1 files changed, 1 insertions, 6 deletions

diff --git a/src/extras/shaders/colourfilterIII.frag b/src/extras/shaders/colourfilterIII.frag
index e19a8600..4c9a8400 100644
--- a/src/extras/shaders/colourfilterIII.frag
+++ b/src/extras/shaders/colourfilterIII.frag
@@ -11,15 +11,10 @@ void
 main(void)
 {
 	float a = u_blurcolor.a;
-
-	vec4 doublec = clamp(u_blurcolor*2, 0.0, 1.0);
 	vec4 dst = texture(tex0, vec2(v_tex0.x, 1.0-v_tex0.y));
 	vec4 prev = dst;
 	for(int i = 0; i < 5; i++){
-//		vec4 doublec = clamp(u_blurcolor*2, 0.0, 1.0);
-		vec4 tmp = dst*(1.0-a) + prev*doublec*a;
-		tmp += prev*u_blurcolor;
-		tmp += prev*u_blurcolor;
+		vec4 tmp = dst*(1.0-a) + prev*u_blurcolor*a;
 		prev = clamp(tmp, 0.0, 1.0);
 	}
 	color.rgb = prev.rgb;