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[occt.git] / src / IntPatch / IntPatch_Intersection.cxx
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b311480e 1// Created by: Modelization
973c2be1 2// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e 3//
973c2be1 4// This file is part of Open CASCADE Technology software library.
b311480e 5//
973c2be1 6// This library is free software; you can redistribute it and / or modify it
7// under the terms of the GNU Lesser General Public 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.
b311480e 11//
973c2be1 12// Alternatively, this file may be used under the terms of Open CASCADE
13// commercial license or contractual agreement.
7fd59977 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
788cbaf4 30static const Standard_Integer aNbPointsInALine = 200;
7fd59977 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);
c6541a0c 297 if(IsVP && (FirstV == 0.0 && LastV == (2.*M_PI))) I = gc;
7fd59977 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);
c6541a0c 315 if(IsVP && (FirstV == 0.0 && LastV == (2*M_PI))) I = gc;
7fd59977 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);
c6541a0c 367 if(IsUP && (FirstU == 0.0 && LastU == (2*M_PI))) I = gc;
7fd59977 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);
c6541a0c 385 if(IsUP && (FirstU == 0.0 && LastU == (2*M_PI))) I = gc;
7fd59977 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 }
566f8441 626 default:
627 break;
7fd59977 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//=======================================================================
788cbaf4 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,
7fd59977 712 const Standard_Real TolArc,
788cbaf4 713 const Standard_Real TolTang,
714 const Standard_Boolean isGeomInt)
715{
7fd59977 716 myTolArc = TolArc;
717 myTolTang = TolTang;
788cbaf4 718 if(myFleche <= Precision::PConfusion())
719 myFleche = 0.01;
720 if(myUVMaxStep <= Precision::PConfusion())
721 myUVMaxStep = 0.01;
722
7fd59977 723 done = Standard_False;
724 spnt.Clear();
725 slin.Clear();
726 empt = Standard_True;
727 tgte = Standard_False;
728 oppo = Standard_False;
729
788cbaf4 730 GeomAbs_SurfaceType typs1 = theS1->GetType();
731 GeomAbs_SurfaceType typs2 = theS2->GetType();
7fd59977 732
733 Standard_Boolean TreatAsBiParametric = Standard_False;
788cbaf4 734 if(typs1 == GeomAbs_Cone)
735 {
736 const gp_Cone Con1 = theS1->Cone();
737 const Standard_Real a1 = Abs(Con1.SemiAngle());
738 if((a1 < 0.02) || (a1 > 1.55))
739 {
740 if(typs2==GeomAbs_Plane)
741 {
742 if(a1 < 0.02)
743 {
744 const gp_Pln Plan2 = theS2->Plane();
745 const gp_Dir axec = Con1.Axis().Direction();
746 const gp_Dir axep = Plan2.Axis().Direction();
747 const Standard_Real ps = Abs(axec.Dot(axep));
748 if(ps < 0.015)
749 {
750 TreatAsBiParametric = Standard_True;
751 }
752 }
7fd59977 753 }
788cbaf4 754 else
755 TreatAsBiParametric = Standard_True;
7fd59977 756 }
757 }
788cbaf4 758
759 if(typs2 == GeomAbs_Cone)
760 {
761 const gp_Cone Con2 = theS2->Cone();
762 const Standard_Real a2 = Abs(Con2.SemiAngle());
763 if((a2 < 0.02) || (a2 > 1.55))
764 {
765 if(typs1 == GeomAbs_Plane)
766 {
767 if(a2 < 0.02)
768 {
769 const gp_Pln Plan1 = theS1->Plane();
770 const gp_Dir axec = Con2.Axis().Direction();
771 const gp_Dir axep = Plan1.Axis().Direction();
772 const Standard_Real ps = Abs(axec.Dot(axep));
773 if(ps<0.015)
774 {
775 TreatAsBiParametric = Standard_True;
776 }
777 }
7fd59977 778 }
788cbaf4 779 else
780 TreatAsBiParametric = Standard_True;
7fd59977 781 }
788cbaf4 782
7fd59977 783 //// modified by jgv, 15.12.02 for OCC565 ////
b92a64cc 784 if (typs1 == GeomAbs_Cone && TreatAsBiParametric)
788cbaf4 785 {
786 const gp_Cone Con1 = theS1->Cone();
787 const Standard_Real a1 = Abs(Con1.SemiAngle());
b92a64cc 788 //if collinear, treat as canonical
789 const gp_Ax1 A1 = Con1.Axis(), A2 = Con2.Axis();
790 const gp_Lin L1(A1);
791 if (A1.IsParallel(A2,Precision::Angular()) &&
792 (L1.Distance(A2.Location()) <= Precision::Confusion()))
788cbaf4 793 {
b92a64cc 794 TreatAsBiParametric = Standard_False;
7fd59977 795 }
788cbaf4 796 else if (a1 > 1.55 && a2 > 1.55) //quasi-planes: if same domain, treat as canonic
797 {
798 const gp_Ax1 A1 = Con1.Axis(), A2 = Con2.Axis();
799 if (A1.IsParallel(A2,Precision::Angular()))
