1 files changed, 11 insertions, 0 deletions
diff --git a/progs/vp/vp-tris.c b/progs/vp/vp-tris.c
index 3fe35f7e3e..58014dd48d 100644
--- a/progs/vp/vp-tris.c
+++ b/progs/vp/vp-tris.c
@@ -155,6 +155,17 @@ static void Init( void )
       printf("errorpos: %d\n", errorpos);
       printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
    }
+
+   {
+      const float Ambient[4] = { 0.0, 1.0, 0.0, 0.0 };
+      const float Diffuse[4] = { 1.0, 0.0, 0.0, 0.0 };
+      const float Specular[4] = { 0.0, 0.0, 1.0, 0.0 };
+      const float Emission[4] = { 0.0, 0.0, 0.0, 1.0 };
+      glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, Ambient);
+      glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, Diffuse);
+      glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, Specular);
+      glMaterialfv(GL_FRONT_AND_BACK, GL_EMISSION, Emission);
+   }
 }