hello world

neo/game/physics/Force_Field.h

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+/*
+===========================================================================
+
+Doom 3 GPL Source Code
+Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company. 
+
+This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).  
+
+Doom 3 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.
+
+Doom 3 Source Code is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Doom 3 Source Code.  If not, see <http://www.gnu.org/licenses/>.
+
+In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code.  If not, please request a copy in writing from id Software at the address below.
+
+If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
+
+===========================================================================
+*/
+
+#ifndef __FORCE_FIELD_H__
+#define __FORCE_FIELD_H__
+
+/*
+===============================================================================
+
+	Force field
+
+===============================================================================
+*/
+
+enum forceFieldType {
+	FORCEFIELD_UNIFORM,
+	FORCEFIELD_EXPLOSION,
+	FORCEFIELD_IMPLOSION
+};
+
+enum forceFieldApplyType {
+	FORCEFIELD_APPLY_FORCE,
+	FORCEFIELD_APPLY_VELOCITY,
+	FORCEFIELD_APPLY_IMPULSE
+};
+
+class idForce_Field : public idForce {
+
+public:
+	CLASS_PROTOTYPE( idForce_Field );
+
+	void				Save( idSaveGame *savefile ) const;
+	void				Restore( idRestoreGame *savefile );
+
+						idForce_Field( void );
+	virtual				~idForce_Field( void );
+						// uniform constant force
+	void				Uniform( const idVec3 &force );
+						// explosion from clip model origin
+	void				Explosion( float force );
+						// implosion towards clip model origin
+	void				Implosion( float force );
+						// add random torque
+	void				RandomTorque( float force );
+						// should the force field apply a force, velocity or impulse
+	void				SetApplyType( const forceFieldApplyType type ) { applyType = type; }
+						// make the force field only push players
+	void				SetPlayerOnly( bool set ) { playerOnly = set; }
+						// make the force field only push monsters
+	void				SetMonsterOnly( bool set ) { monsterOnly = set; }
+						// clip model describing the extents of the force field
+	void				SetClipModel( idClipModel *clipModel );
+
+public: // common force interface
+	virtual void		Evaluate( int time );
+
+private:
+	// force properties
+	forceFieldType		type;
+	forceFieldApplyType	applyType;
+	float				magnitude;
+	idVec3				dir;
+	float				randomTorque;
+	bool				playerOnly;
+	bool				monsterOnly;
+	idClipModel *		clipModel;
+};
+
+#endif /* !__FORCE_FIELD_H__ */