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// File: Geom2dGcc_Circ2dTanOnRad.cxx
// Created: Wed Oct 21 14:51:18 1992
// Author: Remi GILET
// <reg@phobox>
#include <Geom2dGcc_Circ2dTanOnRad.ixx>
#include <Geom2dAdaptor_Curve.hxx>
#include <GccAna_Circ2dTanOnRad.hxx>
#include <Geom2dGcc_MyCirc2dTanOnRad.hxx>
#include <Geom2dGcc_MyQCurve.hxx>
#include <GccEnt_BadQualifier.hxx>
#include <Geom2d_Circle.hxx>
#include <Geom2d_Line.hxx>
#include <GccEnt_QualifiedCirc.hxx>
#include <GccEnt_QualifiedLin.hxx>
#include <StdFail_NotDone.hxx>
#include <Standard_NegativeValue.hxx>
#include <Standard_OutOfRange.hxx>
Geom2dGcc_Circ2dTanOnRad::
Geom2dGcc_Circ2dTanOnRad (const Geom2dGcc_QualifiedCurve& Qualified1 ,
const Geom2dAdaptor_Curve& OnCurve ,
const Standard_Real Radius ,
const Standard_Real Tolerance ):
cirsol(1,8) ,
qualifier1(1,8),
TheSame1(1,8) ,
pnttg1sol(1,8),
par1sol(1,8) ,
pararg1(1,8) ,
pntcen3(1,8) ,
parcen3(1,8)
{
if (Radius < 0.) {
Standard_NegativeValue::Raise();
}
else {
Geom2dAdaptor_Curve C1 = Qualified1.Qualified();
GeomAbs_CurveType Type1 = C1.GetType();
GeomAbs_CurveType Type2 = OnCurve.GetType();
Handle(Geom2d_Curve) CC1 = C1.Curve();
Handle(Geom2d_Curve) Con = OnCurve.Curve();
//=============================================================================
// Appel a GccAna. +
//=============================================================================
NbrSol = 0;
if ((Type1 == GeomAbs_Line || Type1 == GeomAbs_Circle) &&
(Type2 == GeomAbs_Line || Type2 == GeomAbs_Circle)) {
if (Type1 == GeomAbs_Circle) {
Handle(Geom2d_Circle) CCC1 = Handle(Geom2d_Circle)::DownCast(CC1);
gp_Circ2d c1(CCC1->Circ2d());
GccEnt_QualifiedCirc Qc1=GccEnt_QualifiedCirc(c1,
Qualified1.Qualifier());
if (Type2 == GeomAbs_Circle) {
Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
gp_Circ2d con(CCon->Circ2d());
GccAna_Circ2dTanOnRad Circ(Qc1,con,Radius,Tolerance);
WellDone = Circ.IsDone();
NbrSol = Circ.NbSolutions();
Results(Circ);
}
else {
Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
gp_Lin2d lon(LLon->Lin2d());
GccAna_Circ2dTanOnRad Circ(Qc1,lon,Radius,Tolerance);
WellDone = Circ.IsDone();
NbrSol = Circ.NbSolutions();
Results(Circ);
}
}
else {
Handle(Geom2d_Line) LL1 = Handle(Geom2d_Line)::DownCast(CC1);
gp_Lin2d l1(LL1->Lin2d());
GccEnt_QualifiedLin Ql1=GccEnt_QualifiedLin(l1,Qualified1.Qualifier());
if (Type2 == GeomAbs_Circle) {
Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
gp_Circ2d con(CCon->Circ2d());
GccAna_Circ2dTanOnRad Circ(Ql1,con,Radius,Tolerance);
WellDone = Circ.IsDone();
NbrSol = Circ.NbSolutions();
Results(Circ);
}
else {
Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
gp_Lin2d lon(LLon->Lin2d());
GccAna_Circ2dTanOnRad Circ(Ql1,lon,Radius,Tolerance);
WellDone = Circ.IsDone();
NbrSol = Circ.NbSolutions();
Results(Circ);
}
}
}
//=============================================================================
// Appel a GccGeo. +
//=============================================================================
else {
if (Type1 == GeomAbs_Circle) {
Handle(Geom2d_Circle) CCC1 = Handle(Geom2d_Circle)::DownCast(CC1);
gp_Circ2d c1(CCC1->Circ2d());
GccEnt_QualifiedCirc Qc1=GccEnt_QualifiedCirc(c1,
Qualified1.Qualifier());
Geom2dGcc_MyCirc2dTanOnRad CircGeo(Qc1,OnCurve,Radius,Tolerance);
WellDone = CircGeo.IsDone();
NbrSol = CircGeo.NbSolutions();
Results(CircGeo);
}
else if (Type1 == GeomAbs_Line) {
Handle(Geom2d_Line) LL1 = Handle(Geom2d_Line)::DownCast(CC1);
gp_Lin2d l1(LL1->Lin2d());
GccEnt_QualifiedLin Ql1=GccEnt_QualifiedLin(l1,Qualified1.Qualifier());
Geom2dGcc_MyCirc2dTanOnRad CircGeo(Ql1,OnCurve,Radius,Tolerance);
WellDone = CircGeo.IsDone();
NbrSol = CircGeo.NbSolutions();
Results(CircGeo);
}
else {
Geom2dGcc_MyQCurve Qc1(C1,Qualified1.Qualifier());
Geom2dGcc_MyCirc2dTanOnRad CircGeo(Qc1,OnCurve,Radius,Tolerance);
WellDone = CircGeo.IsDone();
NbrSol = CircGeo.NbSolutions();
Results(CircGeo);
}
}
}
}
Geom2dGcc_Circ2dTanOnRad::
