1 // Created on: 1992-10-21
2 // Created by: Remi GILET
3 // Copyright (c) 1992-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
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.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
18 #include <GccAna_Circ2d2TanOn.hxx>
19 #include <GccEnt_BadQualifier.hxx>
20 #include <GccEnt_QualifiedCirc.hxx>
21 #include <GccEnt_QualifiedLin.hxx>
22 #include <Geom2d_Circle.hxx>
23 #include <Geom2d_Line.hxx>
24 #include <Geom2d_Point.hxx>
25 #include <Geom2dAdaptor_Curve.hxx>
26 #include <Geom2dGcc_Circ2d2TanOn.hxx>
27 #include <Geom2dGcc_Circ2d2TanOnGeo.hxx>
28 #include <Geom2dGcc_Circ2d2TanOnIter.hxx>
29 #include <Geom2dGcc_QCurve.hxx>
30 #include <Geom2dGcc_QualifiedCurve.hxx>
31 #include <gp_Circ2d.hxx>
32 #include <gp_Pnt2d.hxx>
33 #include <Standard_OutOfRange.hxx>
34 #include <StdFail_NotDone.hxx>
36 Geom2dGcc_Circ2d2TanOn::
37 Geom2dGcc_Circ2d2TanOn (const Geom2dGcc_QualifiedCurve& Qualified1 ,
38 const Geom2dGcc_QualifiedCurve& Qualified2 ,
39 const Geom2dAdaptor_Curve& OnCurve ,
40 const Standard_Real Tolerance ,
41 const Standard_Real Param1 ,
42 const Standard_Real Param2 ,
43 const Standard_Real ParamOn ):
58 Geom2dAdaptor_Curve C1 = Qualified1.Qualified();
59 Geom2dAdaptor_Curve C2 = Qualified2.Qualified();
60 GeomAbs_CurveType Type1 = C1.GetType();
61 GeomAbs_CurveType Type2 = C2.GetType();
62 GeomAbs_CurveType Type3 = OnCurve.GetType();
63 Handle(Geom2d_Curve) CC1 = C1.Curve();
64 Handle(Geom2d_Curve) CC2 = C2.Curve();
65 Handle(Geom2d_Curve) Con = OnCurve.Curve();
67 //=============================================================================
69 //=============================================================================
71 Invert = Standard_False;
73 if ((Type1 == GeomAbs_Line || Type1 == GeomAbs_Circle) &&
74 (Type2 == GeomAbs_Line || Type2 == GeomAbs_Circle)) {
75 if (Type3 == GeomAbs_Line || Type3 == GeomAbs_Circle) {
76 if (Type1 == GeomAbs_Circle) {
77 Handle(Geom2d_Circle) CCC1 = Handle(Geom2d_Circle)::DownCast(CC1);
78 gp_Circ2d c1(CCC1->Circ2d());
79 GccEnt_QualifiedCirc Qc1 =
80 GccEnt_QualifiedCirc(c1,Qualified1.Qualifier());
81 if (Type2 == GeomAbs_Circle) {
82 Handle(Geom2d_Circle) CCC2 = Handle(Geom2d_Circle)::DownCast(CC2);
83 gp_Circ2d c2(CCC2->Circ2d());
84 if (Type3 == GeomAbs_Circle) {
85 Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
86 GccAna_Circ2d2TanOn CircAna(Qc1,
87 GccEnt_QualifiedCirc(c2,Qualified2.Qualifier()),
88 CCon->Circ2d(),Tolerance);
89 WellDone = CircAna.IsDone();
92 NbrSol = CircAna.NbSolutions();
93 for(Standard_Integer i=1; i<=NbrSol; i++) {
94 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
100 Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
101 GccAna_Circ2d2TanOn CircAna(Qc1,
102 GccEnt_QualifiedCirc(c2,Qualified2.Qualifier()),
103 LLon->Lin2d(),Tolerance);
104 WellDone = CircAna.IsDone();
107 NbrSol = CircAna.NbSolutions();
108 for(Standard_Integer i=1; i<=NbrSol; i++) {
109 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
