{ return IsRealSeam( GetMeshDS()->ShapeToIndex( subShape)); }
/*!
* \brief Check if the shape set through IsQuadraticSubMesh() or SetSubShape()
- * has a seam edge
- * \retval bool - true if it has
+ * has a seam edge, i.e. an edge that has two parametric representations
+ * on a surface
+ * \retval bool - true if it has
*/
bool HasSeam() const { return !mySeamShapeIds.empty(); }
+ /*!
+ * \brief Check if the shape set through IsQuadraticSubMesh() or SetSubShape()
+ * has a seam edge that encounters twice in a wire
+ * \retval bool - true if it has
+ */
+ bool HasRealSeam() const { return HasSeam() && ( *mySeamShapeIds.begin() < 0 ); }
/*!
* \brief Return index of periodic parametric direction of a closed face
- * \retval int - 1 for U, 2 for V direction
+ * \retval int - 1 for U, 2 for V direction
*/
int GetPeriodicIndex() const { return myParIndex; }
/*!
