diff options
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_blorp.cpp | 4 | ||||
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_blorp_blit.cpp | 10 | ||||
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm_surface_state.c | 4 | ||||
-rw-r--r-- | src/mesa/drivers/dri/i965/gen6_blorp.cpp | 2 | ||||
-rw-r--r-- | src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 2 | ||||
-rw-r--r-- | src/mesa/main/formats.c.BACKUP.12642.c | 3878 | ||||
-rw-r--r-- | src/mesa/main/formats.c.BASE.12642.c | 3389 | ||||
-rw-r--r-- | src/mesa/main/formats.c.LOCAL.12642.c | 3455 | ||||
-rw-r--r-- | src/mesa/main/formats.c.REMOTE.12642.c | 3824 | ||||
-rw-r--r-- | src/mesa/main/texformat.c | 58 | ||||
-rw-r--r-- | src/mesa/main/teximage.c | 3 |
11 files changed, 14583 insertions, 46 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_blorp.cpp b/src/mesa/drivers/dri/i965/brw_blorp.cpp index 65c559801c..cfe57806e8 100644 --- a/src/mesa/drivers/dri/i965/brw_blorp.cpp +++ b/src/mesa/drivers/dri/i965/brw_blorp.cpp @@ -101,13 +101,13 @@ brw_blorp_surface_info::set(struct brw_context *brw, /* set up for a render target */ this->brw_surfaceformat = format_info->brw_render_shadow_format; - DGB("%s. Using render format: 0x%x for: %s\n", + DBG("%s. Using render format: 0x%x for: %s\n", __FUNCTION__, this->brw_surfaceformat, _mesa_get_format_name(mt->format)); } else { /* set up for a sample target */ this->brw_surfaceformat = format_info->brw_sample_shadow_format; - DGB("%s. Using sample format: 0x%x for: %s\n", + DBG("%s. Using sample format: 0x%x for: %s\n", __FUNCTION__, this->brw_surfaceformat, _mesa_get_format_name(mt->format)); } diff --git a/src/mesa/drivers/dri/i965/brw_blorp_blit.cpp b/src/mesa/drivers/dri/i965/brw_blorp_blit.cpp index c5b2644651..53c4815f9c 100644 --- a/src/mesa/drivers/dri/i965/brw_blorp_blit.cpp +++ b/src/mesa/drivers/dri/i965/brw_blorp_blit.cpp @@ -339,7 +339,7 @@ brw_blorp_GPUcopytexsubimage(struct brw_context *brw, dst_image->Height == 0 || dst_image->Width == 0 || dst_image->Depth == 0) { - DGB("%s: unsupported parameter\n", __FUNCTION__); + DBG("%s: unsupported parameter\n", __FUNCTION__); return false; } @@ -375,7 +375,7 @@ brw_blorp_GPUcopytexsubimage(struct brw_context *brw, /* Come up with a match to the source format for the texture cache */ gl_format cacheTexFormat = _mesa_choose_cached_tex_format(&brw->ctx, format, type); - DGB("%s: Cache Texture Format: %s, Target Format: %s, Internal Format: %s" + DBG("%s: Cache Texture Format: %s, Target Format: %s, Internal Format: %s" " Packing Alignment: %d\n", __FUNCTION__, _mesa_get_format_name(cacheTexFormat), _mesa_get_format_name(dst_image->TexFormat), _mesa_lookup_enum_by_nr(dst_image->InternalFormat), packing->Alignment); @@ -419,7 +419,7 @@ brw_blorp_GPUcopytexsubimage(struct brw_context *brw, perf_debug("Target 0x%x not supported()", dst_image->TexObject->Target); return false; default: - DGB("Unexpected target 0x%x in %s", dst_image->TexObject->Target, __FUNCTION__); + DBG("Unexpected target 0x%x in %s", dst_image->TexObject->Target, __FUNCTION__); } const int srcY1 = srcY0 + height; @@ -2545,7 +2545,7 @@ brw_blorp_blit_params::brw_blorp_blit_params(struct brw_context *brw, wm_prog_key.src_texture_data_type = BRW_REGISTER_TYPE_D; break; default: - DGB("Unrecognized blorp format\n"); + DBG("Unrecognized blorp format\n"); break; } @@ -2567,7 +2567,7 @@ brw_blorp_blit_params::brw_blorp_blit_params(struct brw_context *brw, wm_prog_key.dst_texture_data_type = BRW_REGISTER_TYPE_D; break; default: - DGB("Unrecognized blorp format\n"); + DBG("Unrecognized blorp format\n"); break; } diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c index 69001e510d..415c1437b5 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c +++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c @@ -290,10 +290,6 @@ brw_update_texture_surface(struct gl_context *ctx, mt->format, sampler->sRGBDecode); - DBG("%s: using render format: 0x%x for %s\n", - __FUNCTION__, format_info->brw_sample_shadow_format, - _mesa_get_format_name(mt->format)); - surf[0] = (translate_tex_target(tObj->Target) << BRW_SURFACE_TYPE_SHIFT | BRW_SURFACE_MIPMAPLAYOUT_BELOW << BRW_SURFACE_MIPLAYOUT_SHIFT | BRW_SURFACE_CUBEFACE_ENABLES | diff --git a/src/mesa/drivers/dri/i965/gen6_blorp.cpp b/src/mesa/drivers/dri/i965/gen6_blorp.cpp index a4dee6f9dd..2e8e8ab4bb 100644 --- a/src/mesa/drivers/dri/i965/gen6_blorp.cpp +++ b/src/mesa/drivers/dri/i965/gen6_blorp.cpp @@ -272,8 +272,6 @@ gen6_blorp_emit_blend_state(struct brw_context *brw, blend->blend0.dest_blend_factor = BRW_BLENDFACTOR_ZERO; blend->blend0.ia_source_blend_factor = BRW_BLENDFACTOR_ONE; blend->blend0.ia_dest_blend_factor = BRW_BLENDFACTOR_ZERO; - - DBG("%s forcing Alpha to 1.0\n", __FUNCTION__); } return cc_blend_state_offset; diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c index 0c04216aa6..19cf65756d 100644 --- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c +++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c @@ -780,7 +780,7 @@ intel_miptree_create_for_client_texture_DMA(struct brw_context *brw, const GLint bytesPerRow = _mesa_image_row_stride(unpack, width, src_format, type); if (0 >= bytesPerRow) { - DGB("%s Error, unrecognized format: 0x%x or type: 0x%x Failed\n", __FUNCTION__, src_format, type); + DBG("%s Error, unrecognized format: 0x%x or type: 0x%x Failed\n", __FUNCTION__, src_format, type); return false; } diff --git a/src/mesa/main/formats.c.BACKUP.12642.c b/src/mesa/main/formats.c.BACKUP.12642.c new file mode 100644 index 0000000000..50b78568ed --- /dev/null +++ b/src/mesa/main/formats.c.BACKUP.12642.c @@ -0,0 +1,3878 @@ +/* + * Mesa 3-D graphics library + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * Copyright (c) 2008-2009 VMware, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + + +#include "imports.h" +#include "formats.h" +#include "macros.h" +#include "glformats.h" + + +/** + * Information about texture formats. + */ +struct gl_format_info +{ + gl_format Name; + + /** text name for debugging */ + const char *StrName; + + /** + * Base format is one of GL_RED, GL_RG, GL_RGB, GL_RGBA, GL_ALPHA, + * GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_YCBCR_MESA, + * GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL, GL_DUDV_ATI. + */ + GLenum BaseFormat; + + /** + * Logical data type: one of GL_UNSIGNED_NORMALIZED, GL_SIGNED_NORMALIZED, + * GL_UNSIGNED_INT, GL_INT, GL_FLOAT. + */ + GLenum DataType; + + GLubyte RedBits; + GLubyte GreenBits; + GLubyte BlueBits; + GLubyte AlphaBits; + GLubyte LuminanceBits; + GLubyte IntensityBits; + GLubyte IndexBits; + GLubyte DepthBits; + GLubyte StencilBits; + + /** + * To describe compressed formats. If not compressed, Width=Height=1. + */ + GLubyte BlockWidth, BlockHeight; + GLubyte BytesPerBlock; +}; + + +/** + * Info about each format. + * These must be in the same order as the MESA_FORMAT_* enums so that + * we can do lookups without searching. + */ +static struct gl_format_info format_info[MESA_PRIVATE_FORMAT_COUNT] = +{ + { + MESA_FORMAT_NONE, /* Name */ + "MESA_FORMAT_NONE", /* StrName */ + GL_NONE, /* BaseFormat */ + GL_NONE, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 0, 0, 0 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA8888, /* Name */ + "MESA_FORMAT_RGBA8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA8888_REV, /* Name */ + "MESA_FORMAT_RGBA8888_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB8888, /* Name */ + "MESA_FORMAT_ARGB8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB8888_REV, /* Name */ + "MESA_FORMAT_ARGB8888_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBX8888, /* Name */ + "MESA_FORMAT_RGBX8888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBX8888_REV, /* Name */ + "MESA_FORMAT_RGBX8888_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_XRGB8888, /* Name */ + "MESA_FORMAT_XRGB8888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_XRGB8888_REV, /* Name */ + "MESA_FORMAT_XRGB8888_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB888, /* Name */ + "MESA_FORMAT_RGB888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 3 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGR888, /* Name */ + "MESA_FORMAT_BGR888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 3 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB565, /* Name */ + "MESA_FORMAT_RGB565", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB565_REV, /* Name */ + "MESA_FORMAT_RGB565_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB4444, /* Name */ + "MESA_FORMAT_ARGB4444", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB4444_REV, /* Name */ + "MESA_FORMAT_ARGB4444_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA5551, /* Name */ + "MESA_FORMAT_RGBA5551", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB1555, /* Name */ + "MESA_FORMAT_ARGB1555", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB1555_REV, /* Name */ + "MESA_FORMAT_ARGB1555_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL44, /* Name */ + "MESA_FORMAT_AL44", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 4, /* Red/Green/Blue/AlphaBits */ + 4, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL88, /* Name */ + "MESA_FORMAT_AL88", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL88_REV, /* Name */ + "MESA_FORMAT_AL88_REV", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL1616, /* Name */ + "MESA_FORMAT_AL1616", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL1616_REV, /* Name */ + "MESA_FORMAT_AL1616_REV", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB332, /* Name */ + "MESA_FORMAT_RGB332", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 3, 3, 2, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_A8, /* Name */ + "MESA_FORMAT_A8", /* StrName */ + GL_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_A16, /* Name */ + "MESA_FORMAT_A16", /* StrName */ + GL_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_L8, /* Name */ + "MESA_FORMAT_L8", /* StrName */ + GL_LUMINANCE, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_L16, /* Name */ + "MESA_FORMAT_L16", /* StrName */ + GL_LUMINANCE, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_I8, /* Name */ + "MESA_FORMAT_I8", /* StrName */ + GL_INTENSITY, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 8, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_I16, /* Name */ + "MESA_FORMAT_I16", /* StrName */ + GL_INTENSITY, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 16, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_YCBCR, /* Name */ + "MESA_FORMAT_YCBCR", /* StrName */ + GL_YCBCR_MESA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_YCBCR_REV, /* Name */ + "MESA_FORMAT_YCBCR_REV", /* StrName */ + GL_YCBCR_MESA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_R8, + "MESA_FORMAT_R8", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_GR88, + "MESA_FORMAT_GR88", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG88, + "MESA_FORMAT_RG88", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_R16, + "MESA_FORMAT_R16", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_GR1616, + "MESA_FORMAT_GR1616", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG1616, + "MESA_FORMAT_RG1616", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ARGB2101010, + "MESA_FORMAT_ARGB2101010", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_Z24_S8, /* Name */ + "MESA_FORMAT_Z24_S8", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_S8_Z24, /* Name */ + "MESA_FORMAT_S8_Z24", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z16, /* Name */ + "MESA_FORMAT_Z16", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 16, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_X8_Z24, /* Name */ + "MESA_FORMAT_X8_Z24", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z24_X8, /* Name */ + "MESA_FORMAT_Z24_X8", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z32, /* Name */ + "MESA_FORMAT_Z32", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_S8, /* Name */ + "MESA_FORMAT_S8", /* StrName */ + GL_STENCIL_INDEX, /* BaseFormat */ + GL_UNSIGNED_INT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_SRGB8, + "MESA_FORMAT_SRGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_SRGBA8, + "MESA_FORMAT_SRGBA8", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SARGB8, + "MESA_FORMAT_SARGB8", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SL8, + "MESA_FORMAT_SL8", + GL_LUMINANCE, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SLA8, + "MESA_FORMAT_SLA8", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SRGB_DXT1, /* Name */ + "MESA_FORMAT_SRGB_DXT1", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT1, + "MESA_FORMAT_SRGBA_DXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT3, + "MESA_FORMAT_SRGBA_DXT3", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT5, + "MESA_FORMAT_SRGBA_DXT5", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_RGB_FXT1, + "MESA_FORMAT_RGB_FXT1", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 0, /* approx Red/Green/BlueBits */ + 0, 0, 0, 0, 0, + 8, 4, 16 /* 16 bytes per 8x4 block */ + }, + { + MESA_FORMAT_RGBA_FXT1, + "MESA_FORMAT_RGBA_FXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 1, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, + 8, 4, 16 /* 16 bytes per 8x4 block */ + }, + + { + MESA_FORMAT_RGB_DXT1, /* Name */ + "MESA_FORMAT_RGB_DXT1", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT1, + "MESA_FORMAT_RGBA_DXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT3, + "MESA_FORMAT_RGBA_DXT3", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT5, + "MESA_FORMAT_RGBA_DXT5", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_FLOAT32, + "MESA_FORMAT_RGBA_FLOAT32", + GL_RGBA, + GL_FLOAT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_RGBA_FLOAT16, + "MESA_FORMAT_RGBA_FLOAT16", + GL_RGBA, + GL_FLOAT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_FLOAT32, + "MESA_FORMAT_RGB_FLOAT32", + GL_RGB, + GL_FLOAT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGB_FLOAT16, + "MESA_FORMAT_RGB_FLOAT16", + GL_RGB, + GL_FLOAT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_ALPHA_FLOAT32, + "MESA_FORMAT_ALPHA_FLOAT32", + GL_ALPHA, + GL_FLOAT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ALPHA_FLOAT16, + "MESA_FORMAT_ALPHA_FLOAT16", + GL_ALPHA, + GL_FLOAT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_FLOAT32, + "MESA_FORMAT_LUMINANCE_FLOAT32", + GL_LUMINANCE, + GL_FLOAT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_FLOAT16, + "MESA_FORMAT_LUMINANCE_FLOAT16", + GL_LUMINANCE, + GL_FLOAT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32, + "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32", + GL_LUMINANCE_ALPHA, + GL_FLOAT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16, + "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16", + GL_LUMINANCE_ALPHA, + GL_FLOAT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_FLOAT32, + "MESA_FORMAT_INTENSITY_FLOAT32", + GL_INTENSITY, + GL_FLOAT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_FLOAT16, + "MESA_FORMAT_INTENSITY_FLOAT16", + GL_INTENSITY, + GL_FLOAT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_R_FLOAT32, + "MESA_FORMAT_R_FLOAT32", + GL_RED, + GL_FLOAT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_FLOAT16, + "MESA_FORMAT_R_FLOAT16", + GL_RED, + GL_FLOAT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_FLOAT32, + "MESA_FORMAT_RG_FLOAT32", + GL_RG, + GL_FLOAT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RG_FLOAT16, + "MESA_FORMAT_RG_FLOAT16", + GL_RG, + GL_FLOAT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* unnormalized signed int formats */ + /* unnormalized unsigned int formats */ + { + MESA_FORMAT_ALPHA_UINT8, + "MESA_FORMAT_ALPHA_UINT8", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_ALPHA_UINT16, + "MESA_FORMAT_ALPHA_UINT16", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_ALPHA_UINT32, + "MESA_FORMAT_ALPHA_UINT32", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ALPHA_INT8, + "MESA_FORMAT_ALPHA_INT8", + GL_ALPHA, + GL_INT, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_ALPHA_INT16, + "MESA_FORMAT_ALPHA_INT16", + GL_ALPHA, + GL_INT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_ALPHA_INT32, + "MESA_FORMAT_ALPHA_INT32", + GL_ALPHA, + GL_INT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_UINT8, + "MESA_FORMAT_INTENSITY_UINT8", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_INTENSITY_UINT16, + "MESA_FORMAT_INTENSITY_UINT16", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_INTENSITY_UINT32, + "MESA_FORMAT_INTENSITY_UINT32", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_INT8, + "MESA_FORMAT_INTENSITY_INT8", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_INTENSITY_INT16, + "MESA_FORMAT_INTENSITY_INT16", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_INTENSITY_INT32, + "MESA_FORMAT_INTENSITY_INT32", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_UINT8, + "MESA_FORMAT_LUMINANCE_UINT8", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_LUMINANCE_UINT16, + "MESA_FORMAT_LUMINANCE_UINT16", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_UINT32, + "MESA_FORMAT_LUMINANCE_UINT32", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_INT8, + "MESA_FORMAT_LUMINANCE_INT8", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_LUMINANCE_INT16, + "MESA_FORMAT_LUMINANCE_INT16", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_INT32, + "MESA_FORMAT_LUMINANCE_INT32", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT8, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT8", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT16, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT16", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT32, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT32", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT8, + "MESA_FORMAT_LUMINANCE_ALPHA_INT8", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT16, + "MESA_FORMAT_LUMINANCE_ALPHA_INT16", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT32, + "MESA_FORMAT_LUMINANCE_ALPHA_INT32", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + + { + MESA_FORMAT_R_INT8, + "MESA_FORMAT_R_INT8", + GL_RED, + GL_INT, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RG_INT8, + "MESA_FORMAT_RG_INT8", + GL_RG, + GL_INT, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB_INT8, + "MESA_FORMAT_RGB_INT8", + GL_RGB, + GL_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_RGBA_INT8, + "MESA_FORMAT_RGBA_INT8", + GL_RGBA, + GL_INT, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_INT16, + "MESA_FORMAT_R_INT16", + GL_RED, + GL_INT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_INT16, + "MESA_FORMAT_RG_INT16", + GL_RG, + GL_INT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGB_INT16, + "MESA_FORMAT_RGB_INT16", + GL_RGB, + GL_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_RGBA_INT16, + "MESA_FORMAT_RGBA_INT16", + GL_RGBA, + GL_INT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_R_INT32, + "MESA_FORMAT_R_INT32", + GL_RED, + GL_INT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG_INT32, + "MESA_FORMAT_RG_INT32", + GL_RG, + GL_INT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_INT32, + "MESA_FORMAT_RGB_INT32", + GL_RGB, + GL_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGBA_INT32, + "MESA_FORMAT_RGBA_INT32", + GL_RGBA, + GL_INT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_R_UINT8, + "MESA_FORMAT_R_UINT8", + GL_RED, + GL_UNSIGNED_INT, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RG_UINT8, + "MESA_FORMAT_RG_UINT8", + GL_RG, + GL_UNSIGNED_INT, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB_UINT8, + "MESA_FORMAT_RGB_UINT8", + GL_RGB, + GL_UNSIGNED_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_RGBA_UINT8, + "MESA_FORMAT_RGBA_UINT8", + GL_RGBA, + GL_UNSIGNED_INT, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_UINT16, + "MESA_FORMAT_R_UINT16", + GL_RED, + GL_UNSIGNED_INT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_UINT16, + "MESA_FORMAT_RG_UINT16", + GL_RG, + GL_UNSIGNED_INT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGB_UINT16, + "MESA_FORMAT_RGB_UINT16", + GL_RGB, + GL_UNSIGNED_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_RGBA_UINT16, + "MESA_FORMAT_RGBA_UINT16", + GL_RGBA, + GL_UNSIGNED_INT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_R_UINT32, + "MESA_FORMAT_R_UINT32", + GL_RED, + GL_UNSIGNED_INT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG_UINT32, + "MESA_FORMAT_RG_UINT32", + GL_RG, + GL_UNSIGNED_INT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_UINT32, + "MESA_FORMAT_RGB_UINT32", + GL_RGB, + GL_UNSIGNED_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGBA_UINT32, + "MESA_FORMAT_RGBA_UINT32", + GL_RGBA, + GL_UNSIGNED_INT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + + + { + MESA_FORMAT_DUDV8, + "MESA_FORMAT_DUDV8", + GL_DUDV_ATI, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + + /* Signed 8 bits / channel */ + { + MESA_FORMAT_SIGNED_R8, /* Name */ + "MESA_FORMAT_SIGNED_R8", /* StrName */ + GL_RED, /* BaseFormat */ + GL_SIGNED_NORMALIZED, /* DataType */ + 8, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_SIGNED_RG88_REV, + "MESA_FORMAT_SIGNED_RG88_REV", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_RGBX8888, + "MESA_FORMAT_SIGNED_RGBX8888", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 /* 4 bpp, but no alpha */ + }, + { + MESA_FORMAT_SIGNED_RGBA8888, + "MESA_FORMAT_SIGNED_RGBA8888", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_RGBA8888_REV, + "MESA_FORMAT_SIGNED_RGBA8888_REV", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* Signed 16 bits / channel */ + { + MESA_FORMAT_SIGNED_R16, + "MESA_FORMAT_SIGNED_R16", + GL_RED, + GL_SIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_GR1616, + "MESA_FORMAT_SIGNED_GR1616", + GL_RG, + GL_SIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_RGB_16, + "MESA_FORMAT_SIGNED_RGB_16", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_SIGNED_RGBA_16, + "MESA_FORMAT_SIGNED_RGBA_16", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGBA_16, + "MESA_FORMAT_RGBA_16", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RED_RGTC1, + "MESA_FORMAT_RED_RGTC1", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_RED_RGTC1, + "MESA_FORMAT_SIGNED_RED_RGTC1", + GL_RED, + GL_SIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RG_RGTC2, + "MESA_FORMAT_RG_RGTC2", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_RG_RGTC2, + "MESA_FORMAT_SIGNED_RG_RGTC2", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_L_LATC1, + "MESA_FORMAT_L_LATC1", + GL_LUMINANCE, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 0, + 4, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_L_LATC1, + "MESA_FORMAT_SIGNED_L_LATC1", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 4, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_LA_LATC2, + "MESA_FORMAT_LA_LATC2", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 4, + 4, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_LA_LATC2, + "MESA_FORMAT_SIGNED_LA_LATC2", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 4, + 4, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC1_RGB8, + "MESA_FORMAT_ETC1_RGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGB8, + "MESA_FORMAT_ETC2_RGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8, + "MESA_FORMAT_ETC2_SRGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGBA8_EAC, + "MESA_FORMAT_ETC2_RGBA8_EAC", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC, + "MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_R11_EAC, + "MESA_FORMAT_ETC2_R11_EAC", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 11, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RG11_EAC, + "MESA_FORMAT_ETC2_RG11_EAC", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 11, 11, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SIGNED_R11_EAC, + "MESA_FORMAT_ETC2_SIGNED_R11_EAC", + GL_RED, + GL_SIGNED_NORMALIZED, + 11, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SIGNED_RG11_EAC, + "MESA_FORMAT_ETC2_SIGNED_RG11_EAC", + GL_RG, + GL_SIGNED_NORMALIZED, + 11, 11, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1, + "MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 1, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1, + "MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 1, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + /* Signed formats from EXT_texture_snorm that are not in GL3.1 */ + { + MESA_FORMAT_SIGNED_A8, + "MESA_FORMAT_SIGNED_A8", + GL_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_L8, + "MESA_FORMAT_SIGNED_L8", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_AL88, + "MESA_FORMAT_SIGNED_AL88", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_I8, + "MESA_FORMAT_SIGNED_I8", + GL_INTENSITY, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_A16, + "MESA_FORMAT_SIGNED_A16", + GL_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_L16, + "MESA_FORMAT_SIGNED_L16", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_AL1616, + "MESA_FORMAT_SIGNED_AL1616", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_I16, + "MESA_FORMAT_SIGNED_I16", + GL_INTENSITY, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB9_E5_FLOAT, + "MESA_FORMAT_RGB9_E5_FLOAT", + GL_RGB, + GL_FLOAT, + 9, 9, 9, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R11_G11_B10_FLOAT, + "MESA_FORMAT_R11_G11_B10_FLOAT", + GL_RGB, + GL_FLOAT, + 11, 11, 10, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + /* ARB_depth_buffer_float */ + { + MESA_FORMAT_Z32_FLOAT, /* Name */ + "MESA_FORMAT_Z32_FLOAT", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_FLOAT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z32_FLOAT_X24S8, /* Name */ + "MESA_FORMAT_Z32_FLOAT_X24S8", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + /* DataType here is used to answer GL_TEXTURE_DEPTH_TYPE queries, and is + * never used for stencil because stencil is always GL_UNSIGNED_INT. + */ + GL_FLOAT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 8 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB2101010_UINT, + "MESA_FORMAT_ARGB2101010_UINT", + GL_RGBA, + GL_UNSIGNED_INT, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ABGR2101010_UINT, + "MESA_FORMAT_ABGR2101010_UINT", + GL_RGBA, + GL_UNSIGNED_INT, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XRGB4444_UNORM, + "MESA_FORMAT_XRGB4444_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_XRGB1555_UNORM, + "MESA_FORMAT_XRGB1555_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 5, 5, 5, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_XBGR8888_SNORM, + "MESA_FORMAT_XBGR8888_SNORM", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_SRGB, + "MESA_FORMAT_XBGR8888_SRGB", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_UINT, + "MESA_FORMAT_XBGR8888_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_SINT, + "MESA_FORMAT_XBGR8888_SINT", + GL_RGB, + GL_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XRGB2101010_UNORM, + "MESA_FORMAT_XRGB2101010_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR16161616_UNORM, + "MESA_FORMAT_XBGR16161616_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_SNORM, + "MESA_FORMAT_XBGR16161616_SNORM", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_FLOAT, + "MESA_FORMAT_XBGR16161616_FLOAT", + GL_RGB, + GL_FLOAT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_UINT, + "MESA_FORMAT_XBGR16161616_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_SINT, + "MESA_FORMAT_XBGR16161616_SINT", + GL_RGB, + GL_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR32323232_FLOAT, + "MESA_FORMAT_XBGR32323232_FLOAT", + GL_RGB, + GL_FLOAT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_XBGR32323232_UINT, + "MESA_FORMAT_XBGR32323232_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_XBGR32323232_SINT, + "MESA_FORMAT_XBGR32323232_SINT", + GL_RGB, + GL_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, +<<<<<<< HEAD + { + MESA_FORMAT_ABGR2101010, + "MESA_FORMAT_ABGR2101010", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, +======= + + /* + * Formats to exactly represent format/type combinations for OGLUser provided + * textures. These formats are required only for caching of an unaltered copy of + * the application texture prior to passing them to the GPU, where they are + * processed to the final internalFormat and miptree location. Texstore functions + * do not apply and these are not intended to be used as render targets. + * Listing is based on the order presented in the glTexImage2D spec. + */ + /* Red Solo - !cup */ + { + MESA_FORMAT_R32, + "MESA_FORMAT_R32", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_R32, + "MESA_FORMAT_SIGNED_R32", + GL_RED, + GL_SIGNED_NORMALIZED, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* Red Green - !show */ +>>>>>>> Add gl_formats to cover all GLUser provided format/type combinations + { + MESA_FORMAT_SIGNED_RG88, + "MESA_FORMAT_SIGNED_RG88", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_RG1616, + "MESA_FORMAT_SIGNED_RG1616", + GL_RG, + GL_SIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, +<<<<<<< HEAD +======= + { + MESA_FORMAT_RG3232, + "MESA_FORMAT_RG3232", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_SIGNED_RG3232, + "MESA_FORMAT_SIGNED_RG3232", + GL_RG, + GL_SIGNED_NORMALIZED, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + + /* Red Green Blue */ + { + MESA_FORMAT_SIGNED_RGB888, + "MESA_FORMAT_SIGNED_RGB888", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_RGB161616, + "MESA_FORMAT_RG161616", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_SIGNED_RGB161616, + "MESA_FORMAT_SIGNED_RGB161616", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_RGB323232, + "MESA_FORMAT_RGB323232", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_SIGNED_RGB323232, + "MESA_FORMAT_SIGNED_RGB323232", + GL_RGB, + GL_SIGNED_NORMALIZED, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGB233_REV, + "MESA_FORMAT_RGB233_REV", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 3, 3, 2, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RGB101111_REV, + "MESA_FORMAT_RGB101111_REV", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 11, 11, 10, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* Blue Green Red */ + { + MESA_FORMAT_SIGNED_BGR888, + "MESA_FORMAT_SIGNED_BGR888", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_BGR161616, + "MESA_FORMAT_BGR161616", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_SIGNED_BGR161616, + "MESA_FORMAT_SIGNED_BGR161616", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_BGR_FLOAT16, + "MESA_FORMAT_BGR_FLOAT16", + GL_RGB, + GL_FLOAT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_BGR323232, + "MESA_FORMAT_BGR323232", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_SIGNED_BGR323232, + "MESA_FORMAT_SIGNED_BGR323232", + GL_RGB, + GL_SIGNED_NORMALIZED, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_BGR_FLOAT32, + "MESA_FORMAT_BGR_FLOAT32", + GL_RGB, + GL_FLOAT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + + /* Red Green Blue Alpha */ + { + MESA_FORMAT_RGBA16161616, + "MESA_FORMAT_RGBA161616", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_SIGNED_RGBA16161616, + "MESA_FORMAT_SIGNED_RGBA161616", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGBA32323232, + "MESA_FORMAT_RGBA323232", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_SIGNED_RGBA32323232, + "MESA_FORMAT_SIGNED_RGBA323232", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_RGBA1010102, + "MESA_FORMAT_RGBA1010102", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGBA2101010_REV, + "MESA_FORMAT_RGBA2101010_REV", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGBA5999_REV, + "MESA_FORMAT_RGBA5999_REV", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 9, 9, 9, 5, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGBA4444, /* Name */ + "MESA_FORMAT_RGBA4444", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA4444_REV, /* Name */ + "MESA_FORMAT_RGBA4444_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA1555_REV, /* Name */ + "MESA_FORMAT_RGBA1555_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + + /* Blue Green Red Alpha */ + { + MESA_FORMAT_BGRA8888, /* Name */ + "MESA_FORMAT_BGRA8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGRA8888_REV, /* Name */ + "MESA_FORMAT_BGRA8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_SIGNED_BGRA8888, + "MESA_FORMAT_SIGNED_BGRA8888", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_BGRA16161616, + "MESA_FORMAT_BGRA16161616", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_SIGNED_BGRA16161616, + "MESA_FORMAT_SIGNED_BGRA16161616", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_BGRA_FLOAT16, + "MESA_FORMAT_BGRA_FLOAT16", + GL_RGBA, + GL_FLOAT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_BGRA32323232, + "MESA_FORMAT_BGRA32323232", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_SIGNED_BGRA32323232, + "MESA_FORMAT_SIGNED_BGRA32323232", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_BGRA_FLOAT32, + "MESA_FORMAT_BGRA_FLOAT32", + GL_RGBA, + GL_FLOAT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_BGRA4444, /* Name */ + "MESA_FORMAT_BGRA4444", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGRA4444_REV, /* Name */ + "MESA_FORMAT_BGRA4444_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGRA5551, /* Name */ + "MESA_FORMAT_BGRA5551", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGRA1555_REV, /* Name */ + "MESA_FORMAT_BGRA1555_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGRA1010102, + "MESA_FORMAT_BGRA1010102", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_BGRA2101010_REV, + "MESA_FORMAT_BGRA2101010_REV", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_BGRA5999_REV, + "MESA_FORMAT_BGRA5999_REV", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 9, 9, 9, 5, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, +>>>>>>> Add gl_formats to cover all GLUser provided format/type combinations +}; + + + +static const struct gl_format_info * +_mesa_get_format_info(gl_format format) +{ + const struct gl_format_info *info = &format_info[format]; + assert(info->Name == format); + return info; +} + + +/** Return string name of format (for debugging) */ +const char * +_mesa_get_format_name(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->StrName; +} + + + +/** + * Return bytes needed to store a block of pixels in the given format. + * Normally, a block is 1x1 (a single pixel). But for compressed formats + * a block may be 4x4 or 8x4, etc. + * + * Note: not GLuint, so as not to coerce math to unsigned. cf. fdo #37351 + */ +GLint +_mesa_get_format_bytes(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + ASSERT(info->BytesPerBlock); + ASSERT(info->BytesPerBlock <= MAX_PIXEL_BYTES || + _mesa_is_format_compressed(format)); + return info->BytesPerBlock; +} + + +/** + * Return bits per component for the given format. + * \param format one of MESA_FORMAT_x + * \param pname the component, such as GL_RED_BITS, GL_TEXTURE_BLUE_BITS, etc. + */ +GLint +_mesa_get_format_bits(gl_format format, GLenum pname) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + + switch (pname) { + case GL_RED_BITS: + case GL_TEXTURE_RED_SIZE: + case GL_RENDERBUFFER_RED_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE: + return info->RedBits; + case GL_GREEN_BITS: + case GL_TEXTURE_GREEN_SIZE: + case GL_RENDERBUFFER_GREEN_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE: + return info->GreenBits; + case GL_BLUE_BITS: + case GL_TEXTURE_BLUE_SIZE: + case GL_RENDERBUFFER_BLUE_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE: + return info->BlueBits; + case GL_ALPHA_BITS: + case GL_TEXTURE_ALPHA_SIZE: + case GL_RENDERBUFFER_ALPHA_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE: + return info->AlphaBits; + case GL_TEXTURE_INTENSITY_SIZE: + return info->IntensityBits; + case GL_TEXTURE_LUMINANCE_SIZE: + return info->LuminanceBits; + case GL_INDEX_BITS: + return info->IndexBits; + case GL_DEPTH_BITS: + case GL_TEXTURE_DEPTH_SIZE_ARB: + case GL_RENDERBUFFER_DEPTH_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE: + return info->DepthBits; + case GL_STENCIL_BITS: + case GL_TEXTURE_STENCIL_SIZE_EXT: + case GL_RENDERBUFFER_STENCIL_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE: + return info->StencilBits; + default: + _mesa_problem(NULL, "bad pname in _mesa_get_format_bits()"); + return 0; + } +} + + +GLuint +_mesa_get_format_max_bits(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + GLuint max = MAX2(info->RedBits, info->GreenBits); + max = MAX2(max, info->BlueBits); + max = MAX2(max, info->AlphaBits); + max = MAX2(max, info->LuminanceBits); + max = MAX2(max, info->IntensityBits); + max = MAX2(max, info->DepthBits); + max = MAX2(max, info->StencilBits); + return max; +} + + +/** + * Return the data type (or more specifically, the data representation) + * for the given format. + * The return value will be one of: + * GL_UNSIGNED_NORMALIZED = unsigned int representing [0,1] + * GL_SIGNED_NORMALIZED = signed int representing [-1, 1] + * GL_UNSIGNED_INT = an ordinary unsigned integer + * GL_INT = an ordinary signed integer + * GL_FLOAT = an ordinary float + */ +GLenum +_mesa_get_format_datatype(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->DataType; +} + + +/** + * Return the basic format for the given type. The result will be one of + * GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, + * GL_YCBCR_MESA, GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL. + */ +GLenum +_mesa_get_format_base_format(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->BaseFormat; +} + + +/** + * Return the block size (in pixels) for the given format. Normally + * the block size is 1x1. But compressed formats will have block sizes + * of 4x4 or 8x4 pixels, etc. + * \param bw returns block width in pixels + * \param bh returns block height in pixels + */ +void +_mesa_get_format_block_size(gl_format format, GLuint *bw, GLuint *bh) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + *bw = info->BlockWidth; + *bh = info->BlockHeight; +} + + +/** Is the given format a compressed format? */ +GLboolean +_mesa_is_format_compressed(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->BlockWidth > 1 || info->BlockHeight > 1; +} + + +/** + * Determine if the given format represents a packed depth/stencil buffer. + */ +GLboolean +_mesa_is_format_packed_depth_stencil(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + + return info->BaseFormat == GL_DEPTH_STENCIL; +} + + +/** + * Is the given format a signed/unsigned integer color format? + */ +GLboolean +_mesa_is_format_integer_color(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return (info->DataType == GL_INT || info->DataType == GL_UNSIGNED_INT) && + info->BaseFormat != GL_DEPTH_COMPONENT && + info->BaseFormat != GL_DEPTH_STENCIL && + info->BaseFormat != GL_STENCIL_INDEX; +} + + +/** + * Is the given format an unsigned integer format? + */ +GLboolean +_mesa_is_format_unsigned(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return _mesa_is_type_unsigned(info->DataType); +} + + +/** + * Does the given format store signed values? + */ +GLboolean +_mesa_is_format_signed(gl_format format) +{ + if (format == MESA_FORMAT_R11_G11_B10_FLOAT || + format == MESA_FORMAT_RGB9_E5_FLOAT) { + /* these packed float formats only store unsigned values */ + return GL_FALSE; + } + else { + const struct gl_format_info *info = _mesa_get_format_info(format); + return (info->DataType == GL_SIGNED_NORMALIZED || + info->DataType == GL_INT || + info->DataType == GL_FLOAT); + } +} + + +/** + * Return color encoding for given format. + * \return GL_LINEAR or GL_SRGB + */ +GLenum +_mesa_get_format_color_encoding(gl_format format) +{ + /* XXX this info should be encoded in gl_format_info */ + switch (format) { + case MESA_FORMAT_SRGB8: + case MESA_FORMAT_SRGBA8: + case MESA_FORMAT_SARGB8: + case MESA_FORMAT_SL8: + case MESA_FORMAT_SLA8: + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + case MESA_FORMAT_XBGR8888_SRGB: + case MESA_FORMAT_ETC2_SRGB8: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + return GL_SRGB; + default: + return GL_LINEAR; + } +} + + +/** + * For an sRGB format, return the corresponding linear color space format. + * For non-sRGB formats, return the format as-is. + */ +gl_format +_mesa_get_srgb_format_linear(gl_format format) +{ + switch (format) { + case MESA_FORMAT_SRGB8: + format = MESA_FORMAT_RGB888; + break; + case MESA_FORMAT_SRGBA8: + format = MESA_FORMAT_RGBA8888; + break; + case MESA_FORMAT_SARGB8: + format = MESA_FORMAT_ARGB8888; + break; + case MESA_FORMAT_SL8: + format = MESA_FORMAT_L8; + break; + case MESA_FORMAT_SLA8: + format = MESA_FORMAT_AL88; + break; + case MESA_FORMAT_SRGB_DXT1: + format = MESA_FORMAT_RGB_DXT1; + break; + case MESA_FORMAT_SRGBA_DXT1: + format = MESA_FORMAT_RGBA_DXT1; + break; + case MESA_FORMAT_SRGBA_DXT3: + format = MESA_FORMAT_RGBA_DXT3; + break; + case MESA_FORMAT_SRGBA_DXT5: + format = MESA_FORMAT_RGBA_DXT5; + break; + case MESA_FORMAT_XBGR8888_SRGB: + format = MESA_FORMAT_RGBX8888_REV; + break; + case MESA_FORMAT_ETC2_SRGB8: + format = MESA_FORMAT_ETC2_RGB8; + break; + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + format = MESA_FORMAT_ETC2_RGBA8_EAC; + break; + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + format = MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1; + break; + default: + break; + } + return format; +} + + +/** + * If the given format is a compressed format, return a corresponding + * uncompressed format. + */ +gl_format +_mesa_get_uncompressed_format(gl_format format) +{ + switch (format) { + case MESA_FORMAT_RGB_FXT1: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_RGBA_FXT1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_SRGB_DXT1: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT3: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGBA_DXT5: + case MESA_FORMAT_SRGBA_DXT5: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RED_RGTC1: + return MESA_FORMAT_R8; + case MESA_FORMAT_SIGNED_RED_RGTC1: + return MESA_FORMAT_SIGNED_R8; + case MESA_FORMAT_RG_RGTC2: + return MESA_FORMAT_GR88; + case MESA_FORMAT_SIGNED_RG_RGTC2: + return MESA_FORMAT_SIGNED_RG88_REV; + case MESA_FORMAT_L_LATC1: + return MESA_FORMAT_L8; + case MESA_FORMAT_SIGNED_L_LATC1: + return MESA_FORMAT_SIGNED_L8; + case MESA_FORMAT_LA_LATC2: + return MESA_FORMAT_AL88; + case MESA_FORMAT_SIGNED_LA_LATC2: + return MESA_FORMAT_SIGNED_AL88; + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + return MESA_FORMAT_R16; + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + return MESA_FORMAT_GR1616; + default: +#ifdef DEBUG + assert(!_mesa_is_format_compressed(format)); +#endif + return format; + } +} + + +GLuint +_mesa_format_num_components(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return ((info->RedBits > 0) + + (info->GreenBits > 0) + + (info->BlueBits > 0) + + (info->AlphaBits > 0) + + (info->LuminanceBits > 0) + + (info->IntensityBits > 0) + + (info->DepthBits > 0) + + (info->StencilBits > 0)); +} + + +/** + * Return number of bytes needed to store an image of the given size + * in the given format. + */ +GLuint +_mesa_format_image_size(gl_format format, GLsizei width, + GLsizei height, GLsizei depth) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format (2D only for now) */ + const GLuint bw = info->BlockWidth, bh = info->BlockHeight; + const GLuint wblocks = (width + bw - 1) / bw; + const GLuint hblocks = (height + bh - 1) / bh; + const GLuint sz = wblocks * hblocks * info->BytesPerBlock; + return sz * depth; + } + else { + /* non-compressed */ + const GLuint sz = width * height * depth * info->BytesPerBlock; + return sz; + } +} + + +/** + * Same as _mesa_format_image_size() but returns a 64-bit value to + * accomodate very large textures. + */ +uint64_t +_mesa_format_image_size64(gl_format format, GLsizei width, + GLsizei height, GLsizei depth) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format (2D only for now) */ + const uint64_t bw = info->BlockWidth, bh = info->BlockHeight; + const uint64_t wblocks = (width + bw - 1) / bw; + const uint64_t hblocks = (height + bh - 1) / bh; + const uint64_t sz = wblocks * hblocks * info->BytesPerBlock; + return sz * depth; + } + else { + /* non-compressed */ + const uint64_t sz = ((uint64_t) width * + (uint64_t) height * + (uint64_t) depth * + info->BytesPerBlock); + return sz; + } +} + + + +GLint +_mesa_format_row_stride(gl_format format, GLsizei width) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format */ + const GLuint bw = info->BlockWidth; + const GLuint wblocks = (width + bw - 1) / bw; + const GLint stride = wblocks * info->BytesPerBlock; + return stride; + } + else { + const GLint stride = width * info->BytesPerBlock; + return stride; + } +} + + +/** + * Debug/test: check that all formats are handled in the + * _mesa_format_to_type_and_comps() function. When new pixel formats + * are added to Mesa, that function needs to be updated. + * This is a no-op after the first call. + */ +static void +check_format_to_type_and_comps(void) +{ + gl_format f; + + for (f = MESA_FORMAT_NONE + 1; f < MESA_FORMAT_COUNT; f++) { + GLenum datatype = 0; + GLuint comps = 0; + /* This function will emit a problem/warning if the format is + * not handled. + */ + _mesa_format_to_type_and_comps(f, &datatype, &comps); + } +} + + +/** + * Do sanity checking of the format info table. + */ +void +_mesa_test_formats(void) +{ + GLuint i; + + STATIC_ASSERT(Elements(format_info) == MESA_PRIVATE_FORMAT_COUNT); + + for (i = 0; i < MESA_FORMAT_COUNT; i++) { + const struct gl_format_info *info = _mesa_get_format_info(i); + assert(info); + + assert(info->Name == i); + + if (info->Name == MESA_FORMAT_NONE) + continue; + + if (info->BlockWidth == 1 && info->BlockHeight == 1) { + if (info->RedBits > 0) { + GLuint t = info->RedBits + info->GreenBits + + info->BlueBits + info->AlphaBits; + assert(t / 8 <= info->BytesPerBlock); + (void) t; + } + } + + assert(info->DataType == GL_UNSIGNED_NORMALIZED || + info->DataType == GL_SIGNED_NORMALIZED || + info->DataType == GL_UNSIGNED_INT || + info->DataType == GL_INT || + info->DataType == GL_FLOAT || + /* Z32_FLOAT_X24S8 has DataType of GL_NONE */ + info->DataType == GL_NONE); + + if (info->BaseFormat == GL_RGB) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits > 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RGBA) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits > 0); + assert(info->AlphaBits > 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RG) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RED) { + assert(info->RedBits > 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_LUMINANCE) { + assert(info->RedBits == 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits > 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_INTENSITY) { + assert(info->RedBits == 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits > 0); + } + } + + check_format_to_type_and_comps(); +} + + + +/** + * Return datatype and number of components per texel for the given gl_format. + * Only used for mipmap generation code. + */ +void +_mesa_format_to_type_and_comps(gl_format format, + GLenum *datatype, GLuint *comps) +{ + switch (format) { + case MESA_FORMAT_RGBA8888: + case MESA_FORMAT_RGBA8888_REV: + case MESA_FORMAT_ARGB8888: + case MESA_FORMAT_ARGB8888_REV: + case MESA_FORMAT_RGBX8888: + case MESA_FORMAT_RGBX8888_REV: + case MESA_FORMAT_XRGB8888: + case MESA_FORMAT_XRGB8888_REV: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_RGB888: + case MESA_FORMAT_BGR888: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGB565: + case MESA_FORMAT_RGB565_REV: + *datatype = GL_UNSIGNED_SHORT_5_6_5; + *comps = 3; + return; + + case MESA_FORMAT_ARGB4444: + case MESA_FORMAT_ARGB4444_REV: + case MESA_FORMAT_XRGB4444_UNORM: + *datatype = GL_UNSIGNED_SHORT_4_4_4_4; + *comps = 4; + return; + + case MESA_FORMAT_ARGB1555: + case MESA_FORMAT_ARGB1555_REV: + case MESA_FORMAT_XRGB1555_UNORM: + *datatype = GL_UNSIGNED_SHORT_1_5_5_5_REV; + *comps = 4; + return; + + case MESA_FORMAT_ARGB2101010: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_RGBA5551: + *datatype = GL_UNSIGNED_SHORT_5_5_5_1; + *comps = 4; + return; + + case MESA_FORMAT_AL44: + *datatype = MESA_UNSIGNED_BYTE_4_4; + *comps = 2; + return; + + case MESA_FORMAT_AL88: + case MESA_FORMAT_AL88_REV: + case MESA_FORMAT_GR88: + case MESA_FORMAT_RG88: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_AL1616: + case MESA_FORMAT_AL1616_REV: + case MESA_FORMAT_GR1616: + case MESA_FORMAT_RG1616: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_R16: + case MESA_FORMAT_A16: + case MESA_FORMAT_L16: + case MESA_FORMAT_I16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + + case MESA_FORMAT_RGB332: + *datatype = GL_UNSIGNED_BYTE_3_3_2; + *comps = 3; + return; + + case MESA_FORMAT_A8: + case MESA_FORMAT_L8: + case MESA_FORMAT_I8: + case MESA_FORMAT_R8: + case MESA_FORMAT_S8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + + case MESA_FORMAT_YCBCR: + case MESA_FORMAT_YCBCR_REV: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_Z24_S8: + *datatype = GL_UNSIGNED_INT_24_8_MESA; + *comps = 2; + return; + + case MESA_FORMAT_S8_Z24: + *datatype = GL_UNSIGNED_INT_8_24_REV_MESA; + *comps = 2; + return; + + case MESA_FORMAT_Z16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + + case MESA_FORMAT_X8_Z24: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z24_X8: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z32_FLOAT: + *datatype = GL_FLOAT; + *comps = 1; + return; + + case MESA_FORMAT_Z32_FLOAT_X24S8: + *datatype = GL_FLOAT_32_UNSIGNED_INT_24_8_REV; + *comps = 1; + return; + + case MESA_FORMAT_DUDV8: + *datatype = GL_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_SIGNED_R8: + case MESA_FORMAT_SIGNED_A8: + case MESA_FORMAT_SIGNED_L8: + case MESA_FORMAT_SIGNED_I8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_SIGNED_RG88_REV: + case MESA_FORMAT_SIGNED_AL88: + *datatype = GL_BYTE; + *comps = 2; + return; + case MESA_FORMAT_SIGNED_RGBA8888: + case MESA_FORMAT_SIGNED_RGBA8888_REV: + case MESA_FORMAT_SIGNED_RGBX8888: + *datatype = GL_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_RGBA_16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_SIGNED_R16: + case MESA_FORMAT_SIGNED_A16: + case MESA_FORMAT_SIGNED_L16: + case MESA_FORMAT_SIGNED_I16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_SIGNED_GR1616: + case MESA_FORMAT_SIGNED_AL1616: + *datatype = GL_SHORT; + *comps = 2; + return; + case MESA_FORMAT_SIGNED_RGB_16: + *datatype = GL_SHORT; + *comps = 3; + return; + case MESA_FORMAT_SIGNED_RGBA_16: + *datatype = GL_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_SRGB8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_SRGBA8: + case MESA_FORMAT_SARGB8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_SL8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_SLA8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_RGB_FXT1: + case MESA_FORMAT_RGBA_FXT1: + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_RGBA_DXT5: + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + case MESA_FORMAT_RED_RGTC1: + case MESA_FORMAT_SIGNED_RED_RGTC1: + case MESA_FORMAT_RG_RGTC2: + case MESA_FORMAT_SIGNED_RG_RGTC2: + case MESA_FORMAT_L_LATC1: + case MESA_FORMAT_SIGNED_L_LATC1: + case MESA_FORMAT_LA_LATC2: + case MESA_FORMAT_SIGNED_LA_LATC2: + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + /* XXX generate error instead? */ + *datatype = GL_UNSIGNED_BYTE; + *comps = 0; + return; + + case MESA_FORMAT_RGBA_FLOAT32: + *datatype = GL_FLOAT; + *comps = 4; + return; + case MESA_FORMAT_RGBA_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 4; + return; + case MESA_FORMAT_RGB_FLOAT32: + *datatype = GL_FLOAT; + *comps = 3; + return; + case MESA_FORMAT_RGB_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 3; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32: + case MESA_FORMAT_RG_FLOAT32: + *datatype = GL_FLOAT; + *comps = 2; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16: + case MESA_FORMAT_RG_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_FLOAT32: + case MESA_FORMAT_LUMINANCE_FLOAT32: + case MESA_FORMAT_INTENSITY_FLOAT32: + case MESA_FORMAT_R_FLOAT32: + *datatype = GL_FLOAT; + *comps = 1; + return; + case MESA_FORMAT_ALPHA_FLOAT16: + case MESA_FORMAT_LUMINANCE_FLOAT16: + case MESA_FORMAT_INTENSITY_FLOAT16: + case MESA_FORMAT_R_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 1; + return; + + case MESA_FORMAT_ALPHA_UINT8: + case MESA_FORMAT_LUMINANCE_UINT8: + case MESA_FORMAT_INTENSITY_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_UINT16: + case MESA_FORMAT_LUMINANCE_UINT16: + case MESA_FORMAT_INTENSITY_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_UINT32: + case MESA_FORMAT_LUMINANCE_UINT32: + case MESA_FORMAT_INTENSITY_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_INT8: + case MESA_FORMAT_LUMINANCE_INT8: + case MESA_FORMAT_INTENSITY_INT8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT8: + *datatype = GL_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_INT16: + case MESA_FORMAT_LUMINANCE_INT16: + case MESA_FORMAT_INTENSITY_INT16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT16: + *datatype = GL_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_INT32: + case MESA_FORMAT_LUMINANCE_INT32: + case MESA_FORMAT_INTENSITY_INT32: + *datatype = GL_INT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT32: + *datatype = GL_INT; + *comps = 2; + return; + + case MESA_FORMAT_R_INT8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_RG_INT8: + *datatype = GL_BYTE; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT8: + *datatype = GL_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT8: + *datatype = GL_BYTE; + *comps = 4; + return; + case MESA_FORMAT_R_INT16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_RG_INT16: + *datatype = GL_SHORT; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT16: + *datatype = GL_SHORT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT16: + *datatype = GL_SHORT; + *comps = 4; + return; + case MESA_FORMAT_R_INT32: + *datatype = GL_INT; + *comps = 1; + return; + case MESA_FORMAT_RG_INT32: + *datatype = GL_INT; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT32: + *datatype = GL_INT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT32: + *datatype = GL_INT; + *comps = 4; + return; + + /** + * \name Non-normalized unsigned integer formats. + */ + case MESA_FORMAT_R_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_R_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + case MESA_FORMAT_R_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 4; + return; + + case MESA_FORMAT_RGB9_E5_FLOAT: + *datatype = GL_UNSIGNED_INT_5_9_9_9_REV; + *comps = 3; + return; + + case MESA_FORMAT_R11_G11_B10_FLOAT: + *datatype = GL_UNSIGNED_INT_10F_11F_11F_REV; + *comps = 3; + return; + + case MESA_FORMAT_ARGB2101010_UINT: + case MESA_FORMAT_ABGR2101010_UINT: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_XBGR8888_SRGB: + case MESA_FORMAT_XBGR8888_UINT: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_XBGR8888_SNORM: + case MESA_FORMAT_XBGR8888_SINT: + *datatype = GL_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_XRGB2101010_UNORM: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_UNORM: + case MESA_FORMAT_XBGR16161616_UINT: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_SNORM: + case MESA_FORMAT_XBGR16161616_SINT: + *datatype = GL_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_FLOAT: + *datatype = GL_HALF_FLOAT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_FLOAT: + *datatype = GL_FLOAT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_UINT: + *datatype = GL_UNSIGNED_INT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_SINT: + *datatype = GL_INT; + *comps = 4; + return; + + case MESA_FORMAT_ABGR2101010: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_SIGNED_RG88: + *datatype = GL_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_SIGNED_RG1616: + *datatype = GL_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_COUNT: + assert(0); + return; + + case MESA_FORMAT_NONE: + /* For debug builds, warn if any formats are not handled */ +#ifdef DEBUG + default: +#endif + _mesa_problem(NULL, "bad format %s in _mesa_format_to_type_and_comps", + _mesa_get_format_name(format)); + *datatype = 0; + *comps = 1; + } +} + +/** + * Check if a gl_format exactly matches a GL format/type combination + * such that we can use memcpy() from one to the other. + * \param gl_format a MESA_FORMAT_x value + * \param format the user-specified image format + * \param type the user-specified image datatype + * \param swapBytes typically the current pixel pack/unpack byteswap state + * \return GL_TRUE if the formats match, GL_FALSE otherwise. + */ +GLboolean +_mesa_format_matches_format_and_type(gl_format gl_format, + GLenum format, GLenum type, + GLboolean swapBytes) +{ + const GLboolean littleEndian = _mesa_little_endian(); + + /* Note: When reading a GL format/type combination, the format lists channel + * assignments from most significant channel in the type to least + * significant. A type with _REV indicates that the assignments are + * swapped, so they are listed from least significant to most significant. + * + * For sanity, please keep this switch statement ordered the same as the + * enums in formats.h. + */ + + switch (gl_format) { + + case MESA_FORMAT_NONE: + case MESA_FORMAT_COUNT: + return GL_FALSE; + + case MESA_FORMAT_RGBA8888: + case MESA_FORMAT_SRGBA8: + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV && swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV + && !swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8 + && swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_RGBA8888_REV: + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + !swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8 && + !swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV && + swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_ARGB8888: + case MESA_FORMAT_SARGB8: + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + !swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_ARGB8888_REV: + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_RGBX8888: + case MESA_FORMAT_RGBX8888_REV: + return GL_FALSE; + + case MESA_FORMAT_XRGB8888: + case MESA_FORMAT_XRGB8888_REV: + return GL_FALSE; + + case MESA_FORMAT_RGB888: + case MESA_FORMAT_SRGB8: + return format == GL_BGR && type == GL_UNSIGNED_BYTE && littleEndian; + + case MESA_FORMAT_BGR888: + return format == GL_RGB && type == GL_UNSIGNED_BYTE && littleEndian; + + case MESA_FORMAT_RGB565: + return format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 && !swapBytes; + + case MESA_FORMAT_RGB565_REV: + /* Some of the 16-bit MESA_FORMATs that would seem to correspond to + * GL_UNSIGNED_SHORT_* are byte-swapped instead of channel-reversed, + * according to formats.h, so they can't be matched. + */ + return GL_FALSE; + + case MESA_FORMAT_ARGB4444: + return format == GL_BGRA && type == GL_UNSIGNED_SHORT_4_4_4_4_REV && + !swapBytes; + + case MESA_FORMAT_ARGB4444_REV: + return GL_FALSE; + + case MESA_FORMAT_RGBA5551: + return format == GL_RGBA && type == GL_UNSIGNED_SHORT_5_5_5_1 && + !swapBytes; + + case MESA_FORMAT_ARGB1555: + return format == GL_BGRA && type == GL_UNSIGNED_SHORT_1_5_5_5_REV && + !swapBytes; + + case MESA_FORMAT_ARGB1555_REV: + return GL_FALSE; + + case MESA_FORMAT_AL44: + return GL_FALSE; + case MESA_FORMAT_AL88: + case MESA_FORMAT_SLA8: + return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_BYTE && littleEndian; + case MESA_FORMAT_AL88_REV: + return GL_FALSE; + + case MESA_FORMAT_AL1616: + return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_SHORT && littleEndian && !swapBytes; + case MESA_FORMAT_AL1616_REV: + return GL_FALSE; + + case MESA_FORMAT_RGB332: + return format == GL_RGB && type == GL_UNSIGNED_BYTE_3_3_2; + + case MESA_FORMAT_A8: + return format == GL_ALPHA && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_A16: + return format == GL_ALPHA && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_L8: + case MESA_FORMAT_SL8: + return format == GL_LUMINANCE && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_L16: + return format == GL_LUMINANCE && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_I8: + return format == GL_INTENSITY && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_I16: + return format == GL_INTENSITY && type == GL_UNSIGNED_SHORT && !swapBytes; + + case MESA_FORMAT_YCBCR: + return format == GL_YCBCR_MESA && + ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian != swapBytes) || + (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian == swapBytes)); + case MESA_FORMAT_YCBCR_REV: + return format == GL_YCBCR_MESA && + ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian == swapBytes) || + (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian != swapBytes)); + + case MESA_FORMAT_R8: + return format == GL_RED && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_GR88: + return format == GL_RG && type == GL_UNSIGNED_BYTE && littleEndian; + case MESA_FORMAT_RG88: + return GL_FALSE; + + case MESA_FORMAT_R16: + return format == GL_RED && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_GR1616: + return format == GL_RG && type == GL_UNSIGNED_SHORT && littleEndian && + !swapBytes; + case MESA_FORMAT_RG1616: + return GL_FALSE; + + case MESA_FORMAT_ARGB2101010: + return format == GL_BGRA && type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes; + + case MESA_FORMAT_Z24_S8: + return format == GL_DEPTH_STENCIL && type == GL_UNSIGNED_INT_24_8 && + !swapBytes; + case MESA_FORMAT_Z24_X8: + case MESA_FORMAT_S8_Z24: + return GL_FALSE; + + case MESA_FORMAT_Z16: + return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_SHORT && + !swapBytes; + + case MESA_FORMAT_X8_Z24: + return GL_FALSE; + + case MESA_FORMAT_Z32: + return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_INT && + !swapBytes; + + case MESA_FORMAT_S8: + return format == GL_STENCIL_INDEX && type == GL_UNSIGNED_BYTE; + + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + return GL_FALSE; + + case MESA_FORMAT_RGB_FXT1: + case MESA_FORMAT_RGBA_FXT1: + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_RGBA_DXT5: + return GL_FALSE; + + case MESA_FORMAT_RGBA_FLOAT32: + return format == GL_RGBA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RGBA_FLOAT16: + return format == GL_RGBA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_RGB_FLOAT32: + return format == GL_RGB && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RGB_FLOAT16: + return format == GL_RGB && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_ALPHA_FLOAT32: + return format == GL_ALPHA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_ALPHA_FLOAT16: + return format == GL_ALPHA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_FLOAT32: + return format == GL_LUMINANCE && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_LUMINANCE_FLOAT16: + return format == GL_LUMINANCE && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32: + return format == GL_LUMINANCE_ALPHA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16: + return format == GL_LUMINANCE_ALPHA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_INTENSITY_FLOAT32: + return format == GL_INTENSITY && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_INTENSITY_FLOAT16: + return format == GL_INTENSITY && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_R_FLOAT32: + return format == GL_RED && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_R_FLOAT16: + return format == GL_RED && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_RG_FLOAT32: + return format == GL_RG && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RG_FLOAT16: + return format == GL_RG && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_ALPHA_UINT8: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_ALPHA_UINT16: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_ALPHA_UINT32: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_INT && + !swapBytes; + case MESA_FORMAT_ALPHA_INT8: + return format == GL_ALPHA_INTEGER && type == GL_BYTE; + case MESA_FORMAT_ALPHA_INT16: + return format == GL_ALPHA_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_ALPHA_INT32: + return format == GL_ALPHA_INTEGER && type == GL_INT && !swapBytes; + + case MESA_FORMAT_INTENSITY_UINT8: + case MESA_FORMAT_INTENSITY_UINT16: + case MESA_FORMAT_INTENSITY_UINT32: + case MESA_FORMAT_INTENSITY_INT8: + case MESA_FORMAT_INTENSITY_INT16: + case MESA_FORMAT_INTENSITY_INT32: + /* GL_INTENSITY_INTEGER_EXT doesn't exist. */ + return GL_FALSE; + + case MESA_FORMAT_LUMINANCE_UINT8: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_LUMINANCE_UINT16: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_UINT32: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_INT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_INT8: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_BYTE; + case MESA_FORMAT_LUMINANCE_INT16: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_INT32: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_INT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_ALPHA_UINT8: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT16: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT32: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT8: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_BYTE && + !