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allow specifying image file on command line

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This commit is contained in:
Brian Paul 2004-11-10 23:16:22 +00:00
parent 60909388ab
commit b271ce8eda
1 changed files with 11 additions and 5 deletions
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16
progs/demos/drawpix.c
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@ -241,16 +241,16 @@ static void SpecialKey( int key, int x, int y )
}
static void Init( GLboolean ciMode )
static void Init( GLboolean ciMode, const char *filename )
{
static const GLfloat fogColor[4] = {0, 1, 0, 0};
printf("GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
Image = LoadRGBImage( IMAGE_FILE, &ImgWidth, &ImgHeight, &ImgFormat );
Image = LoadRGBImage( filename, &ImgWidth, &ImgHeight, &ImgFormat );
if (!Image) {
printf("Couldn't read %s\n", IMAGE_FILE);
printf("Couldn't read %s\n", filename);
exit(0);
}
@ -320,9 +320,15 @@ static void Usage(void)
int main( int argc, char *argv[] )
{
GLboolean ciMode = GL_FALSE;
const char *filename = IMAGE_FILE;
int i = 1;
if (argc > 1 && strcmp(argv[1], "-ci")==0) {
if (argc > i && strcmp(argv[i], "-ci")==0) {
ciMode = GL_TRUE;
i++;
}
if (argc > i) {
filename = argv[i];
}
glutInit( &argc, argv );
@ -336,7 +342,7 @@ int main( int argc, char *argv[] )
glutCreateWindow(argv[0]);
Init(ciMode);
Init(ciMode, filename);
Usage();
glutReshapeFunc( Reshape );