Shader fixes

luboslenco · luboslenco · commit 45090f7f9d8a · 2025-12-02T21:02:28.000+01:00
diff --git a/paint/shaders/prefilter_envmap.kong b/paint/shaders/prefilter_envmap.kong
@@ -35,7 +35,7 @@ fun prefilter_envmap_vert(input: vert_in): vert_out {
 
 fun rand(co: float2): float {
 	// return frac(sin(dot(co.xy, float2(12.9898, 78.233)) % 3.14) * 43758.5453);
-	var uv: float2 = frac(co * 12.34);
+	var uv: float2 = float2(frac(co.x * 12.34), frac(co.y * 12.34));
 	return sample(noise, sampler_linear, uv).r;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -35,7 +35,7 @@ fun prefilter_envmap_vert(input: vert_in): vert_out {`
`35`	`35`
`36`	`36`	`fun rand(co: float2): float {`
`37`	`37`	`// return frac(sin(dot(co.xy, float2(12.9898, 78.233)) % 3.14) * 43758.5453);`
`38`		`- var uv: float2 = frac(co * 12.34);`
	`38`	`+ var uv: float2 = float2(frac(co.x * 12.34), frac(co.y * 12.34));`
`39`	`39`	`return sample(noise, sampler_linear, uv).r;`
`40`	`40`	`}`
`41`	`41`