Files
glide/glide3x/sst1/glide3/tests/test07.c
2004-03-02 07:56:29 +00:00

163 lines
4.4 KiB
C

/*
** Insert new header here
**
*/
#include <stdlib.h>
#include <stdio.h>
#ifndef __linux__
#include <conio.h>
#else
#include <linutil.h>
#endif
#include <assert.h>
#include <string.h>
#include <glide.h>
#include "tlib.h"
int hwconfig;
static const char *version;
static const char name[] = "test07";
static const char purpose[] = "alpha blending test";
static const char usage[] = "-n <frames> -r <res> -d <filename>";
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;
FxBool scrgrab = FXFALSE;
char filename[256];
/* Initialize Glide */
grGlideInit();
assert( hwconfig = tlVoodooType() );
/* Process Command Line Arguments */
while( rv = tlGetOpt( argc, argv, "nrd", &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;
case 'd':
scrgrab = FXTRUE;
frames = 1;
strcpy(filename, remArgs[0]);
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 );
assert( grSstWinOpen(tlGethWnd(),
resolution,
GR_REFRESH_60Hz,
GR_COLORFORMAT_ABGR,
GR_ORIGIN_UPPER_LEFT,
2, 1 ) );
tlConSet( 0.0f, 0.0f, 1.0f, 1.0f,
60, 30, 0xffffff );
/* Set up Render State - flat shading + alpha blend on constant alpha */
grVertexLayout(GR_PARAM_XY, 0, GR_PARAM_ENABLE);
grColorCombine( GR_COMBINE_FUNCTION_LOCAL,
GR_COMBINE_FACTOR_NONE,
GR_COMBINE_LOCAL_CONSTANT,
GR_COMBINE_OTHER_NONE,
FXFALSE );
grAlphaCombine( GR_COMBINE_FUNCTION_LOCAL,
GR_COMBINE_FACTOR_NONE,
GR_COMBINE_LOCAL_CONSTANT,
GR_COMBINE_OTHER_NONE,
FXFALSE );
grAlphaBlendFunction( GR_BLEND_SRC_ALPHA, GR_BLEND_ONE_MINUS_SRC_ALPHA,
GR_BLEND_ZERO, GR_BLEND_ZERO );
tlConOutput( "Press a key to quit\n" );
while( frames-- && tlOkToRender()) {
GrVertex vtxA, vtxB, vtxC;
if (hwconfig == TL_VOODOORUSH) {
tlGetDimsByConst(resolution,
&scrWidth,
&scrHeight );
grClipWindow(0, 0, (FxU32) scrWidth, (FxU32) scrHeight);
}
grBufferClear( 0x00, 0, 0 );
vtxA.x = tlScaleX( 0.25f ), vtxA.y = tlScaleY( 0.21f );
vtxB.x = tlScaleX( 0.75f ), vtxB.y = tlScaleY( 0.21f );
vtxC.x = tlScaleX( 0.5f ), vtxC.y = tlScaleY( 0.79f );
grConstantColorValue( 0xFF0000FF );
grDrawTriangle( &vtxA, &vtxB, &vtxC );
vtxA.x = tlScaleX( 0.86f ), vtxA.y = tlScaleY( 0.21f );
vtxB.x = tlScaleX( 0.86f ), vtxB.y = tlScaleY( 0.79f );
vtxC.x = tlScaleX( 0.14f ), vtxC.y = tlScaleY( 0.5f );
grConstantColorValue( 0x80FF0000 );
grDrawTriangle( &vtxA, &vtxB, &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() ) frames = 0;
}
grGlideShutdown();
return;
}