extern void object::KillAnts()
{
	//preparation
	object ant;
	float angle;
	float sin1;
	object repair;
	object power;
	object ship;
	
	ant=radar(AlienAnt);
	//co kdyby tu uz zadnej ant nebyl?
	
	//rise 30metres
	while(altitude<30){
		jet(1);
	}
	ant=radar(AlienAnt);
	
	//main loop
	while(radar(AlienAnt)!=null){
		if(ant==null){
			break;
		}
		
		if(temperature>0.8){
			while(altitude!=0){
				jet(-1);
			}
			
			wait(2);
		}
		
		
		
		if(shieldLevel<0.5){
			repair=radar(RepairCenter);
			goto(repair.position);
			while(shieldLevel<1){
				wait(1);
			}
		}
		
		if(energyCell.energyLevel<0.25){
			
			
			power=radar(PowerStation);
			goto(power.position);
			while(energyCell.energyLevel<1){
				wait(1);
			}
			while(altitude<30){
				jet(1);
			}
		}
		while(altitude<20){
			jet(1);
		}
		//move 20 metres ?before? ant
		ant=radar(AlienAnt);
		turn(direction(ant.position));
		move(distance(position,ant.position)-20);
		
		//descent //5 metres above ant
		if(altitude>ant.altitude){
			while(altitude>ant.altitude){
				jet(-1);
			}
		}
		if(altitude<ant.altitude){
			while(altitude<ant.altitude){
				jet(1);
			}
		}
		
		
		turn(direction(ant.position));
		//aim!
		angle=(altitude*altitude)+(distance2d(position,ant.position)*distance2d(position,ant.position));
		angle=sqrt(angle);
		sin1=distance2d(position,ant.position)/angle;
		angle=acos(sin1);
		ant=radar(AlienAnt);
		turn(direction(ant.position));
		aim(angle);
		fire(0.5);
		
		
	}
	
	ship=radar(SpaceShip);
	goto(ship.position);
}
//by ofofce