include/opencascade/BRepMesh_ConstrainedBaseMeshAlgo.hxx

0001 // Created on: 2019-07-08
0002 // Copyright (c) 2019 OPEN CASCADE SAS
0003 // Created by: Oleg AGASHIN
0004 //
0005 // This file is part of Open CASCADE Technology software library.
0006 //
0007 // This library is free software; you can redistribute it and/or modify it under
0008 // the terms of the GNU Lesser General Public License version 2.1 as published
0009 // by the Free Software Foundation, with special exception defined in the file
0010 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0011 // distribution for complete text of the license and disclaimer of any warranty.
0012 //
0013 // Alternatively, this file may be used under the terms of Open CASCADE
0014 // commercial license or contractual agreement.
0015
0016 #ifndef _BRepMesh_ConstrainedBaseMeshAlgo_HeaderFile
0017 #define _BRepMesh_ConstrainedBaseMeshAlgo_HeaderFile
0018
0019 #include <BRepMesh_BaseMeshAlgo.hxx>
0020
0021 class BRepMesh_Delaun;
0022
0023 //! Class provides base functionality to build face triangulation using Dealunay approach.
0024 //! Performs generation of mesh using raw data from model.
0025 class BRepMesh_ConstrainedBaseMeshAlgo : public BRepMesh_BaseMeshAlgo
0026 {
0027 public:
0028   //! Constructor.
0029   BRepMesh_ConstrainedBaseMeshAlgo() = default;
0030
0031   //! Destructor.
0032   ~BRepMesh_ConstrainedBaseMeshAlgo() override = default;
0033
0034   DEFINE_STANDARD_RTTIEXT(BRepMesh_ConstrainedBaseMeshAlgo, BRepMesh_BaseMeshAlgo)
0035
0036 protected:
0037   //! Returns size of cell to be used by acceleration circles grid structure.
0038   virtual std::pair<int, int> getCellsCount(const int /*theVerticesNb*/)
0039   {
0040     return std::pair<int, int>(-1, -1);
0041   }
0042
0043   //! Performs processing of generated mesh.
0044   //! By default does nothing.
0045   //! Expected to be called from method generateMesh() in successor classes.
0046   virtual void postProcessMesh(BRepMesh_Delaun& /*theMesher*/,
0047                                const Message_ProgressRange& /*theRange*/)
0048   {
0049   }
0050 };
0051
0052 #endif