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499 lines
18 KiB
C++
499 lines
18 KiB
C++
// Copyright (C) 2007-2019 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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// File : StdMeshers_FaceSide.hxx
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// Created : Wed Jan 31 18:41:25 2007
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// Author : Edward AGAPOV (eap)
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// Module : SMESH
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//
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#ifndef StdMeshers_FaceSide_HeaderFile
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#define StdMeshers_FaceSide_HeaderFile
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#include "SMESH_StdMeshers.hxx"
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#include "SMESH_ProxyMesh.hxx"
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#include <Geom2d_Curve.hxx>
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#include <GeomAdaptor_Curve.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Face.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <gp_Pnt2d.hxx>
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#include <vector>
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#include <list>
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#include <boost/shared_ptr.hpp>
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class Adaptor2d_Curve2d;
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class Adaptor3d_Curve;
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class BRepAdaptor_CompCurve;
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class SMDS_MeshNode;
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class SMESH_Mesh;
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class SMESH_MesherHelper;
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class StdMeshers_FaceSide;
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struct SMESH_ComputeError;
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typedef boost::shared_ptr< SMESH_ComputeError > TError;
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typedef boost::shared_ptr< StdMeshers_FaceSide > StdMeshers_FaceSidePtr;
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typedef std::vector< StdMeshers_FaceSidePtr > TSideVector;
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//================================================================================
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/*!
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* \brief Represents a side of a quasi quadrilateral face.
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* It can be composed of several edges. Gives access to geometry and 1D mesh of a side.
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*/
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//================================================================================
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class STDMESHERS_EXPORT StdMeshers_FaceSide
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{
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public:
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enum { ALL_EDGES = -1, LAST_EDGE = -1 }; //!< constants
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/*!
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* \brief Wrap one edge
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*/
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StdMeshers_FaceSide(const TopoDS_Face& theFace,
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const TopoDS_Edge& theEdge,
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SMESH_Mesh* theMesh,
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const bool theIsForward,
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const bool theIgnoreMediumNodes,
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SMESH_MesherHelper* theFaceHelper = NULL,
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SMESH_ProxyMesh::Ptr theProxyMesh = SMESH_ProxyMesh::Ptr());
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/*!
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* \brief Wrap several edges. Edges must be properly ordered and oriented.
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*/
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StdMeshers_FaceSide(const TopoDS_Face& theFace,
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const std::list<TopoDS_Edge>& theEdges,
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SMESH_Mesh* theMesh,
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const bool theIsForward,
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const bool theIgnoreMediumNodes,
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SMESH_MesherHelper* theFaceHelper = NULL,
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SMESH_ProxyMesh::Ptr theProxyMesh = SMESH_ProxyMesh::Ptr());
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/*!
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* \brief Simulate a side from a vertex using data from other FaceSide
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*/
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StdMeshers_FaceSide(const StdMeshers_FaceSide* theSide,
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const SMDS_MeshNode* theNode,
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const gp_Pnt2d* thePnt2d1,
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const gp_Pnt2d* thePnt2d2 = NULL,
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const Handle(Geom2d_Curve)& theC2d = NULL,
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const double theUFirst = 0.,
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const double theULast = 1.);
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/*!
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* \brief Create a side from an UVPtStructVec
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*/
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StdMeshers_FaceSide(UVPtStructVec& theSideNodes,
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const TopoDS_Face& theFace = TopoDS_Face(),
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const TopoDS_Edge& theEdge = TopoDS_Edge(),
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SMESH_Mesh* theMesh = 0);
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~StdMeshers_FaceSide();
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// static "consrtuctors"
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static StdMeshers_FaceSidePtr New(const TopoDS_Face& Face,
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const TopoDS_Edge& Edge,
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SMESH_Mesh* Mesh,
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const bool IsForward,
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const bool IgnoreMediumNodes,
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SMESH_MesherHelper* FaceHelper = NULL,
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SMESH_ProxyMesh::Ptr ProxyMesh = SMESH_ProxyMesh::Ptr())
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{ return StdMeshers_FaceSidePtr
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( new StdMeshers_FaceSide( Face,Edge,Mesh,IsForward,IgnoreMediumNodes,FaceHelper,ProxyMesh ));
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}
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static StdMeshers_FaceSidePtr New (const TopoDS_Face& Face,
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const std::list<TopoDS_Edge>& Edges,
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SMESH_Mesh* Mesh,
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const bool IsForward,
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const bool IgnoreMediumNodes,
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SMESH_MesherHelper* FaceHelper = NULL,
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SMESH_ProxyMesh::Ptr ProxyMesh = SMESH_ProxyMesh::Ptr())
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{ return StdMeshers_FaceSidePtr
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( new StdMeshers_FaceSide( Face,Edges,Mesh,IsForward,IgnoreMediumNodes,FaceHelper,ProxyMesh ));
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}
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static StdMeshers_FaceSidePtr New (const StdMeshers_FaceSide* Side,
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const SMDS_MeshNode* Node,
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const gp_Pnt2d* Pnt2d1,
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const gp_Pnt2d* Pnt2d2 = NULL,
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const Handle(Geom2d_Curve)& C2d = NULL,
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const double UFirst = 0.,
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const double ULast = 1.)
