mirror of
https://github.com/NGSolve/netgen.git
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e3117cf206
mesh size for faces which were not selected by the user to the global maximum mesh size when first invoked. ..... This bug has now been fixed
446 lines
12 KiB
C++
446 lines
12 KiB
C++
#ifndef FILE_OCCGEOM
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#define FILE_OCCGEOM
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/* *************************************************************************/
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/* File: occgeom.hpp */
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/* Author: Robert Gaisbauer */
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/* Date: 26. May 03 */
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/* *************************************************************************/
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#ifdef OCCGEOMETRY
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#include <meshing.hpp>
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#include "BRep_Tool.hxx"
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#include "Geom_Curve.hxx"
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#include "Geom2d_Curve.hxx"
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#include "Geom_Surface.hxx"
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#include "GeomAPI_ProjectPointOnSurf.hxx"
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#include "GeomAPI_ProjectPointOnCurve.hxx"
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#include "BRepTools.hxx"
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#include "TopExp.hxx"
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#include "BRepBuilderAPI_MakeVertex.hxx"
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#include "BRepBuilderAPI_MakeShell.hxx"
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#include "BRepBuilderAPI_MakeSolid.hxx"
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#include "BRepOffsetAPI_Sewing.hxx"
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#include "BRepLProp_SLProps.hxx"
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#include "BRepAdaptor_Surface.hxx"
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#include "Poly_Triangulation.hxx"
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#include "Poly_Array1OfTriangle.hxx"
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#include "TColgp_Array1OfPnt2d.hxx"
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#include "Poly_Triangle.hxx"
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#include "GProp_GProps.hxx"
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#include "BRepGProp.hxx"
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#include "Geom_Surface.hxx"
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#include "TopExp.hxx"
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#include "gp_Pnt.hxx"
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#include "TopoDS.hxx"
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#include "TopoDS_Solid.hxx"
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#include "TopExp_Explorer.hxx"
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#include "TopTools_ListIteratorOfListOfShape.hxx"
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#include "BRep_Tool.hxx"
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#include "Geom_Curve.hxx"
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#include "Geom2d_Curve.hxx"
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#include "Geom_Surface.hxx"
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#include "GeomAPI_ProjectPointOnSurf.hxx"
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#include "GeomAPI_ProjectPointOnCurve.hxx"
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#include "TopoDS_Wire.hxx"
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#include "BRepTools_WireExplorer.hxx"
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#include "BRepTools.hxx"
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#include "TopTools_IndexedMapOfShape.hxx"
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#include "TopExp.hxx"
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#include "BRepBuilderAPI_MakeVertex.hxx"
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#include "BRepBuilderAPI_MakeShell.hxx"
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#include "BRepBuilderAPI_MakeSolid.hxx"
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#include "BRepOffsetAPI_Sewing.hxx"
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#include "BRepLProp_CLProps.hxx"
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#include "BRepLProp_SLProps.hxx"
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#include "BRepAdaptor_Surface.hxx"
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#include "BRepAdaptor_Curve.hxx"
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#include "Poly_Triangulation.hxx"
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#include "Poly_Array1OfTriangle.hxx"
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#include "TColgp_Array1OfPnt2d.hxx"
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#include "Poly_Triangle.hxx"
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#include "GProp_GProps.hxx"
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#include "BRepGProp.hxx"
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#include "TopoDS_Shape.hxx"
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#include "TopoDS_Face.hxx"
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#include "IGESToBRep_Reader.hxx"
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#include "Interface_Static.hxx"
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#include "GeomAPI_ExtremaCurveCurve.hxx"
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#include "Standard_ErrorHandler.hxx"
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#include "Standard_Failure.hxx"
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#include "ShapeUpgrade_ShellSewing.hxx"
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#include "ShapeFix_Shape.hxx"
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#include "ShapeFix_Wireframe.hxx"
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#include "BRepMesh.hxx"
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#include "BRepMesh_IncrementalMesh.hxx"
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#include "BRepBndLib.hxx"
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#include "Bnd_Box.hxx"
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#include "ShapeAnalysis.hxx"
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#include "ShapeBuild_ReShape.hxx"
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// Philippose - 29/01/2009
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// OpenCascade XDE Support
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// Include support for OpenCascade XDE Features
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#include "TDocStd_Document.hxx"
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#include "Quantity_Color.hxx"
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#include "XCAFApp_Application.hxx"
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#include "XCAFDoc_ShapeTool.hxx"
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#include "XCAFDoc_Color.hxx"
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#include "XCAFDoc_ColorTool.hxx"
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#include "XCAFDoc_ColorType.hxx"
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#include "XCAFDoc_LayerTool.hxx"
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#include "XCAFDoc_DimTolTool.hxx"
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#include "XCAFDoc_MaterialTool.hxx"
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#include "XCAFDoc_DocumentTool.hxx"
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#include "TDF_Label.hxx"
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#include "TDF_LabelSequence.hxx"
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#include "STEPCAFControl_Reader.hxx"
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#include "STEPCAFControl_Writer.hxx"
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#include "IGESCAFControl_Reader.hxx"
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#include "IGESCAFControl_Writer.hxx"
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#include "IGESControl_Reader.hxx"
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#include "STEPControl_Reader.hxx"
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#include "IGESControl_Writer.hxx"
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#include "STEPControl_Writer.hxx"
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#include "StlAPI_Writer.hxx"
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#include "STEPControl_StepModelType.hxx"
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namespace netgen
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{
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#include "occmeshsurf.hpp"
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#define PROJECTION_TOLERANCE 1e-10
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#define ENTITYISVISIBLE 1
