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Source/Engine/Renderer/Renderer.h

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+// Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
+
+#pragma once
+
+#include "Engine/Scripting/ScriptingObject.h"
+
+class GPUContext;
+class GPUTexture;
+class GPUTextureView;
+struct RenderContext;
+class RenderTask;
+class SceneRenderTask;
+class MaterialBase;
+class Actor;
+
+/// <summary>
+/// High-level rendering service.
+/// </summary>
+API_CLASS(Static) class FLAXENGINE_API Renderer
+{
+DECLARE_SCRIPTING_TYPE_NO_SPAWN(Renderer);
+public:
+
+    /// <summary>
+    /// Determines whether the scene rendering system is ready (all shaders are loaded and helper resources are ready).
+    /// </summary>
+    /// <returns><c>true</c> if this rendering service is ready for scene rendering; otherwise, <c>false</c>.</returns>
+    static bool IsReady();
+
+    /// <summary>
+    /// Performs rendering for the input task.
+    /// </summary>
+    /// <param name="task">The scene rendering task.</param>
+    static void Render(SceneRenderTask* task);
+
+    /// <summary>
+    /// Determinates whenever any pass requires motion vectors rendering.
+    /// </summary>
+    /// <param name="renderContext">The rendering context.</param>
+    /// <returns>True if need to render motion vectors, otherwise false.</returns>
+    static bool NeedMotionVectors(RenderContext& renderContext);
+
+public:
+
+    /// <summary>
+    /// Draws scene objects depth (to the output Z buffer). The output must be depth texture to write hardware depth to it.
+    /// </summary>
+    /// <param name="context">The GPU commands context to use.</param>
+    /// <param name="task">Render task to use it's view description and the render buffers.</param>
+    /// <param name="output">The output texture. Must be valid and created.</param>
+    /// <param name="customActors">The custom set of actors to render. If empty, the loaded scenes will be rendered.</param>
+    API_FUNCTION() static void DrawSceneDepth(GPUContext* context, SceneRenderTask* task, GPUTexture* output, const Array<Actor*, HeapAllocation>& customActors);
+
+    /// <summary>
+    /// Draws postFx material to the render target.
+    /// </summary>
+    /// <param name="context">The GPU commands context to use.</param>
+    /// <param name="renderContext">The rendering context.</param>
+    /// <param name="material">The material to render. It must be a post fx material.</param>
+    /// <param name="output">The output texture. Must be valid and created.</param>
+    /// <param name="input">The input texture. It's optional.</param>
+    API_FUNCTION() static void DrawPostFxMaterial(GPUContext* context, API_PARAM(Ref) const RenderContext& renderContext, MaterialBase* material, GPUTexture* output, GPUTextureView* input);
+};