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0024620: BOPAlgo_CheckerSI returns interferences that are not sub-shapes of the sourc...
[occt.git] / src / IntPatch / IntPatch_Intersection.cxx
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1// Created by: Modelization
2// Copyright (c) 1999-2014 OPEN CASCADE SAS
3//
4// This file is part of Open CASCADE Technology software library.
5//
6// This library is free software; you can redistribute it and/or modify it under
7// the terms of the GNU Lesser General Public License version 2.1 as published
8// by the Free Software Foundation, with special exception defined in the file
9// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
10// distribution for complete text of the license and disclaimer of any warranty.
11//
12// Alternatively, this file may be used under the terms of Open CASCADE
13// commercial license or contractual agreement.
14
15#include <IntPatch_Intersection.ixx>
16
17#include <IntPatch_ALineToWLine.hxx>
18#include <IntPatch_GLine.hxx>
19#include <IntPatch_ALine.hxx>
20#include <IntPatch_WLine.hxx>
21#include <IntPatch_RLine.hxx>
22#include <IntPatch_PrmPrmIntersection.hxx>
23#include <IntPatch_ImpPrmIntersection.hxx>
24#include <IntPatch_ImpImpIntersection.hxx>
25#include <IntSurf_Quadric.hxx>
26
27#include <stdio.h>
28
29#define DEBUG 0
30static const Standard_Integer aNbPointsInALine = 200;
31
32//======================================================================
33// function: SequenceOfLine
34//======================================================================
35const IntPatch_SequenceOfLine& IntPatch_Intersection::SequenceOfLine() const { return(slin); }
36
37//======================================================================
38// function: IntPatch_Intersection
39//======================================================================
40IntPatch_Intersection::IntPatch_Intersection ()
41 : done(Standard_False),
42 //empt, tgte, oppo,
43 myTolArc(0.0), myTolTang(0.0),
44 myUVMaxStep(0.0), myFleche(0.0),
45 myIsStartPnt(Standard_False)
46 //myU1Start, myV1Start, myU2Start, myV2Start
47{
48}
49
50//======================================================================
51// function: IntPatch_Intersection
52//======================================================================
53IntPatch_Intersection::IntPatch_Intersection(const Handle(Adaptor3d_HSurface)& S1,
54 const Handle(Adaptor3d_TopolTool)& D1,
55 const Handle(Adaptor3d_HSurface)& S2,
56 const Handle(Adaptor3d_TopolTool)& D2,
57 const Standard_Real TolArc,
58 const Standard_Real TolTang)
59 : done(Standard_False),
60 //empt, tgte, oppo,
61 myTolArc(TolArc), myTolTang(TolTang),
62 myUVMaxStep(0.0), myFleche(0.0),
63 myIsStartPnt(Standard_False)
64 //myU1Start, myV1Start, myU2Start, myV2Start
65{
66 if(myTolArc<1e-8) myTolArc=1e-8;
67 if(myTolTang<1e-8) myTolTang=1e-8;
68 if(myTolArc>0.5) myTolArc=0.5;
69 if(myTolTang>0.5) myTolTang=0.5;
70 Perform(S1,D1,S2,D2,TolArc,TolTang);
71}
72
73//======================================================================
74// function: IntPatch_Intersection
75//======================================================================
76IntPatch_Intersection::IntPatch_Intersection(const Handle(Adaptor3d_HSurface)& S1,
77 const Handle(Adaptor3d_TopolTool)& D1,
78 const Standard_Real TolArc,
79 const Standard_Real TolTang)
80 : done(Standard_False),
81 //empt, tgte, oppo,
82 myTolArc(TolArc), myTolTang(TolTang),
83 myUVMaxStep(0.0), myFleche(0.0),
84 myIsStartPnt(Standard_False)
85 //myU1Start, myV1Start, myU2Start, myV2Start
86{
87 Perform(S1,D1,TolArc,TolTang);
88}
89
90//======================================================================
91// function: SetTolerances
92//======================================================================
93void IntPatch_Intersection::SetTolerances(const Standard_Real TolArc,
94 const Standard_Real TolTang,
95 const Standard_Real UVMaxStep,
96 const Standard_Real Fleche)
97{
98 myTolArc = TolArc;
99 myTolTang = TolTang;
100 myUVMaxStep = UVMaxStep;
101 myFleche = Fleche;
102 if(myTolArc<1e-8) myTolArc=1e-8;
103 if(myTolTang<1e-8) myTolTang=1e-8;
104 if(myTolArc>0.5) myTolArc=0.5;
105 if(myTolTang>0.5) myTolTang=0.5;
106 if(myFleche<1.0e-3) myFleche=1e-3;
107 if(myUVMaxStep<1.0e-3) myUVMaxStep=1e-3;
108 if(myFleche>10) myFleche=10;
109 if(myUVMaxStep>0.5) myUVMaxStep=0.5;
110}
111
112//======================================================================
113// function: Perform
114//======================================================================
115void IntPatch_Intersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
116 const Handle(Adaptor3d_TopolTool)& D1,
117 const Standard_Real TolArc,
118 const Standard_Real TolTang)
119{
120 myTolArc = TolArc;
121 myTolTang = TolTang;
122 if(myFleche == 0.0) myFleche = 0.01;
123 if(myUVMaxStep==0.0) myUVMaxStep = 0.01;
124
125 done = Standard_True;
126 spnt.Clear();
127 slin.Clear();
128
129 empt = Standard_True;
130 tgte = Standard_False;
131 oppo = Standard_False;
132
133 switch (S1->GetType())
134 {
135 case GeomAbs_Plane:
136 case GeomAbs_Cylinder:
137 case GeomAbs_Sphere:
138 case GeomAbs_Cone:
139 case GeomAbs_Torus: break;
140 default:
141 {
142 IntPatch_PrmPrmIntersection interpp;
143 interpp.Perform(S1,D1,TolArc,TolTang,myFleche,myUVMaxStep);
144 if (interpp.IsDone())
145 {
146 done = Standard_True;
147 tgte = Standard_False;
148 empt = interpp.IsEmpty();
149 const Standard_Integer nblm = interpp.NbLines();
150 for (Standard_Integer i=1; i<=nblm; i++) slin.Append(interpp.Line(i));
151 }
152 }
153 break;
154 }
155}
156
157/////////////////////////////////////////////////////////////////////////////
158// These several support functions provide methods which can help basic //
159// algorithm to intersect infinite surfaces of the following types: //
160// //
161// a.) SurfaceOfExtrusion; //
162// b.) SurfaceOfRevolution; //
163// c.) OffsetSurface. //
164// //
165/////////////////////////////////////////////////////////////////////////////
166#include <TColgp_Array1OfXYZ.hxx>
167#include <TColgp_Array1OfPnt.hxx>
168#include <TColgp_SequenceOfPnt.hxx>
169#include <Extrema_ExtPS.hxx>
170#include <Extrema_POnSurf.hxx>
171#include <Geom2d_Curve.hxx>
172#include <Geom2dAPI_InterCurveCurve.hxx>
173#include <GeomAdaptor.hxx>
174#include <GeomAdaptor_HCurve.hxx>
175#include <GeomAdaptor_Curve.hxx>
176#include <GeomAdaptor_Surface.hxx>
177#include <Handle_GeomAdaptor_HSurface.hxx>
178#include <Geom_Plane.hxx>
179#include <ProjLib_ProjectOnPlane.hxx>
180#include <GeomProjLib.hxx>
181#include <ElCLib.hxx>
182#include <Geom_TrimmedCurve.hxx>
183#include <Geom_Surface.hxx>
184#include <Geom_SurfaceOfLinearExtrusion.hxx>
185#include <Geom_OffsetSurface.hxx>
186#include <Geom_SurfaceOfRevolution.hxx>
187#include <Geom_RectangularTrimmedSurface.hxx>
188
189//===============================================================
190//function: FUN_GetMinMaxXYZPnt
191//===============================================================
192static void FUN_GetMinMaxXYZPnt( const Handle(Adaptor3d_HSurface)& S,
193 gp_Pnt& pMin, gp_Pnt& pMax )
194{
195 const Standard_Real DU = 0.25 * Abs(S->LastUParameter() - S->FirstUParameter());
196 const Standard_Real DV = 0.25 * Abs(S->LastVParameter() - S->FirstVParameter());
197 Standard_Real tMinXYZ = RealLast();
198 Standard_Real tMaxXYZ = -tMinXYZ;
199 gp_Pnt PUV, ptMax, ptMin;
200 for(Standard_Real U = S->FirstUParameter(); U <= S->LastUParameter(); U += DU)
201 {
