Query/print GL_RED/GREEN/BLUE/ALPHA_BITS

This commit is contained in:
Brian Paul 2005-10-08 14:42:51 +00:00
parent 474f28e57c
commit cf085db28a

View file

@ -71,7 +71,9 @@ Display( void )
static void
Reshape( int width, int height )
{
#if 0
float ar = (float) width / (float) height;
#endif
glViewport( 0, 0, width, height );
glMatrixMode( GL_PROJECTION );
glLoadIdentity();
@ -156,6 +158,12 @@ Init( void )
glGetRenderbufferParameterivEXT(GL_RENDERBUFFER_EXT,
GL_RENDERBUFFER_ALPHA_SIZE_EXT, &a);
printf("renderbuffer RGBA sizes = %d %d %d %d\n", r, g, b, a);
glGetIntegerv(GL_RED_BITS, &r);
glGetIntegerv(GL_GREEN_BITS, &g);
glGetIntegerv(GL_BLUE_BITS, &b);
glGetIntegerv(GL_ALPHA_BITS, &a);
printf("Visual RGBA sizes = %d %d %d %d\n", r, g, b, a);
}
CheckError(__LINE__);