-// SMESH SMESH_I : idl implementation based on 'SMESH' unit's calsses
+// Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE
+//
+// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License.
//
-// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
-//
-// This library is free software; you can redistribute it and/or
-// modify it under the terms of the GNU Lesser General Public
-// License as published by the Free Software Foundation; either
-// version 2.1 of the License.
-//
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public
-// License along with this library; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-//
-// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
+// SMESH SMESH_I : idl implementation based on 'SMESH' unit's calsses
// File : SMESH_MeshEditor.hxx
// Created : Mon Apr 12 14:56:19 2004
// Author : Edward AGAPOV (eap)
// Module : SMESH
-
-
+//
#ifndef SMESH_MeshEditor_HeaderFile
#define SMESH_MeshEditor_HeaderFile
-#include "SMESH_Mesh.hxx"
+#include "SMESH_SMESH.hxx"
+
+#include "SMDS_MeshElement.hxx"
#include "SMESH_Controls.hxx"
+#include "SMESH_Mesh.hxx"
+#include "SMESH_SequenceOfElemPtr.hxx"
+#include "SMESH_SequenceOfNode.hxx"
+
+#include <TColStd_HSequenceOfReal.hxx>
+#include <gp_Dir.hxx>
#include <list>
#include <map>
+#include <set>
-class SMDS_MeshElement;
class SMDS_MeshFace;
class SMDS_MeshNode;
class gp_Ax1;
class gp_Vec;
+class gp_Pnt;
+class SMESH_MesherHelper;
+
+
+typedef std::map<const SMDS_MeshElement*,
+ std::list<const SMDS_MeshElement*> > TElemOfElemListMap;
+typedef std::map<const SMDS_MeshNode*, const SMDS_MeshNode*> TNodeNodeMap;
+
+//!< Set of elements sorted by ID, to be used to assure predictability of edition
+typedef std::set< const SMDS_MeshElement*, TIDCompare > TIDSortedElemSet;
+
+typedef pair< const SMDS_MeshNode*, const SMDS_MeshNode* > NLink;
+
+
+//=======================================================================
+/*!
+ * \brief Searcher for the node closest to point
+ */
+//=======================================================================
+struct SMESH_NodeSearcher
+{
+ virtual const SMDS_MeshNode* FindClosestTo( const gp_Pnt& pnt ) = 0;
+ virtual void MoveNode( const SMDS_MeshNode* node, const gp_Pnt& toPnt ) = 0;
+};
+
+//=======================================================================
+/*!
+ * \brief Return elements of given type where the given point is IN or ON.
+ *
+ * 'ALL' type means elements of any type excluding nodes and 0D elements
+ */
+//=======================================================================
+
+struct SMESH_ElementSearcher
+{
+ virtual void FindElementsByPoint(const gp_Pnt& point,
+ SMDSAbs_ElementType type,
+ std::vector< const SMDS_MeshElement* >& foundElems)=0;
+};
+
+//=======================================================================
+/*!
+ * \brief A sorted pair of nodes
+ */
+//=======================================================================
+
+struct SMESH_TLink: public NLink
+{
+ SMESH_TLink(const SMDS_MeshNode* n1, const SMDS_MeshNode* n2 ):NLink( n1, n2 )
+ { if ( n1->GetID() < n2->GetID() ) std::swap( first, second ); }
+ SMESH_TLink(const NLink& link ):NLink( link )
+ { if ( first->GetID() < second->GetID() ) std::swap( first, second ); }
+ const SMDS_MeshNode* node1() const { return first; }
+ const SMDS_MeshNode* node2() const { return second; }
+};
+
+//=======================================================================
+/*!
+ * auxiliary class
+ */
+//=======================================================================
+class SMESH_MeshEditor_PathPoint {
+public:
+ SMESH_MeshEditor_PathPoint() {
+ myPnt.SetCoord(99., 99., 99.);
+ myTgt.SetCoord(1.,0.,0.);
+ myAngle=0.;
+ myPrm=0.;
+ }
+ void SetPnt(const gp_Pnt& aP3D){
+ myPnt=aP3D;
+ }
+ void SetTangent(const gp_Dir& aTgt){
+ myTgt=aTgt;
+ }
+ void SetAngle(const double& aBeta){
+ myAngle=aBeta;
+ }
+ void SetParameter(const double& aPrm){
+ myPrm=aPrm;
+ }
+ const gp_Pnt& Pnt()const{
+ return myPnt;
+ }
+ const gp_Dir& Tangent()const{
+ return myTgt;
+ }
+ double Angle()const{
+ return myAngle;
+ }
+ double Parameter()const{
+ return myPrm;
+ }
+
+protected:
+ gp_Pnt myPnt;
+ gp_Dir myTgt;
+ double myAngle;
+ double myPrm;
+};
-class SMESH_MeshEditor {
- public:
+
+// ============================================================
+/*!
