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b311480e | 1 | // Created on: 1993-02-02 |
2 | // Created by: Laurent BUCHARD | |
3 | // Copyright (c) 1993-1999 Matra Datavision | |
973c2be1 | 4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e | 5 | // |
973c2be1 | 6 | // This file is part of Open CASCADE Technology software library. |
b311480e | 7 | // |
d5f74e42 | 8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published | |
973c2be1 | 10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
12 | // distribution for complete text of the license and disclaimer of any warranty. | |
b311480e | 13 | // |
973c2be1 | 14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. | |
7fd59977 | 16 | |
17 | // modified by Edward AGAPOV (eap) Tue Jan 22 12:29:55 2002 | |
18 | // modified by Oleg FEDYAED (ofv) Fri Nov 29 16:08:02 2002 | |
19 | ||
42cf5bc1 | 20 | #include <Adaptor3d_HSurface.hxx> |
21 | #include <Adaptor3d_TopolTool.hxx> | |
22 | #include <gp_Dir.hxx> | |
23 | #include <gp_Pnt.hxx> | |
7fd59977 | 24 | #include <Intf_PIType.hxx> |
25 | #include <Intf_SectionLine.hxx> | |
7fd59977 | 26 | #include <Intf_SectionPoint.hxx> |
42cf5bc1 | 27 | #include <Intf_TangentZone.hxx> |
28 | #include <IntPatch_InterferencePolyhedron.hxx> | |
29 | #include <IntPatch_Line.hxx> | |
30 | #include <IntPatch_Polyhedron.hxx> | |
31 | #include <IntPatch_PrmPrmIntersection.hxx> | |
32 | #include <IntPatch_PrmPrmIntersection_T3Bits.hxx> | |
33 | #include <IntPatch_RstInt.hxx> | |
34 | #include <IntPatch_WLine.hxx> | |
7fd59977 | 35 | #include <IntPolyh_Intersection.hxx> |
42cf5bc1 | 36 | #include <IntSurf_LineOn2S.hxx> |
7fd59977 | 37 | #include <IntSurf_ListIteratorOfListOfPntOn2S.hxx> |
42cf5bc1 | 38 | #include <IntSurf_PntOn2S.hxx> |
39 | #include <IntWalk_PWalking.hxx> | |
40 | #include <Standard_OutOfRange.hxx> | |
41 | #include <StdFail_NotDone.hxx> | |
42 | #include <TColStd_Array1OfReal.hxx> | |
7fd59977 | 43 | #include <TColStd_HArray1OfReal.hxx> |
42cf5bc1 | 44 | #include <TColStd_SequenceOfInteger.hxx> |
7fd59977 | 45 | |
46 | static void SectionPointToParameters(const Intf_SectionPoint& Sp, | |
00302ba4 | 47 | const IntPatch_Polyhedron& Surf1, |
48 | const IntPatch_Polyhedron& Surf2, | |
49 | Standard_Real& u1, | |
50 | Standard_Real& v1, | |
51 | Standard_Real& u2, | |
52 | Standard_Real& v2); | |
7fd59977 | 53 | |
54 | ||
55 | static | |
00302ba4 | 56 | void AdjustOnPeriodic(const Handle(Adaptor3d_HSurface)& Surf1, |
57 | const Handle(Adaptor3d_HSurface)& Surf2, | |
58 | IntPatch_SequenceOfLine& aSLin); | |
7fd59977 | 59 | |
b1c5c4e6 | 60 | static |
00302ba4 | 61 | IntSurf_PntOn2S MakeNewPoint(const IntSurf_PntOn2S& replacePnt, |
62 | const IntSurf_PntOn2S& oldPnt, | |
63 | const Standard_Real* Periods); | |
b1c5c4e6 | 64 | |
a7dd5d0f | 65 | static Standard_Boolean IsPointOnLine(const IntSurf_PntOn2S &thePOn2S, |
66 | const Handle(IntPatch_WLine) &theWLine, | |
67 | const Standard_Real Deflection); | |
68 | ||
69 | static void AddWLine(IntPatch_SequenceOfLine &theLines, | |
70 | const Handle(IntPatch_WLine) &theWLine, | |
71 | const Standard_Real Deflection); | |
72 | ||
eb75e31c | 73 | static void SeveralWlinesProcessing(const Handle(Adaptor3d_HSurface)& theSurf1, |
74 | const Handle(Adaptor3d_HSurface)& theSurf2, | |
75 | const IntPatch_SequenceOfLine& theSLin, | |
76 | const Standard_Real* const thePeriodsArr, | |
77 | const IntSurf_TypeTrans theTrans1, | |
78 | const IntSurf_TypeTrans theTrans2, | |
79 | const Standard_Real theTol, | |
714c3bfc | 80 | const Standard_Real theMaxStepS1, |
81 | const Standard_Real theMaxStepS2, | |
eb75e31c | 82 | Handle(IntPatch_WLine)& theWLline) |
83 | { | |
84 | if(theSLin.Length() == 0) | |
85 | return; | |
86 | ||
87 | Standard_Real aU1 = 0.0, aV1 = 0.0, aU2 = 0.0, aV2 = 0.0; | |
88 | ||
eb75e31c | 89 | Standard_Integer cnbV = theWLline->NbVertex(); |
90 | Standard_Integer ciV; | |
91 | for( ciV = 1; ciV <= cnbV; ciV++ ) | |
92 | { | |
