修复vector2 y=0赋值错误问题

2020-08-06 10:55:02 +08:00
parent 8e3bcc1257
commit d0199e357b
5 changed files with 5 additions and 5 deletions
--- a/source/src/Math/Vector2.ts
+++ b/source/src/Math/Vector2.ts
@@ -15,7 +15,7 @@ module es {
         */
        constructor(x?: number, y?: number) {
            this.x = x ? x : 0;
-            this.y = y ? y : this.x;
+            this.y = y != undefined ? y : this.x;
        }

        public static get zero() {