int main(int argc, char **argv) { char match; char **remArgs; int rv = -1; GrScreenResolution_t resolution = GR_RESOLUTION_640x480; float scrWidth = 640.0f; float scrHeight = 480.0f; int frames = -1; FxBool scrgrab = FXFALSE; char filename[256]; FxU32 wrange[2]; FxU32 multiBaseMode = 0, minTexSize = 1, maxTexSize = 256; const TlVertex3D srcVerts[4] = { { -0.5f, 0.0f, 0.5f, 1.0f, 0.0f, 0.0f }, { 0.5f, 0.0f, 0.5f, 1.0f, 1.0f, 0.0f }, { -0.5f, 0.0f, -0.5f, 1.0f, 0.0f, 1.0f }, { 0.5f, 0.0f, -0.5f, 1.0f, 1.0f, 1.0f } }; /* Initialize Glide */ grGlideInit(); if ((hwconfig = tlVoodooType()) == 0) { printf("Error getting 3Dfx hw type.\n"); exit(-1); } /* Process Command Line Arguments */ while(rv = tlGetOpt(argc, argv, "dmnrx", &match, &remArgs)) { if (rv == -1) { printf("Unrecognized command line argument\n"); printf("%s %s\n", name, usage); printf("Available resolutions:\n%s\n", tlGetResolutionList()); exit(-1); } switch(match) { case 'd': scrgrab = FXTRUE; if (scrgrab) { frames = 1; strcpy(filename, remArgs[0]); } break; case 'm': /* Do we want to test larger sizes if the hw supports it? */ if (!grGet(GR_MAX_TEXTURE_SIZE, sizeof(maxTexSize), (FxI32 *)&maxTexSize)) { printf("grGet(GR_MAX_TEXTURE_SIZE) failed.\n"); exit(-1); } break; case 'n': if (remArgs[0] != NULL) frames = atoi(remArgs[0]); break; case 'r': if (remArgs[0] != NULL) resolution = tlGetResolutionConstant(remArgs[0], &scrWidth, &scrHeight); break; } } tlSetScreen(scrWidth, scrHeight); version = grGetString(GR_VERSION); printf("%s:\n%s\n", name, purpose); printf("%s\n", version); printf("Resolution: %s\n", tlGetResolutionString(resolution)); if (frames == -1) { printf("Press A Key To Begin Test.\n"); tlGetCH(); } grSstSelect(0); if (grSstWinOpen(tlGethWnd(), resolution, GR_REFRESH_60Hz, GR_COLORFORMAT_ABGR, GR_ORIGIN_UPPER_LEFT, 2, 1) == 0) { printf("grSstWinOpen failed.\n"); goto __errExit; } tlConSet(0.0f, 0.0f, 1.0f, 1.0f, 60, 30, 0xffffff); /* Set up Render State */ grGet(GR_WDEPTH_MIN_MAX, 8, (FxI32 *)wrange); grVertexLayout(GR_PARAM_XY, 0, GR_PARAM_ENABLE); grVertexLayout(GR_PARAM_Q, GR_VERTEX_OOW_OFFSET << 2, GR_PARAM_ENABLE); grVertexLayout(GR_PARAM_ST0, GR_VERTEX_SOW_TMU0_OFFSET << 2, GR_PARAM_ENABLE); grColorCombine(GR_COMBINE_FUNCTION_SCALE_OTHER, GR_COMBINE_FACTOR_ONE, GR_COMBINE_LOCAL_CONSTANT, GR_COMBINE_OTHER_TEXTURE, FXFALSE); grTexCombine(GR_TMU0, GR_COMBINE_FUNCTION_LOCAL, GR_COMBINE_FACTOR_ONE, GR_COMBINE_FUNCTION_LOCAL, GR_COMBINE_FACTOR_ONE, FXFALSE, FXFALSE); /* Generate texture */ { GrLOD_t largeLod, smallLod; FxU16* texData = NULL; FxU32 totalMapSize, curMapSize; /* There's some closed form of this series thing, but I forget * what it is and am way to lazy to actually go look it up. This * is only a glide test after all. */ totalMapSize = 0; curMapSize = maxTexSize; while(curMapSize > 0) { totalMapSize += (curMapSize * curMapSize) * sizeof(FxU16); curMapSize >>= 1; } texData = (FxU16*)malloc(totalMapSize * sizeof(*texData)); if (texData == NULL) { printf("Unable to allocate texture data.