-// Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2016 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
// License as published by the Free Software Foundation; either
-// version 2.1 of the License.
+// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
#include "SMESH_Hypothesis.hxx"
#include "SMESH_ProxyMesh.hxx"
+#include "SMESH_ComputeError.hxx"
#include <vector>
public:
StdMeshers_ViscousLayers(int hypId, int studyId, SMESH_Gen* gen);
- // Set faces to exclude from treatment
- void SetIgnoreFaces(const std::vector<int>& faceIds);
- std::vector<int> GetIgnoreFaces() const { return _ignoreFaceIds; }
+ // 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);
+ std::vector<int> GetBndShapes() const { return _shapeIds; }
+ 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; }
+
// 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);
private:
- std::vector<int> _ignoreFaceIds;
+ std::vector<int> _shapeIds;
+ bool _isToIgnoreShapes;
int _nbLayers;
double _thickness;
double _stretchFactor;
+ ExtrusionMethod _method;
};
+class SMESH_subMesh;
+namespace VISCOUS_3D
+{
+ // sets a sub-mesh event listener to clear sub-meshes of sub-shapes of
+ // the main shape when sub-mesh of the main shape is cleared,
+ // for example to clear sub-meshes of FACEs when sub-mesh of a SOLID
+ // is cleared
+ void ToClearSubWithMain( SMESH_subMesh* sub, const TopoDS_Shape& main);
+}
+
#endif