Add aspect ratio neutrality to Screen Space Reflection's vignette

gokselgoktas · gokselgoktas · commit fe198310fc72 · 2017-10-30T20:18:39.000+02:00
diff --git a/PostProcessing/Shaders/Builtins/ScreenSpaceReflections.hlsl b/PostProcessing/Shaders/Builtins/ScreenSpaceReflections.hlsl
@@ -101,6 +101,7 @@ float Attenuate(float2 uv)
 float Vignette(float2 uv)
 {
     float2 k = abs(uv - 0.5) * SSR_VIGNETTE_INTENSITY;
+    k.x *= _MainTex_TexelSize.y * _MainTex_TexelSize.z;
     return pow(saturate(1.0 - dot(k, k)), SSR_VIGNETTE_SMOOTHNESS);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -101,6 +101,7 @@ float Attenuate(float2 uv)`
`101`	`101`	`float Vignette(float2 uv)`
`102`	`102`	`{`
`103`	`103`	`float2 k = abs(uv - 0.5) * SSR_VIGNETTE_INTENSITY;`
	`104`	`+ k.x = _MainTex_TexelSize.y _MainTex_TexelSize.z;`
`104`	`105`	`return pow(saturate(1.0 - dot(k, k)), SSR_VIGNETTE_SMOOTHNESS);`
`105`	`106`	`}`
`106`	`107`