Add new scene textures SceneStencil and ObjectLayer to sample Stencil buffer

Source/Engine/Graphics/Materials/MaterialInfo.h

@@ -444,6 +444,16 @@ API_ENUM() enum class MaterialSceneTextures
     /// The scene world-space position (relative to the render view origin).
     /// </summary>
     WorldPosition = 11,
+
+    /// <summary>
+    /// The scene stencil.
+    /// </summary>
+    SceneStencil = 12,
+
+    /// <summary>
+    /// The object layer index.
+    /// </summary>
+    ObjectLayer = 13,
 };
 
 /// <summary>

Source/Engine/Graphics/Materials/MaterialParams.cpp

@@ -393,6 +393,10 @@ void MaterialParameter::Bind(BindMeta& meta) const
             case MaterialSceneTextures::Specular:
                 view = meta.CanSampleGBuffer ? meta.Buffers->GBuffer2->View() : nullptr;
                 break;
+            case MaterialSceneTextures::SceneStencil:
+            case MaterialSceneTextures::ObjectLayer:
+                view = meta.CanSampleDepth ? meta.Buffers->DepthBuffer->ViewStencil() : nullptr;
+                break;
             default: ;
             }
         }