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occt/src/ShapeAnalysis/ShapeAnalysis_TransferParametersProj.cxx
luz paz 316ea29318 0031939: Coding - correction of spelling errors in comments [part 10] 
Fix various typos via codespell.
2021-04-22 14:50:47 +03:00

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// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#include <Adaptor3d_CurveOnSurface.hxx>
#include <BRep_Builder.hxx>
#include <BRep_GCurve.hxx>
#include <BRep_ListIteratorOfListOfCurveRepresentation.hxx>
#include <BRep_ListIteratorOfListOfPointRepresentation.hxx>
#include <BRep_ListOfCurveRepresentation.hxx>
#include <BRep_ListOfPointRepresentation.hxx>
#include <BRep_PointOnCurve.hxx>
#include <BRep_PointOnCurveOnSurface.hxx>
#include <BRep_PointOnSurface.hxx>
#include <BRep_PointRepresentation.hxx>
#include <BRep_TEdge.hxx>
#include <BRep_Tool.hxx>
#include <BRep_TVertex.hxx>
#include <Geom2d_BSplineCurve.hxx>
#include <Geom2d_Curve.hxx>
#include <Geom2d_OffsetCurve.hxx>
#include <Geom2d_TrimmedCurve.hxx>
#include <Geom2dAdaptor_Curve.hxx>
#include <Geom_Curve.hxx>
#include <Geom_Surface.hxx>
#include <GeomAdaptor_Curve.hxx>
#include <GeomAdaptor_Surface.hxx>
#include <Precision.hxx>
#include <ShapeAnalysis.hxx>
#include <ShapeAnalysis_Curve.hxx>
#include <ShapeAnalysis_Edge.hxx>
#include <ShapeAnalysis_Surface.hxx>
#include <ShapeAnalysis_TransferParametersProj.hxx>
#include <ShapeBuild_Edge.hxx>
#include <Standard_Type.hxx>
#include <TColgp_SequenceOfPnt.hxx>
#include <TColStd_HArray1OfReal.hxx>
#include <TopLoc_Location.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Edge.hxx>
#include <TopoDS_Face.hxx>
#include <TopoDS_Vertex.hxx>
IMPLEMENT_STANDARD_RTTIEXT(ShapeAnalysis_TransferParametersProj,ShapeAnalysis_TransferParameters)
//=======================================================================
//function : ShapeAnalysis_TransferParametersProj
//purpose :
//=======================================================================
ShapeAnalysis_TransferParametersProj::ShapeAnalysis_TransferParametersProj()
: myPrecision(0.0)
{
myMaxTolerance = 1; //Precision::Infinite(); ?? pdn
myForceProj = Standard_False;
myInitOK = Standard_False;
}
//=======================================================================
//function : ShapeAnalysis_TransferParametersProj
//purpose :
//=======================================================================
ShapeAnalysis_TransferParametersProj::ShapeAnalysis_TransferParametersProj(const TopoDS_Edge& E,
const TopoDS_Face& F)
{
myMaxTolerance = 1; //Precision::Infinite(); ?? pdn
myForceProj = Standard_False;
Init(E,F);
}
//=======================================================================
//function : Init
//purpose :
//=======================================================================
void ShapeAnalysis_TransferParametersProj::Init(const TopoDS_Edge& E,
const TopoDS_Face& F)
{
myInitOK = Standard_False;
ShapeAnalysis_TransferParameters::Init(E,F);
myEdge = E;
myPrecision = BRep_Tool::Tolerance(E); // it is better - skl OCC2851
//myPrecision = Precision::Confusion();
myCurve = BRep_Tool::Curve (E, myFirst, myLast);
if ( myCurve.IsNull() ) { myFirst = 0.; myLast = 1.; return;}
