diff options
| author | Randy Frank <rfrank@rsinc.com> | 2000-03-28 16:59:39 +0000 |
|---|---|---|
| committer | Randy Frank <rfrank@rsinc.com> | 2000-03-28 16:59:39 +0000 |
| commit | 23ee049401fdaaa77240a3eb02ca4dcce421a939 (patch) | |
| tree | 7ea0026303b73f22234a5708c0b2b385242ab5c6 /progs/demos/osdemo.c | |
| parent | 9d4d85520834361af3797c720c1b9b223f083d59 (diff) | |
Implemented support for the HP occlusion test extension (osmesa and X)
Diffstat (limited to 'progs/demos/osdemo.c')
| -rw-r--r-- | progs/demos/osdemo.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/progs/demos/osdemo.c b/progs/demos/osdemo.c index 83f29af070..7411d4ad4e 100644 --- a/progs/demos/osdemo.c +++ b/progs/demos/osdemo.c @@ -1,4 +1,4 @@ -/* $Id: osdemo.c,v 1.3 2000/03/06 23:56:21 brianp Exp $ */ +/* $Id: osdemo.c,v 1.4 2000/03/28 16:59:39 rjfrank Exp $ */ /* * Demo of off-screen Mesa rendering @@ -75,24 +75,26 @@ static void render_image( void ) glutSolidCone(1.0, 2.0, 16, 1); glPopMatrix(); -#ifdef OSMESA_OCCLUSION_TEST_RESULT_HP +#ifdef GL_HP_occlusion_test { GLboolean bRet; - OSMesaGetBooleanv(OSMESA_OCCLUSION_TEST_RESULT_HP,&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); + 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); + 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 @@ -102,26 +104,28 @@ static void render_image( void ) glutSolidSphere(1.0, 20, 20); glPopMatrix(); -#ifdef OSMESA_OCCLUSION_TEST_RESULT_HP +#ifdef GL_HP_occlusion_test { GLboolean bRet; - OSMesaGetBooleanv(OSMESA_OCCLUSION_TEST_RESULT_HP,&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); + 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); + 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 |