1 // Copyright (C) 2007-2013 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>
43 class SMESH_Hypothesis;
46 class TopTools_IndexedDataMapOfShapeListOfShape;
50 * \brief Struct used instead of a sole TopTools_DataMapOfShapeShape to avoid
51 * problems with bidirectional bindings
53 struct StdMeshers_ShapeShapeBiDirectionMap
55 TopTools_DataMapOfShapeShape _map1to2, _map2to1;
57 // convention: s1 - target, s2 - source
58 bool Bind( const TopoDS_Shape& s1, const TopoDS_Shape& s2 )
59 { _map1to2.Bind( s1, s2 ); return _map2to1.Bind( s2, s1 ); }
60 bool IsBound( const TopoDS_Shape& s, const bool isShape2=false ) const
61 { return (isShape2 ? _map2to1 : _map1to2).IsBound( s ); }
62 bool IsEmpty() const { return _map1to2.IsEmpty(); }
63 int Extent() const { return _map1to2.Extent(); }
64 void Clear() { _map1to2.Clear(); _map2to1.Clear(); }
65 const TopoDS_Shape& operator()( const TopoDS_Shape& s, const bool isShape2=false ) const
66 { // if we get a Standard_NoSuchObject here, it means that the calling code
67 // passes incorrect isShape2
68 return (isShape2 ? _map2to1 : _map1to2)( s );
73 * \brief Methods common to Projection algorithms
75 namespace StdMeshers_ProjectionUtils
77 typedef StdMeshers_ShapeShapeBiDirectionMap TShapeShapeMap;
78 typedef TopTools_IndexedDataMapOfShapeListOfShape TAncestorMap;
79 typedef std::map<const SMDS_MeshNode*, const SMDS_MeshNode*> TNodeNodeMap;
82 * \brief Looks for association of all sub-shapes of two shapes
83 * \param theShape1 - shape 1
84 * \param theMesh1 - mesh built on shape 1
85 * \param theShape2 - shape 2
86 * \param theMesh2 - mesh built on shape 2
87 * \param theAssociation - association map to be filled that may
88 * contain association of one or two pairs of vertices
89 * \retval bool - true if association found
91 bool FindSubShapeAssociation(const TopoDS_Shape& theShape1,
93 const TopoDS_Shape& theShape2,
95 TShapeShapeMap & theAssociationMap);
98 * \brief Find association of edges of faces
99 * \param face1 - face 1
100 * \param VV1 - vertices of face 1
101 * \param face2 - face 2
102 * \param VV2 - vertices of face 2 associated with oned of face 1
103 * \param edges1 - out list of edges of face 1
104 * \param edges2 - out list of edges of face 2
105 * \retval int - nb of edges in an outer wire in a success case, else zero
107 int FindFaceAssociation(const TopoDS_Face& face1,
108 TopoDS_Vertex VV1[2],
109 const TopoDS_Face& face2,
110 TopoDS_Vertex VV2[2],
111 std::list< TopoDS_Edge > & edges1,
112 std::list< TopoDS_Edge > & edges2);
115 * \brief Insert vertex association defined by a hypothesis into a map
116 * \param theHyp - hypothesis
117 * \param theAssociationMap - association map
118 * \param theTargetShape - the shape theHyp assigned to
120 void InitVertexAssociation( const SMESH_Hypothesis* theHyp,
121 TShapeShapeMap & theAssociationMap);
124 * \brief Inserts association theShape1 <-> theShape2 to TShapeShapeMap
125 * \param theShape1 - target shape
126 * \param theShape2 - source shape
127 * \param theAssociationMap - association map
128 * \param theBidirectional - if false, inserts theShape1 -> theShape2 association
129 * \retval bool - true if there was no association for these shapes before
131 bool InsertAssociation( const TopoDS_Shape& theShape1, // target
132 const TopoDS_Shape& theShape2, // source
133 TShapeShapeMap & theAssociationMap);
136 * \brief Finds an edge by its vertices in a main shape of the mesh
138 TopoDS_Edge GetEdgeByVertices( SMESH_Mesh* aMesh,
139 const TopoDS_Vertex& V1,
140 const TopoDS_Vertex& V2);
143 * \brief Return another face sharing an edge
144 * \param edgeToFaces - data map of descendants to ancestors
146 TopoDS_Face GetNextFace( const TAncestorMap& edgeToFaces,
147 const TopoDS_Edge& edge,
148 const TopoDS_Face& face);
150 * \brief Return other vertex of an edge
152 TopoDS_Vertex GetNextVertex(const TopoDS_Edge& edge,
153 const TopoDS_Vertex& vertex);
156 * \brief Return an oriented propagation edge
157 * \param aMesh - mesh
158 * \param fromEdge - start edge for propagation
159 * \retval pair<int,TopoDS_Edge> - propagation step and found edge
161 std::pair<int,TopoDS_Edge> GetPropagationEdge( SMESH_Mesh* aMesh,
162 const TopoDS_Edge& anEdge,
163 const TopoDS_Edge& fromEdge);
166 * \brief Find corresponding nodes on two faces
167 * \param face1 - the first face
168 * \param mesh1 - mesh containing elements on the first face
169 * \param face2 - the second face
170 * \param mesh2 - mesh containing elements on the second face
171 * \param assocMap - map associating sub-shapes of the faces
172 * \param nodeIn2OutMap - map containing found matching nodes
173 * \retval bool - is a success
175 bool FindMatchingNodesOnFaces( const TopoDS_Face& face1,
177 const TopoDS_Face& face2,
179 const TShapeShapeMap & assocMap,
180 TNodeNodeMap & nodeIn2OutMap);
182 * \brief Return any sub-shape of a face belonging to the outer wire
183 * \param face - the face
184 * \param type - type of sub-shape to return
185 * \retval TopoDS_Shape - the found sub-shape
187 TopoDS_Shape OuterShape( const TopoDS_Face& face,
188 TopAbs_ShapeEnum type);
191 * \brief Check that submeshis is computed and try to compute it if is not
192 * \param sm - submesh to compute
193 * \param iterationNb - int used to stop infinite recursive call
194 * \retval bool - true if computed
196 bool MakeComputed(SMESH_subMesh * sm, const int iterationNb = 0);
199 * \brief Returns an error message to show in case if MakeComputed( sm ) fails.
201 std::string SourceNotComputedError( SMESH_subMesh * sm = 0,
202 SMESH_Algo* projAlgo=0);
205 * \brief Set event listeners to submesh with projection algo
206 * \param subMesh - submesh with projection algo
207 * \param srcShape - source shape
208 * \param srcMesh - source mesh
210 void SetEventListener(SMESH_subMesh* subMesh,
211 TopoDS_Shape srcShape,
212 SMESH_Mesh* srcMesh);
215 * \brief Return a boundary EDGE (or all boundary EDGEs) of edgeContainer
217 TopoDS_Edge GetBoundaryEdge(const TopoDS_Shape& edgeContainer,
218 const SMESH_Mesh& mesh,
219 std::list< TopoDS_Edge >* allBndEdges = 0 );