if ( F.IsNull() ) return;
Standard_Real f2d, l2d;
ShapeAnalysis_Edge sae;
if(sae.PCurve (E, F, myCurve2d, f2d, l2d, Standard_False)) {
Handle(Geom2dAdaptor_Curve) AC2d = new Geom2dAdaptor_Curve(myCurve2d,f2d,l2d);
Handle(Geom_Surface) aSurface = BRep_Tool::Surface(F,myLocation);
Handle(GeomAdaptor_Surface) AdS = new GeomAdaptor_Surface(aSurface);
Adaptor3d_CurveOnSurface Ad1(AC2d,AdS);
myAC3d = Ad1;//new Adaptor3d_CurveOnSurface(AC2d,AdS);
myInitOK = Standard_True;
}
}
//=======================================================================
//function : Perform
//purpose :
//=======================================================================
Handle(TColStd_HSequenceOfReal) ShapeAnalysis_TransferParametersProj::Perform
(const Handle(TColStd_HSequenceOfReal)& Knots,
const Standard_Boolean To2d)
{
//pdn
if( !myInitOK ||
(! myForceProj && myPrecision < myMaxTolerance && BRep_Tool::SameParameter(myEdge)))
return ShapeAnalysis_TransferParameters::Perform(Knots,To2d);
Handle(TColStd_HSequenceOfReal) resKnots = new TColStd_HSequenceOfReal;
Standard_Integer len = Knots->Length();
Standard_Real preci = 2*Precision::PConfusion();
Standard_Real first = (To2d ? myAC3d.FirstParameter() : myFirst);
Standard_Real last = (To2d ? myAC3d.LastParameter() : myLast);
Standard_Real maxPar = first;
Standard_Real lastPar = last;
Standard_Real prevPar = maxPar;
Standard_Integer j; // svv Jan 10 2000 : porting on DEC
for(j = 1; j <= len; j++) {
Standard_Real par = PreformSegment(Knots->Value(j),To2d,prevPar,lastPar);
prevPar = par;
if(prevPar > lastPar)
prevPar -= preci;
resKnots->Append(par);
if(par > maxPar)
maxPar = par;
}
//pdn correcting on periodic
if(myCurve->IsClosed()) {
for(j = len; j >=1; j--)
if(resKnots->Value(j) < maxPar)
resKnots->SetValue(j,(To2d ? myAC3d.LastParameter() : myCurve->LastParameter())-(len-j)*preci);
else
break;
}
//pdn correction on range
for ( j=1; j <= len; j++ ) {
if ( resKnots->Value (j) < first ) resKnots->SetValue ( j, first );
if ( resKnots->Value (j) > last ) resKnots->SetValue ( j, last );
}
return resKnots;
}
//=======================================================================
//function : PreformSegment
//purpose :
//=======================================================================
Standard_Real ShapeAnalysis_TransferParametersProj::PreformSegment(const Standard_Real Param,
const Standard_Boolean To2d,
const Standard_Real First,
const Standard_Real Last)
{
Standard_Real linPar = ShapeAnalysis_TransferParameters::Perform(Param, To2d);
if( !myInitOK ||
(! myForceProj && myPrecision < myMaxTolerance && BRep_Tool::SameParameter(myEdge)))
return linPar;
Standard_Real linDev, projDev;
ShapeAnalysis_Curve sac;
gp_Pnt pproj;
Standard_Real ppar;
if(To2d) {
gp_Pnt p1 = myCurve->Value(Param).Transformed(myLocation.Inverted());
Handle(Adaptor3d_Surface) AdS = myAC3d.GetSurface();
Handle(Geom2dAdaptor_Curve) AC2d = new Geom2dAdaptor_Curve(myCurve2d,First,Last);
Adaptor3d_CurveOnSurface Ad1(AC2d,AdS);
projDev = sac.Project(Ad1,p1,myPrecision,pproj,ppar);//pdn
linDev = p1.Distance(Ad1.Value(linPar));
}
else {
gp_Pnt p1 = myAC3d.Value(Param).Transformed(myLocation);
projDev = sac.Project(myCurve,p1,myPrecision,pproj,ppar,First,Last,Standard_False);
