diff options
Diffstat (limited to 'src/gallium/drivers/svga/svga_surface.c')
| -rw-r--r-- | src/gallium/drivers/svga/svga_surface.c | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/src/gallium/drivers/svga/svga_surface.c b/src/gallium/drivers/svga/svga_surface.c new file mode 100644 index 0000000000..126b078751 --- /dev/null +++ b/src/gallium/drivers/svga/svga_surface.c @@ -0,0 +1,383 @@ +/********************************************************** + * Copyright 2008-2009 VMware, Inc. All rights reserved. + * + * 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 "svga_cmd.h" + +#include "pipe/p_state.h" +#include "pipe/p_defines.h" +#include "util/u_inlines.h" +#include "os/os_thread.h" +#include "util/u_format.h" +#include "util/u_math.h" +#include "util/u_memory.h" + +#include "svga_screen.h" +#include "svga_context.h" +#include "svga_resource_texture.h" +#include "svga_surface.h" +#include "svga_winsys.h" +#include "svga_debug.h" + +#include <util/u_string.h> + + +void +svga_texture_copy_handle(struct svga_context *svga, + struct svga_screen *ss, + struct svga_winsys_surface *src_handle, + unsigned src_x, unsigned src_y, unsigned src_z, + unsigned src_level, unsigned src_face, + struct svga_winsys_surface *dst_handle, + unsigned dst_x, unsigned dst_y, unsigned dst_z, + unsigned dst_level, unsigned dst_face, + unsigned width, unsigned height, unsigned depth) +{ + struct svga_surface dst, src; + enum pipe_error ret; + SVGA3dCopyBox box, *boxes; + + assert(svga || ss); + + src.handle = src_handle; + src.real_level = src_level; + src.real_face = src_face; + src.real_zslice = 0; + + dst.handle = dst_handle; + dst.real_level = dst_level; + dst.real_face = dst_face; + dst.real_zslice = 0; + + box.x = dst_x; + box.y = dst_y; + box.z = dst_z; + box.w = width; + box.h = height; + box.d = depth; + box.srcx = src_x; + box.srcy = src_y; + box.srcz = src_z; + +/* + SVGA_DBG(DEBUG_VIEWS, "mipcopy src: %p %u (%ux%ux%u), dst: %p %u (%ux%ux%u)\n", + src_handle, src_level, src_x, src_y, src_z, + dst_handle, dst_level, dst_x, dst_y, dst_z); +*/ + + if (svga) { + ret = SVGA3D_BeginSurfaceCopy(svga->swc, + &src.base, + &dst.base, + &boxes, 1); + if(ret != PIPE_OK) { + svga_context_flush(svga, NULL); + ret = SVGA3D_BeginSurfaceCopy(svga->swc, + &src.base, + &dst.base, + &boxes, 1); + assert(ret == PIPE_OK); + } + *boxes = box; + SVGA_FIFOCommitAll(svga->swc); + } else { + pipe_mutex_lock(ss->swc_mutex); + ret = SVGA3D_BeginSurfaceCopy(ss->swc, + &src.base, + &dst.base, + &boxes, 1); + if(ret != PIPE_OK) { + ss->swc->flush(ss->swc, NULL); + ret = SVGA3D_BeginSurfaceCopy(ss->swc, + &src.base, + &dst.base, + &boxes, 1); + assert(ret == PIPE_OK); + } + *boxes = box; + SVGA_FIFOCommitAll(ss->swc); + pipe_mutex_unlock(ss->swc_mutex); + } +} + + +struct svga_winsys_surface * +svga_texture_view_surface(struct pipe_context *pipe, + struct svga_texture *tex, + SVGA3dSurfaceFormat format, + unsigned start_mip, + unsigned num_mip, + int face_pick, + int zslice_pick, + struct svga_host_surface_cache_key *key) /* OUT */ +{ + struct svga_screen *ss = svga_screen(pipe->screen); + struct svga_winsys_surface *handle; + uint32_t i, j; + unsigned z_offset = 0; + + SVGA_DBG(DEBUG_PERF, + "svga: Create surface view: face %d zslice %d mips %d..%d\n", + face_pick, zslice_pick, start_mip, start_mip+num_mip-1); + + key->flags = 0; + key->format = format; + key->numMipLevels = num_mip; + key->size.width = u_minify(tex->b.b.width0, start_mip); + key->size.height = u_minify(tex->b.b.height0, start_mip); + key->size.depth = zslice_pick < 0 ? u_minify(tex->b.b.depth0, start_mip) : 1; + key->cachable = 1; + assert(key->size.depth == 1); + + if(tex->b.b.target == PIPE_TEXTURE_CUBE && face_pick < 0) { + key->flags |= SVGA3D_SURFACE_CUBEMAP; + key->numFaces = 6; + } else { + key->numFaces = 1; + } + + if(key->format == SVGA3D_FORMAT_INVALID) { + key->cachable = 0; + return NULL; + } + + SVGA_DBG(DEBUG_DMA, "surface_create for texture view\n"); + handle = svga_screen_surface_create(ss, key); + if (!handle) { + key->cachable = 0; + return NULL; + } + + SVGA_DBG(DEBUG_DMA, " --> got sid %p (texture view)\n", handle); + + if (face_pick < 0) + face_pick = 0; + + if (zslice_pick >= 0) + z_offset = zslice_pick; + + for (i = 0; i < key->numMipLevels; i++) { + for (j = 0; j < key->numFaces; j++) { + if(tex->defined[j + face_pick][i + start_mip]) { + unsigned depth = (zslice_pick < 0 ? + u_minify(tex->b.b.depth0, i + start_mip) : + 1); + + svga_texture_copy_handle(svga_context(pipe), + ss, + tex->handle, + 0, 0, z_offset, + i + start_mip, + j + face_pick, + handle, 0, 0, 0, i, j, + u_minify(tex->b.b.width0, i + start_mip), + u_minify(tex->b.b.height0, i + start_mip), + depth); + } + } + } + + return handle; +} + + +static struct pipe_surface * +svga_get_tex_surface(struct pipe_screen *screen, + struct pipe_resource *pt, + unsigned face, unsigned level, unsigned zslice, + unsigned flags) +{ + struct svga_texture *tex = svga_texture(pt); + struct svga_surface *s; + boolean render = (flags & (PIPE_BIND_RENDER_TARGET | + PIPE_BIND_DEPTH_STENCIL)) ? TRUE : FALSE; + boolean view = FALSE; + SVGA3dSurfaceFormat format; + + s = CALLOC_STRUCT(svga_surface); + if (!s) + return NULL; + + pipe_reference_init(&s->base.reference, 1); + pipe_resource_reference(&s->base.texture, pt); + s->base.format = pt->format; + s->base.width = u_minify(pt->width0, level); + s->base.height = u_minify(pt->height0, level); + s->base.usage = flags; + s->base.level = level; + s->base.face = face; + s->base.zslice = zslice; + + if (!render) + format = svga_translate_format(pt->format); + else + format = svga_translate_format_render(pt->format); + + assert(format != SVGA3D_FORMAT_INVALID); + + if (svga_screen(screen)->debug.force_surface_view) + view = TRUE; + + /* Currently only used for compressed textures */ + if (render && + format != svga_translate_format(pt->format)) { + view = TRUE; + } + + if (level != 0 && + svga_screen(screen)->debug.force_level_surface_view) + view = TRUE; + + if (pt->target == PIPE_TEXTURE_3D) + view = TRUE; + + if (svga_screen(screen)->debug.no_surface_view) + view = FALSE; + + if (view) { + SVGA_DBG(DEBUG_VIEWS, "svga: Surface view: yes %p, level %u face %u z %u, %p\n", + pt, level, face, zslice, s); + + s->handle = svga_texture_view_surface(NULL, tex, format, level, 1, face, zslice, + &s->key); + s->real_face = 0; + s->real_level = 0; + s->real_zslice = 0; + } else { + SVGA_DBG(DEBUG_VIEWS, "svga: Surface view: no %p, level %u, face %u, z %u, %p\n", + pt, level, face, zslice, s); + + memset(&s->key, 0, sizeof s->key); + s->handle = tex->handle; + s->real_face = face; + s->real_level = level; + s->real_zslice = zslice; + } + + return &s->base; +} + + +static void +svga_tex_surface_destroy(struct pipe_surface *surf) +{ + struct svga_surface *s = svga_surface(surf); + struct svga_texture *t = svga_texture(surf->texture); + struct svga_screen *ss = svga_screen(surf->texture->screen); + + if(s->handle != t->handle) { + SVGA_DBG(DEBUG_DMA, "unref sid %p (tex surface)\n", s->handle); + svga_screen_surface_destroy(ss, &s->key, &s->handle); + } + + pipe_resource_reference(&surf->texture, NULL); + FREE(surf); +} + + +static INLINE void +svga_mark_surface_dirty(struct pipe_surface *surf) +{ + struct svga_surface *s = svga_surface(surf); + + if(!s->dirty) { + struct svga_texture *tex = svga_texture(surf->texture); + + s->dirty = TRUE; + + if (s->handle == tex->handle) + tex->defined[surf->face][surf->level] = TRUE; + else { + /* this will happen later in svga_propagate_surface */ + } + } +} + + +void svga_mark_surfaces_dirty(struct svga_context *svga) +{ + unsigned i; + + for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) { + if (svga->curr.framebuffer.cbufs[i]) + svga_mark_surface_dirty(svga->curr.framebuffer.cbufs[i]); + } + if (svga->curr.framebuffer.zsbuf) + svga_mark_surface_dirty(svga->curr.framebuffer.zsbuf); +} + + +/** + * Progagate any changes from surfaces to texture. + * pipe is optional context to inline the blit command in. + */ +void +svga_propagate_surface(struct pipe_context *pipe, struct pipe_surface *surf) +{ + struct svga_surface *s = svga_surface(surf); + struct svga_texture *tex = svga_texture(surf->texture); + struct svga_screen *ss = svga_screen(surf->texture->screen); + + if (!s->dirty) + return; + + s->dirty = FALSE; + ss->texture_timestamp++; + tex->view_age[surf->level] = ++(tex->age); + + if (s->handle != tex->handle) { + SVGA_DBG(DEBUG_VIEWS, "svga: Surface propagate: tex %p, level %u, from %p\n", tex, surf->level, surf); + svga_texture_copy_handle(svga_context(pipe), ss, + s->handle, 0, 0, 0, s->real_level, s->real_face, + tex->handle, 0, 0, surf->zslice, surf->level, surf->face, + u_minify(tex->b.b.width0, surf->level), + u_minify(tex->b.b.height0, surf->level), 1); + tex->defined[surf->face][surf->level] = TRUE; + } +} + +/** + * Check if we should call svga_propagate_surface on the surface. + */ +boolean +svga_surface_needs_propagation(struct pipe_surface *surf) +{ + struct svga_surface *s = svga_surface(surf); + struct svga_texture *tex = svga_texture(surf->texture); + + return s->dirty && s->handle != tex->handle; +} + + + + + + +void +svga_screen_init_surface_functions(struct pipe_screen *screen) +{ + screen->get_tex_surface = svga_get_tex_surface; + screen->tex_surface_destroy = svga_tex_surface_destroy; +} + |