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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/r128/r128_span.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/r128/r128_span.c368
1 files changed, 0 insertions, 368 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/r128/r128_span.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/r128/r128_span.c
deleted file mode 100644
index fd4722b3b..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/r128/r128_span.c
+++ /dev/null
@@ -1,368 +0,0 @@
-/* $XFree86: xc/lib/GL/mesa/src/drv/r128/r128_span.c,v 1.8 2002/10/30 12:51:39 alanh Exp $ */
-/**************************************************************************
-
-Copyright 1999, 2000 ATI Technologies Inc. and Precision Insight, Inc.,
- Cedar Park, Texas.
-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
-ATI, PRECISION INSIGHT AND/OR THEIR SUPPLIERS 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.
-
-**************************************************************************/
-
-/*
- * Authors:
- * Gareth Hughes <gareth@valinux.com>
- * Keith Whitwell <keith@tungstengraphics.com>
- * Kevin E. Martin <martin@valinux.com>
- *
- */
-
-#include "r128_context.h"
-#include "r128_ioctl.h"
-#include "r128_state.h"
-#include "r128_span.h"
-#include "r128_tex.h"
-
-#include "swrast/swrast.h"
-
-#define DBG 0
-
-#define HAVE_HW_DEPTH_SPANS 1
-#define HAVE_HW_DEPTH_PIXELS 1
-
-#define LOCAL_VARS \
- r128ContextPtr rmesa = R128_CONTEXT(ctx); \
- r128ScreenPtr r128scrn = rmesa->r128Screen; \
- __DRIscreenPrivate *sPriv = rmesa->driScreen; \
- __DRIdrawablePrivate *dPriv = rmesa->driDrawable; \
- GLuint pitch = r128scrn->frontPitch * r128scrn->cpp; \
- GLuint height = dPriv->h; \
- char *buf = (char *)(sPriv->pFB + \
- rmesa->drawOffset + \
- (dPriv->x * r128scrn->cpp) + \
- (dPriv->y * pitch)); \
- char *read_buf = (char *)(sPriv->pFB + \
- rmesa->readOffset + \
- (dPriv->x * r128scrn->cpp) + \
- (dPriv->y * pitch)); \
- GLuint p; \
- (void) read_buf; (void) buf; (void) p
-
-#define LOCAL_DEPTH_VARS \
- r128ContextPtr rmesa = R128_CONTEXT(ctx); \
- r128ScreenPtr r128scrn = rmesa->r128Screen; \
- __DRIscreenPrivate *sPriv = rmesa->driScreen; \
- __DRIdrawablePrivate *dPriv = rmesa->driDrawable; \
- GLuint height = dPriv->h; \
- (void) r128scrn; (void) sPriv; (void) height
-
-#define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS
-
-#define Y_FLIP( _y ) (height - _y - 1)
-
-#define HW_LOCK()
-
-#define HW_UNLOCK()
-
-
-
-/* ================================================================
- * Color buffer
- */
-
-/* 16 bit, RGB565 color spanline and pixel functions
- */
-#define SPANTMP_PIXEL_FMT GL_RGB
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5
-
-#define TAG(x) r128##x##_RGB565
-#define TAG2(x,y) r128##x##_RGB565##y
-#include "spantmp2.h"
-
-
-/* 32 bit, ARGB8888 color spanline and pixel functions
- */
-#define SPANTMP_PIXEL_FMT GL_BGRA
-#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-
-#define TAG(x) r128##x##_ARGB8888
-#define TAG2(x,y) r128##x##_ARGB8888##y
-#include "spantmp2.h"
-
-
-/* ================================================================
- * Depth buffer
- */
-
-/* 16-bit depth buffer functions
- */
-