93 | Standard_Real pntDMin = 1.e+100; | |
94 | Standard_Integer VDMin = 0; | |
95 | Standard_Integer WLDMin = 0; | |
96 | gp_Pnt cPV = theWLline->Vertex(ciV).Value(); | |
97 | theWLline->Vertex(ciV).Parameters(aU1, aV1, aU2, aV2); | |
98 | const gp_Pnt2d aPCS1(aU1, aV1), aPCS2(aU2, aV2); | |
99 | Standard_Integer iL; | |
100 | for( iL = 1; iL <= theSLin.Length(); iL++) | |
101 | { | |
102 | const Handle(IntPatch_Line)& aSLine = theSLin.Value(iL); | |
103 | IntPatch_IType aType = aSLine->ArcType(); | |
104 | if( aType != IntPatch_Walking) | |
105 | continue; | |
106 | const Handle(IntPatch_WLine) aWLine = Handle(IntPatch_WLine)::DownCast(aSLine); | |
107 | Standard_Integer tnbV = aWLine->NbVertex(); | |
108 | Standard_Integer tiV; | |
109 | for( tiV = 1; tiV <= tnbV; tiV++ ) | |
110 | { | |
111 | gp_Pnt tPV = aWLine->Vertex(tiV).Value(); | |
112 | ||
113 | aWLine->Vertex(tiV).Parameters(aU1, aV1, aU2, aV2); | |
114 | const gp_Pnt2d aPTS1(aU1, aV1), aPTS2(aU2, aV2); | |
115 | ||
116 | Standard_Real tDistance = cPV.Distance(tPV); | |
117 | Standard_Real uRs1 = theSurf1->Surface().UResolution(tDistance); | |
118 | Standard_Real vRs1 = theSurf1->Surface().VResolution(tDistance); | |
119 | Standard_Real uRs2 = theSurf2->Surface().UResolution(tDistance); | |
120 | Standard_Real vRs2 = theSurf2->Surface().VResolution(tDistance); | |
121 | Standard_Real RmaxS1 = Max(uRs1,vRs1); | |
122 | Standard_Real RmaxS2 = Max(uRs2,vRs2); | |
714c3bfc | 123 | |
124 | if(RmaxS1 < theMaxStepS1 && RmaxS2 < theMaxStepS2) | |
eb75e31c | 125 | { |
714c3bfc | 126 | if( pntDMin > tDistance && tDistance > Precision::PConfusion()) |
eb75e31c | 127 | { |
714c3bfc | 128 | const Standard_Real aSqDist1 = aPCS1.SquareDistance(aPTS1), |
129 | aSqDist2 = aPCS2.SquareDistance(aPTS2); | |
130 | if((aSqDist1 < RmaxS1*RmaxS1) && (aSqDist2 < RmaxS2*RmaxS2)) | |
eb75e31c | 131 | { |
132 | pntDMin = tDistance; | |
133 | VDMin = tiV; | |
134 | WLDMin = iL; | |
135 | } | |
136 | } | |
137 | } | |
138 | } | |
139 | } | |
140 | ||
141 | if( VDMin != 0 ) | |
142 | { | |
143 | const Handle(IntPatch_Line)& aSLine = theSLin.Value(WLDMin); | |
144 | const Handle(IntPatch_WLine) aWLine = Handle(IntPatch_WLine)::DownCast(aSLine); | |
145 | Standard_Integer tiVpar = (Standard_Integer)aWLine->Vertex(VDMin).ParameterOnLine(); | |
146 | Standard_Integer ciVpar = (Standard_Integer)theWLline->Vertex(ciV).ParameterOnLine(); | |
147 | Standard_Real u11 = 0., u12 = 0., v11 = 0., v12 = 0.; | |
148 | Standard_Real u21 = 0., u22 = 0., v21 = 0., v22 = 0.; | |
149 | theWLline->Point(ciVpar).Parameters(u11,v11,u12,v12); | |
150 | aWLine->Point(tiVpar).Parameters(u21,v21,u22,v22); | |
151 | ||
152 | Handle(IntSurf_LineOn2S) newL2s = new IntSurf_LineOn2S(); | |
153 | IntSurf_PntOn2S replacePnt = aWLine->Point(tiVpar); | |
154 | Standard_Integer cNbP = theWLline->NbPnts(); | |
155 | ||
156 | TColStd_SequenceOfInteger VPold; | |
157 | Standard_Integer iPo; | |
158 | for( iPo = 1; iPo <= cnbV; iPo++ ) | |
159 | { | |
160 | Standard_Real Po = theWLline->Vertex(iPo).ParameterOnLine(); | |
161 | Standard_Integer IPo = (Standard_Integer) Po; | |
162 | VPold.Append(IPo); | |
163 | } | |
164 | ||
165 | Standard_Boolean removeNext = Standard_False; | |
166 | Standard_Boolean removePrev = Standard_False; | |
167 | if( ciV == 1) | |
168 | { | |
169 | Standard_Integer dPar = Abs( VPold.Value(ciV) - VPold.Value(ciV+1)); | |
170 | if(dPar > 10) | |
171 | { | |
172 | removeNext = Standard_True; | |
173 | for( iPo = (ciV+1); iPo <= cnbV; iPo++ ) | |
174 | VPold.SetValue(iPo, VPold.Value(iPo) - 1 ); | |
175 | } | |
176 | } | |
177 | else if( ciV == cnbV) | |
178 | { | |
179 | Standard_Integer dPar = Abs( VPold.Value(ciV) - VPold.Value(ciV-1)); | |
180 | if(dPar > 10) | |
181 | { | |
182 | removePrev = Standard_True; | |
183 | VPold.SetValue(ciV, VPold.Value(ciV) - 1 ); | |
184 | } | |
185 | } | |
186 | else | |
187 | { | |
188 | Standard_Integer dParMi = Abs( VPold.Value(ciV) - VPold.Value(ciV-1)); | |
