功能:新增简化多段线功能

types/GraphicsSystem/OffsetPolyline.d.ts

@@ -52,6 +52,7 @@ export declare class OffsetPolyline {
     private FilterInvalidCurve;
     private JoinCollinear;
     private LinkResultPolyline;
+    private RepairResultPolylineClosemark;
     CheckPointDir(pt: Vector3): boolean;
     GetPointAtCurveDir(pt: Vector3): number;
     protected CreateArc(center: Vector3, startP: Vector3, endP?: Vector3): Arc;