202 for(Standard_Real V = S->FirstVParameter(); V <= S->LastVParameter(); V += DV)
203 {
204 S->D0(U,V,PUV);
205 const Standard_Real cXYZ = PUV.XYZ().Modulus();
206 if(cXYZ > tMaxXYZ) { tMaxXYZ = cXYZ; ptMax = PUV; }
207 if(cXYZ < tMinXYZ) { tMinXYZ = cXYZ; ptMin = PUV; }
208 }
209 }
210 pMin = ptMin;
211 pMax = ptMax;
212}
213//==========================================================================
214//function: FUN_TrimInfSurf
215//==========================================================================
216static void FUN_TrimInfSurf(const gp_Pnt& Pmin,
217 const gp_Pnt& Pmax,
218 const Handle(Adaptor3d_HSurface)& InfSurf,
219 const Standard_Real& AlternativeTrimPrm,
220 Handle(Adaptor3d_HSurface)& TrimS)
221{
222 Standard_Real TP = AlternativeTrimPrm;
223 Extrema_ExtPS ext1(Pmin, InfSurf->Surface(), 1.e-7, 1.e-7);
224 Extrema_ExtPS ext2(Pmax, InfSurf->Surface(), 1.e-7, 1.e-7);
225 if(ext1.IsDone() || ext2.IsDone())
226 {
227 Standard_Real Umax = -1.e+100, Umin = 1.e+100, Vmax = -1.e+100, Vmin = 1.e+100, cU, cV;
228 if(ext1.IsDone())
229 {
230 for(Standard_Integer i = 1; i <= ext1.NbExt(); i++)
231 {
232 const Extrema_POnSurf & pons = ext1.Point(i);
233 pons.Parameter(cU,cV);
234 if(cU > Umax) Umax = cU;
235 if(cU < Umin) Umin = cU;
236 if(cV > Vmax) Vmax = cV;
237 if(cV < Vmin) Vmin = cV;
238 }
239 }
240 if(ext2.IsDone())
241 {
242 for(Standard_Integer i = 1; i <= ext2.NbExt(); i++)
243 {
244 const Extrema_POnSurf & pons = ext2.Point(i);
245 pons.Parameter(cU,cV);
246 if(cU > Umax) Umax = cU;
247 if(cU < Umin) Umin = cU;
248 if(cV > Vmax) Vmax = cV;
249 if(cV < Vmin) Vmin = cV;
250 }
251 }
252 TP = Max(Abs(Umin),Max(Abs(Umax),Max(Abs(Vmin),Abs(Vmax))));
253 }
254 if(TP == 0.) { TrimS = InfSurf; return; }
255 else
256 {
257 const Standard_Boolean Uinf = Precision::IsNegativeInfinite(InfSurf->FirstUParameter());
258 const Standard_Boolean Usup = Precision::IsPositiveInfinite(InfSurf->LastUParameter());
259 const Standard_Boolean Vinf = Precision::IsNegativeInfinite(InfSurf->FirstVParameter());
260 const Standard_Boolean Vsup = Precision::IsPositiveInfinite(InfSurf->LastVParameter());
261 Handle(Adaptor3d_HSurface) TmpSS;
262 Standard_Integer IsTrimed = 0;
263 const Standard_Real tp = 1000.0 * TP;
264 if(Vinf && Vsup) { TrimS = InfSurf->VTrim(-tp, tp, 1.0e-7); IsTrimed = 1; }
265 if(Vinf && !Vsup){ TrimS = InfSurf->VTrim(-tp, InfSurf->LastVParameter(), 1.0e-7); IsTrimed = 1; }
266 if(!Vinf && Vsup){ TrimS = InfSurf->VTrim(InfSurf->FirstVParameter(), tp, 1.0e-7); IsTrimed = 1; }
267 if(IsTrimed)
268 {
269 TmpSS = TrimS;
270 if(Uinf && Usup) TrimS = TmpSS->UTrim(-tp, tp, 1.0e-7);
271 if(Uinf && !Usup) TrimS = TmpSS->UTrim(-tp, InfSurf->LastUParameter(), 1.0e-7);
272 if(!Uinf && Usup) TrimS = TmpSS->UTrim(InfSurf->FirstUParameter(), tp, 1.0e-7);
273 }
274 else
275 {
276 if(Uinf && Usup) TrimS = InfSurf->UTrim(-tp, tp, 1.0e-7);
277 if(Uinf && !Usup) TrimS = InfSurf->UTrim(-tp, InfSurf->LastUParameter(), 1.0e-7);
278 if(!Uinf && Usup) TrimS = InfSurf->UTrim(InfSurf->FirstUParameter(), tp, 1.0e-7);
279 }
280 }
281}
282//================================================================================
283//function: FUN_GetUiso
284//================================================================================
285static void FUN_GetUiso(const Handle(Geom_Surface)& GS,
286 const GeomAbs_SurfaceType& T,
287 const Standard_Real& FirstV,
288 const Standard_Real& LastV,
289 const Standard_Boolean& IsVC,
290 const Standard_Boolean& IsVP,
291 const Standard_Real& U,
292 Handle(Geom_Curve)& I)
293{
294 if(T != GeomAbs_OffsetSurface)
295 {
296 Handle(Geom_Curve) gc = GS->UIso(U);
297 if(IsVP && (FirstV == 0.0 && LastV == (2.*M_PI))) I = gc;
298 else
299 {
300 Handle(Geom_TrimmedCurve) gtc = new Geom_TrimmedCurve(gc,FirstV,LastV);
301 //szv:I = Handle(Geom_Curve)::DownCast(gtc);
302 I = gtc;
303 }
304 }
305 else//OffsetSurface
306 {
307 const Handle(Geom_OffsetSurface) gos = *(Handle_Geom_OffsetSurface*)&GS;
308 const Handle(Geom_Surface) bs = gos->BasisSurface();
309 Handle(Geom_Curve) gcbs = bs->UIso(U);
310 GeomAdaptor_Curve gac(gcbs);
311 const GeomAbs_CurveType GACT = gac.GetType();
312 if(IsVP || IsVC || GACT == GeomAbs_BSplineCurve || GACT == GeomAbs_BezierCurve || Abs(LastV - FirstV) < 1.e+5)
313 {
314 Handle(Geom_Curve) gc = gos->UIso(U);
315 if(IsVP && (FirstV == 0.0 && LastV == (2*M_PI))) I = gc;
316 else
317 {
318 Handle(Geom_TrimmedCurve) gtc = new Geom_TrimmedCurve(gc,FirstV,LastV);
319 //szv:I = Handle(Geom_Curve)::DownCast(gtc);
320 I = gtc;
321 }
322 }
323 else//Offset Line, Parab, Hyperb
324 {
325 Standard_Real VmTr, VMTr;
326 if(GACT != GeomAbs_Hyperbola)
327 {
328 if(FirstV >= 0. && LastV >= 0.){ VmTr = FirstV; VMTr = ((LastV - FirstV) > 1.e+4) ? (FirstV + 1.e+4) : LastV; }
329 else if(FirstV < 0. && LastV < 0.){ VMTr = LastV; VmTr = ((FirstV - LastV) < -1.e+4) ? (LastV - 1.e+4) : FirstV; }
330 else { VmTr = (FirstV < -1.e+4) ? -1.e+4 : FirstV; VMTr = (LastV > 1.e+4) ? 1.e+4 : LastV; }
331 }
332 else//Hyperbola
333 {
334 if(FirstV >= 0. && LastV >= 0.)
335 {
336 if(FirstV > 4.) return;
337 VmTr = FirstV; VMTr = (LastV > 4.) ? 4. : LastV;
338 }
339 else if(FirstV < 0. && LastV < 0.)
340 {
341 if(LastV < -4.) return;
342 VMTr = LastV; VmTr = (FirstV < -4.) ? -4. : FirstV;
343 }
344 else { VmTr = (FirstV < -4.) ? -4. : FirstV; VMTr = (LastV > 4.) ? 4. : LastV; }
345 }
346 //Make trimmed surface
347 Handle(Geom_RectangularTrimmedSurface) rts = new Geom_RectangularTrimmedSurface(gos,VmTr,VMTr,Standard_True);
348 I = rts->UIso(U);
349 }
350 }
351}
352//================================================================================
353//function: FUN_GetViso
354//================================================================================
355static void FUN_GetViso(const Handle(Geom_Surface)& GS,
356 const GeomAbs_SurfaceType& T,
357 const Standard_Real& FirstU,
358 const Standard_Real& LastU,
359 const Standard_Boolean& IsUC,
360 const Standard_Boolean& IsUP,
361 const Standard_Real& V,
362 Handle(Geom_Curve)& I)
363{
364 if(T != GeomAbs_OffsetSurface)
365 {
366 Handle(Geom_Curve) gc = GS->VIso(V);
367 if(IsUP && (FirstU == 0.0 && LastU == (2*M_PI))) I = gc;
368 else
369 {
370 Handle(Geom_TrimmedCurve) gtc = new Geom_TrimmedCurve(gc,FirstU,LastU);
371 //szv:I = Handle(Geom_Curve)::DownCast(gtc);
372 I = gtc;
373 }
374 }
375 else//OffsetSurface
376 {
377 const Handle(Geom_OffsetSurface) gos = *(Handle_Geom_OffsetSurface*)&GS;
378 const Handle(Geom_Surface) bs = gos->BasisSurface();
379 Handle(Geom_Curve) gcbs = bs->VIso(V);
380 GeomAdaptor_Curve gac(gcbs);
381 const GeomAbs_CurveType GACT = gac.GetType();
382 if(IsUP || IsUC || GACT == GeomAbs_BSplineCurve || GACT == GeomAbs_BezierCurve || Abs(LastU - FirstU) < 1.e+5)
383 {
384 Handle(Geom_Curve) gc = gos->VIso(V);
385 if(IsUP && (FirstU == 0.0 && LastU == (2*M_PI))) I = gc;
386 else
387 {
388 Handle(Geom_TrimmedCurve) gtc = new Geom_TrimmedCurve(gc,FirstU,LastU);
389 //szv:I = Handle(Geom_Curve)::DownCast(gtc);
390 I = gtc;
391 }
392 }
393 else//Offset Line, Parab, Hyperb
394 {
395 Standard_Real UmTr, UMTr;
396 if(GACT != GeomAbs_Hyperbola)
397 {
398 if(FirstU >= 0. && LastU >= 0.){ UmTr = FirstU; UMTr = ((LastU - FirstU) > 1.e+4) ? (FirstU + 1.e+4) : LastU; }
399 else if(FirstU < 0. && LastU < 0.){ UMTr = LastU; UmTr = ((FirstU - LastU) < -1.e+4) ? (LastU - 1.e+4) : FirstU; }
400 else { UmTr = (FirstU < -1.e+4) ? -1.e+4 : FirstU; UMTr = (LastU > 1.e+4) ? 1.e+4 : LastU; }
401 }
402 else//Hyperbola
403 {
404 if(FirstU >= 0. && LastU >= 0.)
