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New permutation (much improved randomness)

master
Stefan Gustavson 2021-06-29 11:03:51 +02:00 committed by GitHub
parent ff3b5d34ea
commit f11d7dee21
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1 changed files with 1 additions and 1 deletions
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src/psrdnoise2D.glsl
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@ -74,7 +74,7 @@ vec3 mod289(vec3 x) {
// Permutation polynomial (ring size 289 = 17*17)
vec3 permute(vec3 x) {
return mod289(((x*34.0)+1.0)*x);
return mod289(((x*34.0)+6.0)*x);
}
// Hashed 2-D gradients with an extra rotation.