移除Core，新增各接口用于sdk扩展

source/src/Utils/Coroutines/CoroutineManager.ts

@@ -135,6 +135,15 @@ module es {
                 return true;
             }
 
+            if (typeof chain.value == 'string') {
+                if (chain.value == 'break') {
+                    Pool.free(coroutine);
+                    return false;
+                }
+
+                return true;
+            }
+
             if (chain.value instanceof CoroutineImpl) {
                 coroutine.waitForCoroutine = chain.value;
                 return true;

source/src/Utils/Extensions/Vector2Ext.ts

@@ -32,6 +32,14 @@ module es {
             return new Vector2(-1 * (second.y - first.y), second.x - first.x);
         }
 
+        /**
+         * 将x/y值翻转，并将y反转，得到垂直于x/y的值
+         * @param original 
+         */
+        public static perpendicularFlip(original: Vector2) {
+            return new Vector2(-original.y, original.x);
+        }
+
         /**
          * 返回两个向量之间的角度，单位为度
          * @param from 
@@ -95,7 +103,7 @@ module es {
          * @param length
          */
         public static transformA(sourceArray: Vector2[], sourceIndex: number, matrix: Matrix2D,
-                                 destinationArray: Vector2[], destinationIndex: number, length: number) {
+            destinationArray: Vector2[], destinationIndex: number, length: number) {
             for (let i = 0; i < length; i++) {
                 let position = sourceArray[sourceIndex + i];
                 let destination = destinationArray[destinationIndex + i];