116 Handle(Geom2d_Line) LL2 = Handle(Geom2d_Line)::DownCast(CC2);
117 gp_Lin2d l2(LL2->Lin2d());
118 if (Type3 == GeomAbs_Circle) {
119 Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
120 GccAna_Circ2d2TanOn CircAna(Qc1,
121 GccEnt_QualifiedLin(l2,Qualified2.Qualifier()),
122 CCon->Circ2d(),Tolerance);
123 WellDone = CircAna.IsDone();
126 NbrSol = CircAna.NbSolutions();
127 for(Standard_Integer i=1; i<=NbrSol; i++) {
128 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
134 Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
135 GccAna_Circ2d2TanOn CircAna(Qc1,
136 GccEnt_QualifiedLin(l2,Qualified2.Qualifier()),
137 LLon->Lin2d(),Tolerance);
138 WellDone = CircAna.IsDone();
141 NbrSol = CircAna.NbSolutions();
142 for(Standard_Integer i=1; i<=NbrSol; i++) {
143 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
151 Handle(Geom2d_Line) LL1 = Handle(Geom2d_Line)::DownCast(CC1);
152 gp_Lin2d l1(LL1->Lin2d());
153 GccEnt_QualifiedLin Ql1 =
154 GccEnt_QualifiedLin(l1,Qualified1.Qualifier());
155 if (Type2 == GeomAbs_Circle) {
156 Handle(Geom2d_Circle) CCC2 = Handle(Geom2d_Circle)::DownCast(CC2);
157 gp_Circ2d c2(CCC2->Circ2d());
158 if (Type3 == GeomAbs_Circle) {
159 Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
160 GccAna_Circ2d2TanOn CircAna(GccEnt_QualifiedCirc(c2,
161 Qualified2.Qualifier()),
162 Ql1,CCon->Circ2d(),Tolerance);
163 WellDone = CircAna.IsDone();
166 NbrSol = CircAna.NbSolutions();
167 for(Standard_Integer i=1; i<=NbrSol; i++) {
168 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
171 Invert = Standard_True;
175 Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
176 GccAna_Circ2d2TanOn CircAna(GccEnt_QualifiedCirc(c2,
177 Qualified2.Qualifier()),
178 Ql1,LLon->Lin2d(),Tolerance);
179 WellDone = CircAna.IsDone();
182 NbrSol = CircAna.NbSolutions();
183 for(Standard_Integer i=1; i<=NbrSol; i++) {
184 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
187 Invert = Standard_True;
192 Handle(Geom2d_Line) LL2 = Handle(Geom2d_Line)::DownCast(CC2);
193 gp_Lin2d l2(LL2->Lin2d());
194 if (Type3 == GeomAbs_Circle) {
195 Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
196 GccAna_Circ2d2TanOn CircAna(Ql1,
197 GccEnt_QualifiedLin(l2,Qualified2.Qualifier()),
198 CCon->Circ2d(),Tolerance);
199 WellDone = CircAna.IsDone();
202 NbrSol = CircAna.NbSolutions();
203 for(Standard_Integer i=1; i<=NbrSol; i++) {
204 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
210 Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
211 GccAna_Circ2d2TanOn CircAna(Ql1,
212 GccEnt_QualifiedLin(l2,Qualified2.Qualifier()),
213 LLon->Lin2d(),Tolerance);
214 WellDone = CircAna.IsDone();
217 NbrSol = CircAna.NbSolutions();
218 for(Standard_Integer i=1; i<=NbrSol; i++) {
219 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
228 //=============================================================================
230 //=============================================================================
233 if (Type1 == GeomAbs_Circle) {
