1
0
mirror of https://git.dev.opencascade.org/repos/occt.git synced 2025-04-10 18:51:21 +03:00
occt/src/FilletSurf/FilletSurf_InternalBuilder.cxx
abv 857ffd5e57 0024814: Avoid using explicit names of Handle classes
Sources corrected replacing Handle_XXX by Handle(XXX)
2014-04-22 18:36:12 +04:00

701 lines
26 KiB
C++

// Copyright (c) 1997-1999 Matra Datavision
// 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 <FilletSurf_InternalBuilder.ixx>
#include <FilletSurf_StatusDone.hxx>
#include <FilletSurf_ErrorTypeStatus.hxx>
#include <FilletSurf_StatusType.hxx>
#include <ChFi3d_FilBuilder.hxx>
#include <ChFi3d_Builder_0.hxx>
#include <ChFiDS_HData.hxx>
#include <ChFiDS_FilSpine.hxx>
#include <ChFiDS_HElSpine.hxx>
#include <ChFiDS_Stripe.hxx>
#include <ChFiDS_ListOfStripe.hxx>
#include <ChFiDS_ListIteratorOfListOfStripe.hxx>
#include <ChFiDS_SurfData.hxx>
#include <ChFiDS_SequenceOfSurfData.hxx>
#include <ChFiDS_FaceInterference.hxx>
#include <ChFiDS_CommonPoint.hxx>
#include <ChFiDS_CircSection.hxx>
#include <ChFiDS_SecHArray1.hxx>
#include <BRepBlend_Line.hxx>
#include <BRepBlend_ConstRad.hxx>
#include <BRepBlend_ConstRadInv.hxx>
#include <TopoDS.hxx>
#include <TopTools_ListIteratorOfListOfShape.hxx>
#include <BRep_Tool.hxx>
#include <BRepAdaptor_HCurve.hxx>
#include <GeomAdaptor_HSurface.hxx>
#include <GeomAdaptor_Surface.hxx>
#include <GeomAbs_Shape.hxx>
#include <TopOpeBRepDS_HDataStructure.hxx>
#include <Geom_Surface.hxx>
#include <Geom_Plane.hxx>
#include <Geom_Curve.hxx>
#include <Geom_TrimmedCurve.hxx>
#include <Geom_Circle.hxx>
#include <GeomAdaptor_HCurve.hxx>
#include <ElSLib.hxx>
#include <gp_Circ.hxx>
#include <gp_Pln.hxx>
#include <IntCurveSurface_HInter.hxx>
#include <IntCurveSurface_IntersectionPoint.hxx>
#include <BRepExtrema_DistShapeShape.hxx>
#include <Standard_ConstructionError.hxx>
#include <Precision.hxx>
static Standard_Boolean isinlist(const TopoDS_Shape& E,
const TopTools_ListOfShape& L){
TopTools_ListIteratorOfListOfShape It;
for (It.Initialize(L); It.More(); It.Next()){
if(E.IsSame(It.Value())) return 1;
}
return 0;
}
static Standard_Boolean IntPlanEdge(Handle(BRepAdaptor_HCurve)& Ed,
const gp_Pln& P,
Standard_Real& w,
const Standard_Real tol3d)
{
Standard_Boolean done = 0;
Standard_Real f = Ed->FirstParameter();
Standard_Real l = Ed->LastParameter();
gp_Pnt Or = P.Location();
Handle(Geom_Plane) Pln = new Geom_Plane(P);
Handle(GeomAdaptor_HSurface)
Plan = new GeomAdaptor_HSurface(GeomAdaptor_Surface(Pln));
IntCurveSurface_HInter Intersection;
Standard_Integer nbp ,iip;
IntCurveSurface_IntersectionPoint IP;
Standard_Real dist = RealLast();
Intersection.Perform(Ed,Plan);
if(Intersection.IsDone()){
nbp = Intersection.NbPoints();
for (iip = 1; iip <= nbp; iip++){
IP = Intersection.Point(iip);
gp_Pnt pint = IP.Pnt();
Standard_Real d = pint.Distance(Or);
if(d<dist){
done = 1;
w = IP.W();
dist = d;
}
}
}
gp_Pnt pdeb = Ed->Value(f);
gp_Pnt pfin = Ed->Value(l);
Standard_Real u,v;
