506 lines
15 KiB
C
506 lines
15 KiB
C
/*
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** Insert new header here
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**
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#ifndef __linux__
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#include <conio.h>
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#else
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#include <linutil.h>
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#endif
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#include <assert.h>
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#include <string.h>
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#include <glide.h>
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#include "tlib.h"
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int hwconfig;
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static const char *version;
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static const char name[] = "test32";
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static const char purpose[] = "draws gouraud shaded triangle using grDrawVertexArray";
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static const char usage[] = "-n <frames> -r <res> -d <filename>";
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static void doHelp( void ) {
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grBufferClear( 0, 0, 0 );
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tlConOutput("Keymap:\n");
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tlConOutput(" C : toggle WINDOW/CLIP COORDINATE\n");
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tlConOutput(" A : toggle Antialiasing\n");
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tlConOutput(" P : toggle packed color\n");
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tlConOutput(" T : draw triangle\n");
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tlConOutput(" 0 : draw points\n");
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tlConOutput(" 1 : draw line strip\n");
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tlConOutput(" 2 : draw lines\n");
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tlConOutput(" 3 : draw polygon\n");
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tlConOutput(" 4 : draw triangle strip\n");
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tlConOutput(" 5 : draw triangle fan\n");
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tlConOutput(" 6 : draw triangles\n");
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tlConOutput("Press a key to continue...\n");
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tlConRender();
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grBufferSwap( 1 );
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tlGetCH();
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tlConClear();
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}
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void
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main( int argc, char **argv)
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{
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char
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match,
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**remArgs,
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*args = "nrd",
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filename[256];
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int
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frames = -1,
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rv;
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float
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scrX = 0.f,
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scrY = 0.f,
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scrWidth = 640.f,
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scrHeight = 480.f;
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FxBool
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scrgrab = FXFALSE;
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GrScreenResolution_t
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resolution = GR_RESOLUTION_640x480;
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FxI32 listType = -1;
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FxBool aaenable = FXFALSE;
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FxBool packedrgb = FXFALSE;
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FxU32 coords_space = 0;
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GrVertex vtxList[4];
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TlVertex3D srcVerts[4], xfVerts[4], prjVerts[4];
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void *vtxListArray[6];
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FxFloat distance = 1.f, dDelta = 0.05f;
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FxI32 i;
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FxFloat vnear = 0.f, vfar = 1.f;
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FxU32 zrange[2];
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TlTexture texture;
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/* Initialize Glide */
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grGlideInit();
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assert( hwconfig = tlVoodooType() );
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/* Process Command Line Arguments */
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while( rv = tlGetOpt( argc, argv, args, &match, &remArgs ) ) {
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if ( rv == -1 ) {
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printf( "Unrecognized command line argument\n" );
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printf( "%s %s\n", name, usage );
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printf( "Available resolutions:\n%s\n",
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tlGetResolutionList() );
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return;
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}
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switch( match ) {
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case 'n':
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frames = atoi( remArgs[0] );
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break;
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case 'r':
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resolution = tlGetResolutionConstant( remArgs[0],
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&scrWidth,
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&scrHeight );
