First!

shaders/glsl/AmbientGlow.fp

@@ -0,0 +1,12 @@
+// imitation of the Unreal Engine 1.x ambient glow effect, timing may be off
+#define PI 3.14159265
+vec4 ProcessLight( vec4 color )
+{
+	float glow = (1.0+sin(timer*2*PI))*0.25;
+	return vec4(min(color.rgb+vec3(glow),1.0),color.a);
+}
+
+vec4 ProcessTexel()
+{
+	return getTexel(vTexCoord.st);
+}