//check if the extremities are not solution
ElSLib::Parameters(P,pdeb,u,v);
gp_Pnt projdeb = ElSLib::Value(u,v,P);
Standard_Real dprojdeb = pdeb.Distance(projdeb);
if(dprojdeb<tol3d){
Standard_Real d = pdeb.Distance(Or);
if(d<dist){
done = 1;
w = f;
dist = d;
}
}
ElSLib::Parameters(P,pfin,u,v);
gp_Pnt projfin = ElSLib::Value(u,v,P);
Standard_Real dprojfin = pfin.Distance(projfin);
if(dprojfin<tol3d){
Standard_Real d = pfin.Distance(Or);
if(d<dist){
done = 1;
w = l;
dist = d;
}
}
return done;
}
static Standard_Boolean ComputeEdgeParameter(const Handle(ChFiDS_Spine)& Spine,
const Standard_Integer ind,
const Standard_Real pelsp,
Standard_Real& ped,
const Standard_Real tol3d)
{
Handle(ChFiDS_HElSpine) Guide = Spine->ElSpine(ind);
gp_Pnt P; gp_Vec V;
Guide->D1(pelsp,P,V);
gp_Pln pln(P,V);
Handle(BRepAdaptor_HCurve) ed = new BRepAdaptor_HCurve();
ed->ChangeCurve() = Spine->CurrentElementarySpine(ind);
return IntPlanEdge(ed,pln,ped,tol3d);
}
//=======================================================================
//function : FilletSurf_InternalBuilder
//purpose :
//=======================================================================
FilletSurf_InternalBuilder::FilletSurf_InternalBuilder
(const TopoDS_Shape& S,
const ChFi3d_FilletShape FShape,
const Standard_Real Ta,
const Standard_Real Tapp3d,
const Standard_Real Tapp2d):ChFi3d_FilBuilder(S,FShape,Ta)
{
SetParams(Ta,Tapp3d,Tapp2d,
Tapp3d,Tapp2d,1.e-3);
SetContinuity(GeomAbs_C2,Ta);
}
//=======================================================================
//function : Add
//purpose : creation of spine on a set of edges
//
// 0 : no problem
// 1 : empty list
// 2 : non g1 edges
// 3 : non G1 adjacent faces
// 4 : edge is not on the shape
// 5 : edge is not alive
//=======================================================================
Standard_Integer FilletSurf_InternalBuilder::Add(const TopTools_ListOfShape& E,
const Standard_Real R)
{
if(E.IsEmpty()) return 1;
TopTools_ListIteratorOfListOfShape It;
for(It.Initialize(E); It.More(); It.Next()){
TopoDS_Edge cured = TopoDS::Edge(It.Value());
if(cured.IsNull()) return 4;
if(!myEFMap.Contains(cured)) return 4;
//check if the edge is a fracture edge
TopoDS_Face ff1,ff2;
for(It.Initialize(myEFMap(cured));It.More();It.Next()){
if (ff1.IsNull()) {
ff1 = TopoDS::Face(It.Value());
}
else {
ff2 = TopoDS::Face(It.Value());
if(!ff2.IsSame(ff1)){
break;
}
}
}
if(ff1.IsNull() || ff2.IsNull()) return 5;
if(ff1.IsSame(ff2)) return 5;
if(BRep_Tool::Continuity(cured,ff1,ff2) != GeomAbs_C0) return 5;
}
TopoDS_Edge ed = TopoDS::Edge(E.First());
ed.Orientation(TopAbs_FORWARD);
ChFi3d_FilBuilder::Add(R,ed);
Handle(ChFiDS_Stripe) st = myListStripe.First();
Handle(ChFiDS_Spine)& sp = st->ChangeSpine();
Standard_Boolean periodic = sp->IsPeriodic();
//It is checked if edges of list E are in the contour,
//the edges that arenot in the list are removed from the contour,
//it is checked that the remainder is monoblock.
