diff options
Diffstat (limited to 'progs/demos')
| -rw-r--r-- | progs/demos/fplight.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/progs/demos/fplight.c b/progs/demos/fplight.c index 6eb77c60ea..c7a38248d3 100644 --- a/progs/demos/fplight.c +++ b/progs/demos/fplight.c @@ -37,15 +37,19 @@ static void Display( void ) glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); if (PixelLight) { +#if defined(GL_NV_fragment_program) NAMED_PARAMETER4FV(FragProg, "LightPos", LightPos); glEnable(GL_FRAGMENT_PROGRAM_NV); glEnable(GL_VERTEX_PROGRAM_NV); +#endif glDisable(GL_LIGHTING); } else { glLightfv(GL_LIGHT0, GL_POSITION, LightPos); +#if defined(GL_NV_fragment_program) glDisable(GL_FRAGMENT_PROGRAM_NV); glDisable(GL_VERTEX_PROGRAM_NV); +#endif glEnable(GL_LIGHTING); } @@ -216,6 +220,7 @@ static void Init( void ) exit(1); } +#if defined(GL_NV_fragment_program) glGenProgramsNV(1, &FragProg); assert(FragProg > 0); glGenProgramsNV(1, &VertProg); @@ -243,6 +248,7 @@ static void Init( void ) glBindProgramNV(GL_VERTEX_PROGRAM_NV, VertProg); glTrackMatrixNV(GL_VERTEX_PROGRAM_NV, 0, GL_MODELVIEW_PROJECTION_NV, GL_IDENTITY_NV); glTrackMatrixNV(GL_VERTEX_PROGRAM_NV, 4, GL_MODELVIEW, GL_INVERSE_TRANSPOSE_NV); +#endif /* * Misc init |