diff options
Diffstat (limited to 'xc/extras/Mesa/src/FX/fxddtex.c')
| -rw-r--r-- | xc/extras/Mesa/src/FX/fxddtex.c | 1089 |
1 files changed, 0 insertions, 1089 deletions
diff --git a/xc/extras/Mesa/src/FX/fxddtex.c b/xc/extras/Mesa/src/FX/fxddtex.c deleted file mode 100644 index 3c3caa4ee..000000000 --- a/xc/extras/Mesa/src/FX/fxddtex.c +++ /dev/null @@ -1,1089 +0,0 @@ -/* -*- mode: C; tab-width:8; c-basic-offset:2 -*- */ - -/* - * Mesa 3-D graphics library - * Version: 3.3 - * - * Copyright (C) 1999-2000 Brian Paul 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 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 - * BRIAN PAUL 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. - * - * - * Original Mesa / 3Dfx device driver (C) 1999 David Bucciarelli, by the - * terms stated above. - * - * Thank you for your contribution, David! - * - * Please make note of the above copyright/license statement. If you - * contributed code or bug fixes to this code under the previous (GNU - * Library) license and object to the new license, your code will be - * removed at your request. Please see the Mesa docs/COPYRIGHT file - * for more information. - * - * Additional Mesa/3Dfx driver developers: - * Daryll Strauss <daryll@precisioninsight.com> - * Keith Whitwell <keith@precisioninsight.com> - * - * See fxapi.h for more revision/author details. - */ - - -#ifdef HAVE_CONFIG_H -#include "conf.h" -#endif - -#if defined(FX) - -#include "fxdrv.h" -#include "image.h" -#include "texutil.h" - - -void fxPrintTextureData(tfxTexInfo *ti) -{ - fprintf(stderr, "Texture Data:\n"); - if (ti->tObj) { - fprintf(stderr, "\tName: %d\n", ti->tObj->Name); - fprintf(stderr, "\tBaseLevel: %d\n", ti->tObj->BaseLevel); - fprintf(stderr, "\tSize: %d x %d\n", - ti->tObj->Image[ti->tObj->BaseLevel]->Width, - ti->tObj->Image[ti->tObj->BaseLevel]->Height); - } else - fprintf(stderr, "\tName: UNNAMED\n"); - fprintf(stderr, "\tLast used: %d\n", ti->lastTimeUsed); - fprintf(stderr, "\tTMU: %ld\n", ti->whichTMU); - fprintf(stderr, "\t%s\n", (ti->isInTM)?"In TMU":"Not in TMU"); - if (ti->tm[0]) - fprintf(stderr, "\tMem0: %x-%x\n", (unsigned) ti->tm[0]->startAddr, - (unsigned) ti->tm[0]->endAddr); - if (ti->tm[1]) - fprintf(stderr, "\tMem1: %x-%x\n", (unsigned) ti->tm[1]->startAddr, - (unsigned) ti->tm[1]->endAddr); - fprintf(stderr, "\tMipmaps: %d-%d\n", ti->minLevel, ti->maxLevel); - fprintf(stderr, "\tFilters: min %d min %d\n", - (int) ti->minFilt, (int) ti->maxFilt); - fprintf(stderr, "\tClamps: s %d t %d\n", (int) ti->sClamp, (int) ti->tClamp); - fprintf(stderr, "\tScales: s %f t %f\n", ti->sScale, ti->tScale); - fprintf(stderr, "\tInt Scales: s %d t %d\n", - ti->int_sScale/0x800000, ti->int_tScale/0x800000); - fprintf(stderr, "\t%s\n", (ti->fixedPalette)?"Fixed palette":"Non fixed palette"); - fprintf(stderr, "\t%s\n", (ti->validated)?"Validated":"Not validated"); -} - - -/************************************************************************/ -/*************************** Texture Mapping ****************************/ -/************************************************************************/ - -static void fxTexInvalidate(GLcontext *ctx, struct gl_texture_object *tObj) -{ - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; - tfxTexInfo *ti; - - ti=fxTMGetTexInfo(tObj); - if (ti->isInTM) fxTMMoveOutTM(fxMesa,tObj); /* TO DO: SLOW but easy to write */ - - ti->validated=GL_FALSE; - fxMesa->new_state|=FX_NEW_TEXTURING; - ctx->Driver.RenderStart = fxSetupFXUnits; -} - -static tfxTexInfo *fxAllocTexObjData(fxMesaContext fxMesa) -{ - tfxTexInfo *ti; - int i; - - if(!