+ * \brief Editor of a mesh
+ */
+// ============================================================
+
+class SMESH_EXPORT SMESH_MeshEditor {
+
+public:
SMESH_MeshEditor( SMESH_Mesh* theMesh );
+ /*!
+ * \brief Add element
+ */
+ SMDS_MeshElement* AddElement(const std::vector<const SMDS_MeshNode*> & nodes,
+ const SMDSAbs_ElementType type,
+ const bool isPoly,
+ const int ID = 0);
+ /*!
+ * \brief Add element
+ */
+ SMDS_MeshElement* AddElement(const std::vector<int> & nodeIDs,
+ const SMDSAbs_ElementType type,
+ const bool isPoly,
+ const int ID = 0);
+
bool Remove (const std::list< int >& theElemIDs, const bool isNodes);
// Remove a node or an element.
// Modify a compute state of sub-meshes which become empty
// with a quadrangle built on the same 4 nodes.
// Return false if proper faces not found
- bool Reorient (const SMDS_MeshElement * theFace);
- // Reverse the normal of theFace
- // Return false if theFace is null
+ bool Reorient (const SMDS_MeshElement * theElement);
+ // Reverse theElement orientation
- bool TriToQuad (std::set<const SMDS_MeshElement*> & theElems,
+ /*!
+ * \brief Fuse neighbour triangles into quadrangles.
+ * \param theElems - The triangles to be fused.
+ * \param theCriterion - Is used to choose a neighbour to fuse with.
+ * \param theMaxAngle - Is a max angle between element normals at which fusion
+ * is still performed; theMaxAngle is mesured in radians.
+ * \retval bool - Success or not.
+ */
+ bool TriToQuad (TIDSortedElemSet & theElems,
SMESH::Controls::NumericalFunctorPtr theCriterion,
const double theMaxAngle);
- // Fuse neighbour triangles into quadrangles.
- // theCriterion is used to choose a neighbour to fuse with.
- // theMaxAngle is a max angle between element normals at which
- // fusion is still performed; theMaxAngle is mesured in radians.
- bool QuadToTri (std::set<const SMDS_MeshElement*> & theElems,
+ /*!
+ * \brief Split quadrangles into triangles.
+ * \param theElems - The faces to be splitted.
+ * \param theCriterion - Is used to choose a diagonal for splitting.
+ * \retval bool - Success or not.
+ */
+ bool QuadToTri (TIDSortedElemSet & theElems,
SMESH::Controls::NumericalFunctorPtr theCriterion);
- // Cut quadrangles into triangles.
- // theCriterion is used to choose a diagonal to cut
- bool QuadToTri (std::set<const SMDS_MeshElement*> & theElems,
- const bool the13Diag);
- // Cut quadrangles into triangles
+ /*!
+ * \brief Split quadrangles into triangles.
+ * \param theElems - The faces to be splitted.
+ * \param the13Diag - Is used to choose a diagonal for splitting.
+ * \retval bool - Success or not.
+ */
+ bool QuadToTri (TIDSortedElemSet & theElems,
+ const bool the13Diag);
+
+ /*!
+ * \brief Find better diagonal for splitting.
+ * \param theQuad - The face to find better splitting of.
+ * \param theCriterion - Is used to choose a diagonal for splitting.
+ * \retval int - 1 for 1-3 diagonal, 2 for 2-4, -1 - for errors.