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT16: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT32: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_INT && + !swapBytes; + + case MESA_FORMAT_R_INT8: + return format == GL_RED_INTEGER && type == GL_BYTE; + case MESA_FORMAT_RG_INT8: + return format == GL_RG_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_RGB_INT8: + return format == GL_RGB_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_RGBA_INT8: + return format == GL_RGBA_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_R_INT16: + return format == GL_RED_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RG_INT16: + return format == GL_RG_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGB_INT16: + return format == GL_RGB_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGBA_INT16: + return format == GL_RGBA_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_R_INT32: + return format == GL_RED_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RG_INT32: + return format == GL_RG_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RGB_INT32: + return format == GL_RGB_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RGBA_INT32: + return format == GL_RGBA_INTEGER && type == GL_INT && !swapBytes; + + case MESA_FORMAT_R_UINT8: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_RG_UINT8: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_RGB_UINT8: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_RGBA_UINT8: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_BYTE && + !swapBytes; + case MESA_FORMAT_R_UINT16: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_RG_UINT16: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_RGB_UINT16: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_RGBA_UINT16: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_R_UINT32: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RG_UINT32: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RGB_UINT32: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RGBA_UINT32: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + + case MESA_FORMAT_DUDV8: + return (format == GL_DU8DV8_ATI || format == GL_DUDV_ATI) && + type == GL_BYTE && littleEndian && !swapBytes; + + case MESA_FORMAT_SIGNED_R8: + return format == GL_RED && type == GL_BYTE; + case MESA_FORMAT_SIGNED_RG88_REV: + return format == GL_RG && type == GL_BYTE && littleEndian && + !swapBytes; + case MESA_FORMAT_SIGNED_RGBX8888: + return GL_FALSE; + + case MESA_FORMAT_SIGNED_RGBA8888: + if (format == GL_RGBA && type == GL_BYTE && !littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_SIGNED_RGBA8888_REV: + if (format == GL_RGBA && type == GL_BYTE && littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_SIGNED_R16: + return format == GL_RED && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_SIGNED_GR1616: + return format == GL_RG && type == GL_SHORT && littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_RGB_16: + return format == GL_RGB && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_RGBA_16: + return format == GL_RGBA && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGBA_16: + return format == GL_RGBA && type == GL_UNSIGNED_SHORT && + !swapBytes; + + case MESA_FORMAT_RED_RGTC1: + case MESA_FORMAT_SIGNED_RED_RGTC1: + case MESA_FORMAT_RG_RGTC2: + case MESA_FORMAT_SIGNED_RG_RGTC2: + return GL_FALSE; + + case MESA_FORMAT_L_LATC1: + case MESA_FORMAT_SIGNED_L_LATC1: + case MESA_FORMAT_LA_LATC2: + case MESA_FORMAT_SIGNED_LA_LATC2: + return GL_FALSE; + + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + return GL_FALSE; + + case MESA_FORMAT_SIGNED_A8: + return format == GL_ALPHA && type == GL_BYTE; + case MESA_FORMAT_SIGNED_L8: + return format == GL_LUMINANCE && type == GL_BYTE; + case MESA_FORMAT_SIGNED_AL88: + return format == GL_LUMINANCE_ALPHA && type == GL_BYTE && + littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_I8: + return format == GL_INTENSITY && type == GL_BYTE; + case MESA_FORMAT_SIGNED_A16: + return format == GL_ALPHA && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_L16: + return format == GL_LUMINANCE && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_AL1616: + return format == GL_LUMINANCE_ALPHA && type == GL_SHORT && + littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_I16: + return format == GL_INTENSITY && type == GL_SHORT && littleEndian && + !swapBytes; + + case MESA_FORMAT_ARGB2101010_UINT: + return (format == GL_BGRA_INTEGER_EXT && + type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes); + + case MESA_FORMAT_ABGR2101010_UINT: + return (format == GL_RGBA_INTEGER_EXT && + type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes); + + case MESA_FORMAT_RGB9_E5_FLOAT: + return format == GL_RGB && type == GL_UNSIGNED_INT_5_9_9_9_REV && + !swapBytes; + + case MESA_FORMAT_R11_G11_B10_FLOAT: + return format == GL_RGB && type == GL_UNSIGNED_INT_10F_11F_11F_REV && + !swapBytes; + + case MESA_FORMAT_Z32_FLOAT: + return format == GL_DEPTH_COMPONENT && type == GL_FLOAT && !swapBytes; + + case MESA_FORMAT_Z32_FLOAT_X24S8: + return format == GL_DEPTH_STENCIL && + type == GL_FLOAT_32_UNSIGNED_INT_24_8_REV && !swapBytes; + + case MESA_FORMAT_XRGB4444_UNORM: + case MESA_FORMAT_XRGB1555_UNORM: + case MESA_FORMAT_XBGR8888_SNORM: + case MESA_FORMAT_XBGR8888_SRGB: + case MESA_FORMAT_XBGR8888_UINT: + case MESA_FORMAT_XBGR8888_SINT: + case MESA_FORMAT_XRGB2101010_UNORM: + case MESA_FORMAT_XBGR16161616_UNORM: + case MESA_FORMAT_XBGR16161616_SNORM: + case MESA_FORMAT_XBGR16161616_FLOAT: + case MESA_FORMAT_XBGR16161616_UINT: + case MESA_FORMAT_XBGR16161616_SINT: + case MESA_FORMAT_XBGR32323232_FLOAT: + case MESA_FORMAT_XBGR32323232_UINT: + case MESA_FORMAT_XBGR32323232_SINT: + default: + return GL_FALSE; + + case MESA_FORMAT_ABGR2101010: + return format == GL_RGBA && type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes; + + case MESA_FORMAT_SIGNED_RG88: + return format == GL_RG && type == GL_BYTE && !littleEndian && + !swapBytes; + + case MESA_FORMAT_SIGNED_RG1616: + return format == GL_RG && type == GL_SHORT && !littleEndian && + !swapBytes; + } + + return GL_FALSE; +} + diff --git a/src/mesa/main/formats.c.BASE.12642.c b/src/mesa/main/formats.c.BASE.12642.c new file mode 100644 index 0000000000..7e0ec23198 --- /dev/null +++ b/src/mesa/main/formats.c.BASE.12642.c @@ -0,0 +1,3389 @@ +/* + * Mesa 3-D graphics library + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * Copyright (c) 2008-2009 VMware, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + + +#include "imports.h" +#include "formats.h" +#include "macros.h" +#include "glformats.h" + + +/** + * Information about texture formats. + */ +struct gl_format_info +{ + gl_format Name; + + /** text name for debugging */ + const char *StrName; + + /** + * Base format is one of GL_RED, GL_RG, GL_RGB, GL_RGBA, GL_ALPHA, + * GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_YCBCR_MESA, + * GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL, GL_DUDV_ATI. + */ + GLenum BaseFormat; + + /** + * Logical data type: one of GL_UNSIGNED_NORMALIZED, GL_SIGNED_NORMALIZED, + * GL_UNSIGNED_INT, GL_INT, GL_FLOAT. + */ + GLenum DataType; + + GLubyte RedBits; + GLubyte GreenBits; + GLubyte BlueBits; + GLubyte AlphaBits; + GLubyte LuminanceBits; + GLubyte IntensityBits; + GLubyte IndexBits; + GLubyte DepthBits; + GLubyte StencilBits; + + /** + * To describe compressed formats. If not compressed, Width=Height=1. + */ + GLubyte BlockWidth, BlockHeight; + GLubyte BytesPerBlock; +}; + + +/** + * Info about each format. + * These must be in the same order as the MESA_FORMAT_* enums so that + * we can do lookups without searching. + */ +static struct gl_format_info format_info[MESA_FORMAT_COUNT] = +{ + { + MESA_FORMAT_NONE, /* Name */ + "MESA_FORMAT_NONE", /* StrName */ + GL_NONE, /* BaseFormat */ + GL_NONE, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 0, 0, 0 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA8888, /* Name */ + "MESA_FORMAT_RGBA8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA8888_REV, /* Name */ + "MESA_FORMAT_RGBA8888_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB8888, /* Name */ + "MESA_FORMAT_ARGB8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB8888_REV, /* Name */ + "MESA_FORMAT_ARGB8888_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBX8888, /* Name */ + "MESA_FORMAT_RGBX8888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBX8888_REV, /* Name */ + "MESA_FORMAT_RGBX8888_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_XRGB8888, /* Name */ + "MESA_FORMAT_XRGB8888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_XRGB8888_REV, /* Name */ + "MESA_FORMAT_XRGB8888_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB888, /* Name */ + "MESA_FORMAT_RGB888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 3 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGR888, /* Name */ + "MESA_FORMAT_BGR888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 3 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB565, /* Name */ + "MESA_FORMAT_RGB565", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB565_REV, /* Name */ + "MESA_FORMAT_RGB565_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB4444, /* Name */ + "MESA_FORMAT_ARGB4444", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB4444_REV, /* Name */ + "MESA_FORMAT_ARGB4444_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA5551, /* Name */ + "MESA_FORMAT_RGBA5551", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB1555, /* Name */ + "MESA_FORMAT_ARGB1555", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB1555_REV, /* Name */ + "MESA_FORMAT_ARGB1555_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL44, /* Name */ + "MESA_FORMAT_AL44", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 4, /* Red/Green/Blue/AlphaBits */ + 4, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL88, /* Name */ + "MESA_FORMAT_AL88", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL88_REV, /* Name */ + "MESA_FORMAT_AL88_REV", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL1616, /* Name */ + "MESA_FORMAT_AL1616", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL1616_REV, /* Name */ + "MESA_FORMAT_AL1616_REV", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB332, /* Name */ + "MESA_FORMAT_RGB332", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 3, 3, 2, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_A8, /* Name */ + "MESA_FORMAT_A8", /* StrName */ + GL_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_A16, /* Name */ + "MESA_FORMAT_A16", /* StrName */ + GL_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_L8, /* Name */ + "MESA_FORMAT_L8", /* StrName */ + GL_LUMINANCE, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_L16, /* Name */ + "MESA_FORMAT_L16", /* StrName */ + GL_LUMINANCE, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_I8, /* Name */ + "MESA_FORMAT_I8", /* StrName */ + GL_INTENSITY, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 8, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_I16, /* Name */ + "MESA_FORMAT_I16", /* StrName */ + GL_INTENSITY, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 16, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_YCBCR, /* Name */ + "MESA_FORMAT_YCBCR", /* StrName */ + GL_YCBCR_MESA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_YCBCR_REV, /* Name */ + "MESA_FORMAT_YCBCR_REV", /* StrName */ + GL_YCBCR_MESA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_R8, + "MESA_FORMAT_R8", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_GR88, + "MESA_FORMAT_GR88", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG88, + "MESA_FORMAT_RG88", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_R16, + "MESA_FORMAT_R16", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_GR1616, + "MESA_FORMAT_GR1616", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG1616, + "MESA_FORMAT_RG1616", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ARGB2101010, + "MESA_FORMAT_ARGB2101010", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_Z24_S8, /* Name */ + "MESA_FORMAT_Z24_S8", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_S8_Z24, /* Name */ + "MESA_FORMAT_S8_Z24", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z16, /* Name */ + "MESA_FORMAT_Z16", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 16, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_X8_Z24, /* Name */ + "MESA_FORMAT_X8_Z24", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z24_X8, /* Name */ + "MESA_FORMAT_Z24_X8", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z32, /* Name */ + "MESA_FORMAT_Z32", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_S8, /* Name */ + "MESA_FORMAT_S8", /* StrName */ + GL_STENCIL_INDEX, /* BaseFormat */ + GL_UNSIGNED_INT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_SRGB8, + "MESA_FORMAT_SRGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_SRGBA8, + "MESA_FORMAT_SRGBA8", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SARGB8, + "MESA_FORMAT_SARGB8", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SL8, + "MESA_FORMAT_SL8", + GL_LUMINANCE, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SLA8, + "MESA_FORMAT_SLA8", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SRGB_DXT1, /* Name */ + "MESA_FORMAT_SRGB_DXT1", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT1, + "MESA_FORMAT_SRGBA_DXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT3, + "MESA_FORMAT_SRGBA_DXT3", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT5, + "MESA_FORMAT_SRGBA_DXT5", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_RGB_FXT1, + "MESA_FORMAT_RGB_FXT1", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 0, /* approx Red/Green/BlueBits */ + 0, 0, 0, 0, 0, + 8, 4, 16 /* 16 bytes per 8x4 block */ + }, + { + MESA_FORMAT_RGBA_FXT1, + "MESA_FORMAT_RGBA_FXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 1, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, + 8, 4, 16 /* 16 bytes per 8x4 block */ + }, + + { + MESA_FORMAT_RGB_DXT1, /* Name */ + "MESA_FORMAT_RGB_DXT1", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT1, + "MESA_FORMAT_RGBA_DXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT3, + "MESA_FORMAT_RGBA_DXT3", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT5, + "MESA_FORMAT_RGBA_DXT5", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_FLOAT32, + "MESA_FORMAT_RGBA_FLOAT32", + GL_RGBA, + GL_FLOAT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_RGBA_FLOAT16, + "MESA_FORMAT_RGBA_FLOAT16", + GL_RGBA, + GL_FLOAT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_FLOAT32, + "MESA_FORMAT_RGB_FLOAT32", + GL_RGB, + GL_FLOAT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGB_FLOAT16, + "MESA_FORMAT_RGB_FLOAT16", + GL_RGB, + GL_FLOAT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_ALPHA_FLOAT32, + "MESA_FORMAT_ALPHA_FLOAT32", + GL_ALPHA, + GL_FLOAT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ALPHA_FLOAT16, + "MESA_FORMAT_ALPHA_FLOAT16", + GL_ALPHA, + GL_FLOAT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_FLOAT32, + "MESA_FORMAT_LUMINANCE_FLOAT32", + GL_LUMINANCE, + GL_FLOAT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_FLOAT16, + "MESA_FORMAT_LUMINANCE_FLOAT16", + GL_LUMINANCE, + GL_FLOAT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32, + "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32", + GL_LUMINANCE_ALPHA, + GL_FLOAT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16, + "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16", + GL_LUMINANCE_ALPHA, + GL_FLOAT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_FLOAT32, + "MESA_FORMAT_INTENSITY_FLOAT32", + GL_INTENSITY, + GL_FLOAT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_FLOAT16, + "MESA_FORMAT_INTENSITY_FLOAT16", + GL_INTENSITY, + GL_FLOAT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_R_FLOAT32, + "MESA_FORMAT_R_FLOAT32", + GL_RED, + GL_FLOAT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_FLOAT16, + "MESA_FORMAT_R_FLOAT16", + GL_RED, + GL_FLOAT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_FLOAT32, + "MESA_FORMAT_RG_FLOAT32", + GL_RG, + GL_FLOAT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RG_FLOAT16, + "MESA_FORMAT_RG_FLOAT16", + GL_RG, + GL_FLOAT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* unnormalized signed int formats */ + /* unnormalized unsigned int formats */ + { + MESA_FORMAT_ALPHA_UINT8, + "MESA_FORMAT_ALPHA_UINT8", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_ALPHA_UINT16, + "MESA_FORMAT_ALPHA_UINT16", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_ALPHA_UINT32, + "MESA_FORMAT_ALPHA_UINT32", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ALPHA_INT8, + "MESA_FORMAT_ALPHA_INT8", + GL_ALPHA, + GL_INT, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_ALPHA_INT16, + "MESA_FORMAT_ALPHA_INT16", + GL_ALPHA, + GL_INT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_ALPHA_INT32, + "MESA_FORMAT_ALPHA_INT32", + GL_ALPHA, + GL_INT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_UINT8, + "MESA_FORMAT_INTENSITY_UINT8", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_INTENSITY_UINT16, + "MESA_FORMAT_INTENSITY_UINT16", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_INTENSITY_UINT32, + "MESA_FORMAT_INTENSITY_UINT32", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_INT8, + "MESA_FORMAT_INTENSITY_INT8", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_INTENSITY_INT16, + "MESA_FORMAT_INTENSITY_INT16", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_INTENSITY_INT32, + "MESA_FORMAT_INTENSITY_INT32", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_UINT8, + "MESA_FORMAT_LUMINANCE_UINT8", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_LUMINANCE_UINT16, + "MESA_FORMAT_LUMINANCE_UINT16", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_UINT32, + "MESA_FORMAT_LUMINANCE_UINT32", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_INT8, + "MESA_FORMAT_LUMINANCE_INT8", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_LUMINANCE_INT16, + "MESA_FORMAT_LUMINANCE_INT16", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_INT32, + "MESA_FORMAT_LUMINANCE_INT32", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT8, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT8", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT16, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT16", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT32, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT32", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT8, + "MESA_FORMAT_LUMINANCE_ALPHA_INT8", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT16, + "MESA_FORMAT_LUMINANCE_ALPHA_INT16", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT32, + "MESA_FORMAT_LUMINANCE_ALPHA_INT32", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + + { + MESA_FORMAT_R_INT8, + "MESA_FORMAT_R_INT8", + GL_RED, + GL_INT, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RG_INT8, + "MESA_FORMAT_RG_INT8", + GL_RG, + GL_INT, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB_INT8, + "MESA_FORMAT_RGB_INT8", + GL_RGB, + GL_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_RGBA_INT8, + "MESA_FORMAT_RGBA_INT8", + GL_RGBA, + GL_INT, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_INT16, + "MESA_FORMAT_R_INT16", + GL_RED, + GL_INT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_INT16, + "MESA_FORMAT_RG_INT16", + GL_RG, + GL_INT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGB_INT16, + "MESA_FORMAT_RGB_INT16", + GL_RGB, + GL_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_RGBA_INT16, + "MESA_FORMAT_RGBA_INT16", + GL_RGBA, + GL_INT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_R_INT32, + "MESA_FORMAT_R_INT32", + GL_RED, + GL_INT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG_INT32, + "MESA_FORMAT_RG_INT32", + GL_RG, + GL_INT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_INT32, + "MESA_FORMAT_RGB_INT32", + GL_RGB, + GL_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGBA_INT32, + "MESA_FORMAT_RGBA_INT32", + GL_RGBA, + GL_INT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_R_UINT8, + "MESA_FORMAT_R_UINT8", + GL_RED, + GL_UNSIGNED_INT, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RG_UINT8, + "MESA_FORMAT_RG_UINT8", + GL_RG, + GL_UNSIGNED_INT, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB_UINT8, + "MESA_FORMAT_RGB_UINT8", + GL_RGB, + GL_UNSIGNED_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_RGBA_UINT8, + "MESA_FORMAT_RGBA_UINT8", + GL_RGBA, + GL_UNSIGNED_INT, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_UINT16, + "MESA_FORMAT_R_UINT16", + GL_RED, + GL_UNSIGNED_INT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_UINT16, + "MESA_FORMAT_RG_UINT16", + GL_RG, + GL_UNSIGNED_INT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGB_UINT16, + "MESA_FORMAT_RGB_UINT16", + GL_RGB, + GL_UNSIGNED_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_RGBA_UINT16, + "MESA_FORMAT_RGBA_UINT16", + GL_RGBA, + GL_UNSIGNED_INT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_R_UINT32, + "MESA_FORMAT_R_UINT32", + GL_RED, + GL_UNSIGNED_INT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG_UINT32, + "MESA_FORMAT_RG_UINT32", + GL_RG, + GL_UNSIGNED_INT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_UINT32, + "MESA_FORMAT_RGB_UINT32", + GL_RGB, + GL_UNSIGNED_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGBA_UINT32, + "MESA_FORMAT_RGBA_UINT32", + GL_RGBA, + GL_UNSIGNED_INT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + + + { + MESA_FORMAT_DUDV8, + "MESA_FORMAT_DUDV8", + GL_DUDV_ATI, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + + /* Signed 8 bits / channel */ + { + MESA_FORMAT_SIGNED_R8, /* Name */ + "MESA_FORMAT_SIGNED_R8", /* StrName */ + GL_RED, /* BaseFormat */ + GL_SIGNED_NORMALIZED, /* DataType */ + 8, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_SIGNED_RG88_REV, + "MESA_FORMAT_SIGNED_RG88_REV", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_RGBX8888, + "MESA_FORMAT_SIGNED_RGBX8888", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 /* 4 bpp, but no alpha */ + }, + { + MESA_FORMAT_SIGNED_RGBA8888, + "MESA_FORMAT_SIGNED_RGBA8888", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_RGBA8888_REV, + "MESA_FORMAT_SIGNED_RGBA8888_REV", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* Signed 16 bits / channel */ + { + MESA_FORMAT_SIGNED_R16, + "MESA_FORMAT_SIGNED_R16", + GL_RED, + GL_SIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_GR1616, + "MESA_FORMAT_SIGNED_GR1616", + GL_RG, + GL_SIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_RGB_16, + "MESA_FORMAT_SIGNED_RGB_16", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_SIGNED_RGBA_16, + "MESA_FORMAT_SIGNED_RGBA_16", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGBA_16, + "MESA_FORMAT_RGBA_16", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RED_RGTC1, + "MESA_FORMAT_RED_RGTC1", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_RED_RGTC1, + "MESA_FORMAT_SIGNED_RED_RGTC1", + GL_RED, + GL_SIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RG_RGTC2, + "MESA_FORMAT_RG_RGTC2", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_RG_RGTC2, + "MESA_FORMAT_SIGNED_RG_RGTC2", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_L_LATC1, + "MESA_FORMAT_L_LATC1", + GL_LUMINANCE, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 0, + 4, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_L_LATC1, + "MESA_FORMAT_SIGNED_L_LATC1", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 4, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_LA_LATC2, + "MESA_FORMAT_LA_LATC2", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 4, + 4, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_LA_LATC2, + "MESA_FORMAT_SIGNED_LA_LATC2", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 4, + 4, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC1_RGB8, + "MESA_FORMAT_ETC1_RGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGB8, + "MESA_FORMAT_ETC2_RGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8, + "MESA_FORMAT_ETC2_SRGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGBA8_EAC, + "MESA_FORMAT_ETC2_RGBA8_EAC", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC, + "MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_R11_EAC, + "MESA_FORMAT_ETC2_R11_EAC", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 11, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RG11_EAC, + "MESA_FORMAT_ETC2_RG11_EAC", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 11, 11, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SIGNED_R11_EAC, + "MESA_FORMAT_ETC2_SIGNED_R11_EAC", + GL_RED, + GL_SIGNED_NORMALIZED, + 11, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SIGNED_RG11_EAC, + "MESA_FORMAT_ETC2_SIGNED_RG11_EAC", + GL_RG, + GL_SIGNED_NORMALIZED, + 11, 11, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1, + "MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 1, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1, + "MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 1, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + /* Signed formats from EXT_texture_snorm that are not in GL3.1 */ + { + MESA_FORMAT_SIGNED_A8, + "MESA_FORMAT_SIGNED_A8", + GL_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_L8, + "MESA_FORMAT_SIGNED_L8", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_AL88, + "MESA_FORMAT_SIGNED_AL88", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_I8, + "MESA_FORMAT_SIGNED_I8", + GL_INTENSITY, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_A16, + "MESA_FORMAT_SIGNED_A16", + GL_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_L16, + "MESA_FORMAT_SIGNED_L16", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_AL1616, + "MESA_FORMAT_SIGNED_AL1616", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_I16, + "MESA_FORMAT_SIGNED_I16", + GL_INTENSITY, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB9_E5_FLOAT, + "MESA_FORMAT_RGB9_E5", + GL_RGB, + GL_FLOAT, + 9, 9, 9, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R11_G11_B10_FLOAT, + "MESA_FORMAT_R11_G11_B10_FLOAT", + GL_RGB, + GL_FLOAT, + 11, 11, 10, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + /* ARB_depth_buffer_float */ + { + MESA_FORMAT_Z32_FLOAT, /* Name */ + "MESA_FORMAT_Z32_FLOAT", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_FLOAT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z32_FLOAT_X24S8, /* Name */ + "MESA_FORMAT_Z32_FLOAT_X24S8", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + /* DataType here is used to answer GL_TEXTURE_DEPTH_TYPE queries, and is + * never used for stencil because stencil is always GL_UNSIGNED_INT. + */ + GL_FLOAT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 8 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB2101010_UINT, + "MESA_FORMAT_ARGB2101010_UINT", + GL_RGBA, + GL_UNSIGNED_INT, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ABGR2101010_UINT, + "MESA_FORMAT_ABGR2101010_UINT", + GL_RGBA, + GL_UNSIGNED_INT, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XRGB4444_UNORM, + "MESA_FORMAT_XRGB4444_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_XRGB1555_UNORM, + "MESA_FORMAT_XRGB1555_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 5, 5, 5, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_XBGR8888_SNORM, + "MESA_FORMAT_XBGR8888_SNORM", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_SRGB, + "MESA_FORMAT_XBGR8888_SRGB", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_UINT, + "MESA_FORMAT_XBGR8888_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_SINT, + "MESA_FORMAT_XBGR8888_SINT", + GL_RGB, + GL_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XRGB2101010_UNORM, + "MESA_FORMAT_XRGB2101010_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR16161616_UNORM, + "MESA_FORMAT_XBGR16161616_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_SNORM, + "MESA_FORMAT_XBGR16161616_SNORM", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_FLOAT, + "MESA_FORMAT_XBGR16161616_FLOAT", + GL_RGB, + GL_FLOAT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_UINT, + "MESA_FORMAT_XBGR16161616_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_SINT, + "MESA_FORMAT_XBGR16161616_SINT", + GL_RGB, + GL_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR32323232_FLOAT, + "MESA_FORMAT_XBGR32323232_FLOAT", + GL_RGB, + GL_FLOAT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_XBGR32323232_UINT, + "MESA_FORMAT_XBGR32323232_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_XBGR32323232_SINT, + "MESA_FORMAT_XBGR32323232_SINT", + GL_RGB, + GL_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, +}; + + + +static const struct gl_format_info * +_mesa_get_format_info(gl_format format) +{ + const struct gl_format_info *info = &format_info[format]; + assert(info->Name == format); + return info; +} + + +/** Return string name of format (for debugging) */ +const char * +_mesa_get_format_name(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->StrName; +} + + + +/** + * Return bytes needed to store a block of pixels in the given format. + * Normally, a block is 1x1 (a single pixel). But for compressed formats + * a block may be 4x4 or 8x4, etc. + * + * Note: not GLuint, so as not to coerce math to unsigned. cf. fdo #37351 + */ +GLint +_mesa_get_format_bytes(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + ASSERT(info->BytesPerBlock); + ASSERT(info->BytesPerBlock <= MAX_PIXEL_BYTES || + _mesa_is_format_compressed(format)); + return info->BytesPerBlock; +} + + +/** + * Return bits per component for the given format. + * \param format one of MESA_FORMAT_x + * \param pname the component, such as GL_RED_BITS, GL_TEXTURE_BLUE_BITS, etc. + */ +GLint +_mesa_get_format_bits(gl_format format, GLenum pname) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + + switch (pname) { + case GL_RED_BITS: + case GL_TEXTURE_RED_SIZE: + case GL_RENDERBUFFER_RED_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE: + return info->RedBits; + case GL_GREEN_BITS: + case GL_TEXTURE_GREEN_SIZE: + case GL_RENDERBUFFER_GREEN_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE: + return info->GreenBits; + case GL_BLUE_BITS: + case GL_TEXTURE_BLUE_SIZE: + case GL_RENDERBUFFER_BLUE_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE: + return info->BlueBits; + case GL_ALPHA_BITS: + case GL_TEXTURE_ALPHA_SIZE: + case GL_RENDERBUFFER_ALPHA_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE: + return info->AlphaBits; + case GL_TEXTURE_INTENSITY_SIZE: + return info->IntensityBits; + case GL_TEXTURE_LUMINANCE_SIZE: + return info->LuminanceBits; + case GL_INDEX_BITS: + return info->IndexBits; + case GL_DEPTH_BITS: + case GL_TEXTURE_DEPTH_SIZE_ARB: + case GL_RENDERBUFFER_DEPTH_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE: + return info->DepthBits; + case GL_STENCIL_BITS: + case GL_TEXTURE_STENCIL_SIZE_EXT: + case GL_RENDERBUFFER_STENCIL_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE: + return info->StencilBits; + default: + _mesa_problem(NULL, "bad pname in _mesa_get_format_bits()"); + return 0; + } +} + + +GLuint +_mesa_get_format_max_bits(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + GLuint max = MAX2(info->RedBits, info->GreenBits); + max = MAX2(max, info->BlueBits); + max = MAX2(max, info->AlphaBits); + max = MAX2(max, info->LuminanceBits); + max = MAX2(max, info->IntensityBits); + max = MAX2(max, info->DepthBits); + max = MAX2(max, info->StencilBits); + return max; +} + + +/** + * Return the data type (or more specifically, the data representation) + * for the given format. + * The return value will be one of: + * GL_UNSIGNED_NORMALIZED = unsigned int representing [0,1] + * GL_SIGNED_NORMALIZED = signed int representing [-1, 1] + * GL_UNSIGNED_INT = an ordinary unsigned integer + * GL_INT = an ordinary signed integer + * GL_FLOAT = an ordinary float + */ +GLenum +_mesa_get_format_datatype(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->DataType; +} + + +/** + * Return the basic format for the given type. The result will be one of + * GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, + * GL_YCBCR_MESA, GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL. + */ +GLenum +_mesa_get_format_base_format(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->BaseFormat; +} + + +/** + * Return the block size (in pixels) for the given format. Normally + * the block size is 1x1. But compressed formats will have block sizes + * of 4x4 or 8x4 pixels, etc. + * \param bw returns block width in pixels + * \param bh returns block height in pixels + */ +void +_mesa_get_format_block_size(gl_format format, GLuint *bw, GLuint *bh) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + *bw = info->BlockWidth; + *bh = info->BlockHeight; +} + + +/** Is the given format a compressed format? */ +GLboolean +_mesa_is_format_compressed(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->BlockWidth > 1 || info->BlockHeight > 1; +} + + +/** + * Determine if the given format represents a packed depth/stencil buffer. + */ +GLboolean +_mesa_is_format_packed_depth_stencil(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + + return info->BaseFormat == GL_DEPTH_STENCIL; +} + + +/** + * Is the given format a signed/unsigned integer color format? + */ +GLboolean +_mesa_is_format_integer_color(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return (info->DataType == GL_INT || info->DataType == GL_UNSIGNED_INT) && + info->BaseFormat != GL_DEPTH_COMPONENT && + info->BaseFormat != GL_DEPTH_STENCIL && + info->BaseFormat != GL_STENCIL_INDEX; +} + + +/** + * Is the given format an unsigned integer format? + */ +GLboolean +_mesa_is_format_unsigned(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return _mesa_is_type_unsigned(info->DataType); +} + + +/** + * Does the given format store signed values? + */ +GLboolean +_mesa_is_format_signed(gl_format format) +{ + if (format == MESA_FORMAT_R11_G11_B10_FLOAT || + format == MESA_FORMAT_RGB9_E5_FLOAT) { + /* these packed float formats only store unsigned values */ + return GL_FALSE; + } + else { + const struct gl_format_info *info = _mesa_get_format_info(format); + return (info->DataType == GL_SIGNED_NORMALIZED || + info->DataType == GL_INT || + info->DataType == GL_FLOAT); + } +} + + +/** + * Return color encoding for given format. + * \return GL_LINEAR or GL_SRGB + */ +GLenum +_mesa_get_format_color_encoding(gl_format format) +{ + /* XXX this info should be encoded in gl_format_info */ + switch (format) { + case MESA_FORMAT_SRGB8: + case MESA_FORMAT_SRGBA8: + case MESA_FORMAT_SARGB8: + case MESA_FORMAT_SL8: + case MESA_FORMAT_SLA8: + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + case MESA_FORMAT_XBGR8888_SRGB: + return GL_SRGB; + default: + return GL_LINEAR; + } +} + + +/** + * For an sRGB format, return the corresponding linear color space format. + * For non-sRGB formats, return the format as-is. + */ +gl_format +_mesa_get_srgb_format_linear(gl_format format) +{ + switch (format) { + case MESA_FORMAT_SRGB8: + format = MESA_FORMAT_RGB888; + break; + case MESA_FORMAT_SRGBA8: + format = MESA_FORMAT_RGBA8888; + break; + case MESA_FORMAT_SARGB8: + format = MESA_FORMAT_ARGB8888; + break; + case MESA_FORMAT_SL8: + format = MESA_FORMAT_L8; + break; + case MESA_FORMAT_SLA8: + format = MESA_FORMAT_AL88; + break; + case MESA_FORMAT_SRGB_DXT1: + format = MESA_FORMAT_RGB_DXT1; + break; + case MESA_FORMAT_SRGBA_DXT1: + format = MESA_FORMAT_RGBA_DXT1; + break; + case MESA_FORMAT_SRGBA_DXT3: + format = MESA_FORMAT_RGBA_DXT3; + break; + case MESA_FORMAT_SRGBA_DXT5: + format = MESA_FORMAT_RGBA_DXT5; + break; + case MESA_FORMAT_XBGR8888_SRGB: + format = MESA_FORMAT_RGBX8888_REV; + break; + default: + break; + } + return format; +} + + +/** + * If the given format is a compressed format, return a corresponding + * uncompressed format. + */ +gl_format +_mesa_get_uncompressed_format(gl_format format) +{ + switch (format) { + case MESA_FORMAT_RGB_FXT1: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_RGBA_FXT1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_SRGB_DXT1: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT3: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGBA_DXT5: + case MESA_FORMAT_SRGBA_DXT5: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RED_RGTC1: + return MESA_FORMAT_R8; + case MESA_FORMAT_SIGNED_RED_RGTC1: + return MESA_FORMAT_SIGNED_R8; + case MESA_FORMAT_RG_RGTC2: + return MESA_FORMAT_GR88; + case MESA_FORMAT_SIGNED_RG_RGTC2: + return MESA_FORMAT_SIGNED_RG88_REV; + case MESA_FORMAT_L_LATC1: + return MESA_FORMAT_L8; + case MESA_FORMAT_SIGNED_L_LATC1: + return MESA_FORMAT_SIGNED_L8; + case MESA_FORMAT_LA_LATC2: + return MESA_FORMAT_AL88; + case MESA_FORMAT_SIGNED_LA_LATC2: + return MESA_FORMAT_SIGNED_AL88; + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + return MESA_FORMAT_R16; + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + return MESA_FORMAT_GR1616; + default: +#ifdef DEBUG + assert(!