(ti=CALLOC(sizeof(tfxTexInfo)))) { - fprintf(stderr,"fx Driver: out of memory !\n"); - fxCloseHardware(); - exit(-1); - } - - ti->validated=GL_FALSE; - ti->isInTM=GL_FALSE; - - ti->whichTMU=FX_TMU_NONE; - - ti->tm[FX_TMU0]=NULL; - ti->tm[FX_TMU1]=NULL; - - ti->minFilt=GR_TEXTUREFILTER_POINT_SAMPLED; - ti->maxFilt=GR_TEXTUREFILTER_BILINEAR; - - ti->sClamp=GR_TEXTURECLAMP_WRAP; - ti->tClamp=GR_TEXTURECLAMP_WRAP; - - ti->mmMode=GR_MIPMAP_NEAREST; - ti->LODblend=FXFALSE; - - for(i=0;i<MAX_TEXTURE_LEVELS;i++) { - ti->mipmapLevel[i].data=NULL; - } - - return ti; -} - -void fxDDTexBind(GLcontext *ctx, GLenum target, struct gl_texture_object *tObj) -{ - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; - tfxTexInfo *ti; - - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDTexBind(%d,%x)\n",tObj->Name,(GLuint)tObj->DriverData); - } - - if(target!=GL_TEXTURE_2D) - return; - - if (!tObj->DriverData) { - tObj->DriverData=fxAllocTexObjData(fxMesa); - } - - ti=fxTMGetTexInfo(tObj); - - fxMesa->texBindNumber++; - ti->lastTimeUsed=fxMesa->texBindNumber; - - fxMesa->new_state|=FX_NEW_TEXTURING; - ctx->Driver.RenderStart = fxSetupFXUnits; -} - -void fxDDTexEnv(GLcontext *ctx, GLenum target, GLenum pname, const GLfloat *param) -{ - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; - - if (MESA_VERBOSE&VERBOSE_DRIVER) { - if(param) - fprintf(stderr,"fxmesa: texenv(%x,%x)\n",pname,(GLint)(*param)); - else - fprintf(stderr,"fxmesa: texenv(%x)\n",pname); - } - - /* apply any lod biasing right now */ - if (pname==GL_TEXTURE_LOD_BIAS_EXT) { - FX_grTexLodBiasValue(GR_TMU0,*param); - - if(fxMesa->haveTwoTMUs) { - FX_grTexLodBiasValue(GR_TMU1,*param); - } - - } - - fxMesa->new_state|=FX_NEW_TEXTURING; - ctx->Driver.RenderStart = fxSetupFXUnits; -} - -void fxDDTexParam(GLcontext *ctx, GLenum target, struct gl_texture_object *tObj, - GLenum pname, const GLfloat *params) -{ - fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx; - GLenum param=(GLenum)(GLint)params[0]; - tfxTexInfo *ti; - - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDTexParam(%d,%x,%x,%x)\n",tObj->Name,(GLuint)tObj->DriverData,pname,param); - } - - if(target!=GL_TEXTURE_2D) - return; - - if (!tObj->DriverData) - tObj->DriverData=fxAllocTexObjData(fxMesa); - - ti=fxTMGetTexInfo(tObj); - - switch(pname) { - - case GL_TEXTURE_MIN_FILTER: - switch(param) { - case GL_NEAREST: - ti->mmMode=GR_MIPMAP_DISABLE; - ti->minFilt=GR_TEXTUREFILTER_POINT_SAMPLED; - ti->LODblend=FXFALSE; - break; - case GL_LINEAR: - ti->mmMode=GR_MIPMAP_DISABLE; - ti->minFilt=GR_TEXTUREFILTER_BILINEAR; - ti->LODblend=FXFALSE; - break; - case GL_NEAREST_MIPMAP_NEAREST: - ti->mmMode=GR_MIPMAP_NEAREST; - ti->minFilt=GR_TEXTUREFILTER_POINT_SAMPLED; - ti->LODblend=FXFALSE; - break; - case GL_LINEAR_MIPMAP_NEAREST: - ti->mmMode=GR_MIPMAP_NEAREST; - ti->minFilt=GR_TEXTUREFILTER_BILINEAR; - ti->LODblend=FXFALSE; - break; - case