From 079ea98dcfe500b4ac687fee937faa45ba6be5eb Mon Sep 17 00:00:00 2001
From: Stefan Gustavson <stefan.gustavson@gmail.com>
Date: Wed, 30 Jun 2021 16:06:11 +0200
Subject: [PATCH] New permutation (improved randomness)

---
 src/cellular2x2.glsl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cellular2x2.glsl b/src/cellular2x2.glsl
index 4651af8..8ba8cbf 100644
--- a/src/cellular2x2.glsl
+++ b/src/cellular2x2.glsl
@@ -22,7 +22,7 @@ vec4 mod7(vec4 x) {
 
 // Permutation polynomial: (34x^2 + 6x) mod 289
 vec4 permute(vec4 x) {
-  return mod289((34.0 * x + 6.0) * x);
+  return mod289((34.0 * x + 10.0) * x);
 }
 
 // Cellular noise, returning F1 and F2 in a vec2.