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{ return StdMeshers_FaceSidePtr
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( new StdMeshers_FaceSide( Side,Node,Pnt2d1,Pnt2d2,C2d,UFirst,ULast ));
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}
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static StdMeshers_FaceSidePtr New (UVPtStructVec& theSideNodes,
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const TopoDS_Face& theFace = TopoDS_Face(),
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const TopoDS_Edge& theEdge = TopoDS_Edge(),
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SMESH_Mesh* theMesh = 0)
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{
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return StdMeshers_FaceSidePtr( new StdMeshers_FaceSide( theSideNodes, theFace, theEdge, theMesh ));
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}
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/*!
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* \brief Return wires of a face as StdMeshers_FaceSide's
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*/
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static TSideVector GetFaceWires(const TopoDS_Face& theFace,
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SMESH_Mesh & theMesh,
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const bool theIgnoreMediumNodes,
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TError & theError,
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SMESH_MesherHelper* theFaceHelper = NULL,
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SMESH_ProxyMesh::Ptr theProxyMesh = SMESH_ProxyMesh::Ptr(),
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const bool theCheckVertexNodes = true);
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/*!
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* \brief Change orientation of side geometry
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*/
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void Reverse();
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/*!
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* \brief Make ignore medium nodes
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*/
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void SetIgnoreMediumNodes(bool toIgnore);
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/*!
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* \brief Return nb nodes on edges and vertices (+1 to be == GetUVPtStruct().size() ).
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* Call it with update == true if mesh of this side can be recomputed
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* since creation of this side
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*/
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int NbPoints(const bool update = false) const;
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/*!
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* \brief Return nb edges
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* Call it with update == true if mesh of this side can be recomputed
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* since creation of this side
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*/
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int NbSegments(const bool update = false) const;
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/*!
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* \brief Return mesh
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*/
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SMESH_Mesh* GetMesh() const { return myProxyMesh->GetMesh(); }
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/*!
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* \brief Return true if there are vertices without nodes
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*/
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bool MissVertexNode() const { return myMissingVertexNodes; }
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/*!
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* \brief Return detailed data on nodes
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* \param isXConst - true if normalized parameter X is constant
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* \param constValue - constant parameter value
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*
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* Missing nodes are allowed only on internal vertices.
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* For a closed side, the 1st point repeats at end
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*/
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const UVPtStructVec& GetUVPtStruct( bool isXConst = 0, double constValue = 0 ) const;
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/*!
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* \brief Simulates detailed data on nodes
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* \param isXConst - true if normalized parameter X is constant
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* \param constValue - constant parameter value
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*/
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const UVPtStructVec& SimulateUVPtStruct(int nbSeg,
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bool isXConst = 0,
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double constValue = 0) const;
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/*!
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* \brief Return nodes in the order they encounter while walking along
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* the whole side or a specified EDGE. For a closed side, the 1st point repeats at end.
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* \param iE - index of the EDGE. Default is "all EDGEs".
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*/
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std::vector<const SMDS_MeshNode*> GetOrderedNodes( int iE = ALL_EDGES ) const;
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/*!
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* \brief Return nodes of the i-th EDGE.
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* Nodes moved to other geometry by MergeNodes() are also returned.
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* \retval bool - is OK
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*/
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bool GetEdgeNodes(const size_t i,
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std::vector<const SMDS_MeshNode*>& nodes,
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bool inlude1stVertex=true,
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bool inludeLastVertex=true) const;
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/*!
