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-rw-r--r--progs/vpglsl/if.glsl7
1 files changed, 7 insertions, 0 deletions
diff --git a/progs/vpglsl/if.glsl b/progs/vpglsl/if.glsl
new file mode 100644
index 0000000000..174f69c19c
--- /dev/null
+++ b/progs/vpglsl/if.glsl
@@ -0,0 +1,7 @@
+
+void main() {
+ gl_FrontColor = gl_Color;
+ gl_Position = gl_Vertex;
+ if (gl_Position.x < 0.5)
+ gl_FrontColor = vec4(1.0, 0.0, 0.0, 1.0);
+}