+ */
+ int BestSplit (const SMDS_MeshElement* theQuad,
+ SMESH::Controls::NumericalFunctorPtr theCriterion);
enum SmoothMethod { LAPLACIAN = 0, CENTROIDAL };
- void Smooth (std::set<const SMDS_MeshElement*> & theElements,
- std::set<const SMDS_MeshNode*> & theFixedNodes,
- const SmoothMethod theSmoothMethod,
- const int theNbIterations,
- double theTgtAspectRatio = 1.0);
+ void Smooth (TIDSortedElemSet & theElements,
+ std::set<const SMDS_MeshNode*> & theFixedNodes,
+ const SmoothMethod theSmoothMethod,
+ const int theNbIterations,
+ double theTgtAspectRatio = 1.0,
+ const bool the2D = true);
// Smooth theElements using theSmoothMethod during theNbIterations
// or until a worst element has aspect ratio <= theTgtAspectRatio.
// Aspect Ratio varies in range [1.0, inf].
// If theElements is empty, the whole mesh is smoothed.
// theFixedNodes contains additionally fixed nodes. Nodes built
// on edges and boundary nodes are always fixed.
-
-
- void RotationSweep (std::set<const SMDS_MeshElement*> & theElements,
- const gp_Ax1& theAxis,
- const double theAngle,
- const int theNbSteps,
- const double theToler);
+ // If the2D, smoothing is performed using UV parameters of nodes
+ // on geometrical faces
+
+ typedef std::auto_ptr< std::list<int> > PGroupIDs;
+
+ PGroupIDs RotationSweep (TIDSortedElemSet & theElements,
+ const gp_Ax1& theAxis,
+ const double theAngle,
+ const int theNbSteps,
+ const double theToler,
+ const bool theMakeGroups,
+ const bool theMakeWalls=true);
// Generate new elements by rotation of theElements around theAxis
// by theAngle by theNbSteps
- void ExtrusionSweep (std::set<const SMDS_MeshElement*> & theElements,
- const gp_Vec& theStep,
- const int theNbSteps);
+ /*!
+ * Auxilary flag for advanced extrusion.
+ * BOUNDARY: create or not boundary for result of extrusion
+ * SEW: try to use existing nodes or create new nodes in any case
+ */
+ enum ExtrusionFlags {
+ EXTRUSION_FLAG_BOUNDARY = 0x01,
+ EXTRUSION_FLAG_SEW = 0x02
+ };
+
+ /*!
+ * special structire for control of extrusion functionality
+ */
+ struct ExtrusParam {
+ gp_Dir myDir; // direction of extrusion
+ Handle(TColStd_HSequenceOfReal) mySteps; // magnitudes for each step
+ SMESH_SequenceOfNode myNodes; // nodes for using in sewing
+ };
+
+ /*!
+ * Create new node in the mesh with given coordinates
+ * (auxilary for advanced extrusion)
+ */
+ const SMDS_MeshNode* CreateNode(const double x,
+ const double y,
+ const double z,
+ const double tolnode,
+ SMESH_SequenceOfNode& aNodes);
+
+ /*!
+ * Generate new elements by extrusion of theElements
+ * It is a method used in .idl file. All functionality
+ * is implemented in the next method (see below) which
+ * is used in the cuurent method.
+ * param theElems - list of elements for extrusion
+ * param newElemsMap returns history of extrusion
+ * param theFlags set flags for performing extrusion (see description
+ * of enum ExtrusionFlags for additional information)
+ * param theTolerance - uses for comparing locations of nodes if flag
+ * EXTRUSION_FLAG_SEW is set
+ */
+ PGroupIDs ExtrusionSweep (TIDSortedElemSet & theElems,
+ const gp_Vec& theStep,
+ const int theNbSteps,
+ TElemOfElemListMap& newElemsMap,
+ const bool theMakeGroups,
+ const int theFlags = EXTRUSION_FLAG_BOUNDARY,
+ const double theTolerance = 1.e-6);
+
+ /*!
