!517 参照切割修复（代码回归

src/DatabaseServices/Entity/Curve.ts

@@ -103,10 +103,7 @@ export abstract class Curve extends Entity
     {
         if (Array.isArray(param))
         {
-            param = param.filter(p =>
-            {
-                return p > 0 && p < this.EndParam;
-            });
+            param = param.filter(p => this.ParamOnCurve(p));
             if (param.length === 0)
                 return [];
             param.push(0, this.EndParam);