234 Handle(Geom2d_Circle) CCC1 = Handle(Geom2d_Circle)::DownCast(CC1);
235 gp_Circ2d c1(CCC1->Circ2d());
236 GccEnt_QualifiedCirc Qc1 =
237 GccEnt_QualifiedCirc(c1,Qualified1.Qualifier());
238 if (Type2 == GeomAbs_Circle) {
239 Handle(Geom2d_Circle) CCC2 = Handle(Geom2d_Circle)::DownCast(CC2);
240 gp_Circ2d c2(CCC2->Circ2d());
241 GccEnt_QualifiedCirc Qc2 =
242 GccEnt_QualifiedCirc(c2,Qualified2.Qualifier());
243 Geom2dGcc_Circ2d2TanOnGeo CircGeo(Qc1,Qc2,OnCurve,Tolerance);
244 WellDone = CircGeo.IsDone();
247 NbrSol = CircGeo.NbSolutions();
248 for(Standard_Integer i=1; i<=NbrSol; i++) {
249 CircGeo.WhichQualifier(i,qualifier1(i),qualifier2(i));
255 Handle(Geom2d_Line) LL2 = Handle(Geom2d_Line)::DownCast(CC2);
256 gp_Lin2d l2(LL2->Lin2d());
257 GccEnt_QualifiedLin Ql2 =
258 GccEnt_QualifiedLin(l2,Qualified2.Qualifier());
259 Geom2dGcc_Circ2d2TanOnGeo CircGeo(Qc1,Ql2,OnCurve,Tolerance);
260 WellDone = CircGeo.IsDone();
263 NbrSol = CircGeo.NbSolutions();
264 for(Standard_Integer i=1; i<=NbrSol; i++) {
265 CircGeo.WhichQualifier(i,qualifier1(i),qualifier2(i));
272 Handle(Geom2d_Line) LL1 = Handle(Geom2d_Line)::DownCast(CC1);
273 gp_Lin2d l1(LL1->Lin2d());
274 GccEnt_QualifiedLin Ql1 =
275 GccEnt_QualifiedLin(l1,Qualified1.Qualifier());
276 if (Type2 == GeomAbs_Circle) {
277 Handle(Geom2d_Circle) CCC2 = Handle(Geom2d_Circle)::DownCast(CC2);
278 gp_Circ2d c2(CCC2->Circ2d());
279 GccEnt_QualifiedCirc Qc2 =
280 GccEnt_QualifiedCirc(c2,Qualified2.Qualifier());
281 Geom2dGcc_Circ2d2TanOnGeo CircGeo(Qc2,Ql1,OnCurve,Tolerance);
282 WellDone = CircGeo.IsDone();
285 NbrSol = CircGeo.NbSolutions();
286 for(Standard_Integer i=1; i<=NbrSol; i++) {
287 CircGeo.WhichQualifier(i,qualifier1(i),qualifier2(i));
290 Invert = Standard_True;
294 Handle(Geom2d_Line) LL2 = Handle(Geom2d_Line)::DownCast(CC2);
295 gp_Lin2d l2(LL2->Lin2d());
296 GccEnt_QualifiedLin Ql2 =
297 GccEnt_QualifiedLin(l2,Qualified2.Qualifier());
298 Geom2dGcc_Circ2d2TanOnGeo CircGeo(Ql1,Ql2,OnCurve,Tolerance);
299 WellDone = CircGeo.IsDone();
302 NbrSol = CircGeo.NbSolutions();
303 for(Standard_Integer i=1; i<=NbrSol; i++) {
304 CircGeo.WhichQualifier(i,qualifier1(i),qualifier2(i));
313 Geom2dGcc_QCurve Qc1(C1,Qualified1.Qualifier());
314 Geom2dGcc_QCurve Qc2(C2,Qualified2.Qualifier());
315 if ((Type3 == GeomAbs_Circle || Type3 == GeomAbs_Line)) {
316 if (Type3 == GeomAbs_Circle) {
317 Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
318 Geom2dGcc_Circ2d2TanOnIter Circ(Qc1,Qc2,CCon->Circ2d(),
319 Param1,Param2,ParamOn,Tolerance);
320 WellDone = Circ.IsDone();
324 cirsol(1) = Circ.ThisSolution();
325 if (Circ.IsTheSame1()) { TheSame1(1) = 1; }
326 else {TheSame1(1) = 0; }
327 if (Circ.IsTheSame2()) { TheSame2(1) = 1; }
328 else {TheSame2(1) = 0; }
329 Circ.Tangency1(par1sol(1),pararg1(1),pnttg1sol(1));
330 Circ.Tangency2(par2sol(1),pararg2(1),pnttg2sol(1));
334 Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
335 Geom2dGcc_Circ2d2TanOnIter Circ(Qc1,Qc2,LLon->Lin2d(),