linDev = p1.Distance(myCurve->Value(linPar));
}
if ( linDev <= projDev || (linDev < myPrecision && linDev <= 2 * projDev ) )
ppar = linPar;
return ppar;
}
//=======================================================================
//function : Perform
//purpose :
//=======================================================================
Standard_Real ShapeAnalysis_TransferParametersProj::Perform(const Standard_Real Knot,
const Standard_Boolean To2d)
{
if( !myInitOK ||
(! myForceProj && myPrecision < myMaxTolerance && BRep_Tool::SameParameter(myEdge)))
return ShapeAnalysis_TransferParameters::Perform(Knot, To2d);
Standard_Real res;
if(To2d)
res = PreformSegment(Knot,To2d,myAC3d.FirstParameter(),myAC3d.LastParameter());
else
res = PreformSegment(Knot,To2d,myFirst,myLast);
//pdn correction on range
Standard_Real first = (To2d ? myAC3d.FirstParameter() : myFirst);
Standard_Real last = (To2d ? myAC3d.LastParameter() : myLast);
if ( res < first ) res = first;
if ( res > last ) res = last;
return res;
}
//=======================================================================
//function : CorrectParameter
//purpose : auxiliary
//=======================================================================
static Standard_Real CorrectParameter(const Handle(Geom2d_Curve) crv,
const Standard_Real param)
{
if(crv->IsKind(STANDARD_TYPE(Geom2d_TrimmedCurve))) {
Handle(Geom2d_TrimmedCurve) tmp = Handle(Geom2d_TrimmedCurve)::DownCast (crv);
return CorrectParameter(tmp->BasisCurve(),param);
}
else if(crv->IsKind(STANDARD_TYPE(Geom2d_OffsetCurve))) {
Handle(Geom2d_OffsetCurve) tmp = Handle(Geom2d_OffsetCurve)::DownCast (crv);
return CorrectParameter(tmp->BasisCurve(),param);
}
else if(crv->IsKind(STANDARD_TYPE(Geom2d_BSplineCurve))) {
Handle(Geom2d_BSplineCurve) bspline = Handle(Geom2d_BSplineCurve)::DownCast (crv);
for(Standard_Integer j = bspline->FirstUKnotIndex(); j <= bspline->LastUKnotIndex(); j++) {
Standard_Real valknot = bspline->Knot(j);
if( Abs(valknot-param)<Precision::PConfusion() )
return valknot;
}
}
return param;
}
//=======================================================================
//function : TransferRange
//purpose :
//=======================================================================
void ShapeAnalysis_TransferParametersProj::TransferRange(TopoDS_Edge& newEdge,
const Standard_Real prevPar,
const Standard_Real currPar,
const Standard_Boolean Is2d)
{
if( !myInitOK ||
(! myForceProj && myPrecision < myMaxTolerance && BRep_Tool::SameParameter(myEdge))) {
ShapeAnalysis_TransferParameters::TransferRange(newEdge,prevPar,currPar,Is2d);
return;
}
BRep_Builder B;
Standard_Boolean samerange = Standard_True;
ShapeBuild_Edge sbe;
sbe.CopyRanges(newEdge,myEdge);
gp_Pnt p1;
gp_Pnt p2;
Standard_Real alpha = 0, beta = 1;
Standard_Real preci = Precision::PConfusion();
Standard_Real firstPar, lastPar;
if(prevPar < currPar) {
firstPar = prevPar;
lastPar = currPar;
}
else {
firstPar = currPar;
lastPar = prevPar;
}
if(Is2d) {
p1 = myAC3d.Value(firstPar).Transformed(myLocation);
if(Precision::IsInfinite(p1.X()) || Precision::IsInfinite(p1.Y()) ||
Precision::IsInfinite(p1.Z()))
{
B.SameRange(newEdge, Standard_False);
return;
}
p2 = myAC3d.Value(lastPar).Transformed(myLocation);
