Fixes AO hash function for random angle for high display resolutions.

sarvex · Oct 19, 2021 · 679b86c · 679b86c
1 parent 98f02a4
commit 679b86c
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/...ngine/Stride.Rendering/Rendering/Images/AmbientOcclusion/AmbientOcclusionRawAOShader.sdsl b/...ngine/Stride.Rendering/Rendering/Images/AmbientOcclusion/AmbientOcclusionRawAOShader.sdsl
@@ -91,7 +91,7 @@ namespace Stride.Rendering.Images
             // Hash function used in the HPG12 AlchemyAO paper
             int linearDepthInt = (int)linearDepth;
             //float randomPatternRotationAngle = (3 * screenPosition.x ^ screenPosition.y + screenPosition.x * screenPosition.y) * 10;
-            float randomPatternRotationAngle = (15 * linearDepthInt + 3 * screenPosition.x ^ 2 * screenPosition.y + screenPosition.x * screenPosition.y) * 10;
+            float randomPatternRotationAngle = ((15 * linearDepthInt + 3 * screenPosition.x ^ 2 * screenPosition.y + screenPosition.x * screenPosition.y) & 0x0000FFFF) * 10;
 
             //*****************************
             // Choose a sample radius proportional to the projected area of the half-sphere

diff --git a/...ne/Stride.Rendering/Rendering/Images/AmbientOcclusion/AmbientOcclusionRawAOShader.sdsl.cs b/...ne/Stride.Rendering/Rendering/Images/AmbientOcclusion/AmbientOcclusionRawAOShader.sdsl.cs
@@ -1,4 +1,4 @@
-// <auto-generated>
+// <auto-generated>
 // Do not edit this file yourself!
 //
 // This code was generated by Stride Shader Mixin Code Generator.