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* \brief Return a node from the i-th VERTEX (count starts from zero)
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* Nodes moved to other geometry by MergeNodes() are also returned.
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*/
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const SMDS_MeshNode* VertexNode(std::size_t i, bool* isMoved = 0) const;
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/*
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* \brief Return edge and parameter on edge by normalized parameter
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*/
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inline double Parameter(double U, TopoDS_Edge & edge) const;
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/*
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* \brief Return edge ID and parameter on edge by normalized parameter
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*/
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inline double Parameter(double U, int & edgeID) const;
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/*!
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* \brief Return UV by normalized parameter
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*/
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gp_Pnt2d Value2d(double U) const;
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/*!
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* \brief Return XYZ by normalized parameter
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*/
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gp_Pnt Value3d(double U) const;
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/*!
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* \brief Creates a Adaptor2d_Curve2d to be used in SMESH_Block
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*/
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Adaptor2d_Curve2d* GetCurve2d() const;
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/*!
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* \brief Creates a fully functional Adaptor_Curve
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*/
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BRepAdaptor_CompCurve* GetCurve3d() const;
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/*!
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* \brief Return nb of wrapped edges
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*/
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int NbEdges() const { return myEdge.size(); }
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/*!
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* \brief Return i-th edge (count starts from zero)
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*/
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const TopoDS_Edge& Edge(int i) const { return myEdge[i]; }
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/*!
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* \brief Return all edges
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*/
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const std::vector<TopoDS_Edge>& Edges() const { return myEdge; }
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/*!
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* \brief Return the FACE
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*/
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const TopoDS_Face& Face() const { return myFace; }
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/*!
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* \brief Return 1st vertex of the i-th edge (count starts from zero)
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*/
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TopoDS_Vertex FirstVertex(int i=0) const;
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/*!
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* \brief Return last vertex of the i-th edge (count starts from zero)
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*/
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TopoDS_Vertex LastVertex(int i = LAST_EDGE) const;
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/*!
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* \brief Return \c true if the chain of EDGEs is closed
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*/
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bool IsClosed() const;
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/*!
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* \brief Return side length
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*/
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double Length() const { return myLength; }
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/*!
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* \brief Return edge index corresponding to normalized parameter
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*/
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inline int EdgeIndex( double U ) const;
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void dump(const char* msg=0) const;
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/*!
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* \brief Return ID of i-th wrapped edge (count starts from zero)
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*/
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inline int EdgeID(int i) const;
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/*!
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* \brief Return p-curve of i-th wrapped edge (count starts from zero)
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*/
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inline Handle(Geom2d_Curve) Curve2d(int i) const;
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/*!
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* \brief Return first normalized parameter of the i-th edge (count starts from zero)
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*/
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inline double FirstParameter(int i) const;
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/*!
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* \brief Return last normalized parameter of the i-th edge (count starts from zero)
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*/
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inline double LastParameter(int i) const;
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/*!
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* \brief Return first parameter of the i-th edge (count starts from zero).
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* EDGE orientation is taken into account
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*/
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inline double FirstU(int i) const;
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/*!
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* \brief Return last parameter of the i-th edge (count starts from zero).
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* EDGE orientation is taken into account
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*/
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inline double LastU(int i) const;
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/*!
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* \brief Return length of i-th wrapped edge (count starts from zero)
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*/
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inline double EdgeLength(int i) const;
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/*!
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* \brief Return orientation of i-th wrapped edge (count starts from zero)
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*/
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inline bool IsReversed(int i) const;
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/*!
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* \brief Return a helper initialized with the FACE
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*/
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SMESH_MesherHelper* FaceHelper() const;
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protected:
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void reverseProxySubmesh( const TopoDS_Edge& E );
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// DON't FORGET to update Reverse() when adding one more vector!
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TopoDS_Face myFace;
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std::vector<uvPtStruct> myPoints, myFalsePoints;
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std::vector<TopoDS_Edge> myEdge;
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std::vector<int> myEdgeID;
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std::vector<Handle(Geom2d_Curve)> myC2d;
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std::vector<GeomAdaptor_Curve> myC3dAdaptor;
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std::vector<double> myFirst, myLast;
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std::vector<double> myNormPar;
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std::vector<double> myEdgeLength;
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std::vector<int> myIsUniform;
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double myLength;
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int myNbPonits, myNbSegments;
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SMESH_ProxyMesh::Ptr myProxyMesh;
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bool myMissingVertexNodes, myIgnoreMediumNodes;
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gp_Pnt2d myDefaultPnt2d;
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SMESH_MesherHelper* myHelper;
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};
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//================================================================================
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/*!
