fixed scaling bug intro'ed by fixing a scaling bug

2011-03-23 03:38:32 -07:00 · 2011-03-23 03:38:32 -07:00 · e02650cd13
parent dcedd5047d
commit e02650cd13
1 changed files with 1 additions and 1 deletions
--- a/noise.glsl
+++ b/noise.glsl
@ -262,7 +262,7 @@ float simplexNoise4(vec4 v)
           + i.x + vec4(i1.x, i2.x, i3.x, 1. ), pParam.xyz);
 // Gradients
 // ( N*N*N points uniformly over a cube, mapped onto a 4-octohedron.)
-  vec4 ip = pParam ;
+  vec4 ip = vec4(pParam.w) ;
  ip.xy *= pParam.w ;
  ip.x  *= pParam.w ;
  ip = vec4(1.,1.,1.,2.) / ip ;