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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_dd.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_dd.c322
1 files changed, 0 insertions, 322 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_dd.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_dd.c
deleted file mode 100644
index 02fbace5b..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_dd.c
+++ /dev/null
@@ -1,322 +0,0 @@
-/* -*- mode: c; c-basic-offset: 3 -*-
- *
- * Copyright 2000 VA Linux Systems Inc., Fremont, California.
- *
- * 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 (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 NONINFRINGEMENT. IN NO EVENT SHALL
- * VA LINUX SYSTEMS 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/tdfx/tdfx_dd.c,v 1.10 2002/10/30 12:52:00 alanh Exp $ */
-
-/*
- * Original rewrite:
- * Gareth Hughes <gareth@valinux.com>, 29 Sep - 1 Oct 2000
- *
- * Authors:
- * Gareth Hughes <gareth@valinux.com>
- * Brian Paul <brianp@valinux.com>
- *
- */
-
-#include "tdfx_context.h"
-#include "tdfx_dd.h"
-#include "tdfx_lock.h"
-#include "tdfx_vb.h"
-#include "tdfx_pixels.h"
-
-#include "context.h"
-#include "enums.h"
-#include "framebuffer.h"
-#include "swrast/swrast.h"
-#if defined(USE_X86_ASM)
-#include "x86/common_x86_asm.h"
-#endif
-
-
-#define TDFX_DATE "20040719"
-
-
-/* These are used in calls to FX_grColorMaskv() */
-const GLboolean false4[4] = { GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE };
-const GLboolean true4[4] = { GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE };
-
-
-
-/* KW: Put the word Mesa in the render string because quakeworld
- * checks for this rather than doing a glGet(GL_MAX_TEXTURE_SIZE).
- * Why?
- */
-static const GLubyte *tdfxDDGetString( GLcontext *ctx, GLenum name )
-{
- tdfxContextPtr fxMesa = (tdfxContextPtr) ctx->DriverCtx;
-
- switch ( name ) {
- case GL_RENDERER:
- {
- /* The renderer string must be per-context state to handle
- * multihead correctly.
- */
- char *buffer = fxMesa->rendererString;
- char hardware[100];
-
- LOCK_HARDWARE(fxMesa);
- strcpy( hardware, fxMesa->Glide.grGetString(GR_HARDWARE) );
- UNLOCK_HARDWARE(fxMesa);
-
- strcpy( buffer, "Mesa DRI " );
- strcat( buffer, TDFX_DATE );
- strcat( buffer, " " );
-
- if ( strcmp( hardware, "Voodoo3 (tm)" ) == 0 ) {
- strcat( buffer, "Voodoo3" );
- }
- else if ( strcmp( hardware, "Voodoo Banshee (tm)" ) == 0 ) {
- strcat( buffer, "VoodooBanshee" );
- }
- else if ( strcmp( hardware, "Voodoo4 (tm)" ) == 0 ) {
- strcat( buffer, "Voodoo4" );
- }
- else if ( strcmp( hardware, "Voodoo5 (tm)" ) == 0 ) {
- strcat( buffer, "Voodoo5" );
- }
- else {
- /* unexpected result: replace spaces with hyphens */
- int i;
- for ( i = 0 ; hardware[i] && i < 60 ; i++ ) {
- if ( hardware[i] == ' ' || hardware[i] == '\t' )
- hardware[i] = '-';
- }
- strcat( buffer, hardware );
- }
-
- /* Append any CPU-specific information.
- */
-#ifdef USE_X86_ASM
- if ( _mesa_x86_cpu_features ) {
- strncat( buffer, " x86", 4 );
- }
-#endif
-#ifdef USE_MMX_ASM
- if ( cpu_has_mmx ) {
- strncat( buffer, "/MMX", 4 );
- }
-#endif
-#ifdef USE_3DNOW_ASM
- if ( cpu_has_3dnow ) {
- strncat( buffer, "/3DNow!", 7 );
- }
-#endif
-#ifdef USE_SSE_ASM
- if ( cpu_has_xmm ) {
- strncat( buffer, "/SSE", 4 );
- }
-#endif
- return (const GLubyte *) buffer;
- }
- case GL_VENDOR:
- return (const GLubyte *)"VA Linux Systems, Inc.";
- default:
- return NULL;
- }
-}
-
-
-/* Return uptodate buffer size information.
- */
-static void tdfxDDGetBufferSize( GLframebuffer *buffer,
- GLuint *width, GLuint *height )
-{
- GET_CURRENT_CONTEXT(ctx);
- tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx);
-
- LOCK_HARDWARE( fxMesa );
- *width = fxMesa->width;
- *height = fxMesa->height;
- UNLOCK_HARDWARE( fxMesa );
-}
-
-
-
-/*
- * Return the current value of the occlusion test flag and
- * reset the flag (hardware counters) to false.