_mesa_is_format_compressed(format)); +#endif + return format; + } +} + + +GLuint +_mesa_format_num_components(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return ((info->RedBits > 0) + + (info->GreenBits > 0) + + (info->BlueBits > 0) + + (info->AlphaBits > 0) + + (info->LuminanceBits > 0) + + (info->IntensityBits > 0) + + (info->DepthBits > 0) + + (info->StencilBits > 0)); +} + + +/** + * Return number of bytes needed to store an image of the given size + * in the given format. + */ +GLuint +_mesa_format_image_size(gl_format format, GLsizei width, + GLsizei height, GLsizei depth) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format (2D only for now) */ + const GLuint bw = info->BlockWidth, bh = info->BlockHeight; + const GLuint wblocks = (width + bw - 1) / bw; + const GLuint hblocks = (height + bh - 1) / bh; + const GLuint sz = wblocks * hblocks * info->BytesPerBlock; + return sz * depth; + } + else { + /* non-compressed */ + const GLuint sz = width * height * depth * info->BytesPerBlock; + return sz; + } +} + + +/** + * Same as _mesa_format_image_size() but returns a 64-bit value to + * accomodate very large textures. + */ +uint64_t +_mesa_format_image_size64(gl_format format, GLsizei width, + GLsizei height, GLsizei depth) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format (2D only for now) */ + const uint64_t bw = info->BlockWidth, bh = info->BlockHeight; + const uint64_t wblocks = (width + bw - 1) / bw; + const uint64_t hblocks = (height + bh - 1) / bh; + const uint64_t sz = wblocks * hblocks * info->BytesPerBlock; + return sz * depth; + } + else { + /* non-compressed */ + const uint64_t sz = ((uint64_t) width * + (uint64_t) height * + (uint64_t) depth * + info->BytesPerBlock); + return sz; + } +} + + + +GLint +_mesa_format_row_stride(gl_format format, GLsizei width) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format */ + const GLuint bw = info->BlockWidth; + const GLuint wblocks = (width + bw - 1) / bw; + const GLint stride = wblocks * info->BytesPerBlock; + return stride; + } + else { + const GLint stride = width * info->BytesPerBlock; + return stride; + } +} + + +/** + * Debug/test: check that all formats are handled in the + * _mesa_format_to_type_and_comps() function. When new pixel formats + * are added to Mesa, that function needs to be updated. + * This is a no-op after the first call. + */ +static void +check_format_to_type_and_comps(void) +{ + gl_format f; + + for (f = MESA_FORMAT_NONE + 1; f < MESA_FORMAT_COUNT; f++) { + GLenum datatype = 0; + GLuint comps = 0; + /* This function will emit a problem/warning if the format is + * not handled. + */ + _mesa_format_to_type_and_comps(f, &datatype, &comps); + } +} + + +/** + * Do sanity checking of the format info table. + */ +void +_mesa_test_formats(void) +{ + GLuint i; + + STATIC_ASSERT(Elements(format_info) == MESA_FORMAT_COUNT); + + for (i = 0; i < MESA_FORMAT_COUNT; i++) { + const struct gl_format_info *info = _mesa_get_format_info(i); + assert(info); + + assert(info->Name == i); + + if (info->Name == MESA_FORMAT_NONE) + continue; + + if (info->BlockWidth == 1 && info->BlockHeight == 1) { + if (info->RedBits > 0) { + GLuint t = info->RedBits + info->GreenBits + + info->BlueBits + info->AlphaBits; + assert(t / 8 <= info->BytesPerBlock); + (void) t; + } + } + + assert(info->DataType == GL_UNSIGNED_NORMALIZED || + info->DataType == GL_SIGNED_NORMALIZED || + info->DataType == GL_UNSIGNED_INT || + info->DataType == GL_INT || + info->DataType == GL_FLOAT || + /* Z32_FLOAT_X24S8 has DataType of GL_NONE */ + info->DataType == GL_NONE); + + if (info->BaseFormat == GL_RGB) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits > 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RGBA) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits > 0); + assert(info->AlphaBits > 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RG) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RED) { + assert(info->RedBits > 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_LUMINANCE) { + assert(info->RedBits == 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits > 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_INTENSITY) { + assert(info->RedBits == 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits > 0); + } + } + + check_format_to_type_and_comps(); +} + + + +/** + * Return datatype and number of components per texel for the given gl_format. + * Only used for mipmap generation code. + */ +void +_mesa_format_to_type_and_comps(gl_format format, + GLenum *datatype, GLuint *comps) +{ + switch (format) { + case MESA_FORMAT_RGBA8888: + case MESA_FORMAT_RGBA8888_REV: + case MESA_FORMAT_ARGB8888: + case MESA_FORMAT_ARGB8888_REV: + case MESA_FORMAT_RGBX8888: + case MESA_FORMAT_RGBX8888_REV: + case MESA_FORMAT_XRGB8888: + case MESA_FORMAT_XRGB8888_REV: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_RGB888: + case MESA_FORMAT_BGR888: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGB565: + case MESA_FORMAT_RGB565_REV: + *datatype = GL_UNSIGNED_SHORT_5_6_5; + *comps = 3; + return; + + case MESA_FORMAT_ARGB4444: + case MESA_FORMAT_ARGB4444_REV: + case MESA_FORMAT_XRGB4444_UNORM: + *datatype = GL_UNSIGNED_SHORT_4_4_4_4; + *comps = 4; + return; + + case MESA_FORMAT_ARGB1555: + case MESA_FORMAT_ARGB1555_REV: + case MESA_FORMAT_XRGB1555_UNORM: + *datatype = GL_UNSIGNED_SHORT_1_5_5_5_REV; + *comps = 4; + return; + + case MESA_FORMAT_ARGB2101010: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_RGBA5551: + *datatype = GL_UNSIGNED_SHORT_5_5_5_1; + *comps = 4; + return; + + case MESA_FORMAT_AL44: + *datatype = MESA_UNSIGNED_BYTE_4_4; + *comps = 2; + return; + + case MESA_FORMAT_AL88: + case MESA_FORMAT_AL88_REV: + case MESA_FORMAT_GR88: + case MESA_FORMAT_RG88: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_AL1616: + case MESA_FORMAT_AL1616_REV: + case MESA_FORMAT_GR1616: + case MESA_FORMAT_RG1616: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_R16: + case MESA_FORMAT_A16: + case MESA_FORMAT_L16: + case MESA_FORMAT_I16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + + case MESA_FORMAT_RGB332: + *datatype = GL_UNSIGNED_BYTE_3_3_2; + *comps = 3; + return; + + case MESA_FORMAT_A8: + case MESA_FORMAT_L8: + case MESA_FORMAT_I8: + case MESA_FORMAT_R8: + case MESA_FORMAT_S8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + + case MESA_FORMAT_YCBCR: + case MESA_FORMAT_YCBCR_REV: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_Z24_S8: + *datatype = GL_UNSIGNED_INT_24_8_MESA; + *comps = 2; + return; + + case MESA_FORMAT_S8_Z24: + *datatype = GL_UNSIGNED_INT_8_24_REV_MESA; + *comps = 2; + return; + + case MESA_FORMAT_Z16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + + case MESA_FORMAT_X8_Z24: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z24_X8: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z32_FLOAT: + *datatype = GL_FLOAT; + *comps = 1; + return; + + case MESA_FORMAT_Z32_FLOAT_X24S8: + *datatype = GL_FLOAT_32_UNSIGNED_INT_24_8_REV; + *comps = 1; + return; + + case MESA_FORMAT_DUDV8: + *datatype = GL_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_SIGNED_R8: + case MESA_FORMAT_SIGNED_A8: + case MESA_FORMAT_SIGNED_L8: + case MESA_FORMAT_SIGNED_I8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_SIGNED_RG88_REV: + case MESA_FORMAT_SIGNED_AL88: + *datatype = GL_BYTE; + *comps = 2; + return; + case MESA_FORMAT_SIGNED_RGBA8888: + case MESA_FORMAT_SIGNED_RGBA8888_REV: + case MESA_FORMAT_SIGNED_RGBX8888: + *datatype = GL_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_RGBA_16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_SIGNED_R16: + case MESA_FORMAT_SIGNED_A16: + case MESA_FORMAT_SIGNED_L16: + case MESA_FORMAT_SIGNED_I16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_SIGNED_GR1616: + case MESA_FORMAT_SIGNED_AL1616: + *datatype = GL_SHORT; + *comps = 2; + return; + case MESA_FORMAT_SIGNED_RGB_16: + *datatype = GL_SHORT; + *comps = 3; + return; + case MESA_FORMAT_SIGNED_RGBA_16: + *datatype = GL_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_SRGB8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_SRGBA8: + case MESA_FORMAT_SARGB8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_SL8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_SLA8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_RGB_FXT1: + case MESA_FORMAT_RGBA_FXT1: + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_RGBA_DXT5: + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + case MESA_FORMAT_RED_RGTC1: + case MESA_FORMAT_SIGNED_RED_RGTC1: + case MESA_FORMAT_RG_RGTC2: + case MESA_FORMAT_SIGNED_RG_RGTC2: + case MESA_FORMAT_L_LATC1: + case MESA_FORMAT_SIGNED_L_LATC1: + case MESA_FORMAT_LA_LATC2: + case MESA_FORMAT_SIGNED_LA_LATC2: + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + /* XXX generate error instead? */ + *datatype = GL_UNSIGNED_BYTE; + *comps = 0; + return; + + case MESA_FORMAT_RGBA_FLOAT32: + *datatype = GL_FLOAT; + *comps = 4; + return; + case MESA_FORMAT_RGBA_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 4; + return; + case MESA_FORMAT_RGB_FLOAT32: + *datatype = GL_FLOAT; + *comps = 3; + return; + case MESA_FORMAT_RGB_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 3; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32: + case MESA_FORMAT_RG_FLOAT32: + *datatype = GL_FLOAT; + *comps = 2; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16: + case MESA_FORMAT_RG_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_FLOAT32: + case MESA_FORMAT_LUMINANCE_FLOAT32: + case MESA_FORMAT_INTENSITY_FLOAT32: + case MESA_FORMAT_R_FLOAT32: + *datatype = GL_FLOAT; + *comps = 1; + return; + case MESA_FORMAT_ALPHA_FLOAT16: + case MESA_FORMAT_LUMINANCE_FLOAT16: + case MESA_FORMAT_INTENSITY_FLOAT16: + case MESA_FORMAT_R_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 1; + return; + + case MESA_FORMAT_ALPHA_UINT8: + case MESA_FORMAT_LUMINANCE_UINT8: + case MESA_FORMAT_INTENSITY_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_UINT16: + case MESA_FORMAT_LUMINANCE_UINT16: + case MESA_FORMAT_INTENSITY_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_UINT32: + case MESA_FORMAT_LUMINANCE_UINT32: + case MESA_FORMAT_INTENSITY_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_INT8: + case MESA_FORMAT_LUMINANCE_INT8: + case MESA_FORMAT_INTENSITY_INT8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT8: + *datatype = GL_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_INT16: + case MESA_FORMAT_LUMINANCE_INT16: + case MESA_FORMAT_INTENSITY_INT16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT16: + *datatype = GL_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_INT32: + case MESA_FORMAT_LUMINANCE_INT32: + case MESA_FORMAT_INTENSITY_INT32: + *datatype = GL_INT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT32: + *datatype = GL_INT; + *comps = 2; + return; + + case MESA_FORMAT_R_INT8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_RG_INT8: + *datatype = GL_BYTE; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT8: + *datatype = GL_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT8: + *datatype = GL_BYTE; + *comps = 4; + return; + case MESA_FORMAT_R_INT16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_RG_INT16: + *datatype = GL_SHORT; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT16: + *datatype = GL_SHORT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT16: + *datatype = GL_SHORT; + *comps = 4; + return; + case MESA_FORMAT_R_INT32: + *datatype = GL_INT; + *comps = 1; + return; + case MESA_FORMAT_RG_INT32: + *datatype = GL_INT; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT32: + *datatype = GL_INT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT32: + *datatype = GL_INT; + *comps = 4; + return; + + /** + * \name Non-normalized unsigned integer formats. + */ + case MESA_FORMAT_R_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_R_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + case MESA_FORMAT_R_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 4; + return; + + case MESA_FORMAT_RGB9_E5_FLOAT: + *datatype = GL_UNSIGNED_INT_5_9_9_9_REV; + *comps = 3; + return; + + case MESA_FORMAT_R11_G11_B10_FLOAT: + *datatype = GL_UNSIGNED_INT_10F_11F_11F_REV; + *comps = 3; + return; + + case MESA_FORMAT_ARGB2101010_UINT: + case MESA_FORMAT_ABGR2101010_UINT: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_XBGR8888_SRGB: + case MESA_FORMAT_XBGR8888_UINT: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_XBGR8888_SNORM: + case MESA_FORMAT_XBGR8888_SINT: + *datatype = GL_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_XRGB2101010_UNORM: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_UNORM: + case MESA_FORMAT_XBGR16161616_UINT: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_SNORM: + case MESA_FORMAT_XBGR16161616_SINT: + *datatype = GL_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_FLOAT: + *datatype = GL_HALF_FLOAT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_FLOAT: + *datatype = GL_FLOAT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_UINT: + *datatype = GL_UNSIGNED_INT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_SINT: + *datatype = GL_INT; + *comps = 4; + return; + + case MESA_FORMAT_COUNT: + assert(0); + return; + + case MESA_FORMAT_NONE: + /* For debug builds, warn if any formats are not handled */ +#ifdef DEBUG + default: +#endif + _mesa_problem(NULL, "bad format %s in _mesa_format_to_type_and_comps", + _mesa_get_format_name(format)); + *datatype = 0; + *comps = 1; + } +} + +/** + * Check if a gl_format exactly matches a GL format/type combination + * such that we can use memcpy() from one to the other. + * \param gl_format a MESA_FORMAT_x value + * \param format the user-specified image format + * \param type the user-specified image datatype + * \param swapBytes typically the current pixel pack/unpack byteswap state + * \return GL_TRUE if the formats match, GL_FALSE otherwise. + */ +GLboolean +_mesa_format_matches_format_and_type(gl_format gl_format, + GLenum format, GLenum type, + GLboolean swapBytes) +{ + const GLboolean littleEndian = _mesa_little_endian(); + + /* Note: When reading a GL format/type combination, the format lists channel + * assignments from most significant channel in the type to least + * significant. A type with _REV indicates that the assignments are + * swapped, so they are listed from least significant to most significant. + * + * For sanity, please keep this switch statement ordered the same as the + * enums in formats.h. + */ + + switch (gl_format) { + + case MESA_FORMAT_NONE: + case MESA_FORMAT_COUNT: + return GL_FALSE; + + case MESA_FORMAT_RGBA8888: + case MESA_FORMAT_SRGBA8: + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV && swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV + && !swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8 + && swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_RGBA8888_REV: + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + !swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8 && + !swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV && + swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_ARGB8888: + case MESA_FORMAT_SARGB8: + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + !swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_ARGB8888_REV: + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_RGBX8888: + case MESA_FORMAT_RGBX8888_REV: + return GL_FALSE; + + case MESA_FORMAT_XRGB8888: + case MESA_FORMAT_XRGB8888_REV: + return GL_FALSE; + + case MESA_FORMAT_RGB888: + case MESA_FORMAT_SRGB8: + return format == GL_BGR && type == GL_UNSIGNED_BYTE && littleEndian; + + case MESA_FORMAT_BGR888: + return format == GL_RGB && type == GL_UNSIGNED_BYTE && littleEndian; + + case MESA_FORMAT_RGB565: + return format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 && !swapBytes; + + case MESA_FORMAT_RGB565_REV: + /* Some of the 16-bit MESA_FORMATs that would seem to correspond to + * GL_UNSIGNED_SHORT_* are byte-swapped instead of channel-reversed, + * according to formats.h, so they can't be matched. + */ + return GL_FALSE; + + case MESA_FORMAT_ARGB4444: + return format == GL_BGRA && type == GL_UNSIGNED_SHORT_4_4_4_4_REV && + !swapBytes; + + case MESA_FORMAT_ARGB4444_REV: + return GL_FALSE; + + case MESA_FORMAT_RGBA5551: + return format == GL_RGBA && type == GL_UNSIGNED_SHORT_5_5_5_1 && + !swapBytes; + + case MESA_FORMAT_ARGB1555: + return format == GL_BGRA && type == GL_UNSIGNED_SHORT_1_5_5_5_REV && + !swapBytes; + + case MESA_FORMAT_ARGB1555_REV: + return GL_FALSE; + + case MESA_FORMAT_AL44: + return GL_FALSE; + case MESA_FORMAT_AL88: + case MESA_FORMAT_SLA8: + return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_BYTE && littleEndian; + case MESA_FORMAT_AL88_REV: + return GL_FALSE; + + case MESA_FORMAT_AL1616: + return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_SHORT && littleEndian && !swapBytes; + case MESA_FORMAT_AL1616_REV: + return GL_FALSE; + + case MESA_FORMAT_RGB332: + return format == GL_RGB && type == GL_UNSIGNED_BYTE_3_3_2; + + case MESA_FORMAT_A8: + return format == GL_ALPHA && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_A16: + return format == GL_ALPHA && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_L8: + case MESA_FORMAT_SL8: + return format == GL_LUMINANCE && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_L16: + return format == GL_LUMINANCE && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_I8: + return format == GL_INTENSITY && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_I16: + return format == GL_INTENSITY && type == GL_UNSIGNED_SHORT && !swapBytes; + + case MESA_FORMAT_YCBCR: + return format == GL_YCBCR_MESA && + ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian != swapBytes) || + (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian == swapBytes)); + case MESA_FORMAT_YCBCR_REV: + return format == GL_YCBCR_MESA && + ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian == swapBytes) || + (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian != swapBytes)); + + case MESA_FORMAT_R8: + return format == GL_RED && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_GR88: + return format == GL_RG && type == GL_UNSIGNED_BYTE && littleEndian; + case MESA_FORMAT_RG88: + return GL_FALSE; + + case MESA_FORMAT_R16: + return format == GL_RED && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_GR1616: + return format == GL_RG && type == GL_UNSIGNED_SHORT && littleEndian && + !swapBytes; + case MESA_FORMAT_RG1616: + return GL_FALSE; + + case MESA_FORMAT_ARGB2101010: + return format == GL_BGRA && type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes; + + case MESA_FORMAT_Z24_S8: + return format == GL_DEPTH_STENCIL && type == GL_UNSIGNED_INT_24_8 && + !swapBytes; + case MESA_FORMAT_Z24_X8: + case MESA_FORMAT_S8_Z24: + return GL_FALSE; + + case MESA_FORMAT_Z16: + return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_SHORT && + !swapBytes; + + case MESA_FORMAT_X8_Z24: + return GL_FALSE; + + case MESA_FORMAT_Z32: + return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_INT && + !swapBytes; + + case MESA_FORMAT_S8: + return format == GL_STENCIL_INDEX && type == GL_UNSIGNED_BYTE; + + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + return GL_FALSE; + + case MESA_FORMAT_RGB_FXT1: + case MESA_FORMAT_RGBA_FXT1: + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_RGBA_DXT5: + return GL_FALSE; + + case MESA_FORMAT_RGBA_FLOAT32: + return format == GL_RGBA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RGBA_FLOAT16: + return format == GL_RGBA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_RGB_FLOAT32: + return format == GL_RGB && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RGB_FLOAT16: + return format == GL_RGB && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_ALPHA_FLOAT32: + return format == GL_ALPHA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_ALPHA_FLOAT16: + return format == GL_ALPHA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_FLOAT32: + return format == GL_LUMINANCE && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_LUMINANCE_FLOAT16: + return format == GL_LUMINANCE && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32: + return format == GL_LUMINANCE_ALPHA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16: + return format == GL_LUMINANCE_ALPHA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_INTENSITY_FLOAT32: + return format == GL_INTENSITY && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_INTENSITY_FLOAT16: + return format == GL_INTENSITY && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_R_FLOAT32: + return format == GL_RED && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_R_FLOAT16: + return format == GL_RED && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_RG_FLOAT32: + return format == GL_RG && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RG_FLOAT16: + return format == GL_RG && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_ALPHA_UINT8: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_ALPHA_UINT16: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_ALPHA_UINT32: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_INT && + !swapBytes; + case MESA_FORMAT_ALPHA_INT8: + return format == GL_ALPHA_INTEGER && type == GL_BYTE; + case MESA_FORMAT_ALPHA_INT16: + return format == GL_ALPHA_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_ALPHA_INT32: + return format == GL_ALPHA_INTEGER && type == GL_INT && !swapBytes; + + case MESA_FORMAT_INTENSITY_UINT8: + case MESA_FORMAT_INTENSITY_UINT16: + case MESA_FORMAT_INTENSITY_UINT32: + case MESA_FORMAT_INTENSITY_INT8: + case MESA_FORMAT_INTENSITY_INT16: + case MESA_FORMAT_INTENSITY_INT32: + /* GL_INTENSITY_INTEGER_EXT doesn't exist. */ + return GL_FALSE; + + case MESA_FORMAT_LUMINANCE_UINT8: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_LUMINANCE_UINT16: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_UINT32: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_INT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_INT8: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_BYTE; + case MESA_FORMAT_LUMINANCE_INT16: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_INT32: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_INT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_ALPHA_UINT8: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT16: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT32: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT8: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_BYTE && + !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT16: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT32: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_INT && + !swapBytes; + + case MESA_FORMAT_R_INT8: + return format == GL_RED_INTEGER && type == GL_BYTE; + case MESA_FORMAT_RG_INT8: + return format == GL_RG_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_RGB_INT8: + return format == GL_RGB_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_RGBA_INT8: + return format == GL_RGBA_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_R_INT16: + return format == GL_RED_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RG_INT16: + return format == GL_RG_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGB_INT16: + return format == GL_RGB_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGBA_INT16: + return format == GL_RGBA_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_R_INT32: + return format == GL_RED_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RG_INT32: + return format == GL_RG_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RGB_INT32: + return format == GL_RGB_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RGBA_INT32: + return format == GL_RGBA_INTEGER && type == GL_INT && !swapBytes; + + case MESA_FORMAT_R_UINT8: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_RG_UINT8: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_RGB_UINT8: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_RGBA_UINT8: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_BYTE && + !swapBytes; + case MESA_FORMAT_R_UINT16: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_RG_UINT16: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_RGB_UINT16: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_RGBA_UINT16: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_R_UINT32: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RG_UINT32: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RGB_UINT32: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RGBA_UINT32: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + + case MESA_FORMAT_DUDV8: + return (format == GL_DU8DV8_ATI || format == GL_DUDV_ATI) && + type == GL_BYTE && littleEndian && !swapBytes; + + case MESA_FORMAT_SIGNED_R8: + return format == GL_RED && type == GL_BYTE; + case MESA_FORMAT_SIGNED_RG88_REV: + return format == GL_RG && type == GL_BYTE && littleEndian && + !swapBytes; + case MESA_FORMAT_SIGNED_RGBX8888: + return GL_FALSE; + + case MESA_FORMAT_SIGNED_RGBA8888: + if (format == GL_RGBA && type == GL_BYTE && !littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_SIGNED_RGBA8888_REV: + if (format == GL_RGBA && type == GL_BYTE && littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_SIGNED_R16: + return format == GL_RED && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_SIGNED_GR1616: + return format == GL_RG && type == GL_SHORT && littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_RGB_16: + return format == GL_RGB && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_RGBA_16: + return format == GL_RGBA && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGBA_16: + return format == GL_RGBA && type == GL_UNSIGNED_SHORT && + !swapBytes; + + case MESA_FORMAT_RED_RGTC1: + case MESA_FORMAT_SIGNED_RED_RGTC1: + case MESA_FORMAT_RG_RGTC2: + case MESA_FORMAT_SIGNED_RG_RGTC2: + return GL_FALSE; + + case MESA_FORMAT_L_LATC1: + case MESA_FORMAT_SIGNED_L_LATC1: + case MESA_FORMAT_LA_LATC2: + case MESA_FORMAT_SIGNED_LA_LATC2: + return GL_FALSE; + + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + return GL_FALSE; + + case MESA_FORMAT_SIGNED_A8: + return format == GL_ALPHA && type == GL_BYTE; + case MESA_FORMAT_SIGNED_L8: + return format == GL_LUMINANCE && type == GL_BYTE; + case MESA_FORMAT_SIGNED_AL88: + return format == GL_LUMINANCE_ALPHA && type == GL_BYTE && + littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_I8: + return format == GL_INTENSITY && type == GL_BYTE; + case MESA_FORMAT_SIGNED_A16: + return format == GL_ALPHA && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_L16: + return format == GL_LUMINANCE && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_AL1616: + return format == GL_LUMINANCE_ALPHA && type == GL_SHORT && + littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_I16: + return format == GL_INTENSITY && type == GL_SHORT && littleEndian && + !swapBytes; + + case MESA_FORMAT_ARGB2101010_UINT: + return (format == GL_BGRA_INTEGER_EXT && + type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes); + + case MESA_FORMAT_ABGR2101010_UINT: + return (format == GL_RGBA_INTEGER_EXT && + type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes); + + case MESA_FORMAT_RGB9_E5_FLOAT: + return format == GL_RGB && type == GL_UNSIGNED_INT_5_9_9_9_REV && + !swapBytes; + + case MESA_FORMAT_R11_G11_B10_FLOAT: + return format == GL_RGB && type == GL_UNSIGNED_INT_10F_11F_11F_REV && + !swapBytes; + + case MESA_FORMAT_Z32_FLOAT: + return format == GL_DEPTH_COMPONENT && type == GL_FLOAT && !swapBytes; + + case MESA_FORMAT_Z32_FLOAT_X24S8: + return format == GL_DEPTH_STENCIL && + type == GL_FLOAT_32_UNSIGNED_INT_24_8_REV && !swapBytes; + + case MESA_FORMAT_XRGB4444_UNORM: + case MESA_FORMAT_XRGB1555_UNORM: + case MESA_FORMAT_XBGR8888_SNORM: + case MESA_FORMAT_XBGR8888_SRGB: + case MESA_FORMAT_XBGR8888_UINT: + case MESA_FORMAT_XBGR8888_SINT: + case MESA_FORMAT_XRGB2101010_UNORM: + case MESA_FORMAT_XBGR16161616_UNORM: + case MESA_FORMAT_XBGR16161616_SNORM: + case MESA_FORMAT_XBGR16161616_FLOAT: + case MESA_FORMAT_XBGR16161616_UINT: + case MESA_FORMAT_XBGR16161616_SINT: + case MESA_FORMAT_XBGR32323232_FLOAT: + case MESA_FORMAT_XBGR32323232_UINT: + case MESA_FORMAT_XBGR32323232_SINT: + return GL_FALSE; + } + + return GL_FALSE; +} + diff --git a/src/mesa/main/formats.c.LOCAL.12642.c b/src/mesa/main/formats.c.LOCAL.12642.c new file mode 100644 index 0000000000..7bde1f1a85 --- /dev/null +++ b/src/mesa/main/formats.c.LOCAL.12642.c @@ -0,0 +1,3455 @@ +/* + * Mesa 3-D graphics library + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * Copyright (c) 2008-2009 VMware, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + + +#include "imports.h" +#include "formats.h" +#include "macros.h" +#include "glformats.h" + + +/** + * Information about texture formats. + */ +struct gl_format_info +{ + gl_format Name; + + /** text name for debugging */ + const char *StrName; + + /** + * Base format is one of GL_RED, GL_RG, GL_RGB, GL_RGBA, GL_ALPHA, + * GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_YCBCR_MESA, + * GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL, GL_DUDV_ATI. + */ + GLenum BaseFormat; + + /** + * Logical data type: one of GL_UNSIGNED_NORMALIZED, GL_SIGNED_NORMALIZED, + * GL_UNSIGNED_INT, GL_INT, GL_FLOAT. + */ + GLenum DataType; + + GLubyte RedBits; + GLubyte GreenBits; + GLubyte BlueBits; + GLubyte AlphaBits; + GLubyte LuminanceBits; + GLubyte IntensityBits; + GLubyte IndexBits; + GLubyte DepthBits; + GLubyte StencilBits; + + /** + * To describe compressed formats. If not compressed, Width=Height=1. + */ + GLubyte BlockWidth, BlockHeight; + GLubyte BytesPerBlock; +}; + + +/** + * Info about each format. + * These must be in the same order as the MESA_FORMAT_* enums so that + * we can do lookups without searching. + */ +static struct gl_format_info format_info[MESA_FORMAT_COUNT] = +{ + { + MESA_FORMAT_NONE, /* Name */ + "MESA_FORMAT_NONE", /* StrName */ + GL_NONE, /* BaseFormat */ + GL_NONE, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 0, 0, 0 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA8888, /* Name */ + "MESA_FORMAT_RGBA8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA8888_REV, /* Name */ + "MESA_FORMAT_RGBA8888_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB8888, /* Name */ + "MESA_FORMAT_ARGB8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB8888_REV, /* Name */ + "MESA_FORMAT_ARGB8888_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBX8888, /* Name */ + "MESA_FORMAT_RGBX8888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBX8888_REV, /* Name */ + "MESA_FORMAT_RGBX8888_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_XRGB8888, /* Name */ + "MESA_FORMAT_XRGB8888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_XRGB8888_REV, /* Name */ + "MESA_FORMAT_XRGB8888_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB888, /* Name */ + "MESA_FORMAT_RGB888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 3 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGR888, /* Name */ + "MESA_FORMAT_BGR888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 3 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB565, /* Name */ + "MESA_FORMAT_RGB565", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB565_REV, /* Name */ + "MESA_FORMAT_RGB565_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB4444, /* Name */ + "MESA_FORMAT_ARGB4444", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB4444_REV, /* Name */ + "MESA_FORMAT_ARGB4444_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA5551, /* Name */ + "MESA_FORMAT_RGBA5551", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB1555, /* Name */ + "MESA_FORMAT_ARGB1555", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB1555_REV, /* Name */ + "MESA_FORMAT_ARGB1555_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL44, /* Name */ + "MESA_FORMAT_AL44", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 4, /* Red/Green/Blue/AlphaBits */ + 4, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL88, /* Name */ + "MESA_FORMAT_AL88", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL88_REV, /* Name */ + "MESA_FORMAT_AL88_REV", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL1616, /* Name */ + "MESA_FORMAT_AL1616", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL1616_REV, /* Name */ + "MESA_FORMAT_AL1616_REV", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB332, /* Name */ + "MESA_FORMAT_RGB332", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 3, 3, 2, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_A8, /* Name */ + "MESA_FORMAT_A8", /* StrName */ + GL_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_A16, /* Name */ + "MESA_FORMAT_A16", /* StrName */ + GL_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_L8, /* Name */ + "MESA_FORMAT_L8", /* StrName */ + GL_LUMINANCE, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_L16, /* Name */ + "MESA_FORMAT_L16", /* StrName */ + GL_LUMINANCE, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_I8, /* Name */ + "MESA_FORMAT_I8", /* StrName */ + GL_INTENSITY, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 8, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_I16, /* Name */ + "MESA_FORMAT_I16", /* StrName */ + GL_INTENSITY, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 16, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_YCBCR, /* Name */ + "MESA_FORMAT_YCBCR", /* StrName */ + GL_YCBCR_MESA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_YCBCR_REV, /* Name */ + "MESA_FORMAT_YCBCR_REV", /* StrName */ + GL_YCBCR_MESA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_R8, + "MESA_FORMAT_R8", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_GR88, + "MESA_FORMAT_GR88", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG88, + "MESA_FORMAT_RG88", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_R16, + "MESA_FORMAT_R16", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_GR1616, + "MESA_FORMAT_GR1616", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG1616, + "MESA_FORMAT_RG1616", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ARGB2101010, + "MESA_FORMAT_ARGB2101010", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_Z24_S8, /* Name */ + "MESA_FORMAT_Z24_S8", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_S8_Z24, /* Name */ + "MESA_FORMAT_S8_Z24", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z16, /* Name */ + "MESA_FORMAT_Z16", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 16, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_X8_Z24, /* Name */ + "MESA_FORMAT_X8_Z24", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z24_X8, /* Name */ + "MESA_FORMAT_Z24_X8", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z32, /* Name */ + "MESA_FORMAT_Z32", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_S8, /* Name */ + "MESA_FORMAT_S8", /* StrName */ + GL_STENCIL_INDEX, /* BaseFormat */ + GL_UNSIGNED_INT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_SRGB8, + "MESA_FORMAT_SRGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_SRGBA8, + "MESA_FORMAT_SRGBA8", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SARGB8, + "MESA_FORMAT_SARGB8", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SL8, + "MESA_FORMAT_SL8", + GL_LUMINANCE, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SLA8, + "MESA_FORMAT_SLA8", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SRGB_DXT1, /* Name */ + "MESA_FORMAT_SRGB_DXT1", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT1, + "MESA_FORMAT_SRGBA_DXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT3, + "MESA_FORMAT_SRGBA_DXT3", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT5, + "MESA_FORMAT_SRGBA_DXT5", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_RGB_FXT1, + "MESA_FORMAT_RGB_FXT1", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 0, /* approx Red/Green/BlueBits */ + 0, 0, 0, 0, 0, + 8, 4, 16 /* 16 bytes per 8x4 block */ + }, + { + MESA_FORMAT_RGBA_FXT1, + "MESA_FORMAT_RGBA_FXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 1, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, + 8, 4, 16 /* 16 bytes per 8x4 block */ + }, + + { + MESA_FORMAT_RGB_DXT1, /* Name */ + "MESA_FORMAT_RGB_DXT1", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT1, + "MESA_FORMAT_RGBA_DXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT3, + "MESA_FORMAT_RGBA_DXT3", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT5, + "MESA_FORMAT_RGBA_DXT5", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_FLOAT32, + "MESA_FORMAT_RGBA_FLOAT32", + GL_RGBA, + GL_FLOAT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_RGBA_FLOAT16, + "MESA_FORMAT_RGBA_FLOAT16", + GL_RGBA, + GL_FLOAT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_FLOAT32, + "MESA_FORMAT_RGB_FLOAT32", + GL_RGB, + GL_FLOAT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGB_FLOAT16, + "MESA_FORMAT_RGB_FLOAT16", + GL_RGB, + GL_FLOAT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_ALPHA_FLOAT32, + "MESA_FORMAT_ALPHA_FLOAT32", + GL_ALPHA, + GL_FLOAT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ALPHA_FLOAT16, + "MESA_FORMAT_ALPHA_FLOAT16", + GL_ALPHA, + GL_FLOAT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_FLOAT32, + "MESA_FORMAT_LUMINANCE_FLOAT32", + GL_LUMINANCE, + GL_FLOAT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_FLOAT16, + "MESA_FORMAT_LUMINANCE_FLOAT16", + GL_LUMINANCE, + GL_FLOAT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32, + "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32", + GL_LUMINANCE_ALPHA, + GL_FLOAT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16, + "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16", + GL_LUMINANCE_ALPHA, + GL_FLOAT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_FLOAT32, + "MESA_FORMAT_INTENSITY_FLOAT32", + GL_INTENSITY, + GL_FLOAT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_FLOAT16, + "MESA_FORMAT_INTENSITY_FLOAT16", + GL_INTENSITY, + GL_FLOAT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_R_FLOAT32, + "MESA_FORMAT_R_FLOAT32", + GL_RED, + GL_FLOAT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_FLOAT16, + "MESA_FORMAT_R_FLOAT16", + GL_RED, + GL_FLOAT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_FLOAT32, + "MESA_FORMAT_RG_FLOAT32", + GL_RG, + GL_FLOAT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RG_FLOAT16, + "MESA_FORMAT_RG_FLOAT16", + GL_RG, + GL_FLOAT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* unnormalized signed int formats */ + /* unnormalized unsigned int formats */ + { + MESA_FORMAT_ALPHA_UINT8, + "MESA_FORMAT_ALPHA_UINT8", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_ALPHA_UINT16, + "MESA_FORMAT_ALPHA_UINT16", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_ALPHA_UINT32, + "MESA_FORMAT_ALPHA_UINT32", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ALPHA_INT8, + "MESA_FORMAT_ALPHA_INT8", + GL_ALPHA, + GL_INT, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_ALPHA_INT16, + "MESA_FORMAT_ALPHA_INT16", + GL_ALPHA, + GL_INT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_ALPHA_INT32, + "MESA_FORMAT_ALPHA_INT32", + GL_ALPHA, + GL_INT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_UINT8, + "MESA_FORMAT_INTENSITY_UINT8", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_INTENSITY_UINT16, + "MESA_FORMAT_INTENSITY_UINT16", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_INTENSITY_UINT32, + "MESA_FORMAT_INTENSITY_UINT32", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_INT8, + "MESA_FORMAT_INTENSITY_INT8", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_INTENSITY_INT16, + "MESA_FORMAT_INTENSITY_INT16", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_INTENSITY_INT32, + "MESA_FORMAT_INTENSITY_INT32", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_UINT8, + "MESA_FORMAT_LUMINANCE_UINT8", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_LUMINANCE_UINT16, + "MESA_FORMAT_LUMINANCE_UINT16", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_UINT32, + "MESA_FORMAT_LUMINANCE_UINT32", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_INT8, + "MESA_FORMAT_LUMINANCE_INT8", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_LUMINANCE_INT16, + "MESA_FORMAT_LUMINANCE_INT16", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_INT32, + "MESA_FORMAT_LUMINANCE_INT32", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT8, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT8", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT16, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT16", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT32, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT32", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT8, + "MESA_FORMAT_LUMINANCE_ALPHA_INT8", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT16, + "MESA_FORMAT_LUMINANCE_ALPHA_INT16", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT32, + "MESA_FORMAT_LUMINANCE_ALPHA_INT32", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + + { + MESA_FORMAT_R_INT8, + "MESA_FORMAT_R_INT8", + GL_RED, + GL_INT, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RG_INT8, + "MESA_FORMAT_RG_INT8", + GL_RG, + GL_INT, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB_INT8, + "MESA_FORMAT_RGB_INT8", + GL_RGB, + GL_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_RGBA_INT8, + "MESA_FORMAT_RGBA_INT8", + GL_RGBA, + GL_INT, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_INT16, + "MESA_FORMAT_R_INT16", + GL_RED, + GL_INT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_INT16, + "MESA_FORMAT_RG_INT16", + GL_RG, + GL_INT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGB_INT16, + "MESA_FORMAT_RGB_INT16", + GL_RGB, + GL_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_RGBA_INT16, + "MESA_FORMAT_RGBA_INT16", + GL_RGBA, + GL_INT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_R_INT32, + "MESA_FORMAT_R_INT32", + GL_RED, + GL_INT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG_INT32, + "MESA_FORMAT_RG_INT32", + GL_RG, + GL_INT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_INT32, + "MESA_FORMAT_RGB_INT32", + GL_RGB, + GL_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGBA_INT32, + "MESA_FORMAT_RGBA_INT32", + GL_RGBA, + GL_INT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_R_UINT8, + "MESA_FORMAT_R_UINT8", + GL_RED, + GL_UNSIGNED_INT, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RG_UINT8, + "MESA_FORMAT_RG_UINT8", + GL_RG, + GL_UNSIGNED_INT, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB_UINT8, + "MESA_FORMAT_RGB_UINT8", + GL_RGB, + GL_UNSIGNED_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_RGBA_UINT8, + "MESA_FORMAT_RGBA_UINT8", + GL_RGBA, + GL_UNSIGNED_INT, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_UINT16, + "MESA_FORMAT_R_UINT16", + GL_RED, + GL_UNSIGNED_INT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_UINT16, + "MESA_FORMAT_RG_UINT16", + GL_RG, + GL_UNSIGNED_INT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGB_UINT16, + "MESA_FORMAT_RGB_UINT16", + GL_RGB, + GL_UNSIGNED_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_RGBA_UINT16, + "MESA_FORMAT_RGBA_UINT16", + GL_RGBA, + GL_UNSIGNED_INT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_R_UINT32, + "MESA_FORMAT_R_UINT32", + GL_RED, + GL_UNSIGNED_INT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG_UINT32, + "MESA_FORMAT_RG_UINT32", + GL_RG, + GL_UNSIGNED_INT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_UINT32, + "MESA_FORMAT_RGB_UINT32", + GL_RGB, + GL_UNSIGNED_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGBA_UINT32, + "MESA_FORMAT_RGBA_UINT32", + GL_RGBA, + GL_UNSIGNED_INT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + + + { + MESA_FORMAT_DUDV8, + "MESA_FORMAT_DUDV8", + GL_DUDV_ATI, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + + /* Signed 8 bits / channel */ + { + MESA_FORMAT_SIGNED_R8, /* Name */ + "MESA_FORMAT_SIGNED_R8", /* StrName */ + GL_RED, /* BaseFormat */ + GL_SIGNED_NORMALIZED, /* DataType */ + 8, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_SIGNED_RG88_REV, + "MESA_FORMAT_SIGNED_RG88_REV", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_RGBX8888, + "MESA_FORMAT_SIGNED_RGBX8888", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 /* 4 bpp, but no alpha */ + }, + { + MESA_FORMAT_SIGNED_RGBA8888, + "MESA_FORMAT_SIGNED_RGBA8888", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_RGBA8888_REV, + "MESA_FORMAT_SIGNED_RGBA8888_REV", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* Signed 16 bits / channel */ + { + MESA_FORMAT_SIGNED_R16, + "MESA_FORMAT_SIGNED_R16", + GL_RED, + GL_SIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_GR1616, + "MESA_FORMAT_SIGNED_GR1616", + GL_RG, + GL_SIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_RGB_16, + "MESA_FORMAT_SIGNED_RGB_16", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_SIGNED_RGBA_16, + "MESA_FORMAT_SIGNED_RGBA_16", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGBA_16, + "MESA_FORMAT_RGBA_16", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RED_RGTC1, + "MESA_FORMAT_RED_RGTC1", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_RED_RGTC1, + "MESA_FORMAT_SIGNED_RED_RGTC1", + GL_RED, + GL_SIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RG_RGTC2, + "MESA_FORMAT_RG_RGTC2", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_RG_RGTC2, + "MESA_FORMAT_SIGNED_RG_RGTC2", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_L_LATC1, + "MESA_FORMAT_L_LATC1", + GL_LUMINANCE, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 0, + 4, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_L_LATC1, + "MESA_FORMAT_SIGNED_L_LATC1", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 4, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_LA_LATC2, + "MESA_FORMAT_LA_LATC2", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 4, + 4, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_LA_LATC2, + "MESA_FORMAT_SIGNED_LA_LATC2", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 4, + 4, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC1_RGB8, + "MESA_FORMAT_ETC1_RGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGB8, + "MESA_FORMAT_ETC2_RGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8, + "MESA_FORMAT_ETC2_SRGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGBA8_EAC, + "MESA_FORMAT_ETC2_RGBA8_EAC", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC, + "MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_R11_EAC, + "MESA_FORMAT_ETC2_R11_EAC", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 11, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RG11_EAC, + "MESA_FORMAT_ETC2_RG11_EAC", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 11, 11, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SIGNED_R11_EAC, + "MESA_FORMAT_ETC2_SIGNED_R11_EAC", + GL_RED, + GL_SIGNED_NORMALIZED, + 11, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SIGNED_RG11_EAC, + "MESA_FORMAT_ETC2_SIGNED_RG11_EAC", + GL_RG, + GL_SIGNED_NORMALIZED, + 11, 11, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1, + "MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 1, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1, + "MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 1, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + /* Signed formats from EXT_texture_snorm that are not in GL3.1 */ + { + MESA_FORMAT_SIGNED_A8, + "MESA_FORMAT_SIGNED_A8", + GL_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_L8, + "MESA_FORMAT_SIGNED_L8", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_AL88, + "MESA_FORMAT_SIGNED_AL88", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_I8, + "MESA_FORMAT_SIGNED_I8", + GL_INTENSITY, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_A16, + "MESA_FORMAT_SIGNED_A16", + GL_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_L16, + "MESA_FORMAT_SIGNED_L16", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_AL1616, + "MESA_FORMAT_SIGNED_AL1616", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_I16, + "MESA_FORMAT_SIGNED_I16", + GL_INTENSITY, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB9_E5_FLOAT, + "MESA_FORMAT_RGB9_E5", + GL_RGB, + GL_FLOAT, + 9, 9, 9, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R11_G11_B10_FLOAT, + "MESA_FORMAT_R11_G11_B10_FLOAT", + GL_RGB, + GL_FLOAT, + 11, 11, 10, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + /* ARB_depth_buffer_float */ + { + MESA_FORMAT_Z32_FLOAT, /* Name */ + "MESA_FORMAT_Z32_FLOAT", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_FLOAT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z32_FLOAT_X24S8, /* Name */ + "MESA_FORMAT_Z32_FLOAT_X24S8", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + /* DataType here is used to answer GL_TEXTURE_DEPTH_TYPE queries, and is + * never used for stencil because stencil is always GL_UNSIGNED_INT. + */ + GL_FLOAT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 8 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB2101010_UINT, + "MESA_FORMAT_ARGB2101010_UINT", + GL_RGBA, + GL_UNSIGNED_INT, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ABGR2101010_UINT, + "MESA_FORMAT_ABGR2101010_UINT", + GL_RGBA, + GL_UNSIGNED_INT, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XRGB4444_UNORM, + "MESA_FORMAT_XRGB4444_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_XRGB1555_UNORM, + "MESA_FORMAT_XRGB1555_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 5, 5, 5, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_XBGR8888_SNORM, + "MESA_FORMAT_XBGR8888_SNORM", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_SRGB, + "MESA_FORMAT_XBGR8888_SRGB", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_UINT, + "MESA_FORMAT_XBGR8888_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_SINT, + "MESA_FORMAT_XBGR8888_SINT", + GL_RGB, + GL_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XRGB2101010_UNORM, + "MESA_FORMAT_XRGB2101010_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR16161616_UNORM, + "MESA_FORMAT_XBGR16161616_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_SNORM, + "MESA_FORMAT_XBGR16161616_SNORM", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_FLOAT, + "MESA_FORMAT_XBGR16161616_FLOAT", + GL_RGB, + GL_FLOAT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_UINT, + "MESA_FORMAT_XBGR16161616_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_SINT, + "MESA_FORMAT_XBGR16161616_SINT", + GL_RGB, + GL_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR32323232_FLOAT, + "MESA_FORMAT_XBGR32323232_FLOAT", + GL_RGB, + GL_FLOAT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_XBGR32323232_UINT, + "MESA_FORMAT_XBGR32323232_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_XBGR32323232_SINT, + "MESA_FORMAT_XBGR32323232_SINT", + GL_RGB, + GL_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_ABGR2101010, + "MESA_FORMAT_ABGR2101010", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_RG88, + "MESA_FORMAT_SIGNED_RG88", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_RG1616, + "MESA_FORMAT_SIGNED_RG1616", + GL_RG, + GL_SIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, +}; + + + +static const struct gl_format_info * +_mesa_get_format_info(gl_format format) +{ + const struct gl_format_info *info = &format_info[format]; + assert(info->Name == format); + return info; +} + + +/** Return string name of format (for debugging) */ +const char * +_mesa_get_format_name(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->StrName; +} + + + +/** + * Return bytes needed to store a block of pixels in the given format. + * Normally, a block is 1x1 (a single pixel). But for compressed formats + * a block may be 4x4 or 8x4, etc. + * + * Note: not GLuint, so as not to coerce math to unsigned. cf. fdo #37351 + */ +GLint +_mesa_get_format_bytes(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + ASSERT(info->BytesPerBlock); + ASSERT(info->BytesPerBlock <= MAX_PIXEL_BYTES || + _mesa_is_format_compressed(format)); + return info->BytesPerBlock; +} + + +/** + * Return bits per component for the given format. + * \param format one of MESA_FORMAT_x + * \param pname the component, such as GL_RED_BITS, GL_TEXTURE_BLUE_BITS, etc. + */ +GLint +_mesa_get_format_bits(gl_format format, GLenum pname) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + + switch (pname) { + case GL_RED_BITS: + case GL_TEXTURE_RED_SIZE: + case GL_RENDERBUFFER_RED_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE: + return info->RedBits; + case GL_GREEN_BITS: + case GL_TEXTURE_GREEN_SIZE: + case GL_RENDERBUFFER_GREEN_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE: + return info->GreenBits; + case GL_BLUE_BITS: + case GL_TEXTURE_BLUE_SIZE: + case GL_RENDERBUFFER_BLUE_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE: + return info->BlueBits; + case GL_ALPHA_BITS: + case GL_TEXTURE_ALPHA_SIZE: + case GL_RENDERBUFFER_ALPHA_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE: + return info->AlphaBits; + case GL_TEXTURE_INTENSITY_SIZE: + return info->IntensityBits; + case GL_TEXTURE_LUMINANCE_SIZE: + return info->LuminanceBits; + case GL_INDEX_BITS: + return info->IndexBits; + case GL_DEPTH_BITS: + case GL_TEXTURE_DEPTH_SIZE_ARB: + case GL_RENDERBUFFER_DEPTH_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE: + return info->DepthBits; + case GL_STENCIL_BITS: + case GL_TEXTURE_STENCIL_SIZE_EXT: + case GL_RENDERBUFFER_STENCIL_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE: + return info->StencilBits; + default: + _mesa_problem(NULL, "bad pname in _mesa_get_format_bits()"); + return 0; + } +} + + +GLuint +_mesa_get_format_max_bits(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + GLuint max = MAX2(info->RedBits, info->GreenBits); + max = MAX2(max, info->BlueBits); + max = MAX2(max, info->AlphaBits); + max = MAX2(max, info->LuminanceBits); + max = MAX2(max, info->IntensityBits); + max = MAX2(max, info->DepthBits); + max = MAX2(max, info->StencilBits); + return max; +} + + +/** + * Return the data type (or more specifically, the data representation) + * for the given format. + * The return value will be one of: + * GL_UNSIGNED_NORMALIZED = unsigned int representing [0,1] + * GL_SIGNED_NORMALIZED = signed int representing [-1, 1] + * GL_UNSIGNED_INT = an ordinary unsigned integer + * GL_INT = an ordinary signed integer + * GL_FLOAT = an ordinary float + */ +GLenum +_mesa_get_format_datatype(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->DataType; +} + + +/** + * Return the basic format for the given type. The result will be one of + * GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, + * GL_YCBCR_MESA, GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL. + */ +GLenum +_mesa_get_format_base_format(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->BaseFormat; +} + + +/** + * Return the block size (in pixels) for the given format. Normally + * the block size is 1x1. But compressed formats will have block sizes + * of 4x4 or 8x4 pixels, etc. + * \param bw returns block width in pixels + * \param bh returns block height in pixels + */ +void +_mesa_get_format_block_size(gl_format format, GLuint *bw, GLuint *bh) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + *bw = info->BlockWidth; + *bh = info->BlockHeight; +} + + +/** Is the given format a compressed format? */ +GLboolean +_mesa_is_format_compressed(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->BlockWidth > 1 || info->BlockHeight > 1; +} + + +/** + * Determine if the given format represents a packed depth/stencil buffer. + */ +GLboolean +_mesa_is_format_packed_depth_stencil(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + + return info->BaseFormat == GL_DEPTH_STENCIL; +} + + +/** + * Is the given format a signed/unsigned integer color format? + */ +GLboolean +_mesa_is_format_integer_color(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return (info->DataType == GL_INT || info->DataType == GL_UNSIGNED_INT) && + info->BaseFormat != GL_DEPTH_COMPONENT && + info->BaseFormat != GL_DEPTH_STENCIL && + info->BaseFormat != GL_STENCIL_INDEX; +} + + +/** + * Is the given format an unsigned integer format? + */ +GLboolean +_mesa_is_format_unsigned(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return _mesa_is_type_unsigned(info->DataType); +} + + +/** + * Does the given format store signed values? + */ +GLboolean +_mesa_is_format_signed(gl_format format) +{ + if (format == MESA_FORMAT_R11_G11_B10_FLOAT || + format == MESA_FORMAT_RGB9_E5_FLOAT) { + /* these packed float formats only store unsigned values */ + return GL_FALSE; + } + else { + const struct gl_format_info *info = _mesa_get_format_info(format); + return (info->DataType == GL_SIGNED_NORMALIZED || + info->DataType == GL_INT || + info->DataType == GL_FLOAT); + } +} + + +/** + * Return color encoding for given format. + * \return GL_LINEAR or GL_SRGB + */ +GLenum +_mesa_get_format_color_encoding(gl_format format) +{ + /* XXX this info should be encoded in gl_format_info */ + switch (format) { + case MESA_FORMAT_SRGB8: + case MESA_FORMAT_SRGBA8: + case MESA_FORMAT_SARGB8: + case MESA_FORMAT_SL8: + case MESA_FORMAT_SLA8: + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + case MESA_FORMAT_XBGR8888_SRGB: + case MESA_FORMAT_ETC2_SRGB8: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + return GL_SRGB; + default: + return GL_LINEAR; + } +} + + +/** + * For an sRGB format, return the corresponding linear color space format. + * For non-sRGB formats, return the format as-is. + */ +gl_format +_mesa_get_srgb_format_linear(gl_format format) +{ + switch (format) { + case MESA_FORMAT_SRGB8: + format = MESA_FORMAT_RGB888; + break; + case MESA_FORMAT_SRGBA8: + format = MESA_FORMAT_RGBA8888; + break; + case MESA_FORMAT_SARGB8: + format = MESA_FORMAT_ARGB8888; + break; + case MESA_FORMAT_SL8: + format = MESA_FORMAT_L8; + break; + case MESA_FORMAT_SLA8: + format = MESA_FORMAT_AL88; + break; + case MESA_FORMAT_SRGB_DXT1: + format = MESA_FORMAT_RGB_DXT1; + break; + case MESA_FORMAT_SRGBA_DXT1: + format = MESA_FORMAT_RGBA_DXT1; + break; + case MESA_FORMAT_SRGBA_DXT3: + format = MESA_FORMAT_RGBA_DXT3; + break; + case MESA_FORMAT_SRGBA_DXT5: + format = MESA_FORMAT_RGBA_DXT5; + break; + case MESA_FORMAT_XBGR8888_SRGB: + format = MESA_FORMAT_RGBX8888_REV; + break; + case MESA_FORMAT_ETC2_SRGB8: + format = MESA_FORMAT_ETC2_RGB8; + break; + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + format = MESA_FORMAT_ETC2_RGBA8_EAC; + break; + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + format = MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1; + break; + default: + break; + } + return format; +} + + +/** + * If the given format is a compressed format, return a corresponding + * uncompressed format. + */ +gl_format +_mesa_get_uncompressed_format(gl_format format) +{ + switch (format) { + case MESA_FORMAT_RGB_FXT1: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_RGBA_FXT1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_SRGB_DXT1: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT3: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGBA_DXT5: + case MESA_FORMAT_SRGBA_DXT5: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RED_RGTC1: + return MESA_FORMAT_R8; + case MESA_FORMAT_SIGNED_RED_RGTC1: + return MESA_FORMAT_SIGNED_R8; + case MESA_FORMAT_RG_RGTC2: + return MESA_FORMAT_GR88; + case MESA_FORMAT_SIGNED_RG_RGTC2: + return MESA_FORMAT_SIGNED_RG88_REV; + case MESA_FORMAT_L_LATC1: + return MESA_FORMAT_L8; + case MESA_FORMAT_SIGNED_L_LATC1: + return MESA_FORMAT_SIGNED_L8; + case MESA_FORMAT_LA_LATC2: + return MESA_FORMAT_AL88; + case MESA_FORMAT_SIGNED_LA_LATC2: + return MESA_FORMAT_SIGNED_AL88; + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + return MESA_FORMAT_R16; + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + return MESA_FORMAT_GR1616; + default: +#ifdef DEBUG + assert(!