189 | Standard_Integer dParMa = Abs( VPold.Value(ciV) - VPold.Value(ciV+1)); | |
190 | if(dParMi > 10) | |
191 | { | |
192 | removePrev = Standard_True; | |
193 | VPold.SetValue(ciV, VPold.Value(ciV) - 1 ); | |
194 | } | |
195 | ||
196 | if(dParMa > 10) | |
197 | { | |
198 | removeNext = Standard_True; | |
199 | for( iPo = (ciV+1); iPo <= cnbV; iPo++ ) | |
200 | { | |
201 | if(dParMi > 10) | |
202 | VPold.SetValue(iPo, VPold.Value(iPo) - 2 ); | |
203 | else | |
204 | VPold.SetValue(iPo, VPold.Value(iPo) - 1 ); | |
205 | } | |
206 | } | |
207 | else | |
208 | { | |
209 | if(dParMi > 10) | |
210 | for( iPo = (ciV+1); iPo <= cnbV; iPo++ ) | |
211 | VPold.SetValue(iPo, VPold.Value(iPo) - 1 ); | |
212 | } | |
213 | } | |
214 | ||
215 | Standard_Integer pI = ciVpar; | |
216 | ||
217 | Standard_Integer iP; | |
218 | for( iP = 1; iP <= cNbP; iP++) | |
219 | { | |
220 | if( pI == iP ) | |
221 | { | |
222 | IntSurf_PntOn2S newPnt = MakeNewPoint(replacePnt, theWLline->Point(iP), thePeriodsArr); | |
223 | newL2s->Add(newPnt); | |
224 | } | |
225 | else if(removeNext && iP == (pI + 1)) | |
226 | continue; | |
227 | else if(removePrev && iP == (pI - 1)) | |
228 | continue; | |
229 | else | |
230 | newL2s->Add(theWLline->Point(iP)); | |
231 | } | |
232 | ||
233 | IntPatch_Point newVtx; | |
234 | gp_Pnt Pnt3dV = aWLine->Vertex(VDMin).Value(); | |
235 | newVtx.SetValue(Pnt3dV,theTol,Standard_False); | |
236 | newVtx.SetParameters(u21,v21,u22,v22); | |
237 | newVtx.SetParameter(VPold.Value(ciV)); | |
238 | ||
239 | Handle(IntPatch_WLine) NWLine = new IntPatch_WLine(newL2s,Standard_False,theTrans1,theTrans2); | |
240 | ||
241 | Standard_Integer iV; | |
242 | for( iV = 1; iV <= cnbV; iV++ ) | |
243 | { | |
244 | if( iV == ciV ) | |
245 | NWLine->AddVertex(newVtx); | |
246 | else | |
247 | { | |
248 | IntPatch_Point theVtx = theWLline->Vertex(iV); | |
249 | theVtx.SetParameter(VPold.Value(iV)); | |
250 | NWLine->AddVertex(theVtx); | |
251 | } | |
252 | } | |
253 | ||
254 | theWLline = NWLine; | |
255 | }//if( VDMin != 0 ) | |
256 | }//for( ciV = 1; ciV <= cnbV; ciV++ ) | |
257 | } | |
258 | ||
c8187bb2 | 259 | //======================================================================= |
260 | //function : DublicateOfLinesProcessing | |
261 | //purpose : Decides, if rejecting current line is necessary | |
262 | //======================================================================= | |
263 | static void DublicateOfLinesProcessing( const IntWalk_PWalking& thePW, | |
264 | const Standard_Integer theWLID, | |
265 | IntPatch_SequenceOfLine& theLines, | |
266 | Standard_Boolean& theIsRejectReq) | |
267 | { | |
268 | const Handle(IntPatch_WLine)& anExistWL = | |
269 | *((Handle(IntPatch_WLine)*)&theLines.Value(theWLID)); | |
270 | const Standard_Integer aNbPrevPoints = anExistWL->NbPnts(); | |
271 | const Standard_Integer aNbCurrPoints = thePW.NbPoints(); | |
272 | ||
273 | if(aNbPrevPoints < aNbCurrPoints) | |
274 | {//Remove preview line | |
275 | theLines.Remove(theWLID); | |
276 | theIsRejectReq = Standard_False; | |
277 | } | |
278 | else if(aNbPrevPoints == aNbCurrPoints) | |
279 | { | |
280 | Standard_Real aLPrev = 0.0, aLCurr = 0.0; | |
281 | for(Standard_Integer aNbPP = 1; aNbPP < aNbPrevPoints; aNbPP++) | |
282 | { | |
283 | const gp_Pnt aP1prev(anExistWL->Point(aNbPP).Value()), | |
284 | aP2prev(anExistWL->Point(aNbPP+1).Value()); | |
285 | const gp_Pnt aP1curr(thePW.Value(aNbPP).Value()), | |
286 | aP2curr(thePW.Value(aNbPP+1).Value()); | |
287 | ||
288 | aLPrev += aP1prev.Distance(aP2prev); | |
289 | aLCurr += aP1curr.Distance(aP2curr); | |
290 | } | |
291 | ||
292 | if(aLPrev < aLCurr) | |
293 | {//Remove preview line | |
294 | theLines.Remove(theWLID); | |
295 | theIsRejectReq = Standard_False; | |
296 | } | |
297 | } | |
298 | } | |
a7dd5d0f | 299 | |
7fd59977 | 300 | //================================================================================== |
301 | // function : | |
302 | // purpose : | |
