+ gp_XYZ TransformVec( const gp_Vec& v ) const;
+
+ bool IsIdentity() const { return ( _trsf.Form() == gp_Identity ); }
+
+ bool Invert();
+ };
+
+ //-----------------------------------------------------------------------------------------
+ /*!
+ * \brief Create a Delaunay triangulation of nodes on a face boundary
+ * and provide exploration of nodes shared by elements lying on
+ * the face. For a returned node, also return a Delaunay triangle
+ * the node lies in and its Barycentric Coordinates within the triangle.
+ * Only non-marked nodes are visited.
+ *
+ * The main methods are defined in ../SMESHUtils/SMESH_Delaunay.hxx
+ */
+ class Delaunay : public SMESH_Delaunay
+ {
+ public:
+
+ Delaunay( const TSideVector& wires, bool checkUV = false );
+
+ Delaunay( const std::vector< const UVPtStructVec* > & boundaryNodes,
+ SMESH_MesherHelper& faceHelper,
+ bool checkUV = false);
+
+ protected:
+ virtual gp_XY getNodeUV( const TopoDS_Face& face, const SMDS_MeshNode* node ) const;
+
+ private:
+ SMESH_MesherHelper* _helper;
+ StdMeshers_FaceSidePtr _wire;
+ bool *_checkUVPtr, _checkUV;
+ };
+ typedef boost::shared_ptr< Delaunay > DelaunayPtr;
+
+ //-----------------------------------------------------------------------------------------
+ /*!
+ * \brief Morph mesh on the target FACE to lie within FACE boundary w/o distortion
+ */
+ class Morph
+ {
+ Delaunay _delaunay;
+ SMESH_subMesh* _srcSubMesh;
+ public:
+
+ Morph(const TSideVector& srcWires);
+
+ bool Perform(SMESH_MesherHelper& tgtHelper,
+ const TSideVector& tgtWires,
+ Handle(ShapeAnalysis_Surface) tgtSurface,
+ const TNodeNodeMap& src2tgtNodes,
+ const bool moveAll);
+ };
+
+ //-----------------------------------------------------------------------------------------