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0797d9d30a
Macros ending on "DEB" are replaced by OCCT_DEBUG across OCCT code; new macros described in documentation. Macros starting with DEB are changed to start with "OCCT_DEBUG_". Some code cleaned.
164 lines
5.8 KiB
C++
164 lines
5.8 KiB
C++
// Created on: 2000-06-07
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// Created by: Galina KULIKOVA
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// Copyright (c) 2000-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <ShapeUpgrade_FixSmallBezierCurves.ixx>
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#include <TopoDS_Edge.hxx>
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#include <Geom_Curve.hxx>
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#include <Geom2d_Curve.hxx>
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#include <gp_Pnt.hxx>
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#include <ShapeAnalysis_Edge.hxx>
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#include <TopExp.hxx>
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#include <BRep_Tool.hxx>
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#include <gp_Pnt2d.hxx>
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#include <Geom2dConvert_ApproxCurve.hxx>
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#include <TColGeom_HArray1OfCurve.hxx>
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#include <ShapeExtend.hxx>
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#include <TColGeom2d_HArray1OfCurve.hxx>
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#include <GeomAdaptor_Surface.hxx>
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#include <Geom_Surface.hxx>
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#include <BRep_Tool.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Shape.hxx>
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#include <Geom2d_TrimmedCurve.hxx>
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#include <GeomAbs_Shape.hxx>
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#include <TopLoc_Location.hxx>
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#include <GeomConvert_ApproxCurve.hxx>
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#include <Geom_TrimmedCurve.hxx>
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#include <GeomConvert_ApproxCurve.hxx>
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#include <ShapeUpgrade_SplitCurve3d.hxx>
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#include <ShapeUpgrade_SplitCurve2d.hxx>
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#include <GeomAdaptor_Surface.hxx>
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#include <Standard_ErrorHandler.hxx>
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#include <Standard_Failure.hxx>
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ShapeUpgrade_FixSmallBezierCurves::ShapeUpgrade_FixSmallBezierCurves()
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{
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}
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Standard_Boolean ShapeUpgrade_FixSmallBezierCurves::Approx(Handle(Geom_Curve)& Curve3d,Handle(Geom2d_Curve)& Curve2d,Handle(Geom2d_Curve)& Curve2dR,Standard_Real& First,Standard_Real& Last)
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{
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ShapeAnalysis_Edge sae;
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Handle(Geom_Curve) c3d;
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Standard_Real f,l;
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if(sae.Curve3d(myEdge,c3d,f,l,Standard_False)) {
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if(First < f)
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First = f;
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if(Last > l)
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Last =l;
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Handle(Geom_TrimmedCurve) trc = new Geom_TrimmedCurve(c3d,First,Last);
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GeomAbs_Shape aCont = (GeomAbs_Shape)trc->Continuity();
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if(aCont == GeomAbs_C3 || aCont == GeomAbs_CN)
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aCont = GeomAbs_C2;
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try {
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OCC_CATCH_SIGNALS
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GeomConvert_ApproxCurve AproxCurve(trc,Precision(),aCont,1,9);
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if(AproxCurve.IsDone()) {
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Handle(Geom_Curve) newCurve = AproxCurve.Curve();
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mySplitCurve3dTool->Init(AproxCurve.Curve(),First,Last);
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mySplitCurve3dTool->Perform(Standard_True);
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if (!mySplitCurve3dTool->Status ( ShapeExtend_FAIL )) {
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Handle(TColGeom_HArray1OfCurve) theSegments3d;
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theSegments3d = mySplitCurve3dTool->GetCurves();
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if(theSegments3d->Length() >1) return Standard_False;
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Curve3d = theSegments3d->Value(1);
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}
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}
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}
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catch (Standard_Failure) {
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#ifdef OCCT_DEBUG
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cout << "Warning: ShapeUpgrade_FixSmallBezierCurve::Approx(): Exception in Segment :";
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Standard_Failure::Caught()->Print(cout); cout << endl;
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#endif
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return Standard_False;
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}
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}
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if ( myFace.IsNull() ) return Standard_True;
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Handle(Geom2d_Curve) c2d;
