Big Graphics update

Separated LightManager
Added Sprite class
Added View class
Camera is no longer a SceneNode
Fixed Material not invalidating programs
Renamed CameraPosition uniform to EyePosition
Renamed VisibilityTest to FrustumCull


Former-commit-id: ff7fbe4d9b31a3c269baab0b48c6faa347a12161

include/Nazara/Graphics/ScreenNode.hpp

@@ -0,0 +1,52 @@
+// 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_SCENENODE_HPP
+#define NAZARA_SCENENODE_HPP
+
+#include <Nazara/Prerequesites.hpp>
+#include <Nazara/Graphics/Enums.hpp>
+#include <Nazara/Graphics/Scene.hpp>
+#include <Nazara/Math/BoundingVolume.hpp>
+#include <Nazara/Math/Frustum.hpp>
+#include <Nazara/Utility/Node.hpp>
+
+class NAZARA_API NzSceneNode : public NzNode
+{
+	friend class NzScene;
+
+	public:
+		NzSceneNode();
+		NzSceneNode(const NzSceneNode& node);
+		virtual ~NzSceneNode();
+
+		virtual void AddToRenderQueue(NzAbstractRenderQueue* renderQueue) const = 0;
+
+		virtual const NzBoundingVolumef& GetBoundingVolume() const = 0;
+		nzNodeType GetNodeType() const final;
+		NzScene* GetScene() const;
+		virtual nzSceneNodeType GetSceneNodeType() const = 0;
+
+		bool IsVisible() const;
+
+	protected:
+		virtual void OnParenting(const NzNode* parent) override;
+		virtual void OnVisibilityChange(bool visibility);
+		void RecursiveSetScene(NzScene* scene, NzNode* node);
+		virtual void Register();
+		void SetScene(NzScene* scene);
+		virtual void Unregister();
+		virtual void Update();
+		virtual bool VisibilityTest(const NzCamera* camera) = 0;
+
+		NzScene* m_scene;
+		bool m_visible;
+
+	private:
+		void UpdateVisibility(const NzCamera& camera);
+};
+
+#endif // NAZARA_SCENENODE_HPP