800 {
801 const gp_Pnt Apex1 = Con1.Apex(), Apex2 = Con2.Apex();
802 const gp_Pln Plan1( Apex1, A1.Direction() );
803 if (Plan1.Distance( Apex2 ) <= Precision::Confusion())
804 {
805 TreatAsBiParametric = Standard_False;
806 }
807 }
7fd59977 808 }
bf0ba813 809 }// if (typs1 == GeomAbs_Cone) {
810 }// if(typs2 == GeomAbs_Cone) {
788cbaf4 811
812 if(theD1->DomainIsInfinite() || theD2->DomainIsInfinite()) {
bf0ba813 813 TreatAsBiParametric= Standard_False;
814 }
7fd59977 815
816// Modified by skv - Mon Sep 26 14:58:30 2005 Begin
817// if(TreatAsBiParametric) { typs1 = typs2 = GeomAbs_BezierSurface; }
788cbaf4 818 if(TreatAsBiParametric)
819 {
7fd59977 820 if (typs1 == GeomAbs_Cone && typs2 == GeomAbs_Plane)
821 typs1 = GeomAbs_BezierSurface; // Using Imp-Prm Intersector
822 else if (typs1 == GeomAbs_Plane && typs2 == GeomAbs_Cone)
823 typs2 = GeomAbs_BezierSurface; // Using Imp-Prm Intersector
824 else {
825 // Using Prm-Prm Intersector
826 typs1 = GeomAbs_BezierSurface;
827 typs2 = GeomAbs_BezierSurface;
828 }
829 }
830// Modified by skv - Mon Sep 26 14:58:30 2005 End
831
832 // Surface type definition
833 Standard_Integer ts1 = 0;
834 switch (typs1)
835 {
836 case GeomAbs_Plane:
837 case GeomAbs_Cylinder:
838 case GeomAbs_Sphere:
839 case GeomAbs_Cone: ts1 = 1; break;
840 default: break;
841 }
788cbaf4 842
7fd59977 843 Standard_Integer ts2 = 0;
844 switch (typs2)
845 {
846 case GeomAbs_Plane:
847 case GeomAbs_Cylinder:
848 case GeomAbs_Sphere:
849 case GeomAbs_Cone: ts2 = 1; break;
850 default: break;
851 }
7eed5d29 852 //
853 // treatment of the cases with torus and any other geom surface
854 if ((typs1 == GeomAbs_Torus && ts2) ||
855 (typs2 == GeomAbs_Torus && ts1) ||
856 (typs1 == GeomAbs_Torus && typs2 == GeomAbs_Torus)) {
857 // check if axes collinear
858 //
859 const Handle(Adaptor3d_HSurface)& aTorSurf =
860 (typs1 == GeomAbs_Torus) ? theS1 : theS2;
861 const Handle(Adaptor3d_HSurface)& aGeomSurf =
862 (typs1 == GeomAbs_Torus) ? theS2 : theS1;
863 //
864 Standard_Boolean bValid =
865 aTorSurf->Torus().MajorRadius() > aTorSurf->Torus().MinorRadius();
866 if (bValid && (typs1 == typs2)) {
867 bValid = aGeomSurf->Torus().MajorRadius() > aGeomSurf->Torus().MinorRadius();
868 }
869 //
870 if (bValid) {
871 Standard_Boolean bCheck, bImpImp;
872 const gp_Ax1 aTorAx = aTorSurf->Torus().Axis();
873 const gp_Lin aL1(aTorAx);
874 //
875 bCheck = Standard_True;
876 bImpImp = Standard_False;
877 //
878 gp_Ax1 aGeomAx;
879 switch (aGeomSurf->GetType()) {
880 case GeomAbs_Plane: {
881 aGeomAx = aGeomSurf->Plane().Axis();
882 if (aTorAx.IsParallel(aGeomAx, Precision::Angular()) ||
883 (aTorAx.IsNormal(aGeomAx, Precision::Angular()) &&
884 (aGeomSurf->Plane().Distance(aTorAx.Location()) < Precision::Confusion()))) {
885 bImpImp = Standard_True;
886 }
887 bCheck = Standard_False;
888 break;
889 }
890 case GeomAbs_Sphere: {
891 if (aL1.Distance(aGeomSurf->Sphere().Location()) < Precision::Confusion()) {
892 bImpImp = Standard_True;
893 }
894 bCheck = Standard_False;
895 break;
896 }
897 case GeomAbs_Cylinder:
898 aGeomAx = aGeomSurf->Cylinder().Axis();
899 break;
900 case GeomAbs_Cone:
901 aGeomAx = aGeomSurf->Cone().Axis();
902 break;
903 case GeomAbs_Torus:
904 aGeomAx = aGeomSurf->Torus().Axis();
905 break;
906 default:
907 bCheck = Standard_False;
908 break;
909 }
910 //
911 if (bCheck) {
912 if (aTorAx.IsParallel(aGeomAx, Precision::Angular()) &&
913 (aL1.Distance(aGeomAx.Location()) <= Precision::Confusion())) {
914 bImpImp = Standard_True;
915 }
916 }
917 //
918 if (bImpImp) {
919 ts1 = 1;
920 ts2 = 1;
921 }
922 }
923 }
924 //
7fd59977 925 // Possible intersection types: 1. ts1 == ts2 == 1 <Geom-Geom>
926 // 2. ts1 != ts2 <Geom-Param>
927 // 3. ts1 == ts2 == 0 <Param-Param>
928
929 // Geom - Geom
930 if(ts1 == ts2 && ts1 == 1)
931 {
788cbaf4 932 const Standard_Boolean RestrictLine = Standard_True;
933 IntSurf_ListOfPntOn2S ListOfPnts;
934 ListOfPnts.Clear();
935 if(isGeomInt)
936 {
937 GeomGeomPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
938 }
939 else
940 {
941 ParamParamPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
942 }
7fd59977 943 }
788cbaf4 944
7fd59977 945 // Geom - Param
946 if(ts1 != ts2)
947 {
788cbaf4 948 GeomParamPerfom(theS1, theD1, theS2, theD2, ts1 == 0, typs1, typs2);
