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OCCT/src/BRepMesh/BRepMesh_MeshAlgoFactory.cxx

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// Created on: 2016-04-19
// Copyright (c) 2016 OPEN CASCADE SAS
// Created by: Oleg AGASHIN
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#include <BRepMesh_MeshAlgoFactory.hxx>
#include <BRepMesh_SphereRangeSplitter.hxx>
#include <BRepMesh_CylinderRangeSplitter.hxx>
#include <BRepMesh_ConeRangeSplitter.hxx>
#include <BRepMesh_TorusRangeSplitter.hxx>
#include <BRepMesh_DelaunayBaseMeshAlgo.hxx>
#include <BRepMesh_DelaunayDeflectionControlMeshAlgo.hxx>
#include <BRepMesh_BoundaryParamsRangeSplitter.hxx>
IMPLEMENT_STANDARD_RTTIEXT(BRepMesh_MeshAlgoFactory, IMeshTools_MeshAlgoFactory)
namespace
{
struct BaseMeshAlgo
{
typedef BRepMesh_DelaunayBaseMeshAlgo Type;
};
template<class RangeSplitter>
struct NodeInsertionMeshAlgo
{
typedef BRepMesh_DelaunayNodeInsertionMeshAlgo<RangeSplitter, BRepMesh_DelaunayBaseMeshAlgo> Type;
};
template<class RangeSplitter>
struct DeflectionControlMeshAlgo
{
typedef BRepMesh_DelaunayDeflectionControlMeshAlgo<RangeSplitter, BRepMesh_DelaunayBaseMeshAlgo> Type;
};
}
//=======================================================================
// Function: Constructor
// Purpose :
//=======================================================================
BRepMesh_MeshAlgoFactory::BRepMesh_MeshAlgoFactory()
{
}
//=======================================================================
// Function: Destructor
// Purpose :
//=======================================================================
BRepMesh_MeshAlgoFactory::~BRepMesh_MeshAlgoFactory()
{
}
//=======================================================================
// Function: GetAlgo
// Purpose :
//=======================================================================
Handle(IMeshTools_MeshAlgo) BRepMesh_MeshAlgoFactory::GetAlgo(
const GeomAbs_SurfaceType theSurfaceType,
const IMeshTools_Parameters& theParameters) const
{
switch (theSurfaceType)
{
case GeomAbs_Plane:
return theParameters.InternalVerticesMode ?
new NodeInsertionMeshAlgo<BRepMesh_DefaultRangeSplitter>::Type :
new BaseMeshAlgo::Type;
break;
case GeomAbs_Sphere:
return new NodeInsertionMeshAlgo<BRepMesh_SphereRangeSplitter>::Type;
break;
case GeomAbs_Cylinder:
return theParameters.InternalVerticesMode ?
new NodeInsertionMeshAlgo<BRepMesh_CylinderRangeSplitter>::Type :
new BaseMeshAlgo::Type;
break;
case GeomAbs_Cone:
return new NodeInsertionMeshAlgo<BRepMesh_ConeRangeSplitter>::Type;
break;
case GeomAbs_Torus:
return new NodeInsertionMeshAlgo<BRepMesh_TorusRangeSplitter>::Type;
break;
case GeomAbs_SurfaceOfRevolution:
return new DeflectionControlMeshAlgo<BRepMesh_BoundaryParamsRangeSplitter>::Type;
break;
default:
return new DeflectionControlMeshAlgo<BRepMesh_NURBSRangeSplitter>::Type;
}
}