\n"); exit(-1); } /* Figure out the supported log2(lod size) */ largeLod = GR_LOD_LOG2_1; while((0x01UL << largeLod) != maxTexSize) largeLod++; smallLod = GR_LOD_LOG2_1; while((0x01UL << smallLod) != minTexSize) smallLod++; /* Build simple texture w/ a different color for each map to help * distinguish the different maps when mipmapping. Additionally, * add a 'border' so that we can see if the start of the texture * gets mucked up due to an incorrect start address. */ { FxU16 colorVal = 0xF800, *curTexPtr = texData; FxU32 i, j, colorShift = (16 / largeLod); curMapSize = maxTexSize; while(curMapSize > 0) { for(j = 0; j < curMapSize; j++) *curTexPtr++ = 0xFFFF; for(i = 1; i < curMapSize - 1; i++) { *curTexPtr++ = 0xFFFF; for(j = 1; j < curMapSize - 1; j++) { *curTexPtr++ = colorVal; } *curTexPtr++ = 0xFFFF; } for(j = 0; j < curMapSize; j++) *curTexPtr++ = 0xFFFF; curMapSize >>= 1; colorVal >>= colorShift; } } { GrTexInfo texInfo = { GR_LOD_LOG2_1, 0, GR_ASPECT_LOG2_1x1, GR_TEXFMT_RGB_565, 0 }; FxU32 curTexAddr = 0x00UL, texMultiBaseOffset; texInfo.largeLodLog2 = largeLod; texInfo.data = texData; /* Determine the hw texture alignment and generate some random * offset for the texture base addressing. */ { FxU32 texAlign, maxTexMem = grTexMaxAddress(GR_TMU0), maxTexSize = grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH, &texInfo); if (!grGet(GR_TEXTURE_ALIGN, sizeof(texAlign), (FxI32 *)&texAlign)) { printf("grGet(GR_TEXTURE_ALIGN): Failed!\n"); exit(-1); } texAlign <<= 3UL; /* Get some offset that has to be smaller than the amount of * texxture space we have left divided by the # of times * that we're going to add it in. */ do { texMultiBaseOffset = rand(); } while ((texMultiBaseOffset < 0x1000UL) || (texMultiBaseOffset > ((maxTexMem - maxTexSize) / 4))); texMultiBaseOffset = (texMultiBaseOffset + texAlign) & ~(texAlign - 1UL); } /* Download the texture to the multibase address specified by * the current mode. We play a few games w/ offsetting the * texture start address by texMultiBaseOffset to try to make * sure that multi-base actually works inside of glide. */ /* Mmmm... multibase */ grTexMultibase(GR_TMU0, FXTRUE); /* Download and set the base addresses in descending map size * order offsetting by some