Eevee: Noise Texture: try to fix floating point accuracy issue

Cycles check for infinity and return 0.0 otherwise.
2019-04-26 18:37:17 +02:00
parent 941575b1f7
commit 1fa7d51f34
1 changed files with 3 additions and 1 deletions
--- a/source/blender/gpu/shaders/gpu_shader_material.glsl
+++ b/source/blender/gpu/shaders/gpu_shader_material.glsl
@@ -2771,7 +2771,9 @@ float noise_perlin(float x, float y, float z)

  noise_v[1] = noise_nerp(v, noise_u[0], noise_u[1]);

-  return noise_scale3(noise_nerp(w, noise_v[0], noise_v[1]));
+  float r = noise_scale3(noise_nerp(w, noise_v[0], noise_v[1]));
+
+  return (isinf(r)) ? 0.0 : r;
 }

 float noise(vec3 p)