Graphics: Add gamma correction

include/Nazara/Graphics/Enums.hpp

@@ -45,8 +45,9 @@ namespace Nz
 	{
 		DebugDraw,
 		DepthPrepass,
+		GammaCorrection,
 
-		Max = DepthPrepass
+		Max = GammaCorrection
 	};
 
 	template<>

include/Nazara/Graphics/ForwardFramePipeline.hpp

@@ -20,6 +20,7 @@
 #include <Nazara/Graphics/Light.hpp>
 #include <Nazara/Graphics/LightShadowData.hpp>
 #include <Nazara/Graphics/MaterialPass.hpp>
+#include <Nazara/Graphics/PostProcessPipelinePass.hpp>
 #include <Nazara/Graphics/RenderElement.hpp>
 #include <Nazara/Graphics/RenderQueue.hpp>
 #include <Nazara/Graphics/RenderQueueRegistry.hpp>
@@ -138,6 +139,7 @@ namespace Nz
 				std::unique_ptr<DepthPipelinePass> depthPrepass;
 				std::unique_ptr<ForwardPipelinePass> forwardPass;
 				std::unique_ptr<DebugDrawPipelinePass> debugDrawPass;
+				std::unique_ptr<PostProcessPipelinePass> gammaCorrectionPass;
 				AbstractViewer* viewer;
 				Int32 renderOrder = 0;
 				RenderQueueRegistry forwardRegistry;

include/Nazara/Graphics/PostProcessPipelinePass.hpp

@@ -0,0 +1,57 @@
+// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
+// This file is part of the "Nazara Engine - Graphics module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_GRAPHICS_POSTPROCESSPIPELINEPASS_HPP
+#define NAZARA_GRAPHICS_POSTPROCESSPIPELINEPASS_HPP
+
+#include <NazaraUtils/Prerequisites.hpp>
+#include <Nazara/Graphics/Config.hpp>
+#include <Nazara/Graphics/FramePipelinePass.hpp>
+#include <Nazara/Graphics/UberShader.hpp>
+
+namespace Nz
+{
+	class FrameGraph;
+	class FramePass;
+	class FramePipeline;
+	class RenderFrame;
+	class RenderPipeline;
+	class ShaderBinding;
+
+	class NAZARA_GRAPHICS_API PostProcessPipelinePass : public FramePipelinePass
+	{
+		public:
+			PostProcessPipelinePass(FramePipeline& owner, std::string passName, std::string shaderName);
+			PostProcessPipelinePass(const PostProcessPipelinePass&) = delete;
+			PostProcessPipelinePass(PostProcessPipelinePass&&) = delete;
+			~PostProcessPipelinePass() = default;
+
+			void Prepare(RenderFrame& renderFrame);
+
+			FramePass& RegisterToFrameGraph(FrameGraph& frameGraph, std::size_t inputColorBufferIndex, std::size_t outputColorBufferIndex);
+
+			PostProcessPipelinePass& operator=(const PostProcessPipelinePass&) = delete;
+			PostProcessPipelinePass& operator=(PostProcessPipelinePass&&) = delete;
+
+		private:
+			void BuildPipeline();
+
+			NazaraSlot(UberShader, OnShaderUpdated, m_onShaderUpdated);
+
+			std::shared_ptr<RenderPipelineLayout> m_renderPipelineLayout;
+			std::shared_ptr<RenderPipeline> m_renderPipeline;
+			std::shared_ptr<RenderPipeline> m_nextRenderPipeline;
+			std::shared_ptr<ShaderBinding> m_shaderBinding;
+			std::string m_passName;
+			UberShader m_shader;
+			FramePipeline& m_pipeline;
+			bool m_rebuildFramePass;
+	};
+}
+
+#include <Nazara/Graphics/PostProcessPipelinePass.inl>
+
+#endif // NAZARA_GRAPHICS_POSTPROCESSPIPELINEPASS_HPP

include/Nazara/Graphics/PostProcessPipelinePass.inl

@@ -0,0 +1,11 @@
+// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
+// This file is part of the "Nazara Engine - Graphics module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Graphics/Debug.hpp>
+
+namespace Nz
+{
+}
+
+#include <Nazara/Graphics/DebugOff.hpp>