22806: EDF SMESH: Regression: Prism_3D error

[modules/smesh.git] / src / SMESH / SMESH_MesherHelper.hxx

diff --git a/src/SMESH/SMESH_MesherHelper.hxx b/src/SMESH/SMESH_MesherHelper.hxx
index d67e335b59ede60c1d8fc021f23671476645945d..164861c3213fc54b76b6a1fc35c93489720944df 100644 (file)
--- a/src/SMESH/SMESH_MesherHelper.hxx
+++ b/src/SMESH/SMESH_MesherHelper.hxx
@@ -117,6 +117,11 @@ class SMESH_EXPORT SMESH_MesherHelper
    */
   static bool IsStructured( SMESH_subMesh* faceSM );
 
+  /*!
+   * \brief Return true if 2D mesh on FACE is distored
+   */
+  static bool IsDistorted2D( SMESH_subMesh* faceSM, bool checkUV=false );
+
   /*!
    * \brief Returns true if given node is medium
     * \param n - node to check
@@ -130,6 +135,7 @@ class SMESH_EXPORT SMESH_MesherHelper
    * \param node - the node
    * \param meshDS - mesh DS
    * \retval TopoDS_Shape - found support shape
+   * \sa SMESH_Algo::VertexNode( const TopoDS_Vertex&, SMESHDS_Mesh* )
    */
   static TopoDS_Shape GetSubShapeByNode(const SMDS_MeshNode* node,
                                         const SMESHDS_Mesh*  meshDS);
@@ -166,15 +172,15 @@ class SMESH_EXPORT SMESH_MesherHelper
    *   a0   p0    a1
    */
   inline static gp_XY calcTFI(double x, double y,
-                              const gp_XY a0,const gp_XY a1,const gp_XY a2,const gp_XY a3,
-                              const gp_XY p0,const gp_XY p1,const gp_XY p2,const gp_XY p3);
+                              const gp_XY& a0,const gp_XY& a1,const gp_XY& a2,const gp_XY& a3,
+                              const gp_XY& p0,const gp_XY& p1,const gp_XY& p2,const gp_XY& p3);
 
   /*!
    * \brief Same as "gp_XY calcTFI(...)" but in 3D
    */
   inline static gp_XYZ calcTFI(double x, double y,
-                               const gp_XYZ a0,const gp_XYZ a1,const gp_XYZ a2,const gp_XYZ a3,
-                               const gp_XYZ p0,const gp_XYZ p1,const gp_XYZ p2,const gp_XYZ p3);
+                               const gp_XYZ& a0,const gp_XYZ& a1,const gp_XYZ& a2,const gp_XYZ& a3,
+                               const gp_XYZ& p0,const gp_XYZ& p1,const gp_XYZ& p2,const gp_XYZ& p3);
   /*!
    * \brief Count nb of sub-shapes
     * \param shape - the shape
@@ -215,9 +221,13 @@ class SMESH_EXPORT SMESH_MesherHelper
 
   static bool IsSubShape( const TopoDS_Shape& shape, SMESH_Mesh* aMesh );
 
+  static bool IsBlock( const TopoDS_Shape& shape );
+
   static double MaxTolerance( const TopoDS_Shape& shape );
 
-  static double GetAngle( const TopoDS_Edge & E1, const TopoDS_Edge & E2, const TopoDS_Face & F);
+  static double GetAngle( const TopoDS_Edge & E1, const TopoDS_Edge & E2,
+                          const TopoDS_Face & F,  const TopoDS_Vertex & V,
+                          gp_Vec* faceNormal=0);
 
   static bool IsClosedEdge( const TopoDS_Edge& anEdge );
 
@@ -558,13 +568,20 @@ public:
   { 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; }
   /*!
@@ -627,9 +644,9 @@ public:
   void AddTLinkNodeMap(const TLinkNodeMap& aMap)
     { myTLinkNodeMap.insert(aMap.begin(), aMap.end()); }
 
-  void AddTLinks(const SMDS_MeshEdge*   edge);
-  void AddTLinks(const SMDS_MeshFace*   face);
-  void AddTLinks(const SMDS_MeshVolume* vol);
+  bool AddTLinks(const SMDS_MeshEdge*   edge);
+  bool AddTLinks(const SMDS_MeshFace*   face);
+  bool AddTLinks(const SMDS_MeshVolume* vol);
 
   /**
    * Returns myTLinkNodeMap
@@ -715,8 +732,8 @@ public:
 //=======================================================================
 inline gp_XY
 SMESH_MesherHelper::calcTFI(double x, double y,
-                            const gp_XY a0,const gp_XY a1,const gp_XY a2,const gp_XY a3,
-                            const gp_XY p0,const gp_XY p1,const gp_XY p2,const gp_XY p3)
+                            const gp_XY& a0,const gp_XY& a1,const gp_XY& a2,const gp_XY& a3,
+                            const gp_XY& p0,const gp_XY& p1,const gp_XY& p2,const gp_XY& p3)
 {
   return
     ((1 - y) * p0 + x * p1 + y * p2 + (1 - x) * p3 ) -
@@ -725,8 +742,8 @@ SMESH_MesherHelper::calcTFI(double x, double y,
 //=======================================================================
 inline gp_XYZ
 SMESH_MesherHelper::calcTFI(double x, double y,
-                            const gp_XYZ a0,const gp_XYZ a1,const gp_XYZ a2,const gp_XYZ a3,
-                            const gp_XYZ p0,const gp_XYZ p1,const gp_XYZ p2,const gp_XYZ p3)
+                            const gp_XYZ& a0,const gp_XYZ& a1,const gp_XYZ& a2,const gp_XYZ& a3,
+                            const gp_XYZ& p0,const gp_XYZ& p1,const gp_XYZ& p2,const gp_XYZ& p3)
 {
   return
     ((1 - y) * p0 + x * p1 + y * p2 + (1 - x) * p3 ) -