7fd59977 949 }
788cbaf4 950
7fd59977 951 // Param - Param
952 if(ts1 == ts2 && ts1 == 0)
953 {
788cbaf4 954 const Standard_Boolean RestrictLine = Standard_True;
955 IntSurf_ListOfPntOn2S ListOfPnts;
956 ListOfPnts.Clear();
957
958 ParamParamPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
7fd59977 959 }
960}
961
962//=======================================================================
963//function : Perform
964//purpose :
965//=======================================================================
788cbaf4 966void IntPatch_Intersection::Perform(const Handle(Adaptor3d_HSurface)& theS1,
967 const Handle(Adaptor3d_TopolTool)& theD1,
968 const Handle(Adaptor3d_HSurface)& theS2,
969 const Handle(Adaptor3d_TopolTool)& theD2,
7fd59977 970 const Standard_Real TolArc,
971 const Standard_Real TolTang,
972 IntSurf_ListOfPntOn2S& ListOfPnts,
788cbaf4 973 const Standard_Boolean RestrictLine,
974 const Standard_Boolean isGeomInt)
7fd59977 975{
976 myTolArc = TolArc;
977 myTolTang = TolTang;
788cbaf4 978 if(myFleche <= Precision::PConfusion())
979 myFleche = 0.01;
980 if(myUVMaxStep <= Precision::PConfusion())
981 myUVMaxStep = 0.01;
7fd59977 982
983 done = Standard_False;
984 spnt.Clear();
985 slin.Clear();
986 empt = Standard_True;
987 tgte = Standard_False;
988 oppo = Standard_False;
989
788cbaf4 990 GeomAbs_SurfaceType typs1 = theS1->GetType();
991 GeomAbs_SurfaceType typs2 = theS2->GetType();
7fd59977 992
993 Standard_Boolean TreatAsBiParametric = Standard_False;
788cbaf4 994 if(typs1 == GeomAbs_Cone)
995 {
996 const gp_Cone Con1 = theS1->Cone();
997 const Standard_Real a1 = Abs(Con1.SemiAngle());
998 if((a1 < 0.02) || (a1 > 1.55))
999 {
1000 if(typs2==GeomAbs_Plane)
1001 {
1002 if(a1 < 0.02)
1003 {
1004 const gp_Pln Plan2 = theS2->Plane();
1005 const gp_Dir axec = Con1.Axis().Direction();
1006 const gp_Dir axep = Plan2.Axis().Direction();
1007 const Standard_Real ps = Abs(axec.Dot(axep));
1008 if(ps < 0.015)
1009 {
1010 TreatAsBiParametric = Standard_True;
1011 }
1012 }
7fd59977 1013 }
788cbaf4 1014 else
1015 TreatAsBiParametric = Standard_True;
1016 }
1017 }
1018
1019 if(typs2 == GeomAbs_Cone)
1020 {
1021 const gp_Cone Con2 = theS2->Cone();
1022 const Standard_Real a2 = Abs(Con2.SemiAngle());
1023 if((a2 < 0.02) || (a2 > 1.55))
1024 {
1025 if(typs1 == GeomAbs_Plane)
1026 {
1027 if(a2 < 0.02)
1028 {
1029 const gp_Pln Plan1 = theS1->Plane();
1030 const gp_Dir axec = Con2.Axis().Direction();
1031 const gp_Dir axep = Plan1.Axis().Direction();
1032 const Standard_Real ps = Abs(axec.Dot(axep));
1033 if(ps<0.015)
1034 {
1035 TreatAsBiParametric = Standard_True;
1036 }
1037 }
7fd59977 1038 }
788cbaf4 1039 else
1040 TreatAsBiParametric = Standard_True;
7fd59977 1041 }
788cbaf4 1042
1043 //// modified by jgv, 15.12.02 for OCC565 ////
b92a64cc 1044 if (typs1 == GeomAbs_Cone && TreatAsBiParametric)
788cbaf4 1045 {
1046 const gp_Cone Con1 = theS1->Cone();
1047 const Standard_Real a1 = Abs(Con1.SemiAngle());
b92a64cc 1048 //if collinear, treat as canonical
1049 const gp_Ax1 A1 = Con1.Axis(), A2 = Con2.Axis();
1050 const gp_Lin L1(A1);
1051 if (A1.IsParallel(A2,Precision::Angular()) &&
1052 (L1.Distance(A2.Location()) <= Precision::Confusion()))
788cbaf4 1053 {
b92a64cc 1054 TreatAsBiParametric = Standard_False;
7fd59977 1055 }
788cbaf4 1056 else if (a1 > 1.55 && a2 > 1.55) //quasi-planes: if same domain, treat as canonic
1057 {
1058 const gp_Ax1 A1 = Con1.Axis(), A2 = Con2.Axis();
1059 if (A1.IsParallel(A2,Precision::Angular()))
1060 {
1061 const gp_Pnt Apex1 = Con1.Apex(), Apex2 = Con2.Apex();
1062 const gp_Pln Plan1( Apex1, A1.Direction() );
1063 if (Plan1.Distance( Apex2 ) <= Precision::Confusion())
1064 {
1065 TreatAsBiParametric = Standard_False;
1066 }
1067 }
7fd59977 1068 }
788cbaf4 1069 }// if (typs1 == GeomAbs_Cone) {
1070 }// if(typs2 == GeomAbs_Cone) {
7fd59977 1071
788cbaf4 1072 if(theD1->DomainIsInfinite() || theD2->DomainIsInfinite()) {
bf0ba813 1073 TreatAsBiParametric= Standard_False;
1074 }
788cbaf4 1075
1076 if(TreatAsBiParametric)
1077 {
1078 // Using Prm-Prm Intersector
1079 typs1 = GeomAbs_BezierSurface;
1080 typs2 = GeomAbs_BezierSurface;
bf0ba813 1081 }
7fd59977 1082
1083 // Surface type definition
1084 Standard_Integer ts1 = 0;
1085 switch (typs1)
1086 {
1087 case GeomAbs_Plane:
