[occt.git] / src / Geom2dGcc / Geom2dGcc_Circ2dTanOnRad.cxx

// Created on: 1992-10-21
// Created by: Remi GILET
// Copyright (c) 1992-1999 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 <GccAna_Circ2dTanOnRad.hxx>
#include <GccEnt_BadQualifier.hxx>
#include <GccEnt_QualifiedCirc.hxx>
#include <GccEnt_QualifiedLin.hxx>
#include <Geom2d_Circle.hxx>
#include <Geom2d_Line.hxx>
#include <Geom2d_Point.hxx>
#include <Geom2dAdaptor_Curve.hxx>
#include <Geom2dGcc_Circ2dTanOnRad.hxx>
#include <Geom2dGcc_Circ2dTanOnRadGeo.hxx>
#include <Geom2dGcc_QCurve.hxx>
#include <Geom2dGcc_QualifiedCurve.hxx>
#include <gp_Circ2d.hxx>
#include <gp_Pnt2d.hxx>
#include <Standard_NegativeValue.hxx>
#include <Standard_OutOfRange.hxx>
#include <StdFail_NotDone.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_Circ2dTanOnRadGeo 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_Circ2dTanOnRadGeo CircGeo(Ql1,OnCurve,Radius,Tolerance);
	WellDone = CircGeo.IsDone();
	NbrSol = CircGeo.NbSolutions();
	Results(CircGeo);
      }
      else {
	Geom2dGcc_QCurve Qc1(C1,Qualified1.Qualifier());
	Geom2dGcc_Circ2dTanOnRadGeo 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_Circ2dTanOnRadGeo 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_Circ2dTanOnRadGeo& 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; 
}
Commit	Line	Data
b311480e	1	// Created on: 1992-10-21
	2	// Created by: Remi GILET
	3	// Copyright (c) 1992-1999 Matra Datavision
973c2be1	4	// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e	5	//
973c2be1	6	// This file is part of Open CASCADE Technology software library.
b311480e	7	//
d5f74e42	8	// This library is free software; you can redistribute it and/or modify it under
d5f74e42	9	// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1	10	// by the Free Software Foundation, with special exception defined in the file
	11	// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
	12	// distribution for complete text of the license and disclaimer of any warranty.
b311480e	13	//
973c2be1	14	// Alternatively, this file may be used under the terms of Open CASCADE
973c2be1	15	// commercial license or contractual agreement.
7fd59977	16
42cf5bc1	17
7fd59977	18	#include <GccAna_Circ2dTanOnRad.hxx>
7fd59977	19	#include <GccEnt_BadQualifier.hxx>
7fd59977	20	#include <GccEnt_QualifiedCirc.hxx>
7fd59977	21	#include <GccEnt_QualifiedLin.hxx>
42cf5bc1	22	#include <Geom2d_Circle.hxx>
	23	#include <Geom2d_Line.hxx>
	24	#include <Geom2d_Point.hxx>
	25	#include <Geom2dAdaptor_Curve.hxx>
	26	#include <Geom2dGcc_Circ2dTanOnRad.hxx>
	27	#include <Geom2dGcc_Circ2dTanOnRadGeo.hxx>
	28	#include <Geom2dGcc_QCurve.hxx>
	29	#include <Geom2dGcc_QualifiedCurve.hxx>
	30	#include <gp_Circ2d.hxx>
	31	#include <gp_Pnt2d.hxx>
7fd59977	32	#include <Standard_NegativeValue.hxx>
7fd59977	33	#include <Standard_OutOfRange.hxx>
42cf5bc1	34	#include <StdFail_NotDone.hxx>
