1 // Copyright (C) 2007-2010 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // SMESH SMESH : idl implementation based on 'SMESH' unit's calsses
24 // File : StdMeshers_ProjectionUtils.hxx
25 // Created : Thu Oct 26 15:37:24 2006
26 // Author : Edward AGAPOV (eap)
28 #ifndef StdMeshers_ProjectionUtils_HeaderFile
29 #define StdMeshers_ProjectionUtils_HeaderFile
31 #include "SMESH_StdMeshers.hxx"
33 #include <TopTools_DataMapOfShapeShape.hxx>
34 #include <TopoDS_Edge.hxx>
35 #include <TopoDS_Vertex.hxx>
36 #include <TopoDS_Face.hxx>
44 class SMESH_Hypothesis;
46 class TopTools_IndexedDataMapOfShapeListOfShape;
49 * \brief Class encapsulating methods common to Projection algorithms
51 class StdMeshers_ProjectionUtils
55 typedef TopTools_DataMapOfShapeShape TShapeShapeMap;
56 typedef TopTools_IndexedDataMapOfShapeListOfShape TAncestorMap;
57 typedef std::map<const SMDS_MeshNode*, const SMDS_MeshNode*> TNodeNodeMap;
60 * \brief Looks for association of all subshapes of two shapes
61 * \param theShape1 - shape 1
62 * \param theMesh1 - mesh built on shape 1
63 * \param theShape2 - shape 2
64 * \param theMesh2 - mesh built on shape 2
65 * \param theAssociation - association map to be filled that may
66 * contain association of one or two pairs of vertices
67 * \retval bool - true if association found
69 static bool FindSubShapeAssociation(const TopoDS_Shape& theShape1,
71 const TopoDS_Shape& theShape2,
73 TShapeShapeMap & theAssociationMap);
76 * \brief Find association of edges of faces
77 * \param face1 - face 1
78 * \param VV1 - vertices of face 1
79 * \param face2 - face 2
80 * \param VV2 - vertices of face 2 associated with oned of face 1
81 * \param edges1 - out list of edges of face 1
82 * \param edges2 - out list of edges of face 2
83 * \retval int - nb of edges in an outer wire in a success case, else zero
85 static int FindFaceAssociation(const TopoDS_Face& face1,
87 const TopoDS_Face& face2,
89 std::list< TopoDS_Edge > & edges1,
90 std::list< TopoDS_Edge > & edges2);
93 * \brief Insert vertex association defined by a hypothesis into a map
94 * \param theHyp - hypothesis
95 * \param theAssociationMap - association map
96 * \param theTargetShape - the shape theHyp assigned to
98 static void InitVertexAssociation( const SMESH_Hypothesis* theHyp,
99 TShapeShapeMap & theAssociationMap,
100 const TopoDS_Shape& theTargetShape);
103 * \brief Inserts association theShape1 <-> theShape2 to TShapeShapeMap
104 * \param theShape1 - shape 1
105 * \param theShape2 - shape 2
106 * \param theAssociationMap - association map
107 * \param theBidirectional - if false, inserts theShape1 -> theShape2 association
108 * \retval bool - true if there was no association for these shapes before
110 static bool InsertAssociation( const TopoDS_Shape& theShape1,
111 const TopoDS_Shape& theShape2,
112 TShapeShapeMap & theAssociationMap,
113 const bool theBidirectional=true);
116 * \brief Finds an edge by its vertices in a main shape of the mesh
118 static TopoDS_Edge GetEdgeByVertices( SMESH_Mesh* aMesh,
119 const TopoDS_Vertex& V1,
120 const TopoDS_Vertex& V2);
123 * \brief Return another face sharing an edge
124 * \param edgeToFaces - data map of descendants to ancestors
126 static TopoDS_Face GetNextFace( const TAncestorMap& edgeToFaces,
127 const TopoDS_Edge& edge,
128 const TopoDS_Face& face);
130 * \brief Return other vertex of an edge
132 static TopoDS_Vertex GetNextVertex(const TopoDS_Edge& edge,
133 const TopoDS_Vertex& vertex);
136 * \brief Return an oriented propagation edge
137 * \param aMesh - mesh
138 * \param fromEdge - start edge for propagation
139 * \retval pair<int,TopoDS_Edge> - propagation step and found edge
141 static std::pair<int,TopoDS_Edge> GetPropagationEdge( SMESH_Mesh* aMesh,
142 const TopoDS_Edge& anEdge,
143 const TopoDS_Edge& fromEdge);
146 * \brief Find corresponding nodes on two faces
147 * \param face1 - the first face
148 * \param mesh1 - mesh containing elements on the first face
149 * \param face2 - the second face
150 * \param mesh2 - mesh containing elements on the second face
151 * \param assocMap - map associating subshapes of the faces
152 * \param nodeIn2OutMap - map containing found matching nodes
153 * \retval bool - is a success
155 static bool FindMatchingNodesOnFaces( const TopoDS_Face& face1,
157 const TopoDS_Face& face2,
159 const TShapeShapeMap & assocMap,
160 TNodeNodeMap & nodeIn2OutMap);
162 * \brief Return any subshape of a face belonging to the outer wire
163 * \param face - the face
164 * \param type - type of subshape to return
165 * \retval TopoDS_Shape - the found subshape
167 static TopoDS_Shape OuterShape( const TopoDS_Face& face,
168 TopAbs_ShapeEnum type);
171 * \brief Check that submeshis is computed and try to compute it if is not
172 * \param sm - submesh to compute
173 * \param iterationNb - int used to stop infinite recursive call
174 * \retval bool - true if computed
176 static bool MakeComputed(SMESH_subMesh * sm, const int iterationNb = 0);
179 * \brief Count nb of subshapes
180 * \param shape - the shape
181 * \param type - the type of subshapes to count
182 * \param ignoreSame - if true, use map not to count same shapes, esle use explorer
183 * \retval int - the calculated number
185 static int Count(const TopoDS_Shape& shape,
186 const TopAbs_ShapeEnum type,
187 const bool ignoreSame);
190 * \brief Set event listeners to submesh with projection algo
191 * \param subMesh - submesh with projection algo
192 * \param srcShape - source shape
193 * \param srcMesh - source mesh
195 static void SetEventListener(SMESH_subMesh* subMesh,
196 TopoDS_Shape srcShape,
197 SMESH_Mesh* srcMesh);
200 * \brief Return true if edge is a boundary of edgeContainer
202 static bool IsBoundaryEdge(const TopoDS_Edge& edge,
203 const TopoDS_Shape& edgeContainer,