405 {
406 if(FirstU > 4.) return;
407 UmTr = FirstU; UMTr = (LastU > 4.) ? 4. : LastU;
408 }
409 else if(FirstU < 0. && LastU < 0.)
410 {
411 if(LastU < -4.) return;
412 UMTr = LastU; UmTr = (FirstU < -4.) ? -4. : FirstU;
413 }
414 else { UmTr = (FirstU < -4.) ? -4. : FirstU; UMTr = (LastU > 4.) ? 4. : LastU; }
415 }
416 //Make trimmed surface
417 Handle(Geom_RectangularTrimmedSurface) rts = new Geom_RectangularTrimmedSurface(gos,UmTr,UMTr,Standard_True);
418 I = rts->VIso(V);
419 }
420 }
421}
422//================================================================================
423//function: FUN_PL_Intersection
424//================================================================================
425static void FUN_PL_Intersection(const Handle(Adaptor3d_HSurface)& S1,
426 const GeomAbs_SurfaceType& T1,
427 const Handle(Adaptor3d_HSurface)& S2,
428 const GeomAbs_SurfaceType& T2,
429 Standard_Boolean& IsOk,
430 TColgp_SequenceOfPnt& SP,
431 gp_Vec& DV)
432{
433 IsOk = Standard_False;
434 // 1. Check: both surfaces have U(V)isos - lines.
435 DV = gp_Vec(0.,0.,1.);
436 Standard_Boolean isoS1isLine[2] = {0, 0};
437 Standard_Boolean isoS2isLine[2] = {0, 0};
438 Handle(Geom_Curve) C1, C2;
439 const GeomAdaptor_Surface & gas1 = *(GeomAdaptor_Surface*)(&(S1->Surface()));
440 const GeomAdaptor_Surface & gas2 = *(GeomAdaptor_Surface*)(&(S2->Surface()));
441 const Handle(Geom_Surface) gs1 = gas1.Surface();
442 const Handle(Geom_Surface) gs2 = gas2.Surface();
443 Standard_Real MS1[2], MS2[2];
444 MS1[0] = 0.5 * (S1->LastUParameter() + S1->FirstUParameter());
445 MS1[1] = 0.5 * (S1->LastVParameter() + S1->FirstVParameter());
446 MS2[0] = 0.5 * (S2->LastUParameter() + S2->FirstUParameter());
447 MS2[1] = 0.5 * (S2->LastVParameter() + S2->FirstVParameter());
448 if(T1 == GeomAbs_SurfaceOfExtrusion) isoS1isLine[0] = Standard_True;
449 else if(!S1->IsVPeriodic() && !S1->IsVClosed()) {
450 if(T1 != GeomAbs_OffsetSurface) C1 = gs1->UIso(MS1[0]);
451 else {
452 const Handle(Geom_OffsetSurface) gos = *(Handle_Geom_OffsetSurface*)&gs1;
453 const Handle(Geom_Surface) bs = gos->BasisSurface();
454 C1 = bs->UIso(MS1[0]);
455 }
456 GeomAdaptor_Curve gac(C1);
457 if(gac.GetType() == GeomAbs_Line) isoS1isLine[0] = Standard_True;
458 }
459 if(!S1->IsUPeriodic() && !S1->IsUClosed()) {
460 if(T1 != GeomAbs_OffsetSurface) C1 = gs1->VIso(MS1[1]);
461 else {
462 const Handle(Geom_OffsetSurface) gos = *(Handle_Geom_OffsetSurface*)&gs1;
463 const Handle(Geom_Surface) bs = gos->BasisSurface();
464 C1 = bs->VIso(MS1[1]);
465 }
466 GeomAdaptor_Curve gac(C1);
467 if(gac.GetType() == GeomAbs_Line) isoS1isLine[1] = Standard_True;
468 }
469 if(T2 == GeomAbs_SurfaceOfExtrusion) isoS2isLine[0] = Standard_True;
470 else if(!S2->IsVPeriodic() && !S2->IsVClosed()) {
471 if(T2 != GeomAbs_OffsetSurface) C2 = gs2->UIso(MS2[0]);
472 else {
473 const Handle(Geom_OffsetSurface) gos = *(Handle_Geom_OffsetSurface*)&gs2;
474 const Handle(Geom_Surface) bs = gos->BasisSurface();
475 C2 = bs->UIso(MS2[0]);
476 }
477 GeomAdaptor_Curve gac(C2);
478 if(gac.GetType() == GeomAbs_Line) isoS2isLine[0] = Standard_True;
479 }
480 if(!S2->IsUPeriodic() && !S2->IsUClosed()) {
481 if(T2 != GeomAbs_OffsetSurface) C2 = gs2->VIso(MS2[1]);
482 else {
483 const Handle(Geom_OffsetSurface) gos = *(Handle_Geom_OffsetSurface*)&gs2;
484 const Handle(Geom_Surface) bs = gos->BasisSurface();
485 C2 = bs->VIso(MS2[1]);
486 }
487 GeomAdaptor_Curve gac(C2);
488 if(gac.GetType() == GeomAbs_Line) isoS2isLine[1] = Standard_True;
489 }
490 Standard_Boolean IsBothLines = ((isoS1isLine[0] || isoS1isLine[1]) &&
491 (isoS2isLine[0] || isoS2isLine[1]));
492 if(!IsBothLines){
493 return;
494 }
495 // 2. Check: Uiso lines of both surfaces are collinear.
496 gp_Pnt puvS1, puvS2;
497 gp_Vec derS1[2], derS2[2];
498 S1->D1(MS1[0], MS1[1], puvS1, derS1[0], derS1[1]);
499 S2->D1(MS2[0], MS2[1], puvS2, derS2[0], derS2[1]);
500 C1.Nullify(); C2.Nullify();
501 Standard_Integer iso = 0;
502 if(isoS1isLine[0] && isoS2isLine[0] &&
503 derS1[1].IsParallel(derS2[1],Precision::Angular())) {
504 iso = 1;
505 FUN_GetViso(gs1,T1,S1->FirstUParameter(),S1->LastUParameter(),
506 S1->IsUClosed(),S1->IsUPeriodic(),MS1[1],C1);
507 FUN_GetViso(gs2,T2,S2->FirstUParameter(),S2->LastUParameter(),
508 S2->IsUClosed(),S2->IsUPeriodic(),MS2[1],C2);
509 }
510 else if(isoS1isLine[0] && isoS2isLine[1] &&
511 derS1[1].IsParallel(derS2[0],Precision::Angular())) {
512 iso = 1;
513 FUN_GetViso(gs1,T1,S1->FirstUParameter(),S1->LastUParameter(),
514 S1->IsUClosed(),S1->IsUPeriodic(),MS1[1],C1);
515 FUN_GetUiso(gs2,T2,S2->FirstVParameter(),S2->LastVParameter(),
516 S2->IsVClosed(),S2->IsVPeriodic(),MS2[0],C2);
517 }
518 else if(isoS1isLine[1] && isoS2isLine[0] &&
519 derS1[0].IsParallel(derS2[1],Precision::Angular())) {
520 iso = 0;
521 FUN_GetUiso(gs1,T1,S1->FirstVParameter(),S1->LastVParameter(),
522 S1->IsVClosed(),S1->IsVPeriodic(),MS1[0],C1);
523 FUN_GetViso(gs2,T2,S2->FirstUParameter(),S2->LastUParameter(),
524 S2->IsUClosed(),S2->IsUPeriodic(),MS2[1],C2);
525 }
526 else if(isoS1isLine[1] && isoS2isLine[1] &&
527 derS1[0].IsParallel(derS2[0],Precision::Angular())) {
528 iso = 0;
529 FUN_GetUiso(gs1,T1,S1->FirstVParameter(),S1->LastVParameter(),
530 S1->IsVClosed(),S1->IsVPeriodic(),MS1[0],C1);
531 FUN_GetUiso(gs2,T2,S2->FirstVParameter(),S2->LastVParameter(),
532 S2->IsVClosed(),S2->IsVPeriodic(),MS2[0],C2);
533 }
534 else {
535 IsOk = Standard_False;
536 return;
537 }
538 IsOk = Standard_True;
539 // 3. Make intersections of V(U)isos
540 if(C1.IsNull() || C2.IsNull()) return;
541 DV = derS1[iso];
542 Handle(Geom_Plane) GPln = new Geom_Plane(gp_Pln(puvS1,gp_Dir(DV)));
543 Handle(Geom_Curve) C1Prj =
544 GeomProjLib::ProjectOnPlane(C1,GPln,gp_Dir(DV),Standard_True);
545 Handle(Geom_Curve) C2Prj =
546 GeomProjLib::ProjectOnPlane(C2,GPln,gp_Dir(DV),Standard_True);
547 if(C1Prj.IsNull() || C2Prj.IsNull()) return;
548 Handle(Geom2d_Curve) C1Prj2d =
549 GeomProjLib::Curve2d(C1Prj,*(Handle_Geom_Surface *)&GPln);
550 Handle(Geom2d_Curve) C2Prj2d =
551 GeomProjLib::Curve2d(C2Prj,*(Handle_Geom_Surface *)&GPln);
552 Geom2dAPI_InterCurveCurve ICC(C1Prj2d,C2Prj2d,1.0e-7);
553 if(ICC.NbPoints() > 0 )
554 {
555 for(Standard_Integer ip = 1; ip <= ICC.NbPoints(); ip++)
556 {
557 gp_Pnt2d P = ICC.Point(ip);
558 gp_Pnt P3d = ElCLib::To3d(gp_Ax2(puvS1,gp_Dir(DV)),P);
559 SP.Append(P3d);
560 }
561 }
562}
563//================================================================================
564//function: FUN_NewFirstLast
565//================================================================================
566static void FUN_NewFirstLast(const GeomAbs_CurveType& ga_ct,
567 const Standard_Real& Fst,
568 const Standard_Real& Lst,
569 const Standard_Real& TrVal,
570 Standard_Real& NewFst,
571 Standard_Real& NewLst,
572 Standard_Boolean& NeedTr)
573{
574 NewFst = Fst; NewLst = Lst; NeedTr = Standard_False;
575 switch (ga_ct)
576 {
577 case GeomAbs_Line:
578 case GeomAbs_Parabola:
579 {
580 if(Abs(Lst - Fst) > TrVal)
581 {
582 if(Fst >= 0. && Lst >= 0.)
