Merge branch 'master' into 1.5

Source/Engine/Graphics/Materials/MaterialInfo.h

@@ -435,6 +435,11 @@ API_ENUM() enum class MaterialSceneTextures
     /// The material shading mode.
     /// </summary>
     ShadingModel = 10,
+
+    /// <summary>
+    /// The scene world-space position (relative to the render view origin).
+    /// </summary>
+    WorldPosition = 11,
 };
 
 /// <summary>

Source/Engine/Graphics/Materials/MaterialParams.cpp

@@ -439,6 +439,7 @@ void MaterialParameter::Bind(BindMeta& meta) const
             switch (type)
             {
             case MaterialSceneTextures::SceneDepth:
+            case MaterialSceneTextures::WorldPosition:
                 view = meta.CanSampleDepth
                            ? meta.Buffers->DepthBuffer->GetDescription().Flags & GPUTextureFlags::ReadOnlyDepthView
                                  ? meta.Buffers->DepthBuffer->ViewReadOnlyDepth()

Source/Engine/Graphics/Materials/PostFxMaterialShader.cpp

@@ -18,6 +18,7 @@ PACK_STRUCT(struct PostFxMaterialShaderData {
     Float4 ViewInfo;
     Float4 ScreenSize;
     Float4 TemporalAAJitter;
+    Matrix InverseViewProjectionMatrix;
     });
 
 void PostFxMaterialShader::Bind(BindParameters& params)
@@ -44,6 +45,7 @@ void PostFxMaterialShader::Bind(BindParameters& params)
     // Setup material constants
     {
         Matrix::Transpose(view.View, materialData->ViewMatrix);
+        Matrix::Transpose(view.IVP, materialData->InverseViewProjectionMatrix);
         materialData->ViewPos = view.Position;
         materialData->ViewFar = view.Far;
         materialData->ViewDir = view.Direction;