GL_NEAREST_MIPMAP_LINEAR: - if(fxMesa->haveTwoTMUs) { - ti->mmMode=GR_MIPMAP_NEAREST; - ti->LODblend=FXTRUE; - } else { - ti->mmMode=GR_MIPMAP_NEAREST_DITHER; - ti->LODblend=FXFALSE; - } - ti->minFilt=GR_TEXTUREFILTER_POINT_SAMPLED; - break; - case GL_LINEAR_MIPMAP_LINEAR: - if(fxMesa->haveTwoTMUs) { - ti->mmMode=GR_MIPMAP_NEAREST; - ti->LODblend=FXTRUE; - } else { - ti->mmMode=GR_MIPMAP_NEAREST_DITHER; - ti->LODblend=FXFALSE; - } - ti->minFilt=GR_TEXTUREFILTER_BILINEAR; - break; - default: - break; - } - fxTexInvalidate(ctx,tObj); - break; - - case GL_TEXTURE_MAG_FILTER: - switch(param) { - case GL_NEAREST: - ti->maxFilt=GR_TEXTUREFILTER_POINT_SAMPLED; - break; - case GL_LINEAR: - ti->maxFilt=GR_TEXTUREFILTER_BILINEAR; - break; - default: - break; - } - fxTexInvalidate(ctx,tObj); - break; - - case GL_TEXTURE_WRAP_S: - switch(param) { - case GL_CLAMP: - ti->sClamp=GR_TEXTURECLAMP_CLAMP; - break; - case GL_REPEAT: - ti->sClamp=GR_TEXTURECLAMP_WRAP; - break; - default: - break; - } - fxMesa->new_state|=FX_NEW_TEXTURING; - ctx->Driver.RenderStart = fxSetupFXUnits; - break; - - case GL_TEXTURE_WRAP_T: - switch(param) { - case GL_CLAMP: - ti->tClamp=GR_TEXTURECLAMP_CLAMP; - break; - case GL_REPEAT: - ti->tClamp=GR_TEXTURECLAMP_WRAP; - break; - default: - break; - } - fxMesa->new_state|=FX_NEW_TEXTURING; - ctx->Driver.RenderStart = fxSetupFXUnits; - break; - - case GL_TEXTURE_BORDER_COLOR: - /* TO DO */ - break; - - case GL_TEXTURE_MIN_LOD: - /* TO DO */ - break; - case GL_TEXTURE_MAX_LOD: - /* TO DO */ - break; - case GL_TEXTURE_BASE_LEVEL: - fxTexInvalidate(ctx,tObj); - break; - case GL_TEXTURE_MAX_LEVEL: - fxTexInvalidate(ctx,tObj); - break; - - default: - break; - } -} - -void fxDDTexDel(GLcontext *ctx, struct gl_texture_object *tObj) -{ - fxMesaContext fxMesa = FX_CONTEXT(ctx); - tfxTexInfo *ti = fxTMGetTexInfo(tObj); - - if (MESA_VERBOSE & VERBOSE_DRIVER) { - fprintf(stderr, "fxmesa: fxDDTexDel(%d,%p)\n", tObj->Name, ti); - } - - if (!ti) - return; - - fxTMFreeTexture(fxMesa, tObj); - - FREE(ti); - tObj->DriverData = NULL; - - ctx->NewState |= NEW_TEXTURING; -} - - - -/* - * Convert a gl_color_table texture palette to Glide's format. - */ -static void -convertPalette(FxU32 data[256], const struct gl_color_table *table) -{ - const GLubyte *tableUB = (const GLubyte *) table->Table; - GLint width = table->Size; - FxU32 r, g, b, a; - GLint i; - - ASSERT(table->TableType == GL_UNSIGNED_BYTE); - - switch (table->Format) { - case GL_INTENSITY: - for (i = 0; i < width; i++) { - r = tableUB[i]; - g = tableUB[i]; - b = tableUB[i]; - a = tableUB[i]; - data[i] = (a << 24) | (r << 16) | (g << 8) | b; - } - break; - case GL_LUMINANCE: - for (i = 0; i < width; i++) { - r = tableUB[i]; - g = tableUB[i]; - b = tableUB[i]; - a = 255; - data[i] = (a << 24) | (r << 16) | (g << 8) | b; - } - break; - case GL_ALPHA: - for (i = 0; i < width; i++) { - r = g = b = 255; - a = tableUB[i]; - data[i] = (a << 24) | (r << 16) | (g << 8) | b; - } - break; - case GL_LUMINANCE_ALPHA: - for (i = 0; i < width; i++) { - r = g = b = tableUB[i*2+0]; - a = tableUB[i*2+1]; - data[i] = (a << 24) | (r << 16) | (g << 8) | b; - } - break; - case GL_RGB: - for (i = 0; i < width; i++) { - r = tableUB[i*3+0]; - g = tableUB[i*3+1]; - b = tableUB[i*3+2]; - a = 255; - data[i] = (a << 24) | (r << 16) | (g << 8) | b; - } - break; - case GL_RGBA: - for (i = 0; i < width; i++) { - r = tableUB[i*4+0]; - g = tableUB[i*4+1]; - b = tableUB[i*4+2]; - a = tableUB[i*4+3]; - data[i] = (a << 24) | (r << 16) | (g << 8) | b; - } - break; - } -} - - -void fxDDTexPalette(GLcontext *ctx, struct gl_texture_object *tObj) -{ - fxMesaContext fxMesa = FX_CONTEXT(ctx); - - if (tObj) { - /* per-texture palette */ - tfxTexInfo *ti; - if (MESA_VERBOSE & VERBOSE_DRIVER) { - fprintf(stderr, "fxmesa: fxDDTexPalette(%d,%x)\n", - tObj->Name, (GLuint) tObj->DriverData); - } - if (!tObj->DriverData) - tObj->DriverData = fxAllocTexObjData(fxMesa); - ti = fxTMGetTexInfo(tObj); - convertPalette(ti->palette.data, &tObj->Palette); - fxTexInvalidate(ctx, tObj); - } - else { - /* global texture palette */ - if (MESA_VERBOSE & VERBOSE_DRIVER) { - fprintf(stderr, "fxmesa: fxDDTexPalette(global)\n"); - } - convertPalette(fxMesa->glbPalette.data, &ctx->Texture.Palette); - fxMesa->new_state |= FX_NEW_TEXTURING; - ctx->Driver.RenderStart = fxSetupFXUnits; - } -} - - -void fxDDTexUseGlbPalette(GLcontext *ctx, GLboolean state) -{ - fxMesaContext fxMesa = FX_CONTEXT(ctx); - - if (MESA_VERBOSE&VERBOSE_DRIVER) { - fprintf(stderr,"fxmesa: fxDDTexUseGlbPalette(%d)\n",state); - } - - if (state) { - fxMesa->haveGlobalPaletteTexture = 1; - - FX_grTexDownloadTable(GR_TMU0,GR_TEXTABLE_PALETTE, &(fxMesa->glbPalette)); - if (fxMesa->haveTwoTMUs) - FX_grTexDownloadTable(GR_TMU1, GR_TEXTABLE_PALETTE, &(fxMesa->glbPalette)); - } - else { - fxMesa->haveGlobalPaletteTexture = 0; - - if ((ctx->Texture.Unit[0].Current == ctx->Texture.Unit[0].CurrentD[2]) && - (ctx->Texture.Unit[0].Current != NULL)) { - struct gl_texture_object *tObj = ctx->Texture.Unit[0].Current; - - if (!tObj->DriverData) - tObj->DriverData = fxAllocTexObjData(fxMesa); - - fxTexInvalidate(ctx, tObj); - } - } -} - - -static int logbase2(int n) -{ - GLint i = 1; - GLint log2 = 0; - - if (n<0) { - return -1; - } - - while (n > i) { - i *= 2; - log2++; - } - if (i != n) { - return -1; - } - else { - return log2; - } -} - -/* Need different versions for different cpus. - */ -#define INT_TRICK(l2) (0x800000 * (l2)) -int fxTexGetInfo(int w, int h, GrLOD_t *lodlevel, - GrAspectRatio_t *aspectratio, - float *sscale, float *tscale, - int *i_sscale, int *i_tscale, - int *wscale, int *hscale) -{ - int logw, logh, ar, l, is, it, ws, hs; - float s, t; - - logw=logbase2(w); - logh=logbase2(h); - ar=logw-logh; - /* Hardware only allows a maximum aspect ratio of 8x1, so handle - |ar|>3 by scaling the image and using an 8x1 aspect ratio */ - if (ar>=0) { - l=logw; - s=256.0; - is=INT_TRICK(8); - ws=1; - if (ar<3) { - t=256>>ar; - it=INT_TRICK(8-ar); - hs=1; - } else { - t=32.0; - it=INT_TRICK(5); - hs=1<<(ar-3); - } - } else { - l=logh; - t=256.0; - it=INT_TRICK(8); - hs=1; - if (-ar<3) { - s=256>>-ar; - is=INT_TRICK(8+ar); - ws=1; - } else { - s=32.0; - is=INT_TRICK(5); - ws=1<<(-ar-3); - } - } - if (ar<-3) ar=-3; - if (ar>3) ar=3; - - /* The above numbers are calculated sensibly and work for Glide3, but - we change them to the whacky glide2 values