// Copyright (C) 2002-2011 Nikolaus Gebhardt

// This file is part of the "Irrlicht Engine".

// For conditions of distribution and use, see copyright notice in irrlicht.h


#ifndef __C_SKY_BOX_SCENE_NODE_H_INCLUDED__
#define __C_SKY_BOX_SCENE_NODE_H_INCLUDED__

#include "ISceneNode.h"
#include "S3DVertex.h"

namespace irr
{
namespace scene
{

	// Skybox, rendered with zbuffer turned off, before all other nodes.

	class CSkyBoxSceneNode : public ISceneNode
	{
	public:

		//! constructor

		CSkyBoxSceneNode(video::ITexture* top, video::ITexture* bottom, video::ITexture* left,
			video::ITexture* right, video::ITexture* front, video::ITexture* back,
			ISceneNode* parent, ISceneManager* mgr, s32 id);

		virtual void OnRegisterSceneNode();

		//! renders the node.

		virtual void render();

		//! returns the axis aligned bounding box of this node

		virtual const core::aabbox3d<f32>& getBoundingBox() const;

		//! returns the material based on the zero based index i. To get the amount

		//! of materials used by this scene node, use getMaterialCount().

		//! This function is needed for inserting the node into the scene hirachy on a

		//! optimal position for minimizing renderstate changes, but can also be used

		//! to directly modify the material of a scene node.

		virtual video::SMaterial& getMaterial(u32 i);

		//! returns amount of materials used by this scene node.

		virtual u32 getMaterialCount() const;

		//! Returns type of the scene node

		virtual ESCENE_NODE_TYPE getType() const { return ESNT_SKY_BOX; }

		//! Creates a clone of this scene node and its children.

		virtual ISceneNode* clone(ISceneNode* newParent=0, ISceneManager* newManager=0); 

	private:

		core::aabbox3d<f32> Box;
		u16 Indices[4];
		video::S3DVertex Vertices[4*6];
		video::SMaterial Material[6];
	};

} // end namespace scene

} // end namespace irr


#endif