Default black texture XR should be opaque (alpha = 1) #4253

Author: sebastienlagarde

com.unity.render-pipelines.core/Runtime/Textures/TextureXR.cs

@@ -92,6 +92,7 @@ public static TextureDimension dimension
         /// <returns>The default magenta texture.</returns>
         public static RTHandle GetMagentaTexture() { return useTexArray ? m_MagentaTexture2DArrayRTH : m_MagentaTextureRTH; }
 
+        static Texture2D        m_BlackTexture;
         static Texture3D        m_BlackTexture3D;
         static Texture2DArray   m_BlackTexture2DArray;
         static RTHandle         m_BlackTexture2DArrayRTH;
@@ -161,9 +162,12 @@ public static void Initialize(CommandBuffer cmd, ComputeShader clearR32_UIntShad
 
                 // Black
                 RTHandles.Release(m_BlackTextureRTH);
-                m_BlackTextureRTH = RTHandles.Alloc(Texture2D.blackTexture);
+                m_BlackTexture = new Texture2D(1, 1, GraphicsFormat.R8G8B8A8_SRGB, TextureCreationFlags.None) { name = "Black Texture" };
+                m_BlackTexture.SetPixel(0, 0, Color.black);
+                m_BlackTexture.Apply();
+                m_BlackTextureRTH = RTHandles.Alloc(m_BlackTexture);
                 RTHandles.Release(m_BlackTexture2DArrayRTH);
-                m_BlackTexture2DArray = CreateTexture2DArrayFromTexture2D(Texture2D.blackTexture, "Black Texture2DArray");
+                m_BlackTexture2DArray = CreateTexture2DArrayFromTexture2D(m_BlackTexture, "Black Texture2DArray");
                 m_BlackTexture2DArrayRTH = RTHandles.Alloc(m_BlackTexture2DArray);
                 RTHandles.Release(m_BlackTexture3DRTH);
                 m_BlackTexture3D = CreateBlackTexture3D("Black Texture3D");

com.unity.render-pipelines.high-definition/CHANGELOG.md

@@ -203,6 +203,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Increased path tracing max samples from 4K to 16K (case 1327729).
 - Film grain does not affect the alpha channel.
 - Disable TAA sharpening on alpha channel.
+- Default black texture XR is now opaque (alpha = 1).
 
 ## [10.3.0] - 2020-12-01