if needed. */ -#ifdef FX_GLIDE3 - if (lodlevel) *lodlevel=l; - if (aspectratio) *aspectratio=ar; -#else - if (lodlevel) *lodlevel=8-l; - if (aspectratio) *aspectratio=3-ar; -#endif - if (sscale) *sscale=s; - if (tscale) *tscale=t; - if (wscale) *wscale=ws; - if (hscale) *hscale=hs; - if (i_sscale) *i_sscale = is; - if (i_tscale) *i_tscale = it; - return 1; -} - -/* - * Given an OpenGL internal texture format, return the corresponding - * Glide internal texture format and base texture format. - */ -void fxTexGetFormat(GLenum glformat, GrTextureFormat_t *tfmt, GLint *ifmt) -{ - switch(glformat) { - case 1: - case GL_LUMINANCE: - case GL_LUMINANCE4: - case GL_LUMINANCE8: - case GL_LUMINANCE12: - case GL_LUMINANCE16: - if(tfmt) - (*tfmt)=GR_TEXFMT_INTENSITY_8; - if(ifmt) - (*ifmt)=GL_LUMINANCE; - break; - case 2: - case GL_LUMINANCE_ALPHA: - case GL_LUMINANCE4_ALPHA4: - case GL_LUMINANCE6_ALPHA2: - case GL_LUMINANCE8_ALPHA8: - case GL_LUMINANCE12_ALPHA4: - case GL_LUMINANCE12_ALPHA12: - case GL_LUMINANCE16_ALPHA16: - if(tfmt) - (*tfmt)=GR_TEXFMT_ALPHA_INTENSITY_88; - if(ifmt) - (*ifmt)=GL_LUMINANCE_ALPHA; - break; - case GL_INTENSITY: - case GL_INTENSITY4: - case GL_INTENSITY8: - case GL_INTENSITY12: - case GL_INTENSITY16: - if(tfmt) - (*tfmt)=GR_TEXFMT_ALPHA_8; - if(ifmt) - (*ifmt)=GL_INTENSITY; - break; - case GL_ALPHA: - case GL_ALPHA4: - case GL_ALPHA8: - case GL_ALPHA12: - case GL_ALPHA16: - if(tfmt) - (*tfmt)=GR_TEXFMT_ALPHA_8; - if(ifmt) - (*ifmt)=GL_ALPHA; - break; - case 3: - case GL_RGB: - case GL_R3_G3_B2: - case GL_RGB4: - case GL_RGB5: - if(tfmt) - (*tfmt)=GR_TEXFMT_RGB_565; - if(ifmt) - (*ifmt)=GL_RGB; - break; - case GL_RGB8: - case GL_RGB10: - case GL_RGB12: - case GL_RGB16: - if(tfmt) - (*tfmt)=GR_TEXFMT_ARGB_8888; - if(ifmt) - (*ifmt)=GL_RGB; - break; - case 4: - case GL_RGBA: - case GL_RGBA2: - case GL_RGBA4: - if(tfmt) - (*tfmt)=GR_TEXFMT_ARGB_4444; - if(ifmt) - (*ifmt)=GL_RGBA; - break; - case GL_RGBA8: - case GL_RGB10_A2: - case GL_RGBA12: - case GL_RGBA16: - if(tfmt) - (*tfmt)=GR_TEXFMT_ARGB_8888; - if(ifmt) - (*ifmt)=GL_RGBA; - break; - case GL_RGB5_A1: - if(tfmt) - (*tfmt)=GR_TEXFMT_ARGB_1555; - if(ifmt) - (*ifmt)=GL_RGBA; - break; - case GL_COLOR_INDEX: - case GL_COLOR_INDEX1_EXT: - case GL_COLOR_INDEX2_EXT: - case GL_COLOR_INDEX4_EXT: - case GL_COLOR_INDEX8_EXT: - case GL_COLOR_INDEX12_EXT: - case GL_COLOR_INDEX16_EXT: - if(tfmt) - (*tfmt)=GR_TEXFMT_P_8; - if(ifmt) - (*ifmt)=GL_RGBA; /* XXX why is this RGBA? */ - break; - default: - fprintf(stderr, - "fx Driver: unsupported internalFormat in fxTexGetFormat()\n"); - fxCloseHardware(); - exit(-1); - break; - } -} - -static GLboolean fxIsTexSupported(GLenum target, GLint internalFormat, - const struct gl_texture_image *image) -{ - if(target != GL_TEXTURE_2D) - return GL_FALSE; - - if(!fxTexGetInfo(image->Width,image->Height,NULL,NULL,NULL,NULL,NULL,NULL, - NULL,NULL)) - return GL_FALSE; - - if (image->Border > 0) - return GL_FALSE; - - return GL_TRUE; -} - - -/**********************************************************************/ -/**** NEW TEXTURE IMAGE FUNCTIONS ****/ -/**********************************************************************/ - -GLboolean fxDDTexImage2D(GLcontext *ctx, GLenum