Use body center in closest, furthest

Author: samme

src/physics/arcade/ArcadePhysics.js

@@ -23,7 +23,7 @@ var World = require('./World');
  * It also holds some useful methods for moving and rotating Arcade Physics Bodies.
  *
  * You can access it from within a Scene using `this.physics`.
- * 
+ *
  * Arcade Physics uses the Projection Method of collision resolution and separation. While it's fast and suitable
  * for 'arcade' style games it lacks stability when multiple objects are in close proximity or resting upon each other.
  * The separation that stops two objects penetrating may create a new penetration against a different object. If you
@@ -186,7 +186,7 @@ var ArcadePhysics = new Class({
      * If two Groups or arrays are passed, each member of one will be tested against each member of the other.
      *
      * If **only** one Group is passed (as `object1`), each member of the Group will be collided against the other members.
-     * 
+     *
      * If **only** one Array is passed, the array is iterated and every element in it is tested against the others.
      *
      * Two callbacks can be provided. The `collideCallback` is invoked if a collision occurs and the two colliding
@@ -221,15 +221,15 @@ var ArcadePhysics = new Class({
 
     /**
      * This advanced method is specifically for testing for collision between a single Sprite and an array of Tile objects.
-     * 
+     *
      * You should generally use the `collide` method instead, with a Sprite vs. a Tilemap Layer, as that will perform
      * tile filtering and culling for you, as well as handle the interesting face collision automatically.
-     * 
+     *
      * This method is offered for those who would like to check for collision with specific Tiles in a layer, without
      * having to set any collision attributes on the tiles in question. This allows you to perform quick dynamic collisions
      * on small sets of Tiles. As such, no culling or checks are made to the array of Tiles given to this method,
      * you should filter them before passing them to this method.
-     * 
+     *
      * Important: Use of this method skips the `interesting faces` system that Tilemap Layers use. This means if you have
      * say a row or column of tiles, and you jump into, or walk over them, it's possible to get stuck on the edges of the
      * tiles as the interesting face calculations are skipped. However, for quick-fire small collision set tests on
@@ -254,10 +254,10 @@ var ArcadePhysics = new Class({
 
     /**
      * This advanced method is specifically for testing for overlaps between a single Sprite and an array of Tile objects.
-     * 
+     *
      * You should generally use the `overlap` method instead, with a Sprite vs. a Tilemap Layer, as that will perform
      * tile filtering and culling for you, as well as handle the interesting face collision automatically.
-     * 
+     *
      * This method is offered for those who would like to check for overlaps with specific Tiles in a layer, without
      * having to set any collision attributes on the tiles in question. This allows you to perform quick dynamic overlap
      * tests on small sets of Tiles. As such, no culling or checks are made to the array of Tiles given to this method,
@@ -368,7 +368,7 @@ var ArcadePhysics = new Class({
 
     /**
      * Finds the Dynamic Body closest to a source point or object.
-     * 
+     *
      * If two or more bodies are the exact same distance from the source point, only the first body
      * is returned.
      *
@@ -390,7 +390,7 @@ var ArcadePhysics = new Class({
 
         bodies.iterate(function (target)
         {
-            var distance = DistanceSquared(x, y, target.x, target.y);
+            var distance = DistanceSquared(x, y, target.center.x, target.center.y);
 
             if (distance < min)
             {
@@ -405,7 +405,7 @@ var ArcadePhysics = new Class({
 
     /**
      * Finds the Dynamic Body farthest from a source point or object.
-     * 
+     *
      * If two or more bodies are the exact same distance from the source point, only the first body
      * is returned.
      *
@@ -427,7 +427,7 @@ var ArcadePhysics = new Class({
 
         bodies.iterate(function (target)
         {
-            var distance = DistanceSquared(x, y, target.x, target.y);
+            var distance = DistanceSquared(x, y, target.center.x, target.center.y);
 
             if (distance > max)
             {
@@ -545,10 +545,10 @@ var ArcadePhysics = new Class({
     /**
      * This method will search the given rectangular area and return an array of all physics bodies that
      * overlap with it. It can return either Dynamic, Static bodies or a mixture of both.
-     * 
+     *
      * A body only has to intersect with the search area to be considered, it doesn't have to be fully
      * contained within it.
-     * 
+     *
      * If Arcade Physics is set to use the RTree (which it is by default) then the search for is extremely fast,
      * otherwise the search is O(N) for Dynamic Bodies.
      *
@@ -568,7 +568,7 @@ var ArcadePhysics = new Class({
     {
         return OverlapRect(this.world, x, y, width, height, includeDynamic, includeStatic);
     },
-    
+
     /**
      * The Scene that owns this plugin is shutting down.
      * We need to kill and reset all internal properties as well as stop listening to Scene events.