if(Precision::IsInfinite(p2.X()) || Precision::IsInfinite(p2.Y()) ||
Precision::IsInfinite(p2.Z()))
{
B.SameRange(newEdge, Standard_False);
return;
}
Standard_Real fact = myAC3d.LastParameter() - myAC3d.FirstParameter();
if( fact > Epsilon(myAC3d.LastParameter()) ) {
alpha = ( firstPar - myAC3d.FirstParameter() ) / fact;
beta = ( lastPar - myAC3d.FirstParameter() ) / fact;
}
}
else {
p1 = myCurve->Value(firstPar);
if(Precision::IsInfinite(p1.X()) || Precision::IsInfinite(p1.Y()) ||
Precision::IsInfinite(p1.Z()))
{
B.SameRange(newEdge, Standard_False);
return;
}
p2 = myCurve->Value(lastPar);
if(Precision::IsInfinite(p2.X()) || Precision::IsInfinite(p2.Y()) ||
Precision::IsInfinite(p2.Z()))
{
B.SameRange(newEdge, Standard_False);
return;
}
Standard_Real fact = myLast - myFirst;
if( fact > Epsilon(myLast) ) {
alpha = ( firstPar - myFirst ) / fact;
beta = ( lastPar - myFirst ) / fact;
}
}
const Standard_Boolean useLinearFirst = (alpha < preci);
const Standard_Boolean useLinearLast = (1-beta < preci);
TopLoc_Location EdgeLoc = myEdge.Location();
ShapeAnalysis_Curve sac;
gp_Pnt pproj;
Standard_Real ppar1,ppar2;
BRep_ListOfCurveRepresentation& tolist = (*((Handle(BRep_TEdge)*)&newEdge.TShape()))->ChangeCurves();
Handle(BRep_GCurve) toGC;
for (BRep_ListIteratorOfListOfCurveRepresentation toitcr (tolist); toitcr.More(); toitcr.Next()) {
toGC = Handle(BRep_GCurve)::DownCast(toitcr.Value());
if ( toGC.IsNull() ) continue;
TopLoc_Location loc = ( EdgeLoc * toGC->Location() ).Inverted();
if ( toGC->IsCurve3D() ) {
if (!Is2d) {
ppar1 = firstPar;
ppar2 = lastPar;
}
else {
Handle(Geom_Curve) C3d = toGC->Curve3D();
if (C3d.IsNull()) continue;
Standard_Real first = toGC->First();
Standard_Real last = toGC->Last();
Standard_Real len = last -first;
gp_Pnt ploc1 = p1.Transformed(loc);
gp_Pnt ploc2 = p2.Transformed(loc);
GeomAdaptor_Curve GAC(C3d,first,last);
// CATIA bplseitli.model FAC1155 - Copy: protection for degenerated edges(3d case for symmetry)
Standard_Real linFirst = first+alpha*len;
Standard_Real linLast = first+beta*len;
Standard_Real dist1 = sac.NextProject(linFirst,GAC,ploc1,myPrecision,pproj,ppar1);
Standard_Real dist2 = sac.NextProject(linLast,GAC,ploc2,myPrecision,pproj,ppar2);
Standard_Boolean useLinear = Abs(ppar1-ppar2) < preci;
gp_Pnt pos1 = C3d->Value ( linFirst );
gp_Pnt pos2 = C3d->Value ( linLast );
Standard_Real d01 = pos1.Distance ( ploc1 );
Standard_Real d02 = pos2.Distance ( ploc2 );
if ( useLinearFirst || useLinear || d01 <= dist1 || ( d01 < myPrecision && d01 <= 2 * dist1 ) )
ppar1 = linFirst;
if ( useLinearLast || useLinear || d02 <= dist2 || ( d02 < myPrecision && d02 <= 2 * dist2 ) )
ppar2 = linLast;
}
if(ppar1 > ppar2) {
Standard_Real tmpP = ppar2; ppar2 = ppar1; ppar1 = tmpP;
}
if(ppar2-ppar1 < preci) {
if(ppar1-toGC->First() < preci)
ppar2+=2*preci;
else if(toGC->Last()-ppar2 < preci)
ppar1-=2*preci;
else {
ppar1 -= preci;
ppar2 += preci;
}
}
toGC->SetRange ( ppar1, ppar2);
//if(fabs(ppar1- firstPar) > Precision::PConfusion() ||
// fabs(ppar2 - lastPar) >Precision::PConfusion()) // by LSS
if(ppar1!=firstPar || ppar2!=lastPar)
samerange = Standard_False;
}
else if (toGC->IsCurveOnSurface()) { //continue; ||