target, GLint level, - GLenum format, GLenum type, const GLvoid *pixels, - const struct gl_pixelstore_attrib *packing, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage, - GLboolean *retainInternalCopy) -{ - fxMesaContext fxMesa = (fxMesaContext)ctx->DriverCtx; - - if (target != GL_TEXTURE_2D) - return GL_FALSE; - - if (!texObj->DriverData) - texObj->DriverData = fxAllocTexObjData(fxMesa); - - if (fxIsTexSupported(target, texImage->IntFormat, texImage)) { - GrTextureFormat_t gldformat; - tfxTexInfo *ti = fxTMGetTexInfo(texObj); - tfxMipMapLevel *mml = &ti->mipmapLevel[level]; - GLint dstWidth, dstHeight, wScale, hScale, texelSize, dstStride; - MesaIntTexFormat intFormat; - - fxTexGetFormat(texImage->IntFormat, &gldformat, NULL); - - fxTexGetInfo(texImage->Width, texImage->Height, NULL,NULL,NULL,NULL, - NULL,NULL, &wScale, &hScale); - - dstWidth = texImage->Width * wScale; - dstHeight = texImage->Height * hScale; - - switch (texImage->IntFormat) { - case GL_INTENSITY: - case GL_INTENSITY4: - case GL_INTENSITY8: - case GL_INTENSITY12: - case GL_INTENSITY16: - texelSize = 1; - intFormat = MESA_I8; - break; - case 1: - case GL_LUMINANCE: - case GL_LUMINANCE4: - case GL_LUMINANCE8: - case GL_LUMINANCE12: - case GL_LUMINANCE16: - texelSize = 1; - intFormat = MESA_L8; - break; - case GL_ALPHA: - case GL_ALPHA4: - case GL_ALPHA8: - case GL_ALPHA12: - case GL_ALPHA16: - texelSize = 1; - intFormat = MESA_A8; - break; - case GL_COLOR_INDEX: - case GL_COLOR_INDEX1_EXT: - case GL_COLOR_INDEX2_EXT: - case GL_COLOR_INDEX4_EXT: - case GL_COLOR_INDEX8_EXT: - case GL_COLOR_INDEX12_EXT: - case GL_COLOR_INDEX16_EXT: - texelSize = 1; - intFormat = MESA_C8; - break; - case 2: - case GL_LUMINANCE_ALPHA: - case GL_LUMINANCE4_ALPHA4: - case GL_LUMINANCE6_ALPHA2: - case GL_LUMINANCE8_ALPHA8: - case GL_LUMINANCE12_ALPHA4: - case GL_LUMINANCE12_ALPHA12: - case GL_LUMINANCE16_ALPHA16: - texelSize = 2; - intFormat = MESA_A8_L8; - break; - case 3: - case GL_RGB: - case GL_R3_G3_B2: - case GL_RGB4: - case GL_RGB5: - texelSize = 2; - intFormat = MESA_R5_G6_B5; - break; - case GL_RGB8: - case GL_RGB10: - case GL_RGB12: - case GL_RGB16: - texelSize = 4; - intFormat = MESA_A8_R8_G8_B8; - break; - case 4: - case GL_RGBA: - case GL_RGBA2: - case GL_RGBA4: - texelSize = 2; - intFormat = MESA_A4_R4_G4_B4; - break; - case GL_RGBA8: - case GL_RGB10_A2: - case GL_RGBA12: - case GL_RGBA16: - texelSize = 4; - intFormat = MESA_A8_R8_G8_B8; - break; - case GL_RGB5_A1: - texelSize = 2; - intFormat = MESA_A1_R5_G5_B5; - break; - default: - gl_problem(NULL, "tdfx driver: texbuildimagemap() bad format"); - return GL_FALSE; - } - - _mesa_set_teximage_component_sizes(intFormat, texImage); - - /*printf("teximage:\n");*/ - /* allocate new storage for texture image, if needed */ - if (!mml->data || mml->glideFormat != gldformat || - mml->width != dstWidth || mml->height != dstHeight) { - if (mml->data) - FREE(mml->data); - mml->data = MALLOC(dstWidth * dstHeight * texelSize); - if (!mml->data) - return GL_FALSE; - mml->texelSize = texelSize; - mml->glideFormat = gldformat; - mml->width = dstWidth; - mml->height = dstHeight; - fxTexInvalidate(ctx, texObj); - } - - dstStride = dstWidth * texelSize; - - /* store the texture image */ - if (!