+ * Generate new elements by extrusion of theElements
+ * param theElems - list of elements for extrusion
+ * param newElemsMap returns history of extrusion
+ * param theFlags set flags for performing extrusion (see description
+ * of enum ExtrusionFlags for additional information)
+ * param theTolerance - uses for comparing locations of nodes if flag
+ * EXTRUSION_FLAG_SEW is set
+ * param theParams - special structure for manage of extrusion
+ */
+ PGroupIDs ExtrusionSweep (TIDSortedElemSet & theElems,
+ ExtrusParam& theParams,
+ TElemOfElemListMap& newElemsMap,
+ const bool theMakeGroups,
+ const int theFlags,
+ const double theTolerance);
+
+
// Generate new elements by extrusion of theElements
// by theStep by theNbSteps
-
- void Transform (std::set<const SMDS_MeshElement*> & theElements,
- const gp_Trsf& theTrsf,
- const bool theCopy);
+ enum Extrusion_Error {
+ EXTR_OK,
+ EXTR_NO_ELEMENTS,
+ EXTR_PATH_NOT_EDGE,
+ EXTR_BAD_PATH_SHAPE,
+ EXTR_BAD_STARTING_NODE,
+ EXTR_BAD_ANGLES_NUMBER,
+ EXTR_CANT_GET_TANGENT
+ };
+
+ Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet & theElements,
+ SMESH_subMesh* theTrackPattern,
+ const SMDS_MeshNode* theNodeStart,
+ const bool theHasAngles,
+ std::list<double>& theAngles,
+ const bool theLinearVariation,
+ const bool theHasRefPoint,
+ const gp_Pnt& theRefPoint,
+ const bool theMakeGroups);
+ Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet & theElements,
+ SMESH_Mesh* theTrackPattern,
+ const SMDS_MeshNode* theNodeStart,
+ const bool theHasAngles,
+ std::list<double>& theAngles,
+ const bool theLinearVariation,
+ const bool theHasRefPoint,
+ const gp_Pnt& theRefPoint,
+ const bool theMakeGroups);
+ // Generate new elements by extrusion of theElements along path given by theTrackPattern,
+ // theHasAngles are the rotation angles, base point can be given by theRefPoint
+
+ PGroupIDs Transform (TIDSortedElemSet & theElements,
+ const gp_Trsf& theTrsf,
+ const bool theCopy,
+ const bool theMakeGroups,
+ SMESH_Mesh* theTargetMesh=0);
// Move or copy theElements applying theTrsf to their nodes
typedef std::list< std::list< const SMDS_MeshNode* > > TListOfListOfNodes;
- void FindCoincidentNodes (const double theTolerance,
- TListOfListOfNodes & theGroupsOfNodes);
- // Return list of group of nodes close to each other within theTolerance
+ void FindCoincidentNodes (std::set<const SMDS_MeshNode*> & theNodes,
+ const double theTolerance,
+ TListOfListOfNodes & theGroupsOfNodes);
+ // Return list of group of nodes close to each other within theTolerance.
+ // Search among theNodes or in the whole mesh if theNodes is empty.
+
+ /*!
+ * \brief Return SMESH_NodeSearcher
+ */
+ SMESH_NodeSearcher* GetNodeSearcher();
+
+ /*!
+ * \brief Return SMESH_ElementSearcher
+ */
+ SMESH_ElementSearcher* GetElementSearcher();
+ /*!
+ * \brief Return true if the point is IN or ON of the element
+ */
+ static bool isOut( const SMDS_MeshElement* element, const gp_Pnt& point, double tol );
+
+
+ int SimplifyFace (const std::vector<const SMDS_MeshNode *> faceNodes,
+ std::vector<const SMDS_MeshNode *>& poly_nodes,
+ std::vector<int>& quantities) const;
+ // Split face, defined by <faceNodes>, into several faces by repeating nodes.
+ // Is used by MergeNodes()
void MergeNodes (TListOfListOfNodes & theNodeGroups);
// In each group, the cdr of nodes are substituted by the first one
// in all elements.
+ typedef std::list< std::list< int > > TListOfListOfElementsID;
+
+ void FindEqualElements(std::set<const SMDS_MeshElement*> & theElements,
+ TListOfListOfElementsID & theGroupsOfElementsID);
+ // Return list of group of elements build on the same nodes.
+ // Search among theElements or in the whole mesh if theElements is empty.
+
+ void MergeElements(TListOfListOfElementsID & theGroupsOfElementsID);
+ // In each group remove all but first of elements.
+
void MergeEqualElements();
// Remove all but one of elements built on the same nodes.
