1 // Copyright (C) 2007-2008 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
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)
28 #ifndef StdMeshers_FaceSide_HeaderFile
29 #define StdMeshers_FaceSide_HeaderFile
31 #include <gp_Pnt2d.hxx>
32 #include <TopoDS_Edge.hxx>
33 #include <TopoDS_Vertex.hxx>
34 #include <Geom2d_Curve.hxx>
36 #include "SMESH_StdMeshers.hxx"
40 #include <boost/shared_ptr.hpp>
44 class Adaptor2d_Curve2d;
45 class Adaptor3d_Curve;
46 class BRepAdaptor_CompCurve;
48 class SMESH_ComputeError;
50 typedef struct uvPtStruct
55 double u; // original 2d parameter
57 double x; // 2d parameter, normalized [0,1]
59 const SMDS_MeshNode * node;
62 class StdMeshers_FaceSide;
63 typedef boost::shared_ptr< StdMeshers_FaceSide > StdMeshers_FaceSidePtr;
64 typedef boost::shared_ptr< uvPtStruct > UVPtStructPtr;
65 typedef std::vector< StdMeshers_FaceSidePtr > TSideVector;
66 typedef boost::shared_ptr< SMESH_ComputeError > TError;
68 //================================================================================
70 * \brief Represents a side of a quasi quadrilateral face.
71 * It can be composed of several edges. Gives access to geometry and 1D mesh of a side.
73 //================================================================================
75 class STDMESHERS_EXPORT StdMeshers_FaceSide
79 * \brief Wrap one edge
81 StdMeshers_FaceSide(const TopoDS_Face& theFace,
82 const TopoDS_Edge& theEdge,
84 const bool theIsForward,
85 const bool theIgnoreMediumNodes);
87 * \brief Wrap several edges. Edges must be properly ordered and oriented.
89 StdMeshers_FaceSide(const TopoDS_Face& theFace,
90 std::list<TopoDS_Edge>& theEdges,
92 const bool theIsForward,
93 const bool theIgnoreMediumNodes);
95 * \brief Wrap for vertex using data from other FaceSide
97 StdMeshers_FaceSide(const SMDS_MeshNode* theNode,
98 const gp_Pnt2d thePnt2d,
99 const StdMeshers_FaceSide* theSide);
101 * \brief Return wires of a face as StdMeshers_FaceSide's
103 static TSideVector GetFaceWires(const TopoDS_Face& theFace,
104 SMESH_Mesh & theMesh,
105 const bool theIgnoreMediumNodes,
109 * \brief Change orientation of side geometry
113 * \brief Return nb nodes on edges and vertices (+1 to be == GetUVPtStruct().size() )
115 int NbPoints() const { return myNbPonits; }
117 * \brief Return nb edges
119 int NbSegments() const { return myNbSegments; }
123 SMESH_Mesh* GetMesh() const { return myMesh; }
125 * \brief Return true if there are vertices without nodes
127 bool MissVertexNode() const { return myMissingVertexNodes; }
129 * \brief Return detailed data on nodes
130 * \param isXConst - true if normalized parameter X is constant
131 * \param constValue - constant parameter value
133 * Missing nodes are allowed only on internal vertices
135 const std::vector<UVPtStruct>& GetUVPtStruct(bool isXConst =0, double constValue =0) const;
137 * \brief Simulates detailed data on nodes
138 * \param isXConst - true if normalized parameter X is constant
139 * \param constValue - constant parameter value
141 const std::vector<UVPtStruct>& SimulateUVPtStruct(int nbSeg,
143 double constValue = 0) const;
145 * \brief Return edge and parameter on edge by normalized parameter
147 inline double Parameter(double U, TopoDS_Edge & edge) const;
149 * \brief Return UV by normalized parameter
151 gp_Pnt2d Value2d(double U) const;
153 * \brief Creates a Adaptor2d_Curve2d to be used in SMESH_Block
155 Adaptor2d_Curve2d* GetCurve2d() const;
157 * \brief Creates a fully functional Adaptor_Curve
159 BRepAdaptor_CompCurve* GetCurve3d() const;
161 * \brief Return nb of wrapped edges
163 int NbEdges() const { return myEdge.size(); }
165 * \brief Return i-th wrapped edge (count starts from zero)
167 const TopoDS_Edge& Edge(int i) const { return myEdge[i]; }
169 * \brief Return 1st vertex of the i-the edge (count starts from zero)
171 TopoDS_Vertex FirstVertex(int i=0) const;
173 * \brief Return last vertex of the i-the edge (count starts from zero)
175 TopoDS_Vertex LastVertex(int i=-1) const;
177 * \brief Return first normalized parameter of the i-the edge (count starts from zero)
179 inline double FirstParameter(int i) const;
181 * \brief Return ast normalized parameter of the i-the edge (count starts from zero)
183 inline double LastParameter(int i) const;
185 * \brief Return side length
187 double Length() const { return myLength; }
189 * \brief Return edge index corresponding to normalized parameter
191 inline int EdgeIndex( double U ) const;
193 //virtual gp_Pnt Value(double U) const;
195 void dump(const char* msg=0) const;
199 std::vector<uvPtStruct> myPoints, myFalsePoints;
200 std::vector<TopoDS_Edge> myEdge;
201 std::vector<Handle(Geom2d_Curve)> myC2d;
202 std::vector<double> myFirst, myLast;
203 std::vector<double> myNormPar;
205 int myNbPonits, myNbSegments;
207 bool myMissingVertexNodes, myIgnoreMediumNodes;
208 gp_Pnt2d myDefaultPnt2d;
212 //================================================================================
214 * \brief Return edge index corresponding to normalized parameter
215 * \param U - the parameter
216 * \retval int - index
218 //================================================================================
220 inline int StdMeshers_FaceSide::EdgeIndex( double U ) const
222 int i = myNormPar.size() - 1;
223 while ( i > 0 && U < myNormPar[ i-1 ] ) --i;
227 //================================================================================
229 * \brief Return edge and parameter on edge by normalized parameter
230 * \param U - the parameter
231 * \retval double - pameter on a curve
233 //================================================================================
235 inline double StdMeshers_FaceSide::Parameter(double U, TopoDS_Edge & edge) const
237 int i = EdgeIndex( U );
239 double prevU = i ? myNormPar[ i-1 ] : 0;
240 double r = ( U - prevU )/ ( myNormPar[ i ] - prevU );
241 return myFirst[i] * ( 1 - r ) + myLast[i] * r;
244 //================================================================================
246 * \brief Return first normalized parameter of the i-the edge
248 //================================================================================
250 inline double StdMeshers_FaceSide::FirstParameter(int i) const
252 return i==0 ? 0. : i<myNormPar.size() ? myNormPar[i-1] : 1.;
255 //================================================================================
257 * \brief Return ast normalized parameter of the i-the edge
259 //================================================================================
261 inline double StdMeshers_FaceSide::LastParameter(int i) const
263 return i<myNormPar.size() ? myNormPar[i] : 1;