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break;
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case 'd':
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scrgrab = FXTRUE;
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frames = 1;
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strcpy(filename, remArgs[0]);
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break;
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}
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}
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tlSetScreen( scrWidth, scrHeight );
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version = grGetString( GR_VERSION );
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printf( "%s:\n%s\n", name, purpose );
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printf( "%s\n", version );
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printf( "Resolution: %s\n", tlGetResolutionString( resolution ) );
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if ( frames == -1 ) {
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printf( "Press A Key To Begin Test.\n" );
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tlGetCH();
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}
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grSstSelect( 0 );
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assert( grSstWinOpen(tlGethWnd(),
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resolution,
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GR_REFRESH_60Hz,
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GR_COLORFORMAT_ABGR,
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GR_ORIGIN_UPPER_LEFT,
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2, 1 ) );
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tlConSet( 0.f, 0.f, 1.f, 1.f,
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60, 30, 0xffffff );
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/* Set up Render State - gouraud shading */
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grGet(GR_ZDEPTH_MIN_MAX, 8, zrange);
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grVertexLayout(GR_PARAM_XY, GR_VERTEX_X_OFFSET << 2, GR_PARAM_ENABLE);
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grVertexLayout(GR_PARAM_RGB, GR_VERTEX_R_OFFSET << 2, GR_PARAM_ENABLE);
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grVertexLayout(GR_PARAM_Q, GR_VERTEX_OOW_OFFSET << 2, GR_PARAM_ENABLE);
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grVertexLayout(GR_PARAM_ST0, GR_VERTEX_SOW_TMU0_OFFSET << 2, GR_PARAM_ENABLE);
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/* Set up Render State */
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grColorCombine( GR_COMBINE_FUNCTION_SCALE_OTHER,
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GR_COMBINE_FACTOR_LOCAL,
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GR_COMBINE_LOCAL_ITERATED,
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GR_COMBINE_OTHER_TEXTURE,
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FXFALSE );
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grTexCombine( GR_TMU0,
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GR_COMBINE_FUNCTION_LOCAL,
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GR_COMBINE_FACTOR_NONE,
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GR_COMBINE_FUNCTION_NONE,
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GR_COMBINE_FACTOR_NONE,
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FXFALSE, FXFALSE );
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/* Load texture data into system ram */
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assert( tlLoadTexture( "matt1.3df",
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&texture.info,
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&texture.tableType,
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&texture.tableData ) );
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/* Download texture data to TMU */
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grTexDownloadMipMap( GR_TMU0,
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grTexMinAddress( GR_TMU0 ),
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GR_MIPMAPLEVELMASK_BOTH,
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&texture.info );
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if ( texture.tableType != NO_TABLE ) {
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grTexDownloadTable( texture.tableType,
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&texture.tableData );
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}
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/* Select Texture As Source of all texturing operations */
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grTexSource( GR_TMU0,
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grTexMinAddress( GR_TMU0 ),
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GR_MIPMAPLEVELMASK_BOTH,
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&texture.info );
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/* Enable Bilinear Filtering + Mipmapping */
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grTexFilterMode( GR_TMU0,
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GR_TEXTUREFILTER_BILINEAR,
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GR_TEXTUREFILTER_BILINEAR );
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grTexMipMapMode( GR_TMU0,
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GR_MIPMAP_NEAREST,
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FXFALSE );
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/*
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grColorCombine( GR_COMBINE_FUNCTION_LOCAL,
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GR_COMBINE_FACTOR_NONE,
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GR_COMBINE_LOCAL_ITERATED,
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GR_COMBINE_OTHER_NONE,
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FXFALSE );
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*/
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grCullMode(GR_CULL_DISABLE);
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if(frames == -1) {
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doHelp();
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}
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/*
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** data
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*/
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{
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/*
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** 0--1