583 {
584 NewFst = Fst;
585 NewLst = ((Fst + TrVal) < Lst) ? (Fst + TrVal) : Lst;
586 }
587 if(Fst < 0. && Lst < 0.)
588 {
589 NewLst = Lst;
590 NewFst = ((Lst - TrVal) > Fst) ? (Lst - TrVal) : Fst;
591 }
592 else
593 {
594 NewFst = (Fst < -TrVal) ? -TrVal : Fst;
595 NewLst = (Lst > TrVal) ? TrVal : Lst;
596 }
597 NeedTr = Standard_True;
598 }
599 break;
600 }
601 case GeomAbs_Hyperbola:
602 {
603 if(Abs(Lst - Fst) > 10.)
604 {
605 if(Fst >= 0. && Lst >= 0.)
606 {
607 if(Fst > 4.) return;
608 NewFst = Fst;
609 NewLst = (Lst > 4.) ? 4. : Lst;
610 }
611 if(Fst < 0. && Lst < 0.)
612 {
613 if(Lst < -4.) return;
614 NewLst = Lst;
615 NewFst = (Fst < -4.) ? -4. : Fst;
616 }
617 else
618 {
619 NewFst = (Fst < -4.) ? -4. : Fst;
620 NewLst = (Lst > 4.) ? 4. : Lst;
621 }
622 NeedTr = Standard_True;
623 }
624 break;
625 }
626 default:
627 break;
628 }
629}
630//================================================================================
631//function: FUN_TrimBothSurf
632//================================================================================
633static void FUN_TrimBothSurf(const Handle(Adaptor3d_HSurface)& S1,
634 const GeomAbs_SurfaceType& T1,
635 const Handle(Adaptor3d_HSurface)& S2,
636 const GeomAbs_SurfaceType& T2,
637 const Standard_Real& TV,
638 Handle(Adaptor3d_HSurface)& NS1,
639 Handle(Adaptor3d_HSurface)& NS2)
640{
641 const GeomAdaptor_Surface & gas1 = *(GeomAdaptor_Surface*)(&(S1->Surface()));
642 const GeomAdaptor_Surface & gas2 = *(GeomAdaptor_Surface*)(&(S2->Surface()));
643 const Handle(Geom_Surface) gs1 = gas1.Surface();
644 const Handle(Geom_Surface) gs2 = gas2.Surface();
645 const Standard_Real UM1 = 0.5 * (S1->LastUParameter() + S1->FirstUParameter());
646 const Standard_Real UM2 = 0.5 * (S2->LastUParameter() + S2->FirstUParameter());
647 const Standard_Real VM1 = 0.5 * (S1->LastVParameter() + S1->FirstVParameter());
648 const Standard_Real VM2 = 0.5 * (S2->LastVParameter() + S2->FirstVParameter());
649 Handle(Geom_Curve) visoS1, visoS2, uisoS1, uisoS2;
650 if(T1 != GeomAbs_OffsetSurface){ visoS1 = gs1->VIso(VM1); uisoS1 = gs1->UIso(UM1); }
651 else
652 {
653 const Handle(Geom_OffsetSurface) gos = *(Handle_Geom_OffsetSurface*)&gs1;
654 const Handle(Geom_Surface) bs = gos->BasisSurface();
655 visoS1 = bs->VIso(VM1); uisoS1 = bs->UIso(UM1);
656 }
657 if(T2 != GeomAbs_OffsetSurface){ visoS2 = gs2->VIso(VM2); uisoS2 = gs2->UIso(UM2); }
658 else
659 {
660 const Handle(Geom_OffsetSurface) gos = *(Handle_Geom_OffsetSurface*)&gs2;
661 const Handle(Geom_Surface) bs = gos->BasisSurface();
662 visoS2 = bs->VIso(VM2); uisoS2 = bs->UIso(UM2);
663 }
664 if(uisoS1.IsNull() || uisoS2.IsNull() || visoS1.IsNull() || visoS2.IsNull()){ NS1 = S1; NS2 = S2; return; }
665 GeomAdaptor_Curve gau1(uisoS1);
666 GeomAdaptor_Curve gav1(visoS1);
667 GeomAdaptor_Curve gau2(uisoS2);
668 GeomAdaptor_Curve gav2(visoS2);
669 GeomAbs_CurveType GA_U1 = gau1.GetType();
670 GeomAbs_CurveType GA_V1 = gav1.GetType();
671 GeomAbs_CurveType GA_U2 = gau2.GetType();
672 GeomAbs_CurveType GA_V2 = gav2.GetType();
673 Standard_Boolean TrmU1 = Standard_False;
674 Standard_Boolean TrmV1 = Standard_False;
675 Standard_Boolean TrmU2 = Standard_False;
676 Standard_Boolean TrmV2 = Standard_False;
677 Standard_Real V1S1,V2S1,U1S1,U2S1, V1S2,V2S2,U1S2,U2S2;
678 FUN_NewFirstLast(GA_U1,S1->FirstVParameter(),S1->LastVParameter(),TV,V1S1,V2S1,TrmV1);
679 FUN_NewFirstLast(GA_V1,S1->FirstUParameter(),S1->LastUParameter(),TV,U1S1,U2S1,TrmU1);
680 FUN_NewFirstLast(GA_U2,S2->FirstVParameter(),S2->LastVParameter(),TV,V1S2,V2S2,TrmV2);
681 FUN_NewFirstLast(GA_V2,S2->FirstUParameter(),S2->LastUParameter(),TV,U1S2,U2S2,TrmU2);
682 if(TrmV1) NS1 = S1->VTrim(V1S1, V2S1, 1.0e-7);
683 if(TrmV2) NS2 = S2->VTrim(V1S2, V2S2, 1.0e-7);
684 if(TrmU1)
685 {
686 if(TrmV1)
687 {
688 Handle(Adaptor3d_HSurface) TS = NS1;
689 NS1 = TS->UTrim(U1S1, U2S1, 1.0e-7);
690 }
691 else NS1 = S1->UTrim(U1S1, U2S1, 1.0e-7);
692 }
693 if(TrmU2)
694 {
695 if(TrmV2)
696 {
697 Handle(Adaptor3d_HSurface) TS = NS2;
698 NS2 = TS->UTrim(U1S2, U2S2, 1.0e-7);
699 }
700 else NS2 = S2->UTrim(U1S2, U2S2, 1.0e-7);
701 }
702}
703
704//=======================================================================
705//function : Perform
706//purpose :
707//=======================================================================
708void IntPatch_Intersection::Perform(const Handle(Adaptor3d_HSurface)& theS1,
709 const Handle(Adaptor3d_TopolTool)& theD1,
710 const Handle(Adaptor3d_HSurface)& theS2,
711 const Handle(Adaptor3d_TopolTool)& theD2,
712 const Standard_Real TolArc,
713 const Standard_Real TolTang,
714 const Standard_Boolean isGeomInt)
715{
716 myTolArc = TolArc;
717 myTolTang = TolTang;
718 if(myFleche <= Precision::PConfusion())
719 myFleche = 0.01;
720 if(myUVMaxStep <= Precision::PConfusion())
721 myUVMaxStep = 0.01;
722
723 done = Standard_False;
724 spnt.Clear();
725 slin.Clear();
726 empt = Standard_True;
727 tgte = Standard_False;
728 oppo = Standard_False;
729
730 GeomAbs_SurfaceType typs1 = theS1->GetType();
731 GeomAbs_SurfaceType typs2 = theS2->GetType();
732
733 //treatment of the cases with cone or torus
734 Standard_Boolean TreatAsBiParametric = Standard_False;
735 Standard_Integer bImp = 0;
736 //
737 if (typs1 == GeomAbs_Cone || typs2 == GeomAbs_Cone ||
738 typs1 == GeomAbs_Torus || typs2 == GeomAbs_Torus) {
739 gp_Ax1 aCTAx, aGeomAx;
740 GeomAbs_SurfaceType aCTType;
741 Standard_Boolean bToCheck;
742 //
743 const Handle(Adaptor3d_HSurface)& aCTSurf =
744 (typs1 == GeomAbs_Cone || typs1 == GeomAbs_Torus) ? theS1 : theS2;
745 const Handle(Adaptor3d_HSurface)& aGeomSurf =
746 (typs1 == GeomAbs_Cone || typs1 == GeomAbs_Torus) ? theS2 : theS1;
747 //
748 aCTType = aCTSurf->GetType();
749 bToCheck = Standard_False;
750 //
751 if (aCTType == GeomAbs_Cone) {
