Deferred Shading update

-Deferred Shading now use a dynamics pass system
-Forward Shading is now capable of rendering more than three lights
(Multipass)


Former-commit-id: 74ed0b998d72aa9eb3bd2aab938a75985ebb2bf6

include/Nazara/Graphics/DeferredPhongLightingPass.hpp

@@ -0,0 +1,42 @@
+// Copyright (C) 2013 Jérôme Leclercq
+// 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_DEFERREDPHONGLIGHTINGPASS_HPP
+#define NAZARA_DEFERREDPHONGLIGHTINGPASS_HPP
+
+#include <Nazara/Prerequesites.hpp>
+#include <Nazara/Graphics/DeferredRenderPass.hpp>
+#include <Nazara/Renderer/ShaderProgram.hpp>
+#include <Nazara/Renderer/TextureSampler.hpp>
+#include <Nazara/Utility/Mesh.hpp>
+
+class NzStaticMesh;
+
+class NAZARA_API NzDeferredPhongLightingPass : public NzDeferredRenderPass
+{
+	public:
+		NzDeferredPhongLightingPass();
+		virtual ~NzDeferredPhongLightingPass();
+
+		void EnableLightMeshesDrawing(bool enable);
+
+		bool IsLightMeshesDrawingEnabled() const;
+
+		bool Process(const NzScene* scene, unsigned int firstWorkTexture, unsigned secondWorkTexture) const;
+
+	protected:
+		NzMeshRef m_cone;
+		NzMeshRef m_sphere;
+		NzShaderProgramRef m_directionalLightProgram;
+		NzShaderProgramRef m_pointLightProgram;
+		NzShaderProgramRef m_spotLightProgram;
+		NzTextureSampler m_pointSampler;
+		NzStaticMesh* m_coneMesh;
+		NzStaticMesh* m_sphereMesh;
+		bool m_lightMeshesDrawing;
+};
+
+#endif // NAZARA_DEFERREDPHONGLIGHTINGPASS_HPP