Geom2dGcc_Circ2dTanOnRad (const Handle(Geom2d_Point&) Point1 ,
const Geom2dAdaptor_Curve& OnCurve ,
const Standard_Real Radius ,
const Standard_Real Tolerance ):
cirsol(1,8) ,
qualifier1(1,8),
TheSame1(1,8) ,
pnttg1sol(1,8),
par1sol(1,8) ,
pararg1(1,8) ,
pntcen3(1,8) ,
parcen3(1,8)
{
if (Radius < 0.) {
Standard_NegativeValue::Raise();
}
else {
gp_Pnt2d point1(Point1->Pnt2d());
GeomAbs_CurveType Type2 = OnCurve.GetType();
Handle(Geom2d_Curve) Con = OnCurve.Curve();
//=============================================================================
// Appel a GccAna. +
//=============================================================================
NbrSol = 0;
if (Type2 == GeomAbs_Line || Type2 == GeomAbs_Circle) {
if (Type2 == GeomAbs_Circle) {
Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
gp_Circ2d con(CCon->Circ2d());
GccAna_Circ2dTanOnRad Circ(point1,con,Radius,Tolerance);
WellDone = Circ.IsDone();
NbrSol = Circ.NbSolutions();
Results(Circ);
}
else {
Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
gp_Lin2d lon(LLon->Lin2d());
GccAna_Circ2dTanOnRad Circ(point1,lon,Radius,Tolerance);
WellDone = Circ.IsDone();
NbrSol = Circ.NbSolutions();
Results(Circ);
}
}
//=============================================================================
// Appel a GccGeo. +
//=============================================================================
else {
Geom2dGcc_MyCirc2dTanOnRad CircGeo(point1,OnCurve,Radius,Tolerance);
WellDone = CircGeo.IsDone();
NbrSol = CircGeo.NbSolutions();
Results(CircGeo);
}
}
}
void Geom2dGcc_Circ2dTanOnRad::Results(const GccAna_Circ2dTanOnRad& Circ)
{
for (Standard_Integer j = 1; j <= NbrSol; j++) {
cirsol(j) = Circ.ThisSolution(j);
if (Circ.IsTheSame1(j)) { TheSame1(j) = 1; }
else {TheSame1(j) = 0; }
Circ.Tangency1(j,par1sol(j),pararg1(j),pnttg1sol(j));
Circ.CenterOn3(j,parcen3(j),pntcen3(j));
Circ.WhichQualifier(j,qualifier1(j));
}
}
void Geom2dGcc_Circ2dTanOnRad::Results(const Geom2dGcc_MyCirc2dTanOnRad& Circ)
{
for (Standard_Integer j = 1; j <= NbrSol; j++) {
cirsol(j) = Circ.ThisSolution(j);
if (Circ.IsTheSame1(j)) { TheSame1(j) = 1; }
else {TheSame1(j) = 0; }
Circ.Tangency1(j,par1sol(j),pararg1(j),pnttg1sol(j));
Circ.CenterOn3(j,parcen3(j),pntcen3(j));
Circ.WhichQualifier(j,qualifier1(j));
}
}
Standard_Boolean Geom2dGcc_Circ2dTanOnRad::
IsDone () const { return WellDone; }
Standard_Integer Geom2dGcc_Circ2dTanOnRad::
NbSolutions () const
{
return NbrSol;
}
gp_Circ2d Geom2dGcc_Circ2dTanOnRad::
ThisSolution (const Standard_Integer Index) const
{
if (!WellDone) { StdFail_NotDone::Raise(); }
if (Index <= 0 ||Index > NbrSol) { Standard_OutOfRange::Raise(); }
return cirsol(Index);
}
void Geom2dGcc_Circ2dTanOnRad::
WhichQualifier (const Standard_Integer Index,
GccEnt_Position& Qualif1) const
{
if (!WellDone) { StdFail_NotDone::Raise(); }
else if (Index <= 0 ||Index > NbrSol) { Standard_OutOfRange::Raise(); }
else { Qualif1 = qualifier1(Index); }
}
void Geom2dGcc_Circ2dTanOnRad::
Tangency1 (const Standard_Integer Index,
Standard_Real& ParSol,
Standard_Real& ParArg,
gp_Pnt2d& PntSol) const
{
if (!WellDone) { StdFail_NotDone::Raise(); }
else if (Index <= 0 ||Index > NbrSol) { Standard_OutOfRange::Raise(); }
else {
if (TheSame1(Index) == 0) {
ParSol = par1sol(Index);
ParArg = pararg1(Index);
PntSol = pnttg1sol(Index);
}
else { StdFail_NotDone::Raise(); }
}
}
void Geom2dGcc_Circ2dTanOnRad::
CenterOn3 (const Standard_Integer Index,
Standard_Real& ParArg,
gp_Pnt2d& PntSol) const
{
if (!WellDone) { StdFail_NotDone::Raise(); }
else if (Index <= 0 ||Index > NbrSol) { Standard_OutOfRange::Raise(); }
else {
ParArg = parcen3(Index);
PntSol = pntcen3(Index);
}
}
Standard_Boolean Geom2dGcc_Circ2dTanOnRad::
IsTheSame1 (const Standard_Integer Index) const
{
if (!WellDone) { StdFail_NotDone::Raise(); }
if (Index <= 0 ||Index > NbrSol) { Standard_OutOfRange::Raise(); }
if (TheSame1(Index) == 0) { return Standard_False; }
return Standard_True;
}
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