336 Param1,Param2,ParamOn,Tolerance);
337 WellDone = Circ.IsDone();
341 cirsol(1) = Circ.ThisSolution();
342 if (Circ.IsTheSame1()) { TheSame1(1) = 1; }
343 else {TheSame1(1) = 0; }
344 if (Circ.IsTheSame2()) { TheSame2(1) = 1; }
345 else {TheSame2(1) = 0; }
346 Circ.WhichQualifier(qualifier1(1),qualifier2(1));
347 Circ.Tangency1(par1sol(1),pararg1(1),pnttg1sol(1));
348 Circ.Tangency2(par2sol(1),pararg2(1),pnttg2sol(1));
352 Geom2dGcc_Circ2d2TanOnIter Circ(Qc1,Qc2,OnCurve,
353 Param1,Param2,ParamOn,Tolerance);
354 WellDone = Circ.IsDone();
358 cirsol(1) = Circ.ThisSolution();
359 if (Circ.IsTheSame1()) { TheSame1(1) = 1; }
360 else {TheSame1(1) = 0; }
361 if (Circ.IsTheSame2()) { TheSame2(1) = 1; }
362 else {TheSame2(1) = 0; }
363 Circ.WhichQualifier(qualifier1(1),qualifier2(1));
364 Circ.Tangency1(par1sol(1),pararg1(1),pnttg1sol(1));
365 Circ.Tangency2(par2sol(1),pararg2(1),pnttg2sol(1));
370 Geom2dGcc_Circ2d2TanOn::
371 Geom2dGcc_Circ2d2TanOn (const Geom2dGcc_QualifiedCurve& Qualified1 ,
372 const Handle(Geom2d_Point)& Point ,
373 const Geom2dAdaptor_Curve& OnCurve ,
374 const Standard_Real Tolerance ,
375 const Standard_Real Param1 ,
376 const Standard_Real ParamOn ):
391 Geom2dAdaptor_Curve C1 = Qualified1.Qualified();
392 GeomAbs_CurveType Type1 = C1.GetType();
393 GeomAbs_CurveType Type3 = OnCurve.GetType();
394 Handle(Geom2d_Curve) CC1 = C1.Curve();
395 Handle(Geom2d_Curve) Con = OnCurve.Curve();
397 //=============================================================================
399 //=============================================================================
401 Invert = Standard_False;
403 if (Type1 == GeomAbs_Line || Type1 == GeomAbs_Circle) {
404 if (Type3 == GeomAbs_Line || Type3 == GeomAbs_Circle) {
405 gp_Pnt2d pnt(Point->Pnt2d());
406 if (Type1 == GeomAbs_Circle) {
407 Handle(Geom2d_Circle) CCC1 = Handle(Geom2d_Circle)::DownCast(CC1);
408 gp_Circ2d c1(CCC1->Circ2d());
409 GccEnt_QualifiedCirc Qc1(c1,Qualified1.Qualifier());
410 if (Type3 == GeomAbs_Circle) {
411 Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
412 GccAna_Circ2d2TanOn CircAna(Qc1,pnt,CCon->Circ2d(),Tolerance);
413 WellDone = CircAna.IsDone();
416 NbrSol = CircAna.NbSolutions();
417 for(Standard_Integer i=1; i<=NbrSol; i++) {
418 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
423 else if (Type3 == GeomAbs_Line) {
424 Handle(Geom2d_Line) CCon = Handle(Geom2d_Line)::DownCast(Con);
425 GccAna_Circ2d2TanOn CircAna(Qc1,pnt,CCon->Lin2d(),Tolerance);
426 WellDone = CircAna.IsDone();
429 NbrSol = CircAna.NbSolutions();
430 for(Standard_Integer i=1; i<=NbrSol; i++) {
431 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
438 Handle(Geom2d_Line) LLL1 = Handle(Geom2d_Line)::DownCast(CC1);
439 gp_Lin2d l1(LLL1->Lin2d());
440 GccEnt_QualifiedLin Ql1(l1,Qualified1.Qualifier());
441 if (Type3 == GeomAbs_Circle) {
442 Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
443 GccAna_Circ2d2TanOn CircAna(Ql1,pnt,CCon->Circ2d(),Tolerance);
444 WellDone = CircAna.IsDone();