303 | //================================================================================== | |
304 | IntPatch_PrmPrmIntersection::IntPatch_PrmPrmIntersection(): done(Standard_False) | |
305 | { | |
306 | } | |
307 | ||
308 | //================================================================================== | |
309 | // function : Perform | |
310 | // purpose : | |
311 | //================================================================================== | |
312 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
00302ba4 | 313 | const Handle(Adaptor3d_TopolTool)& D1, |
314 | const Standard_Real TolTangency, | |
315 | const Standard_Real Epsilon, | |
316 | const Standard_Real Deflection, | |
317 | const Standard_Real Increment) | |
7fd59977 | 318 | { |
319 | IntPatch_Polyhedron Poly1( Surf1, D1->NbSamplesU(), D1->NbSamplesV() ); | |
320 | Perform( Surf1, Poly1, D1, TolTangency, Epsilon, Deflection, Increment ); | |
321 | } | |
322 | ||
323 | //================================================================================== | |
324 | // function : Perform | |
325 | // purpose : | |
326 | //================================================================================== | |
327 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
00302ba4 | 328 | const IntPatch_Polyhedron& Poly1, |
329 | const Handle(Adaptor3d_TopolTool)& D1, | |
330 | const Handle(Adaptor3d_HSurface)& Surf2, | |
331 | const Handle(Adaptor3d_TopolTool)& D2, | |
332 | const Standard_Real TolTangency, | |
333 | const Standard_Real Epsilon, | |
334 | const Standard_Real Deflection, | |
335 | const Standard_Real Increment) | |
7fd59977 | 336 | { |
337 | IntPatch_Polyhedron Poly2( Surf2 ); | |
338 | Perform( Surf1, Poly1, D1, Surf2, Poly2, D2, TolTangency, Epsilon, Deflection, Increment); | |
339 | } | |
340 | ||
341 | //================================================================================== | |
342 | // function : Perform | |
343 | // purpose : | |
344 | //================================================================================== | |
345 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
00302ba4 | 346 | const Handle(Adaptor3d_TopolTool)& D1, |
347 | const Handle(Adaptor3d_HSurface)& Surf2, | |
348 | const IntPatch_Polyhedron& Poly2, | |
349 | const Handle(Adaptor3d_TopolTool)& D2, | |
350 | const Standard_Real TolTangency, | |
351 | const Standard_Real Epsilon, | |
352 | const Standard_Real Deflection, | |
353 | const Standard_Real Increment) | |
7fd59977 | 354 | { |
355 | IntPatch_Polyhedron Poly1( Surf1 ); | |
356 | Perform( Surf1, Poly1, D1, Surf2, Poly2, D2, TolTangency, Epsilon, Deflection, Increment ); | |
357 | } | |
358 | ||
359 | //================================================================================== | |
360 | // function : Perform | |
361 | // purpose : | |
362 | //================================================================================== | |
363 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
00302ba4 | 364 | const IntPatch_Polyhedron& Poly1, |
365 | const Handle(Adaptor3d_TopolTool)& D1, | |
366 | const Handle(Adaptor3d_HSurface)& Surf2, | |
367 | const IntPatch_Polyhedron& Poly2, | |
368 | const Handle(Adaptor3d_TopolTool)& D2, | |
369 | const Standard_Real TolTangency, | |
370 | const Standard_Real Epsilon, | |
371 | const Standard_Real Deflection, | |
372 | const Standard_Real Increment) | |
7fd59977 | 373 | { |
47cbf134 | 374 | IntPatch_InterferencePolyhedron Interference(Poly1,Poly2); |
7fd59977 | 375 | empt = Standard_True; |
376 | done = Standard_True; | |
377 | SLin.Clear(); | |
378 | ||
7fd59977 | 379 | Standard_Integer nbLigSec = Interference.NbSectionLines(); |
380 | Standard_Integer nbTanZon = Interference.NbTangentZones(); | |
381 | ||
7fd59977 | 382 | Standard_Integer NbLigCalculee = 0; |
383 | ||
384 | Standard_Real U1,U2,V1,V2; | |
385 | Standard_Real pu1,pu2,pv1,pv2; | |
386 | ||
387 | TColStd_Array1OfReal StartParams(1,4); | |
388 | ||
