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Diffstat (limited to 'xc/lib/GL/mesa/src/drv/sis/sis_span.c')
-rw-r--r--xc/lib/GL/mesa/src/drv/sis/sis_span.c311
1 files changed, 0 insertions, 311 deletions
diff --git a/xc/lib/GL/mesa/src/drv/sis/sis_span.c b/xc/lib/GL/mesa/src/drv/sis/sis_span.c
deleted file mode 100644
index 05e177789..000000000
--- a/xc/lib/GL/mesa/src/drv/sis/sis_span.c
+++ /dev/null
@@ -1,311 +0,0 @@
-/**************************************************************************
-
-Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan.
-Copyright 2003 Eric Anholt
-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
-on the rights to use, copy, modify, merge, publish, distribute, sub
-license, 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 (including the next
-paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
-ERIC ANHOLT OR SILICON INTEGRATED SYSTEMS CORP 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.
-
-**************************************************************************/
-/* $XFree86: xc/lib/GL/mesa/src/drv/sis/sis_span.c,v 1.5 2001/03/21 16:14:26 dawes Exp $ */
-
-/*
- * Authors:
- * Sung-Ching Lin <sclin@sis.com.tw>
- * Eric Anholt <anholt@FreeBSD.org>
- */
-
-#include "sis_context.h"
-#include "sis_span.h"
-
-#include "swrast/swrast.h"
-
-#define DBG 0
-
-#define LOCAL_VARS \
- sisContextPtr smesa = SIS_CONTEXT(ctx); \
- char *buf = (char *)(smesa->FbBase + smesa->drawOffset); \
- char *read_buf = (char *)(smesa->FbBase + smesa->readOffset); \
- GLuint p; \
- (void) read_buf; (void) buf; (void) p
-
-#define LOCAL_DEPTH_VARS \
- sisContextPtr smesa = SIS_CONTEXT(ctx); \
- char *buf = smesa->depthbuffer; \
-
-#define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS
-
-#define CLIPPIXEL(_x,_y) (_x >= minx && _x < maxx && \
- _y >= miny && _y < maxy)
-
-#define CLIPSPAN( _x, _y, _n, _x1, _n1, _i ) \
- if ( _y < miny || _y >= maxy ) { \
- _n1 = 0, _x1 = x; \
- } else { \
- _n1 = _n; \
- _x1 = _x; \
- if ( _x1 < minx ) _i += (minx-_x1), n1 -= (minx-_x1), _x1 = minx; \
- if ( _x1 + _n1 >= maxx ) n1 -= (_x1 + n1 - maxx); \
- }
-
-#define HW_LOCK() do {} while(0);
-
-#define HW_CLIPLOOP() \
- do { \
- __DRIdrawablePrivate *dPriv = smesa->driDrawable; \
- int _nc = dPriv->numClipRects; \
- \
- while ( _nc-- ) { \
- int minx = dPriv->pClipRects[_nc].x1 - dPriv->x; \
- int miny = dPriv->pClipRects[_nc].y1 - dPriv->y; \
- int maxx = dPriv->pClipRects[_nc].x2 - dPriv->x; \
- int maxy = dPriv->pClipRects[_nc].y2 - dPriv->y;
-
-#define HW_ENDCLIPLOOP() \
- } \
- } while (0)
-
-#define HW_UNLOCK() do {} while(0);
-
-/* RGB565 */
-#define INIT_MONO_PIXEL(p, color) \
- p = SISPACKCOLOR565( color[0], color[1], color[2] )
-
-#define WRITE_RGBA( _x, _y, r, g, b, a ) \