7fd59977	35
	36	Geom2dGcc_Circ2dTanOnRad::
	37	Geom2dGcc_Circ2dTanOnRad (const Geom2dGcc_QualifiedCurve& Qualified1 ,
	38	const Geom2dAdaptor_Curve& OnCurve ,
	39	const Standard_Real Radius ,
	40	const Standard_Real Tolerance ):
	41	cirsol(1,8) ,
	42	qualifier1(1,8),
	43	TheSame1(1,8) ,
	44	pnttg1sol(1,8),
	45	par1sol(1,8) ,
	46	pararg1(1,8) ,
	47	pntcen3(1,8) ,
	48	parcen3(1,8)
	49	{
	50	if (Radius < 0.) {
	51	Standard_NegativeValue::Raise();
	52	}
	53	else {
	54	Geom2dAdaptor_Curve C1 = Qualified1.Qualified();
	55	GeomAbs_CurveType Type1 = C1.GetType();
	56	GeomAbs_CurveType Type2 = OnCurve.GetType();
	57	Handle(Geom2d_Curve) CC1 = C1.Curve();
	58	Handle(Geom2d_Curve) Con = OnCurve.Curve();
	59
	60	//=============================================================================
	61	// Appel a GccAna. +
	62	//=============================================================================
	63
	64	NbrSol = 0;
	65	if ((Type1 == GeomAbs_Line \|\| Type1 == GeomAbs_Circle) &&
	66	(Type2 == GeomAbs_Line \|\| Type2 == GeomAbs_Circle)) {
	67	if (Type1 == GeomAbs_Circle) {
	68	Handle(Geom2d_Circle) CCC1 = Handle(Geom2d_Circle)::DownCast(CC1);
	69	gp_Circ2d c1(CCC1->Circ2d());
	70	GccEnt_QualifiedCirc Qc1=GccEnt_QualifiedCirc(c1,
	71	Qualified1.Qualifier());
	72	if (Type2 == GeomAbs_Circle) {
	73	Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
	74	gp_Circ2d con(CCon->Circ2d());
	75	GccAna_Circ2dTanOnRad Circ(Qc1,con,Radius,Tolerance);
	76	WellDone = Circ.IsDone();
	77	NbrSol = Circ.NbSolutions();
	78	Results(Circ);
	79	}
	80	else {
	81	Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
	82	gp_Lin2d lon(LLon->Lin2d());
	83	GccAna_Circ2dTanOnRad Circ(Qc1,lon,Radius,Tolerance);
	84	WellDone = Circ.IsDone();
	85	NbrSol = Circ.NbSolutions();
	86	Results(Circ);
	87	}
	88	}
	89	else {
	90	Handle(Geom2d_Line) LL1 = Handle(Geom2d_Line)::DownCast(CC1);
	91	gp_Lin2d l1(LL1->Lin2d());
	92	GccEnt_QualifiedLin Ql1=GccEnt_QualifiedLin(l1,Qualified1.Qualifier());
	93	if (Type2 == GeomAbs_Circle) {
	94	Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
	95	gp_Circ2d con(CCon->Circ2d());
	96	GccAna_Circ2dTanOnRad Circ(Ql1,con,Radius,Tolerance);
	97	WellDone = Circ.IsDone();
	98	NbrSol = Circ.NbSolutions();
99	Results(Circ);
100	}
101	else {
102	Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
103	gp_Lin2d lon(LLon->Lin2d());
104	GccAna_Circ2dTanOnRad Circ(Ql1,lon,Radius,Tolerance);
105	WellDone = Circ.IsDone();
106	NbrSol = Circ.NbSolutions();
107	Results(Circ);
108	}
109	}
110	}
111
112	//=============================================================================
113	// Appel a GccGeo. +
114	//=============================================================================
115
116	else {
117	if (Type1 == GeomAbs_Circle) {
118	Handle(Geom2d_Circle) CCC1 = Handle(Geom2d_Circle)::DownCast(CC1);