// Return nb of successfully merged groups.
const SMDS_MeshNode* theNode3 = 0);
// Return true if the three nodes are on a free border
+ static bool FindFreeBorder (const SMDS_MeshNode* theFirstNode,
+ const SMDS_MeshNode* theSecondNode,
+ const SMDS_MeshNode* theLastNode,
+ std::list< const SMDS_MeshNode* > & theNodes,
+ std::list< const SMDS_MeshElement* >& theFaces);
+ // Return nodes and faces of a free border if found
+
enum Sew_Error {
SEW_OK,
// for SewFreeBorder()
SEW_DIFF_NB_OF_ELEMENTS,
SEW_TOPO_DIFF_SETS_OF_ELEMENTS,
SEW_BAD_SIDE1_NODES,
- SEW_BAD_SIDE2_NODES
+ SEW_BAD_SIDE2_NODES,
+ SEW_INTERNAL_ERROR
};
const SMDS_MeshNode* theSide2FirstNode,
const SMDS_MeshNode* theSide2SecondNode,
const SMDS_MeshNode* theSide2ThirdNode = 0,
- bool theSide2IsFreeBorder = true);
+ const bool theSide2IsFreeBorder = true,
+ const bool toCreatePolygons = false,
+ const bool toCreatePolyedrs = false);
// Sew the free border to the side2 by replacing nodes in
// elements on the free border with nodes of the elements
// of the side 2. If nb of links in the free border and
// nodes are inserted.
// Return false, if sewing failed.
- Sew_Error SewSideElements (std::set<const SMDS_MeshElement*>& theSide1,
- std::set<const SMDS_MeshElement*>& theSide2,
- const SMDS_MeshNode* theFirstNode1ToMerge,
- const SMDS_MeshNode* theFirstNode2ToMerge,
- const SMDS_MeshNode* theSecondNode1ToMerge,
- const SMDS_MeshNode* theSecondNode2ToMerge);
+ Sew_Error SewSideElements (TIDSortedElemSet& theSide1,
+ TIDSortedElemSet& theSide2,
+ const SMDS_MeshNode* theFirstNode1ToMerge,
+ const SMDS_MeshNode* theFirstNode2ToMerge,
+ const SMDS_MeshNode* theSecondNode1ToMerge,
+ const SMDS_MeshNode* theSecondNode2ToMerge);
// Sew two sides of a mesh. Nodes belonging to theSide1 are
// merged with nodes of elements of theSide2.
// Number of elements in theSide1 and in theSide2 must be
void InsertNodesIntoLink(const SMDS_MeshElement* theFace,
const SMDS_MeshNode* theBetweenNode1,
const SMDS_MeshNode* theBetweenNode2,
- std::list<const SMDS_MeshNode*>& theNodesToInsert);
- // insert theNodesToInsert into theFace between theBetweenNode1
- // and theBetweenNode2 and split theElement.
-
- static int SortQuadNodes (const SMDS_Mesh * theMesh,
- int theNodeIds[] );
- // Set 4 nodes of a quadrangle face in a good order.
- // Swap 1<->2 or 2<->3 nodes and correspondingly return
- // 1 or 2 else 0.
-
- static bool SortHexaNodes (const SMDS_Mesh * theMesh,
- int theNodeIds[] );
- // Set 8 nodes of a hexahedron in a good order.
- // Return success status
-
+ std::list<const SMDS_MeshNode*>& theNodesToInsert,
+ const bool toCreatePoly = false);
+ // insert theNodesToInsert into theFace between theBetweenNode1 and theBetweenNode2.
+ // If toCreatePoly is true, replace theFace by polygon, else split theFace.
+
+ void UpdateVolumes (const SMDS_MeshNode* theBetweenNode1,
+ const SMDS_MeshNode* theBetweenNode2,
+ std::list<const SMDS_MeshNode*>& theNodesToInsert);
+ // insert theNodesToInsert into all volumes, containing link
+ // theBetweenNode1 - theBetweenNode2, between theBetweenNode1 and theBetweenNode2.
+
+ void ConvertToQuadratic(const bool theForce3d);
+ //converts all mesh to quadratic one, deletes old elements, replacing
+ //them with quadratic ones with the same id.
+
+ bool ConvertFromQuadratic();
+ //converts all mesh from quadratic to ordinary ones, deletes old quadratic elements, replacing
+ //them with ordinary mesh elements with the same id.
+
+
+// static int SortQuadNodes (const SMDS_Mesh * theMesh,
+// int theNodeIds[] );
+// // Set 4 nodes of a quadrangle face in a good order.
+// // Swap 1<->2 or 2<->3 nodes and correspondingly return
+// // 1 or 2 else 0.
