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Use ints instead of Rectangles for collision detection.

This commit is contained in:
Jan Philipp Timme 2014-11-08 18:20:10 +01:00
parent cf3e6b93a5
commit 1f78309a98
1 changed files with 17 additions and 3 deletions
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20
src/de/teamteamteam/spacescooter/utility/CollisionHandler.java
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@ -1,7 +1,5 @@
package de.teamteamteam.spacescooter.utility;
import java.awt.Rectangle;
import de.teamteamteam.spacescooter.datastructure.ConcurrentIterator;
import de.teamteamteam.spacescooter.entity.Entity;
import de.teamteamteam.spacescooter.entity.Player;
@ -63,12 +61,28 @@ public class CollisionHandler {
/**
* Check if two Collidables actually collided.
* TODO: Do not use Rectangles, since there are so many created that it gets messy.
*/
private static boolean doCollide(Collidable cOne, Collidable cTwo) {
int x1 = cOne.getX();
int x2 = cOne.getX() + cOne.getWidth();
int x3 = cTwo.getX();
int x4 = cTwo.getX() + cTwo.getWidth();
int total_width = cOne.getWidth() + cTwo.getWidth();
boolean x_overlap = total_width > Math.abs(Math.max(x2, x4) - Math.min(x1, x3));
int y1 = cOne.getY();
int y2 = cOne.getY() + cOne.getHeight();
int y3 = cTwo.getY();
int y4 = cTwo.getY() + cTwo.getHeight();
int total_height = cOne.getWidth() + cTwo.getWidth();
boolean y_overlap = total_height > Math.abs(Math.max(y2, y4) - Math.min(y1, y3));
return x_overlap && y_overlap;
/*
Rectangle one = new Rectangle(cOne.getX() , cOne.getY(), cOne.getWidth(), cOne.getHeight());
Rectangle two = new Rectangle(cTwo.getX() , cTwo.getY(), cTwo.getWidth(), cTwo.getHeight());
return one.intersects(two);
*/
}
}