- *(GLushort *)(buf + _x*2 + _y*smesa->drawPitch) = \
- (((r & 0xf8) << 8) | \
- ((g & 0xfc) << 3) | \
- (b >> 3))
-
-#define WRITE_PIXEL( _x, _y, p ) \
- *(GLushort *)(buf + _x*2 + _y*smesa->drawPitch) = p
-
-#define READ_RGBA( rgba, _x, _y ) \
-do { \
- GLushort p = *(GLushort *)(read_buf + _x*2 + _y*smesa->readPitch); \
- rgba[0] = (p & 0xf800) >> 8; \
- rgba[1] = (p & 0x07e0) >> 3; \
- rgba[2] = (p & 0x001f) << 3; \
- rgba[3] = 0xff; \
-} while(0)
-
-#define TAG(x) sis##x##_565
-#include "spantmp.h"
-
-
-/* ARGB8888 */
-#undef INIT_MONO_PIXEL
-#define INIT_MONO_PIXEL(p, color) \
- p = SISPACKCOLOR8888( color[0], color[1], color[2], color[3] )
-
-#define WRITE_RGBA( _x, _y, r, g, b, a ) \
- *(GLuint *)(buf + _x*4 + _y*smesa->drawPitch) = \
- (((a) << 24) | \
- ((r) << 16) | \
- ((g) << 8) | \
- ((b)))
-
-#define WRITE_PIXEL( _x, _y, p ) \
- *(GLuint *)(buf + _x*4 + _y*smesa->drawPitch) = p
-
-#define READ_RGBA( rgba, _x, _y ) \
-do { \
- GLuint p = *(GLuint *)(read_buf + _x*4 + _y*smesa->readPitch); \
- rgba[0] = (p >> 16) & 0xff; \
- rgba[1] = (p >> 8) & 0xff; \
- rgba[2] = (p >> 0) & 0xff; \
- rgba[3] = 0xff; \
-} while(0)
-
-#define TAG(x) sis##x##_8888
-#include "spantmp.h"
-
-
-/* 16 bit depthbuffer functions.
- */
-#define WRITE_DEPTH( _x, _y, d ) \
- *(GLushort *)(buf + _x*2 + _y*smesa->depthPitch) = d;
-
-#define READ_DEPTH( d, _x, _y ) \
- d = *(GLushort *)(buf + _x*2 + _y*smesa->depthPitch);
-
-#define TAG(x) sis##x##_16
-#include "depthtmp.h"
-
-
-/* 32 bit depthbuffer functions.
- */
-#define WRITE_DEPTH( _x, _y, d ) \
- *(GLuint *)(buf + _x*4 + _y*smesa->depthPitch) = d;
-
-#define READ_DEPTH( d, _x, _y ) \
- d = *(GLuint *)(buf + _x*4 + _y*smesa->depthPitch);
-
-#define TAG(x) sis##x##_32
-#include "depthtmp.h"
-
-
-/* 8/24 bit interleaved depth/stencil functions
- */
-#define WRITE_DEPTH( _x, _y, d ) { \
- GLuint tmp = *(GLuint *)(buf + _x*4 + _y*smesa->depthPitch); \
- tmp &= 0xff000000; \
- tmp |= (d & 0x00ffffff); \
- *(GLuint *)(buf + _x*4 + _y*smesa->depthPitch) = tmp; \
-}
-
-#define READ_DEPTH( d, _x, _y ) { \
- d = *(GLuint *)(buf + _x*4 + _y*smesa->depthPitch) & 0x00ffffff; \
-}
-
-#define TAG(x) sis##x##_24_8
-#include "depthtmp.h"
-
-#define WRITE_STENCIL( _x, _y, d ) { \
- GLuint tmp = *(GLuint *)(buf + _x*4 + _y*smesa->depthPitch); \
- tmp &= 0x00ffffff; \
- tmp |= (d << 24); \
- *(GLuint *)(buf + _x*4 + _y*smesa->depthPitch) = tmp; \
-}
-
-#define READ_STENCIL( d, _x, _y ) \
- d = (*(GLuint *)(buf + _x*4 + _y*smesa->depthPitch) & 0xff000000) >> 24;
-
-#define TAG(x) sis##x##_24_8
-#include "stenciltmp.h"
-
-/*
- * This function is called to specify which buffer to read and write
- * for software rasterization (swrast) fallbacks. This doesn't necessarily
- * correspond to glDrawBuffer() or glReadBuffer() calls.