_mesa_is_format_compressed(format)); +#endif + return format; + } +} + + +GLuint +_mesa_format_num_components(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return ((info->RedBits > 0) + + (info->GreenBits > 0) + + (info->BlueBits > 0) + + (info->AlphaBits > 0) + + (info->LuminanceBits > 0) + + (info->IntensityBits > 0) + + (info->DepthBits > 0) + + (info->StencilBits > 0)); +} + + +/** + * Return number of bytes needed to store an image of the given size + * in the given format. + */ +GLuint +_mesa_format_image_size(gl_format format, GLsizei width, + GLsizei height, GLsizei depth) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format (2D only for now) */ + const GLuint bw = info->BlockWidth, bh = info->BlockHeight; + const GLuint wblocks = (width + bw - 1) / bw; + const GLuint hblocks = (height + bh - 1) / bh; + const GLuint sz = wblocks * hblocks * info->BytesPerBlock; + return sz * depth; + } + else { + /* non-compressed */ + const GLuint sz = width * height * depth * info->BytesPerBlock; + return sz; + } +} + + +/** + * Same as _mesa_format_image_size() but returns a 64-bit value to + * accomodate very large textures. + */ +uint64_t +_mesa_format_image_size64(gl_format format, GLsizei width, + GLsizei height, GLsizei depth) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format (2D only for now) */ + const uint64_t bw = info->BlockWidth, bh = info->BlockHeight; + const uint64_t wblocks = (width + bw - 1) / bw; + const uint64_t hblocks = (height + bh - 1) / bh; + const uint64_t sz = wblocks * hblocks * info->BytesPerBlock; + return sz * depth; + } + else { + /* non-compressed */ + const uint64_t sz = ((uint64_t) width * + (uint64_t) height * + (uint64_t) depth * + info->BytesPerBlock); + return sz; + } +} + + + +GLint +_mesa_format_row_stride(gl_format format, GLsizei width) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format */ + const GLuint bw = info->BlockWidth; + const GLuint wblocks = (width + bw - 1) / bw; + const GLint stride = wblocks * info->BytesPerBlock; + return stride; + } + else { + const GLint stride = width * info->BytesPerBlock; + return stride; + } +} + + +/** + * Debug/test: check that all formats are handled in the + * _mesa_format_to_type_and_comps() function. When new pixel formats + * are added to Mesa, that function needs to be updated. + * This is a no-op after the first call. + */ +static void +check_format_to_type_and_comps(void) +{ + gl_format f; + + for (f = MESA_FORMAT_NONE + 1; f < MESA_FORMAT_COUNT; f++) { + GLenum datatype = 0; + GLuint comps = 0; + /* This function will emit a problem/warning if the format is + * not handled. + */ + _mesa_format_to_type_and_comps(f, &datatype, &comps); + } +} + + +/** + * Do sanity checking of the format info table. + */ +void +_mesa_test_formats(void) +{ + GLuint i; + + STATIC_ASSERT(Elements(format_info) == MESA_FORMAT_COUNT); + + for (i = 0; i < MESA_FORMAT_COUNT; i++) { + const struct gl_format_info *info = _mesa_get_format_info(i); + assert(info); + + assert(info->Name == i); + + if (info->Name == MESA_FORMAT_NONE) + continue; + + if (info->BlockWidth == 1 && info->BlockHeight == 1) { + if (info->RedBits > 0) { + GLuint t = info->RedBits + info->GreenBits + + info->BlueBits + info->AlphaBits; + assert(t / 8 <= info->BytesPerBlock); + (void) t; + } + } + + assert(info->DataType == GL_UNSIGNED_NORMALIZED || + info->DataType == GL_SIGNED_NORMALIZED || + info->DataType == GL_UNSIGNED_INT || + info->DataType == GL_INT || + info->DataType == GL_FLOAT || + /* Z32_FLOAT_X24S8 has DataType of GL_NONE */ + info->DataType == GL_NONE); + + if (info->BaseFormat == GL_RGB) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits > 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RGBA) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits > 0); + assert(info->AlphaBits > 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RG) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RED) { + assert(info->RedBits > 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_LUMINANCE) { + assert(info->RedBits == 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits > 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_INTENSITY) { + assert(info->RedBits == 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits > 0); + } + } + + check_format_to_type_and_comps(); +} + + + +/** + * Return datatype and number of components per texel for the given gl_format. + * Only used for mipmap generation code. + */ +void +_mesa_format_to_type_and_comps(gl_format format, + GLenum *datatype, GLuint *comps) +{ + switch (format) { + case MESA_FORMAT_RGBA8888: + case MESA_FORMAT_RGBA8888_REV: + case MESA_FORMAT_ARGB8888: + case MESA_FORMAT_ARGB8888_REV: + case MESA_FORMAT_RGBX8888: + case MESA_FORMAT_RGBX8888_REV: + case MESA_FORMAT_XRGB8888: + case MESA_FORMAT_XRGB8888_REV: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_RGB888: + case MESA_FORMAT_BGR888: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGB565: + case MESA_FORMAT_RGB565_REV: + *datatype = GL_UNSIGNED_SHORT_5_6_5; + *comps = 3; + return; + + case MESA_FORMAT_ARGB4444: + case MESA_FORMAT_ARGB4444_REV: + case MESA_FORMAT_XRGB4444_UNORM: + *datatype = GL_UNSIGNED_SHORT_4_4_4_4; + *comps = 4; + return; + + case MESA_FORMAT_ARGB1555: + case MESA_FORMAT_ARGB1555_REV: + case MESA_FORMAT_XRGB1555_UNORM: + *datatype = GL_UNSIGNED_SHORT_1_5_5_5_REV; + *comps = 4; + return; + + case MESA_FORMAT_ARGB2101010: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_RGBA5551: + *datatype = GL_UNSIGNED_SHORT_5_5_5_1; + *comps = 4; + return; + + case MESA_FORMAT_AL44: + *datatype = MESA_UNSIGNED_BYTE_4_4; + *comps = 2; + return; + + case MESA_FORMAT_AL88: + case MESA_FORMAT_AL88_REV: + case MESA_FORMAT_GR88: + case MESA_FORMAT_RG88: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_AL1616: + case MESA_FORMAT_AL1616_REV: + case MESA_FORMAT_GR1616: + case MESA_FORMAT_RG1616: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_R16: + case MESA_FORMAT_A16: + case MESA_FORMAT_L16: + case MESA_FORMAT_I16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + + case MESA_FORMAT_RGB332: + *datatype = GL_UNSIGNED_BYTE_3_3_2; + *comps = 3; + return; + + case MESA_FORMAT_A8: + case MESA_FORMAT_L8: + case MESA_FORMAT_I8: + case MESA_FORMAT_R8: + case MESA_FORMAT_S8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + + case MESA_FORMAT_YCBCR: + case MESA_FORMAT_YCBCR_REV: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_Z24_S8: + *datatype = GL_UNSIGNED_INT_24_8_MESA; + *comps = 2; + return; + + case MESA_FORMAT_S8_Z24: + *datatype = GL_UNSIGNED_INT_8_24_REV_MESA; + *comps = 2; + return; + + case MESA_FORMAT_Z16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + + case MESA_FORMAT_X8_Z24: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z24_X8: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z32_FLOAT: + *datatype = GL_FLOAT; + *comps = 1; + return; + + case MESA_FORMAT_Z32_FLOAT_X24S8: + *datatype = GL_FLOAT_32_UNSIGNED_INT_24_8_REV; + *comps = 1; + return; + + case MESA_FORMAT_DUDV8: + *datatype = GL_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_SIGNED_R8: + case MESA_FORMAT_SIGNED_A8: + case MESA_FORMAT_SIGNED_L8: + case MESA_FORMAT_SIGNED_I8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_SIGNED_RG88_REV: + case MESA_FORMAT_SIGNED_AL88: + *datatype = GL_BYTE; + *comps = 2; + return; + case MESA_FORMAT_SIGNED_RGBA8888: + case MESA_FORMAT_SIGNED_RGBA8888_REV: + case MESA_FORMAT_SIGNED_RGBX8888: + *datatype = GL_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_RGBA_16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_SIGNED_R16: + case MESA_FORMAT_SIGNED_A16: + case MESA_FORMAT_SIGNED_L16: + case MESA_FORMAT_SIGNED_I16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_SIGNED_GR1616: + case MESA_FORMAT_SIGNED_AL1616: + *datatype = GL_SHORT; + *comps = 2; + return; + case MESA_FORMAT_SIGNED_RGB_16: + *datatype = GL_SHORT; + *comps = 3; + return; + case MESA_FORMAT_SIGNED_RGBA_16: + *datatype = GL_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_SRGB8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_SRGBA8: + case MESA_FORMAT_SARGB8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_SL8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_SLA8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_RGB_FXT1: + case MESA_FORMAT_RGBA_FXT1: + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_RGBA_DXT5: + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + case MESA_FORMAT_RED_RGTC1: + case MESA_FORMAT_SIGNED_RED_RGTC1: + case MESA_FORMAT_RG_RGTC2: + case MESA_FORMAT_SIGNED_RG_RGTC2: + case MESA_FORMAT_L_LATC1: + case MESA_FORMAT_SIGNED_L_LATC1: + case MESA_FORMAT_LA_LATC2: + case MESA_FORMAT_SIGNED_LA_LATC2: + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + /* XXX generate error instead? */ + *datatype = GL_UNSIGNED_BYTE; + *comps = 0; + return; + + case MESA_FORMAT_RGBA_FLOAT32: + *datatype = GL_FLOAT; + *comps = 4; + return; + case MESA_FORMAT_RGBA_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 4; + return; + case MESA_FORMAT_RGB_FLOAT32: + *datatype = GL_FLOAT; + *comps = 3; + return; + case MESA_FORMAT_RGB_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 3; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32: + case MESA_FORMAT_RG_FLOAT32: + *datatype = GL_FLOAT; + *comps = 2; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16: + case MESA_FORMAT_RG_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_FLOAT32: + case MESA_FORMAT_LUMINANCE_FLOAT32: + case MESA_FORMAT_INTENSITY_FLOAT32: + case MESA_FORMAT_R_FLOAT32: + *datatype = GL_FLOAT; + *comps = 1; + return; + case MESA_FORMAT_ALPHA_FLOAT16: + case MESA_FORMAT_LUMINANCE_FLOAT16: + case MESA_FORMAT_INTENSITY_FLOAT16: + case MESA_FORMAT_R_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 1; + return; + + case MESA_FORMAT_ALPHA_UINT8: + case MESA_FORMAT_LUMINANCE_UINT8: + case MESA_FORMAT_INTENSITY_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_UINT16: + case MESA_FORMAT_LUMINANCE_UINT16: + case MESA_FORMAT_INTENSITY_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_UINT32: + case MESA_FORMAT_LUMINANCE_UINT32: + case MESA_FORMAT_INTENSITY_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_INT8: + case MESA_FORMAT_LUMINANCE_INT8: + case MESA_FORMAT_INTENSITY_INT8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT8: + *datatype = GL_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_INT16: + case MESA_FORMAT_LUMINANCE_INT16: + case MESA_FORMAT_INTENSITY_INT16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT16: + *datatype = GL_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_INT32: + case MESA_FORMAT_LUMINANCE_INT32: + case MESA_FORMAT_INTENSITY_INT32: + *datatype = GL_INT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT32: + *datatype = GL_INT; + *comps = 2; + return; + + case MESA_FORMAT_R_INT8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_RG_INT8: + *datatype = GL_BYTE; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT8: + *datatype = GL_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT8: + *datatype = GL_BYTE; + *comps = 4; + return; + case MESA_FORMAT_R_INT16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_RG_INT16: + *datatype = GL_SHORT; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT16: + *datatype = GL_SHORT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT16: + *datatype = GL_SHORT; + *comps = 4; + return; + case MESA_FORMAT_R_INT32: + *datatype = GL_INT; + *comps = 1; + return; + case MESA_FORMAT_RG_INT32: + *datatype = GL_INT; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT32: + *datatype = GL_INT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT32: + *datatype = GL_INT; + *comps = 4; + return; + + /** + * \name Non-normalized unsigned integer formats. + */ + case MESA_FORMAT_R_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_R_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + case MESA_FORMAT_R_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 4; + return; + + case MESA_FORMAT_RGB9_E5_FLOAT: + *datatype = GL_UNSIGNED_INT_5_9_9_9_REV; + *comps = 3; + return; + + case MESA_FORMAT_R11_G11_B10_FLOAT: + *datatype = GL_UNSIGNED_INT_10F_11F_11F_REV; + *comps = 3; + return; + + case MESA_FORMAT_ARGB2101010_UINT: + case MESA_FORMAT_ABGR2101010_UINT: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_XBGR8888_SRGB: + case MESA_FORMAT_XBGR8888_UINT: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_XBGR8888_SNORM: + case MESA_FORMAT_XBGR8888_SINT: + *datatype = GL_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_XRGB2101010_UNORM: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_UNORM: + case MESA_FORMAT_XBGR16161616_UINT: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_SNORM: + case MESA_FORMAT_XBGR16161616_SINT: + *datatype = GL_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_FLOAT: + *datatype = GL_HALF_FLOAT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_FLOAT: + *datatype = GL_FLOAT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_UINT: + *datatype = GL_UNSIGNED_INT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_SINT: + *datatype = GL_INT; + *comps = 4; + return; + + case MESA_FORMAT_ABGR2101010: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_SIGNED_RG88: + *datatype = GL_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_SIGNED_RG1616: + *datatype = GL_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_COUNT: + assert(0); + return; + + case MESA_FORMAT_NONE: + /* For debug builds, warn if any formats are not handled */ +#ifdef DEBUG + default: +#endif + _mesa_problem(NULL, "bad format %s in _mesa_format_to_type_and_comps", + _mesa_get_format_name(format)); + *datatype = 0; + *comps = 1; + } +} + +/** + * Check if a gl_format exactly matches a GL format/type combination + * such that we can use memcpy() from one to the other. + * \param gl_format a MESA_FORMAT_x value + * \param format the user-specified image format + * \param type the user-specified image datatype + * \param swapBytes typically the current pixel pack/unpack byteswap state + * \return GL_TRUE if the formats match, GL_FALSE otherwise. + */ +GLboolean +_mesa_format_matches_format_and_type(gl_format gl_format, + GLenum format, GLenum type, + GLboolean swapBytes) +{ + const GLboolean littleEndian = _mesa_little_endian(); + + /* Note: When reading a GL format/type combination, the format lists channel + * assignments from most significant channel in the type to least + * significant. A type with _REV indicates that the assignments are + * swapped, so they are listed from least significant to most significant. + * + * For sanity, please keep this switch statement ordered the same as the + * enums in formats.h. + */ + + switch (gl_format) { + + case MESA_FORMAT_NONE: + case MESA_FORMAT_COUNT: + return GL_FALSE; + + case MESA_FORMAT_RGBA8888: + case MESA_FORMAT_SRGBA8: + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV && swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV + && !swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8 + && swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_RGBA8888_REV: + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + !swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8 && + !swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV && + swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_ARGB8888: + case MESA_FORMAT_SARGB8: + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + !swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_ARGB8888_REV: + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_RGBX8888: + case MESA_FORMAT_RGBX8888_REV: + return GL_FALSE; + + case MESA_FORMAT_XRGB8888: + case MESA_FORMAT_XRGB8888_REV: + return GL_FALSE; + + case MESA_FORMAT_RGB888: + case MESA_FORMAT_SRGB8: + return format == GL_BGR && type == GL_UNSIGNED_BYTE && littleEndian; + + case MESA_FORMAT_BGR888: + return format == GL_RGB && type == GL_UNSIGNED_BYTE && littleEndian; + + case MESA_FORMAT_RGB565: + return format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 && !swapBytes; + + case MESA_FORMAT_RGB565_REV: + /* Some of the 16-bit MESA_FORMATs that would seem to correspond to + * GL_UNSIGNED_SHORT_* are byte-swapped instead of channel-reversed, + * according to formats.h, so they can't be matched. + */ + return GL_FALSE; + + case MESA_FORMAT_ARGB4444: + return format == GL_BGRA && type == GL_UNSIGNED_SHORT_4_4_4_4_REV && + !swapBytes; + + case MESA_FORMAT_ARGB4444_REV: + return GL_FALSE; + + case MESA_FORMAT_RGBA5551: + return format == GL_RGBA && type == GL_UNSIGNED_SHORT_5_5_5_1 && + !swapBytes; + + case MESA_FORMAT_ARGB1555: + return format == GL_BGRA && type == GL_UNSIGNED_SHORT_1_5_5_5_REV && + !swapBytes; + + case MESA_FORMAT_ARGB1555_REV: + return GL_FALSE; + + case MESA_FORMAT_AL44: + return GL_FALSE; + case MESA_FORMAT_AL88: + case MESA_FORMAT_SLA8: + return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_BYTE && littleEndian; + case MESA_FORMAT_AL88_REV: + return GL_FALSE; + + case MESA_FORMAT_AL1616: + return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_SHORT && littleEndian && !swapBytes; + case MESA_FORMAT_AL1616_REV: + return GL_FALSE; + + case MESA_FORMAT_RGB332: + return format == GL_RGB && type == GL_UNSIGNED_BYTE_3_3_2; + + case MESA_FORMAT_A8: + return format == GL_ALPHA && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_A16: + return format == GL_ALPHA && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_L8: + case MESA_FORMAT_SL8: + return format == GL_LUMINANCE && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_L16: + return format == GL_LUMINANCE && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_I8: + return format == GL_INTENSITY && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_I16: + return format == GL_INTENSITY && type == GL_UNSIGNED_SHORT && !swapBytes; + + case MESA_FORMAT_YCBCR: + return format == GL_YCBCR_MESA && + ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian != swapBytes) || + (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian == swapBytes)); + case MESA_FORMAT_YCBCR_REV: + return format == GL_YCBCR_MESA && + ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian == swapBytes) || + (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian != swapBytes)); + + case MESA_FORMAT_R8: + return format == GL_RED && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_GR88: + return format == GL_RG && type == GL_UNSIGNED_BYTE && littleEndian; + case MESA_FORMAT_RG88: + return GL_FALSE; + + case MESA_FORMAT_R16: + return format == GL_RED && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_GR1616: + return format == GL_RG && type == GL_UNSIGNED_SHORT && littleEndian && + !swapBytes; + case MESA_FORMAT_RG1616: + return GL_FALSE; + + case MESA_FORMAT_ARGB2101010: + return format == GL_BGRA && type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes; + + case MESA_FORMAT_Z24_S8: + return format == GL_DEPTH_STENCIL && type == GL_UNSIGNED_INT_24_8 && + !swapBytes; + case MESA_FORMAT_Z24_X8: + case MESA_FORMAT_S8_Z24: + return GL_FALSE; + + case MESA_FORMAT_Z16: + return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_SHORT && + !swapBytes; + + case MESA_FORMAT_X8_Z24: + return GL_FALSE; + + case MESA_FORMAT_Z32: + return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_INT && + !swapBytes; + + case MESA_FORMAT_S8: + return format == GL_STENCIL_INDEX && type == GL_UNSIGNED_BYTE; + + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + return GL_FALSE; + + case MESA_FORMAT_RGB_FXT1: + case MESA_FORMAT_RGBA_FXT1: + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_RGBA_DXT5: + return GL_FALSE; + + case MESA_FORMAT_RGBA_FLOAT32: + return format == GL_RGBA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RGBA_FLOAT16: + return format == GL_RGBA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_RGB_FLOAT32: + return format == GL_RGB && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RGB_FLOAT16: + return format == GL_RGB && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_ALPHA_FLOAT32: + return format == GL_ALPHA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_ALPHA_FLOAT16: + return format == GL_ALPHA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_FLOAT32: + return format == GL_LUMINANCE && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_LUMINANCE_FLOAT16: + return format == GL_LUMINANCE && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32: + return format == GL_LUMINANCE_ALPHA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16: + return format == GL_LUMINANCE_ALPHA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_INTENSITY_FLOAT32: + return format == GL_INTENSITY && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_INTENSITY_FLOAT16: + return format == GL_INTENSITY && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_R_FLOAT32: + return format == GL_RED && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_R_FLOAT16: + return format == GL_RED && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_RG_FLOAT32: + return format == GL_RG && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RG_FLOAT16: + return format == GL_RG && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_ALPHA_UINT8: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_ALPHA_UINT16: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_ALPHA_UINT32: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_INT && + !swapBytes; + case MESA_FORMAT_ALPHA_INT8: + return format == GL_ALPHA_INTEGER && type == GL_BYTE; + case MESA_FORMAT_ALPHA_INT16: + return format == GL_ALPHA_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_ALPHA_INT32: + return format == GL_ALPHA_INTEGER && type == GL_INT && !swapBytes; + + case MESA_FORMAT_INTENSITY_UINT8: + case MESA_FORMAT_INTENSITY_UINT16: + case MESA_FORMAT_INTENSITY_UINT32: + case MESA_FORMAT_INTENSITY_INT8: + case MESA_FORMAT_INTENSITY_INT16: + case MESA_FORMAT_INTENSITY_INT32: + /* GL_INTENSITY_INTEGER_EXT doesn't exist. */ + return GL_FALSE; + + case MESA_FORMAT_LUMINANCE_UINT8: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_LUMINANCE_UINT16: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_UINT32: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_INT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_INT8: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_BYTE; + case MESA_FORMAT_LUMINANCE_INT16: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_INT32: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_INT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_ALPHA_UINT8: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT16: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT32: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT8: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_BYTE && + !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT16: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT32: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_INT && + !swapBytes; + + case MESA_FORMAT_R_INT8: + return format == GL_RED_INTEGER && type == GL_BYTE; + case MESA_FORMAT_RG_INT8: + return format == GL_RG_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_RGB_INT8: + return format == GL_RGB_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_RGBA_INT8: + return format == GL_RGBA_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_R_INT16: + return format == GL_RED_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RG_INT16: + return format == GL_RG_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGB_INT16: + return format == GL_RGB_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGBA_INT16: + return format == GL_RGBA_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_R_INT32: + return format == GL_RED_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RG_INT32: + return format == GL_RG_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RGB_INT32: + return format == GL_RGB_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RGBA_INT32: + return format == GL_RGBA_INTEGER && type == GL_INT && !swapBytes; + + case MESA_FORMAT_R_UINT8: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_RG_UINT8: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_RGB_UINT8: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_RGBA_UINT8: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_BYTE && + !swapBytes; + case MESA_FORMAT_R_UINT16: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_RG_UINT16: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_RGB_UINT16: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_RGBA_UINT16: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_R_UINT32: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RG_UINT32: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RGB_UINT32: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RGBA_UINT32: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + + case MESA_FORMAT_DUDV8: + return (format == GL_DU8DV8_ATI || format == GL_DUDV_ATI) && + type == GL_BYTE && littleEndian && !swapBytes; + + case MESA_FORMAT_SIGNED_R8: + return format == GL_RED && type == GL_BYTE; + case MESA_FORMAT_SIGNED_RG88_REV: + return format == GL_RG && type == GL_BYTE && littleEndian && + !swapBytes; + case MESA_FORMAT_SIGNED_RGBX8888: + return GL_FALSE; + + case MESA_FORMAT_SIGNED_RGBA8888: + if (format == GL_RGBA && type == GL_BYTE && !littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_SIGNED_RGBA8888_REV: + if (format == GL_RGBA && type == GL_BYTE && littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_SIGNED_R16: + return format == GL_RED && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_SIGNED_GR1616: + return format == GL_RG && type == GL_SHORT && littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_RGB_16: + return format == GL_RGB && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_RGBA_16: + return format == GL_RGBA && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGBA_16: + return format == GL_RGBA && type == GL_UNSIGNED_SHORT && + !swapBytes; + + case MESA_FORMAT_RED_RGTC1: + case MESA_FORMAT_SIGNED_RED_RGTC1: + case MESA_FORMAT_RG_RGTC2: + case MESA_FORMAT_SIGNED_RG_RGTC2: + return GL_FALSE; + + case MESA_FORMAT_L_LATC1: + case MESA_FORMAT_SIGNED_L_LATC1: + case MESA_FORMAT_LA_LATC2: + case MESA_FORMAT_SIGNED_LA_LATC2: + return GL_FALSE; + + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + return GL_FALSE; + + case MESA_FORMAT_SIGNED_A8: + return format == GL_ALPHA && type == GL_BYTE; + case MESA_FORMAT_SIGNED_L8: + return format == GL_LUMINANCE && type == GL_BYTE; + case MESA_FORMAT_SIGNED_AL88: + return format == GL_LUMINANCE_ALPHA && type == GL_BYTE && + littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_I8: + return format == GL_INTENSITY && type == GL_BYTE; + case MESA_FORMAT_SIGNED_A16: + return format == GL_ALPHA && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_L16: + return format == GL_LUMINANCE && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_AL1616: + return format == GL_LUMINANCE_ALPHA && type == GL_SHORT && + littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_I16: + return format == GL_INTENSITY && type == GL_SHORT && littleEndian && + !swapBytes; + + case MESA_FORMAT_ARGB2101010_UINT: + return (format == GL_BGRA_INTEGER_EXT && + type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes); + + case MESA_FORMAT_ABGR2101010_UINT: + return (format == GL_RGBA_INTEGER_EXT && + type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes); + + case MESA_FORMAT_RGB9_E5_FLOAT: + return format == GL_RGB && type == GL_UNSIGNED_INT_5_9_9_9_REV && + !swapBytes; + + case MESA_FORMAT_R11_G11_B10_FLOAT: + return format == GL_RGB && type == GL_UNSIGNED_INT_10F_11F_11F_REV && + !swapBytes; + + case MESA_FORMAT_Z32_FLOAT: + return format == GL_DEPTH_COMPONENT && type == GL_FLOAT && !swapBytes; + + case MESA_FORMAT_Z32_FLOAT_X24S8: + return format == GL_DEPTH_STENCIL && + type == GL_FLOAT_32_UNSIGNED_INT_24_8_REV && !swapBytes; + + case MESA_FORMAT_XRGB4444_UNORM: + case MESA_FORMAT_XRGB1555_UNORM: + case MESA_FORMAT_XBGR8888_SNORM: + case MESA_FORMAT_XBGR8888_SRGB: + case MESA_FORMAT_XBGR8888_UINT: + case MESA_FORMAT_XBGR8888_SINT: + case MESA_FORMAT_XRGB2101010_UNORM: + case MESA_FORMAT_XBGR16161616_UNORM: + case MESA_FORMAT_XBGR16161616_SNORM: + case MESA_FORMAT_XBGR16161616_FLOAT: + case MESA_FORMAT_XBGR16161616_UINT: + case MESA_FORMAT_XBGR16161616_SINT: + case MESA_FORMAT_XBGR32323232_FLOAT: + case MESA_FORMAT_XBGR32323232_UINT: + case MESA_FORMAT_XBGR32323232_SINT: + return GL_FALSE; + + case MESA_FORMAT_ABGR2101010: + return format == GL_RGBA && type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes; + + case MESA_FORMAT_SIGNED_RG88: + return format == GL_RG && type == GL_BYTE && !littleEndian && + !swapBytes; + + case MESA_FORMAT_SIGNED_RG1616: + return format == GL_RG && type == GL_SHORT && !littleEndian && + !swapBytes; + } + + return GL_FALSE; +} + diff --git a/src/mesa/main/formats.c.REMOTE.12642.c b/src/mesa/main/formats.c.REMOTE.12642.c new file mode 100644 index 0000000000..caf3f38fba --- /dev/null +++ b/src/mesa/main/formats.c.REMOTE.12642.c @@ -0,0 +1,3824 @@ +/* + * Mesa 3-D graphics library + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * Copyright (c) 2008-2009 VMware, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + + +#include "imports.h" +#include "formats.h" +#include "macros.h" +#include "glformats.h" + + +/** + * Information about texture formats. + */ +struct gl_format_info +{ + gl_format Name; + + /** text name for debugging */ + const char *StrName; + + /** + * Base format is one of GL_RED, GL_RG, GL_RGB, GL_RGBA, GL_ALPHA, + * GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_YCBCR_MESA, + * GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL, GL_DUDV_ATI. + */ + GLenum BaseFormat; + + /** + * Logical data type: one of GL_UNSIGNED_NORMALIZED, GL_SIGNED_NORMALIZED, + * GL_UNSIGNED_INT, GL_INT, GL_FLOAT. + */ + GLenum DataType; + + GLubyte RedBits; + GLubyte GreenBits; + GLubyte BlueBits; + GLubyte AlphaBits; + GLubyte LuminanceBits; + GLubyte IntensityBits; + GLubyte IndexBits; + GLubyte DepthBits; + GLubyte StencilBits; + + /** + * To describe compressed formats. If not compressed, Width=Height=1. + */ + GLubyte BlockWidth, BlockHeight; + GLubyte BytesPerBlock; +}; + + +/** + * Info about each format. + * These must be in the same order as the MESA_FORMAT_* enums so that + * we can do lookups without searching. + */ +static struct gl_format_info format_info[MESA_PRIVATE_FORMAT_COUNT] = +{ + { + MESA_FORMAT_NONE, /* Name */ + "MESA_FORMAT_NONE", /* StrName */ + GL_NONE, /* BaseFormat */ + GL_NONE, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 0, 0, 0 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA8888, /* Name */ + "MESA_FORMAT_RGBA8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA8888_REV, /* Name */ + "MESA_FORMAT_RGBA8888_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB8888, /* Name */ + "MESA_FORMAT_ARGB8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB8888_REV, /* Name */ + "MESA_FORMAT_ARGB8888_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBX8888, /* Name */ + "MESA_FORMAT_RGBX8888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBX8888_REV, /* Name */ + "MESA_FORMAT_RGBX8888_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_XRGB8888, /* Name */ + "MESA_FORMAT_XRGB8888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_XRGB8888_REV, /* Name */ + "MESA_FORMAT_XRGB8888_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB888, /* Name */ + "MESA_FORMAT_RGB888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 3 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGR888, /* Name */ + "MESA_FORMAT_BGR888", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 3 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB565, /* Name */ + "MESA_FORMAT_RGB565", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB565_REV, /* Name */ + "MESA_FORMAT_RGB565_REV", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB4444, /* Name */ + "MESA_FORMAT_ARGB4444", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB4444_REV, /* Name */ + "MESA_FORMAT_ARGB4444_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA5551, /* Name */ + "MESA_FORMAT_RGBA5551", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB1555, /* Name */ + "MESA_FORMAT_ARGB1555", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB1555_REV, /* Name */ + "MESA_FORMAT_ARGB1555_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL44, /* Name */ + "MESA_FORMAT_AL44", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 4, /* Red/Green/Blue/AlphaBits */ + 4, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL88, /* Name */ + "MESA_FORMAT_AL88", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL88_REV, /* Name */ + "MESA_FORMAT_AL88_REV", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL1616, /* Name */ + "MESA_FORMAT_AL1616", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_AL1616_REV, /* Name */ + "MESA_FORMAT_AL1616_REV", /* StrName */ + GL_LUMINANCE_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGB332, /* Name */ + "MESA_FORMAT_RGB332", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 3, 3, 2, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_A8, /* Name */ + "MESA_FORMAT_A8", /* StrName */ + GL_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_A16, /* Name */ + "MESA_FORMAT_A16", /* StrName */ + GL_ALPHA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_L8, /* Name */ + "MESA_FORMAT_L8", /* StrName */ + GL_LUMINANCE, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_L16, /* Name */ + "MESA_FORMAT_L16", /* StrName */ + GL_LUMINANCE, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_I8, /* Name */ + "MESA_FORMAT_I8", /* StrName */ + GL_INTENSITY, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 8, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_I16, /* Name */ + "MESA_FORMAT_I16", /* StrName */ + GL_INTENSITY, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 16, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_YCBCR, /* Name */ + "MESA_FORMAT_YCBCR", /* StrName */ + GL_YCBCR_MESA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_YCBCR_REV, /* Name */ + "MESA_FORMAT_YCBCR_REV", /* StrName */ + GL_YCBCR_MESA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_R8, + "MESA_FORMAT_R8", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_GR88, + "MESA_FORMAT_GR88", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG88, + "MESA_FORMAT_RG88", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_R16, + "MESA_FORMAT_R16", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_GR1616, + "MESA_FORMAT_GR1616", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG1616, + "MESA_FORMAT_RG1616", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ARGB2101010, + "MESA_FORMAT_ARGB2101010", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_Z24_S8, /* Name */ + "MESA_FORMAT_Z24_S8", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_S8_Z24, /* Name */ + "MESA_FORMAT_S8_Z24", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z16, /* Name */ + "MESA_FORMAT_Z16", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 16, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_X8_Z24, /* Name */ + "MESA_FORMAT_X8_Z24", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z24_X8, /* Name */ + "MESA_FORMAT_Z24_X8", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z32, /* Name */ + "MESA_FORMAT_Z32", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_S8, /* Name */ + "MESA_FORMAT_S8", /* StrName */ + GL_STENCIL_INDEX, /* BaseFormat */ + GL_UNSIGNED_INT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_SRGB8, + "MESA_FORMAT_SRGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_SRGBA8, + "MESA_FORMAT_SRGBA8", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SARGB8, + "MESA_FORMAT_SARGB8", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SL8, + "MESA_FORMAT_SL8", + GL_LUMINANCE, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SLA8, + "MESA_FORMAT_SLA8", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SRGB_DXT1, /* Name */ + "MESA_FORMAT_SRGB_DXT1", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT1, + "MESA_FORMAT_SRGBA_DXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT3, + "MESA_FORMAT_SRGBA_DXT3", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SRGBA_DXT5, + "MESA_FORMAT_SRGBA_DXT5", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_RGB_FXT1, + "MESA_FORMAT_RGB_FXT1", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 0, /* approx Red/Green/BlueBits */ + 0, 0, 0, 0, 0, + 8, 4, 16 /* 16 bytes per 8x4 block */ + }, + { + MESA_FORMAT_RGBA_FXT1, + "MESA_FORMAT_RGBA_FXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 1, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, + 8, 4, 16 /* 16 bytes per 8x4 block */ + }, + + { + MESA_FORMAT_RGB_DXT1, /* Name */ + "MESA_FORMAT_RGB_DXT1", /* StrName */ + GL_RGB, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT1, + "MESA_FORMAT_RGBA_DXT1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT3, + "MESA_FORMAT_RGBA_DXT3", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_DXT5, + "MESA_FORMAT_RGBA_DXT5", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 4, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RGBA_FLOAT32, + "MESA_FORMAT_RGBA_FLOAT32", + GL_RGBA, + GL_FLOAT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_RGBA_FLOAT16, + "MESA_FORMAT_RGBA_FLOAT16", + GL_RGBA, + GL_FLOAT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_FLOAT32, + "MESA_FORMAT_RGB_FLOAT32", + GL_RGB, + GL_FLOAT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGB_FLOAT16, + "MESA_FORMAT_RGB_FLOAT16", + GL_RGB, + GL_FLOAT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_ALPHA_FLOAT32, + "MESA_FORMAT_ALPHA_FLOAT32", + GL_ALPHA, + GL_FLOAT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ALPHA_FLOAT16, + "MESA_FORMAT_ALPHA_FLOAT16", + GL_ALPHA, + GL_FLOAT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_FLOAT32, + "MESA_FORMAT_LUMINANCE_FLOAT32", + GL_LUMINANCE, + GL_FLOAT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_FLOAT16, + "MESA_FORMAT_LUMINANCE_FLOAT16", + GL_LUMINANCE, + GL_FLOAT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32, + "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32", + GL_LUMINANCE_ALPHA, + GL_FLOAT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16, + "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16", + GL_LUMINANCE_ALPHA, + GL_FLOAT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_FLOAT32, + "MESA_FORMAT_INTENSITY_FLOAT32", + GL_INTENSITY, + GL_FLOAT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_FLOAT16, + "MESA_FORMAT_INTENSITY_FLOAT16", + GL_INTENSITY, + GL_FLOAT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_R_FLOAT32, + "MESA_FORMAT_R_FLOAT32", + GL_RED, + GL_FLOAT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_FLOAT16, + "MESA_FORMAT_R_FLOAT16", + GL_RED, + GL_FLOAT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_FLOAT32, + "MESA_FORMAT_RG_FLOAT32", + GL_RG, + GL_FLOAT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RG_FLOAT16, + "MESA_FORMAT_RG_FLOAT16", + GL_RG, + GL_FLOAT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* unnormalized signed int formats */ + /* unnormalized unsigned int formats */ + { + MESA_FORMAT_ALPHA_UINT8, + "MESA_FORMAT_ALPHA_UINT8", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_ALPHA_UINT16, + "MESA_FORMAT_ALPHA_UINT16", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_ALPHA_UINT32, + "MESA_FORMAT_ALPHA_UINT32", + GL_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ALPHA_INT8, + "MESA_FORMAT_ALPHA_INT8", + GL_ALPHA, + GL_INT, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_ALPHA_INT16, + "MESA_FORMAT_ALPHA_INT16", + GL_ALPHA, + GL_INT, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_ALPHA_INT32, + "MESA_FORMAT_ALPHA_INT32", + GL_ALPHA, + GL_INT, + 0, 0, 0, 32, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_UINT8, + "MESA_FORMAT_INTENSITY_UINT8", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_INTENSITY_UINT16, + "MESA_FORMAT_INTENSITY_UINT16", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_INTENSITY_UINT32, + "MESA_FORMAT_INTENSITY_UINT32", + GL_INTENSITY, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_INTENSITY_INT8, + "MESA_FORMAT_INTENSITY_INT8", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_INTENSITY_INT16, + "MESA_FORMAT_INTENSITY_INT16", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_INTENSITY_INT32, + "MESA_FORMAT_INTENSITY_INT32", + GL_INTENSITY, + GL_INT, + 0, 0, 0, 0, + 0, 32, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_UINT8, + "MESA_FORMAT_LUMINANCE_UINT8", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_LUMINANCE_UINT16, + "MESA_FORMAT_LUMINANCE_UINT16", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_UINT32, + "MESA_FORMAT_LUMINANCE_UINT32", + GL_LUMINANCE, + GL_UNSIGNED_INT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_INT8, + "MESA_FORMAT_LUMINANCE_INT8", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_LUMINANCE_INT16, + "MESA_FORMAT_LUMINANCE_INT16", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_INT32, + "MESA_FORMAT_LUMINANCE_INT32", + GL_LUMINANCE, + GL_INT, + 0, 0, 0, 0, + 32, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT8, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT8", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT16, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT16", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_UINT32, + "MESA_FORMAT_LUMINANCE_ALPHA_UINT32", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_INT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT8, + "MESA_FORMAT_LUMINANCE_ALPHA_INT8", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT16, + "MESA_FORMAT_LUMINANCE_ALPHA_INT16", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_LUMINANCE_ALPHA_INT32, + "MESA_FORMAT_LUMINANCE_ALPHA_INT32", + GL_LUMINANCE_ALPHA, + GL_INT, + 0, 0, 0, 32, + 32, 0, 0, 0, 0, + 1, 1, 8 + }, + + { + MESA_FORMAT_R_INT8, + "MESA_FORMAT_R_INT8", + GL_RED, + GL_INT, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RG_INT8, + "MESA_FORMAT_RG_INT8", + GL_RG, + GL_INT, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB_INT8, + "MESA_FORMAT_RGB_INT8", + GL_RGB, + GL_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_RGBA_INT8, + "MESA_FORMAT_RGBA_INT8", + GL_RGBA, + GL_INT, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_INT16, + "MESA_FORMAT_R_INT16", + GL_RED, + GL_INT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_INT16, + "MESA_FORMAT_RG_INT16", + GL_RG, + GL_INT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGB_INT16, + "MESA_FORMAT_RGB_INT16", + GL_RGB, + GL_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_RGBA_INT16, + "MESA_FORMAT_RGBA_INT16", + GL_RGBA, + GL_INT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_R_INT32, + "MESA_FORMAT_R_INT32", + GL_RED, + GL_INT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG_INT32, + "MESA_FORMAT_RG_INT32", + GL_RG, + GL_INT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_INT32, + "MESA_FORMAT_RGB_INT32", + GL_RGB, + GL_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGBA_INT32, + "MESA_FORMAT_RGBA_INT32", + GL_RGBA, + GL_INT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_R_UINT8, + "MESA_FORMAT_R_UINT8", + GL_RED, + GL_UNSIGNED_INT, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RG_UINT8, + "MESA_FORMAT_RG_UINT8", + GL_RG, + GL_UNSIGNED_INT, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB_UINT8, + "MESA_FORMAT_RGB_UINT8", + GL_RGB, + GL_UNSIGNED_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_RGBA_UINT8, + "MESA_FORMAT_RGBA_UINT8", + GL_RGBA, + GL_UNSIGNED_INT, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R_UINT16, + "MESA_FORMAT_R_UINT16", + GL_RED, + GL_UNSIGNED_INT, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RG_UINT16, + "MESA_FORMAT_RG_UINT16", + GL_RG, + GL_UNSIGNED_INT, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGB_UINT16, + "MESA_FORMAT_RGB_UINT16", + GL_RGB, + GL_UNSIGNED_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_RGBA_UINT16, + "MESA_FORMAT_RGBA_UINT16", + GL_RGBA, + GL_UNSIGNED_INT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_R_UINT32, + "MESA_FORMAT_R_UINT32", + GL_RED, + GL_UNSIGNED_INT, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG_UINT32, + "MESA_FORMAT_RG_UINT32", + GL_RG, + GL_UNSIGNED_INT, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGB_UINT32, + "MESA_FORMAT_RGB_UINT32", + GL_RGB, + GL_UNSIGNED_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGBA_UINT32, + "MESA_FORMAT_RGBA_UINT32", + GL_RGBA, + GL_UNSIGNED_INT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + + + { + MESA_FORMAT_DUDV8, + "MESA_FORMAT_DUDV8", + GL_DUDV_ATI, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + + /* Signed 8 bits / channel */ + { + MESA_FORMAT_SIGNED_R8, /* Name */ + "MESA_FORMAT_SIGNED_R8", /* StrName */ + GL_RED, /* BaseFormat */ + GL_SIGNED_NORMALIZED, /* DataType */ + 8, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 1 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_SIGNED_RG88_REV, + "MESA_FORMAT_SIGNED_RG88_REV", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_RGBX8888, + "MESA_FORMAT_SIGNED_RGBX8888", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 /* 4 bpp, but no alpha */ + }, + { + MESA_FORMAT_SIGNED_RGBA8888, + "MESA_FORMAT_SIGNED_RGBA8888", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_RGBA8888_REV, + "MESA_FORMAT_SIGNED_RGBA8888_REV", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* Signed 16 bits / channel */ + { + MESA_FORMAT_SIGNED_R16, + "MESA_FORMAT_SIGNED_R16", + GL_RED, + GL_SIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_GR1616, + "MESA_FORMAT_SIGNED_GR1616", + GL_RG, + GL_SIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_RGB_16, + "MESA_FORMAT_SIGNED_RGB_16", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_SIGNED_RGBA_16, + "MESA_FORMAT_SIGNED_RGBA_16", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGBA_16, + "MESA_FORMAT_RGBA_16", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RED_RGTC1, + "MESA_FORMAT_RED_RGTC1", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_RED_RGTC1, + "MESA_FORMAT_SIGNED_RED_RGTC1", + GL_RED, + GL_SIGNED_NORMALIZED, + 8, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_RG_RGTC2, + "MESA_FORMAT_RG_RGTC2", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_RG_RGTC2, + "MESA_FORMAT_SIGNED_RG_RGTC2", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_L_LATC1, + "MESA_FORMAT_L_LATC1", + GL_LUMINANCE, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 0, + 4, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_L_LATC1, + "MESA_FORMAT_SIGNED_L_LATC1", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 4, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + { + MESA_FORMAT_LA_LATC2, + "MESA_FORMAT_LA_LATC2", + GL_LUMINANCE_ALPHA, + GL_UNSIGNED_NORMALIZED, + 0, 0, 0, 4, + 4, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + { + MESA_FORMAT_SIGNED_LA_LATC2, + "MESA_FORMAT_SIGNED_LA_LATC2", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 4, + 4, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC1_RGB8, + "MESA_FORMAT_ETC1_RGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGB8, + "MESA_FORMAT_ETC2_RGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8, + "MESA_FORMAT_ETC2_SRGB8", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGBA8_EAC, + "MESA_FORMAT_ETC2_RGBA8_EAC", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC, + "MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_R11_EAC, + "MESA_FORMAT_ETC2_R11_EAC", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 11, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RG11_EAC, + "MESA_FORMAT_ETC2_RG11_EAC", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 11, 11, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SIGNED_R11_EAC, + "MESA_FORMAT_ETC2_SIGNED_R11_EAC", + GL_RED, + GL_SIGNED_NORMALIZED, + 11, 0, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SIGNED_RG11_EAC, + "MESA_FORMAT_ETC2_SIGNED_RG11_EAC", + GL_RG, + GL_SIGNED_NORMALIZED, + 11, 11, 0, 0, + 0, 0, 0, 0, 0, + 4, 4, 16 /* 16 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1, + "MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 1, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + { + MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1, + "MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 1, + 0, 0, 0, 0, 0, + 4, 4, 8 /* 8 bytes per 4x4 block */ + }, + + /* Signed formats from EXT_texture_snorm that are not in GL3.1 */ + { + MESA_FORMAT_SIGNED_A8, + "MESA_FORMAT_SIGNED_A8", + GL_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 8, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_L8, + "MESA_FORMAT_SIGNED_L8", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 8, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_AL88, + "MESA_FORMAT_SIGNED_AL88", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 8, + 8, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_I8, + "MESA_FORMAT_SIGNED_I8", + GL_INTENSITY, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 8, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_SIGNED_A16, + "MESA_FORMAT_SIGNED_A16", + GL_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 16, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_L16, + "MESA_FORMAT_SIGNED_L16", + GL_LUMINANCE, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 16, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_AL1616, + "MESA_FORMAT_SIGNED_AL1616", + GL_LUMINANCE_ALPHA, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 16, + 16, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_SIGNED_I16, + "MESA_FORMAT_SIGNED_I16", + GL_INTENSITY, + GL_SIGNED_NORMALIZED, + 0, 0, 0, 0, + 0, 16, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_RGB9_E5_FLOAT, + "MESA_FORMAT_RGB9_E5_FLOAT", + GL_RGB, + GL_FLOAT, + 9, 9, 9, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_R11_G11_B10_FLOAT, + "MESA_FORMAT_R11_G11_B10_FLOAT", + GL_RGB, + GL_FLOAT, + 11, 11, 10, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + /* ARB_depth_buffer_float */ + { + MESA_FORMAT_Z32_FLOAT, /* Name */ + "MESA_FORMAT_Z32_FLOAT", /* StrName */ + GL_DEPTH_COMPONENT, /* BaseFormat */ + GL_FLOAT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_Z32_FLOAT_X24S8, /* Name */ + "MESA_FORMAT_Z32_FLOAT_X24S8", /* StrName */ + GL_DEPTH_STENCIL, /* BaseFormat */ + /* DataType here is used to answer GL_TEXTURE_DEPTH_TYPE queries, and is + * never used for stencil because stencil is always GL_UNSIGNED_INT. + */ + GL_FLOAT, /* DataType */ + 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 32, 8, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 8 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_ARGB2101010_UINT, + "MESA_FORMAT_ARGB2101010_UINT", + GL_RGBA, + GL_UNSIGNED_INT, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_ABGR2101010_UINT, + "MESA_FORMAT_ABGR2101010_UINT", + GL_RGBA, + GL_UNSIGNED_INT, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XRGB4444_UNORM, + "MESA_FORMAT_XRGB4444_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 4, 4, 4, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_XRGB1555_UNORM, + "MESA_FORMAT_XRGB1555_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 5, 5, 5, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_XBGR8888_SNORM, + "MESA_FORMAT_XBGR8888_SNORM", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_SRGB, + "MESA_FORMAT_XBGR8888_SRGB", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_UINT, + "MESA_FORMAT_XBGR8888_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR8888_SINT, + "MESA_FORMAT_XBGR8888_SINT", + GL_RGB, + GL_INT, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XRGB2101010_UNORM, + "MESA_FORMAT_XRGB2101010_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_XBGR16161616_UNORM, + "MESA_FORMAT_XBGR16161616_UNORM", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_SNORM, + "MESA_FORMAT_XBGR16161616_SNORM", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_FLOAT, + "MESA_FORMAT_XBGR16161616_FLOAT", + GL_RGB, + GL_FLOAT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_UINT, + "MESA_FORMAT_XBGR16161616_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR16161616_SINT, + "MESA_FORMAT_XBGR16161616_SINT", + GL_RGB, + GL_INT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_XBGR32323232_FLOAT, + "MESA_FORMAT_XBGR32323232_FLOAT", + GL_RGB, + GL_FLOAT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_XBGR32323232_UINT, + "MESA_FORMAT_XBGR32323232_UINT", + GL_RGB, + GL_UNSIGNED_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_XBGR32323232_SINT, + "MESA_FORMAT_XBGR32323232_SINT", + GL_RGB, + GL_INT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + + /* + * Formats to exactly represent format/type combinations for OGLUser provided + * textures. These formats are required only for caching of an unaltered copy of + * the application texture prior to passing them to the GPU, where they are + * processed to the final internalFormat and miptree location. Texstore functions + * do not apply and these are not intended to be used as render targets. + * Listing is based on the order presented in the glTexImage2D spec. + */ + /* Red Solo - !cup */ + { + MESA_FORMAT_R32, + "MESA_FORMAT_R32", + GL_RED, + GL_UNSIGNED_NORMALIZED, + 16, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_R32, + "MESA_FORMAT_SIGNED_R32", + GL_RED, + GL_SIGNED_NORMALIZED, + 32, 0, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* Red Green - !show */ + { + MESA_FORMAT_SIGNED_RG88, + "MESA_FORMAT_SIGNED_RG88", + GL_RG, + GL_SIGNED_NORMALIZED, + 8, 8, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 2 + }, + { + MESA_FORMAT_SIGNED_RG1616, + "MESA_FORMAT_SIGNED_RG1616", + GL_RG, + GL_SIGNED_NORMALIZED, + 16, 16, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RG3232, + "MESA_FORMAT_RG3232", + GL_RG, + GL_UNSIGNED_NORMALIZED, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_SIGNED_RG3232, + "MESA_FORMAT_SIGNED_RG3232", + GL_RG, + GL_SIGNED_NORMALIZED, + 32, 32, 0, 0, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + + /* Red Green Blue */ + { + MESA_FORMAT_SIGNED_RGB888, + "MESA_FORMAT_SIGNED_RGB888", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_RGB161616, + "MESA_FORMAT_RG161616", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_SIGNED_RGB161616, + "MESA_FORMAT_SIGNED_RGB161616", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_RGB323232, + "MESA_FORMAT_RGB323232", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_SIGNED_RGB323232, + "MESA_FORMAT_SIGNED_RGB323232", + GL_RGB, + GL_SIGNED_NORMALIZED, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_RGB233_REV, + "MESA_FORMAT_RGB233_REV", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 3, 3, 2, 0, + 0, 0, 0, 0, 0, + 1, 1, 1 + }, + { + MESA_FORMAT_RGB101111_REV, + "MESA_FORMAT_RGB101111_REV", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 11, 11, 10, 0, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + + /* Blue Green Red */ + { + MESA_FORMAT_SIGNED_BGR888, + "MESA_FORMAT_SIGNED_BGR888", + GL_RGB, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 0, + 0, 0, 0, 0, 0, + 1, 1, 3 + }, + { + MESA_FORMAT_BGR161616, + "MESA_FORMAT_BGR161616", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_SIGNED_BGR161616, + "MESA_FORMAT_SIGNED_BGR161616", + GL_RGB, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_BGR_FLOAT16, + "MESA_FORMAT_BGR_FLOAT16", + GL_RGB, + GL_FLOAT, + 16, 16, 16, 0, + 0, 0, 0, 0, 0, + 1, 1, 6 + }, + { + MESA_FORMAT_BGR323232, + "MESA_FORMAT_BGR323232", + GL_RGB, + GL_UNSIGNED_NORMALIZED, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_SIGNED_BGR323232, + "MESA_FORMAT_SIGNED_BGR323232", + GL_RGB, + GL_SIGNED_NORMALIZED, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + { + MESA_FORMAT_BGR_FLOAT32, + "MESA_FORMAT_BGR_FLOAT32", + GL_RGB, + GL_FLOAT, + 32, 32, 32, 0, + 0, 0, 0, 0, 0, + 1, 1, 12 + }, + + /* Red Green Blue Alpha */ + { + MESA_FORMAT_RGBA16161616, + "MESA_FORMAT_RGBA161616", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_SIGNED_RGBA16161616, + "MESA_FORMAT_SIGNED_RGBA161616", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_RGBA32323232, + "MESA_FORMAT_RGBA323232", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_SIGNED_RGBA32323232, + "MESA_FORMAT_SIGNED_RGBA323232", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_RGBA1010102, + "MESA_FORMAT_RGBA1010102", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGBA2101010_REV, + "MESA_FORMAT_RGBA2101010_REV", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGBA5999_REV, + "MESA_FORMAT_RGBA5999_REV", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 9, 9, 9, 5, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_RGBA4444, /* Name */ + "MESA_FORMAT_RGBA4444", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA4444_REV, /* Name */ + "MESA_FORMAT_RGBA4444_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_RGBA1555_REV, /* Name */ + "MESA_FORMAT_RGBA1555_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + + /* Blue Green Red Alpha */ + { + MESA_FORMAT_BGRA8888, /* Name */ + "MESA_FORMAT_BGRA8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGRA8888_REV, /* Name */ + "MESA_FORMAT_BGRA8888", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 4 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_SIGNED_BGRA8888, + "MESA_FORMAT_SIGNED_BGRA8888", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 8, 8, 8, 8, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_BGRA16161616, + "MESA_FORMAT_BGRA16161616", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_SIGNED_BGRA16161616, + "MESA_FORMAT_SIGNED_BGRA16161616", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_BGRA_FLOAT16, + "MESA_FORMAT_BGRA_FLOAT16", + GL_RGBA, + GL_FLOAT, + 16, 16, 16, 16, + 0, 0, 0, 0, 0, + 1, 1, 8 + }, + { + MESA_FORMAT_BGRA32323232, + "MESA_FORMAT_BGRA32323232", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_SIGNED_BGRA32323232, + "MESA_FORMAT_SIGNED_BGRA32323232", + GL_RGBA, + GL_SIGNED_NORMALIZED, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_BGRA_FLOAT32, + "MESA_FORMAT_BGRA_FLOAT32", + GL_RGBA, + GL_FLOAT, + 32, 32, 32, 32, + 0, 0, 0, 0, 0, + 1, 1, 16 + }, + { + MESA_FORMAT_BGRA4444, /* Name */ + "MESA_FORMAT_BGRA4444", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGRA4444_REV, /* Name */ + "MESA_FORMAT_BGRA4444_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGRA5551, /* Name */ + "MESA_FORMAT_BGRA5551", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGRA1555_REV, /* Name */ + "MESA_FORMAT_BGRA1555_REV", /* StrName */ + GL_RGBA, /* BaseFormat */ + GL_UNSIGNED_NORMALIZED, /* DataType */ + 5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */ + 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */ + 1, 1, 2 /* BlockWidth/Height,Bytes */ + }, + { + MESA_FORMAT_BGRA1010102, + "MESA_FORMAT_BGRA1010102", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_BGRA2101010_REV, + "MESA_FORMAT_BGRA2101010_REV", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 10, 10, 10, 2, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, + { + MESA_FORMAT_BGRA5999_REV, + "MESA_FORMAT_BGRA5999_REV", + GL_RGBA, + GL_UNSIGNED_NORMALIZED, + 9, 9, 9, 5, + 0, 0, 0, 0, 0, + 1, 1, 4 + }, +}; + + + +static const struct gl_format_info * +_mesa_get_format_info(gl_format format) +{ + const struct gl_format_info *info = &format_info[format]; + assert(info->Name == format); + return info; +} + + +/** Return string name of format (for debugging) */ +const char * +_mesa_get_format_name(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->StrName; +} + + + +/** + * Return bytes needed to store a block of pixels in the given format. + * Normally, a block is 1x1 (a single pixel). But for compressed formats + * a block may be 4x4 or 8x4, etc. + * + * Note: not GLuint, so as not to coerce math to unsigned. cf. fdo #37351 + */ +GLint +_mesa_get_format_bytes(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + ASSERT(info->BytesPerBlock); + ASSERT(info->BytesPerBlock <= MAX_PIXEL_BYTES || + _mesa_is_format_compressed(format)); + return info->BytesPerBlock; +} + + +/** + * Return bits per component for the given format. + * \param format one of MESA_FORMAT_x + * \param pname the component, such as GL_RED_BITS, GL_TEXTURE_BLUE_BITS, etc. + */ +GLint +_mesa_get_format_bits(gl_format format, GLenum pname) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + + switch (pname) { + case GL_RED_BITS: + case GL_TEXTURE_RED_SIZE: + case GL_RENDERBUFFER_RED_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE: + return info->RedBits; + case GL_GREEN_BITS: + case GL_TEXTURE_GREEN_SIZE: + case GL_RENDERBUFFER_GREEN_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE: + return info->GreenBits; + case GL_BLUE_BITS: + case GL_TEXTURE_BLUE_SIZE: + case GL_RENDERBUFFER_BLUE_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE: + return info->BlueBits; + case GL_ALPHA_BITS: + case GL_TEXTURE_ALPHA_SIZE: + case GL_RENDERBUFFER_ALPHA_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE: + return info->AlphaBits; + case GL_TEXTURE_INTENSITY_SIZE: + return info->IntensityBits; + case GL_TEXTURE_LUMINANCE_SIZE: + return info->LuminanceBits; + case GL_INDEX_BITS: + return info->IndexBits; + case GL_DEPTH_BITS: + case GL_TEXTURE_DEPTH_SIZE_ARB: + case GL_RENDERBUFFER_DEPTH_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE: + return info->DepthBits; + case GL_STENCIL_BITS: + case GL_TEXTURE_STENCIL_SIZE_EXT: + case GL_RENDERBUFFER_STENCIL_SIZE_EXT: + case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE: + return info->StencilBits; + default: + _mesa_problem(NULL, "bad pname in _mesa_get_format_bits()"); + return 0; + } +} + + +GLuint +_mesa_get_format_max_bits(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + GLuint max = MAX2(info->RedBits, info->GreenBits); + max = MAX2(max, info->BlueBits); + max = MAX2(max, info->AlphaBits); + max = MAX2(max, info->LuminanceBits); + max = MAX2(max, info->IntensityBits); + max = MAX2(max, info->DepthBits); + max = MAX2(max, info->StencilBits); + return max; +} + + +/** + * Return the data type (or more specifically, the data representation) + * for the given format. + * The return value will be one of: + * GL_UNSIGNED_NORMALIZED = unsigned int representing [0,1] + * GL_SIGNED_NORMALIZED = signed int representing [-1, 1] + * GL_UNSIGNED_INT = an ordinary unsigned integer + * GL_INT = an ordinary signed integer + * GL_FLOAT = an ordinary float + */ +GLenum +_mesa_get_format_datatype(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->DataType; +} + + +/** + * Return the basic format for the given type. The result will be one of + * GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_INTENSITY, + * GL_YCBCR_MESA, GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL. + */ +GLenum +_mesa_get_format_base_format(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->BaseFormat; +} + + +/** + * Return the block size (in pixels) for the given format. Normally + * the block size is 1x1. But compressed formats will have block sizes + * of 4x4 or 8x4 pixels, etc. + * \param bw returns block width in pixels + * \param bh returns block height in pixels + */ +void +_mesa_get_format_block_size(gl_format format, GLuint *bw, GLuint *bh) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + *bw = info->BlockWidth; + *bh = info->BlockHeight; +} + + +/** Is the given format a compressed format? */ +GLboolean +_mesa_is_format_compressed(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return info->BlockWidth > 1 || info->BlockHeight > 1; +} + + +/** + * Determine if the given format represents a packed depth/stencil buffer. + */ +GLboolean +_mesa_is_format_packed_depth_stencil(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + + return info->BaseFormat == GL_DEPTH_STENCIL; +} + + +/** + * Is the given format a signed/unsigned integer color format? + */ +GLboolean +_mesa_is_format_integer_color(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return (info->DataType == GL_INT || info->DataType == GL_UNSIGNED_INT) && + info->BaseFormat != GL_DEPTH_COMPONENT && + info->BaseFormat != GL_DEPTH_STENCIL && + info->BaseFormat != GL_STENCIL_INDEX; +} + + +/** + * Is the given format an unsigned integer format? + */ +GLboolean +_mesa_is_format_unsigned(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return _mesa_is_type_unsigned(info->DataType); +} + + +/** + * Does the given format store signed values? + */ +GLboolean +_mesa_is_format_signed(gl_format format) +{ + if (format == MESA_FORMAT_R11_G11_B10_FLOAT || + format == MESA_FORMAT_RGB9_E5_FLOAT) { + /* these packed float formats only store unsigned values */ + return GL_FALSE; + } + else { + const struct gl_format_info *info = _mesa_get_format_info(format); + return (info->DataType == GL_SIGNED_NORMALIZED || + info->DataType == GL_INT || + info->DataType == GL_FLOAT); + } +} + + +/** + * Return color encoding for given format. + * \return GL_LINEAR or GL_SRGB + */ +GLenum +_mesa_get_format_color_encoding(gl_format format) +{ + /* XXX this info should be encoded in gl_format_info */ + switch (format) { + case MESA_FORMAT_SRGB8: + case MESA_FORMAT_SRGBA8: + case MESA_FORMAT_SARGB8: + case MESA_FORMAT_SL8: + case MESA_FORMAT_SLA8: + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + case MESA_FORMAT_XBGR8888_SRGB: + return GL_SRGB; + default: + return GL_LINEAR; + } +} + + +/** + * For an sRGB format, return the corresponding linear color space format. + * For non-sRGB formats, return the format as-is. + */ +gl_format +_mesa_get_srgb_format_linear(gl_format format) +{ + switch (format) { + case MESA_FORMAT_SRGB8: + format = MESA_FORMAT_RGB888; + break; + case MESA_FORMAT_SRGBA8: + format = MESA_FORMAT_RGBA8888; + break; + case MESA_FORMAT_SARGB8: + format = MESA_FORMAT_ARGB8888; + break; + case MESA_FORMAT_SL8: + format = MESA_FORMAT_L8; + break; + case MESA_FORMAT_SLA8: + format = MESA_FORMAT_AL88; + break; + case MESA_FORMAT_SRGB_DXT1: + format = MESA_FORMAT_RGB_DXT1; + break; + case MESA_FORMAT_SRGBA_DXT1: + format = MESA_FORMAT_RGBA_DXT1; + break; + case MESA_FORMAT_SRGBA_DXT3: + format = MESA_FORMAT_RGBA_DXT3; + break; + case MESA_FORMAT_SRGBA_DXT5: + format = MESA_FORMAT_RGBA_DXT5; + break; + case MESA_FORMAT_XBGR8888_SRGB: + format = MESA_FORMAT_RGBX8888_REV; + break; + default: + break; + } + return format; +} + + +/** + * If the given format is a compressed format, return a corresponding + * uncompressed format. + */ +gl_format +_mesa_get_uncompressed_format(gl_format format) +{ + switch (format) { + case MESA_FORMAT_RGB_FXT1: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_RGBA_FXT1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_SRGB_DXT1: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT3: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RGBA_DXT5: + case MESA_FORMAT_SRGBA_DXT5: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_RED_RGTC1: + return MESA_FORMAT_R8; + case MESA_FORMAT_SIGNED_RED_RGTC1: + return MESA_FORMAT_SIGNED_R8; + case MESA_FORMAT_RG_RGTC2: + return MESA_FORMAT_GR88; + case MESA_FORMAT_SIGNED_RG_RGTC2: + return MESA_FORMAT_SIGNED_RG88_REV; + case MESA_FORMAT_L_LATC1: + return MESA_FORMAT_L8; + case MESA_FORMAT_SIGNED_L_LATC1: + return MESA_FORMAT_SIGNED_L8; + case MESA_FORMAT_LA_LATC2: + return MESA_FORMAT_AL88; + case MESA_FORMAT_SIGNED_LA_LATC2: + return MESA_FORMAT_SIGNED_AL88; + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + return MESA_FORMAT_RGB888; + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + return MESA_FORMAT_RGBA8888; + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + return MESA_FORMAT_R16; + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + return MESA_FORMAT_GR1616; + default: +#ifdef DEBUG + assert(!