47cbf134 | 389 | IntWalk_PWalking PW( Surf1, Surf2, TolTangency, Epsilon, Deflection, Increment ); |
00302ba4 | 390 | |
7fd59977 | 391 | Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; //-- 10 est insuffisant |
392 | Standard_Real incidence; | |
393 | Standard_Real dminiPointLigne; | |
394 | ||
395 | Standard_Boolean HasStartPoint,RejetLigne; | |
396 | ||
397 | IntSurf_PntOn2S StartPOn2S; | |
398 | ||
399 | Standard_Integer ver; | |
400 | ||
401 | gp_Pnt Point3dDebut,Point3dFin; | |
402 | ||
403 | if( nbLigSec >= 1 ) { | |
404 | Standard_Integer *TabL = new Standard_Integer [nbLigSec+1]; | |
405 | Standard_Integer ls; | |
406 | for( ls = 1; ls <= nbLigSec; ls++ ) | |
407 | TabL[ls]=ls; | |
408 | ||
409 | Standard_Boolean triok; | |
410 | do { | |
411 | triok=Standard_True; | |
412 | for(Standard_Integer b=2; b<=nbLigSec; b++) { | |
00302ba4 | 413 | Standard_Integer nb_B = Interference.LineValue(TabL[b]).NumberOfPoints(); |
414 | Standard_Integer nb_A = Interference.LineValue(TabL[b-1]).NumberOfPoints(); | |
415 | if( nb_B > nb_A ) { | |
416 | Standard_Integer tyu=TabL[b]; | |
417 | TabL[b]=TabL[b-1]; | |
418 | TabL[b-1]=tyu; | |
419 | triok=Standard_False; | |
420 | } | |
7fd59977 | 421 | } |
422 | } while( triok==Standard_False ); | |
423 | ||
424 | for( ls = 1; ls <= nbLigSec; ls++) { | |
425 | const Intf_SectionLine& LineSec=Interference.LineValue(TabL[ls]); | |
426 | Standard_Integer nbp = LineSec.NumberOfPoints(); | |
427 | ||
428 | Standard_Integer *TabPtDep = new Standard_Integer [nbp+1]; | |
429 | Standard_Integer ilig; | |
430 | for( ilig = 1; ilig <= nbp; ilig++) | |
00302ba4 | 431 | TabPtDep[ilig]=0; |
7fd59977 | 432 | |
433 | Standard_Real UminLig1,VminLig1,UmaxLig1,VmaxLig1; | |
434 | Standard_Real UminLig2,VminLig2,UmaxLig2,VmaxLig2; | |
435 | ||
436 | SectionPointToParameters(LineSec.GetPoint(1),Poly1,Poly2,UminLig1,VminLig1,UminLig2,VminLig2); | |
437 | ||
438 | UmaxLig1=UminLig1; | |
439 | VmaxLig1=VminLig1; | |
440 | UmaxLig2=UminLig2; | |
441 | VmaxLig2=VminLig2; | |
442 | ||
443 | for( ilig = 2; ilig <= nbp; ilig++ ) { | |
00302ba4 | 444 | SectionPointToParameters(LineSec.GetPoint(ilig),Poly1,Poly2,U1,V1,U2,V2); |
7fd59977 | 445 | |
00302ba4 | 446 | if(U1>UmaxLig1) UmaxLig1=U1; |
447 | if(V1>VmaxLig1) VmaxLig1=V1; | |
448 | if(U2>UmaxLig2) UmaxLig2=U2; | |
449 | if(V2>VmaxLig2) VmaxLig2=V2; | |
7fd59977 | 450 | |
00302ba4 | 451 | if(U1<UminLig1) UminLig1=U1; |
452 | if(V1<VminLig1) VminLig1=V1; | |
453 | if(U2<UminLig2) UminLig2=U2; | |
454 | if(V2<VminLig2) VminLig2=V2; | |
7fd59977 | 455 | } |
00302ba4 | 456 | |
7fd59977 | 457 | Standard_Integer nbps2 = (nbp>3)? (nbp/2) : 1; |
458 | Standard_Integer NombreDePointsDeDepartDuCheminement = 0; | |
459 | Standard_Integer IndicePointdeDepart1 = 0,IndicePointdeDepart2 = 0; | |
460 | Standard_Boolean lignetrouvee=Standard_False; | |
461 | ||
462 | do { | |
00302ba4 | 463 | NombreDePointsDeDepartDuCheminement++; |
464 | if(NombreDePointsDeDepartDuCheminement == 1) { | |
465 | incidence=3.0; | |
466 | Standard_Integer nbp1_4=nbp/4; | |
467 | Standard_Integer nbp3_4=nbp-nbp1_4; | |
468 | ||
469 | Standard_Integer nsp; | |
470 | for(nsp=nbp/2; nsp<nbp3_4; nsp++) { | |
471 | Standard_Real CurrentIncidence = LineSec.GetPoint(nsp).Incidence(); | |
472 | if(CurrentIncidence < incidence) { | |
473 | nbps2 = nsp; | |
474 | incidence = 0.9*CurrentIncidence; | |
475 | } | |
476 | } | |
477 | ||
478 | for(nsp=nbp/2; nsp>nbp1_4; nsp--) { | |
479 | Standard_Real CurrentIncidence = LineSec.GetPoint(nsp).Incidence(); | |
480 | if(CurrentIncidence < incidence) { | |
481 | nbps2 = nsp; | |
482 | incidence = 0.9*CurrentIncidence; | |
483 | } | |
484 | } | |
485 | ||
486 | if(nbp<3) | |
487 | NombreDePointsDeDepartDuCheminement=3; | |
488 | ||
489 | IndicePointdeDepart1 = nbps2; | |
490 | } | |
491 | else if(NombreDePointsDeDepartDuCheminement == 2) { | |
492 | if(IndicePointdeDepart1 == 1) { | |
493 | nbps2 = nbp/2; | |
494 | IndicePointdeDepart2 = nbps2; | |
