progs/fp: Add a bit of local variable testing to fp-tri
diff --git a/progs/fp/fp-tri.c b/progs/fp/fp-tri.c
index cb991f8..2512e82 100644
--- a/progs/fp/fp-tri.c
+++ b/progs/fp/fp-tri.c
@@ -130,6 +130,8 @@
 {
    glClear(GL_COLOR_BUFFER_BIT);
 
+   glProgramLocalParameter4fARB(GL_FRAGMENT_PROGRAM_ARB, 0, 1.0, 1.0, 0.0, 0.0);
+   glProgramLocalParameter4fARB(GL_FRAGMENT_PROGRAM_ARB, 1, 0.0, 0.0, 1.0, 1.0);
    glBegin(GL_TRIANGLES);
    glColor3f(0,0,1);
    glVertex3f( 0.9, -0.9, -30.0);