1088 case GeomAbs_Cylinder:
1089 case GeomAbs_Sphere:
1090 case GeomAbs_Cone: ts1 = 1; break;
1091 default: break;
1092 }
788cbaf4 1093
7fd59977 1094 Standard_Integer ts2 = 0;
1095 switch (typs2)
1096 {
1097 case GeomAbs_Plane:
1098 case GeomAbs_Cylinder:
1099 case GeomAbs_Sphere:
1100 case GeomAbs_Cone: ts2 = 1; break;
1101 default: break;
1102 }
7eed5d29 1103 //
1104 // treatment of the cases with torus and any other geom surface
1105 if ((typs1 == GeomAbs_Torus && ts2) ||
1106 (typs2 == GeomAbs_Torus && ts1) ||
1107 (typs1 == GeomAbs_Torus && typs2 == GeomAbs_Torus)) {
1108 // check if axes collinear
1109 //
1110 const Handle(Adaptor3d_HSurface)& aTorSurf =
1111 (typs1 == GeomAbs_Torus) ? theS1 : theS2;
1112 const Handle(Adaptor3d_HSurface)& aGeomSurf =
1113 (typs1 == GeomAbs_Torus) ? theS2 : theS1;
1114 //
1115 Standard_Boolean bValid =
1116 aTorSurf->Torus().MajorRadius() > aTorSurf->Torus().MinorRadius();
1117 if (bValid && (typs1 == typs2)) {
1118 bValid = aGeomSurf->Torus().MajorRadius() > aGeomSurf->Torus().MinorRadius();
1119 }
1120 //
1121 if (bValid) {
1122 Standard_Boolean bCheck, bImpImp;
1123 const gp_Ax1 aTorAx = aTorSurf->Torus().Axis();
1124 const gp_Lin aL1(aTorAx);
1125 //
1126 bCheck = Standard_True;
1127 bImpImp = Standard_False;
1128 //
1129 gp_Ax1 aGeomAx;
1130 switch (aGeomSurf->GetType()) {
1131 case GeomAbs_Plane: {
1132 aGeomAx = aGeomSurf->Plane().Axis();
1133 if (aTorAx.IsParallel(aGeomAx, Precision::Angular()) ||
1134 (aTorAx.IsNormal(aGeomAx, Precision::Angular()) &&
1135 (aGeomSurf->Plane().Distance(aTorAx.Location()) < Precision::Confusion()))) {
1136 bImpImp = Standard_True;
1137 }
1138 bCheck = Standard_False;
1139 break;
1140 }
1141 case GeomAbs_Sphere: {
1142 if (aL1.Distance(aGeomSurf->Sphere().Location()) < Precision::Confusion()) {
1143 bImpImp = Standard_True;
1144 }
1145 bCheck = Standard_False;
1146 break;
1147 }
1148 case GeomAbs_Cylinder:
1149 aGeomAx = aGeomSurf->Cylinder().Axis();
1150 break;
1151 case GeomAbs_Cone:
1152 aGeomAx = aGeomSurf->Cone().Axis();
1153 break;
1154 case GeomAbs_Torus:
1155 aGeomAx = aGeomSurf->Torus().Axis();
1156 break;
1157 default:
1158 bCheck = Standard_False;
1159 break;
1160 }
1161 //
1162 if (bCheck) {
1163 if (aTorAx.IsParallel(aGeomAx, Precision::Angular()) &&
1164 (aL1.Distance(aGeomAx.Location()) <= Precision::Confusion())) {
1165 bImpImp = Standard_True;
1166 }
1167 }
1168 //
1169 if (bImpImp) {
1170 ts1 = 1;
1171 ts2 = 1;
1172 }
1173 }
1174 }
1175 //
7fd59977 1176 // Possible intersection types: 1. ts1 == ts2 == 1 <Geom-Geom>
1177 // 2. ts1 != ts2 <Geom-Param>
1178 // 3. ts1 == ts2 == 0 <Param-Param>
1179
788cbaf4 1180 if(!isGeomInt)
7fd59977 1181 {
788cbaf4 1182 ParamParamPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
7fd59977 1183 }
788cbaf4 1184 else if(ts1 != ts2)
1185 {
1186 GeomParamPerfom(theS1, theD1, theS2, theD2, ts1 == 0, typs1, typs2);
1187 }
1188 else if (ts1 == 0)
1189 {
1190 ParamParamPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
1191 }
1192 else if(ts1 == 1)
1193 {
1194 GeomGeomPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
1195 }
1196}
1197
1198//=======================================================================
1199//function : ParamParamPerfom
1200//purpose :
1201//=======================================================================
1202void IntPatch_Intersection::ParamParamPerfom(const Handle(Adaptor3d_HSurface)& theS1,
1203 const Handle(Adaptor3d_TopolTool)& theD1,
1204 const Handle(Adaptor3d_HSurface)& theS2,
1205 const Handle(Adaptor3d_TopolTool)& theD2,
1206 const Standard_Real TolArc,
1207 const Standard_Real TolTang,
1208 IntSurf_ListOfPntOn2S& ListOfPnts,
1209 const Standard_Boolean RestrictLine,
1210 const GeomAbs_SurfaceType typs1,
1211 const GeomAbs_SurfaceType typs2)
1212{
1213 IntPatch_PrmPrmIntersection interpp;
1214 if(!theD1->DomainIsInfinite() && !theD2->DomainIsInfinite())
7fd59977 1215 {
788cbaf4 1216 Standard_Boolean ClearFlag = Standard_True;
1217 if(!ListOfPnts.IsEmpty())
1218 {
1219 interpp.Perform(theS1,theD1,theS2,theD2,TolArc,TolTang,myFleche,myUVMaxStep, ListOfPnts, RestrictLine);
1220 ClearFlag = Standard_False;
7fd59977 1221 }
788cbaf4 1222 interpp.Perform(theS1,theD1,theS2,theD2,TolArc,TolTang,myFleche,myUVMaxStep,ClearFlag); //double call!!!!!!!
