Add AABB accessor to transforms.

diff --git a/src/yuu/ce.js b/src/yuu/ce.js
index bb5c6e5..4300300 100644 (file)
--- a/src/yuu/ce.js
+++ b/src/yuu/ce.js
@@ -588,6 +588,22 @@
             }
         },
 
             }
         },
 

+        aabb2d: {
+            get: function () {
+                return new yuu.AABB(
+                    this.x - this.scaleX / 2,
+                    this.y - this.scaleY / 2,
+                    this.x + this.scaleX / 2,
+                    this.y + this.scaleY / 2);
+            },
+            set: function (aabb) {
+                this.x = aabb.x0 + aabb.w / 2;
+                this.y = aabb.y0 + aabb.h / 2;
+                this.scaleX = aabb.w;
+                this.scaleY = aabb.h;
+            }
+        },
+

         yaw: { aliasSynthetic: "ypr[0]", chainable: true },
         pitch: { aliasSynthetic: "ypr[1]", chainable: true },
         roll: { aliasSynthetic: "ypr[2]", chainable: true },
         yaw: { aliasSynthetic: "ypr[0]", chainable: true },
         pitch: { aliasSynthetic: "ypr[1]", chainable: true },
         roll: { aliasSynthetic: "ypr[2]", chainable: true },