447 NbrSol = CircAna.NbSolutions();
448 for(Standard_Integer i=1; i<=NbrSol; i++) {
449 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
454 else if (Type3 == GeomAbs_Line) {
455 Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
456 GccAna_Circ2d2TanOn CircAna(Ql1,pnt,LLon->Lin2d(),Tolerance);
457 WellDone = CircAna.IsDone();
460 NbrSol = CircAna.NbSolutions();
461 for(Standard_Integer i=1; i<=NbrSol; i++) {
462 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
469 //=============================================================================
471 //=============================================================================
474 if (Type1 == GeomAbs_Circle) {
475 Handle(Geom2d_Circle) CCC1 = Handle(Geom2d_Circle)::DownCast(CC1);
476 gp_Circ2d c1(CCC1->Circ2d());
477 GccEnt_QualifiedCirc Qc1(c1,Qualified1.Qualifier());
478 Geom2dGcc_Circ2d2TanOnGeo CircGeo(Qc1,Point->Pnt2d(),OnCurve,Tolerance);
479 WellDone = CircGeo.IsDone();
482 NbrSol = CircGeo.NbSolutions();
483 for(Standard_Integer i=1; i<=NbrSol; i++) {
484 CircGeo.WhichQualifier(i,qualifier1(i),qualifier2(i));
490 Handle(Geom2d_Line) LLL1 = Handle(Geom2d_Line)::DownCast(CC1);
491 gp_Lin2d l1(LLL1->Lin2d());
492 GccEnt_QualifiedLin Ql1(l1,Qualified1.Qualifier());
493 Geom2dGcc_Circ2d2TanOnGeo CircGeo(Ql1,Point->Pnt2d(),OnCurve,Tolerance);
494 WellDone = CircGeo.IsDone();
497 NbrSol = CircGeo.NbSolutions();
498 for(Standard_Integer i=1; i<=NbrSol; i++) {
499 CircGeo.WhichQualifier(i,qualifier1(i),qualifier2(i));
507 Geom2dGcc_QCurve Qc1(C1,Qualified1.Qualifier());
508 if ((Type3 == GeomAbs_Circle || Type3 == GeomAbs_Line)) {
509 if (Type3 == GeomAbs_Circle) {
510 Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
511 Geom2dGcc_Circ2d2TanOnIter Circ(Qc1,Point->Pnt2d(),CCon->Circ2d(),
512 Param1,ParamOn,Tolerance);
513 WellDone = Circ.IsDone();
517 cirsol(1) = Circ.ThisSolution();
518 if (Circ.IsTheSame1()) { TheSame1(1) = 1; }
519 else {TheSame1(1) = 0; }
520 Circ.WhichQualifier(qualifier1(1),qualifier2(1));
521 Circ.Tangency1(par1sol(1),pararg1(1),pnttg1sol(1));
522 Circ.Tangency2(par2sol(1),pararg2(1),pnttg2sol(1));
526 Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
527 Geom2dGcc_Circ2d2TanOnIter Circ(Qc1,Point->Pnt2d(),LLon->Lin2d(),
528 Param1,ParamOn,Tolerance);
529 WellDone = Circ.IsDone();
533 cirsol(1) = Circ.ThisSolution();
534 if (Circ.IsTheSame1()) { TheSame1(1) = 1; }
535 else {TheSame1(1) = 0; }
536 Circ.WhichQualifier(qualifier1(1),qualifier2(1));
537 Circ.Tangency1(par1sol(1),pararg1(1),pnttg1sol(1));
538 Circ.Tangency2(par2sol(1),pararg2(1),pnttg2sol(1));
543 Geom2dGcc_Circ2d2TanOnIter Circ(Qc1,Point->Pnt2d(),OnCurve,
544 Param1,ParamOn,Tolerance);
545 WellDone = Circ.IsDone();
549 cirsol(1) = Circ.ThisSolution();
550 if (Circ.IsTheSame1()) { TheSame1(1) = 1; }
551 else {TheSame1(1) = 0; }
552 if (Circ.IsTheSame2()) { TheSame2(1) = 1; }
553 else {TheSame2(1) = 0; }
554 Circ.WhichQualifier(qualifier1(1),qualifier2(1));
555 Circ.Tangency1(par1sol(1),pararg1(1),pnttg1sol(1));