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** | |
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** 2--3
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*/
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srcVerts[0].x = -0.5f, srcVerts[0].y = 0.5f, srcVerts[0].z = 0.f, srcVerts[0].w = 1.f;
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srcVerts[0].r = 1.f, srcVerts[0].g = 0.f, srcVerts[0].b = 0.f, srcVerts[0].a = 1.f;
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srcVerts[0].s = 0.f, srcVerts[0].t = 1.f;
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srcVerts[1].x = 0.5f, srcVerts[1].y = 0.5f, srcVerts[1].z = 0.f, srcVerts[1].w = 1.f;
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srcVerts[1].r = 0.f, srcVerts[1].g = 1.f, srcVerts[1].b = 0.f, srcVerts[1].a = 1.f;
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srcVerts[1].s = 1.f, srcVerts[1].t = 1.f;
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srcVerts[2].x = -0.5f, srcVerts[2].y = -0.5f, srcVerts[2].z = 0.f, srcVerts[2].w = 1.f;
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srcVerts[2].r = 0.f, srcVerts[2].g = 0.f, srcVerts[2].b = 1.f, srcVerts[2].a = 1.f;
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srcVerts[2].s = 0.f, srcVerts[2].t = 0.f;
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srcVerts[3].x = 0.5f, srcVerts[3].y = -0.5f, srcVerts[3].z = 0.f, srcVerts[3].w = 1.f;
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srcVerts[3].r = 1.f, srcVerts[3].g = 0.f, srcVerts[3].b = 0.f, srcVerts[3].a = 1.f;
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srcVerts[3].s = 1.f, srcVerts[3].t = 0.f;
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vtxListArray[0] = (void *)&vtxList[0]; vtxListArray[1] = (void *)&vtxList[1];
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vtxListArray[2] = (void *)&vtxList[2]; vtxListArray[3] = (void *)&vtxList[3];
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}
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while( frames-- && tlOkToRender()) {
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tlConClear();
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tlConOutput( "Press a key to quit\n" );
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if (coords_space == GR_WINDOW_COORDS)
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tlConOutput("WINDOW COORDINATE\n");
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else
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tlConOutput("CLIP COORDINATE\n");
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if (aaenable)
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tlConOutput("Antialiasing ON\n");
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else
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tlConOutput("Antialiasing OFF\n");
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if (packedrgb)
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tlConOutput("Packed Color ON\n");
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else
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tlConOutput("Packed Color OFF\n");
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switch (listType) {
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case GR_POINTS:
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tlConOutput("POINTS\n");
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break;
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case GR_LINE_STRIP:
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tlConOutput("LINE STRIP\n");
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break;
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case GR_LINES:
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tlConOutput("LINES\n");
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break;
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case GR_POLYGON:
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tlConOutput("POLYGON\n");
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break;
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case GR_TRIANGLE_STRIP:
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tlConOutput("TRIANGLE STRIP\n");
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break;
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case GR_TRIANGLE_FAN:
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tlConOutput("TRIANGLE FAN\n");
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break;
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case GR_TRIANGLES:
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tlConOutput("TRIANGLES\n");
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break;
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case -1:
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tlConOutput("grDrawTriangle\n");
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break;
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}
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if (hwconfig == TL_VOODOORUSH) {
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tlGetDimsByConst(resolution,
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&scrWidth,
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&scrHeight );
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grClipWindow(0, 0, (FxU32) scrWidth, (FxU32) scrHeight);
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}
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grRenderBuffer( GR_BUFFER_BACKBUFFER );
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grBufferClear( 0x00, 0, zrange[1] );
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{
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#define MAX_DIST 10.0f
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#define MIN_DIST 1.0f
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distance += dDelta;
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if ( distance > MAX_DIST ||
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distance < MIN_DIST ) {
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dDelta *= -1.0f;
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distance += dDelta;
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}
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tlSetMatrix( tlIdentity() );
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tlMultMatrix( tlTranslation( 0.0f, 0.0f, distance ) );
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tlTransformVertices( xfVerts, srcVerts, 4 );
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tlCProjectVertices( prjVerts, xfVerts, 4 );
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if (coords_space == GR_WINDOW_COORDS) {
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grCoordinateSpace(GR_WINDOW_COORDS);