7fd59977 1223 }
788cbaf4 1224 else if((theD1->DomainIsInfinite()) ^ (theD2->DomainIsInfinite()))
7fd59977 1225 {
788cbaf4 1226 gp_Pnt pMaxXYZ, pMinXYZ;
1227 if(theD1->DomainIsInfinite())
1228 {
1229 FUN_GetMinMaxXYZPnt( theS2, pMinXYZ, pMaxXYZ );
1230 const Standard_Real MU = Max(Abs(theS2->FirstUParameter()),Abs(theS2->LastUParameter()));
1231 const Standard_Real MV = Max(Abs(theS2->FirstVParameter()),Abs(theS2->LastVParameter()));
1232 const Standard_Real AP = Max(MU, MV);
1233 Handle(Adaptor3d_HSurface) SS;
1234 FUN_TrimInfSurf(pMinXYZ, pMaxXYZ, theS1, AP, SS);
1235 interpp.Perform(SS,theD1,theS2,theD2,TolArc,TolTang,myFleche,myUVMaxStep);
1236 }
1237 else
1238 {
1239 FUN_GetMinMaxXYZPnt( theS1, pMinXYZ, pMaxXYZ );
1240 const Standard_Real MU = Max(Abs(theS1->FirstUParameter()),Abs(theS1->LastUParameter()));
1241 const Standard_Real MV = Max(Abs(theS1->FirstVParameter()),Abs(theS1->LastVParameter()));
1242 const Standard_Real AP = Max(MU, MV);
1243 Handle(Adaptor3d_HSurface) SS;
1244 FUN_TrimInfSurf(pMinXYZ, pMaxXYZ, theS2, AP, SS);
1245 interpp.Perform(theS1, theD1, SS, theD2,TolArc,TolTang,myFleche,myUVMaxStep);
1246 }
1247 }//(theD1->DomainIsInfinite()) ^ (theD2->DomainIsInfinite())
1248 else
1249 {
1250 if(typs1 == GeomAbs_OtherSurface || typs2 == GeomAbs_OtherSurface)
1251 {
1252 done = Standard_False;
1253 return;
1254 }
1255
1256 Standard_Boolean IsPLInt = Standard_False;
1257 TColgp_SequenceOfPnt sop;
1258 gp_Vec v;
1259 FUN_PL_Intersection(theS1,typs1,theS2,typs2,IsPLInt,sop,v);
1260
1261 if(IsPLInt)
1262 {
1263 if(sop.Length() > 0)
1264 {
1265 for(Standard_Integer ip = 1; ip <= sop.Length(); ip++)
1266 {
1267 gp_Lin lin(sop.Value(ip),gp_Dir(v));
1268 Handle(IntPatch_GLine) gl = new IntPatch_GLine(lin,Standard_False);
1269 slin.Append(*(Handle_IntPatch_Line *)&gl);
1270 }
1271
1272 done = Standard_True;
7fd59977 1273 }
788cbaf4 1274 else
1275 done = Standard_False;
1276
1277 return;
1278 }// 'COLLINEAR LINES'
1279 else
1280 {
1281 Handle(Adaptor3d_HSurface) nS1 = theS1;
1282 Handle(Adaptor3d_HSurface) nS2 = theS2;
1283 FUN_TrimBothSurf(theS1,typs1,theS2,typs2,1.e+8,nS1,nS2);
1284 interpp.Perform(nS1,theD1,nS2,theD2,TolArc,TolTang,myFleche,myUVMaxStep);
1285 }// 'NON - COLLINEAR LINES'
1286 }// both domains are infinite
1287
1288 if (interpp.IsDone())
1289 {
1290 done = Standard_True;
1291 tgte = Standard_False;
1292 empt = interpp.IsEmpty();
1293
1294 for(Standard_Integer i = 1; i <= interpp.NbLines(); i++)
1295 {
1296 if(interpp.Line(i)->ArcType() != IntPatch_Walking)
1297 slin.Append(interpp.Line(i));
1298 }
1299
1300 for (Standard_Integer i = 1; i <= interpp.NbLines(); i++)
1301 {
1302 if(interpp.Line(i)->ArcType() == IntPatch_Walking)
1303 slin.Append(interpp.Line(i));
1304 }
1305 }
1306}
1307
1308//=======================================================================
1309////function : GeomGeomPerfom
1310//purpose :
1311//=======================================================================
1312void IntPatch_Intersection::GeomGeomPerfom(const Handle(Adaptor3d_HSurface)& theS1,
1313 const Handle(Adaptor3d_TopolTool)& theD1,
1314 const Handle(Adaptor3d_HSurface)& theS2,
1315 const Handle(Adaptor3d_TopolTool)& theD2,
1316 const Standard_Real TolArc,
1317 const Standard_Real TolTang,
1318 IntSurf_ListOfPntOn2S& ListOfPnts,
1319 const Standard_Boolean RestrictLine,
1320 const GeomAbs_SurfaceType typs1,
1321 const GeomAbs_SurfaceType typs2)
1322{
1323 IntPatch_ImpImpIntersection interii(theS1,theD1,theS2,theD2,myTolArc,myTolTang);
1324 const Standard_Boolean anIS = interii.IsDone();
1325 if (anIS)
1326 {
1327 done = anIS;
1328 empt = interii.IsEmpty();
1329 if (!empt)
1330 {
1331 tgte = interii.TangentFaces();
1332 if (tgte)
1333 oppo = interii.OppositeFaces();
1334
