Added test for the occlusion test code.
This commit is contained in:
parent
acb6297e14
commit
ed236aa0d0
|
@ -1,4 +1,4 @@
|
|||
/* $Id: osdemo.c,v 1.1 1999/08/19 00:55:40 jtg Exp $ */
|
||||
/* $Id: osdemo.c,v 1.2 2000/01/15 06:11:33 rjfrank Exp $ */
|
||||
|
||||
/*
|
||||
* Demo of off-screen Mesa rendering
|
||||
|
@ -19,8 +19,11 @@
|
|||
|
||||
/*
|
||||
* $Log: osdemo.c,v $
|
||||
* Revision 1.1 1999/08/19 00:55:40 jtg
|
||||
* Initial revision
|
||||
* Revision 1.2 2000/01/15 06:11:33 rjfrank
|
||||
* Added test for the occlusion test code.
|
||||
*
|
||||
* Revision 1.1.1.1 1999/08/19 00:55:40 jtg
|
||||
* Imported sources
|
||||
*
|
||||
* Revision 3.0 1998/02/14 18:42:29 brianp
|
||||
* initial rev
|
||||
|
@ -85,12 +88,56 @@ static void render_image( void )
|
|||
glutSolidCone(1.0, 2.0, 16, 1);
|
||||
glPopMatrix();
|
||||
|
||||
#ifdef OSMESA_OCCLUSION_TEST_RESULT_HP
|
||||
{
|
||||
GLboolean bRet;
|
||||
OSMesaGetBooleanv(OSMESA_OCCLUSION_TEST_RESULT_HP,&bRet);
|
||||
glDepthMask(GL_FALSE);
|
||||
glColorMask(GL_FALSE,GL_FALSE,GL_FALSE,GL_FALSE);
|
||||
|
||||
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();
|
||||
|
||||
OSMesaGetBooleanv(OSMESA_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);
|
||||
}
|
||||
#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 OSMESA_OCCLUSION_TEST_RESULT_HP
|
||||
{
|
||||
GLboolean bRet;
|
||||
|
||||
OSMesaGetBooleanv(OSMESA_OCCLUSION_TEST_RESULT_HP,&bRet);
|
||||
glDepthMask(GL_FALSE);
|
||||
glColorMask(GL_FALSE,GL_FALSE,GL_FALSE,GL_FALSE);
|
||||
|
||||
/* 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();
|
||||
|
||||
OSMesaGetBooleanv(OSMESA_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);
|
||||
}
|
||||
#endif
|
||||
|
||||
glPopMatrix();
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in New Issue