556 Circ.Tangency2(par2sol(1),pararg2(1),pnttg2sol(1));
562 Geom2dGcc_Circ2d2TanOn::
563 Geom2dGcc_Circ2d2TanOn (const Handle(Geom2d_Point)& Point1 ,
564 const Handle(Geom2d_Point)& Point2 ,
565 const Geom2dAdaptor_Curve& OnCurve ,
566 const Standard_Real Tolerance ):
582 GeomAbs_CurveType Type3 = OnCurve.GetType();
583 Handle(Geom2d_Curve) Con = OnCurve.Curve();
585 //=============================================================================
587 //=============================================================================
589 Invert = Standard_False;
591 if (Type3 == GeomAbs_Line || Type3 == GeomAbs_Circle) {
592 gp_Pnt2d pnt1(Point1->Pnt2d());
593 gp_Pnt2d pnt2(Point2->Pnt2d());
594 if (Type3 == GeomAbs_Circle) {
595 Handle(Geom2d_Circle) CCon = Handle(Geom2d_Circle)::DownCast(Con);
596 GccAna_Circ2d2TanOn CircAna(pnt1,pnt2,CCon->Circ2d(),Tolerance);
597 WellDone = CircAna.IsDone();
600 NbrSol = CircAna.NbSolutions();
601 for(Standard_Integer i=1; i<=NbrSol; i++) {
602 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
608 Handle(Geom2d_Line) LLon = Handle(Geom2d_Line)::DownCast(Con);
609 GccAna_Circ2d2TanOn CircAna(pnt1,pnt2,LLon->Lin2d(),Tolerance);
610 WellDone = CircAna.IsDone();
613 NbrSol = CircAna.NbSolutions();
614 for(Standard_Integer i=1; i<=NbrSol; i++) {
615 CircAna.WhichQualifier(i,qualifier1(i),qualifier2(i));
622 //=============================================================================
624 //=============================================================================
627 Geom2dGcc_Circ2d2TanOnGeo CircGeo(Point1->Pnt2d(),Point2->Pnt2d(),
629 WellDone = CircGeo.IsDone();
632 NbrSol = CircGeo.NbSolutions();
633 for(Standard_Integer i=1; i<=NbrSol; i++) {
634 CircGeo.WhichQualifier(i,qualifier1(i),qualifier2(i));
641 void Geom2dGcc_Circ2d2TanOn::Results(const GccAna_Circ2d2TanOn& Circ)
643 for (Standard_Integer j = 1; j <= NbrSol; j++) {
644 cirsol(j) = Circ.ThisSolution(j);
645 if (Circ.IsTheSame1(j)) { TheSame1(j) = 1; }
646 else {TheSame1(j) = 0; }
647 if (Circ.IsTheSame2(j)) { TheSame2(j) = 1; }
648 else {TheSame2(j) = 0; }
649 Circ.WhichQualifier(j,qualifier1(j),qualifier2(j));
650 Circ.Tangency1(j,par1sol(j),pararg1(j),pnttg1sol(j));
651 Circ.Tangency2(j,par2sol(j),pararg2(j),pnttg2sol(j));
652 Circ.CenterOn3(j,parcen3(j),pntcen(j));
656 void Geom2dGcc_Circ2d2TanOn::Results(const Geom2dGcc_Circ2d2TanOnGeo& Circ)
658 for (Standard_Integer j = 1; j <= NbrSol; j++) {
659 cirsol(j) = Circ.ThisSolution(j);
660 if (Circ.IsTheSame1(j)) { TheSame1(j) = 1; }
661 else {TheSame1(j) = 0; }
662 if (Circ.IsTheSame2(j)) { TheSame2(j) = 1; }
663 else {TheSame2(j) = 0; }
664 Circ.WhichQualifier(j,qualifier1(j),qualifier2(j));
665 Circ.Tangency1(j,par1sol(j),pararg1(j),pnttg1sol(j));
666 Circ.Tangency2(j,par2sol(j),pararg2(j),pnttg2sol(j));
667 Circ.CenterOn3(j,parcen3(j),pntcen(j));
671 Standard_Boolean Geom2dGcc_Circ2d2TanOn::
672 IsDone () const { return WellDone; }
674 Standard_Integer Geom2dGcc_Circ2d2TanOn::
