diff options
| -rw-r--r-- | progs/demos/pointblast.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/progs/demos/pointblast.c b/progs/demos/pointblast.c index 715813f176..dbbe2f35a2 100644 --- a/progs/demos/pointblast.c +++ b/progs/demos/pointblast.c @@ -471,6 +471,11 @@ main(int argc, char **argv) glutAddMenuEntry("Quit", 666); glutAttachMenu(GLUT_RIGHT_BUTTON); + if (!glutExtensionSupported("GL_ARB_point_parameters")) { + fprintf(stderr, "Sorry, GL_ARB_point_parameters is not supported.\n"); + return -1; + } + glShadeModel(GL_FLAT); glEnable(GL_DEPTH_TEST); glEnable(GL_POINT_SMOOTH); |