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StdMeshers_FaceSide.hxx
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1 // Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE
2 //
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
5 //
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.
10 //
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.
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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
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20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 //
22 // SMESH SMESH : implementaion of SMESH idl descriptions
23 // File : StdMeshers_FaceSide.hxx
24 // Created : Wed Jan 31 18:41:25 2007
25 // Author : Edward AGAPOV (eap)
26 // Module : SMESH
27 //
28 #ifndef StdMeshers_FaceSide_HeaderFile
29 #define StdMeshers_FaceSide_HeaderFile
30 
31 #include <gp_Pnt2d.hxx>
32 #include <TopoDS_Edge.hxx>
33 #include <TopoDS_Vertex.hxx>
34 #include <Geom2d_Curve.hxx>
35 #include <TopExp.hxx>
36 
37 #include "SMESH_StdMeshers.hxx"
38 #include "SMESH_Algo.hxx"
39 
40 #include <vector>
41 #include <list>
42 #include <boost/shared_ptr.hpp>
43 
44 class SMDS_MeshNode;
45 class SMESH_Mesh;
46 class Adaptor2d_Curve2d;
47 class Adaptor3d_Curve;
48 class BRepAdaptor_CompCurve;
49 class TopoDS_Face;
50 struct SMESH_ComputeError;
51 
52 typedef struct uvPtStruct
53 {
54  double param;
55  //int curvIndex;
56  double normParam;
57  double u; // original 2d parameter
58  double v;
59  double x; // 2d parameter, normalized [0,1]
60  double y;
62 } UVPtStruct;
63 
65 typedef boost::shared_ptr< StdMeshers_FaceSide > StdMeshers_FaceSidePtr;
66 typedef boost::shared_ptr< uvPtStruct > UVPtStructPtr;
67 typedef std::vector< StdMeshers_FaceSidePtr > TSideVector;
68 typedef boost::shared_ptr< SMESH_ComputeError > TError;
69 
70 //================================================================================
75 //================================================================================
76 
78 {
79 public:
83  StdMeshers_FaceSide(const TopoDS_Face& theFace,
84  const TopoDS_Edge& theEdge,
85  SMESH_Mesh* theMesh,
86  const bool theIsForward,
87  const bool theIgnoreMediumNodes);
91  StdMeshers_FaceSide(const TopoDS_Face& theFace,
92  std::list<TopoDS_Edge>& theEdges,
93  SMESH_Mesh* theMesh,
94  const bool theIsForward,
95  const bool theIgnoreMediumNodes);
96 
100  static TSideVector GetFaceWires(const TopoDS_Face& theFace,
101  SMESH_Mesh & theMesh,
102  const bool theIgnoreMediumNodes,
103  TError & theError);
104 
108  void Reverse();
112  int NbPoints() const { return myNbPonits; }
116  int NbSegments() const { return myNbSegments; }
120  SMESH_Mesh* GetMesh() const { return myMesh; }
124  bool MissVertexNode() const { return myMissingVertexNodes; }
132  const std::vector<UVPtStruct>& GetUVPtStruct(bool isXConst =0, double constValue =0) const;
138  const std::vector<UVPtStruct>& SimulateUVPtStruct(int nbSeg,
139  bool isXConst = 0,
140  double constValue = 0) const;
144  inline double Parameter(double U, TopoDS_Edge & edge) const;
148  gp_Pnt2d Value2d(double U) const;
152  Adaptor2d_Curve2d* GetCurve2d() const;
156  BRepAdaptor_CompCurve* GetCurve3d() const;
160  int NbEdges() const { return myEdge.size(); }
164  const TopoDS_Edge& Edge(int i) const { return myEdge[i]; }
168  inline TopoDS_Vertex FirstVertex(int i=0) const;
172  inline TopoDS_Vertex LastVertex(int i=-1) const;
176  inline double FirstParameter(int i) const;
180  inline double LastParameter(int i) const;
184  double Length() const { return myLength; }
188  inline int EdgeIndex( double U ) const;
189 
190  //virtual gp_Pnt Value(double U) const;
191 
192  void dump(const char* msg=0) const;
193 
194 
195 protected:
196  std::vector<uvPtStruct> myPoints, myFalsePoints;
197  std::vector<TopoDS_Edge> myEdge;
198  std::vector<Handle(Geom2d_Curve)> myC2d;
199  std::vector<double> myFirst, myLast;
200  std::vector<double> myNormPar;
201  double myLength;
202  int myNbPonits, myNbSegments;