+//
+// static bool SortHexaNodes (const SMDS_Mesh * theMesh,
+// int theNodeIds[] );
+// // Set 8 nodes of a hexahedron in a good order.
+// // Return success status
+
+ static void AddToSameGroups (const SMDS_MeshElement* elemToAdd,
+ const SMDS_MeshElement* elemInGroups,
+ SMESHDS_Mesh * aMesh);
+ // Add elemToAdd to the all groups the elemInGroups belongs to
+
+ static void RemoveElemFromGroups (const SMDS_MeshElement* element,
+ SMESHDS_Mesh * aMesh);
+ // remove element from the all groups
+
+ static void ReplaceElemInGroups (const SMDS_MeshElement* elemToRm,
+ const SMDS_MeshElement* elemToAdd,
+ SMESHDS_Mesh * aMesh);
+ // replace elemToRm by elemToAdd in the all groups
+
+ /*!
+ * \brief Return nodes linked to the given one in elements of the type
+ */
+ static void GetLinkedNodes( const SMDS_MeshNode* node,
+ TIDSortedElemSet & linkedNodes,
+ SMDSAbs_ElementType type = SMDSAbs_All );
+
+ static const SMDS_MeshElement*
+ FindFaceInSet(const SMDS_MeshNode* n1,
+ const SMDS_MeshNode* n2,
+ const TIDSortedElemSet& elemSet,
+ const TIDSortedElemSet& avoidSet);
+ // Return a face having linked nodes n1 and n2 and which is
+ // - not in avoidSet,
+ // - in elemSet provided that !elemSet.empty()
+
+ /*!
+ * \brief Find corresponding nodes in two sets of faces
+ * \param theSide1 - first face set
+ * \param theSide2 - second first face
+ * \param theFirstNode1 - a boundary node of set 1
+ * \param theFirstNode2 - a node of set 2 corresponding to theFirstNode1
+ * \param theSecondNode1 - a boundary node of set 1 linked with theFirstNode1
+ * \param theSecondNode2 - a node of set 2 corresponding to theSecondNode1
+ * \param nReplaceMap - output map of corresponding nodes
+ * \retval Sew_Error - is a success or not
+ */
+ static Sew_Error FindMatchingNodes(std::set<const SMDS_MeshElement*>& theSide1,
+ std::set<const SMDS_MeshElement*>& theSide2,
+ const SMDS_MeshNode* theFirstNode1,
+ const SMDS_MeshNode* theFirstNode2,
+ const SMDS_MeshNode* theSecondNode1,
+ const SMDS_MeshNode* theSecondNode2,
+ TNodeNodeMap & nReplaceMap);
+
+ /*!
+ * \brief Returns true if given node is medium
+ * \param n - node to check
+ * \param typeToCheck - type of elements containing the node to ask about node status
+ * \retval bool - check result
+ */
+ static bool IsMedium(const SMDS_MeshNode* node,
+ const SMDSAbs_ElementType typeToCheck = SMDSAbs_All);
int FindShape (const SMDS_MeshElement * theElem);
// Return an index of the shape theElem is on
// or zero if a shape not found
-
SMESH_Mesh * GetMesh() { return myMesh; }
SMESHDS_Mesh * GetMeshDS() { return myMesh->GetMeshDS(); }
+ const SMESH_SequenceOfElemPtr& GetLastCreatedNodes() const { return myLastCreatedNodes; }
- private:
+ const SMESH_SequenceOfElemPtr& GetLastCreatedElems() const { return myLastCreatedElems; }
+
+ bool DoubleNodes( const TIDSortedElemSet& theElems,
+ const TIDSortedElemSet& theNodesNot,
+ const TIDSortedElemSet& theAffectedElems );
+
+ bool DoubleNodesInRegion( const TIDSortedElemSet& theElems,
+ const TIDSortedElemSet& theNodesNot,
+ const TopoDS_Shape& theShape );
+
+ /*!
+ * \brief Generated skin mesh (containing 2D cells) from 3D mesh
+ * The created 2D mesh elements based on nodes of free faces of boundary volumes
+ * \return TRUE if operation has been completed successfully, FALSE otherwise
+ */
+ bool Make2DMeshFrom3D();
+
+private:
+
+ /*!