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* \brief Return edge index corresponding to normalized parameter
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* \param U - the parameter
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* \retval int - index
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*/
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//================================================================================
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inline int StdMeshers_FaceSide::EdgeIndex( double U ) const
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{
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int i = myNormPar.size() - 1;
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while ( i > 0 && U < myNormPar[ i-1 ] ) --i;
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return i;
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}
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//================================================================================
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/*!
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* \brief Return an edge and parameter on the edge by a normalized parameter
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* \param U - normalized parameter
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* \retval double - pameter on a curve
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* \ warning The returned parameter can be inaccurate if the edge is non-uniformly
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* parametrized. Use Value2d() to get a precise point on the edge
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*/
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//================================================================================
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inline double StdMeshers_FaceSide::Parameter(double U, TopoDS_Edge & edge) const
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{
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int i = EdgeIndex( U );
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edge = myEdge[ i ];
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double prevU = i ? myNormPar[ i-1 ] : 0;
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double r = ( U - prevU )/ ( myNormPar[ i ] - prevU );
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return myFirst[i] * ( 1 - r ) + myLast[i] * r;
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}
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//================================================================================
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/*!
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* \brief Return an edge ID and parameter on the edge by a normalized parameter
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* \param U - normalized parameter
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* \retval double - pameter on a curve
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* \ warning The returned parameter can be inaccurate if the edge is non-uniformly
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* parametrized. Use Value2d() to get a precise point on the edge
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*/
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//================================================================================
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inline double StdMeshers_FaceSide::Parameter(double U, int & edgeID) const
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{
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int i = EdgeIndex( U );
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edgeID = myEdgeID[ i ];
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double prevU = i ? myNormPar[ i-1 ] : 0;
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double r = ( U - prevU )/ ( myNormPar[ i ] - prevU );
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return myFirst[i] * ( 1 - r ) + myLast[i] * r;
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}
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//================================================================================
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/*!
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* \brief Return first normalized parameter of the i-th edge
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*/
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//================================================================================
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inline double StdMeshers_FaceSide::FirstParameter(int i) const
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{
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return i==0 ? 0. : i<(int)myNormPar.size() ? myNormPar[i-1] : 1.;
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}
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//================================================================================
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/*!
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* \brief Return ast normalized parameter of the i-th edge
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*/
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//================================================================================
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inline double StdMeshers_FaceSide::LastParameter(int i) const
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{
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return i < (int)myNormPar.size() ? myNormPar[i] : 1;
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}
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//================================================================================
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/*!
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* \brief Return first parameter of the i-th edge
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*/
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//================================================================================
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inline double StdMeshers_FaceSide::FirstU(int i) const
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{
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return myFirst[ i % myFirst.size() ];
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}
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//================================================================================
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/*!
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* \brief Return last parameter of the i-th edge
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*/
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//================================================================================
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inline double StdMeshers_FaceSide::LastU(int i) const
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{
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return myLast[ i % myLast.size() ];
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}
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//================================================================================
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/*!
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* \brief Return ID of i-th wrapped edge (count starts from zero)
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*/
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//================================================================================
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inline int StdMeshers_FaceSide::EdgeID(int i) const
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{
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return myEdgeID[ i % myEdgeID.size() ];
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}
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//================================================================================
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/*!
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* \brief Return p-curve of i-th wrapped edge (count starts from zero)
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*/
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//================================================================================
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inline Handle(Geom2d_Curve) StdMeshers_FaceSide::Curve2d(int i) const
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{
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return myC2d[ i % myC2d.size() ];
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}
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//================================================================================
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/*!
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* \brief Return length of i-th wrapped edge (count starts from zero)
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*/
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//================================================================================
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inline double StdMeshers_FaceSide::EdgeLength(int i) const
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{
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return myEdgeLength[ i % myEdgeLength.size() ];
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}
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//================================================================================
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/*!
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* \brief Return orientation of i-th wrapped edge (count starts from zero)
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*/
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//================================================================================
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inline bool StdMeshers_FaceSide::IsReversed(int i) const
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{
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return myFirst[i] > myLast[i];
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}
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#endif
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