for(It.Initialize(E); It.More(); It.Next()){
TopoDS_Edge cured = TopoDS::Edge(It.Value());
if(!Contains(cured)) return 2;
}
Handle(ChFiDS_FilSpine) newsp = new ChFiDS_FilSpine();
Standard_Boolean debut = 0;
Standard_Integer premierquinyestpas = 0;
Standard_Integer yatrou = 0;
for(Standard_Integer i = 1; i <= sp->NbEdges(); i++){
TopoDS_Edge cured = sp->Edges(i);
if(isinlist(cured,E)){
debut = 1;
if(premierquinyestpas) {
yatrou = 1;
break;
}
newsp->SetEdges(cured);
}
else if(debut && !premierquinyestpas) premierquinyestpas = i;
}
if(!periodic && yatrou) return 2;
if(periodic && yatrou){
Standard_Boolean vraitrou = 0, debut = 0;
for(Standard_Integer i = sp->NbEdges(); i > yatrou; i--){
TopoDS_Edge cured = sp->Edges(i);
if(isinlist(cured,E)){
if(vraitrou) return 2;
newsp->PutInFirst(cured);
}
else if(debut) vraitrou = 1;
debut = 1;
}
}
if(newsp->NbEdges() != sp->NbEdges()) {
newsp->Load();
newsp->SetRadius(R);
sp = newsp;
}
//ElSpine is immediately constructed
Handle(ChFiDS_HElSpine) hels = new ChFiDS_HElSpine();
gp_Vec TFirst,TLast;
gp_Pnt PFirst,PLast;
sp->D1(sp->FirstParameter(),PFirst,TFirst);
sp->D1(sp->LastParameter(),PLast,TLast);
hels->ChangeCurve().FirstParameter(sp->FirstParameter());
hels->ChangeCurve().SetFirstPointAndTgt(PFirst,TFirst);
hels->ChangeCurve().LastParameter(sp->LastParameter());
hels->ChangeCurve().SetLastPointAndTgt(PLast,TLast);
ChFi3d_PerformElSpine(hels,sp,myConti,tolesp);
sp->AppendElSpine(hels);
sp->SplitDone(Standard_True);
return 0;
}
//=======================================================================
//function : Perform
//purpose :
//=======================================================================
void FilletSurf_InternalBuilder::Perform()
{
//PerformSetOfSurfOnElSpine is enough.
Handle(ChFiDS_Stripe) Stripe = myListStripe.First();
Handle(ChFiDS_HData)& HData = Stripe->ChangeSetOfSurfData();
HData = new ChFiDS_HData();
Handle(ChFiDS_Spine)& Spine = Stripe->ChangeSpine();
TopAbs_Orientation RefOr1,RefOr2;
Standard_Integer RefChoix;
StripeOrientations(Spine,RefOr1,RefOr2,RefChoix);
Stripe->OrientationOnFace1(RefOr1);
Stripe->OrientationOnFace2(RefOr2);
Stripe->Choix(RefChoix);
PerformSetOfKGen(Stripe,0);
}
//=======================================================================
//function : PerformSurf
//purpose :
//=======================================================================
Standard_Boolean
FilletSurf_InternalBuilder::PerformSurf(ChFiDS_SequenceOfSurfData& SeqData,
const Handle(ChFiDS_HElSpine)& Guide,
const Handle(ChFiDS_Spine)& Spine,
const Standard_Integer Choix,
const Handle(BRepAdaptor_HSurface)& S1,
const Handle(Adaptor3d_TopolTool)& I1,
const Handle(BRepAdaptor_HSurface)& S2,
const Handle(Adaptor3d_TopolTool)& I2,
const Standard_Real MaxStep,
const Standard_Real Fleche,
const Standard_Real TolGuide,
Standard_Real& First,
Standard_Real& Last,
const Standard_Boolean Inside,
const Standard_Boolean Appro,
const Standard_Boolean Forward,
const Standard_Boolean RecOnS1,
const Standard_Boolean RecOnS2,
const math_Vector& Soldep,
Standard_Boolean& Intf,
Standard_Boolean& Intl)
{
Handle(ChFiDS_SurfData) Data = SeqData(1);
Handle(ChFiDS_FilSpine) fsp = Handle(ChFiDS_FilSpine)::DownCast(Spine);
if(fsp.IsNull()) Standard_ConstructionError::Raise
("PerformSurf : this is not the spine of a fillet");
Handle(BRepBlend_Line) lin;
TopAbs_Orientation Or = S1->ChangeSurface().Face().Orientation();
if(!fsp->IsConstant()) Standard_ConstructionError::Raise
("PerformSurf : no variable radiuses");
// Standard_Boolean maybesingular; //pour scinder les Surfdata singulieres
BRepBlend_ConstRad Func(S1,S2,Guide);
BRepBlend_ConstRadInv FInv(S1,S2,Guide);
Func.Set(fsp->Radius(),Choix);
FInv.Set(fsp->Radius(),Choix);
switch (GetFilletShape()) {
case ChFi3d_Rational:
Func.Set(BlendFunc_Rational);
