/*  Project Starshatter 4.5
	Destroyer Studios LLC
	Copyright © 1997-2004. All Rights Reserved.

	SUBSYSTEM:    Stars.exe
	FILE:         FighterAI.h
	AUTHOR:       John DiCamillo


	OVERVIEW
	========
	Fighter (low-level) Artifical Intelligence class
*/

#ifndef FighterAI_h
#define FighterAI_h

#include "Types.h"
#include "ShipAI.h"

// +--------------------------------------------------------------------+

class Ship;
class Shot;
class InboundSlot;

// +--------------------------------------------------------------------+

class FighterAI : public ShipAI
{
public:
	FighterAI(SimObject* s);
	virtual ~FighterAI();

	virtual void      ExecFrame(double seconds);
	virtual int       Subframe()  const { return true; }

	// convert the goal point from world to local coords:
	virtual void      FindObjective();
	virtual void      FindObjectiveNavPoint();

protected:
	// behaviors:
	virtual Steer     AvoidTerrain();
	virtual Steer     SeekTarget();
	virtual Steer     EvadeThreat();
	virtual Point     ClosingVelocity();

	// accumulate behaviors:
	virtual void      Navigator();

	// steering functions:
	virtual Steer     Seek(const Point& point);
	virtual Steer     SeekFormationSlot();

	// fire on target if appropriate:
	virtual void      FireControl();
	virtual void      HelmControl();
	virtual void      ThrottleControl();

	virtual double    CalcDefensePerimeter(Ship* starship);
	virtual void      ReturnToBase(Ship* controller);

	Shot*             decoy_missile;
	double            missile_time;
	int               terrain_warning;
	int               drop_state;
	char              dir_info[32];
	double            brakes;
	double            z_shift;
	double            time_to_dock;
	InboundSlot*      inbound;
	int               rtb_code;
	bool              evading;
	DWORD             jink_time;
	Point             jink;
	bool              over_threshold;
	bool              form_up;
	bool              go_manual;
};

// +--------------------------------------------------------------------+

#endif FighterAI_h