Standard_Boolean localLinearFirst = useLinearFirst;
Standard_Boolean localLinearLast = useLinearLast;
Handle(Geom2d_Curve) C2d = toGC->PCurve();
Standard_Real first = toGC->First();
Standard_Real last = toGC->Last();
Standard_Real len = last -first;
Handle(Geom2dAdaptor_Curve) AC2d = new Geom2dAdaptor_Curve(toGC->PCurve(),first,last);
Handle(GeomAdaptor_Surface) AdS = new GeomAdaptor_Surface( toGC->Surface());
Adaptor3d_CurveOnSurface Ad1(AC2d,AdS);
ShapeAnalysis_Curve sac1;
//gp_Pnt p1 = Ad1.Value(prevPar);
//gp_Pnt p2 = Ad1.Value(currPar);
gp_Pnt ploc1 = p1.Transformed(loc);
gp_Pnt ploc2 = p2.Transformed(loc);
// CATIA bplseitli.model FAC1155 - Copy: protection for degenerated edges
Standard_Real linFirst = first+alpha*len;
Standard_Real linLast = first+beta*len;
Standard_Real dist1 = sac1.NextProject(linFirst, Ad1, ploc1, myPrecision,pproj,ppar1);
Standard_Real dist2 = sac1.NextProject(linLast, Ad1, ploc2, myPrecision,pproj,ppar2);
Standard_Boolean isFirstOnEnd = (ppar1-first)/len < Precision::PConfusion();
Standard_Boolean isLastOnEnd = (last-ppar2)/len < Precision::PConfusion();
Standard_Boolean useLinear = Abs(ppar1-ppar2) < Precision::PConfusion();
if(isFirstOnEnd && ! localLinearFirst)
localLinearFirst = Standard_True;
if(isLastOnEnd && ! localLinearLast)
localLinearLast = Standard_True;
gp_Pnt pos1 = Ad1.Value ( linFirst );
gp_Pnt pos2 = Ad1.Value ( linLast );
Standard_Real d01 = pos1.Distance ( ploc1 );
Standard_Real d02 = pos2.Distance ( ploc2 );
if ( localLinearFirst || useLinear || d01 <= dist1 || ( d01 < myPrecision && d01 <= 2 * dist1 ) )
ppar1 = linFirst;
if ( localLinearLast || useLinear || d02 <= dist2 || ( d02 < myPrecision && d02 <= 2 * dist2 ) )
ppar2 = linLast;
if(ppar1 > ppar2) {
Standard_Real tmpP = ppar2; ppar2 = ppar1; ppar1 = tmpP;
}
ppar1 = CorrectParameter(C2d,ppar1);
ppar2 = CorrectParameter(C2d,ppar2);
if(ppar2-ppar1 < preci) {
if(ppar1-toGC->First() < preci)
ppar2+=2*preci;
else if(toGC->Last()-ppar2 < preci)
ppar1-=2*preci;
else {
ppar1 -= preci;
ppar2 += preci;
}
}
toGC->SetRange ( ppar1, ppar2);
//if(fabs(ppar1 - firstPar) > Precision::PConfusion() ||
// fabs(ppar2 -lastPar) > Precision::PConfusion())// by LSS
if(ppar1 != firstPar || ppar2 != lastPar)
samerange = Standard_False;
}
}
B.SameRange(newEdge, samerange);
}
//=======================================================================
//function : IsSameRange
//purpose :
//=======================================================================
Standard_Boolean ShapeAnalysis_TransferParametersProj::IsSameRange() const
{
if( !myInitOK ||
(! myForceProj && myPrecision < myMaxTolerance && BRep_Tool::SameParameter(myEdge)))
return ShapeAnalysis_TransferParameters::IsSameRange();
else
return Standard_False;
}
//=======================================================================
//function : ForceProjection
//purpose :
//=======================================================================
Standard_Boolean& ShapeAnalysis_TransferParametersProj::ForceProjection()
{
return myForceProj;
}
//=======================================================================
//function : CopyNMVertex
//purpose :
//=======================================================================