break;
case ChFi3d_QuasiAngular:
Func.Set(BlendFunc_QuasiAngular);
break;
case ChFi3d_Polynomial:
Func.Set(BlendFunc_Polynomial);
}
Standard_Real PFirst = First;
done = SimulData(Data,Guide,lin,S1,I1,
S2,I2,Func,FInv,PFirst,MaxStep,Fleche,
TolGuide,First,Last,Inside,Appro,Forward,Soldep,
20,RecOnS1,RecOnS2);
if(!done) return Standard_False;
if(lin->StartPointOnFirst().NbPointOnRst() !=0){
ChFi3d_FilCommonPoint(lin->StartPointOnFirst(),lin->TransitionOnS1(),
Standard_True, Data->ChangeVertexFirstOnS1(), tolesp);
}
if(lin->EndPointOnFirst().NbPointOnRst() !=0){
ChFi3d_FilCommonPoint(lin->EndPointOnFirst(),lin->TransitionOnS1(),
Standard_False,Data->ChangeVertexLastOnS1(), tolesp);
}
if(lin->StartPointOnSecond().NbPointOnRst() !=0){
ChFi3d_FilCommonPoint(lin->StartPointOnSecond(),lin->TransitionOnS2(),
Standard_True, Data->ChangeVertexFirstOnS2(), tolesp);
}
if(lin->EndPointOnSecond().NbPointOnRst() !=0){
ChFi3d_FilCommonPoint(lin->EndPointOnSecond(),lin->TransitionOnS2(),
Standard_False, Data->ChangeVertexLastOnS2(), tolesp);
}
done = CompleteData(Data,Func,lin,S1,S2,Or,0,0,0,0);
if(!done) Standard_Failure::Raise("PerformSurf : Failed approximation!");
// maybesingular = (Func.GetMinimalDistance()<=100*tolapp3d);
Standard_Boolean ok = 0;
if(!Forward){
Intf = 0;
const ChFiDS_CommonPoint& cpf1 = Data->VertexFirstOnS1();
if(cpf1.IsOnArc()){
TopoDS_Face F1 = S1->ChangeSurface().Face();
TopoDS_Face bid;
ok = Intf = !SearchFace(Spine,cpf1,F1,bid);
}
const ChFiDS_CommonPoint& cpf2 = Data->VertexFirstOnS2();
if(cpf2.IsOnArc() && !ok){
TopoDS_Face F2 = S2->ChangeSurface().Face();
TopoDS_Face bid;
Intf = !SearchFace(Spine,cpf2,F2,bid);
}
}
Intl = 0;
ok = 0;
const ChFiDS_CommonPoint& cpl1 = Data->VertexLastOnS1();
if(cpl1.IsOnArc()){
TopoDS_Face F1 = S1->ChangeSurface().Face();
TopoDS_Face bid;
ok = Intl = !SearchFace(Spine,cpl1,F1,bid);
}
const ChFiDS_CommonPoint& cpl2 = Data->VertexLastOnS2();
if(cpl2.IsOnArc() && !ok){
TopoDS_Face F2 = S2->ChangeSurface().Face();
TopoDS_Face bid;
Intl = !SearchFace(Spine,cpl2,F2,bid);
}
Data->FirstSpineParam(First);
Data->LastSpineParam (Last);
// if (maybesingular) SplitSurf(SeqData, lin);
// Necessite de trimer resultats : A faire
return Standard_True;
}
void FilletSurf_InternalBuilder::PerformSurf(ChFiDS_SequenceOfSurfData&, const Handle(ChFiDS_HElSpine)&, const Handle(ChFiDS_Spine)&, const int, const Handle(BRepAdaptor_HSurface)&, const Handle(Adaptor3d_TopolTool)&, const Handle(BRepAdaptor_HCurve2d)&, const Handle(BRepAdaptor_HSurface)&, const Handle(BRepAdaptor_HCurve2d)&, unsigned int&, const Handle(BRepAdaptor_HSurface)&, const Handle(Adaptor3d_TopolTool)&, const TopAbs_Orientation, const double, const double, const double, double&, double&, const unsigned int, const unsigned int, const unsigned int, const unsigned int, const unsigned int, const unsigned int, const math_Vector&)
{
Standard_DomainError::Raise("BlendFunc_CSConstRad::Section : Not implemented");
}
void FilletSurf_InternalBuilder::PerformSurf(ChFiDS_SequenceOfSurfData&, const Handle(ChFiDS_HElSpine)&, const Handle(ChFiDS_Spine)&, const int, const Handle(BRepAdaptor_HSurface)&, const Handle(Adaptor3d_TopolTool)&, const Handle(BRepAdaptor_HCurve2d)&, const Handle(BRepAdaptor_HSurface)&, const Handle(BRepAdaptor_HCurve2d)&, unsigned int&, const TopAbs_Orientation, const Handle(BRepAdaptor_HSurface)&, const Handle(Adaptor3d_TopolTool)&, const Handle(BRepAdaptor_HCurve2d)&, const Handle(BRepAdaptor_HSurface)&, const Handle(BRepAdaptor_HCurve2d)&, unsigned int&, const TopAbs_Orientation, const double, const double, const double, double&, double&, const unsigned int, const unsigned int, const unsigned int, const unsigned int, const unsigned int, const unsigned int, const unsigned int, const math_Vector&)
{
