#ifndef __CHCPLUSPLUSTRAVERSER_H
#define __CHCPLUSPLUSTRAVERSER_H

#include "RenderTraverser.h"


namespace CHCDemo
{

/** Class implementing traversal using the CHC++ algorithm.
*/
class CHCPlusPlusTraverser: public RenderTraverser
{
public:
	
	CHCPlusPlusTraverser();
	//~CHCPlusPlusTraverser();


protected:
	/** Traverses and renders the scene with the specified method
	*/
	virtual void Traverse();

	void QueryPreviouslyInvisibleNodes(BvhNode *node);

	void IssueMultiQueries();
	/** Handles the result of an occlusion query.
	*/
	void HandleQueryResult(OcclusionQuery *query);


	//////////////

	/// the query queue
	QueryQueue mQueryQueue;

	BvhNodeQueue mIQueue;
	BvhNodeQueue mVQueue;
};

}



#endif // __CHCPLUSPLUSTRAVERSER_H