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#define ENTITYISHIGHLIGHTED 2
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#define ENTITYISDRAWABLE 4
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#define OCCGEOMETRYVISUALIZATIONNOCHANGE 0
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#define OCCGEOMETRYVISUALIZATIONFULLCHANGE 1 // Compute transformation matrices and redraw
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#define OCCGEOMETRYVISUALIZATIONHALFCHANGE 2 // Redraw
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class EntityVisualizationCode
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{
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int code;
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public:
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EntityVisualizationCode()
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{ code = ENTITYISVISIBLE + !ENTITYISHIGHLIGHTED + ENTITYISDRAWABLE;}
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int IsVisible ()
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{ return code & ENTITYISVISIBLE;}
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int IsHighlighted ()
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{ return code & ENTITYISHIGHLIGHTED;}
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int IsDrawable ()
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{ return code & ENTITYISDRAWABLE;}
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void Show ()
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{ code |= ENTITYISVISIBLE;}
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void Hide ()
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{ code &= ~ENTITYISVISIBLE;}
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void Highlight ()
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{ code |= ENTITYISHIGHLIGHTED;}
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void Lowlight ()
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{ code &= ~ENTITYISHIGHLIGHTED;}
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void SetDrawable ()
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{ code |= ENTITYISDRAWABLE;}
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void SetNotDrawable ()
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{ code &= ~ENTITYISDRAWABLE;}
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};
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class Line
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{
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public:
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Point<3> p0, p1;
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double Dist (Line l);
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double Length ();
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};
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inline double Det3 (double a00, double a01, double a02,
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double a10, double a11, double a12,
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double a20, double a21, double a22)
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{
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return a00*a11*a22 + a01*a12*a20 + a10*a21*a02 - a20*a11*a02 - a10*a01*a22 - a21*a12*a00;
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}
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class OCCGeometry : public NetgenGeometry
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{
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Point<3> center;
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public:
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TopoDS_Shape shape;
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TopTools_IndexedMapOfShape fmap, emap, vmap, somap, shmap, wmap;
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Array<bool> fsingular, esingular, vsingular;
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Box<3> boundingbox;
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// Philippose - 29/01/2009
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// OpenCascade XDE Support
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// XCAF Handle to make the face colours available to the rest of
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// the system
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Handle_XCAFDoc_ColorTool face_colours;
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int changed;
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Array<int> facemeshstatus;
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// Philippose - 15/01/2009
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// Maximum mesh size for a given face
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// (Used to explicitly define mesh size limits on individual faces)
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Array<double> face_maxh;
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// Philippose - 14/01/2010
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// Boolean array to detect whether a face has been explicitly modified
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// by the user or not
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Array<bool> face_maxh_modified;
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// Philippose - 15/01/2009
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// Indicates which faces have been selected by the user in geometry mode
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// (Currently handles only selection of one face at a time, but an array would
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// help to extend this to multiple faces)
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Array<bool> face_sel_status;
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Array<EntityVisualizationCode> fvispar, evispar, vvispar;
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double tolerance;
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bool fixsmalledges;
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bool fixspotstripfaces;
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bool sewfaces;
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bool makesolids;
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bool splitpartitions;
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OCCGeometry()
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{
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somap.Clear();
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shmap.Clear();
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fmap.Clear();
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wmap.Clear();
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emap.Clear();
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vmap.Clear();
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}
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void BuildFMap();
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Box<3> GetBoundingBox()
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{ return boundingbox;}
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int NrSolids()
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{ return somap.Extent();}
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// Philippose - 17/01/2009
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// Total number of faces in the geometry
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int NrFaces()
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{ return fmap.Extent();}
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void SetCenter()
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{ center = boundingbox.Center();}
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Point<3> Center()
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{ return center;}
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void Project (int surfi, Point<3> & p) const;
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bool FastProject (int surfi, Point<3> & ap, double& u, double& v) const;
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OCCSurface GetSurface (int surfi)
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{
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cout << "OCCGeometry::GetSurface using PLANESPACE" << endl;
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return OCCSurface (TopoDS::Face(fmap(surfi)), PLANESPACE);
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}
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void CalcBoundingBox ();
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void BuildVisualizationMesh (double deflection);
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void RecursiveTopologyTree (const TopoDS_Shape & sh,
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stringstream & str,
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TopAbs_ShapeEnum l,
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bool free,
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const char * lname);
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void GetTopologyTree (stringstream & str);
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void PrintNrShapes ();
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void CheckIrregularEntities (stringstream & str);
