-// Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2020 CEA/DEN, EDF R&D, OPEN CASCADE
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
#include "SMESH_Hypothesis.hxx"
#include "SMESH_ProxyMesh.hxx"
+#include "SMESH_ComputeError.hxx"
#include <vector>
+class SMDS_MeshGroup;
+
/*!
* \brief Hypothesis defining parameters of viscous layers
*/
class STDMESHERS_EXPORT StdMeshers_ViscousLayers : public SMESH_Hypothesis
{
public:
- StdMeshers_ViscousLayers(int hypId, int studyId, SMESH_Gen* gen);
+ StdMeshers_ViscousLayers(int hypId, SMESH_Gen* gen);
- // Set boundary shapes, faces in 3D, edges in 2D, either to exclude from
+ // Set boundary shapes (faces in 3D, edges in 2D) either to exclude from
// treatment or to make the Viscous Layers on
- void SetBndShapes(const std::vector<int>& shapeIds, bool toIgnore);
+ void SetBndShapes(const std::vector<int>& shapeIds, bool toIgnore);
std::vector<int> GetBndShapes() const { return _shapeIds; }
- bool IsToIgnoreShapes() const { return _isToIgnoreShapes; }
+ bool IsToIgnoreShapes() const { return _isToIgnoreShapes; }
// Set total thickness of layers of prisms
- void SetTotalThickness(double thickness);
+ void SetTotalThickness(double thickness);
double GetTotalThickness() const { return _thickness; }
// Set number of layers of prisms
- void SetNumberLayers(int nb);
- int GetNumberLayers() const { return _nbLayers; }
+ void SetNumberLayers(int nb);
+ int GetNumberLayers() const { return _nbLayers; }
// Set factor (>1.0) of growth of layer thickness towards inside of mesh
- void SetStretchFactor(double factor);
+ void SetStretchFactor(double factor);
double GetStretchFactor() const { return _stretchFactor; }
+ // Method of computing node translation
+ enum ExtrusionMethod {
+ // node is translated along normal to a surface with possible further smoothing
+ SURF_OFFSET_SMOOTH,
+ // node is translated along the average normal of surrounding faces till
+ // intersection with a neighbor face translated along its own normal
+ // by the layers thickness
+ FACE_OFFSET,
+ // node is translated along the average normal of surrounding faces
+ // by the layers thickness
+ NODE_OFFSET
+ };
+ void SetMethod( ExtrusionMethod how );
+ ExtrusionMethod GetMethod() const { return _method; }
+
+ // name of a group to create
+ void SetGroupName(const std::string& name);
+ const std::string& GetGroupName() const { return _groupName; }
+ static SMDS_MeshGroup* CreateGroup( const std::string& theName,
+ SMESH_Mesh& theMesh,
+ SMDSAbs_ElementType theType);
+
// Computes temporary 2D mesh to be used by 3D algorithm.
// Return SMESH_ProxyMesh for each SOLID in theShape
SMESH_ProxyMesh::Ptr Compute(SMESH_Mesh& theMesh,
const TopoDS_Shape& theShape,
const bool toMakeN2NMap=false) const;
+ // Checks compatibility of assigned StdMeshers_ViscousLayers hypotheses
+ static SMESH_ComputeErrorPtr
+ CheckHypothesis(SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ SMESH_Hypothesis::Hypothesis_Status& aStatus);
+
+ // Checks if viscous layers should be constructed on a shape
+ bool IsShapeWithLayers(int shapeIndex) const;
+
virtual std::ostream & SaveTo(std::ostream & save);
virtual std::istream & LoadFrom(std::istream & load);
* \param theMesh - the built mesh
* \param theShape - the geometry of interest
* \retval bool - true if parameter values have been successfully defined
- *
- * Just return false as this hypothesis does not have parameters values
*/
virtual bool SetParametersByMesh(const SMESH_Mesh* theMesh, const TopoDS_Shape& theShape);
* \brief Initialize my parameter values by default parameters.
* \retval bool - true if parameter values have been successfully defined
*/
- virtual bool SetParametersByDefaults(const TDefaults& dflts, const SMESH_Mesh* theMesh=0)
+ virtual bool SetParametersByDefaults(const TDefaults& /*dflts*/, const SMESH_Mesh* /*theMesh*/=0)
{ return false; }
static const char* GetHypType() { return "ViscousLayers"; }
int _nbLayers;
double _thickness;
double _stretchFactor;
+ ExtrusionMethod _method;
+ std::string _groupName;
};
class SMESH_subMesh;