/**
* Returns the cost in actionpoints for a given number of steps in the current direction.
*
* @param steps the number of steps the worm is going to move.
* @return The cost of steps (integer) in the current direction, rounded up to the next integer.
* |(steps*(int) Math.round((Math.abs(Math.cos(this.getDirection()))
* |+Math.abs((4*Math.sin(this.getDirection()))))))
*/
@Basic
@Raw
private int computeCostStep(int steps) {
return Math.abs(
(int)
Math.round(
(steps)
* (Math.abs(Math.cos(this.getDirection()))
+ Math.abs((4.0 * Math.sin(this.getDirection()))))));
}
/**
* Returns the cost in actionpoints for a turn of a given angle.
*
* @param angle the angle over which the worm would like to turn in radians.
* @return the cost in actionpoints for a turn of a given angle rounded up to the nearest integer.
* |(int) Math.abs(Math.round(((60*angle)/(2*Math.PI))))
*/
@Basic
@Raw
private int computeCostTurn(double angle) {
return (int) Math.abs(Math.round(((60 * angle) / (2 * Math.PI))));
}
/**
* Returns the cost in actionpoints to move in the current direction.
*
* @param prevXpos The x-position of the worm before he moved.
* @param prevYpos The y-position of the worm before he moved.
*/
@Raw
private int computeCost2(double prevXpos, double prevYpos) {
return (int)
(Math.round(Math.abs(this.getXpos() - prevXpos))
+ Math.round(4 * Math.abs(this.getYpos() - prevYpos)));
}
/**
* Set the maximal amount of hit points of this worm.
*
* @param mass The hit points change along with the mass.
* @post The amount of hit points must be equal to the mass of the worm rounded to the nearest
* integer. | this.maxHitPoints = (int) Math.round(mass)
* @post If the mass of a worm changes, the maximal must be adjusted accordingly. | new.getMass()
* = mass | this.maxHitPoints == (int) Math.round(new.getMass()) == int Math.round(mass)
* @effect The maximal amount of hit points has been set.
*/
@Raw
private void setMaxHitPoints() {
if (this.getMass() < Integer.MAX_VALUE) this.maxHitPoints = (int) Math.round(this.getMass());
else this.maxHitPoints = Integer.MAX_VALUE;
}