/*****************************************************************************
                    The Dark Mod GPL Source Code
 
 This file is part of the The Dark Mod Source Code, originally based 
 on the Doom 3 GPL Source Code as published in 2011.
 
 The Dark Mod Source Code is free software: you can redistribute it 
 and/or modify it under the terms of the GNU General Public License as 
 published by the Free Software Foundation, either version 3 of the License, 
 or (at your option) any later version. For details, see LICENSE.TXT.
 
 Project: The Dark Mod (http://www.thedarkmod.com/)
 
******************************************************************************/

#ifndef __FORCE_H__
#define __FORCE_H__

/*
===============================================================================

	Force base class

	A force object applies a force to a physics object.

===============================================================================
*/

class idEntity;
class idPhysics;

class idForce : public idClass {

public:
	CLASS_PROTOTYPE( idForce );

						idForce( void );
	virtual				~idForce( void );
	static void			DeletePhysics( const idPhysics *phys );
	static void			ClearForceList( void );

public: // common force interface
						// evalulate the force up to the given time
	virtual void		Evaluate( int time );
						// removes any pointers to the physics object
	virtual void		RemovePhysics( const idPhysics *phys );

private:

	static idList<idForce*> forceList;
};

#endif /* !__FORCE_H__ */
