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453 lines
12 KiB
C++
453 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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// extern DLL_HEADER MeshingParameters mparam;
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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 () { return (p1-p0).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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NgArray<bool> fsingular, esingular, vsingular;
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Box<3> boundingbox;
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NgArray<string> fnames, enames, snames;
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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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mutable int changed;
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NgArray<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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NgArray<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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NgArray<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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NgArray<bool> face_sel_status;
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NgArray<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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DLL_HEADER virtual void Save (string filename) const;
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void DoArchive(Archive& ar);
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DLL_HEADER void BuildFMap();
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Box<3> GetBoundingBox() const
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{ return boundingbox; }
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int NrSolids() const
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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() const
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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() const
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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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DLL_HEADER void CalcBoundingBox ();
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DLL_HEADER 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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DLL_HEADER void GetTopologyTree (stringstream & str);
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DLL_HEADER void PrintNrShapes ();
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DLL_HEADER void CheckIrregularEntities (stringstream & str);
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DLL_HEADER void SewFaces();
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DLL_HEADER void MakeSolid();
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DLL_HEADER 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, const MeshingParameters & mparam)
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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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for(int 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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DLL_HEADER void GetUnmeshedFaceInfo (stringstream & str);
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DLL_HEADER void GetNotDrawableFaces (stringstream & str);
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DLL_HEADER bool ErrorInSurfaceMeshing ();
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// void WriteOCC_STL(char * filename);
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DLL_HEADER virtual int GenerateMesh (shared_ptr<Mesh> & mesh, MeshingParameters & mparam);
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DLL_HEADER virtual const Refinement & GetRefinement () const;
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};
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class DLL_HEADER 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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/// Minimum edge length to be used for dividing edges to mesh points
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double resthminedgelen;
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/// Enable / Disable use of the minimum edge length (by default use 1e-4)
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int resthminedgelenenable;
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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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DLL_HEADER OCCGeometry * LoadOCC_IGES (const char * filename);
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DLL_HEADER OCCGeometry * LoadOCC_STEP (const char * filename);
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DLL_HEADER OCCGeometry * LoadOCC_BREP (const char * filename);
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DLL_HEADER 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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DLL_HEADER extern int OCCGenerateMesh (OCCGeometry & occgeometry, shared_ptr<Mesh> & mesh,
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MeshingParameters & mparam);
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DLL_HEADER extern void OCCSetLocalMeshSize(OCCGeometry & geom, Mesh & mesh, const MeshingParameters & mparam);
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DLL_HEADER extern void OCCMeshSurface (OCCGeometry & geom, Mesh & mesh, int perfstepsend, MeshingParameters & mparam);
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DLL_HEADER extern void OCCFindEdges (OCCGeometry & geom, Mesh & mesh, const MeshingParameters & mparam);
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}
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#endif
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#endif
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