diff options
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.c | 322 |
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); - } -} |