TopoDS_Vertex ShapeAnalysis_TransferParametersProj::CopyNMVertex (const TopoDS_Vertex& theV,
const TopoDS_Edge& toedge,
const TopoDS_Edge& fromedge)
{
TopoDS_Vertex anewV;
if(theV.Orientation() != TopAbs_INTERNAL &&
theV.Orientation() != TopAbs_EXTERNAL)
return anewV;
TopLoc_Location fromLoc;
Standard_Real f1,l1;
const Handle(Geom_Curve)& C1 = BRep_Tool::Curve(fromedge,fromLoc,f1,l1);
fromLoc = fromLoc.Predivided(theV.Location());
Standard_Real f2,l2;
Handle(Geom_Curve) C2 = BRep_Tool::Curve(toedge,f2,l2);
anewV = TopoDS::Vertex(theV.EmptyCopied());
gp_Pnt apv = BRep_Tool::Pnt(anewV);
BRep_ListOfPointRepresentation& alistrep =
(*((Handle(BRep_TVertex)*)&anewV.TShape()))->ChangePoints();
BRep_ListIteratorOfListOfPointRepresentation itpr
((*((Handle(BRep_TVertex)*) &theV.TShape()))->Points());
Standard_Real aOldPar = RealLast();
Standard_Boolean hasRepr = Standard_False;
for ( ;itpr.More(); itpr.Next()) {
const Handle(BRep_PointRepresentation)& pr = itpr.Value();
if(pr.IsNull())
continue;
if(pr->IsPointOnCurve(C1,fromLoc)) {
aOldPar = pr->Parameter();
hasRepr =Standard_True;
continue;
}
else if(pr->IsPointOnSurface()) {
Handle(BRep_PointOnSurface) aOld = Handle(BRep_PointOnSurface)::DownCast(pr);
Handle(BRep_PointOnSurface) aPS = new BRep_PointOnSurface(aOld->Parameter(),
aOld->Parameter2(),
aOld->Surface(),
aOld->Location());
alistrep.Append(aPS);
continue;
}
else if(pr->IsPointOnCurveOnSurface()) {
Standard_Boolean found = Standard_False;
BRep_ListIteratorOfListOfCurveRepresentation fromitcr
((*((Handle(BRep_TEdge)*)&fromedge.TShape()))->ChangeCurves());
for( ;fromitcr.More() && !found; fromitcr.Next()) {
Handle(BRep_GCurve) fromGC = Handle(BRep_GCurve)::DownCast(fromitcr.Value());
if ( fromGC.IsNull() || !fromGC->IsCurveOnSurface()) continue;
TopLoc_Location aL = fromGC->Location().Predivided(theV.Location());
Handle(Geom_Surface) surface1 = fromGC->Surface();
Handle(Geom2d_Curve) ac2d1 = fromGC->PCurve();
if (pr->IsPointOnCurveOnSurface(ac2d1,surface1,aL)) {
found = Standard_True;
if(!hasRepr) {
aOldPar = pr->Parameter();
}
}
}
if(found) continue;
}
if(pr->IsPointOnCurve()) {
Handle(BRep_PointOnCurve) aPRep = new BRep_PointOnCurve(pr->Parameter(),pr->Curve(),pr->Location());
alistrep.Append(aPRep);
}
else if(pr->IsPointOnCurveOnSurface() ) {
Handle(BRep_PointOnCurveOnSurface) aPonCS =
new BRep_PointOnCurveOnSurface(pr->Parameter(),pr->PCurve(),pr->Surface(),pr->Location());
alistrep.Append(aPonCS);
}
}
Standard_Real apar = aOldPar;
Standard_Real aTol = BRep_Tool::Tolerance(theV);
if(!hasRepr || (fabs(f1-f2) > Precision::PConfusion() || fabs(l1-l2)> Precision::PConfusion())) {
gp_Pnt projP;
ShapeAnalysis_Curve sae;
Standard_Real adist = sae.Project(C2,apv,Precision::Confusion(),projP,apar);
if(aTol < adist)
aTol = adist;
}
BRep_Builder aB;
aB.UpdateVertex(anewV,apar,toedge,aTol);
//update tolerance
Standard_Boolean needUpdate = Standard_False;
gp_Pnt aPV = (*((Handle(BRep_TVertex)*)&anewV.TShape()))->Pnt();
TopLoc_Location toLoc = toedge.Location();
BRep_ListIteratorOfListOfCurveRepresentation toitcr
((*((Handle(BRep_TEdge)*)&toedge.TShape()))->ChangeCurves());
for( ;toitcr.More() ; toitcr.Next()) {
Handle(BRep_GCurve) toGC = Handle(BRep_GCurve)::DownCast(toitcr.Value());