dorky amount as we go. */ texInfo.smallLodLog2 = GR_LOD_LOG2_256; texInfo.largeLodLog2 = largeLod; grTexDownloadMipMap(GR_TMU0, curTexAddr, GR_MIPMAPLEVELMASK_BOTH, &texInfo); grTexMultibaseAddress(GR_TMU0, GR_TEXBASE_256, curTexAddr, GR_MIPMAPLEVELMASK_BOTH, &texInfo); curTexAddr += (texMultiBaseOffset + grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH, &texInfo)); texInfo.data = (void*)((FxU8*)texInfo.data + grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH, &texInfo)); texInfo.smallLodLog2 = GR_LOD_LOG2_128; texInfo.largeLodLog2 = GR_LOD_LOG2_128; grTexDownloadMipMap(GR_TMU0, curTexAddr, GR_MIPMAPLEVELMASK_BOTH, &texInfo); grTexMultibaseAddress(GR_TMU0, GR_TEXBASE_128, curTexAddr, GR_MIPMAPLEVELMASK_BOTH, &texInfo); curTexAddr += (texMultiBaseOffset + grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH, &texInfo)); texInfo.data = (void*)((FxU8*)texInfo.data + grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH, &texInfo)); texInfo.smallLodLog2 = GR_LOD_LOG2_64; texInfo.largeLodLog2 = GR_LOD_LOG2_64; grTexDownloadMipMap(GR_TMU0, curTexAddr, GR_MIPMAPLEVELMASK_BOTH, &texInfo); grTexMultibaseAddress(GR_TMU0, GR_TEXBASE_64, curTexAddr, GR_MIPMAPLEVELMASK_BOTH, &texInfo); curTexAddr += (texMultiBaseOffset + grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH, &texInfo)); texInfo.data = (void*)((FxU8*)texInfo.data + grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH, &texInfo)); texInfo.smallLodLog2 = GR_LOD_LOG2_1; texInfo.largeLodLog2 = GR_LOD_LOG2_32; grTexDownloadMipMap(GR_TMU0, curTexAddr, GR_MIPMAPLEVELMASK_BOTH, &texInfo); grTexMultibaseAddress(GR_TMU0, GR_TEXBASE_32_TO_1, curTexAddr, GR_MIPMAPLEVELMASK_BOTH, &texInfo); /* Source the whole texture. The large map start will reset * baseAddr0, but that should be fine since we did not adjust * its address because it came first. */ texInfo.smallLodLog2 = GR_LOD_LOG2_1; texInfo.largeLodLog2 = largeLod; grTexSource(GR_TMU0, 0x00UL, GR_MIPMAPLEVELMASK_BOTH, &texInfo); } free((void*)texData); } grTexMipMapMode(GR_TMU0, GR_MIPMAP_NEAREST, FXFALSE); tlConOutput("Press a key to quit\n"); while(frames-- && tlOkToRender()) { static float curOOW = 1.0f; if (hwconfig == TL_VOODOORUSH) { tlGetDimsByConst(resolution, &scrWidth, &scrHeight); grClipWindow(0, 0, (FxU32) scrWidth, (FxU32) scrHeight); } grBufferClear(0x808080, 0xFF, wrange[1]); { static float distance = 1.0f, dDelta = 0.1f; TlVertex3D xfVerts[4], prjVerts[4]; GrVertex vtxA, vtxB, vtxC, vtxD; /*---- A-B |\| C-D -----*/ vtxA.oow = 1.0f; vtxB = vtxC = vtxD = vtxA; #define MAX_DIST 30.5f #define MIN_DIST 1.0f distance += dDelta; if (distance > MAX_DIST || distance < MIN_DIST) { dDelta *= -1.0f; distance += dDelta; } tlSetMatrix(tlIdentity()); tlMultMatrix(tlXRotation(-20.0f)); tlMultMatrix(tlTranslation(0.0f, -0.3f, distance)); tlTransformVertices(xfVerts, srcVerts, 4); tlProjectVertices(prjVerts, xfVerts, 4); vtxA.x = tlScaleX(prjVerts[0].x); vtxA.y = tlScaleY(prjVerts[0].y); vtxA.oow = 1.0f / prjVerts[0].w; vtxA.tmuvtx[0].sow = prjVerts[0].s * 255.0f * vtxA.oow; vtxA.tmuvtx[0].tow = prjVerts[0].t * 255.0f * vtxA.oow; vtxB.x = tlScaleX(prjVerts[1].x); vtxB.y = tlScaleY(prjVerts[1].y); vtxB.oow = 1.0f / prjVerts[1].w; vtxB.tmuvtx[0].sow = prjVerts[1].s * 255.0f * vtxB.oow; vtxB.tmuvtx[0].tow = prjVerts[1].t * 255.0f * vtxB.oow; vtxC.x = tlScaleX(prjVerts[2].x); vtxC.y = tlScaleY(prjVerts[2].y); vtxC.oow = 1.0f / prjVerts[2].w; vtxC.tmuvtx[0].sow = prjVerts[2].s * 255.0f * vtxC.oow; vtxC.tmuvtx[0].tow = prjVerts[2].t * 255.0f * vtxC.oow; vtxD.x = tlScaleX(prjVerts[3].x); vtxD.y = tlScaleY(prjVerts[3].y); vtxD.oow = 1.0f / prjVerts[3].w; vtxD.tmuvtx[0].sow = prjVerts[3].s * 255.0f * vtxD.oow; vtxD.tmuvtx[0].tow = prjVerts[3].t * 255.0f * vtxD.oow; grDrawTriangle(&vtxA, &vtxB, &vtxD); grDrawTriangle(&vtxA, &vtxD, &vtxC); } tlConRender(); grBufferSwap(1); /* grab the frame buffer */ if (scrgrab) { if (!tlScreenDump(filename, (FxU16)scrWidth, (FxU16)scrHeight)) printf("Cannot open %s\n", filename); scrgrab = FXFALSE; } if (tlKbHit()) { char curKey = tlGetCH(); switch(curKey) { default: frames = 0; break; } } } rv = 0; __errExit: grGlideShutdown(); return rv; }
void main( int argc, char **argv) { char match; char **remArgs; int rv; GrScreenResolution_t resolution = GR_RESOLUTION_640x480; float scrWidth = 640.0f; float scrHeight = 480.0f; int frames = -1; TlTexture baseTexture; unsigned long baseTextureAddr; TlTexture lightTexture; unsigned long lightTextureAddr; int ftsize = 0; GrFog_t *fogtable = NULL; TlVertex3D srcVerts[4]; float distance, dDelta; FxU32 zrange[2]; /* Process Command Line Arguments */ while( rv = tlGetOpt( argc, argv, "nr", &match, &remArgs ) ) { if ( rv == -1 ) { printf( "Unrecognized command line argument\n" ); printf( "%s %s\n", name, usage ); printf( "Available resolutions:\n%s\n", tlGetResolutionList() ); return; } switch( match ) { case 'n': frames = atoi( remArgs[0] ); break; case 'r': resolution = tlGetResolutionConstant( remArgs[0], &scrWidth, &scrHeight ); break; } } tlSetScreen( scrWidth, scrHeight ); version = grGetString( GR_VERSION ); printf( "%s:\n%s\n", name, purpose ); printf( "%s\n", version ); printf( "Resolution: %s\n", tlGetResolutionString( resolution ) ); if ( frames == -1 ) { printf( "Press A Key To Begin Test.