119	gp_Circ2d c1(CCC1->Circ2d());
120	GccEnt_QualifiedCirc Qc1=GccEnt_QualifiedCirc(c1,
121	Qualified1.Qualifier());
578ce4be	122	Geom2dGcc_Circ2dTanOnRadGeo CircGeo(Qc1,OnCurve,Radius,Tolerance);
7fd59977	123	WellDone = CircGeo.IsDone();
	124	NbrSol = CircGeo.NbSolutions();
	125	Results(CircGeo);
	126	}
	127	else if (Type1 == GeomAbs_Line) {
	128	Handle(Geom2d_Line) LL1 = Handle(Geom2d_Line)::DownCast(CC1);
	129	gp_Lin2d l1(LL1->Lin2d());
	130	GccEnt_QualifiedLin Ql1=GccEnt_QualifiedLin(l1,Qualified1.Qualifier());
578ce4be	131	Geom2dGcc_Circ2dTanOnRadGeo CircGeo(Ql1,OnCurve,Radius,Tolerance);
7fd59977	132	WellDone = CircGeo.IsDone();
	133	NbrSol = CircGeo.NbSolutions();
	134	Results(CircGeo);
	135	}
	136	else {
0b85f9a6	137	Geom2dGcc_QCurve Qc1(C1,Qualified1.Qualifier());
578ce4be	138	Geom2dGcc_Circ2dTanOnRadGeo CircGeo(Qc1,OnCurve,Radius,Tolerance);
7fd59977	139	WellDone = CircGeo.IsDone();
	140	NbrSol = CircGeo.NbSolutions();
	141	Results(CircGeo);
	142	}
	143	}
	144	}
	145	}
	146
	147	Geom2dGcc_Circ2dTanOnRad::
c04c30b3	148	Geom2dGcc_Circ2dTanOnRad (const Handle(Geom2d_Point)& Point1 ,
7fd59977	149	const Geom2dAdaptor_Curve& OnCurve ,
	150	const Standard_Real Radius ,
	151	const Standard_Real Tolerance ):
	152	cirsol(1,8) ,
	153	qualifier1(1,8),
	154	TheSame1(1,8) ,
	155	pnttg1sol(1,8),
	156	par1sol(1,8) ,
	157	pararg1(1,8) ,
	158	pntcen3(1,8) ,
	159	parcen3(1,8)
	160	{
	161	if (Radius < 0.) {
	162	Standard_NegativeValue::Raise();
	163	}
	164	else {
	165	gp_Pnt2d point1(Point1->Pnt2d());
	166	GeomAbs_CurveType Type2 = OnCurve.GetType();
	167	Handle(Geom2d_Curve) Con = OnCurve.Curve();
	168
	169	//=============================================================================
	170	// Appel a GccAna. +
	171	//=============================================================================
	172
	173	NbrSol = 0;
	174	if (Type2 == GeomAbs_Line \|\| Type2 == GeomAbs_Circle) {
	175	if (Type2 == GeomAbs_Circle) {
	176	Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
	177	gp_Circ2d con(CCon->Circ2d());
	178	GccAna_Circ2dTanOnRad Circ(point1,con,Radius,Tolerance);
	179	WellDone = Circ.IsDone();
	180	NbrSol = Circ.NbSolutions();
	181	Results(Circ);
	182	}
	183	else {
	184	Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
	185	gp_Lin2d lon(LLon->Lin2d());
	186	GccAna_Circ2dTanOnRad Circ(point1,lon,Radius,Tolerance);
	187	WellDone = Circ.IsDone();
	188	NbrSol = Circ.NbSolutions();
	189	Results(Circ);
	190	}
	191	}
	192
	193	//=============================================================================
	194	// Appel a GccGeo. +
	195	//=============================================================================
	196
	197	else {
578ce4be	198	Geom2dGcc_Circ2dTanOnRadGeo CircGeo(point1,OnCurve,Radius,Tolerance);
7fd59977	199	WellDone = CircGeo.IsDone();
	200	NbrSol = CircGeo.NbSolutions();
	201	Results(CircGeo);
	202	}
	203	}
	204	}
