Use consistent normalization math for strands noise backends

rakesh2OO5 · rakesh2OO5 · commit d81c615cce14 · 2026-01-22T09:53:36.000+05:30
diff --git a/src/webgpu/shaders/functions/noise3DWGSL.js b/src/webgpu/shaders/functions/noise3DWGSL.js
@@ -102,5 +102,5 @@ fn noise(st: vec3<f32>, octaves: i32, ampFalloff: f32) -> f32 {
     frequency *= 2.0;
     amplitude *= ampFalloff;
   }
-  return result * 0.5 + 0.5;
+  return (result + 1.0) * 0.5;
 }`;

Original file line number	Diff line number	Diff line change
`@@ -102,5 +102,5 @@ fn noise(st: vec3<f32>, octaves: i32, ampFalloff: f32) -> f32 {`
`102`	`102`	`frequency *= 2.0;`
`103`	`103`	`amplitude *= ampFalloff;`
`104`	`104`	`}`
`105`		`- return result * 0.5 + 0.5;`
	`105`	`+ return (result + 1.0) * 0.5;`
`106`	`106`	}`;