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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/sis/sis_span.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/sis/sis_span.c237
1 files changed, 0 insertions, 237 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/sis/sis_span.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/sis/sis_span.c
deleted file mode 100644
index f0cf771d6..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/sis/sis_span.c
+++ /dev/null
@@ -1,237 +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 "sis_lock.h"
-#include "sis_tris.h"
-
-#include "swrast/swrast.h"
-
-#define DBG 0
-
-#define LOCAL_VARS \
- sisContextPtr smesa = SIS_CONTEXT(ctx); \
- __DRIdrawablePrivate *dPriv = smesa->driDrawable; \
- GLuint pitch = smesa->drawPitch; \
- 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); \
- __DRIdrawablePrivate *dPriv = smesa->driDrawable; \
- char *buf = smesa->depthbuffer; \
-
-#define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS
-
-#define HW_LOCK() do {} while(0);
-
-#define HW_UNLOCK() do {} while(0);
-
-/* RGB565 */
-#define SPANTMP_PIXEL_FMT GL_RGB
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5
-
-#define TAG(x) sis##x##_RGB565
-#define TAG2(x,y) sis##x##_RGB565##y
-#include "spantmp2.h"
-
-
-/* ARGB8888 */
-/* FIXME the old code always read back alpha as 0xff, i.e. fully opaque.
- Was there a reason to do so ? If so that'll won't work with that template... */
-#define SPANTMP_PIXEL_FMT GL_BGRA
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-
-#define TAG(x) sis##x##_ARGB8888
-#define TAG2(x,y) sis##x##_ARGB8888##y
-#include "spantmp2.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 BUFFER_BIT_FRONT_LEFT:
- smesa->drawOffset = smesa->readOffset = smesa->frontOffset;
- smesa->drawPitch = smesa->readPitch = smesa->frontPitch;
- break;
- case BUFFER_BIT_BACK_LEFT:
- smesa->drawOffset = smesa->readOffset = smesa->backOffset;
- smesa->drawPitch = smesa->readPitch = smesa->backPitch;
- break;
- default:
- break;
- }
-}
-
-void sisSpanRenderStart( GLcontext *ctx )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
-
- SIS_FIREVERTICES(smesa);
- LOCK_HARDWARE();
- WaitEngIdle( smesa );
-}
-
-void sisSpanRenderFinish( GLcontext *ctx )
-{
- sisContextPtr smesa = SIS_CONTEXT(ctx);
-
- _swrast_flush( ctx );
- UNLOCK_HARDWARE();
-}
-
-void
-sisDDInitSpanFuncs( GLcontext *ctx )
-{
- struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx);
-
- swdd->SetBuffer = sisDDSetBuffer;
- swdd->SpanRenderStart = sisSpanRenderStart;
- swdd->SpanRenderFinish = sisSpanRenderFinish;
-}
-
-
-
-/**
- * Plug in the Get/Put routines for the given driRenderbuffer.
- */
-void
-sisSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis)
-{
- if (drb->Base.InternalFormat == GL_RGBA) {
- if (vis->redBits == 5 && vis->greenBits == 6 && vis->blueBits == 5) {
- sisInitPointers_RGB565( &drb->Base );
- }
- else {
- sisInitPointers_ARGB8888( &drb->Base );
- }
- }
- else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) {
- drb->Base.GetRow = sisReadDepthSpan_16;
- drb->Base.GetValues = sisReadDepthPixels_16;
- drb->Base.PutRow = sisWriteDepthSpan_16;
- drb->Base.PutMonoRow = sisWriteMonoDepthSpan_16;
- drb->Base.PutValues = sisWriteDepthPixels_16;
- drb->Base.PutMonoValues = NULL;
- }
- else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) {
- drb->Base.GetRow = sisReadDepthSpan_24_8;
- drb->Base.GetValues = sisReadDepthPixels_24_8;
- drb->Base.PutRow = sisWriteDepthSpan_24_8;
- drb->Base.PutMonoRow = sisWriteMonoDepthSpan_24_8;
- drb->Base.PutValues = sisWriteDepthPixels_24_8;
- drb->Base.PutMonoValues = NULL;
- }
- else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT32) {
- drb->Base.GetRow = sisReadDepthSpan_32;
- drb->Base.GetValues = sisReadDepthPixels_32;
- drb->Base.PutRow = sisWriteDepthSpan_32;
- drb->Base.PutMonoRow = sisWriteMonoDepthSpan_32;
- drb->Base.PutValues = sisWriteDepthPixels_32;
- drb->Base.PutMonoValues = NULL;
- }
- else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) {
- drb->Base.GetRow = sisReadStencilSpan_24_8;
- drb->Base.GetValues = sisReadStencilPixels_24_8;
- drb->Base.PutRow = sisWriteStencilSpan_24_8;
- drb->Base.PutMonoRow = sisWriteMonoStencilSpan_24_8;
- drb->Base.PutValues = sisWriteStencilPixels_24_8;
- drb->Base.PutMonoValues = NULL;
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 13:49:59 +0000