ef2-sdk/dlls/game/FollowPathToEntity.h
2003-11-05 00:00:00 +00:00

67 lines
2.2 KiB
C++

//-----------------------------------------------------------------------------
//
// $Logfile:: /Code/DLLs/game/FollowPathToEntity.h $
// $Revision:: 7 $
// $Author:: Steven $
// $Date:: 10/13/03 8:53a $
//
// Copyright (C) 1998 by Ritual Entertainment, Inc.
// All rights reserved.
//
// This source may not be distributed and/or modified without
// expressly written permission by Ritual Entertainment, Inc.
//
//
//
// DESCRIPTION:
// Specialization of FollowPath used to follow moving entities
//
#ifndef __FOLLOW_PATH_TO_ENTITY_H__
#define __FOLLOW_PATH_TO_ENTITY_H__
#include "FollowPath.h"
class Actor;
//------------------------- CLASS ------------------------------
//
// Name: FollowPathToEntity
// Base Class: FollowPath
//
// Description: FollowPathToEntity is a specialization of
// FollowPath used when the Actor must move to a moving Entity
//
// Method of Use: Behaviors Aggregate FollowPath classes to
// handle long term motion to a goal
//
//--------------------------------------------------------------
class FollowPathToEntity : public FollowPath
{
public:
CLASS_PROTOTYPE( FollowPathToEntity );
FollowPathToEntity();
virtual void SetGoal( Entity *ent, const float radius, Actor &self );
virtual const Vector & GetGoalPosition(void) const { assert (_targetEntity != NULL); return _targetEntity->origin; }
virtual const float GetGoalRadius(void) const { return Vector(_targetEntity->mins).lengthXY(); }
virtual const ReturnValue Evaluate( Actor &self );
virtual void Archive( Archiver &arc );
protected:
virtual const bool ClearTraceToGoal( Actor &self, const trace_t &traceToGoal, const float radius ) const;
private:
EntityPtr _targetEntity;
Vector _oldGoalPosition;
};
inline void FollowPathToEntity::Archive( Archiver &arc )
{
FollowPath::Archive( arc );
arc.ArchiveSafePointer( &_targetEntity );
arc.ArchiveVector( &_oldGoalPosition );
}
#endif // FollowPathToEntity.h