1335 for (Standard_Integer i = 1; i <= interii.NbLines(); i++)
1336 {
1337 const Handle_IntPatch_Line& line = interii.Line(i);
1338 if (line->ArcType() == IntPatch_Analytic)
1339 {
1340 const GeomAbs_SurfaceType typs1 = theS1->GetType();
1341 const GeomAbs_SurfaceType typs2 = theS2->GetType();
1342 IntSurf_Quadric Quad1,Quad2;
1343
1344 switch(typs1)
1345 {
1346 case GeomAbs_Plane:
1347 Quad1.SetValue(theS1->Plane());
1348 break;
1349
1350 case GeomAbs_Cylinder:
1351 Quad1.SetValue(theS1->Cylinder());
1352 break;
1353
1354 case GeomAbs_Sphere:
1355 Quad1.SetValue(theS1->Sphere());
1356 break;
1357
1358 case GeomAbs_Cone:
1359 Quad1.SetValue(theS1->Cone());
1360 break;
1361
7eed5d29 1362 case GeomAbs_Torus:
1363 Quad1.SetValue(theS1->Torus());
1364 break;
1365
788cbaf4 1366 default:
1367 break;
1368 }
1369
1370 switch(typs2)
1371 {
1372 case GeomAbs_Plane:
1373 Quad2.SetValue(theS2->Plane());
1374 break;
1375 case GeomAbs_Cylinder:
1376 Quad2.SetValue(theS2->Cylinder());
1377 break;
1378
1379 case GeomAbs_Sphere:
1380 Quad2.SetValue(theS2->Sphere());
1381 break;
1382
1383 case GeomAbs_Cone:
1384 Quad2.SetValue(theS2->Cone());
1385 break;
1386
7eed5d29 1387 case GeomAbs_Torus:
1388 Quad2.SetValue(theS2->Torus());
1389 break;
1390
788cbaf4 1391 default:
1392 break;
1393 }
1394
1395 IntPatch_ALineToWLine AToW(Quad1,Quad2,0.01,0.05,aNbPointsInALine);
1396 Handle(IntPatch_Line) wlin=AToW.MakeWLine((*((Handle_IntPatch_ALine *)(&line))));
1397 slin.Append(wlin);
1398 }
1399 else
1400 slin.Append(interii.Line(i));
1401 }
1402
1403 for (Standard_Integer i = 1; i <= interii.NbPnts(); i++)
1404 {
1405 spnt.Append(interii.Point(i));
1406 }
1407 }
1408 }
1409 else
1410 ParamParamPerfom(theS1, theD1, theS2, theD2, TolArc, TolTang, ListOfPnts, RestrictLine, typs1, typs2);
1411}
1412
1413//=======================================================================
1414////function : GeomParamPerfom
1415//purpose :
1416//=======================================================================
1417void IntPatch_Intersection::GeomParamPerfom(const Handle(Adaptor3d_HSurface)& theS1,
1418 const Handle(Adaptor3d_TopolTool)& theD1,
1419 const Handle(Adaptor3d_HSurface)& theS2,
1420 const Handle(Adaptor3d_TopolTool)& theD2,
1421 const Standard_Boolean isNotAnalitical,
1422 const GeomAbs_SurfaceType typs1,
1423 const GeomAbs_SurfaceType typs2)
1424{
1425 IntPatch_ImpPrmIntersection interip;
1426 if (myIsStartPnt)
1427 {
1428 if (isNotAnalitical/*ts1 == 0*/)
1429 interip.SetStartPoint(myU1Start,myV1Start);
1430 else
1431 interip.SetStartPoint(myU2Start,myV2Start);
1432 }
1433
1434 if(theD1->DomainIsInfinite() && theD2->DomainIsInfinite())
1435 {
1436 Standard_Boolean IsPLInt = Standard_False;
1437 TColgp_SequenceOfPnt sop;
1438 gp_Vec v;
1439 FUN_PL_Intersection(theS1,typs1,theS2,typs2,IsPLInt,sop,v);
1440
1441 if(IsPLInt)
1442 {
1443 if(sop.Length() > 0)
1444 {
1445 for(Standard_Integer ip = 1; ip <= sop.Length(); ip++)
1446 {
1447 gp_Lin lin(sop.Value(ip),gp_Dir(v));
1448 Handle(IntPatch_GLine) gl = new IntPatch_GLine(lin,Standard_False);
1449 slin.Append(*(Handle_IntPatch_Line *)&gl);
1450 }
1451
1452 done = Standard_True;
1453 }
1454 else
1455 done = Standard_False;
1456
1457 return;
1458 }
1459 else
1460 {
1461 Handle(Adaptor3d_HSurface) nS1 = theS1;
1462 Handle(Adaptor3d_HSurface) nS2 = theS2;
1463 FUN_TrimBothSurf(theS1,typs1,theS2,typs2,1.e+5,nS1,nS2);
1464 interip.Perform(nS1,theD1,nS2,theD2,myTolArc,myTolTang,myFleche,myUVMaxStep);
1465 }
1466 }
1467 else
1468 interip.Perform(theS1,theD1,theS2,theD2,myTolArc,myTolTang,myFleche,myUVMaxStep);
1469
1470 if (interip.IsDone())
1471 {
1472 done = Standard_True;
1473 empt = interip.IsEmpty();
1474
1475 if (!empt)
1476 {
1477 for(Standard_Integer i = 1; i <= interip.NbLines(); i++)
1478 {
