dlist-tri-flat-tri: make tri render differently if flatshade not enabled

When testing flat-shading, it helps to specify per-vertex colors so
that you can distinguish between flat & smooth shading.

1 files changed, 3 insertions, 1 deletions

diff --git a/progs/trivial/dlist-tri-flat-tri.c b/progs/trivial/dlist-tri-flat-tri.c
index b2a408512de..4dbb7884869 100644
--- a/progs/trivial/dlist-tri-flat-tri.c
+++ b/progs/trivial/dlist-tri-flat-tri.c
@@ -70,9 +70,11 @@ static void Init(void)
     */
    glShadeModel( GL_FLAT );
    glBegin(GL_TRIANGLES);
-   glColor3f(0,1,0);
+   glColor3f(1,0,0);
    glVertex3f( -0.5,  0.5, -30.0);
+   glColor3f(0,1,0);
    glVertex3f( -0.5, -0.5, -30.0);
+   glColor3f(0,0,1);
    glVertex3f(  0.5,  0.0, -30.0);
    glEnd();