- */
-static GLboolean get_occlusion_result( GLcontext *ctx )
-{
- tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx);
- GLboolean result;
-
- LOCK_HARDWARE( fxMesa );
- fxMesa->Glide.grFinish(); /* required to flush the FIFO - FB 21-01-2002 */
-
- if (ctx->Depth.OcclusionTest) {
- if (ctx->OcclusionResult) {
- result = GL_TRUE; /* result of software rendering */
- }
- else {
- FxI32 zfail, in;
- fxMesa->Glide.grGet(GR_STATS_PIXELS_DEPTHFUNC_FAIL, 4, &zfail);
- fxMesa->Glide.grGet(GR_STATS_PIXELS_IN, 4, &in);
- /* Geometry is occluded if there is no input (in == 0) */
- /* or if all pixels failed the depth test (zfail == in) */
- /* The < 1 is there because I have empirically seen cases where */
- /* zfail > in.... go figure. FB - 21-01-2002. */
- result = ((in - zfail) < 1 || in == 0) ? GL_FALSE : GL_TRUE;
- }
- }
- else {
- result = ctx->OcclusionResultSaved;
- }
-
- /* reset results now */
- fxMesa->Glide.grReset(GR_STATS_PIXELS);
- ctx->OcclusionResult = GL_FALSE;
- ctx->OcclusionResultSaved = GL_FALSE;
-
- UNLOCK_HARDWARE( fxMesa );
-
- return result;
-}
-
-
-/*
- * We're only implementing this function to handle the
- * GL_OCCLUSTION_TEST_RESULT_HP case. It's special because it
- * has a side-effect: resetting the occlustion result flag.
- */
-static GLboolean tdfxDDGetBooleanv( GLcontext *ctx, GLenum pname,
- GLboolean *result )
-{
- if ( pname == GL_OCCLUSION_TEST_RESULT_HP ) {
- *result = get_occlusion_result( ctx );
- return GL_TRUE;
- }
- return GL_FALSE;
-}
-
-static GLboolean tdfxDDGetDoublev( GLcontext *ctx, GLenum pname,
- GLdouble *result )
-{
- if ( pname == GL_OCCLUSION_TEST_RESULT_HP ) {
- *result = (GLdouble) get_occlusion_result( ctx );
- return GL_TRUE;
- }
- return GL_FALSE;
-}
-
-static GLboolean tdfxDDGetFloatv( GLcontext *ctx, GLenum pname,
- GLfloat *result )
-{
- if ( pname == GL_OCCLUSION_TEST_RESULT_HP ) {
- *result = (GLfloat) get_occlusion_result( ctx );
- return GL_TRUE;
- }
- return GL_FALSE;
-}
-
-static GLboolean tdfxDDGetIntegerv( GLcontext *ctx, GLenum pname,
- GLint *result )
-{
- if ( pname == GL_OCCLUSION_TEST_RESULT_HP ) {
- *result = (GLint) get_occlusion_result( ctx );
- return GL_TRUE;
- }
- return GL_FALSE;
-}
-
-
-
-#define VISUAL_EQUALS_RGBA(vis, r, g, b, a) \
- ((vis->redBits == r) && \
- (vis->greenBits == g) && \
- (vis->blueBits == b) && \
- (vis->alphaBits == a))
-
-void tdfxDDInitDriverFuncs( const __GLcontextModes *visual,
- struct dd_function_table *functions )
-{
- if ( MESA_VERBOSE & VERBOSE_DRIVER ) {
- fprintf( stderr, "tdfx: %s()\n", __FUNCTION__ );
- }
-
- functions->GetString = tdfxDDGetString;
- functions->GetBufferSize = tdfxDDGetBufferSize;
- functions->ResizeBuffers = _mesa_resize_framebuffer;
-
- /* Accelerated paths
- */
- if ( VISUAL_EQUALS_RGBA(visual, 8, 8, 8, 8) )
- {
- functions->DrawPixels = tdfx_drawpixels_R8G8B8A8;
- functions->ReadPixels = tdfx_readpixels_R8G8B8A8;
- }
- else if ( VISUAL_EQUALS_RGBA(visual, 5, 6, 5, 0) )
- {
- functions->ReadPixels = tdfx_readpixels_R5G6B5;
- }
-
- functions->GetBooleanv = tdfxDDGetBooleanv;
- functions->GetDoublev = tdfxDDGetDoublev;
- functions->GetFloatv = tdfxDDGetFloatv;
- functions->GetIntegerv = tdfxDDGetIntegerv;
-}
-
-
-/*
- * These are here for lack of a better place.
- */
-
-void
-FX_grColorMaskv(GLcontext *ctx, const GLboolean rgba[4])
-{
- tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx);
- LOCK_HARDWARE(fxMesa);
- if (ctx->Visual.redBits == 8) {
- /* 32bpp mode */
- ASSERT( fxMesa->Glide.grColorMaskExt );
- fxMesa->Glide.grColorMaskExt(rgba[RCOMP], rgba[GCOMP],
- rgba[BCOMP], rgba[ACOMP]);
- }
- else {
- /* 16 bpp mode */
- /* we never have an alpha buffer */
- fxMesa->Glide.grColorMask(rgba[RCOMP] || rgba[GCOMP] || rgba[BCOMP],
- GL_FALSE);
- }
- UNLOCK_HARDWARE(fxMesa);
-}
-
-void
-FX_grColorMaskv_NoLock(GLcontext *ctx, const GLboolean rgba[4])
-{
- tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx);
- if (ctx->Visual.redBits == 8) {
- /* 32bpp mode */
- ASSERT( fxMesa->Glide.grColorMaskExt );
- fxMesa->Glide.grColorMaskExt(rgba[RCOMP], rgba[GCOMP],
- rgba[BCOMP], rgba[ACOMP]);
- }
- else {
- /* 16 bpp mode */
- /* we never have an alpha buffer */
- fxMesa->Glide.grColorMask(rgba[RCOMP] || rgba[GCOMP] || rgba[BCOMP],
- GL_FALSE);
- }
-}
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