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void SewFaces();
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void MakeSolid();
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void HealGeometry();
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// Philippose - 15/01/2009
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// Sets the maximum mesh size for a given face
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// (Note: Local mesh size limited by the global max mesh size)
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void SetFaceMaxH(int facenr, double faceh)
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{
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if((facenr> 0) && (facenr <= fmap.Extent()))
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{
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face_maxh[facenr-1] = min(mparam.maxh,faceh);
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// Philippose - 14/01/2010
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// If the face maxh is greater than or equal to the
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// current global maximum, then identify the face as
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// not explicitly controlled by the user any more
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if(faceh >= mparam.maxh)
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{
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face_maxh_modified[facenr-1] = 0;
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}
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else
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{
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face_maxh_modified[facenr-1] = 1;
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}
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}
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}
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// Philippose - 15/01/2009
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// Returns the local mesh size of a given face
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double GetFaceMaxH(int facenr)
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{
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if((facenr> 0) && (facenr <= fmap.Extent()))
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{
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return face_maxh[facenr-1];
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}
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else
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{
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return 0.0;
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}
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}
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// Philippose - 14/01/2010
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// Returns the flag whether the given face
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// has a mesh size controlled by the user or not
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bool GetFaceMaxhModified(int facenr)
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{
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return face_maxh_modified[facenr-1];
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}
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// Philippose - 17/01/2009
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// Returns the index of the currently selected face
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int SelectedFace()
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{
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int i;
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for(i = 1; i <= fmap.Extent(); i++)
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{
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if(face_sel_status[i-1])
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{
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return i;
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}
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}
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return 0;
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}
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// Philippose - 17/01/2009
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// Sets the currently selected face
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void SetSelectedFace(int facenr)
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{
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face_sel_status = 0;
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if((facenr >= 1) && (facenr <= fmap.Extent()))
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{
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face_sel_status[facenr-1] = 1;
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}
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}
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void LowLightAll()
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{
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for (int i = 1; i <= fmap.Extent(); i++)
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fvispar[i-1].Lowlight();
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for (int i = 1; i <= emap.Extent(); i++)
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evispar[i-1].Lowlight();
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for (int i = 1; i <= vmap.Extent(); i++)
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vvispar[i-1].Lowlight();
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}
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void GetUnmeshedFaceInfo (stringstream & str);
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void GetNotDrawableFaces (stringstream & str);
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bool ErrorInSurfaceMeshing ();
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void WriteOCC_STL(char * filename);
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virtual int GenerateMesh (Mesh*& mesh,
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int perfstepsstart, int perfstepsend, char* optstring);
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virtual const Refinement & GetRefinement () const;
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};
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class OCCParameters
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{
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public:
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/// Factor for meshing close edges
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double resthcloseedgefac;
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/// Enable / Disable detection of close edges
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int resthcloseedgeenable;
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/*!
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Default Constructor for the OpenCascade
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Mesh generation parameter set
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*/
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OCCParameters();
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/*!
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Dump all the OpenCascade specific meshing parameters
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to console
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*/
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void Print (ostream & ost) const;
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};
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void PrintContents (OCCGeometry * geom);
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OCCGeometry * LoadOCC_IGES (const char * filename);
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OCCGeometry * LoadOCC_STEP (const char * filename);
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OCCGeometry * LoadOCC_BREP (const char * filename);
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extern OCCParameters occparam;
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// Philippose - 31.09.2009
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// External access to the mesh generation functions within the OCC
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// subsystem (Not sure if this is the best way to implement this....!!)
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extern int OCCGenerateMesh (OCCGeometry & occgeometry, Mesh*& mesh,
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int perfstepsstart, int perfstepsend,
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char* optstring);
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extern void OCCSetLocalMeshSize(OCCGeometry & geom, Mesh & mesh);
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extern void OCCMeshSurface (OCCGeometry & geom, Mesh & mesh, int perfstepsend);
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extern void OCCFindEdges (OCCGeometry & geom, Mesh & mesh);
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}
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#endif
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#endif
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