if ( toGC.IsNull() || !toGC->IsCurveOnSurface()) continue;
TopLoc_Location aL = (toLoc*toGC->Location()).Predivided(theV.Location());
//aL.Predivided(theV.Location());
Handle(Geom_Surface) surface1 = toGC->Surface();
Handle(Geom2d_Curve) ac2d1 = toGC->PCurve();
gp_Pnt2d aP2d = ac2d1->Value(apar);
gp_Pnt aP3d = surface1->Value(aP2d.X(),aP2d.Y());
aP3d.Transform(aL.Transformation());
Standard_Real adist = aPV.Distance(aP3d);
if(adist > aTol) {
aTol = adist;
needUpdate = Standard_True;
}
}
if(needUpdate)
aB.UpdateVertex(anewV,aTol);
return anewV;
}
//=======================================================================
//function : CopyNMVertex
//purpose :
//=======================================================================
TopoDS_Vertex ShapeAnalysis_TransferParametersProj::CopyNMVertex (const TopoDS_Vertex& theV,
const TopoDS_Face& toFace,
const TopoDS_Face& fromFace)
{
TopoDS_Vertex anewV;
if(theV.Orientation() != TopAbs_INTERNAL &&
theV.Orientation() != TopAbs_EXTERNAL)
return anewV;
TopLoc_Location fromLoc;
TopLoc_Location toLoc;
Handle(Geom_Surface) fromSurf = BRep_Tool::Surface(fromFace,fromLoc);
Handle(Geom_Surface) toSurf = BRep_Tool::Surface(toFace,toLoc);
fromLoc = fromLoc.Predivided(theV.Location());
anewV = TopoDS::Vertex(theV.EmptyCopied());
gp_Pnt apv = BRep_Tool::Pnt(anewV);
BRep_ListOfPointRepresentation& alistrep =
(*((Handle(BRep_TVertex)*)&anewV.TShape()))->ChangePoints();
BRep_ListIteratorOfListOfPointRepresentation itpr
((*((Handle(BRep_TVertex)*) &theV.TShape()))->Points());
Standard_Boolean hasRepr = Standard_False;
Standard_Real apar1=0., apar2=0.;
for ( ;itpr.More(); itpr.Next()) {
const Handle(BRep_PointRepresentation)& pr = itpr.Value();
if(pr.IsNull())
continue;
TopLoc_Location aLoc = pr->Location();
if( pr->IsPointOnCurveOnSurface()) {
Handle(BRep_PointOnCurveOnSurface) aPonCS =
new BRep_PointOnCurveOnSurface(pr->Parameter(),pr->PCurve(),pr->Surface(),aLoc);
alistrep.Append(aPonCS);
}
else if(pr->IsPointOnCurve()) {
Handle(BRep_PointOnCurve) aPRep = new BRep_PointOnCurve(pr->Parameter(),pr->Curve(),aLoc);
alistrep.Append(aPRep);
}
else if(pr->IsPointOnSurface()) {
Handle(BRep_PointOnSurface) aOld = Handle(BRep_PointOnSurface)::DownCast(pr);
if(pr->IsPointOnSurface(fromSurf,fromLoc)) {
apar1= aOld->Parameter();
apar2 = aOld->Parameter2();
hasRepr = Standard_True;
}
else {
Handle(BRep_PointOnSurface) aPS = new BRep_PointOnSurface(aOld->Parameter(),
aOld->Parameter2(),
aOld->Surface(),
aOld->Location());
alistrep.Append(aPS);
}
}
}
Standard_Real aTol = BRep_Tool::Tolerance(anewV);
if(!hasRepr || (fromSurf != toSurf || fromLoc != toLoc)) {
Handle(Geom_Surface) aS = BRep_Tool::Surface(toFace);
Handle(ShapeAnalysis_Surface) aSurfTool = new ShapeAnalysis_Surface(aS);
gp_Pnt2d aP2d = aSurfTool->ValueOfUV(apv,Precision::Confusion());
apar1 = aP2d.X();
apar2 = aP2d.Y();
if(aTol < aSurfTool->Gap())
aTol = aSurfTool->Gap() + 0.1*Precision::Confusion();
//Handle(BRep_PointOnSurface) aPS = new BRep_PointOnSurface(aP2d.X(),aP2d.Y(),toSurf,toLoc);
//alistrep.Append(aPS);
}
BRep_Builder aB;
aB.UpdateVertex(anewV,apar1,apar2,toFace,aTol);
return anewV;
}
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