1479 if(interip.Line(i)->ArcType() != IntPatch_Walking)
1480 slin.Append(interip.Line(i));
1481 }
1482
1483 for(Standard_Integer i = 1; i <= interip.NbLines(); i++)
1484 {
1485 if(interip.Line(i)->ArcType() == IntPatch_Walking)
1486 slin.Append(interip.Line(i));
1487 }
1488
1489 for (Standard_Integer i = 1; i <= interip.NbPnts(); i++)
1490 spnt.Append(interip.Point(i));
1491 }
7fd59977 1492 }
1493}
1494
788cbaf4 1495
7fd59977 1496void IntPatch_Intersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
1497 const Handle(Adaptor3d_TopolTool)& D1,
1498 const Handle(Adaptor3d_HSurface)& S2,
1499 const Handle(Adaptor3d_TopolTool)& D2,
1500 const Standard_Real U1,
1501 const Standard_Real V1,
1502 const Standard_Real U2,
1503 const Standard_Real V2,
1504 const Standard_Real TolArc,
1505 const Standard_Real TolTang)
1506{
1507 myTolArc = TolArc;
1508 myTolTang = TolTang;
1509 if(myFleche == 0.0) {
1510#if DEBUG
1511 //cout<<" -- IntPatch_Intersection::myFleche fixe par defaut a 0.01 --"<<endl;
1512 //cout<<" -- Utiliser la Methode SetTolerances( ... ) "<<endl;
1513#endif
1514 myFleche = 0.01;
1515 }
1516 if(myUVMaxStep==0.0) {
1517#if DEBUG
1518 //cout<<" -- IntPatch_Intersection::myUVMaxStep fixe par defaut a 0.01 --"<<endl;
1519 //cout<<" -- Utiliser la Methode SetTolerances( ... ) "<<endl;
1520#endif
1521 myUVMaxStep = 0.01;
1522 }
1523
1524 done = Standard_False;
1525 spnt.Clear();
1526 slin.Clear();
1527
1528 empt = Standard_True;
1529 tgte = Standard_False;
1530 oppo = Standard_False;
1531
1532 const GeomAbs_SurfaceType typs1 = S1->GetType();
1533 const GeomAbs_SurfaceType typs2 = S2->GetType();
1534
1535 if( typs1==GeomAbs_Plane
1536 || typs1==GeomAbs_Cylinder
1537 || typs1==GeomAbs_Sphere
1538 || typs1==GeomAbs_Cone
1539 || typs2==GeomAbs_Plane
1540 || typs2==GeomAbs_Cylinder
1541 || typs2==GeomAbs_Sphere
1542 || typs2==GeomAbs_Cone)
1543 {
1544 myIsStartPnt = Standard_True;
1545 myU1Start = U1; myV1Start = V1; myU2Start = U2; myV2Start = V2;
1546 Perform(S1,D1,S2,D2,TolArc,TolTang);
1547 myIsStartPnt = Standard_False;
1548 }
1549 else
1550 {
1551 IntPatch_PrmPrmIntersection interpp;
1552 interpp.Perform(S1,D1,S2,D2,U1,V1,U2,V2,TolArc,TolTang,myFleche,myUVMaxStep);
1553 if (interpp.IsDone())
1554 {
1555 done = Standard_True;
1556 tgte = Standard_False;
1557 empt = interpp.IsEmpty();
1558 const Standard_Integer nblm = interpp.NbLines();
1559 Standard_Integer i = 1;
1560 for (; i<=nblm; i++) slin.Append(interpp.Line(i));
1561 }
1562 }
1563}
1564//======================================================================
1565#include <IntPatch_IType.hxx>
1566#include <IntPatch_LineConstructor.hxx>
1567#include <Handle_Adaptor2d_HCurve2d.hxx>
1568#define MAXR 200
1569
1570
1571//void IntPatch_Intersection__MAJ_R(Handle_Adaptor2d_HCurve2d *R1,
1572// Handle_Adaptor2d_HCurve2d *R2,
1573// int *NR1,
1574// int *NR2,
1575// Standard_Integer nbR1,
1576// Standard_Integer nbR2,
1577// const IntPatch_Point& VTX)
1578void IntPatch_Intersection__MAJ_R(Handle_Adaptor2d_HCurve2d *,
1579 Handle_Adaptor2d_HCurve2d *,
1580 int *,
1581 int *,
1582 Standard_Integer ,
1583 Standard_Integer ,
1584 const IntPatch_Point& )
1585{
1586 /*
1587 if(VTX.IsOnDomS1()) {
1588
1589 //-- long unsigned ptr= *((long unsigned *)(((Handle_Standard_Transient *)(&(VTX.ArcOnS1())))));
1590 for(Standard_Integer i=0; i<nbR1;i++) {
1591 if(VTX.ArcOnS1()==R1[i]) {
1592 NR1[i]++;
1593 printf("\n ******************************");
1594 return;
1595 }
1596 }
1597 printf("\n R Pas trouvee (IntPatch)\n");
1598
1599 }
1600 */
1601}
1602
1603
1604//void IntPatch_Intersection::Dump(const Standard_Integer Mode,
1605void IntPatch_Intersection::Dump(const Standard_Integer ,
1606 const Handle(Adaptor3d_HSurface)& S1,
1607 const Handle(Adaptor3d_TopolTool)& D1,
1608 const Handle(Adaptor3d_HSurface)& S2,
