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Source/Engine/Renderer/GBufferPass.h

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+// Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
+
+#pragma once
+
+#include "RendererPass.h"
+
+/// <summary>
+/// Rendering scene to the GBuffer
+/// </summary>
+class GBufferPass : public RendererPass<GBufferPass>
+{
+private:
+
+    AssetReference<Shader> _gBufferShader;
+    GPUPipelineState* _psDebug = nullptr;
+    AssetReference<Model> _skyModel;
+    AssetReference<Model> _boxModel;
+#if USE_EDITOR
+    class LightmapUVsDensityMaterialShader* _lightmapUVsDensityMaterialShader = nullptr;
+    class VertexColorsMaterialShader* _vertexColorsMaterialShader = nullptr;
+#endif
+
+public:
+
+    /// <summary>
+    /// Fill GBuffer
+    /// </summary>
+    /// <param name="renderContext">The rendering context.</param>
+    /// <param name="lightBuffer">Light buffer to output material emissive light and precomputed indirect lighting</param>
+    void Fill(RenderContext& renderContext, GPUTextureView* lightBuffer);
+
+    /// <summary>
+    /// Render debug view
+    /// </summary>
+    /// <param name="renderContext">The rendering context.</param>
+    void RenderDebug(RenderContext& renderContext);
+
+public:
+
+    static bool IsDebugView(ViewMode mode);
+
+    /// <summary>
+    /// Set GBuffer inputs structure for given render task
+    /// </summary>
+    /// <param name="view">The rendering view.</param>
+    /// <param name="gBuffer">GBuffer input to setup</param>
+    static void SetInputs(const RenderView& view, GBufferData& gBuffer);
+
+private:
+
+    void DrawDecals(RenderContext& renderContext, GPUTextureView* lightBuffer);
+
+#if COMPILE_WITH_DEV_ENV
+    void OnShaderReloading(Asset* obj)
+    {
+        _psDebug->ReleaseGPU();
+        invalidateResources();
+    }
+#endif
+
+public:
+
+    // [RendererPass]
+    String ToString() const override;
+    bool Init() override;
+    void Dispose() override;
+
+protected:
+
+    // [RendererPass]
+    bool setupResources() override;
+};