PhysicsHandler.java

package com.gandalf1209.yamanu.physics;

import com.gandalf1209.yamanu.game.GameObject;
import com.gandalf1209.yamanu.util.Debug;

public class PhysicsHandler {

	public Thread pThread;
	private int gravity = 10;
	
	public PhysicsHandler() {
		pThread = new Thread("Physics Handler Thread") {
			public void run() {
				while (true) {
					runPhysics();
				}
			}
		};
		pThread.start();
	}
	
	private void runPhysics() {
		try {
			for (int i = 0; i < GameObject.getCount(); i++) {
				GameObject current = null;
				if (GameObject.getObjects().get(i).isSmart()) {
					current = GameObject.getObjects().get(i);
				}
				if (current != null) {
					for (int j = 0; j < GameObject.getCount(); j++) {
						GameObject target = GameObject.getObjects().get(j);
						if (i != j && target.canCollide() && current.canCollide()) {
							if ((current.getX() - 1) + current.getWidth() > target.getX()
									&& (current.getX() + 1) - current.getWidth() < target.getX()
									&& (current.getY() - 1) + current.getHeight() > target.getY()
									&& (current.getY() + 1) - current.getHeight() < target.getY()) {
								if (current.getX() + current.getWidth() > target.getX()
										&& current.getX() - current.getWidth() < target.getX()
										&& current.getY() + current.getHeight() > target.getY()
										&& current.getY() - current.getHeight() < target.getY()) {
									current.setSpeed(current.getOriginalSpeed() - (target.getFriction() / getGravity()));
									target.setSpeed(current.getSpeed());
									target.move(current.getXDir(), current.getYDir(), true);
								}
							}
							if (current.getXDir() == 0 && current.getYDir() == 0) {
								current.setSpeed(current.getOriginalSpeed());
							}
						}
					}
				}
			}
		} catch (Exception e) {
			Debug.pst(e);
		}
	}
	
	public int getGravity() {
		return this.gravity;
	}
	
	public void setGravity(int gravity) {
		this.gravity = gravity;
	}
	
}