Standard_DomainError::Raise("BlendFunc_CSConstRad::Section : Not implemented");
}
void FilletSurf_InternalBuilder::PerformSurf(ChFiDS_SequenceOfSurfData&, const Handle(ChFiDS_HElSpine)&, const Handle(ChFiDS_Spine)&, const int, const Handle(BRepAdaptor_HSurface)&, const Handle(Adaptor3d_TopolTool)&, const TopAbs_Orientation, const Handle(BRepAdaptor_HSurface)&, const Handle(Adaptor3d_TopolTool)&, const Handle(BRepAdaptor_HCurve2d)&, const Handle(BRepAdaptor_HSurface)&, const Handle(BRepAdaptor_HCurve2d)&, unsigned int&, const double, const double, const double, double&, double&, const unsigned int, const unsigned int, const unsigned int, const unsigned int, const unsigned int, const unsigned int, const math_Vector&)
{
Standard_DomainError::Raise("BlendFunc_CSConstRad::Section : Not implemented");
}
Standard_Boolean FilletSurf_InternalBuilder::Done() const
{
return done;
}
//=======================================================================
//function : NbSurface
//purpose : gives the number of NUBS surfaces of the Fillet
//=======================================================================
Standard_Integer FilletSurf_InternalBuilder::NbSurface() const
{
return myListStripe.First()->SetOfSurfData()->Length();
}
//=======================================================================
//function : SurfaceFillet
//purpose : gives the NUBS surface of index Index
//=======================================================================
const Handle(Geom_Surface)& FilletSurf_InternalBuilder::SurfaceFillet(const Standard_Integer Index) const
{
Standard_Integer isurf = myListStripe.First()->SetOfSurfData()->Value(Index)->Surf();
return myDS->Surface(isurf).Surface();
}
//=======================================================================
//function : TolApp3d
//purpose : gives the 3d tolerance reached during approximation
//=======================================================================
Standard_Real FilletSurf_InternalBuilder::TolApp3d(const Standard_Integer Index) const
{
Standard_Integer isurf = myListStripe.First()->SetOfSurfData()->Value(Index)->Surf();
return myDS->Surface(isurf).Tolerance();
}
//=======================================================================
//function : SupportFace1
//purpose : gives the first support face relative to SurfaceFillet(Index)
//=======================================================================
const TopoDS_Face& FilletSurf_InternalBuilder::SupportFace1(const Standard_Integer Index) const
{
Standard_Integer isurf = myListStripe.First()->SetOfSurfData()->Value(Index)->IndexOfS1();
return TopoDS::Face(myDS->Shape(isurf));
}
//=======================================================================
//function : SupportFace2
//purpose : gives the second support face relative to SurfaceFillet(Index)
//=======================================================================
const TopoDS_Face& FilletSurf_InternalBuilder::SupportFace2(const Standard_Integer Index) const
{
Standard_Integer isurf = myListStripe.First()->SetOfSurfData()->Value(Index)->IndexOfS2();
return TopoDS::Face(myDS->Shape(isurf));
}
//===============================================================================
//function : CurveOnSup1
//purpose : gives the 3d curve of SurfaceFillet(Index) on SupportFace1(Index)
//===============================================================================
const Handle(Geom_Curve)& FilletSurf_InternalBuilder::CurveOnFace1(const Standard_Integer Index) const
{
Standard_Integer icurv = myListStripe.First()->SetOfSurfData()->Value(Index)->
InterferenceOnS1().LineIndex();
return myDS->Curve(icurv).Curve();
}
//=======================================================================
//function : CurveOnSup2
//purpose : gives the 3d curve of SurfaceFillet(Index) on SupportFace2(Index
