Подготовка к созданию Arc-объектов

GCS/Geo.h

@@ -174,6 +174,10 @@ public:
 class Curve
 {
 public:
+    // start in Arc
+    Point* start_ref;
+    // end in Arc
+    Point* end_ref;
     virtual ~Curve()
     {}
     // returns normal vector. The vector should point to the left when one
@@ -228,8 +232,7 @@ public:
     {}
     Point p1;
     Point p2;
-    Point* p1_ref;
-    Point* p2_ref;
+
     DeriVector2 CalculateNormal(const Point& p, const double* derivparam = nullptr) const override;
     DeriVector2 Value(double u, double du, const double* derivparam = nullptr) const override;
     int PushOwnParams(VEC_pD& pvec) override;