495 | } | |
496 | else { | |
497 | nbps2 = 1; | |
498 | IndicePointdeDepart2 = 1; | |
499 | } | |
500 | } | |
501 | else if(NombreDePointsDeDepartDuCheminement == 3) { | |
502 | if(IndicePointdeDepart1 == nbp) | |
503 | nbps2 = (IndicePointdeDepart1+IndicePointdeDepart2)/2; | |
504 | else | |
505 | nbps2 = nbp; | |
506 | } | |
507 | else { | |
508 | nbps2 = NombreDePointsDeDepartDuCheminement-3; | |
509 | NombreDePointsDeDepartDuCheminement++; | |
510 | } | |
511 | ||
512 | if(TabPtDep[nbps2]==0) { | |
513 | TabPtDep[nbps2]=1; | |
514 | SectionPointToParameters(LineSec.GetPoint(nbps2),Poly1,Poly2,U1,V1,U2,V2); | |
515 | ||
516 | StartParams(1) = U1; | |
517 | StartParams(2) = V1; | |
518 | StartParams(3) = U2; | |
519 | StartParams(4) = V2; | |
520 | ||
521 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
522 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
523 | ||
524 | if(HasStartPoint) { | |
525 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
526 | NbLigCalculee = SLin.Length(); | |
527 | Standard_Integer l; | |
528 | for( l=1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
529 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); | |
7fd59977 | 530 | |
a7dd5d0f | 531 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) { |
532 | dminiPointLigne = 0.0; | |
533 | } | |
00302ba4 | 534 | } // for ( l ... |
535 | ||
536 | if(dminiPointLigne > SeuildPointLigne) { | |
537 | PW.Perform(StartParams,UminLig1,VminLig1,UminLig2,VminLig2,UmaxLig1,VmaxLig1,UmaxLig2,VmaxLig2); | |
538 | if(PW.IsDone()) { | |
539 | if(PW.NbPoints()>2) { | |
540 | RejetLigne = Standard_False; | |
541 | Point3dDebut = PW.Value(1).Value(); | |
a7dd5d0f | 542 | const IntSurf_PntOn2S& PointFin = PW.Value(PW.NbPoints()); |
543 | Point3dFin = PointFin.Value(); | |
1dee0696 | 544 | for( ver = 1 ; ver<= NbLigCalculee ; ver++) { |
00302ba4 | 545 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); |
a7dd5d0f | 546 | |
547 | // Check end point if it is on existing line. | |
548 | // Start point is checked before. | |
549 | if (IsPointOnLine(PointFin, verwline, Deflection)) { | |
550 | RejetLigne = Standard_True; | |
551 | break; | |
552 | } | |
553 | ||
554 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); | |
00302ba4 | 555 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); |
1dee0696 | 556 | if( (Point3dDebut.Distance(verPointDebut.Value()) <= TolTangency) && |
557 | (Point3dFin.Distance(verPointFin.Value()) <= TolTangency)) | |
558 | { | |
559 | RejetLigne = Standard_True; | |
560 | break; | |
00302ba4 | 561 | } |
562 | } | |
563 | ||
c8187bb2 | 564 | if(RejetLigne) |
565 | { | |
566 | DublicateOfLinesProcessing(PW, ver, SLin, RejetLigne); | |
567 | } | |
568 | ||
00302ba4 | 569 | if(!RejetLigne) { |
570 | // Calculation transition | |
571 | IntSurf_TypeTrans trans1,trans2; | |
572 | Standard_Real locu,locv; | |
573 | gp_Vec norm1,norm2,d1u,d1v; | |
574 | gp_Pnt ptbid; | |
575 | Standard_Integer indextg; | |
576 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
577 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
578 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
579 | norm1 = d1u.Crossed(d1v); | |
580 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
581 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
582 | norm2 = d1u.Crossed(d1v); | |
583 | if(tgline.DotCross(norm2,norm1)>0.) { | |
584 | trans1 = IntSurf_Out; | |
585 | trans2 = IntSurf_In; | |
586 | } | |
587 | else { | |
588 | trans1 = IntSurf_In; | |
589 | trans2 = IntSurf_Out; | |
590 | } | |
591 | ||
592 | Standard_Real TolTang = TolTangency; | |
593 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
594 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
595 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
596 | ||
597 | if(wline->NbVertex() == 0) { | |
598 | IntPatch_Point vtx; | |
599 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
600 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