\n" ); tlGetCH(); } /* Initialize Glide */ grGlideInit(); assert( hwconfig = tlVoodooType() ); grSstSelect( 0 ); assert( grSstWinOpen( 0, resolution, GR_REFRESH_60Hz, GR_COLORFORMAT_ABGR, GR_ORIGIN_LOWER_LEFT, 2, 1 ) ); tlConSet( 0.0f, 0.0f, 1.0f, 0.5f, 60, 15, 0xffffff ); /* Set up Render State - decal - bilinear - nearest mipmapping - fogging */ grGet(GR_ZDEPTH_MIN_MAX, 8, zrange); grGet(GR_FOG_TABLE_ENTRIES, 4, &ftsize); fogtable = malloc(sizeof(GrFog_t)*ftsize); assert(fogtable); grVertexLayout(GR_PARAM_XY, 0, GR_PARAM_ENABLE); grVertexLayout(GR_PARAM_Q, GR_VERTEX_OOW_OFFSET << 2, GR_PARAM_ENABLE); grVertexLayout(GR_PARAM_ST0, GR_VERTEX_SOW_TMU0_OFFSET << 2, GR_PARAM_ENABLE); grColorCombine( GR_COMBINE_FUNCTION_SCALE_OTHER, GR_COMBINE_FACTOR_ONE, GR_COMBINE_LOCAL_NONE, GR_COMBINE_OTHER_TEXTURE, FXFALSE ); grTexMipMapMode( GR_TMU0, GR_MIPMAP_NEAREST, FXFALSE ); grTexFilterMode( GR_TMU0, GR_TEXTUREFILTER_BILINEAR, GR_TEXTUREFILTER_BILINEAR ); grFogColorValue( 0x404040 ); guFogGenerateExp( fogtable, .2f ); grFogTable( fogtable ); /* Load texture data into system ram */ assert( tlLoadTexture( "decal1.3df", &baseTexture.info, &baseTexture.tableType, &baseTexture.tableData ) ); assert( tlLoadTexture( "light.3df", &lightTexture.info, &lightTexture.tableType, &lightTexture.tableData ) ); /* Download texture data to TMU */ baseTextureAddr = grTexMinAddress( GR_TMU0 ); grTexDownloadMipMap( GR_TMU0, baseTextureAddr, GR_MIPMAPLEVELMASK_BOTH, &baseTexture.info ); if ( baseTexture.tableType != NO_TABLE ) { grTexDownloadTable( baseTexture.tableType, &baseTexture.tableData ); } lightTextureAddr = baseTextureAddr + grTexTextureMemRequired( GR_MIPMAPLEVELMASK_BOTH, &baseTexture.info ); grTexDownloadMipMap( GR_TMU0, lightTextureAddr, GR_MIPMAPLEVELMASK_BOTH, &lightTexture.info ); if ( lightTexture.tableType != NO_TABLE ) { grTexDownloadTable( lightTexture.tableType, &lightTexture.tableData ); } /* Initialize Source 3D data - Rectangle on X/Z Plane Centered about Y Axis 0--1 Z+ | | | 2--3 - X+ */ srcVerts[0].x = -0.5f, srcVerts[0].y = 0.0f, srcVerts[0].z = 0.5f, srcVerts[0].w = 1.0f; srcVerts[1].x = 0.5f, srcVerts[1].y = 0.0f, srcVerts[1].z = 0.5f, srcVerts[1].w = 1.0f; srcVerts[2].x = -0.5f, srcVerts[2].y = 0.0f, srcVerts[2].z = -0.5f, srcVerts[2].w = 1.0f; srcVerts[3].x = 0.5f, srcVerts[3].y = 0.0f, srcVerts[3].z = -0.5f, srcVerts[3].w = 1.0f; srcVerts[0].s = 0.0f, srcVerts[0].t = 0.0f; srcVerts[1].s = 1.0f, srcVerts[1].t = 0.0f; srcVerts[2].s = 0.0f, srcVerts[2].t = 1.0f; srcVerts[3].s = 1.0f, srcVerts[3].t = 1.0f; #define RED 0x000000ff #define BLUE 0x00ff0000 #define MAX_DIST 10.0f #define MIN_DIST 