-#define WRITE_DEPTH_SPAN() \
- r128WriteDepthSpanLocked( rmesa, n, \
- x + dPriv->x, \
- y + dPriv->y, \
- depth, mask );
-
-#define WRITE_DEPTH_PIXELS() \
-do { \
- GLint ox[MAX_WIDTH]; \
- GLint oy[MAX_WIDTH]; \
- for ( i = 0 ; i < n ; i++ ) { \
- ox[i] = x[i] + dPriv->x; \
- oy[i] = Y_FLIP( y[i] ) + dPriv->y; \
- } \
- r128WriteDepthPixelsLocked( rmesa, n, ox, oy, depth, mask ); \
-} while (0)
-
-#define READ_DEPTH_SPAN() \
-do { \
- GLushort *buf = (GLushort *)((GLubyte *)sPriv->pFB + \
- r128scrn->spanOffset); \
- GLint i; \
- \
- r128ReadDepthSpanLocked( rmesa, n, \
- x + dPriv->x, \
- y + dPriv->y ); \
- r128WaitForIdleLocked( rmesa ); \
- \
- for ( i = 0 ; i < n ; i++ ) { \
- depth[i] = buf[i]; \
- } \
-} while (0)
-
-#define READ_DEPTH_PIXELS() \
-do { \
- GLushort *buf = (GLushort *)((GLubyte *)sPriv->pFB + \
- r128scrn->spanOffset); \
- GLint i, remaining = n; \
- \
- while ( remaining > 0 ) { \
- GLint ox[128]; \
- GLint oy[128]; \
- GLint count; \
- \
- if ( remaining <= 128 ) { \
- count = remaining; \
- } else { \
- count = 128; \
- } \
- for ( i = 0 ; i < count ; i++ ) { \
- ox[i] = x[i] + dPriv->x; \
- oy[i] = Y_FLIP( y[i] ) + dPriv->y; \
- } \
- \
- r128ReadDepthPixelsLocked( rmesa, count, ox, oy ); \
- r128WaitForIdleLocked( rmesa ); \
- \
- for ( i = 0 ; i < count ; i++ ) { \
- depth[i] = buf[i]; \
- } \
- depth += count; \
- x += count; \
- y += count; \
- remaining -= count; \
- } \
-} while (0)
-
-#define TAG(x) r128##x##_16
-#include "depthtmp.h"
-
-
-/* 24-bit depth, 8-bit stencil buffer functions
- */
-#define WRITE_DEPTH_SPAN() \
- r128WriteDepthSpanLocked( rmesa, n, \
- x + dPriv->x, \
- y + dPriv->y, \
- depth, mask );
-
-#define WRITE_DEPTH_PIXELS() \
-do { \
- GLint ox[MAX_WIDTH]; \
- GLint oy[MAX_WIDTH]; \
- for ( i = 0 ; i < n ; i++ ) { \
- ox[i] = x[i] + dPriv->x; \
- oy[i] = Y_FLIP( y[i] ) + dPriv->y; \
- } \
- r128WriteDepthPixelsLocked( rmesa, n, ox, oy, depth, mask ); \
-} while (0)
-
-#define READ_DEPTH_SPAN() \
-do { \
- GLuint *buf = (GLuint *)((GLubyte *)sPriv->pFB + \
- r128scrn->spanOffset); \
- GLint i; \
- \
- r128ReadDepthSpanLocked( rmesa, n, \
- x + dPriv->x, \
- y + dPriv->y ); \
- r128WaitForIdleLocked( rmesa ); \
- \
- for ( i = 0 ; i < n ; i++ ) { \
- depth[i] = buf[i] & 0x00ffffff; \
- } \
-} while (0)
-
-#define READ_DEPTH_PIXELS() \
-do { \
- GLuint *buf = (GLuint *)((GLubyte *)sPriv->pFB + \
- r128scrn->spanOffset); \
- GLint i, remaining = n; \
- \
- while ( remaining > 0 ) { \
- GLint ox[128]; \
- GLint oy[128]; \
- GLint count; \
- \
- if ( remaining <= 128 ) { \
- count = remaining; \
- } else { \
- count = 128; \
- } \
- for ( i = 0 ; i < count ; i++ ) { \
- ox[i] = x[i] + dPriv->x; \
- oy[i] = Y_FLIP( y[i] ) + dPriv->y; \
- } \
- \
- r128ReadDepthPixelsLocked( rmesa, count, ox, oy ); \
- r128WaitForIdleLocked( rmesa ); \
- \
- for ( i = 0 ; i < count ; i++ ) { \
- depth[i] = buf[i] & 0x00ffffff; \
- } \
- depth += count; \
- x += count; \
- y += count; \
- remaining -= count; \
- } \
-} while (0)
-
-#define TAG(x) r128##x##_24_8
-#include "depthtmp.h"
-
-
-
-/* ================================================================
- * Stencil buffer
- */
-
-/* FIXME: Add support for hardware stencil buffers.