601 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
602 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
603 | vtx.SetParameter(1); | |
604 | wline->AddVertex(vtx); | |
605 | ||
606 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
607 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
608 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
609 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
610 | vtx.SetParameter(wline->NbPnts()); | |
611 | wline->AddVertex(vtx); | |
612 | } | |
613 | ||
614 | lignetrouvee = Standard_True; | |
a7dd5d0f | 615 | AddWLine(SLin, wline, Deflection); |
00302ba4 | 616 | empt = Standard_False; |
617 | }// !RejetLigne | |
618 | }// PW.NbPoints()>2 | |
619 | }// done is True | |
620 | }// dminiPointLigne > SeuildPointLigne | |
621 | }// HasStartPoint | |
622 | }// TabPtDep[nbps2]==0 | |
7fd59977 | 623 | } while( nbp>5 && ( !( ( (NombreDePointsDeDepartDuCheminement >= 3) && lignetrouvee ) || |
00302ba4 | 624 | ( (NombreDePointsDeDepartDuCheminement-3>=nbp) && !lignetrouvee ) ) ) ); |
7fd59977 | 625 | |
626 | delete [] TabPtDep; | |
627 | }// for( ls ... | |
628 | ||
629 | delete [] TabL; | |
630 | }// nbLigSec >= 1 | |
631 | ||
632 | Standard_Real UminLig1,VminLig1,UmaxLig1,VmaxLig1; | |
633 | Standard_Real UminLig2,VminLig2,UmaxLig2,VmaxLig2; | |
00302ba4 | 634 | |
7fd59977 | 635 | UminLig1=VminLig1=UminLig2=VminLig2=RealLast(); |
636 | UmaxLig1=VmaxLig1=UmaxLig2=VmaxLig2=-UminLig1; | |
637 | ||
638 | Standard_Integer z; | |
639 | for(z=1; z <= nbTanZon; z++) { | |
640 | const Intf_TangentZone& TangentZone=Interference.ZoneValue(z); | |
641 | for(Standard_Integer pz=1; pz<=TangentZone.NumberOfPoints(); pz++) { | |
642 | SectionPointToParameters(TangentZone.GetPoint(pz),Poly1,Poly2,U1,V1,U2,V2); | |
643 | ||
644 | if(U1>UmaxLig1) UmaxLig1=U1; | |
645 | if(V1>VmaxLig1) VmaxLig1=V1; | |
646 | if(U2>UmaxLig2) UmaxLig2=U2; | |
647 | if(V2>VmaxLig2) VmaxLig2=V2; | |
00302ba4 | 648 | |
7fd59977 | 649 | if(U1<UminLig1) UminLig1=U1; |
650 | if(V1<VminLig1) VminLig1=V1; | |
651 | if(U2<UminLig2) UminLig2=U2; | |
652 | if(V2<VminLig2) VminLig2=V2; | |
653 | } | |
654 | } | |
655 | ||
656 | for(z=1; z <= nbTanZon; z++) { | |
657 | const Intf_TangentZone& TangentZone=Interference.ZoneValue(z); | |
658 | Standard_Integer pz; | |
659 | for( pz=1; pz<=TangentZone.NumberOfPoints(); pz++) { | |
660 | SectionPointToParameters(TangentZone.GetPoint(pz),Poly1,Poly2,U1,V1,U2,V2); | |
661 | ||
662 | StartParams(1) = U1; | |
663 | StartParams(2) = V1; | |
664 | StartParams(3) = U2; | |
665 | StartParams(4) = V2; | |
00302ba4 | 666 | |
7fd59977 | 667 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); |
668 | if(HasStartPoint) { | |
00302ba4 | 669 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); |
670 | NbLigCalculee = SLin.Length(); | |
671 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
672 | Standard_Integer l; | |
673 | for( l = 1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
674 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); | |
7fd59977 | 675 | |
a7dd5d0f | 676 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) { |
677 | dminiPointLigne = 0.0; | |
678 | } | |
00302ba4 | 679 | }// for( l ... |
680 | ||
681 | if(dminiPointLigne > SeuildPointLigne) { | |
682 | PW.Perform(StartParams,UminLig1,VminLig1,UminLig2,VminLig2,UmaxLig1,VmaxLig1,UmaxLig2,VmaxLig2); | |
683 | if(PW.IsDone()) { | |
684 | if(PW.NbPoints()>2) { | |
685 | RejetLigne = Standard_False; | |
686 | Point3dDebut = PW.Value(1).Value(); | |
a7dd5d0f | 687 | const IntSurf_PntOn2S& PointFin = PW.Value(PW.NbPoints()); |
688 | Point3dFin = PointFin.Value(); | |
1dee0696 | 689 | for(ver=1 ; ver<= NbLigCalculee ; ver++) { |
00302ba4 | 690 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); |
a7dd5d0f | 691 | |
692 | // Check end point if it is on existing line. | |
693 | // Start point is checked before. | |
694 | if (IsPointOnLine(PointFin, verwline, Deflection)) { | |
