diff options
| -rw-r--r-- | progs/osdemos/osdemo.c | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/progs/osdemos/osdemo.c b/progs/osdemos/osdemo.c index cdb3c72..95e2ff9 100644 --- a/progs/osdemos/osdemo.c +++ b/progs/osdemos/osdemo.c @@ -82,60 +82,12 @@ static void render_image( void ) glutSolidCone(1.0, 2.0, 16, 1); glPopMatrix(); -#ifdef GL_HP_occlusion_test - if (perf == 0) { - GLboolean bRet; - glDepthMask(GL_FALSE); - glColorMask(GL_FALSE,GL_FALSE,GL_FALSE,GL_FALSE); - glEnable(GL_OCCLUSION_TEST_HP); - glGetBooleanv(GL_OCCLUSION_TEST_RESULT_HP,&bRet); - - glPushMatrix(); - glTranslatef(0.75, 0.0, -1.0); - glMaterialfv( GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, blue_mat ); - glutSolidSphere(1.0, 20, 20); - glPopMatrix(); - - glGetBooleanv(GL_OCCLUSION_TEST_RESULT_HP,&bRet); - printf("Occlusion test 1 (result should be 1): %d\n",bRet); - - glDepthMask(GL_TRUE); - glColorMask(GL_TRUE,GL_TRUE,GL_TRUE,GL_TRUE); - glDisable(GL_OCCLUSION_TEST_HP); - } -#endif - glPushMatrix(); glTranslatef(0.75, 0.0, -1.0); glMaterialfv( GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, blue_mat ); glutSolidSphere(1.0, 20, 20); glPopMatrix(); -#ifdef GL_HP_occlusion_test - if (perf == 0){ - GLboolean bRet; - - glDepthMask(GL_FALSE); - glColorMask(GL_FALSE,GL_FALSE,GL_FALSE,GL_FALSE); - glEnable(GL_OCCLUSION_TEST_HP); - glGetBooleanv(GL_OCCLUSION_TEST_RESULT_HP,&bRet); - - /* draw a sphere inside the previous sphere */ - glPushMatrix(); - glTranslatef(0.75, 0.0, -1.0); - glMaterialfv( GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, blue_mat ); - glutSolidSphere(0.5, 20, 20); - glPopMatrix(); - - glGetBooleanv(GL_OCCLUSION_TEST_RESULT_HP,&bRet); - printf("Occlusion test 2 (result should be 0): %d\n",bRet); - - glDepthMask(GL_TRUE); - glColorMask(GL_TRUE,GL_TRUE,GL_TRUE,GL_TRUE); - glDisable(GL_OCCLUSION_TEST_HP); - } -#endif - glPopMatrix(); /* This is very important!!! |