- */
-
-/*
- * 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 r128DDSetBuffer( GLcontext *ctx,
- GLframebuffer *colorBuffer,
- GLuint bufferBit )
-{
- r128ContextPtr rmesa = R128_CONTEXT(ctx);
-
- switch ( bufferBit ) {
- case BUFFER_BIT_FRONT_LEFT:
- if ( rmesa->sarea->pfCurrentPage == 1 ) {
- rmesa->drawOffset = rmesa->readOffset = rmesa->r128Screen->backOffset;
- rmesa->drawPitch = rmesa->readPitch = rmesa->r128Screen->backPitch;
- } else {
- rmesa->drawOffset = rmesa->readOffset = rmesa->r128Screen->frontOffset;
- rmesa->drawPitch = rmesa->readPitch = rmesa->r128Screen->frontPitch;
- }
- break;
- case BUFFER_BIT_BACK_LEFT:
- if ( rmesa->sarea->pfCurrentPage == 1 ) {
- rmesa->drawOffset = rmesa->readOffset = rmesa->r128Screen->frontOffset;
- rmesa->drawPitch = rmesa->readPitch = rmesa->r128Screen->frontPitch;
- } else {
- rmesa->drawOffset = rmesa->readOffset = rmesa->r128Screen->backOffset;
- rmesa->drawPitch = rmesa->readPitch = rmesa->r128Screen->backPitch;
- }
- break;
- default:
- break;
- }
-}
-
-void r128SpanRenderStart( GLcontext *ctx )
-{
- r128ContextPtr rmesa = R128_CONTEXT(ctx);
- FLUSH_BATCH(rmesa);
- LOCK_HARDWARE(rmesa);
- r128WaitForIdleLocked( rmesa );
-}
-
-void r128SpanRenderFinish( GLcontext *ctx )
-{
- r128ContextPtr rmesa = R128_CONTEXT(ctx);
- _swrast_flush( ctx );
- UNLOCK_HARDWARE( rmesa );
-}
-
-void r128DDInitSpanFuncs( GLcontext *ctx )
-{
- r128ContextPtr rmesa = R128_CONTEXT(ctx);
- struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx);
-
- swdd->SetBuffer = r128DDSetBuffer;
- swdd->SpanRenderStart = r128SpanRenderStart;
- swdd->SpanRenderFinish = r128SpanRenderFinish;
-}
-
-
-/**
- * Plug in the Get/Put routines for the given driRenderbuffer.
- */
-void
-r128SetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis)
-{
- if (drb->Base.InternalFormat == GL_RGBA) {
- if (vis->redBits == 5 && vis->greenBits == 6 && vis->blueBits == 5) {
- r128InitPointers_RGB565(&drb->Base);
- }
- else {
- r128InitPointers_ARGB8888(&drb->Base);
- }
- }
- else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) {
- drb->Base.GetRow = r128ReadDepthSpan_16;
- drb->Base.GetValues = r128ReadDepthPixels_16;
- drb->Base.PutRow = r128WriteDepthSpan_16;
- drb->Base.PutMonoRow = r128WriteMonoDepthSpan_16;
- drb->Base.PutValues = r128WriteDepthPixels_16;
- drb->Base.PutMonoValues = NULL;
- }
- else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) {
- drb->Base.GetRow = r128ReadDepthSpan_24_8;
- drb->Base.GetValues = r128ReadDepthPixels_24_8;
- drb->Base.PutRow = r128WriteDepthSpan_24_8;
- drb->Base.PutMonoRow = r128WriteMonoDepthSpan_24_8;
- drb->Base.PutValues = r128WriteDepthPixels_24_8;
- drb->Base.PutMonoValues = NULL;
- }
- else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) {
- drb->Base.GetRow = NULL;
- drb->Base.GetValues = NULL;
- drb->Base.PutRow = NULL;
- drb->Base.PutMonoRow = NULL;
- drb->Base.PutValues = NULL;
- drb->Base.PutMonoValues = NULL;
- }
-}
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