680 gp_Circ2d Geom2dGcc_Circ2d2TanOn::
681 ThisSolution (const Standard_Integer Index) const
683 if (!WellDone) { throw StdFail_NotDone(); }
684 if (Index <= 0 ||Index > NbrSol) { throw Standard_OutOfRange(); }
685 return cirsol(Index);
688 void Geom2dGcc_Circ2d2TanOn::
689 WhichQualifier (const Standard_Integer Index ,
690 GccEnt_Position& Qualif1 ,
691 GccEnt_Position& Qualif2) const
693 if (!WellDone) { throw StdFail_NotDone(); }
694 else if (Index <= 0 ||Index > NbrSol) { throw Standard_OutOfRange(); }
697 Qualif1 = qualifier2(Index);
698 Qualif2 = qualifier1(Index);
701 Qualif1 = qualifier1(Index);
702 Qualif2 = qualifier2(Index);
707 void Geom2dGcc_Circ2d2TanOn::
708 Tangency1 (const Standard_Integer Index,
709 Standard_Real& ParSol,
710 Standard_Real& ParArg,
711 gp_Pnt2d& PntSol) const
713 if (!WellDone) { throw StdFail_NotDone(); }
714 else if (Index <= 0 ||Index > NbrSol) { throw Standard_OutOfRange(); }
717 if (TheSame2(Index) == 0) {
718 ParSol = par2sol(Index);
719 ParArg = pararg2(Index);
720 PntSol = pnttg2sol(Index);
722 else { throw StdFail_NotDone(); }
725 if (TheSame1(Index) == 0) {
726 ParSol = par1sol(Index);
727 ParArg = pararg1(Index);
728 PntSol = pnttg1sol(Index);
730 else { throw StdFail_NotDone(); }
735 void Geom2dGcc_Circ2d2TanOn::
736 Tangency2 (const Standard_Integer Index,
737 Standard_Real& ParSol,
738 Standard_Real& ParArg,
739 gp_Pnt2d& PntSol) const
741 if (!WellDone) { throw StdFail_NotDone(); }
742 else if (Index <= 0 ||Index > NbrSol) { throw Standard_OutOfRange(); }
745 if (TheSame2(Index) == 0) {
746 ParSol = par2sol(Index);
747 ParArg = pararg2(Index);
748 PntSol = pnttg2sol(Index);
750 else { throw StdFail_NotDone(); }
753 if (TheSame1(Index) == 0) {
754 ParSol = par1sol(Index);
755 ParArg = pararg1(Index);
756 PntSol = pnttg1sol(Index);
758 else { throw StdFail_NotDone(); }
763 void Geom2dGcc_Circ2d2TanOn::
764 CenterOn3 (const Standard_Integer Index,
765 Standard_Real& ParArg,
766 gp_Pnt2d& PntSol) const
768 if (!WellDone) { throw StdFail_NotDone(); }
769 else if (Index <= 0 ||Index > NbrSol) { throw Standard_OutOfRange(); }
771 ParArg = parcen3(Index);
772 PntSol = pntcen(Index);
776 Standard_Boolean Geom2dGcc_Circ2d2TanOn::
777 IsTheSame1 (const Standard_Integer Index) const
779 if (!WellDone) { throw StdFail_NotDone(); }
780 if (Index <= 0 ||Index > NbrSol) { throw Standard_OutOfRange(); }
782 if (TheSame2(Index) == 0) { return Standard_False; }
783 else { return Standard_True; }
786 if (TheSame1(Index) == 0) { return Standard_False; }
787 else { return Standard_True; }
791 Standard_Boolean Geom2dGcc_Circ2d2TanOn::
792 IsTheSame2 (const Standard_Integer Index) const
794 if (!WellDone) { throw StdFail_NotDone(); }
795 if (Index <= 0 ||Index > NbrSol) { throw Standard_OutOfRange(); }
797 if (TheSame2(Index) == 0) { return Standard_False; }
798 else { return Standard_True; }
801 if (TheSame1(Index) == 0) { return Standard_False; }
802 else { return Standard_True; }
804 // return Standard_True;