_mesa_is_format_compressed(format)); +#endif + return format; + } +} + + +GLuint +_mesa_format_num_components(gl_format format) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + return ((info->RedBits > 0) + + (info->GreenBits > 0) + + (info->BlueBits > 0) + + (info->AlphaBits > 0) + + (info->LuminanceBits > 0) + + (info->IntensityBits > 0) + + (info->DepthBits > 0) + + (info->StencilBits > 0)); +} + + +/** + * Return number of bytes needed to store an image of the given size + * in the given format. + */ +GLuint +_mesa_format_image_size(gl_format format, GLsizei width, + GLsizei height, GLsizei depth) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format (2D only for now) */ + const GLuint bw = info->BlockWidth, bh = info->BlockHeight; + const GLuint wblocks = (width + bw - 1) / bw; + const GLuint hblocks = (height + bh - 1) / bh; + const GLuint sz = wblocks * hblocks * info->BytesPerBlock; + return sz * depth; + } + else { + /* non-compressed */ + const GLuint sz = width * height * depth * info->BytesPerBlock; + return sz; + } +} + + +/** + * Same as _mesa_format_image_size() but returns a 64-bit value to + * accomodate very large textures. + */ +uint64_t +_mesa_format_image_size64(gl_format format, GLsizei width, + GLsizei height, GLsizei depth) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format (2D only for now) */ + const uint64_t bw = info->BlockWidth, bh = info->BlockHeight; + const uint64_t wblocks = (width + bw - 1) / bw; + const uint64_t hblocks = (height + bh - 1) / bh; + const uint64_t sz = wblocks * hblocks * info->BytesPerBlock; + return sz * depth; + } + else { + /* non-compressed */ + const uint64_t sz = ((uint64_t) width * + (uint64_t) height * + (uint64_t) depth * + info->BytesPerBlock); + return sz; + } +} + + + +GLint +_mesa_format_row_stride(gl_format format, GLsizei width) +{ + const struct gl_format_info *info = _mesa_get_format_info(format); + /* Strictly speaking, a conditional isn't needed here */ + if (info->BlockWidth > 1 || info->BlockHeight > 1) { + /* compressed format */ + const GLuint bw = info->BlockWidth; + const GLuint wblocks = (width + bw - 1) / bw; + const GLint stride = wblocks * info->BytesPerBlock; + return stride; + } + else { + const GLint stride = width * info->BytesPerBlock; + return stride; + } +} + + +/** + * Debug/test: check that all formats are handled in the + * _mesa_format_to_type_and_comps() function. When new pixel formats + * are added to Mesa, that function needs to be updated. + * This is a no-op after the first call. + */ +static void +check_format_to_type_and_comps(void) +{ + gl_format f; + + for (f = MESA_FORMAT_NONE + 1; f < MESA_FORMAT_COUNT; f++) { + GLenum datatype = 0; + GLuint comps = 0; + /* This function will emit a problem/warning if the format is + * not handled. + */ + _mesa_format_to_type_and_comps(f, &datatype, &comps); + } +} + + +/** + * Do sanity checking of the format info table. + */ +void +_mesa_test_formats(void) +{ + GLuint i; + + STATIC_ASSERT(Elements(format_info) == MESA_PRIVATE_FORMAT_COUNT); + + for (i = 0; i < MESA_FORMAT_COUNT; i++) { + const struct gl_format_info *info = _mesa_get_format_info(i); + assert(info); + + assert(info->Name == i); + + if (info->Name == MESA_FORMAT_NONE) + continue; + + if (info->BlockWidth == 1 && info->BlockHeight == 1) { + if (info->RedBits > 0) { + GLuint t = info->RedBits + info->GreenBits + + info->BlueBits + info->AlphaBits; + assert(t / 8 <= info->BytesPerBlock); + (void) t; + } + } + + assert(info->DataType == GL_UNSIGNED_NORMALIZED || + info->DataType == GL_SIGNED_NORMALIZED || + info->DataType == GL_UNSIGNED_INT || + info->DataType == GL_INT || + info->DataType == GL_FLOAT || + /* Z32_FLOAT_X24S8 has DataType of GL_NONE */ + info->DataType == GL_NONE); + + if (info->BaseFormat == GL_RGB) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits > 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RGBA) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits > 0); + assert(info->AlphaBits > 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RG) { + assert(info->RedBits > 0); + assert(info->GreenBits > 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_RED) { + assert(info->RedBits > 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_LUMINANCE) { + assert(info->RedBits == 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits > 0); + assert(info->IntensityBits == 0); + } + else if (info->BaseFormat == GL_INTENSITY) { + assert(info->RedBits == 0); + assert(info->GreenBits == 0); + assert(info->BlueBits == 0); + assert(info->AlphaBits == 0); + assert(info->LuminanceBits == 0); + assert(info->IntensityBits > 0); + } + } + + check_format_to_type_and_comps(); +} + + + +/** + * Return datatype and number of components per texel for the given gl_format. + * Only used for mipmap generation code. + */ +void +_mesa_format_to_type_and_comps(gl_format format, + GLenum *datatype, GLuint *comps) +{ + switch (format) { + case MESA_FORMAT_RGBA8888: + case MESA_FORMAT_RGBA8888_REV: + case MESA_FORMAT_ARGB8888: + case MESA_FORMAT_ARGB8888_REV: + case MESA_FORMAT_RGBX8888: + case MESA_FORMAT_RGBX8888_REV: + case MESA_FORMAT_XRGB8888: + case MESA_FORMAT_XRGB8888_REV: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_RGB888: + case MESA_FORMAT_BGR888: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGB565: + case MESA_FORMAT_RGB565_REV: + *datatype = GL_UNSIGNED_SHORT_5_6_5; + *comps = 3; + return; + + case MESA_FORMAT_ARGB4444: + case MESA_FORMAT_ARGB4444_REV: + case MESA_FORMAT_XRGB4444_UNORM: + *datatype = GL_UNSIGNED_SHORT_4_4_4_4; + *comps = 4; + return; + + case MESA_FORMAT_ARGB1555: + case MESA_FORMAT_ARGB1555_REV: + case MESA_FORMAT_XRGB1555_UNORM: + *datatype = GL_UNSIGNED_SHORT_1_5_5_5_REV; + *comps = 4; + return; + + case MESA_FORMAT_ARGB2101010: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_RGBA5551: + *datatype = GL_UNSIGNED_SHORT_5_5_5_1; + *comps = 4; + return; + + case MESA_FORMAT_AL44: + *datatype = MESA_UNSIGNED_BYTE_4_4; + *comps = 2; + return; + + case MESA_FORMAT_AL88: + case MESA_FORMAT_AL88_REV: + case MESA_FORMAT_GR88: + case MESA_FORMAT_RG88: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_AL1616: + case MESA_FORMAT_AL1616_REV: + case MESA_FORMAT_GR1616: + case MESA_FORMAT_RG1616: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_R16: + case MESA_FORMAT_A16: + case MESA_FORMAT_L16: + case MESA_FORMAT_I16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + + case MESA_FORMAT_RGB332: + *datatype = GL_UNSIGNED_BYTE_3_3_2; + *comps = 3; + return; + + case MESA_FORMAT_A8: + case MESA_FORMAT_L8: + case MESA_FORMAT_I8: + case MESA_FORMAT_R8: + case MESA_FORMAT_S8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + + case MESA_FORMAT_YCBCR: + case MESA_FORMAT_YCBCR_REV: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_Z24_S8: + *datatype = GL_UNSIGNED_INT_24_8_MESA; + *comps = 2; + return; + + case MESA_FORMAT_S8_Z24: + *datatype = GL_UNSIGNED_INT_8_24_REV_MESA; + *comps = 2; + return; + + case MESA_FORMAT_Z16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + + case MESA_FORMAT_X8_Z24: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z24_X8: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + + case MESA_FORMAT_Z32_FLOAT: + *datatype = GL_FLOAT; + *comps = 1; + return; + + case MESA_FORMAT_Z32_FLOAT_X24S8: + *datatype = GL_FLOAT_32_UNSIGNED_INT_24_8_REV; + *comps = 1; + return; + + case MESA_FORMAT_DUDV8: + *datatype = GL_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_SIGNED_R8: + case MESA_FORMAT_SIGNED_A8: + case MESA_FORMAT_SIGNED_L8: + case MESA_FORMAT_SIGNED_I8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_SIGNED_RG88_REV: + case MESA_FORMAT_SIGNED_AL88: + *datatype = GL_BYTE; + *comps = 2; + return; + case MESA_FORMAT_SIGNED_RGBA8888: + case MESA_FORMAT_SIGNED_RGBA8888_REV: + case MESA_FORMAT_SIGNED_RGBX8888: + *datatype = GL_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_RGBA_16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_SIGNED_R16: + case MESA_FORMAT_SIGNED_A16: + case MESA_FORMAT_SIGNED_L16: + case MESA_FORMAT_SIGNED_I16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_SIGNED_GR1616: + case MESA_FORMAT_SIGNED_AL1616: + *datatype = GL_SHORT; + *comps = 2; + return; + case MESA_FORMAT_SIGNED_RGB_16: + *datatype = GL_SHORT; + *comps = 3; + return; + case MESA_FORMAT_SIGNED_RGBA_16: + *datatype = GL_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_SRGB8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_SRGBA8: + case MESA_FORMAT_SARGB8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_SL8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_SLA8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_RGB_FXT1: + case MESA_FORMAT_RGBA_FXT1: + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_RGBA_DXT5: + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + case MESA_FORMAT_RED_RGTC1: + case MESA_FORMAT_SIGNED_RED_RGTC1: + case MESA_FORMAT_RG_RGTC2: + case MESA_FORMAT_SIGNED_RG_RGTC2: + case MESA_FORMAT_L_LATC1: + case MESA_FORMAT_SIGNED_L_LATC1: + case MESA_FORMAT_LA_LATC2: + case MESA_FORMAT_SIGNED_LA_LATC2: + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + /* XXX generate error instead? */ + *datatype = GL_UNSIGNED_BYTE; + *comps = 0; + return; + + case MESA_FORMAT_RGBA_FLOAT32: + *datatype = GL_FLOAT; + *comps = 4; + return; + case MESA_FORMAT_RGBA_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 4; + return; + case MESA_FORMAT_RGB_FLOAT32: + *datatype = GL_FLOAT; + *comps = 3; + return; + case MESA_FORMAT_RGB_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 3; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32: + case MESA_FORMAT_RG_FLOAT32: + *datatype = GL_FLOAT; + *comps = 2; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16: + case MESA_FORMAT_RG_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_FLOAT32: + case MESA_FORMAT_LUMINANCE_FLOAT32: + case MESA_FORMAT_INTENSITY_FLOAT32: + case MESA_FORMAT_R_FLOAT32: + *datatype = GL_FLOAT; + *comps = 1; + return; + case MESA_FORMAT_ALPHA_FLOAT16: + case MESA_FORMAT_LUMINANCE_FLOAT16: + case MESA_FORMAT_INTENSITY_FLOAT16: + case MESA_FORMAT_R_FLOAT16: + *datatype = GL_HALF_FLOAT_ARB; + *comps = 1; + return; + + case MESA_FORMAT_ALPHA_UINT8: + case MESA_FORMAT_LUMINANCE_UINT8: + case MESA_FORMAT_INTENSITY_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_UINT16: + case MESA_FORMAT_LUMINANCE_UINT16: + case MESA_FORMAT_INTENSITY_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_UINT32: + case MESA_FORMAT_LUMINANCE_UINT32: + case MESA_FORMAT_INTENSITY_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 2; + return; + case MESA_FORMAT_ALPHA_INT8: + case MESA_FORMAT_LUMINANCE_INT8: + case MESA_FORMAT_INTENSITY_INT8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT8: + *datatype = GL_BYTE; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_INT16: + case MESA_FORMAT_LUMINANCE_INT16: + case MESA_FORMAT_INTENSITY_INT16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT16: + *datatype = GL_SHORT; + *comps = 2; + return; + + case MESA_FORMAT_ALPHA_INT32: + case MESA_FORMAT_LUMINANCE_INT32: + case MESA_FORMAT_INTENSITY_INT32: + *datatype = GL_INT; + *comps = 1; + return; + case MESA_FORMAT_LUMINANCE_ALPHA_INT32: + *datatype = GL_INT; + *comps = 2; + return; + + case MESA_FORMAT_R_INT8: + *datatype = GL_BYTE; + *comps = 1; + return; + case MESA_FORMAT_RG_INT8: + *datatype = GL_BYTE; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT8: + *datatype = GL_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT8: + *datatype = GL_BYTE; + *comps = 4; + return; + case MESA_FORMAT_R_INT16: + *datatype = GL_SHORT; + *comps = 1; + return; + case MESA_FORMAT_RG_INT16: + *datatype = GL_SHORT; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT16: + *datatype = GL_SHORT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT16: + *datatype = GL_SHORT; + *comps = 4; + return; + case MESA_FORMAT_R_INT32: + *datatype = GL_INT; + *comps = 1; + return; + case MESA_FORMAT_RG_INT32: + *datatype = GL_INT; + *comps = 2; + return; + case MESA_FORMAT_RGB_INT32: + *datatype = GL_INT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_INT32: + *datatype = GL_INT; + *comps = 4; + return; + + /** + * \name Non-normalized unsigned integer formats. + */ + case MESA_FORMAT_R_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT8: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + case MESA_FORMAT_R_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT16: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + case MESA_FORMAT_R_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 1; + return; + case MESA_FORMAT_RG_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 2; + return; + case MESA_FORMAT_RGB_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 3; + return; + case MESA_FORMAT_RGBA_UINT32: + *datatype = GL_UNSIGNED_INT; + *comps = 4; + return; + + case MESA_FORMAT_RGB9_E5_FLOAT: + *datatype = GL_UNSIGNED_INT_5_9_9_9_REV; + *comps = 3; + return; + + case MESA_FORMAT_R11_G11_B10_FLOAT: + *datatype = GL_UNSIGNED_INT_10F_11F_11F_REV; + *comps = 3; + return; + + case MESA_FORMAT_ARGB2101010_UINT: + case MESA_FORMAT_ABGR2101010_UINT: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_XBGR8888_SRGB: + case MESA_FORMAT_XBGR8888_UINT: + *datatype = GL_UNSIGNED_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_XBGR8888_SNORM: + case MESA_FORMAT_XBGR8888_SINT: + *datatype = GL_BYTE; + *comps = 4; + return; + + case MESA_FORMAT_XRGB2101010_UNORM: + *datatype = GL_UNSIGNED_INT_2_10_10_10_REV; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_UNORM: + case MESA_FORMAT_XBGR16161616_UINT: + *datatype = GL_UNSIGNED_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_SNORM: + case MESA_FORMAT_XBGR16161616_SINT: + *datatype = GL_SHORT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR16161616_FLOAT: + *datatype = GL_HALF_FLOAT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_FLOAT: + *datatype = GL_FLOAT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_UINT: + *datatype = GL_UNSIGNED_INT; + *comps = 4; + return; + + case MESA_FORMAT_XBGR32323232_SINT: + *datatype = GL_INT; + *comps = 4; + return; + + case MESA_FORMAT_COUNT: + assert(0); + return; + + case MESA_FORMAT_NONE: + /* For debug builds, warn if any formats are not handled */ +#ifdef DEBUG + default: +#endif + _mesa_problem(NULL, "bad format %s in _mesa_format_to_type_and_comps", + _mesa_get_format_name(format)); + *datatype = 0; + *comps = 1; + } +} + +/** + * Check if a gl_format exactly matches a GL format/type combination + * such that we can use memcpy() from one to the other. + * \param gl_format a MESA_FORMAT_x value + * \param format the user-specified image format + * \param type the user-specified image datatype + * \param swapBytes typically the current pixel pack/unpack byteswap state + * \return GL_TRUE if the formats match, GL_FALSE otherwise. + */ +GLboolean +_mesa_format_matches_format_and_type(gl_format gl_format, + GLenum format, GLenum type, + GLboolean swapBytes) +{ + const GLboolean littleEndian = _mesa_little_endian(); + + /* Note: When reading a GL format/type combination, the format lists channel + * assignments from most significant channel in the type to least + * significant. A type with _REV indicates that the assignments are + * swapped, so they are listed from least significant to most significant. + * + * For sanity, please keep this switch statement ordered the same as the + * enums in formats.h. + */ + + switch (gl_format) { + + case MESA_FORMAT_NONE: + case MESA_FORMAT_COUNT: + return GL_FALSE; + + case MESA_FORMAT_RGBA8888: + case MESA_FORMAT_SRGBA8: + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV && swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV + && !swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8 + && swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_RGBA8888_REV: + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + !swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes) + return GL_TRUE; + + if (format == GL_RGBA && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8 && + !swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_INT_8_8_8_8_REV && + swapBytes) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_ARGB8888: + case MESA_FORMAT_SARGB8: + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + !swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_ARGB8888_REV: + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8 && !swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV && + swapBytes) + return GL_TRUE; + + if (format == GL_BGRA && type == GL_UNSIGNED_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_RGBX8888: + case MESA_FORMAT_RGBX8888_REV: + return GL_FALSE; + + case MESA_FORMAT_XRGB8888: + case MESA_FORMAT_XRGB8888_REV: + return GL_FALSE; + + case MESA_FORMAT_RGB888: + case MESA_FORMAT_SRGB8: + return format == GL_BGR && type == GL_UNSIGNED_BYTE && littleEndian; + + case MESA_FORMAT_BGR888: + return format == GL_RGB && type == GL_UNSIGNED_BYTE && littleEndian; + + case MESA_FORMAT_RGB565: + return format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5 && !swapBytes; + + case MESA_FORMAT_RGB565_REV: + /* Some of the 16-bit MESA_FORMATs that would seem to correspond to + * GL_UNSIGNED_SHORT_* are byte-swapped instead of channel-reversed, + * according to formats.h, so they can't be matched. + */ + return GL_FALSE; + + case MESA_FORMAT_ARGB4444: + return format == GL_BGRA && type == GL_UNSIGNED_SHORT_4_4_4_4_REV && + !swapBytes; + + case MESA_FORMAT_ARGB4444_REV: + return GL_FALSE; + + case MESA_FORMAT_RGBA5551: + return format == GL_RGBA && type == GL_UNSIGNED_SHORT_5_5_5_1 && + !swapBytes; + + case MESA_FORMAT_ARGB1555: + return format == GL_BGRA && type == GL_UNSIGNED_SHORT_1_5_5_5_REV && + !swapBytes; + + case MESA_FORMAT_ARGB1555_REV: + return GL_FALSE; + + case MESA_FORMAT_AL44: + return GL_FALSE; + case MESA_FORMAT_AL88: + case MESA_FORMAT_SLA8: + return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_BYTE && littleEndian; + case MESA_FORMAT_AL88_REV: + return GL_FALSE; + + case MESA_FORMAT_AL1616: + return format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_SHORT && littleEndian && !swapBytes; + case MESA_FORMAT_AL1616_REV: + return GL_FALSE; + + case MESA_FORMAT_RGB332: + return format == GL_RGB && type == GL_UNSIGNED_BYTE_3_3_2; + + case MESA_FORMAT_A8: + return format == GL_ALPHA && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_A16: + return format == GL_ALPHA && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_L8: + case MESA_FORMAT_SL8: + return format == GL_LUMINANCE && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_L16: + return format == GL_LUMINANCE && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_I8: + return format == GL_INTENSITY && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_I16: + return format == GL_INTENSITY && type == GL_UNSIGNED_SHORT && !swapBytes; + + case MESA_FORMAT_YCBCR: + return format == GL_YCBCR_MESA && + ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian != swapBytes) || + (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian == swapBytes)); + case MESA_FORMAT_YCBCR_REV: + return format == GL_YCBCR_MESA && + ((type == GL_UNSIGNED_SHORT_8_8_MESA && littleEndian == swapBytes) || + (type == GL_UNSIGNED_SHORT_8_8_REV_MESA && littleEndian != swapBytes)); + + case MESA_FORMAT_R8: + return format == GL_RED && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_GR88: + return format == GL_RG && type == GL_UNSIGNED_BYTE && littleEndian; + case MESA_FORMAT_RG88: + return GL_FALSE; + + case MESA_FORMAT_R16: + return format == GL_RED && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_GR1616: + return format == GL_RG && type == GL_UNSIGNED_SHORT && littleEndian && + !swapBytes; + case MESA_FORMAT_RG1616: + return GL_FALSE; + + case MESA_FORMAT_ARGB2101010: + return format == GL_BGRA && type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes; + + case MESA_FORMAT_Z24_S8: + return format == GL_DEPTH_STENCIL && type == GL_UNSIGNED_INT_24_8 && + !swapBytes; + case MESA_FORMAT_Z24_X8: + case MESA_FORMAT_S8_Z24: + return GL_FALSE; + + case MESA_FORMAT_Z16: + return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_SHORT && + !swapBytes; + + case MESA_FORMAT_X8_Z24: + return GL_FALSE; + + case MESA_FORMAT_Z32: + return format == GL_DEPTH_COMPONENT && type == GL_UNSIGNED_INT && + !swapBytes; + + case MESA_FORMAT_S8: + return format == GL_STENCIL_INDEX && type == GL_UNSIGNED_BYTE; + + case MESA_FORMAT_SRGB_DXT1: + case MESA_FORMAT_SRGBA_DXT1: + case MESA_FORMAT_SRGBA_DXT3: + case MESA_FORMAT_SRGBA_DXT5: + return GL_FALSE; + + case MESA_FORMAT_RGB_FXT1: + case MESA_FORMAT_RGBA_FXT1: + case MESA_FORMAT_RGB_DXT1: + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_RGBA_DXT3: + case MESA_FORMAT_RGBA_DXT5: + return GL_FALSE; + + case MESA_FORMAT_RGBA_FLOAT32: + return format == GL_RGBA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RGBA_FLOAT16: + return format == GL_RGBA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_RGB_FLOAT32: + return format == GL_RGB && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RGB_FLOAT16: + return format == GL_RGB && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_ALPHA_FLOAT32: + return format == GL_ALPHA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_ALPHA_FLOAT16: + return format == GL_ALPHA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_FLOAT32: + return format == GL_LUMINANCE && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_LUMINANCE_FLOAT16: + return format == GL_LUMINANCE && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32: + return format == GL_LUMINANCE_ALPHA && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16: + return format == GL_LUMINANCE_ALPHA && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_INTENSITY_FLOAT32: + return format == GL_INTENSITY && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_INTENSITY_FLOAT16: + return format == GL_INTENSITY && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_R_FLOAT32: + return format == GL_RED && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_R_FLOAT16: + return format == GL_RED && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_RG_FLOAT32: + return format == GL_RG && type == GL_FLOAT && !swapBytes; + case MESA_FORMAT_RG_FLOAT16: + return format == GL_RG && type == GL_HALF_FLOAT && !swapBytes; + + case MESA_FORMAT_ALPHA_UINT8: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_ALPHA_UINT16: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_ALPHA_UINT32: + return format == GL_ALPHA_INTEGER && type == GL_UNSIGNED_INT && + !swapBytes; + case MESA_FORMAT_ALPHA_INT8: + return format == GL_ALPHA_INTEGER && type == GL_BYTE; + case MESA_FORMAT_ALPHA_INT16: + return format == GL_ALPHA_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_ALPHA_INT32: + return format == GL_ALPHA_INTEGER && type == GL_INT && !swapBytes; + + case MESA_FORMAT_INTENSITY_UINT8: + case MESA_FORMAT_INTENSITY_UINT16: + case MESA_FORMAT_INTENSITY_UINT32: + case MESA_FORMAT_INTENSITY_INT8: + case MESA_FORMAT_INTENSITY_INT16: + case MESA_FORMAT_INTENSITY_INT32: + /* GL_INTENSITY_INTEGER_EXT doesn't exist. */ + return GL_FALSE; + + case MESA_FORMAT_LUMINANCE_UINT8: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_LUMINANCE_UINT16: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_UINT32: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_UNSIGNED_INT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_INT8: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_BYTE; + case MESA_FORMAT_LUMINANCE_INT16: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_INT32: + return format == GL_LUMINANCE_INTEGER_EXT && type == GL_INT && !swapBytes; + + case MESA_FORMAT_LUMINANCE_ALPHA_UINT8: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT16: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_UINT32: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && + type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT8: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_BYTE && + !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT16: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_LUMINANCE_ALPHA_INT32: + return format == GL_LUMINANCE_ALPHA_INTEGER_EXT && type == GL_INT && + !swapBytes; + + case MESA_FORMAT_R_INT8: + return format == GL_RED_INTEGER && type == GL_BYTE; + case MESA_FORMAT_RG_INT8: + return format == GL_RG_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_RGB_INT8: + return format == GL_RGB_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_RGBA_INT8: + return format == GL_RGBA_INTEGER && type == GL_BYTE && !swapBytes; + case MESA_FORMAT_R_INT16: + return format == GL_RED_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RG_INT16: + return format == GL_RG_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGB_INT16: + return format == GL_RGB_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGBA_INT16: + return format == GL_RGBA_INTEGER && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_R_INT32: + return format == GL_RED_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RG_INT32: + return format == GL_RG_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RGB_INT32: + return format == GL_RGB_INTEGER && type == GL_INT && !swapBytes; + case MESA_FORMAT_RGBA_INT32: + return format == GL_RGBA_INTEGER && type == GL_INT && !swapBytes; + + case MESA_FORMAT_R_UINT8: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_BYTE; + case MESA_FORMAT_RG_UINT8: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_RGB_UINT8: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_BYTE && !swapBytes; + case MESA_FORMAT_RGBA_UINT8: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_BYTE && + !swapBytes; + case MESA_FORMAT_R_UINT16: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_RG_UINT16: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_SHORT && !swapBytes; + case MESA_FORMAT_RGB_UINT16: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_RGBA_UINT16: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_SHORT && + !swapBytes; + case MESA_FORMAT_R_UINT32: + return format == GL_RED_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RG_UINT32: + return format == GL_RG_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RGB_UINT32: + return format == GL_RGB_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + case MESA_FORMAT_RGBA_UINT32: + return format == GL_RGBA_INTEGER && type == GL_UNSIGNED_INT && !swapBytes; + + case MESA_FORMAT_DUDV8: + return (format == GL_DU8DV8_ATI || format == GL_DUDV_ATI) && + type == GL_BYTE && littleEndian && !swapBytes; + + case MESA_FORMAT_SIGNED_R8: + return format == GL_RED && type == GL_BYTE; + case MESA_FORMAT_SIGNED_RG88_REV: + return format == GL_RG && type == GL_BYTE && littleEndian && + !swapBytes; + case MESA_FORMAT_SIGNED_RGBX8888: + return GL_FALSE; + + case MESA_FORMAT_SIGNED_RGBA8888: + if (format == GL_RGBA && type == GL_BYTE && !littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_BYTE && littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_SIGNED_RGBA8888_REV: + if (format == GL_RGBA && type == GL_BYTE && littleEndian) + return GL_TRUE; + + if (format == GL_ABGR_EXT && type == GL_BYTE && !littleEndian) + return GL_TRUE; + + return GL_FALSE; + + case MESA_FORMAT_SIGNED_R16: + return format == GL_RED && type == GL_SHORT && + !swapBytes; + case MESA_FORMAT_SIGNED_GR1616: + return format == GL_RG && type == GL_SHORT && littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_RGB_16: + return format == GL_RGB && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_RGBA_16: + return format == GL_RGBA && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_RGBA_16: + return format == GL_RGBA && type == GL_UNSIGNED_SHORT && + !swapBytes; + + case MESA_FORMAT_RED_RGTC1: + case MESA_FORMAT_SIGNED_RED_RGTC1: + case MESA_FORMAT_RG_RGTC2: + case MESA_FORMAT_SIGNED_RG_RGTC2: + return GL_FALSE; + + case MESA_FORMAT_L_LATC1: + case MESA_FORMAT_SIGNED_L_LATC1: + case MESA_FORMAT_LA_LATC2: + case MESA_FORMAT_SIGNED_LA_LATC2: + return GL_FALSE; + + case MESA_FORMAT_ETC1_RGB8: + case MESA_FORMAT_ETC2_RGB8: + case MESA_FORMAT_ETC2_SRGB8: + case MESA_FORMAT_ETC2_RGBA8_EAC: + case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC: + case MESA_FORMAT_ETC2_R11_EAC: + case MESA_FORMAT_ETC2_RG11_EAC: + case MESA_FORMAT_ETC2_SIGNED_R11_EAC: + case MESA_FORMAT_ETC2_SIGNED_RG11_EAC: + case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1: + case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: + return GL_FALSE; + + case MESA_FORMAT_SIGNED_A8: + return format == GL_ALPHA && type == GL_BYTE; + case MESA_FORMAT_SIGNED_L8: + return format == GL_LUMINANCE && type == GL_BYTE; + case MESA_FORMAT_SIGNED_AL88: + return format == GL_LUMINANCE_ALPHA && type == GL_BYTE && + littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_I8: + return format == GL_INTENSITY && type == GL_BYTE; + case MESA_FORMAT_SIGNED_A16: + return format == GL_ALPHA && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_L16: + return format == GL_LUMINANCE && type == GL_SHORT && !swapBytes; + case MESA_FORMAT_SIGNED_AL1616: + return format == GL_LUMINANCE_ALPHA && type == GL_SHORT && + littleEndian && !swapBytes; + case MESA_FORMAT_SIGNED_I16: + return format == GL_INTENSITY && type == GL_SHORT && littleEndian && + !swapBytes; + + case MESA_FORMAT_ARGB2101010_UINT: + return (format == GL_BGRA_INTEGER_EXT && + type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes); + + case MESA_FORMAT_ABGR2101010_UINT: + return (format == GL_RGBA_INTEGER_EXT && + type == GL_UNSIGNED_INT_2_10_10_10_REV && + !swapBytes); + + case MESA_FORMAT_RGB9_E5_FLOAT: + return format == GL_RGB && type == GL_UNSIGNED_INT_5_9_9_9_REV && + !swapBytes; + + case MESA_FORMAT_R11_G11_B10_FLOAT: + return format == GL_RGB && type == GL_UNSIGNED_INT_10F_11F_11F_REV && + !swapBytes; + + case MESA_FORMAT_Z32_FLOAT: + return format == GL_DEPTH_COMPONENT && type == GL_FLOAT && !swapBytes; + + case MESA_FORMAT_Z32_FLOAT_X24S8: + return format == GL_DEPTH_STENCIL && + type == GL_FLOAT_32_UNSIGNED_INT_24_8_REV && !swapBytes; + + case MESA_FORMAT_XRGB4444_UNORM: + case MESA_FORMAT_XRGB1555_UNORM: + case MESA_FORMAT_XBGR8888_SNORM: + case MESA_FORMAT_XBGR8888_SRGB: + case MESA_FORMAT_XBGR8888_UINT: + case MESA_FORMAT_XBGR8888_SINT: + case MESA_FORMAT_XRGB2101010_UNORM: + case MESA_FORMAT_XBGR16161616_UNORM: + case MESA_FORMAT_XBGR16161616_SNORM: + case MESA_FORMAT_XBGR16161616_FLOAT: + case MESA_FORMAT_XBGR16161616_UINT: + case MESA_FORMAT_XBGR16161616_SINT: + case MESA_FORMAT_XBGR32323232_FLOAT: + case MESA_FORMAT_XBGR32323232_UINT: + case MESA_FORMAT_XBGR32323232_SINT: + default: + return GL_FALSE; + } + + return GL_FALSE; +} + diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c index 5e977c04a4..be9a1d8bdd 100644 --- a/src/mesa/main/texformat.c +++ b/src/mesa/main/texformat.c @@ -851,15 +851,15 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_RED_INTEGER: switch (type) { case GL_BYTE: - return MESA_FORMAT_R_SINT8; + return MESA_FORMAT_R_INT8; case GL_UNSIGNED_BYTE: return MESA_FORMAT_R_UINT8; case GL_SHORT: - return MESA_FORMAT_R_SINT16; + return MESA_FORMAT_R_INT16; case GL_UNSIGNED_SHORT: return MESA_FORMAT_R_UINT16; case GL_INT: - return MESA_FORMAT_R_SINT32; + return MESA_FORMAT_R_INT32; case GL_UNSIGNED_INT: return MESA_FORMAT_R_UINT32; case GL_FLOAT: @@ -873,15 +873,15 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_RG_INTEGER: switch (type) { case GL_BYTE: - return MESA_FORMAT_RG_SINT8; + return MESA_FORMAT_RG_INT8; case GL_UNSIGNED_BYTE: return MESA_FORMAT_RG_UINT8; case GL_SHORT: - return MESA_FORMAT_RG_SINT16; + return MESA_FORMAT_RG_INT16; case GL_UNSIGNED_SHORT: return MESA_FORMAT_RG_UINT16; case GL_INT: - return MESA_FORMAT_RG_SINT32; + return MESA_FORMAT_RG_INT32; case GL_UNSIGNED_INT: return MESA_FORMAT_RG_UINT32; case GL_FLOAT: @@ -895,15 +895,15 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_RGB_INTEGER: switch (type) { case GL_BYTE: - return MESA_FORMAT_RGB_SINT8; + return MESA_FORMAT_RGB_INT8; case GL_UNSIGNED_BYTE: return MESA_FORMAT_RGB_UINT8; case GL_SHORT: - return MESA_FORMAT_RGB_SINT16; + return MESA_FORMAT_RGB_INT16; case GL_UNSIGNED_SHORT: return MESA_FORMAT_RGB_UINT16; case GL_INT: - return MESA_FORMAT_RGB_SINT32; + return MESA_FORMAT_RGB_INT32; case GL_UNSIGNED_INT: return MESA_FORMAT_RGB_UINT32; case GL_FLOAT: @@ -927,16 +927,16 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_BGR_INTEGER: switch (type) { case GL_BYTE: - return MESA_FORMAT_BGR_SINT8; + return MESA_FORMAT_BGR_INT8; case GL_UNSIGNED_BYTE: return MESA_FORMAT_BGR_UINT8; case GL_SHORT: - return MESA_FORMAT_BGR_SINT16; + return MESA_FORMAT_BGR_INT16; case GL_UNSIGNED_SHORT: return MESA_FORMAT_BGR_UINT16; case GL_INT: - return MESA_FORMAT_BGR_SINT32; - case GL_UNSIGNED_SINT: + return MESA_FORMAT_BGR_INT32; + case GL_UNSIGNED_INT: return MESA_FORMAT_BGR_UINT32; case GL_FLOAT: return MESA_FORMAT_BGR_FLOAT32; @@ -949,15 +949,15 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_RGBA_INTEGER: switch (type) { case GL_BYTE: - return MESA_FORMAT_RGBA_SINT8; + return MESA_FORMAT_RGBA_INT8; case GL_UNSIGNED_BYTE: return MESA_FORMAT_RGBA_UINT8; case GL_SHORT: - return MESA_FORMAT_RGBA_SINT16; + return MESA_FORMAT_RGBA_INT16; case GL_UNSIGNED_SHORT: return MESA_FORMAT_RGBA_UINT16; case GL_INT: - return MESA_FORMAT_RGBA_SINT32; + return MESA_FORMAT_RGBA_INT32; case GL_UNSIGNED_INT: return MESA_FORMAT_RGBA_UINT32; case GL_FLOAT: @@ -975,7 +975,7 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_UNSIGNED_INT_8_8_8_8_REV: return MESA_FORMAT_RGBA8888_REV; case GL_UNSIGNED_INT_10_10_10_2: - return MESA_FORMAT_RGBA1010102; + return MESA_FORMAT_ABGR2101010_UINT; } break; @@ -983,15 +983,15 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_BGRA_INTEGER: switch (type) { case GL_BYTE: - return MESA_FORMAT_BGRA_SINT8; + return MESA_FORMAT_BGRA_INT8; case GL_UNSIGNED_BYTE: return MESA_FORMAT_BGRA_UINT8; case GL_SHORT: - return MESA_FORMAT_BGRA_SINT16; + return MESA_FORMAT_BGRA_INT16; case GL_UNSIGNED_SHORT: return MESA_FORMAT_BGRA_UINT16; case GL_INT: - return MESA_FORMAT_BGRA_SINT32; + return MESA_FORMAT_BGRA_INT32; case GL_UNSIGNED_INT: return MESA_FORMAT_BGRA_UINT32; case GL_FLOAT: @@ -1005,9 +1005,9 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_UNSIGNED_SHORT_5_5_5_1: return MESA_FORMAT_BGRA5551; case GL_UNSIGNED_INT_8_8_8_8: - return MESA_FORMAT_BGRA_SINT8; + return MESA_FORMAT_BGRA_INT8; case GL_UNSIGNED_INT_8_8_8_8_REV: - return MESA_FORMAT_BGRA_SINT8_REV; + return MESA_FORMAT_BGRA_INT8_REV; case GL_UNSIGNED_INT_10_10_10_2: return MESA_FORMAT_BGRA1010102; } @@ -1022,15 +1022,15 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_LUMINANCE: switch (type) { case GL_BYTE: - return MESA_FORMAT_LUMINANCE_SINT8; + return MESA_FORMAT_LUMINANCE_INT8; case GL_UNSIGNED_BYTE: return MESA_FORMAT_LUMINANCE_UINT8; case GL_SHORT: - return MESA_FORMAT_LUMINANCE_SINT16; + return MESA_FORMAT_LUMINANCE_INT16; case GL_UNSIGNED_SHORT: return MESA_FORMAT_LUMINANCE_UINT16; case GL_INT: - return MESA_FORMAT_LUMINANCE_SINT32; + return MESA_FORMAT_LUMINANCE_INT32; case GL_UNSIGNED_INT: return MESA_FORMAT_LUMINANCE_UINT32; case GL_FLOAT: @@ -1043,15 +1043,15 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_LUMINANCE_ALPHA: switch (type) { case GL_BYTE: - return MESA_FORMAT_LUMINANCE_ALPHA_SINT8; + return MESA_FORMAT_LUMINANCE_ALPHA_INT8; case GL_UNSIGNED_BYTE: return MESA_FORMAT_LUMINANCE_ALPHA_UINT8; case GL_SHORT: - return MESA_FORMAT_LUMINANCE_ALPHA_SINT16; + return MESA_FORMAT_LUMINANCE_ALPHA_INT16; case GL_UNSIGNED_SHORT: return MESA_FORMAT_LUMINANCE_ALPHA_UINT16; case GL_INT: - return MESA_FORMAT_LUMINANCE_ALPHA_SINT32; + return MESA_FORMAT_LUMINANCE_ALPHA_INT32; case GL_UNSIGNED_INT: return MESA_FORMAT_LUMINANCE_ALPHA_UINT32; case GL_FLOAT: @@ -1063,7 +1063,7 @@ _mesa_choose_cached_tex_format(struct gl_context *ctx, GLenum format, GLenum typ case GL_DEPTH_COMPONENT: switch (type) { - case GL_SINT: + case GL_INT: return MESA_FORMAT_Z32; case GL_UNSIGNED_INT: return MESA_FORMAT_Z32; diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index 97fcc88bb7..1a3f5f0bff 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -3043,9 +3043,6 @@ teximage(struct gl_context *ctx, GLboolean compressed, GLuint dims, internalFormat, format, type); } - _mesa_debug(ctx, "%s: Texture Format: %s\n", - __FUNCTION__, _mesa_get_format_name(texFormat)); - assert(texFormat != MESA_FORMAT_NONE); /* check that width, height, depth are legal for the mipmap level */ |