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for (i = 0; i < 4; i++) {
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vtxList[i].oow = 1.f / prjVerts[i].w;
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vtxList[i].x = prjVerts[i].x * vtxList[i].oow * scrWidth * 0.5f + scrWidth * 0.5f;
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vtxList[i].y = prjVerts[i].y * vtxList[i].oow * scrHeight * 0.5f + scrHeight * 0.5f;
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vtxList[i].z = prjVerts[i].z * vtxList[i].oow * (vfar - vnear) * 0.5f * 65535.f
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+ (vfar + vnear) * 0.5f * 65535.f;
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if (!packedrgb) {
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vtxList[i].r = srcVerts[i].r * 255.f;
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vtxList[i].g = srcVerts[i].g * 255.f;
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vtxList[i].b = srcVerts[i].b * 255.f;
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vtxList[i].a = srcVerts[i].a * 255.f;
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}
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else
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vtxList[i].r = srcVerts[i].r;
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vtxList[i].tmuvtx[0].sow = srcVerts[i].s * 256.f * vtxList[i].oow;
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vtxList[i].tmuvtx[0].tow = srcVerts[i].t * 256.f * vtxList[i].oow;
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}
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}
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else {
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grCoordinateSpace(GR_CLIP_COORDS);
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grDepthRange( vnear, vfar );
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grViewport((FxU32)scrX, (FxU32)scrY, (FxU32)scrWidth, (FxU32)scrHeight);
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for (i = 0; i < 4; i++) {
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vtxList[i].oow = prjVerts[i].w;
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vtxList[i].x = prjVerts[i].x;
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vtxList[i].y = prjVerts[i].y;
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vtxList[i].z = prjVerts[i].z;
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vtxList[i].r = srcVerts[i].r;
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vtxList[i].g = srcVerts[i].g;
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vtxList[i].b = srcVerts[i].b;
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vtxList[i].a = srcVerts[i].a;
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vtxList[i].tmuvtx[0].sow = srcVerts[i].s;
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vtxList[i].tmuvtx[0].tow = srcVerts[i].t;
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}
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}
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}
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switch (listType) {
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case GR_POINTS:
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case GR_LINE_STRIP:
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case GR_LINES:
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case GR_POLYGON:
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case GR_TRIANGLE_STRIP:
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case GR_TRIANGLE_FAN:
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grDrawVertexArray(listType, 4, vtxListArray);
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break;
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case GR_TRIANGLES:
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grDrawVertexArray(listType, 6, vtxListArray);
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break;
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default:
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if (aaenable)
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grAADrawTriangle(vtxList, vtxList+1, vtxList+2, FXTRUE, FXTRUE, FXTRUE);
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else
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grDrawTriangle(vtxList, vtxList+1, vtxList+2);
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}
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tlConRender();
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grBufferSwap( 1 );
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/* grab the frame buffer */
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if (scrgrab) {
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if (!tlScreenDump(filename, (FxU16)scrWidth, (FxU16)scrHeight))
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printf( "Cannot open %s\n", filename);
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scrgrab = FXFALSE;
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}
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while( tlKbHit() ) {
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FxU32 key;
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switch( key = tlGetCH() ) {
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case 'V':
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if (coords_space) {
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if (scrX > 0.f) {
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scrX -= 5.f; scrY -= 5.f;
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scrWidth += 10.f; scrHeight += 10.f;
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}
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}
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else {
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scrX = 0.f; scrY = 0.f;
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scrWidth = 640.f; scrHeight = 480.f;
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}
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break;
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case 'v':
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if (coords_space) {
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if (scrX <= 200.f) {
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scrX += 5.f; scrY += 5.f;
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scrWidth -= 10.f; scrHeight -= 10.f;
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}
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}
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else {
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scrX = 0.f; scrY = 0.f;