//=======================================================================
const Handle(Geom_Curve)& FilletSurf_InternalBuilder::CurveOnFace2(const Standard_Integer Index) const
{
Standard_Integer icurv=myListStripe.First()->SetOfSurfData()->Value(Index)->
InterferenceOnS2().LineIndex();
return myDS->Curve(icurv).Curve();
}
//=======================================================================
//function : PCurveOnFace1
//purpose : gives the PCurve associated to CurvOnSup1(Index) on the support face
//=======================================================================
const Handle(Geom2d_Curve)& FilletSurf_InternalBuilder::PCurveOnFace1(const Standard_Integer Index) const
{
return myListStripe.First()->SetOfSurfData()->Value(Index)->
InterferenceOnS1().PCurveOnFace();
}
//=======================================================================
//function : PCurveOnFillet1
//purpose : gives the PCurve associated to CurveOnFace1(Index) on the Fillet
//=======================================================================
const Handle(Geom2d_Curve)& FilletSurf_InternalBuilder::PCurve1OnFillet(const Standard_Integer Index) const
{return myListStripe.First()->SetOfSurfData()->Value(Index)->
InterferenceOnS1().PCurveOnSurf();
}
//=======================================================================
//function : PCurveOnFace2
//purpose : gives the PCurve associated to CurvOnSup2(Index) on the support face
//=======================================================================
const Handle(Geom2d_Curve)& FilletSurf_InternalBuilder::PCurveOnFace2(const Standard_Integer Index) const
{
return myListStripe.First()->SetOfSurfData()->Value(Index)->
InterferenceOnS2().PCurveOnFace();
}
//=======================================================================
//function : PCurveOnFillet2
//purpose : gives the PCurve associated to CurveOnFace2(Index) on the Fillet
//=======================================================================
const Handle(Geom2d_Curve)& FilletSurf_InternalBuilder::PCurve2OnFillet(const Standard_Integer Index) const
{return myListStripe.First()->SetOfSurfData()->Value(Index)->
InterferenceOnS2().PCurveOnSurf();
}
//=======================================================================
//function : FirstParameter
//purpose : gives the parameter of the fillet on the first edge
//=======================================================================
Standard_Real FilletSurf_InternalBuilder::FirstParameter() const
{
const Handle(ChFiDS_Stripe)& st = myListStripe.First();
const Handle(ChFiDS_Spine)& sp = st->Spine();
const Handle(ChFiDS_SurfData)& sd = st->SetOfSurfData()->Value(1);
Standard_Real p = sd->FirstSpineParam();
Standard_Integer ind = 1;
if(sp->IsPeriodic()) ind = sp->Index(p);
Standard_Real ep;
if(ComputeEdgeParameter(sp,ind,p,ep,tolesp)) return ep;
return 0.0;
}
//=======================================================================
//function : LastParameter
//purpose : gives the parameter of the fillet on the last edge
//=======================================================================
Standard_Real FilletSurf_InternalBuilder::LastParameter() const
{
const Handle(ChFiDS_Stripe)& st = myListStripe.First();
const Handle(ChFiDS_Spine)& sp = st->Spine();
const Handle(ChFiDS_SurfData)& sd = st->SetOfSurfData()->Value(NbSurface());
Standard_Real p = sd->LastSpineParam();
Standard_Integer ind = sp->NbEdges();
if(sp->IsPeriodic()) ind = sp->Index(p);
Standard_Real ep;
if(ComputeEdgeParameter(sp,ind,p,ep,tolesp)) return ep;
return 0.0;
}
//=======================================================================
//function : StatusStartSection
//purpose : returns:
// twoExtremityonEdge: each extremity of start section of the Fillet is
// on the edge of the corresponding support face.