1609 const Handle(Adaptor3d_TopolTool)& D2) const
1610{
1611
1612 //-- ----------------------------------------------------------------------
1613 //-- construction de la liste des restrictions & vertex
1614 //--
1615 int NR1[MAXR],NR2[MAXR];
1616 Handle_Adaptor2d_HCurve2d R1[MAXR],R2[MAXR];
1617 Standard_Integer nbR1=0,nbR2=0;
1618 for(D1->Init();D1->More() && nbR1<MAXR; D1->Next()) {
1619 R1[nbR1]=D1->Value();
1620 NR1[nbR1]=0;
1621 nbR1++;
1622 }
1623 for(D2->Init();D2->More() && nbR2<MAXR; D2->Next()) {
1624 R2[nbR2]=D2->Value();
1625 NR2[nbR2]=0;
1626 nbR2++;
1627 }
1628
566f8441 1629 printf("\nDUMP_INT: ----empt:%2ud tgte:%2ud oppo:%2ud ---------------------------------",empt,tgte,empt);
7fd59977 1630 Standard_Integer i,j,nbr1,nbr2,nbgl,nbgc,nbge,nbgp,nbgh,nbl,nbr,nbg,nbw,nba;
1631 nbl=nbr=nbg=nbw=nba=nbgl=nbge=nbr1=nbr2=nbgc=nbgp=nbgh=0;
1632 nbl=NbLines();
1633 for(i=1;i<=nbl;i++) {
1634 const Handle(IntPatch_Line)& line=Line(i);
1635 const IntPatch_IType IType=line->ArcType();
1636 if(IType == IntPatch_Walking) nbw++;
1637 else if(IType == IntPatch_Restriction) {
1638 nbr++;
1639 Handle(IntPatch_RLine)& rlin =
1640 *((Handle(IntPatch_RLine) *)&line);
1641 if(rlin->IsArcOnS1()) nbr1++;
1642 if(rlin->IsArcOnS2()) nbr2++;
1643 }
1644 else if(IType == IntPatch_Analytic) nba++;
1645 else { nbg++;
1646 if(IType == IntPatch_Lin) nbgl++;
1647 else if(IType == IntPatch_Circle) nbgc++;
1648 else if(IType == IntPatch_Parabola) nbgp++;
1649 else if(IType == IntPatch_Hyperbola) nbgh++;
1650 else if(IType == IntPatch_Ellipse) nbge++;
1651 }
1652 }
1653
1654
1655 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)",
1656 nbl,nbw,nbr,nbr1,nbr2,nba,nbg,nbgl,nbgc,nbge,nbgh,nbgp);
1657
1658 IntPatch_LineConstructor LineConstructor(2);
1659
1660 Standard_Integer nbllc=0;
1661 nbw=nbr=nbg=nba=0;
1662 Standard_Integer nbva,nbvw,nbvr,nbvg;
1663 nbva=nbvr=nbvw=nbvg=0;
1664 for (j=1; j<=nbl; j++) {
1665 Standard_Integer v,nbvtx;
1666 const Handle(IntPatch_Line)& intersLinej = Line(j);
1667 Standard_Integer NbLines;
1668 LineConstructor.Perform(SequenceOfLine(),intersLinej,S1,D1,S2,D2,1e-7);
1669 NbLines = LineConstructor.NbLines();
1670
1671 for(Standard_Integer k=1;k<=NbLines;k++) {
1672 nbllc++;
1673 const Handle(IntPatch_Line)& LineK = LineConstructor.Line(k);
1674 if (LineK->ArcType() == IntPatch_Analytic) {
1675 Handle(IntPatch_ALine)& alin =
1676 *((Handle(IntPatch_ALine) *)&LineK);
1677 nbvtx=alin->NbVertex();
1678 nbva+=nbvtx; nba++;
1679 for(v=1;v<=nbvtx;v++) {
1680 IntPatch_Intersection__MAJ_R(R1,R2,NR1,NR2,nbR1,nbR2,alin->Vertex(v));
1681 }
1682 }
1683 else if (LineK->ArcType() == IntPatch_Restriction) {
1684 Handle(IntPatch_RLine)& rlin =
1685 *((Handle(IntPatch_RLine) *)&LineK);
1686 nbvtx=rlin->NbVertex();
1687 nbvr+=nbvtx; nbr++;
1688 for(v=1;v<=nbvtx;v++) {
1689 IntPatch_Intersection__MAJ_R(R1,R2,NR1,NR2,nbR1,nbR2,rlin->Vertex(v));
1690 }
1691 }
1692 else if (LineK->ArcType() == IntPatch_Walking) {
1693 Handle(IntPatch_WLine)& wlin =
1694 *((Handle(IntPatch_WLine) *)&LineK);
1695 nbvtx=wlin->NbVertex();
1696 nbvw+=nbvtx; nbw++;
1697 for(v=1;v<=nbvtx;v++) {
1698 IntPatch_Intersection__MAJ_R(R1,R2,NR1,NR2,nbR1,nbR2,wlin->Vertex(v));
1699 }
1700 }
1701 else {
1702 Handle(IntPatch_GLine)& glin =
1703 *((Handle(IntPatch_GLine) *)&LineK);
1704 nbvtx=glin->NbVertex();
1705 nbvg+=nbvtx; nbg++;
1706 for(v=1;v<=nbvtx;v++) {
1707 IntPatch_Intersection__MAJ_R(R1,R2,NR1,NR2,nbR1,nbR2,glin->Vertex(v));
1708 }
1709 }
1710 }
1711 }
1712 printf("\nDUMP_LC :Lines:%2d WLin:%2d Restr:%2d Ana:%2d Geom:%2d",
1713 nbllc,nbw,nbr,nba,nbg);
1714 printf("\nDUMP_LC :vtx :%2d r:%2d :%2d :%2d",
1715 nbvw,nbvr,nbva,nbvg);
1716
1717
1718
1719 printf("\n");
1720}
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