_mesa_convert_teximage(intFormat, dstWidth, dstHeight, mml->data, - dstStride, - texImage->Width, texImage->Height, - format, type, pixels, packing)) { - return GL_FALSE; - } - - if (ti->validated && ti->isInTM) { - /*printf("reloadmipmaplevels\n");*/ - fxTMReloadMipMapLevel(fxMesa, texObj, level); - } - else { - /*printf("invalidate2\n");*/ - fxTexInvalidate(ctx,texObj); - } - - *retainInternalCopy = GL_FALSE; - return GL_TRUE; - } - else { - gl_problem(NULL, "fx Driver: unsupported texture in fxDDTexImg()\n"); - return GL_FALSE; - } -} - - -GLboolean fxDDTexSubImage2D(GLcontext *ctx, GLenum target, GLint level, - GLint xoffset, GLint yoffset, - GLsizei width, GLsizei height, - GLenum format, GLenum type, const GLvoid *pixels, - const struct gl_pixelstore_attrib *packing, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage) -{ - fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx; - tfxTexInfo *ti; - GLint wscale, hscale, dstStride; - tfxMipMapLevel *mml; - GLboolean result; - - if (target != GL_TEXTURE_2D) - return GL_FALSE; - - if (!texObj->DriverData) - return GL_FALSE; - - ti = fxTMGetTexInfo(texObj); - mml = &ti->mipmapLevel[level]; - - fxTexGetInfo( texImage->Width, texImage->Height, NULL,NULL,NULL,NULL, - NULL,NULL, &wscale, &hscale); - - assert(mml->data); /* must have an existing texture image! */ - - switch (mml->glideFormat) { - case GR_TEXFMT_INTENSITY_8: - dstStride = mml->width; - result = _mesa_convert_texsubimage(MESA_I8, xoffset, yoffset, - mml->width, mml->height, mml->data, - dstStride, width, height, - texImage->Width, texImage->Height, - format, type, pixels, packing); - break; - case GR_TEXFMT_ALPHA_8: - dstStride = mml->width; - result = _mesa_convert_texsubimage(MESA_A8, xoffset, yoffset, - mml->width, mml->height, mml->data, - dstStride, width, height, - texImage->Width, texImage->Height, - format, type, pixels, packing); - break; - case GR_TEXFMT_P_8: - dstStride = mml->width; - result = _mesa_convert_texsubimage(MESA_C8, xoffset, yoffset, - mml->width, mml->height, mml->data, - dstStride, width, height, - texImage->Width, texImage->Height, - format, type, pixels, packing); - break; - case GR_TEXFMT_ALPHA_INTENSITY_88: - dstStride = mml->width * 2; - result = _mesa_convert_texsubimage(MESA_A8_L8, xoffset, yoffset, - mml->width, mml->height, mml->data, - dstStride, width, height, - texImage->Width, texImage->Height, - format, type, pixels, packing); - break; - case GR_TEXFMT_RGB_565: - dstStride = mml->width * 2; - result = _mesa_convert_texsubimage(MESA_R5_G6_B5, xoffset, yoffset, - mml->width, mml->height, mml->data, - dstStride, width, height, - texImage->Width, texImage->Height, - format, type, pixels, packing); - break; - case GR_TEXFMT_ARGB_4444: - dstStride = mml->width * 2; - result = _mesa_convert_texsubimage(MESA_A4_R4_G4_B4, xoffset, yoffset, - mml->width, mml->height, mml->data, - dstStride, width, height, - texImage->Width, texImage->Height, - format, type, pixels, packing); - break; - case GR_TEXFMT_ARGB_8888: - dstStride = mml->width * 4; - result = _mesa_convert_texsubimage(MESA_A8_R8_G8_B8, xoffset, yoffset, - mml->width, mml->height, mml->data, - dstStride, width, height, - texImage->Width, texImage->Height, - format, type, pixels, packing); - break; - case