752 Standard_Real a1 = Abs(aCTSurf->Cone().SemiAngle());
753 bToCheck = (a1 < 0.02) || (a1 > 1.55);
754 if (typs1 == typs2) {
755 Standard_Real a2 = Abs(aGeomSurf->Cone().SemiAngle());
756 bToCheck = bToCheck || (a2 < 0.02) || (a2 > 1.55);
757 //
758 if (a1 > 1.55 && a2 > 1.55) {//quasi-planes: if same domain, treat as canonic
759 const gp_Cone aCon1 = aCTSurf->Cone();
760 const gp_Cone aCon2 = aGeomSurf->Cone();
761 const gp_Ax1 A1 = aCon1.Axis(), A2 = aCon2.Axis();
762 if (A1.IsParallel(A2,Precision::Angular())) {
763 const gp_Pnt Apex1 = aCon1.Apex(), Apex2 = aCon2.Apex();
764 const gp_Pln Plan1( Apex1, A1.Direction() );
765 if (Plan1.Distance( Apex2 ) <= Precision::Confusion()) {
766 bToCheck = Standard_False;
767 bImp = 1;
768 }
769 }
770 }
771 }
772 //
773 aCTAx = aCTSurf->Cone().Axis();
774 }
775 else {
776 bToCheck = aCTSurf->Torus().MajorRadius() > aCTSurf->Torus().MinorRadius();
777 if (bToCheck && (typs1 == typs2)) {
778 bToCheck = aGeomSurf->Torus().MajorRadius() > aGeomSurf->Torus().MinorRadius();
779 }
780 aCTAx = aCTSurf->Torus().Axis();
781 }
782 //
783 if (bToCheck) {
784 const gp_Lin aL1(aCTAx);
785 //
786 switch (aGeomSurf->GetType()) {
787 case GeomAbs_Plane: {
788 aGeomAx = aGeomSurf->Plane().Axis();
789 if (aCTType == GeomAbs_Cone) {
790 bImp = 1;
791 if (Abs(aCTSurf->Cone().SemiAngle()) < 0.02) {
792 Standard_Real ps = Abs(aCTAx.Direction().Dot(aGeomAx.Direction()));
793 if(ps < 0.015) {
794 bImp = 0;
795 }
796 }
797 }
798 else {
799 if (aCTAx.IsParallel(aGeomAx, Precision::Angular()) ||
800 (aCTAx.IsNormal(aGeomAx, Precision::Angular()) &&
801 (aGeomSurf->Plane().Distance(aCTAx.Location()) < Precision::Confusion()))) {
802 bImp = 1;
803 }
804 }
805 bToCheck = Standard_False;
806 break;
807 }
808 case GeomAbs_Sphere: {
809 if (aL1.Distance(aGeomSurf->Sphere().Location()) < Precision::Confusion()) {
810 bImp = 1;
811 }
812 bToCheck = Standard_False;
813 break;
814 }
815 case GeomAbs_Cylinder:
816 aGeomAx = aGeomSurf->Cylinder().Axis();
817 break;
818 case GeomAbs_Cone:
819 aGeomAx = aGeomSurf->Cone().Axis();
820 break;
821 case GeomAbs_Torus:
822 aGeomAx = aGeomSurf->Torus().Axis();
823 break;
824 default:
825 bToCheck = Standard_False;
826 break;
827 }
828 //
829 if (bToCheck) {
830 if (aCTAx.IsParallel(aGeomAx, Precision::Angular()) &&
831 (aL1.Distance(aGeomAx.Location()) <= Precision::Confusion())) {
832 bImp = 1;
833 }
834 }
835 //
836 if (aCTType == GeomAbs_Cone) {
837 TreatAsBiParametric = (bImp == 0);
838 }
839 }
840 }
841 //
842
843 if(theD1->DomainIsInfinite() || theD2->DomainIsInfinite()) {
844 TreatAsBiParametric= Standard_False;
845 }
846
847// Modified by skv - Mon Sep 26 14:58:30 2005 Begin
848// if(TreatAsBiParametric) { typs1 = typs2 = GeomAbs_BezierSurface; }
849 if(TreatAsBiParametric)
850 {
851 if (typs1 == GeomAbs_Cone && typs2 == GeomAbs_Plane)
852 typs1 = GeomAbs_BezierSurface; // Using Imp-Prm Intersector
853 else if (typs1 == GeomAbs_Plane && typs2 == GeomAbs_Cone)
854 typs2 = GeomAbs_BezierSurface; // Using Imp-Prm Intersector
855 else {
856 // Using Prm-Prm Intersector
857 typs1 = GeomAbs_BezierSurface;
858 typs2 = GeomAbs_BezierSurface;
859 }
860 }
861// Modified by skv - Mon Sep 26 14:58:30 2005 End
862
863 // Surface type definition
864 Standard_Integer ts1 = 0;
865 switch (typs1)
866 {
867 case GeomAbs_Plane:
868 case GeomAbs_Cylinder:
869 case GeomAbs_Sphere:
870 case GeomAbs_Cone: ts1 = 1; break;
871 case GeomAbs_Torus: ts1 = bImp; break;
872 default: break;
873 }
874
875 Standard_Integer ts2 = 0;
876 switch (typs2)
877 {
878 case GeomAbs_Plane:
879 case GeomAbs_Cylinder:
880 case GeomAbs_Sphere:
881 case GeomAbs_Cone: ts2 = 1; break;
882 case GeomAbs_Torus: ts2 = bImp; break;
883 default: break;
884 }
885 //
886 // treatment of the cases with torus and any other geom surface
887 //
888 // Possible intersection types: 1. ts1 == ts2 == 1 <Geom-Geom>
889 // 2. ts1 != ts2 <Geom-Param>
890 // 3. ts1 == ts2 == 0 <Param-Param>
891
892 // Geom - Geom
893 if(ts1 == ts2 && ts1 == 1)
894 {
895 const Standard_Boolean RestrictLine = Standard_True;
896 IntSurf_ListOfPntOn2S ListOfPnts;
897 ListOfPnts.Clear();
898 if(isGeomInt)
899 {
900 GeomGeomPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
901 }
902 else
903 {
904 ParamParamPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
905 }
906 }
907
908 // Geom - Param
909 if(ts1 != ts2)
910 {
911 GeomParamPerfom(theS1, theD1, theS2, theD2, ts1 == 0, typs1, typs2);
912 }
913
914 // Param - Param
915 if(ts1 == ts2 && ts1 == 0)
916 {
917 const Standard_Boolean RestrictLine = Standard_True;
918 IntSurf_ListOfPntOn2S ListOfPnts;
919 ListOfPnts.Clear();
920
921 ParamParamPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
922 }
923}
924
925//=======================================================================
926//function : Perform
927//purpose :
928//=======================================================================
929void IntPatch_Intersection::Perform(const Handle(Adaptor3d_HSurface)& theS1,
930 const Handle(Adaptor3d_TopolTool)& theD1,
931 const Handle(Adaptor3d_HSurface)& theS2,
932 const Handle(Adaptor3d_TopolTool)& theD2,
933 const Standard_Real TolArc,
934 const Standard_Real TolTang,
935 IntSurf_ListOfPntOn2S& ListOfPnts,
936 const Standard_Boolean RestrictLine,
937 const Standard_Boolean isGeomInt)
938{
939 myTolArc = TolArc;
940 myTolTang = TolTang;
941 if(myFleche <= Precision::PConfusion())
942 myFleche = 0.01;
943 if(myUVMaxStep <= Precision::PConfusion())
944 myUVMaxStep = 0.01;
945
946 done = Standard_False;
947 spnt.Clear();
948 slin.Clear();
949 empt = Standard_True;
950 tgte = Standard_False;
951 oppo = Standard_False;
952
953 GeomAbs_SurfaceType typs1 = theS1->GetType();
954 GeomAbs_SurfaceType typs2 = theS2->GetType();
955 //
956 //treatment of the cases with cone or torus