+ * \brief Convert elements contained in a submesh to quadratic
+ * \retval int - nb of checked elements
+ */
+ int convertElemToQuadratic(SMESHDS_SubMesh * theSm,
+ SMESH_MesherHelper& theHelper,
+ const bool theForce3d);
+
+ /*!
+ * \brief Convert quadratic elements to linear ones and remove quadratic nodes
+ * \retval int - nb of checked elements
+ */
+ int removeQuadElem( SMESHDS_SubMesh * theSm,
+ SMDS_ElemIteratorPtr theItr,
+ const int theShapeID);
+ /*!
+ * \brief Create groups of elements made during transformation
+ * \param nodeGens - nodes making corresponding myLastCreatedNodes
+ * \param elemGens - elements making corresponding myLastCreatedElems
+ * \param postfix - to append to names of new groups
+ */
+ PGroupIDs generateGroups(const SMESH_SequenceOfElemPtr& nodeGens,
+ const SMESH_SequenceOfElemPtr& elemGens,
+ const std::string& postfix,
+ SMESH_Mesh* targetMesh=0);
+
+
+ typedef std::map<const SMDS_MeshNode*, std::list<const SMDS_MeshNode*> > TNodeOfNodeListMap;
+ typedef TNodeOfNodeListMap::iterator TNodeOfNodeListMapItr;
+ typedef std::vector<TNodeOfNodeListMapItr> TVecOfNnlmiMap;
+ typedef std::map<const SMDS_MeshElement*, TVecOfNnlmiMap > TElemOfVecOfNnlmiMap;
+
+ /*!
+ * \brief Create elements by sweeping an element
+ * \param elem - element to sweep
+ * \param newNodesItVec - nodes generated from each node of the element
+ * \param newElems - generated elements
+ * \param nbSteps - number of sweeping steps
+ * \param srcElements - to append elem for each generated element
+ */
+ void sweepElement(const SMDS_MeshElement* elem,
+ const std::vector<TNodeOfNodeListMapItr> & newNodesItVec,
+ std::list<const SMDS_MeshElement*>& newElems,
+ const int nbSteps,
+ SMESH_SequenceOfElemPtr& srcElements);
+
+ /*!
+ * \brief Create 1D and 2D elements around swept elements
+ * \param mapNewNodes - source nodes and ones generated from them
+ * \param newElemsMap - source elements and ones generated from them
+ * \param elemNewNodesMap - nodes generated from each node of each element
+ * \param elemSet - all swept elements
+ * \param nbSteps - number of sweeping steps
+ * \param srcElements - to append elem for each generated element
+ */
+ void makeWalls (TNodeOfNodeListMap & mapNewNodes,
+ TElemOfElemListMap & newElemsMap,
+ TElemOfVecOfNnlmiMap & elemNewNodesMap,
+ TIDSortedElemSet& elemSet,
+ const int nbSteps,
+ SMESH_SequenceOfElemPtr& srcElements);
+
+ /*!
+ * auxilary for ExtrusionAlongTrack
+ */
+ Extrusion_Error MakeEdgePathPoints(std::list<double>& aPrms,
+ const TopoDS_Edge& aTrackEdge,
+ bool FirstIsStart,
+ list<SMESH_MeshEditor_PathPoint>& LPP);
+ Extrusion_Error MakeExtrElements(TIDSortedElemSet& theElements,
+ list<SMESH_MeshEditor_PathPoint>& fullList,
+ const bool theHasAngles,
+ list<double>& theAngles,
+ const bool theLinearVariation,
+ const bool theHasRefPoint,
+ const gp_Pnt& theRefPoint,
+ const bool theMakeGroups);
+ void LinearAngleVariation(const int NbSteps,
+ list<double>& theAngles);
+
+ bool doubleNodes( SMESHDS_Mesh* theMeshDS,
+ const TIDSortedElemSet& theElems,
+ const TIDSortedElemSet& theNodesNot,
+ std::map< const SMDS_MeshNode*,
+ const SMDS_MeshNode* >& theNodeNodeMap,
+ const bool theIsDoubleElem );
+
+private:
SMESH_Mesh * myMesh;
+ /*!
+ * Sequence for keeping nodes created during last operation
+ */
+ SMESH_SequenceOfElemPtr myLastCreatedNodes;
+
+ /*!
+ * Sequence for keeping elements created during last operation
+ */
+ SMESH_SequenceOfElemPtr myLastCreatedElems;
+
};
#endif