genesis-3d_engine/Engine/graphicsystem/Vision/RenderScene.h

/****************************************************************************
Copyright (c) 2011-2013,WebJet Business Division,CYOU

http://www.genesis-3d.com.cn

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#ifndef __RENDERSCENE_H
#define __RENDERSCENE_H

#include "foundation/core/refcounted.h"
#include "foundation/util/array.h"

namespace Vis
{
	class VisServer;
	class VisQuery;
	class VisEntity;
}
namespace Graphic
{
	extern const Math::float4 AmbientColorOfDefaultLight;

	class RenderObject;
	class Camera;
	class Light;

	class IRenderScene
	{
	public:
		virtual ~IRenderScene() {};

		// internal call
		virtual void _UpdateVisEntity(const GPtr<Vis::VisEntity>& visEnt) = 0;
		virtual void _AddRenderObject(RenderObject* obj) = 0;
		virtual void _RemoveRenderObject(RenderObject* obj) = 0;
		// internal call
		virtual void _AddRenderObjectNotCull(RenderObject* obj) = 0;
		virtual void _RemoveRenderObjectNotCull(RenderObject* obj) = 0;
	};



	class RenderScene : public IRenderScene
	{
	public:
		struct Environment
		{
			Math::float4 fogColor;
			Math::float4 fogParam;
			Math::float4 ambientColor;
			Math::float4 softShadowParam;
			Math::float4 shadowStrength;//nerver be used. defined in light class.
			Math::float3 graivty;
			float skinWidth;
			float bounce;
			float sleepVel;
			float sleepAngular;
			float maxAngular;
			Util::String defaultMat;
			Util::Array<uint> layerIDArray;
			Environment();
		};
		typedef Util::Array<Light*> Lights;
		typedef Util::Array< GPtr<Camera> > CameraList;
		RenderScene();
		virtual ~RenderScene();

		void Setup();
		void Destroy();

		const Util::Array<RenderObject*>& GetNotCullRenderObjects() const;

		GPtr<Vis::VisQuery> Cull(const Camera& camera);
		GPtr<Vis::VisQuery> Cull(const Math::matrix44& viewProj, const Math::float4& pos);


		Light* GetSunLight() const;
		const Lights& GetLights() const;
		Lights& GetLights();

		void SetEnvironment(Environment* environment);
		Environment* GetEnvironment() const;

		void ApplyEnvironment() const;

		// internal call
		void _AddLight(Light* light);
		void _RemoveLight(Light* light);
		void _SortLights();

		void _AddCamera(Camera* camera);
		void _RemoveCamera(const Camera* camera);
		void _SortCameraList();

		const CameraList& GetCameraList() const;
		Camera* GetDefaultCamera() const;
		void  SetDefaultCamera(Camera* camera);

		virtual void _UpdateVisEntity(const GPtr<Vis::VisEntity>& visEnt );
		virtual void _AddRenderObject(RenderObject* obj);
		virtual void _RemoveRenderObject(RenderObject* obj);

		virtual void _AddRenderObjectNotCull(RenderObject* obj);
		virtual void _RemoveRenderObjectNotCull(RenderObject* obj);

		const bool HasLight() const;

	private:
		GPtr<Vis::VisServer>	mVisServer;
		Util::Array<RenderObject*>	mNotCullRenderObjects;
		Lights mLights;
		CameraList mCameraList;
		GPtr<Camera> mDefaultCamera;
		Environment* mEnvironment;
	};

	inline const Util::Array<RenderObject*>& RenderScene::GetNotCullRenderObjects() const
	{
		return mNotCullRenderObjects;
	}

	inline void RenderScene::SetEnvironment(Environment* environment)
	{
		mEnvironment = environment;
	}

	inline RenderScene::Environment* RenderScene::GetEnvironment() const
	{
		return mEnvironment;
	}

	inline const RenderScene::Lights& RenderScene::GetLights() const
	{
		return mLights;
	}

	inline RenderScene::Lights& RenderScene::GetLights()
	{
		return mLights;
	}

	inline const RenderScene::CameraList& RenderScene::GetCameraList() const 
	{
		return mCameraList;
	}

	inline Camera* RenderScene::GetDefaultCamera() const
	{
		return mDefaultCamera.get_unsafe();
	}
}


#endif //__RENDERSCENE_H