957 Standard_Boolean TreatAsBiParametric = Standard_False;
958 Standard_Integer bImp = 0;
959 //
960 if (typs1 == GeomAbs_Cone || typs2 == GeomAbs_Cone ||
961 typs1 == GeomAbs_Torus || typs2 == GeomAbs_Torus) {
962 gp_Ax1 aCTAx, aGeomAx;
963 GeomAbs_SurfaceType aCTType;
964 Standard_Boolean bToCheck;
965 //
966 const Handle(Adaptor3d_HSurface)& aCTSurf =
967 (typs1 == GeomAbs_Cone || typs1 == GeomAbs_Torus) ? theS1 : theS2;
968 const Handle(Adaptor3d_HSurface)& aGeomSurf =
969 (typs1 == GeomAbs_Cone || typs1 == GeomAbs_Torus) ? theS2 : theS1;
970 //
971 aCTType = aCTSurf->GetType();
972 bToCheck = Standard_False;
973 //
974 if (aCTType == GeomAbs_Cone) {
975 Standard_Real a1 = Abs(aCTSurf->Cone().SemiAngle());
976 bToCheck = (a1 < 0.02) || (a1 > 1.55);
977 if (typs1 == typs2) {
978 Standard_Real a2 = Abs(aGeomSurf->Cone().SemiAngle());
979 bToCheck = bToCheck || (a2 < 0.02) || (a2 > 1.55);
980 //
981 if (a1 > 1.55 && a2 > 1.55) {//quasi-planes: if same domain, treat as canonic
982 const gp_Cone aCon1 = aCTSurf->Cone();
983 const gp_Cone aCon2 = aGeomSurf->Cone();
984 const gp_Ax1 A1 = aCon1.Axis(), A2 = aCon2.Axis();
985 if (A1.IsParallel(A2,Precision::Angular())) {
986 const gp_Pnt Apex1 = aCon1.Apex(), Apex2 = aCon2.Apex();
987 const gp_Pln Plan1( Apex1, A1.Direction() );
988 if (Plan1.Distance( Apex2 ) <= Precision::Confusion()) {
989 bToCheck = Standard_False;
990 bImp = 1;
991 }
992 }
993 }
994 }
995 //
996 aCTAx = aCTSurf->Cone().Axis();
997 }
998 else {
999 bToCheck = aCTSurf->Torus().MajorRadius() > aCTSurf->Torus().MinorRadius();
1000 if (bToCheck && (typs1 == typs2)) {
1001 bToCheck = aGeomSurf->Torus().MajorRadius() > aGeomSurf->Torus().MinorRadius();
1002 }
1003 aCTAx = aCTSurf->Torus().Axis();
1004 }
1005 //
1006 if (bToCheck) {
1007 const gp_Lin aL1(aCTAx);
1008 //
1009 switch (aGeomSurf->GetType()) {
1010 case GeomAbs_Plane: {
1011 aGeomAx = aGeomSurf->Plane().Axis();
1012 if (aCTType == GeomAbs_Cone) {
1013 bImp = 1;
1014 if (Abs(aCTSurf->Cone().SemiAngle()) < 0.02) {
1015 Standard_Real ps = Abs(aCTAx.Direction().Dot(aGeomAx.Direction()));
1016 if(ps < 0.015) {
1017 bImp = 0;
1018 }
1019 }
1020 }
1021 else {
1022 if (aCTAx.IsParallel(aGeomAx, Precision::Angular()) ||
1023 (aCTAx.IsNormal(aGeomAx, Precision::Angular()) &&
1024 (aGeomSurf->Plane().Distance(aCTAx.Location()) < Precision::Confusion()))) {
1025 bImp = 1;
1026 }
1027 }
1028 bToCheck = Standard_False;
1029 break;
1030 }
1031 case GeomAbs_Sphere: {
1032 if (aL1.Distance(aGeomSurf->Sphere().Location()) < Precision::Confusion()) {
1033 bImp = 1;
1034 }
1035 bToCheck = Standard_False;
1036 break;
1037 }
1038 case GeomAbs_Cylinder:
1039 aGeomAx = aGeomSurf->Cylinder().Axis();
1040 break;
1041 case GeomAbs_Cone:
1042 aGeomAx = aGeomSurf->Cone().Axis();
1043 break;
1044 case GeomAbs_Torus:
1045 aGeomAx = aGeomSurf->Torus().Axis();
1046 break;
1047 default:
1048 bToCheck = Standard_False;
1049 break;
1050 }
1051 //
1052 if (bToCheck) {
1053 if (aCTAx.IsParallel(aGeomAx, Precision::Angular()) &&
1054 (aL1.Distance(aGeomAx.Location()) <= Precision::Confusion())) {
1055 bImp = 1;
1056 }
1057 }
1058 //
1059 if (aCTType == GeomAbs_Cone) {
1060 TreatAsBiParametric = (bImp == 0);
1061 }
1062 }
1063 }
1064 //
1065
1066 if(theD1->DomainIsInfinite() || theD2->DomainIsInfinite()) {
1067 TreatAsBiParametric= Standard_False;
1068 }
1069
1070 if(TreatAsBiParametric)
1071 {
1072 // Using Prm-Prm Intersector
1073 typs1 = GeomAbs_BezierSurface;
1074 typs2 = GeomAbs_BezierSurface;
1075 }
1076
1077 // Surface type definition
1078 Standard_Integer ts1 = 0;
1079 switch (typs1)
1080 {
1081 case GeomAbs_Plane:
1082 case GeomAbs_Cylinder:
1083 case GeomAbs_Sphere:
1084 case GeomAbs_Cone: ts1 = 1; break;
1085 case GeomAbs_Torus: ts1 = bImp; break;
1086 default: break;
1087 }
1088
1089 Standard_Integer ts2 = 0;
1090 switch (typs2)
1091 {
1092 case GeomAbs_Plane:
1093 case GeomAbs_Cylinder:
1094 case GeomAbs_Sphere:
1095 case GeomAbs_Cone: ts2 = 1; break;
1096 case GeomAbs_Torus: ts2 = bImp; break;
1097 default: break;
1098 }
1099 //
1100 // Possible intersection types: 1. ts1 == ts2 == 1 <Geom-Geom>
1101 // 2. ts1 != ts2 <Geom-Param>
1102 // 3. ts1 == ts2 == 0 <Param-Param>
1103
1104 if(!isGeomInt)
1105 {
1106 ParamParamPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
1107 }
1108 else if(ts1 != ts2)
1109 {
1110 GeomParamPerfom(theS1, theD1, theS2, theD2, ts1 == 0, typs1, typs2);
1111 }
1112 else if (ts1 == 0)
1113 {
1114 ParamParamPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
1115 }
1116 else if(ts1 == 1)
1117 {
1118 GeomGeomPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
1119 }
1120}
1121
1122//=======================================================================
1123//function : ParamParamPerfom
1124//purpose :
1125//=======================================================================
1126void IntPatch_Intersection::ParamParamPerfom(const Handle(Adaptor3d_HSurface)& theS1,
1127 const Handle(Adaptor3d_TopolTool)& theD1,
1128 const Handle(Adaptor3d_HSurface)& theS2,
1129 const Handle(Adaptor3d_TopolTool)& theD2,
1130 const Standard_Real TolArc,
1131 const Standard_Real TolTang,
1132 IntSurf_ListOfPntOn2S& ListOfPnts,
1133 const Standard_Boolean RestrictLine,
1134 const GeomAbs_SurfaceType typs1,
1135 const GeomAbs_SurfaceType typs2)
1136{
1137 IntPatch_PrmPrmIntersection interpp;
1138 if(!theD1->DomainIsInfinite() && !theD2->DomainIsInfinite())
1139 {
1140 Standard_Boolean ClearFlag = Standard_True;
1141 if(!ListOfPnts.IsEmpty())
1142 {
1143 interpp.Perform(theS1,theD1,theS2,theD2,TolArc,TolTang,myFleche,myUVMaxStep, ListOfPnts, RestrictLine);
1144 ClearFlag = Standard_False;
1145 }
1146 interpp.Perform(theS1,theD1,theS2,theD2,TolArc,TolTang,myFleche,myUVMaxStep,ClearFlag); //double call!!!!!!!