1.0f distance = 1.0f; dDelta = 0.05f; tlConOutput( "Press any key to quit\n\n" ); while( frames-- && tlOkToRender()) { GrVertex vtxA, vtxB, vtxC, vtxD; TlVertex3D xfVerts[4]; TlVertex3D prjVerts[4]; if (hwconfig == TL_VOODOORUSH) { tlGetDimsByConst(resolution, &scrWidth, &scrHeight ); grClipWindow(0, 0, (FxU32) scrWidth, (FxU32) scrHeight); } grBufferClear( 0x00404040, 0, zrange[1] ); /* 3D Transformations */ /*---- A-B |\| C-D -----*/ vtxA.oow = 1.0f; vtxB = vtxC = vtxD = vtxA; distance += dDelta; if ( distance > MAX_DIST || distance < MIN_DIST ) { dDelta *= -1.0f; distance += dDelta; } tlSetMatrix( tlIdentity() ); tlMultMatrix( tlXRotation( -90.0f ) ); tlMultMatrix( tlTranslation( 0.0f, 0.0f, distance ) ); tlTransformVertices( xfVerts, srcVerts, 4 ); tlProjectVertices( prjVerts, xfVerts, 4 ); vtxA.x = tlScaleX( prjVerts[0].x ); vtxA.y = tlScaleY( prjVerts[0].y ); vtxA.oow = 1.0f / prjVerts[0].w; vtxB.x = tlScaleX( prjVerts[1].x ); vtxB.y = tlScaleY( prjVerts[1].y ); vtxB.oow = 1.0f / prjVerts[1].w; vtxC.x = tlScaleX( prjVerts[2].x ); vtxC.y = tlScaleY( prjVerts[2].y ); vtxC.oow = 1.0f / prjVerts[2].w; vtxD.x = tlScaleX( prjVerts[3].x ); vtxD.y = tlScaleY( prjVerts[3].y ); vtxD.oow = 1.0f / prjVerts[3].w; vtxA.tmuvtx[0].sow = prjVerts[0].s * 255.0f * vtxA.oow; vtxA.tmuvtx[0].tow = prjVerts[0].t * 255.0f * vtxA.oow; vtxB.tmuvtx[0].sow = prjVerts[1].s * 255.0f * vtxB.oow; vtxB.tmuvtx[0].tow = prjVerts[1].t * 255.0f * vtxB.oow; vtxC.tmuvtx[0].sow = prjVerts[2].s * 255.0f * vtxC.oow; vtxC.tmuvtx[0].tow = prjVerts[2].t * 255.0f * vtxC.oow; vtxD.tmuvtx[0].sow = prjVerts[3].s * 255.0f * vtxD.oow; vtxD.tmuvtx[0].tow = prjVerts[3].t * 255.0f * vtxD.oow; /* Render First Pass */ grTexCombine( GR_TMU0, GR_COMBINE_FUNCTION_LOCAL, GR_COMBINE_FACTOR_NONE, GR_COMBINE_FUNCTION_LOCAL, GR_COMBINE_FACTOR_NONE, FXFALSE, FXFALSE ); grAlphaBlendFunction( GR_BLEND_ONE, GR_BLEND_ZERO, GR_BLEND_ONE, GR_BLEND_ZERO ); grTexSource( GR_TMU0, baseTextureAddr, GR_MIPMAPLEVELMASK_BOTH, &baseTexture.info ); grFogMode( GR_FOG_ADD2 | GR_FOG_WITH_TABLE_ON_W ); grDrawTriangle( &vtxA, &vtxB, &vtxD ); grDrawTriangle( &vtxA, &vtxD, &vtxC ); /* Render Second Pass */ grAlphaBlendFunction( GR_BLEND_ONE, GR_BLEND_PREFOG_COLOR, GR_BLEND_ZERO, GR_BLEND_ZERO ); grTexSource( GR_TMU0, lightTextureAddr, GR_MIPMAPLEVELMASK_BOTH, &lightTexture.info ); grFogMode( GR_FOG_MULT2 | GR_FOG_WITH_TABLE_ON_W ); grDrawTriangle( &vtxA, &vtxB, &vtxD ); grDrawTriangle( &vtxA, &vtxD, &vtxC ); tlConRender(); grBufferSwap( 1 ); grFinish(); while( tlKbHit() ) { switch( tlGetCH() ) { default: frames = 0; break; } } } grGlideShutdown(); free(fogtable); return; }