/* 
 * 
 * Confidential Information of Telekinesys Research Limited (t/a Havok).  Not for disclosure or distribution without Havok's
 * prior written consent.This software contains code, techniques and know-how which is confidential and proprietary to Havok.
 * Level 2 and Level 3 source code contains trade secrets of Havok. Havok Software (C) Copyright 1999-2008 Telekinesys Research Limited t/a Havok. All Rights Reserved. Use of this software is subject to the terms of an end user license agreement.
 * 
 */

#ifndef HK_COLLIDE2_SHAPE_COLLECTION_AGENT_H
#define HK_COLLIDE2_SHAPE_COLLECTION_AGENT_H

#include <Physics/Collide/Agent/hkpCollisionAgent.h>
#include <Physics/Collide/Shape/Compound/Collection/hkpShapeCollection.h>

class hkpCollisionDispatcher;


	/// This agent handles collisions between hkShapeCollections 
	/// and other shapes. 
class hkpShapeCollectionAgent : public hkpCollisionAgent
{
	public:
		
			/// Registers this agent with the collision dispatcher.
		static void HK_CALL registerAgent(hkpCollisionDispatcher* dispatcher);

			// hkpCollisionAgent interface implementation.
		virtual void processCollision(const hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpProcessCollisionInput& input, hkpProcessCollisionOutput& result);

			// hkpCollisionAgent interface implementation.
		virtual void linearCast( const hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpLinearCastCollisionInput& input, hkpCdPointCollector& collector, hkpCdPointCollector* startCollector ); 

			// hkpCollisionAgent interface implementation.
		static void HK_CALL staticLinearCast( const hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpLinearCastCollisionInput& input, hkpCdPointCollector& collector, hkpCdPointCollector* startCollector ); 

			// hkpCollisionAgent interface implementation.
		virtual void getClosestPoints( const hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpCollisionInput& input, hkpCdPointCollector& pointDetails);

			// hkpCollisionAgent interface implementation.
		static void HK_CALL staticGetClosestPoints( const hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpCollisionInput& input, class hkpCdPointCollector& collector  );

			// hkpCollisionAgent interface implementation.
		virtual void getPenetrations( const hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpCollisionInput& input, hkpCdBodyPairCollector& collector );

			// hkpCollisionAgent interface implementation.
		static void HK_CALL staticGetPenetrations( const hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpCollisionInput& input, hkpCdBodyPairCollector& collector );

			// hkpCollisionAgent interface implementation.
		virtual void cleanup(hkCollisionConstraintOwner& info);

			// hkpCollisionAgent interface implementation.
		virtual void updateShapeCollectionFilter( const hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpCollisionInput& input, hkCollisionConstraintOwner& constraintOwner );

			// hkpCollisionAgent interface implementation.
		virtual void invalidateTim(hkpCollisionInput& input);

			// hkpCollisionAgent interface implementation.
		virtual void warpTime(hkTime oldTime, hkTime newTime, hkpCollisionInput& input);

	public:

			// Constructor, called by the agent creation functions.
		hkpShapeCollectionAgent( const hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpCollisionInput& input, hkpContactMgr* mgr);

			// Agent creation function used by the hkpCollisionDispatcher. 
		static hkpCollisionAgent* HK_CALL createListAAgent(const 	hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpCollisionInput& input, hkpContactMgr* mgr);
		
			// Agent creation function used by the hkpCollisionDispatcher. 
		static hkpCollisionAgent* HK_CALL createListBAgent(	const hkpCdBody& bodyA, const hkpCdBody& bodyB, const hkpCollisionInput& input, hkpContactMgr* mgr);

	protected:
		struct KeyAgentPair
		{
			HK_DECLARE_NONVIRTUAL_CLASS_ALLOCATOR( HK_MEMORY_CLASS_COLLIDE, hkpShapeCollectionAgent::KeyAgentPair );

			hkpShapeKey m_key;
			hkpCollisionAgent* m_agent;
		};

		int getAgentIndex( hkpShapeKey key );

		hkInplaceArray<KeyAgentPair,4> m_agents;

};

#endif // HK_COLLIDE2_SHAPE_COLLECTION_AGENT_H

/*
* Havok SDK - NO SOURCE PC DOWNLOAD, BUILD(#20080529)
*
* Confidential Information of Havok.  (C) Copyright 1999-2008 
* Telekinesys Research Limited t/a Havok. All Rights Reserved. The Havok
* Logo, and the Havok buzzsaw logo are trademarks of Havok.  Title, ownership
* rights, and intellectual property rights in the Havok software remain in
* Havok and/or its suppliers.
*
* Use of this software for evaluation purposes is subject to and indicates 
* acceptance of the End User licence Agreement for this product. A copy of 
* the license is included with this software and is also available at
* www.havok.com/tryhavok
*
*/