// OneExtremityOnEdge: only one of the extremities of start section of the Fillet
// is on the edge of the corresponding support face.
// NoExtremityOnEdge: any extremity of start section of the fillet is on
// the edge of the corresponding support face.
//=======================================================================
FilletSurf_StatusType FilletSurf_InternalBuilder::StartSectionStatus() const
{
Standard_Boolean isonedge1 = myListStripe.First()->SetOfSurfData()->Value(1)->
VertexFirstOnS1().IsOnArc();
Standard_Boolean isonedge2= myListStripe.First()->SetOfSurfData()->Value(1)->
VertexFirstOnS2().IsOnArc();;
if (isonedge1 && isonedge2)
{return FilletSurf_TwoExtremityOnEdge;}
else if ((!isonedge1)&& (!isonedge2))
{return FilletSurf_NoExtremityOnEdge ;}
else
{return FilletSurf_OneExtremityOnEdge;}
}
//=======================================================================
//function : StatusEndSection()
//purpose : returns:
// twoExtremityonEdge: each extremity of end section of the Fillet is
// on the edge of the corresponding support face.
// OneExtremityOnEdge: only one of the extremities of end section of the Fillet
// is on the edge of the corresponding support face.
// NoExtremityOnEdge: any extremity of end section of the fillet is on
// the edge of the corresponding support face.
//=======================================================================
FilletSurf_StatusType FilletSurf_InternalBuilder::EndSectionStatus() const
{
Standard_Boolean isonedge1 = myListStripe.First()->SetOfSurfData()->Value(NbSurface())->
VertexLastOnS1().IsOnArc();
Standard_Boolean isonedge2= myListStripe.First()->SetOfSurfData()->Value(NbSurface())->
VertexLastOnS2().IsOnArc();
if (isonedge1 && isonedge2)
{ return FilletSurf_TwoExtremityOnEdge;}
else if ((!isonedge1)&& (!isonedge2))
{ return FilletSurf_NoExtremityOnEdge;}
else
{ return FilletSurf_OneExtremityOnEdge;}
}
//=======================================================================
//function : Simulate
//purpose : computes only the sections used in the computation of the fillet
//=======================================================================
void FilletSurf_InternalBuilder::Simulate()
{
//ChFi3d_FilBuilder::Simulate(1);
Handle(ChFiDS_Stripe) Stripe = myListStripe.First();
Handle(ChFiDS_HData)& HData = Stripe->ChangeSetOfSurfData();
HData = new ChFiDS_HData();
Handle(ChFiDS_Spine)& Spine = Stripe->ChangeSpine();
TopAbs_Orientation RefOr1,RefOr2;
Standard_Integer RefChoix;
StripeOrientations(Spine,RefOr1,RefOr2,RefChoix);
Stripe->OrientationOnFace1(RefOr1);
Stripe->OrientationOnFace2(RefOr2);
Stripe->Choix(RefChoix);
PerformSetOfKGen(Stripe,1);
}
//=======================================================================
//function : NbSection
//purpose : gives the number of sections relative to SurfaceFillet(IndexSurf)
//=======================================================================
Standard_Integer FilletSurf_InternalBuilder::NbSection(const Standard_Integer IndexSurf) const
{
return Sect(1,IndexSurf)->Length();
}
//=======================================================================
//function : Section
//purpose : gives the arc of circle corresponding to section number
// IndexSec of SurfaceFillet(IndexSurf) (The basis curve of the
// trimmed curve is a Geom_Circle)
//=======================================================================
void FilletSurf_InternalBuilder::Section(const Standard_Integer IndexSurf, const Standard_Integer IndexSec, Handle(Geom_TrimmedCurve)& Circ) const
{
gp_Circ c;
Standard_Real deb,fin;
Sect(1,IndexSurf)->Value(IndexSec).Get(c,deb,fin);
Handle(Geom_Circle) Gc = new Geom_Circle(c);
Circ= new Geom_TrimmedCurve(Gc,deb,fin);
}