- */
-static void sisDDSetBuffer( GLcontext *ctx,
- GLframebuffer *colorBuffer,
- GLuint bufferBit )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
-
- switch ( bufferBit ) {
- case FRONT_LEFT_BIT:
- smesa->drawOffset = smesa->readOffset = smesa->frontOffset;
- smesa->drawPitch = smesa->readPitch = smesa->frontPitch;
- break;
- case BACK_LEFT_BIT:
- smesa->drawOffset = smesa->readOffset = smesa->backOffset;
- smesa->drawPitch = smesa->readPitch = smesa->backPitch;
- break;
- default:
- break;
- }
-}
-
-static void sisSpanRenderStart( GLcontext *ctx )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
-
- WaitEngIdle( smesa );
-}
-
-static void sisSpanRenderFinish( GLcontext *ctx )
-{
- _swrast_flush( ctx );
-}
-
-void
-sisDDInitSpanFuncs( GLcontext *ctx )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
- struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx);
-
- swdd->SetBuffer = sisDDSetBuffer;
-
- switch (smesa->zFormat)
- {
- case SiS_ZFORMAT_Z16:
- swdd->ReadDepthSpan = sisReadDepthSpan_16;
- swdd->ReadDepthPixels = sisReadDepthPixels_16;
- swdd->WriteDepthSpan = sisWriteDepthSpan_16;
- swdd->WriteDepthPixels = sisWriteDepthPixels_16;
-
- swdd->ReadStencilSpan = NULL;
- swdd->ReadStencilPixels = NULL;
- swdd->WriteStencilSpan = NULL;
- swdd->WriteStencilPixels = NULL;
- break;
- case SiS_ZFORMAT_Z32:
- swdd->ReadDepthSpan = sisReadDepthSpan_32;
- swdd->ReadDepthPixels = sisReadDepthPixels_32;
- swdd->WriteDepthSpan = sisWriteDepthSpan_32;
- swdd->WriteDepthPixels = sisWriteDepthPixels_32;
-
- swdd->ReadStencilSpan = NULL;
- swdd->ReadStencilPixels = NULL;
- swdd->WriteStencilSpan = NULL;
- swdd->WriteStencilPixels = NULL;
- break;
- case SiS_ZFORMAT_S8Z24:
- swdd->ReadDepthSpan = sisReadDepthSpan_24_8;
- swdd->ReadDepthPixels = sisReadDepthPixels_24_8;
- swdd->WriteDepthSpan = sisWriteDepthSpan_24_8;
- swdd->WriteDepthPixels = sisWriteDepthPixels_24_8;
-
- swdd->ReadStencilSpan = sisReadStencilSpan_24_8;
- swdd->ReadStencilPixels = sisReadStencilPixels_24_8;
- swdd->WriteStencilSpan = sisWriteStencilSpan_24_8;
- swdd->WriteStencilPixels = sisWriteStencilPixels_24_8;
- break;
- }
-
- switch ( smesa->bytesPerPixel )
- {
- case 2:
- swdd->WriteRGBASpan = sisWriteRGBASpan_565;
- swdd->WriteRGBSpan = sisWriteRGBSpan_565;
- swdd->WriteMonoRGBASpan = sisWriteMonoRGBASpan_565;
- swdd->WriteRGBAPixels = sisWriteRGBAPixels_565;
- swdd->WriteMonoRGBAPixels = sisWriteMonoRGBAPixels_565;
- swdd->ReadRGBASpan = sisReadRGBASpan_565;
- swdd->ReadRGBAPixels = sisReadRGBAPixels_565;
- break;
- case 4:
- swdd->WriteRGBASpan = sisWriteRGBASpan_8888;
- swdd->WriteRGBSpan = sisWriteRGBSpan_8888;
- swdd->WriteMonoRGBASpan = sisWriteMonoRGBASpan_8888;
- swdd->WriteRGBAPixels = sisWriteRGBAPixels_8888;
- swdd->WriteMonoRGBAPixels = sisWriteMonoRGBAPixels_8888;
- swdd->ReadRGBASpan = sisReadRGBASpan_8888;
- swdd->ReadRGBAPixels = sisReadRGBAPixels_8888;
- break;
- default:
- assert(0);
- break;
- }
-
- swdd->WriteCI8Span = NULL;
- swdd->WriteCI32Span = NULL;
- swdd->WriteMonoCISpan = NULL;
- swdd->WriteCI32Pixels = NULL;
- swdd->WriteMonoCIPixels = NULL;
- swdd->ReadCI32Span = NULL;
- swdd->ReadCI32Pixels = NULL;
-
- swdd->SpanRenderStart = sisSpanRenderStart;
- swdd->SpanRenderFinish = sisSpanRenderFinish;
-}
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