Big 3D update (WIP)

Former-commit-id: 9f55dae0521bded91640a7ea2d223a49a378c97c

include/Nazara/3D/Camera.hpp

@@ -0,0 +1,73 @@
+// Copyright (C) 2012 Jérôme Leclercq
+// This file is part of the "Nazara Engine - 3D Module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_CAMERA_HPP
+#define NAZARA_CAMERA_HPP
+
+#include <Nazara/Prerequesites.hpp>
+#include <Nazara/3D/SceneNode.hpp>
+#include <Nazara/Math/Frustum.hpp>
+#include <Nazara/Math/Matrix4.hpp>
+#include <Nazara/Math/Rect.hpp>
+#include <Nazara/Math/Vector3.hpp>
+
+class NzRenderTarget;
+
+class NAZARA_API NzCamera : public NzSceneNode
+{
+	public:
+		NzCamera();
+		~NzCamera();
+
+		void Activate() const;
+
+		void EnsureFrustumUpdate() const;
+		void EnsureProjectionMatrixUpdate() const;
+		void EnsureViewMatrixUpdate() const;
+
+		float GetAspectRatio() const;
+		const NzBoundingBoxf& GetBoundingBox() const override;
+		float GetFOV() const;
+		const NzFrustumf& GetFrustum() const;
+		const NzMatrix4f& GetProjectionMatrix() const;
+		nzSceneNodeType GetSceneNodeType() const override;
+		const NzVector3f& GetUpVector() const;
+		const NzMatrix4f& GetViewMatrix() const;
+		const NzRectf& GetViewport() const;
+		float GetZFar() const;
+		float GetZNear() const;
+
+		void SetFOV(float fov);
+		void SetUpVector(const NzVector3f& upVector);
+		void SetViewport(const NzRectf& viewport);
+		void SetZFar(float zFar);
+		void SetZNear(float zNear);
+
+	private:
+		void AddToRenderQueue(NzRenderQueue& renderQueue) const;
+		void Invalidate();
+		bool IsVisible(const NzFrustumf& frustum) const override;
+		void Register();
+		void Unregister();
+		void UpdateFrustum() const;
+		void UpdateProjectionMatrix() const;
+		void UpdateViewMatrix() const;
+
+		mutable NzFrustumf m_frustum;
+		mutable NzMatrix4f m_projectionMatrix;
+		mutable NzMatrix4f m_viewMatrix;
+		NzRectf m_viewport;
+		NzVector3f m_upVector;
+		mutable bool m_frustumUpdated;
+		mutable bool m_projectionMatrixUpdated;
+		mutable bool m_viewMatrixUpdated;
+		mutable float m_aspectRatio;
+		float m_fov;
+		float m_zFar;
+		float m_zNear;
+};
+
+#endif // NAZARA_CAMERA_HPP