	205
	206	void Geom2dGcc_Circ2dTanOnRad::Results(const GccAna_Circ2dTanOnRad& Circ)
	207	{
	208	for (Standard_Integer j = 1; j <= NbrSol; j++) {
	209	cirsol(j) = Circ.ThisSolution(j);
	210	if (Circ.IsTheSame1(j)) { TheSame1(j) = 1; }
	211	else {TheSame1(j) = 0; }
	212	Circ.Tangency1(j,par1sol(j),pararg1(j),pnttg1sol(j));
	213	Circ.CenterOn3(j,parcen3(j),pntcen3(j));
	214	Circ.WhichQualifier(j,qualifier1(j));
	215	}
	216	}
	217
578ce4be	218	void Geom2dGcc_Circ2dTanOnRad::Results(const Geom2dGcc_Circ2dTanOnRadGeo& Circ)
7fd59977	219	{
	220	for (Standard_Integer j = 1; j <= NbrSol; j++) {
	221	cirsol(j) = Circ.ThisSolution(j);
	222	if (Circ.IsTheSame1(j)) { TheSame1(j) = 1; }
	223	else {TheSame1(j) = 0; }
	224	Circ.Tangency1(j,par1sol(j),pararg1(j),pnttg1sol(j));
	225	Circ.CenterOn3(j,parcen3(j),pntcen3(j));
	226	Circ.WhichQualifier(j,qualifier1(j));
	227	}
	228	}
	229
	230	Standard_Boolean Geom2dGcc_Circ2dTanOnRad::
	231	IsDone () const { return WellDone; }
	232
	233	Standard_Integer Geom2dGcc_Circ2dTanOnRad::
	234	NbSolutions () const
	235	{
	236	return NbrSol;
	237	}
	238
	239	gp_Circ2d Geom2dGcc_Circ2dTanOnRad::
	240	ThisSolution (const Standard_Integer Index) const
	241	{
	242	if (!WellDone) { StdFail_NotDone::Raise(); }
	243	if (Index <= 0 \|\|Index > NbrSol) { Standard_OutOfRange::Raise(); }
	244	return cirsol(Index);
	245	}
	246
	247	void Geom2dGcc_Circ2dTanOnRad::
	248	WhichQualifier (const Standard_Integer Index,
	249	GccEnt_Position& Qualif1) const
	250	{
	251	if (!WellDone) { StdFail_NotDone::Raise(); }
	252	else if (Index <= 0 \|\|Index > NbrSol) { Standard_OutOfRange::Raise(); }
	253	else { Qualif1 = qualifier1(Index); }
	254	}
	255
	256	void Geom2dGcc_Circ2dTanOnRad::
	257	Tangency1 (const Standard_Integer Index,
	258	Standard_Real& ParSol,
	259	Standard_Real& ParArg,
	260	gp_Pnt2d& PntSol) const
	261	{
	262	if (!WellDone) { StdFail_NotDone::Raise(); }
	263	else if (Index <= 0 \|\|Index > NbrSol) { Standard_OutOfRange::Raise(); }
	264	else {
	265	if (TheSame1(Index) == 0) {
	266	ParSol = par1sol(Index);
	267	ParArg = pararg1(Index);
	268	PntSol = pnttg1sol(Index);
	269	}
	270	else { StdFail_NotDone::Raise(); }
	271	}
	272	}
	273
	274	void Geom2dGcc_Circ2dTanOnRad::
	275	CenterOn3 (const Standard_Integer Index,
	276	Standard_Real& ParArg,
	277	gp_Pnt2d& PntSol) const
	278	{
	279	if (!WellDone) { StdFail_NotDone::Raise(); }
	280	else if (Index <= 0 \|\|Index > NbrSol) { Standard_OutOfRange::Raise(); }
	281	else {
	282	ParArg = parcen3(Index);
283	PntSol = pntcen3(Index);
284	}
285	}
286
287	Standard_Boolean Geom2dGcc_Circ2dTanOnRad::
288	IsTheSame1 (const Standard_Integer Index) const
289	{
290	if (!WellDone) { StdFail_NotDone::Raise(); }
291	if (Index <= 0 \|\|Index > NbrSol) { Standard_OutOfRange::Raise(); }
292	if (TheSame1(Index) == 0) { return Standard_False; }
293	return Standard_True;
294	}
295
296