204  bool myMissingVertexNodes, myIgnoreMediumNodes;
205 };
206 
207 
208 //================================================================================
214 //================================================================================
215 
216 inline int StdMeshers_FaceSide::EdgeIndex( double U ) const
217 {
218  int i = myNormPar.size() - 1;
219  while ( i > 0 && U < myNormPar[ i-1 ] ) --i;
220  return i;
221 }
222 
223 //================================================================================
229 //================================================================================
230 
231 inline double StdMeshers_FaceSide::Parameter(double U, TopoDS_Edge & edge) const
232 {
233  int i = EdgeIndex( U );
234  edge = myEdge[ i ];
235  double prevU = i ? myNormPar[ i-1 ] : 0;
236  double r = ( U - prevU )/ ( myNormPar[ i ] - prevU );
237  return myFirst[i] * ( 1 - r ) + myLast[i] * r;
238 }
239 
240 //================================================================================
244 //================================================================================
245 
246 inline TopoDS_Vertex StdMeshers_FaceSide::FirstVertex(int i) const
247 {
248  return i < myEdge.size() ? TopExp::FirstVertex( myEdge[i], 1 ) : TopoDS_Vertex();
249 }
250 
251 //================================================================================
255 //================================================================================
256 
257 inline TopoDS_Vertex StdMeshers_FaceSide::LastVertex(int i) const
258 {
259  return i<0 ? TopExp::LastVertex( myEdge.back(), 1) : i<myEdge.size() ? TopExp::LastVertex( myEdge[i], 1 ) : TopoDS_Vertex();
260 }
261 
262 //================================================================================
266 //================================================================================
267 
268 inline double StdMeshers_FaceSide::FirstParameter(int i) const
269 {
270  return i==0 ? 0. : i<myNormPar.size() ? myNormPar[i-1] : 1.;
271 }
272 
273 //================================================================================
277 //================================================================================
278 
279 inline double StdMeshers_FaceSide::LastParameter(int i) const
280 {
281  return i<myNormPar.size() ? myNormPar[i] : 1;
282 }
283 
284 #endif
TopoDS_Vertex FirstVertex(int i=0) const
Return 1st vertex of the i-the edge (count starts from zero)
int NbSegments() const
Return nb edges.
const TopoDS_Edge & Edge(int i) const
Return i-th wrapped edge (count starts from zero)
std::vector< uvPtStruct > myPoints
boost::shared_ptr< StdMeshers_FaceSide > StdMeshers_FaceSidePtr
int NbPoints() const
Return nb nodes on edges and vertices (+1 to be == GetUVPtStruct().size() )
boost::shared_ptr< uvPtStruct > UVPtStructPtr
const SMDS_MeshNode * node
boost::shared_ptr< SMESH_ComputeError > TError
SMESH_Mesh * GetMesh() const
Return mesh.
#define STDMESHERS_EXPORT
int EdgeIndex(double U) const
Return edge index corresponding to normalized parameter.
struct uvPtStruct UVPtStruct
double Parameter(double U, TopoDS_Edge &edge) const
Return edge and parameter on edge by normalized parameter.
std::vector< double > myFirst
double FirstParameter(int i) const
Return first normalized parameter of the i-the edge (count starts from zero)
Contains algorithm and description of occured error.
TopoDS_Vertex LastVertex(int i=-1) const
Return last vertex of the i-the edge (count starts from zero)
std::vector< Handle(Geom2d_Curve)> myC2d
bool MissVertexNode() const
Return true if there vertices without nodes.
double Length() const
Return side length.
std::vector< double > myLast
std::vector< double > myNormPar
int NbEdges() const
Return nb of wrapped edges.
std::vector< TopoDS_Edge > myEdge
Represents a side of a quasi quadrilateral face. It can be composed of several edges. Gives access to geometry and 1D mesh of a side.
std::vector< StdMeshers_FaceSidePtr > TSideVector
double LastParameter(int i) const
Return ast normalized parameter of the i-the edge (count starts from zero)