1 // Copyright (C) 2007-2012 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 // File : StdMeshers_FaceSide.hxx
24 // Created : Wed Jan 31 18:41:25 2007
25 // Author : Edward AGAPOV (eap)
28 #ifndef StdMeshers_FaceSide_HeaderFile
29 #define StdMeshers_FaceSide_HeaderFile
31 #include "SMESH_StdMeshers.hxx"
33 #include "SMESH_ProxyMesh.hxx"
35 #include <Geom2d_Curve.hxx>
36 #include <GeomAdaptor_Curve.hxx>
37 #include <TopoDS_Edge.hxx>
38 #include <TopoDS_Vertex.hxx>
39 #include <gp_Pnt2d.hxx>
43 #include <boost/shared_ptr.hpp>
47 class Adaptor2d_Curve2d;
48 class Adaptor3d_Curve;
49 class BRepAdaptor_CompCurve;
51 struct SMESH_ComputeError;
52 class StdMeshers_FaceSide;
54 typedef boost::shared_ptr< SMESH_ComputeError > TError;
55 typedef boost::shared_ptr< StdMeshers_FaceSide > StdMeshers_FaceSidePtr;
56 typedef std::vector< StdMeshers_FaceSidePtr > TSideVector;
58 //================================================================================
60 * \brief Represents a side of a quasi quadrilateral face.
61 * It can be composed of several edges. Gives access to geometry and 1D mesh of a side.
63 //================================================================================
65 class STDMESHERS_EXPORT StdMeshers_FaceSide
69 * \brief Wrap one edge
71 StdMeshers_FaceSide(const TopoDS_Face& theFace,
72 const TopoDS_Edge& theEdge,
74 const bool theIsForward,
75 const bool theIgnoreMediumNodes,
76 SMESH_ProxyMesh::Ptr theProxyMesh = SMESH_ProxyMesh::Ptr());
78 * \brief Wrap several edges. Edges must be properly ordered and oriented.
80 StdMeshers_FaceSide(const TopoDS_Face& theFace,
81 std::list<TopoDS_Edge>& theEdges,
83 const bool theIsForward,
84 const bool theIgnoreMediumNodes,
85 SMESH_ProxyMesh::Ptr theProxyMesh = SMESH_ProxyMesh::Ptr());
87 * \brief Simulate a side from a vertex using data from other FaceSide
89 StdMeshers_FaceSide(const SMDS_MeshNode* theNode,
90 const gp_Pnt2d thePnt2d,
91 const StdMeshers_FaceSide* theSide);
93 * \brief Return wires of a face as StdMeshers_FaceSide's
95 static TSideVector GetFaceWires(const TopoDS_Face& theFace,
97 const bool theIgnoreMediumNodes,
99 SMESH_ProxyMesh::Ptr theProxyMesh = SMESH_ProxyMesh::Ptr());
101 * \brief Change orientation of side geometry
105 * \brief Return nb nodes on edges and vertices (+1 to be == GetUVPtStruct().size() )
107 int NbPoints() const { return myNbPonits; }
109 * \brief Return nb edges
111 int NbSegments() const { return myNbSegments; }
115 SMESH_Mesh* GetMesh() const { return myProxyMesh->GetMesh(); }
117 * \brief Return true if there are vertices without nodes
119 bool MissVertexNode() const { return myMissingVertexNodes; }
121 * \brief Return detailed data on nodes
122 * \param isXConst - true if normalized parameter X is constant
123 * \param constValue - constant parameter value
125 * Missing nodes are allowed only on internal vertices.
126 * For a closed side, the 1st point repeats at end
128 const UVPtStructVec& GetUVPtStruct(bool isXConst =0, double constValue =0) const;
130 * \brief Simulates detailed data on nodes
131 * \param isXConst - true if normalized parameter X is constant
132 * \param constValue - constant parameter value
134 const UVPtStructVec& SimulateUVPtStruct(int nbSeg,
136 double constValue = 0) const;
138 * \brief Return nodes in the order they encounter while walking along the side.
139 * For a closed side, the 1st point repeats at end
141 std::vector<const SMDS_MeshNode*> GetOrderedNodes() const;
143 * \brief Return edge and parameter on edge by normalized parameter
145 inline double Parameter(double U, TopoDS_Edge & edge) const;
147 * \brief Return UV by normalized parameter
149 gp_Pnt2d Value2d(double U) const;
151 * \brief Creates a Adaptor2d_Curve2d to be used in SMESH_Block
153 Adaptor2d_Curve2d* GetCurve2d() const;
155 * \brief Creates a fully functional Adaptor_Curve
157 BRepAdaptor_CompCurve* GetCurve3d() const;
159 * \brief Return nb of wrapped edges
161 int NbEdges() const { return myEdge.size(); }
163 * \brief Return i-th wrapped edge (count starts from zero)
165 const TopoDS_Edge& Edge(int i) const { return myEdge[i]; }
167 * \brief Return all edges
169 const std::vector<TopoDS_Edge>& Edges() const { return myEdge; }
171 * \brief Return 1st vertex of the i-the edge (count starts from zero)
173 TopoDS_Vertex FirstVertex(int i=0) const;
175 * \brief Return last vertex of the i-the edge (count starts from zero)
177 TopoDS_Vertex LastVertex(int i=-1) const;
179 * \brief Return side length
181 double Length() const { return myLength; }
183 * \brief Return edge index corresponding to normalized parameter
185 inline int EdgeIndex( double U ) const;
187 //virtual gp_Pnt Value(double U) const;
189 void dump(const char* msg=0) const;
192 * \brief Return ID of i-th wrapped edge (count starts from zero)
194 inline int EdgeID(int i) const;
196 * \brief Return p-curve of i-th wrapped edge (count starts from zero)
198 inline Handle(Geom2d_Curve) Curve2d(int i) const;
200 * \brief Return first normalized parameter of the i-the edge (count starts from zero)
202 inline double FirstParameter(int i) const;
204 * \brief Return last normalized parameter of the i-the edge (count starts from zero)
206 inline double LastParameter(int i) const;
208 * \brief Return first parameter of the i-the edge (count starts from zero).