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scrWidth = 640.f; scrHeight = 480.f;
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}
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break;
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case 'c':
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case 'C':
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coords_space = !coords_space;
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if (coords_space) {
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grVertexLayout(GR_PARAM_Q, GR_VERTEX_OOW_OFFSET << 2, GR_PARAM_DISABLE);
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grVertexLayout(GR_PARAM_W, GR_VERTEX_OOW_OFFSET << 2, GR_PARAM_ENABLE);
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}
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else {
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grVertexLayout(GR_PARAM_W, GR_VERTEX_OOW_OFFSET << 2, GR_PARAM_DISABLE);
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grVertexLayout(GR_PARAM_Q, GR_VERTEX_OOW_OFFSET << 2, GR_PARAM_ENABLE);
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}
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break;
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case 't':
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case 'T':
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listType = -1;
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break;
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case 'a':
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case 'A':
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aaenable = !aaenable;
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if (aaenable) {
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grAlphaCombine( GR_COMBINE_FUNCTION_LOCAL,
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GR_COMBINE_FACTOR_NONE,
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GR_COMBINE_LOCAL_ITERATED,
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GR_COMBINE_OTHER_NONE,
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FXFALSE );
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grAlphaBlendFunction( GR_BLEND_SRC_ALPHA, GR_BLEND_ONE_MINUS_SRC_ALPHA,
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GR_BLEND_ZERO, GR_BLEND_ZERO );
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grEnable(GR_AA_ORDERED);
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if (!packedrgb)
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grVertexLayout(GR_PARAM_A,
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GR_VERTEX_A_OFFSET << 2,
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GR_PARAM_ENABLE);
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}
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else {
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grAlphaCombine(GR_COMBINE_FUNCTION_SCALE_OTHER,
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GR_COMBINE_FACTOR_ONE,
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GR_COMBINE_LOCAL_NONE,
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GR_COMBINE_OTHER_CONSTANT,
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FXFALSE);
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grAlphaBlendFunction(GR_BLEND_ONE , GR_BLEND_ZERO,
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GR_BLEND_ONE, GR_BLEND_ZERO);
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grDisable(GR_AA_ORDERED);
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if (!packedrgb)
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grVertexLayout(GR_PARAM_A,
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GR_VERTEX_A_OFFSET << 2,
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GR_PARAM_DISABLE);
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}
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break;
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case 'p':
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case 'P':
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packedrgb = !packedrgb;
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if (packedrgb) {
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grVertexLayout(GR_PARAM_PARGB, GR_VERTEX_R_OFFSET << 2, GR_PARAM_ENABLE);
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(FxU32)srcVerts[0].r = 0xff0000ff;
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(FxU32)srcVerts[1].r = 0xff00ff00;
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(FxU32)srcVerts[2].r = 0xffff0000;
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(FxU32)srcVerts[3].r = 0xffff0000;
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}
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else {
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grVertexLayout(GR_PARAM_RGB, GR_VERTEX_R_OFFSET << 2, GR_PARAM_ENABLE);
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if (aaenable)
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grVertexLayout(GR_PARAM_A, GR_VERTEX_A_OFFSET << 2, GR_PARAM_ENABLE);
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srcVerts[0].r = 1.f, srcVerts[0].g = 0.f, srcVerts[0].b = 0.f, srcVerts[0].a = 1.f;
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srcVerts[1].r = 0.f, srcVerts[1].g = 1.f, srcVerts[1].b = 0.f, srcVerts[1].a = 1.f;
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srcVerts[2].r = 0.f, srcVerts[2].g = 0.f, srcVerts[2].b = 1.f, srcVerts[2].a = 1.f;
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srcVerts[3].r = 0.f, srcVerts[3].g = 0.f, srcVerts[3].b = 1.f, srcVerts[3].a = 1.f;
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}
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break;
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case '0':
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case '1':
|
|
case '2':
|
|
case '4':
|
|
listType = key - '0';
|
|
vtxListArray[0] = (void *)&vtxList[0]; vtxListArray[1] = (void *)&vtxList[1];
|
|
vtxListArray[2] = (void *)&vtxList[2]; vtxListArray[3] = (void *)&vtxList[3];
|
|
break;
|
|
case '3':
|
|
case '5':
|
|
listType = key - '0';
|
|
vtxListArray[0] = (void *)&vtxList[1]; vtxListArray[1] = (void *)&vtxList[0];
|
|
vtxListArray[2] = (void *)&vtxList[2]; vtxListArray[3] = (void *)&vtxList[3];
|
|
break;
|
|
case '6':
|
|
listType = key - '0';
|
|
vtxListArray[0] = (void *)&vtxList[1]; vtxListArray[1] = (void *)&vtxList[0];
|
|
vtxListArray[2] = (void *)&vtxList[2];
|
|
vtxListArray[3] = (void *)&vtxList[1]; vtxListArray[4] = (void *)&vtxList[2];
|
|
vtxListArray[5] = (void *)&vtxList[3];
|
|
break;
|
|
default:
|
|
frames = 0;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
grGlideShutdown();
|
|
return;
|
|
} /* main */
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|