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TopLoc_Location L;
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Handle(Geom_Surface) aSurf = BRep_Tool::Surface(myFace,L);
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GeomAdaptor_Surface ads(aSurf);// = new GeomAdaptor_Surface(aSurf);
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Standard_Real prec = Max(ads.UResolution(Precision()),ads.VResolution(Precision()));
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if(sae.PCurve(myEdge,myFace,c2d,f,l,Standard_False)) {
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if(First < f)
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First = f;
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if(Last > l)
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Last =l;
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Handle(Geom2d_TrimmedCurve) trc2d = new Geom2d_TrimmedCurve(c2d,First,Last);
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GeomAbs_Shape aCont = (GeomAbs_Shape)trc2d->Continuity();
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try {
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OCC_CATCH_SIGNALS
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Geom2dConvert_ApproxCurve AproxCurve2d(trc2d,prec,aCont,1,9);
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if(AproxCurve2d.IsDone()) {
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Handle(Geom2d_Curve) newCurve = AproxCurve2d.Curve();
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mySplitCurve2dTool->Init(AproxCurve2d.Curve(),First,Last);
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mySplitCurve2dTool->Perform(Standard_True);
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if ( mySplitCurve2dTool->Status ( ShapeExtend_FAIL ))
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return Standard_False;
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Handle(TColGeom2d_HArray1OfCurve) theSegments2d;
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theSegments2d = mySplitCurve2dTool->GetCurves();
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if(theSegments2d->Length() >1) return Standard_False; //ShapeAnalysis_Surface
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Curve2d = theSegments2d->Value(1);
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}
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}
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catch (Standard_Failure) {
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#ifdef OCCT_DEBUG
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cout << "Warning: ShapeUpgrade_FixSmallBezierCurve::Approx(): Exception in Segment :";
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Standard_Failure::Caught()->Print(cout); cout << endl;
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#endif
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return Standard_False;
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}
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}
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Standard_Boolean isSeam = BRep_Tool::IsClosed ( myEdge, myFace );
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if ( isSeam ) {
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Handle(Geom2d_Curve) c2;
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Standard_Real f2, l2;
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//smh#8
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TopoDS_Shape tmpE = myEdge.Reversed();
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TopoDS_Edge erev = TopoDS::Edge (tmpE );
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if ( sae.PCurve ( erev, myFace, c2, f2, l2, Standard_False) ) {
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if(First > f)
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First = f;
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if(Last > l)
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Last =l;
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Handle(Geom2d_TrimmedCurve) trc2d = new Geom2d_TrimmedCurve(c2,First,Last);
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GeomAbs_Shape aCont = trc2d->Continuity();
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Geom2dConvert_ApproxCurve AproxCurve2d(trc2d,prec,aCont,1,9);
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try {
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OCC_CATCH_SIGNALS
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if(AproxCurve2d.IsDone()) {
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Handle(Geom2d_Curve) newCurve = AproxCurve2d.Curve();
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mySplitCurve2dTool->Init(AproxCurve2d.Curve(),First,Last);
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mySplitCurve2dTool->Perform(Standard_True);
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if ( ! mySplitCurve2dTool->Status ( ShapeExtend_DONE ))
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return Standard_False;
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Handle(TColGeom2d_HArray1OfCurve) theSegments2d;
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theSegments2d = mySplitCurve2dTool->GetCurves();
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if(theSegments2d->Length() >1) return Standard_False; //ShapeAnalysis_Surface
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Curve2dR = theSegments2d->Value(1);
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}
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}
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catch (Standard_Failure) {
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#ifdef OCCT_DEBUG
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cout << "Warning: ShapeUpgrade_FixSmallBezierCurve::Approx(): Exception in Segment :";
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Standard_Failure::Caught()->Print(cout); cout << endl;
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#endif
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return Standard_False;
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}
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}
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}
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return Standard_True;
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}
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