209 * EDGE orientation is taken into account
211 inline double FirstU(int i) const;
213 * \brief Return last parameter of the i-the edge (count starts from zero).
214 * EDGE orientation is taken into account
216 inline double LastU(int i) const;
218 * \brief Return length of i-th wrapped edge (count starts from zero)
220 inline double EdgeLength(int i) const;
222 * \brief Return orientation of i-th wrapped edge (count starts from zero)
224 inline bool IsReversed(int i) const;
228 void reverseProxySubmesh( const TopoDS_Edge& E );
230 // DON't FORGET to update Reverse() when adding one more vector!
231 std::vector<uvPtStruct> myPoints, myFalsePoints;
232 std::vector<TopoDS_Edge> myEdge;
233 std::vector<int> myEdgeID;
234 std::vector<Handle(Geom2d_Curve)> myC2d;
235 std::vector<GeomAdaptor_Curve> myC3dAdaptor;
236 std::vector<double> myFirst, myLast;
237 std::vector<double> myNormPar;
238 std::vector<double> myEdgeLength;
239 std::vector<double> myIsUniform;
241 int myNbPonits, myNbSegments;
242 SMESH_ProxyMesh::Ptr myProxyMesh;
243 bool myMissingVertexNodes, myIgnoreMediumNodes;
244 gp_Pnt2d myDefaultPnt2d;
248 //================================================================================
250 * \brief Return edge index corresponding to normalized parameter
251 * \param U - the parameter
252 * \retval int - index
254 //================================================================================
256 inline int StdMeshers_FaceSide::EdgeIndex( double U ) const
258 int i = myNormPar.size() - 1;
259 while ( i > 0 && U < myNormPar[ i-1 ] ) --i;
263 //================================================================================
265 * \brief Return edge and parameter on edge by normalized parameter
266 * \param U - the parameter
267 * \retval double - pameter on a curve
269 //================================================================================
271 inline double StdMeshers_FaceSide::Parameter(double U, TopoDS_Edge & edge) const
273 int i = EdgeIndex( U );
275 double prevU = i ? myNormPar[ i-1 ] : 0;
276 double r = ( U - prevU )/ ( myNormPar[ i ] - prevU );
277 return myFirst[i] * ( 1 - r ) + myLast[i] * r;
280 //================================================================================
282 * \brief Return first normalized parameter of the i-the edge
284 //================================================================================
286 inline double StdMeshers_FaceSide::FirstParameter(int i) const
288 return i==0 ? 0. : i<(int)myNormPar.size() ? myNormPar[i-1] : 1.;
291 //================================================================================
293 * \brief Return ast normalized parameter of the i-the edge
295 //================================================================================
297 inline double StdMeshers_FaceSide::LastParameter(int i) const
299 return i < (int)myNormPar.size() ? myNormPar[i] : 1;
302 //================================================================================
304 * \brief Return first parameter of the i-the edge
306 //================================================================================
308 inline double StdMeshers_FaceSide::FirstU(int i) const
310 return myFirst[ i % myFirst.size() ];
313 //================================================================================
315 * \brief Return last parameter of the i-the edge
317 //================================================================================
319 inline double StdMeshers_FaceSide::LastU(int i) const
321 return myLast[ i % myLast.size() ];
324 //================================================================================
326 * \brief Return ID of i-th wrapped edge (count starts from zero)
328 //================================================================================
330 inline int StdMeshers_FaceSide::EdgeID(int i) const
332 return myEdgeID[ i % myEdgeID.size() ];
335 //================================================================================
337 * \brief Return p-curve of i-th wrapped edge (count starts from zero)
339 //================================================================================
341 inline Handle(Geom2d_Curve) StdMeshers_FaceSide::Curve2d(int i) const
343 return myC2d[ i % myC2d.size() ];
346 //================================================================================
348 * \brief Return length of i-th wrapped edge (count starts from zero)
350 //================================================================================
352 inline double StdMeshers_FaceSide::EdgeLength(int i) const
354 return myEdgeLength[ i % myEdgeLength.size() ];
357 //================================================================================
359 * \brief Return orientation of i-th wrapped edge (count starts from zero)
361 //================================================================================
363 inline bool StdMeshers_FaceSide::IsReversed(int i) const
365 return myFirst[i] > myLast[i];