1147 }
1148 else if((theD1->DomainIsInfinite()) ^ (theD2->DomainIsInfinite()))
1149 {
1150 gp_Pnt pMaxXYZ, pMinXYZ;
1151 if(theD1->DomainIsInfinite())
1152 {
1153 FUN_GetMinMaxXYZPnt( theS2, pMinXYZ, pMaxXYZ );
1154 const Standard_Real MU = Max(Abs(theS2->FirstUParameter()),Abs(theS2->LastUParameter()));
1155 const Standard_Real MV = Max(Abs(theS2->FirstVParameter()),Abs(theS2->LastVParameter()));
1156 const Standard_Real AP = Max(MU, MV);
1157 Handle(Adaptor3d_HSurface) SS;
1158 FUN_TrimInfSurf(pMinXYZ, pMaxXYZ, theS1, AP, SS);
1159 interpp.Perform(SS,theD1,theS2,theD2,TolArc,TolTang,myFleche,myUVMaxStep);
1160 }
1161 else
1162 {
1163 FUN_GetMinMaxXYZPnt( theS1, pMinXYZ, pMaxXYZ );
1164 const Standard_Real MU = Max(Abs(theS1->FirstUParameter()),Abs(theS1->LastUParameter()));
1165 const Standard_Real MV = Max(Abs(theS1->FirstVParameter()),Abs(theS1->LastVParameter()));
1166 const Standard_Real AP = Max(MU, MV);
1167 Handle(Adaptor3d_HSurface) SS;
1168 FUN_TrimInfSurf(pMinXYZ, pMaxXYZ, theS2, AP, SS);
1169 interpp.Perform(theS1, theD1, SS, theD2,TolArc,TolTang,myFleche,myUVMaxStep);
1170 }
1171 }//(theD1->DomainIsInfinite()) ^ (theD2->DomainIsInfinite())
1172 else
1173 {
1174 if(typs1 == GeomAbs_OtherSurface || typs2 == GeomAbs_OtherSurface)
1175 {
1176 done = Standard_False;
1177 return;
1178 }
1179
1180 Standard_Boolean IsPLInt = Standard_False;
1181 TColgp_SequenceOfPnt sop;
1182 gp_Vec v;
1183 FUN_PL_Intersection(theS1,typs1,theS2,typs2,IsPLInt,sop,v);
1184
1185 if(IsPLInt)
1186 {
1187 if(sop.Length() > 0)
1188 {
1189 for(Standard_Integer ip = 1; ip <= sop.Length(); ip++)
1190 {
1191 gp_Lin lin(sop.Value(ip),gp_Dir(v));
1192 Handle(IntPatch_GLine) gl = new IntPatch_GLine(lin,Standard_False);
1193 slin.Append(*(Handle_IntPatch_Line *)&gl);
1194 }
1195
1196 done = Standard_True;
1197 }
1198 else
1199 done = Standard_False;
1200
1201 return;
1202 }// 'COLLINEAR LINES'
1203 else
1204 {
1205 Handle(Adaptor3d_HSurface) nS1 = theS1;
1206 Handle(Adaptor3d_HSurface) nS2 = theS2;
1207 FUN_TrimBothSurf(theS1,typs1,theS2,typs2,1.e+8,nS1,nS2);
1208 interpp.Perform(nS1,theD1,nS2,theD2,TolArc,TolTang,myFleche,myUVMaxStep);
1209 }// 'NON - COLLINEAR LINES'
1210 }// both domains are infinite
1211
1212 if (interpp.IsDone())
1213 {
1214 done = Standard_True;
1215 tgte = Standard_False;
1216 empt = interpp.IsEmpty();
1217
1218 for(Standard_Integer i = 1; i <= interpp.NbLines(); i++)
1219 {
1220 if(interpp.Line(i)->ArcType() != IntPatch_Walking)
1221 slin.Append(interpp.Line(i));
1222 }
1223
1224 for (Standard_Integer i = 1; i <= interpp.NbLines(); i++)
1225 {
1226 if(interpp.Line(i)->ArcType() == IntPatch_Walking)
1227 slin.Append(interpp.Line(i));
1228 }
1229 }
1230}
1231
1232//=======================================================================
1233////function : GeomGeomPerfom
1234//purpose :
1235//=======================================================================
1236void IntPatch_Intersection::GeomGeomPerfom(const Handle(Adaptor3d_HSurface)& theS1,
1237 const Handle(Adaptor3d_TopolTool)& theD1,
1238 const Handle(Adaptor3d_HSurface)& theS2,
1239 const Handle(Adaptor3d_TopolTool)& theD2,
1240 const Standard_Real TolArc,
1241 const Standard_Real TolTang,
1242 IntSurf_ListOfPntOn2S& ListOfPnts,
1243 const Standard_Boolean RestrictLine,
1244 const GeomAbs_SurfaceType typs1,
1245 const GeomAbs_SurfaceType typs2)
1246{
1247 IntPatch_ImpImpIntersection interii(theS1,theD1,theS2,theD2,myTolArc,myTolTang);
1248 const Standard_Boolean anIS = interii.IsDone();
1249 if (anIS)
1250 {
1251 done = anIS;
1252 empt = interii.IsEmpty();
1253 if (!empt)
1254 {
1255 tgte = interii.TangentFaces();
1256 if (tgte)
1257 oppo = interii.OppositeFaces();
1258
1259 for (Standard_Integer i = 1; i <= interii.NbLines(); i++)
1260 {
1261 const Handle_IntPatch_Line& line = interii.Line(i);
1262 if (line->ArcType() == IntPatch_Analytic)
1263 {
1264 const GeomAbs_SurfaceType typs1 = theS1->GetType();
1265 const GeomAbs_SurfaceType typs2 = theS2->GetType();
1266 IntSurf_Quadric Quad1,Quad2;
1267
1268 switch(typs1)
1269 {
1270 case GeomAbs_Plane:
1271 Quad1.SetValue(theS1->Plane());
1272 break;
1273
1274 case GeomAbs_Cylinder:
1275 Quad1.SetValue(theS1->Cylinder());
1276 break;
1277
1278 case GeomAbs_Sphere:
1279 Quad1.SetValue(theS1->Sphere());
1280 break;
1281
1282 case GeomAbs_Cone:
1283 Quad1.SetValue(theS1->Cone());
1284 break;
1285
1286 case GeomAbs_Torus:
1287 Quad1.SetValue(theS1->Torus());
1288 break;
1289
1290 default:
1291 break;
1292 }
1293
1294 switch(typs2)
1295 {
1296 case GeomAbs_Plane:
1297 Quad2.SetValue(theS2->Plane());
1298 break;
1299 case GeomAbs_Cylinder:
1300 Quad2.SetValue(theS2->Cylinder());
1301 break;
1302
1303 case GeomAbs_Sphere:
1304 Quad2.SetValue(theS2->Sphere());
1305 break;
1306
1307 case GeomAbs_Cone:
1308 Quad2.SetValue(theS2->Cone());
1309 break;
1310
1311 case GeomAbs_Torus:
1312 Quad2.SetValue(theS2->Torus());
1313 break;
1314
1315 default:
1316 break;
1317 }
1318
1319 IntPatch_ALineToWLine AToW(Quad1,Quad2,0.01,0.05,aNbPointsInALine);
1320 Handle(IntPatch_Line) wlin=AToW.MakeWLine((*((Handle_IntPatch_ALine *)(&line))));
1321 slin.Append(wlin);
1322 }
1323 else
1324 slin.Append(interii.Line(i));
1325 }
1326
1327 for (Standard_Integer i = 1; i <= interii.NbPnts(); i++)
1328 {
1329 spnt.Append(interii.Point(i));
1330 }
1331 }
1332 }
1333 else
1334 ParamParamPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
1335}
1336
1337//=======================================================================
1338////function : GeomParamPerfom
1339//purpose :
1340//=======================================================================
1341void IntPatch_Intersection::GeomParamPerfom(const Handle(Adaptor3d_HSurface)& theS1,
1342 const Handle(Adaptor3d_TopolTool)& theD1,
1343 const Handle(Adaptor3d_HSurface)& theS2,
1344 const Handle(Adaptor3d_TopolTool)& theD2,
1345 const Standard_Boolean isNotAnalitical,
1346 const GeomAbs_SurfaceType typs1,
1347 const GeomAbs_SurfaceType typs2)
1348{
1349 IntPatch_ImpPrmIntersection interip;
1350 if (myIsStartPnt)
1351 {
1352 if (isNotAnalitical/*ts1 == 0*/)
1353 interip.SetStartPoint(myU1Start,myV1Start);
1354 else
1355 interip.SetStartPoint(myU2Start,myV2Start);
1356 }
1357
1358 if(theD1->DomainIsInfinite() && theD2->DomainIsInfinite())
1359 {
1360 Standard_Boolean IsPLInt = Standard_False;
1361 TColgp_SequenceOfPnt sop;
1362 gp_Vec v;
1363 FUN_PL_Intersection(theS1,typs1,theS2,typs2,IsPLInt,sop,v);
1364
1365 if(IsPLInt)
1366 {
1367 if(sop.Length() > 0)
1368 {
1369 for(Standard_Integer ip = 1; ip <= sop.Length(); ip++)
1370 {
1371 gp_Lin lin(sop.Value(ip),gp_Dir(v));
1372 Handle(IntPatch_GLine) gl = new IntPatch_GLine(lin,Standard_False);
1373 slin.Append(*(Handle_IntPatch_Line *)&gl);
1374 }
1375
1376 done = Standard_True;
1377 }
1378 else
1379 done = Standard_False;
1380
1381 return;
1382 }
1383 else
1384 {
1385 Handle(Adaptor3d_HSurface) nS1 = theS1;
1386 Handle(Adaptor3d_HSurface) nS2 = theS2;
1387 FUN_TrimBothSurf(theS1,typs1,theS2,typs2,1.e+5,nS1,nS2);
1388 interip.Perform(nS1,theD1,nS2,theD2,myTolArc,myTolTang,myFleche,myUVMaxStep);
1389 }
1390 }
1391 else
1392 interip.Perform(theS1,theD1,theS2,theD2,myTolArc,myTolTang,myFleche,myUVMaxStep);
1393
1394 if (interip.IsDone())
1395 {
1396 done = Standard_True;
1397 empt = interip.IsEmpty();
1398
1399 if (!empt)
1400 {
1401 for(Standard_Integer i = 1; i <= interip.NbLines(); i++)
1402 {
1403 if(interip.Line(i)->ArcType() != IntPatch_Walking)
1404 slin.Append(interip.Line(i));
