修正数组顺序被更改的问题

src/Geometry/CurveIntersection.ts

@@ -20,6 +20,11 @@ export class CurveIntersection
      * @memberof CurveIntersection
      */
     intersect: Map<Curve, Map<Curve, Vector3[]>> = new Map();
+
+    /**
+     * @param {Curve[]} cus 请注意数组的顺序会被更改,如果你在意数组的顺序,请拷贝数组后传进来
+     * @memberof CurveIntersection
+     */
     constructor(cus: Curve[])
     {
         cus.forEach(c =>

src/GraphicsSystem/LinkSelft.ts

@@ -10,8 +10,9 @@ export class LinkSelf
     constructor(cus: Curve[])
     {
         cus.forEach(c => c["_link_use_"] = undefined);
+        cus.forEach((c, i) => c.ColorIndex = i + 1);
 
-        let insMap = new CurveIntersection(cus);
+        let insMap = new CurveIntersection(cus.concat());
 
         //打断后存储的曲线列表
         let breakCus: Curve[] = [];