GR_TEXFMT_ARGB_1555: - dstStride = mml->width * 2; - result = _mesa_convert_texsubimage(MESA_A1_R5_G5_B5, xoffset, yoffset, - mml->width, mml->height, mml->data, - dstStride, width, height, - texImage->Width, texImage->Height, - format, type, pixels, packing); - break; - default: - gl_problem(NULL, "tdfx driver: fxTexBuildSubImageMap() bad format"); - result = GL_FALSE; - } - - if (!result) { - return GL_FALSE; - } - - if (ti->validated && ti->isInTM) - /* Don't use this, it's very broken. Download whole image for now. - fxTMReloadSubMipMapLevel(fxMesa, texObj, level, yoffset, height); - */ - fxTMReloadMipMapLevel(fxMesa, texObj, level); - else - fxTexInvalidate(ctx, texObj); - - return GL_TRUE; -} - - -static void PrintTexture(int w, int h, int c, const GLubyte *data) -{ - int i, j; - for (i = 0; i < h; i++) { - for (j = 0; j < w; j++) { - if (c==2) - printf("%02x %02x ", data[0], data[1]); - else if (c==3) - printf("%02x %02x %02x ", data[0], data[1], data[2]); - data += c; - } - printf("\n"); - } -} - - -GLvoid *fxDDGetTexImage(GLcontext *ctx, GLenum target, GLint level, - const struct gl_texture_object *texObj, - GLenum *formatOut, GLenum *typeOut, - GLboolean *freeImageOut ) -{ - tfxTexInfo *ti; - tfxMipMapLevel *mml; - - if (target != GL_TEXTURE_2D) - return NULL; - - if (!texObj->DriverData) - return NULL; - - ti = fxTMGetTexInfo(texObj); - mml = &ti->mipmapLevel[level]; - if (mml->data) { - MesaIntTexFormat mesaFormat; - GLenum glFormat; - struct gl_texture_image *texImage = texObj->Image[level]; - GLint srcStride; - - GLubyte *data = (GLubyte *) MALLOC(texImage->Width * texImage->Height * 4); - if (!data) - return NULL; - - switch (mml->glideFormat) { - case GR_TEXFMT_INTENSITY_8: - mesaFormat = MESA_I8; - glFormat = GL_INTENSITY; - srcStride = mml->width; - break; - case GR_TEXFMT_ALPHA_INTENSITY_88: - mesaFormat = MESA_A8_L8; - glFormat = GL_LUMINANCE_ALPHA; - srcStride = mml->width; - break; - case GR_TEXFMT_ALPHA_8: - mesaFormat = MESA_A8; - glFormat = GL_ALPHA; - srcStride = mml->width; - break; - case GR_TEXFMT_RGB_565: - mesaFormat = MESA_R5_G6_B5; - glFormat = GL_RGB; - srcStride = mml->width * 2; - break; - case GR_TEXFMT_ARGB_8888: - mesaFormat = MESA_A8_R8_G8_B8; - glFormat = GL_RGBA; - srcStride = mml->width * 4; - break; - case GR_TEXFMT_ARGB_4444: - mesaFormat = MESA_A4_R4_G4_B4; - glFormat = GL_RGBA; - srcStride = mml->width * 2; - break; - case GR_TEXFMT_ARGB_1555: - mesaFormat = MESA_A1_R5_G5_B5; - glFormat = GL_RGBA; - srcStride = mml->width * 2; - break; - case GR_TEXFMT_P_8: - mesaFormat = MESA_C8; - glFormat = GL_COLOR_INDEX; - srcStride = mml->width; - break; - default: - gl_problem(NULL, "Bad glideFormat in fxDDGetTexImage"); - return NULL; - } - _mesa_unconvert_teximage(mesaFormat, mml->width, mml->height, mml->data, - srcStride, texImage->Width, texImage->Height, - glFormat, data); - *formatOut = glFormat; - *typeOut = GL_UNSIGNED_BYTE; - *freeImageOut = GL_TRUE; - return data; - } - else { - return NULL; - } -} - - -#else - - -/* - * Need this to provide at least one external definition. - */ - -int gl_fx_dummy_function_ddtex(void) -{ - return 0; -} - -#endif /* FX */ |