1405 }
1406
1407 for(Standard_Integer i = 1; i <= interip.NbLines(); i++)
1408 {
1409 if(interip.Line(i)->ArcType() == IntPatch_Walking)
1410 slin.Append(interip.Line(i));
1411 }
1412
1413 for (Standard_Integer i = 1; i <= interip.NbPnts(); i++)
1414 spnt.Append(interip.Point(i));
1415 }
1416 }
1417}
1418
1419
1420void IntPatch_Intersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
1421 const Handle(Adaptor3d_TopolTool)& D1,
1422 const Handle(Adaptor3d_HSurface)& S2,
1423 const Handle(Adaptor3d_TopolTool)& D2,
1424 const Standard_Real U1,
1425 const Standard_Real V1,
1426 const Standard_Real U2,
1427 const Standard_Real V2,
1428 const Standard_Real TolArc,
1429 const Standard_Real TolTang)
1430{
1431 myTolArc = TolArc;
1432 myTolTang = TolTang;
1433 if(myFleche == 0.0) {
1434#if DEBUG
1435 //cout<<" -- IntPatch_Intersection::myFleche fixe par defaut a 0.01 --"<<endl;
1436 //cout<<" -- Utiliser la Methode SetTolerances( ... ) "<<endl;
1437#endif
1438 myFleche = 0.01;
1439 }
1440 if(myUVMaxStep==0.0) {
1441#if DEBUG
1442 //cout<<" -- IntPatch_Intersection::myUVMaxStep fixe par defaut a 0.01 --"<<endl;
1443 //cout<<" -- Utiliser la Methode SetTolerances( ... ) "<<endl;
1444#endif
1445 myUVMaxStep = 0.01;
1446 }
1447
1448 done = Standard_False;
1449 spnt.Clear();
1450 slin.Clear();
1451
1452 empt = Standard_True;
1453 tgte = Standard_False;
1454 oppo = Standard_False;
1455
1456 const GeomAbs_SurfaceType typs1 = S1->GetType();
1457 const GeomAbs_SurfaceType typs2 = S2->GetType();
1458
1459 if( typs1==GeomAbs_Plane
1460 || typs1==GeomAbs_Cylinder
1461 || typs1==GeomAbs_Sphere
1462 || typs1==GeomAbs_Cone
1463 || typs2==GeomAbs_Plane
1464 || typs2==GeomAbs_Cylinder
1465 || typs2==GeomAbs_Sphere
1466 || typs2==GeomAbs_Cone)
1467 {
1468 myIsStartPnt = Standard_True;
1469 myU1Start = U1; myV1Start = V1; myU2Start = U2; myV2Start = V2;
1470 Perform(S1,D1,S2,D2,TolArc,TolTang);
1471 myIsStartPnt = Standard_False;
1472 }
1473 else
1474 {
1475 IntPatch_PrmPrmIntersection interpp;
1476 interpp.Perform(S1,D1,S2,D2,U1,V1,U2,V2,TolArc,TolTang,myFleche,myUVMaxStep);
1477 if (interpp.IsDone())
1478 {
1479 done = Standard_True;
1480 tgte = Standard_False;
1481 empt = interpp.IsEmpty();
1482 const Standard_Integer nblm = interpp.NbLines();
1483 Standard_Integer i = 1;
1484 for (; i<=nblm; i++) slin.Append(interpp.Line(i));
1485 }
1486 }
1487}
1488//======================================================================
1489#include <IntPatch_IType.hxx>
1490#include <IntPatch_LineConstructor.hxx>
1491#include <Handle_Adaptor2d_HCurve2d.hxx>
1492#define MAXR 200
1493
1494
1495//void IntPatch_Intersection__MAJ_R(Handle_Adaptor2d_HCurve2d *R1,
1496// Handle_Adaptor2d_HCurve2d *R2,
1497// int *NR1,
1498// int *NR2,
1499// Standard_Integer nbR1,
1500// Standard_Integer nbR2,
1501// const IntPatch_Point& VTX)
1502void IntPatch_Intersection__MAJ_R(Handle_Adaptor2d_HCurve2d *,
1503 Handle_Adaptor2d_HCurve2d *,
1504 int *,
1505 int *,
1506 Standard_Integer ,
1507 Standard_Integer ,
1508 const IntPatch_Point& )
1509{
1510 /*
1511 if(VTX.IsOnDomS1()) {
1512
1513 //-- long unsigned ptr= *((long unsigned *)(((Handle_Standard_Transient *)(&(VTX.ArcOnS1())))));
1514 for(Standard_Integer i=0; i<nbR1;i++) {
1515 if(VTX.ArcOnS1()==R1[i]) {
1516 NR1[i]++;
1517 printf("\n ******************************");
1518 return;
1519 }
1520 }
1521 printf("\n R Pas trouvee (IntPatch)\n");
1522
1523 }
1524 */
1525}
1526
1527
1528//void IntPatch_Intersection::Dump(const Standard_Integer Mode,
1529void IntPatch_Intersection::Dump(const Standard_Integer ,
1530 const Handle(Adaptor3d_HSurface)& S1,
1531 const Handle(Adaptor3d_TopolTool)& D1,
1532 const Handle(Adaptor3d_HSurface)& S2,
1533 const Handle(Adaptor3d_TopolTool)& D2) const
1534{
1535
1536 //-- ----------------------------------------------------------------------
1537 //-- construction de la liste des restrictions & vertex
1538 //--
1539 int NR1[MAXR],NR2[MAXR];
1540 Handle_Adaptor2d_HCurve2d R1[MAXR],R2[MAXR];
1541 Standard_Integer nbR1=0,nbR2=0;
1542 for(D1->Init();D1->More() && nbR1<MAXR; D1->Next()) {
1543 R1[nbR1]=D1->Value();
1544 NR1[nbR1]=0;
1545 nbR1++;
1546 }
1547 for(D2->Init();D2->More() && nbR2<MAXR; D2->Next()) {
1548 R2[nbR2]=D2->Value();
1549 NR2[nbR2]=0;
1550 nbR2++;
1551 }
1552
1553 printf("\nDUMP_INT: ----empt:%2ud tgte:%2ud oppo:%2ud ---------------------------------",empt,tgte,empt);
1554 Standard_Integer i,j,nbr1,nbr2,nbgl,nbgc,nbge,nbgp,nbgh,nbl,nbr,nbg,nbw,nba;
1555 nbl=nbr=nbg=nbw=nba=nbgl=nbge=nbr1=nbr2=nbgc=nbgp=nbgh=0;
1556 nbl=NbLines();
1557 for(i=1;i<=nbl;i++) {
1558 const Handle(IntPatch_Line)& line=Line(i);
1559 const IntPatch_IType IType=line->ArcType();
1560 if(IType == IntPatch_Walking) nbw++;
1561 else if(IType == IntPatch_Restriction) {
1562 nbr++;
1563 Handle(IntPatch_RLine)& rlin =
1564 *((Handle(IntPatch_RLine) *)&line);
1565 if(rlin->IsArcOnS1()) nbr1++;
1566 if(rlin->IsArcOnS2()) nbr2++;
1567 }
1568 else if(IType == IntPatch_Analytic) nba++;
1569 else { nbg++;
1570 if(IType == IntPatch_Lin) nbgl++;
1571 else if(IType == IntPatch_Circle) nbgc++;
1572 else if(IType == IntPatch_Parabola) nbgp++;
1573 else if(IType == IntPatch_Hyperbola) nbgh++;
1574 else if(IType == IntPatch_Ellipse) nbge++;
1575 }
1576 }
1577
1578
1579 printf("\nDUMP_INT:Lines:%2d Wlin:%2d Restr:%2d(On1:%2d On2:%2d) Ana:%2d Geom:%2d(L:%2d C:%2d E:%2d H:%2d P:%2d)",
1580 nbl,nbw,nbr,nbr1,nbr2,nba,nbg,nbgl,nbgc,nbge,nbgh,nbgp);
1581
1582 IntPatch_LineConstructor LineConstructor(2);
1583
1584 Standard_Integer nbllc=0;
1585 nbw=nbr=nbg=nba=0;
1586 Standard_Integer nbva,nbvw,nbvr,nbvg;
1587 nbva=nbvr=nbvw=nbvg=0;
1588 for (j=1; j<=nbl; j++) {
1589 Standard_Integer v,nbvtx;
1590 const Handle(IntPatch_Line)& intersLinej = Line(j);
1591 Standard_Integer NbLines;
1592 LineConstructor.Perform(SequenceOfLine(),intersLinej,S1,D1,S2,D2,1e-7);
1593 NbLines = LineConstructor.NbLines();
1594
1595 for(Standard_Integer k=1;k<=NbLines;k++) {
1596 nbllc++;
1597 const Handle(IntPatch_Line)& LineK = LineConstructor.Line(k);
1598 if (LineK->ArcType() == IntPatch_Analytic) {
1599 Handle(IntPatch_ALine)& alin =
1600 *((Handle(IntPatch_ALine) *)&LineK);
1601 nbvtx=alin->NbVertex();
1602 nbva+=nbvtx; nba++;
1603 for(v=1;v<=nbvtx;v++) {
1604 IntPatch_Intersection__MAJ_R(R1,R2,NR1,NR2,nbR1,nbR2,alin->Vertex(v));
1605 }
1606 }
1607 else if (LineK->ArcType() == IntPatch_Restriction) {
1608 Handle(IntPatch_RLine)& rlin =
1609 *((Handle(IntPatch_RLine) *)&LineK);
1610 nbvtx=rlin->NbVertex();
1611 nbvr+=nbvtx; nbr++;
1612 for(v=1;v<=nbvtx;v++) {
1613 IntPatch_Intersection__MAJ_R(R1,R2,NR1,NR2,nbR1,nbR2,rlin->Vertex(v));
1614 }
1615 }
1616 else if (LineK->ArcType() == IntPatch_Walking) {
1617 Handle(IntPatch_WLine)& wlin =
1618 *((Handle(IntPatch_WLine) *)&LineK);
1619 nbvtx=wlin->NbVertex();
1620 nbvw+=nbvtx; nbw++;
1621 for(v=1;v<=nbvtx;v++) {
1622 IntPatch_Intersection__MAJ_R(R1,R2,NR1,NR2,nbR1,nbR2,wlin->Vertex(v));
1623 }
1624 }
1625 else {
1626 Handle(IntPatch_GLine)& glin =
1627 *((Handle(IntPatch_GLine) *)&LineK);
1628 nbvtx=glin->NbVertex();
1629 nbvg+=nbvtx; nbg++;
1630 for(v=1;v<=nbvtx;v++) {
1631 IntPatch_Intersection__MAJ_R(R1,R2,NR1,NR2,nbR1,nbR2,glin->Vertex(v));
1632 }
1633 }
1634 }
1635 }
1636 printf("\nDUMP_LC :Lines:%2d WLin:%2d Restr:%2d Ana:%2d Geom:%2d",
1637 nbllc,nbw,nbr,nba,nbg);
1638 printf("\nDUMP_LC :vtx :%2d r:%2d :%2d :%2d",
1639 nbvw,nbvr,nbva,nbvg);
1640
1641
1642
1643 printf("\n");
1644}
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