695 | RejetLigne = Standard_True; | |
696 | break; | |
697 | } | |
698 | ||
00302ba4 | 699 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); |
700 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
1dee0696 | 701 | if( (Point3dDebut.Distance(verPointDebut.Value()) < TolTangency) || |
702 | (Point3dFin.Distance(verPointFin.Value()) < TolTangency)) | |
703 | { | |
00302ba4 | 704 | RejetLigne = Standard_True; |
1dee0696 | 705 | break; |
00302ba4 | 706 | } |
707 | } | |
708 | ||
c8187bb2 | 709 | if(RejetLigne) |
710 | { | |
711 | DublicateOfLinesProcessing(PW, ver, SLin, RejetLigne); | |
712 | } | |
713 | ||
00302ba4 | 714 | if(!RejetLigne) { |
715 | IntSurf_TypeTrans trans1,trans2; | |
716 | Standard_Real locu,locv; | |
717 | gp_Vec norm1,norm2,d1u,d1v; | |
718 | gp_Pnt ptbid; | |
719 | Standard_Integer indextg; | |
720 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
721 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
722 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
723 | norm1 = d1u.Crossed(d1v); | |
724 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
725 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
726 | norm2 = d1u.Crossed(d1v); | |
727 | if(tgline.DotCross(norm2,norm1)>0.) { | |
728 | trans1 = IntSurf_Out; | |
729 | trans2 = IntSurf_In; | |
730 | } | |
731 | else { | |
732 | trans1 = IntSurf_In; | |
733 | trans2 = IntSurf_Out; | |
734 | } | |
735 | ||
736 | Standard_Real TolTang = TolTangency; | |
737 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
738 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
739 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
740 | ||
741 | if(wline->NbVertex() == 0) { | |
742 | IntPatch_Point vtx; | |
743 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
744 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
745 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
746 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
747 | vtx.SetParameter(1); | |
748 | wline->AddVertex(vtx); | |
749 | ||
750 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
751 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
752 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
753 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
754 | vtx.SetParameter(wline->NbPnts()); | |
755 | wline->AddVertex(vtx); | |
756 | } | |
7fd59977 | 757 | |
a7dd5d0f | 758 | AddWLine(SLin, wline, Deflection); |
00302ba4 | 759 | empt = Standard_False; |
760 | }// if !RejetLigne | |
761 | }// PW.NbPoints()>2 | |
762 | }// done is True | |
763 | }// dminiPointLigne > SeuildPointLigne | |
7fd59977 | 764 | }// HasStartPoint |
765 | }// for( pz ... | |
766 | }// for( z ... | |
767 | } | |
768 | ||
769 | //================================================================================== | |
770 | // function : Perform | |
771 | // purpose : | |
772 | //================================================================================== | |
773 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
00302ba4 | 774 | const IntPatch_Polyhedron& Poly1, |
775 | const Handle(Adaptor3d_TopolTool)& D1, | |
776 | const Standard_Real TolTangency, | |
777 | const Standard_Real Epsilon, | |
778 | const Standard_Real Deflection, | |
779 | const Standard_Real Increment) | |
7fd59977 | 780 | { |
47cbf134 | 781 | IntPatch_InterferencePolyhedron Interference(Poly1); |
7fd59977 | 782 | empt = Standard_True; |
783 | done = Standard_True; | |
784 | SLin.Clear(); | |
785 | ||
786 | Standard_Integer nbLigSec = Interference.NbSectionLines(); | |
787 | Standard_Integer nbTanZon = Interference.NbTangentZones(); | |
788 | ||
789 | Standard_Integer NbPntOn2SOnLine; | |
790 | Standard_Integer NbLigCalculee = 0; | |
791 | ||
792 | Standard_Real U1,U2,V1,V2; | |
793 | Standard_Real pu1,pu2,pv1,pv2; | |
794 | ||
795 | TColStd_Array1OfReal StartParams(1,4); | |
47cbf134 | 796 | IntWalk_PWalking PW(Surf1,Surf1,TolTangency,Epsilon,Deflection,Increment); |
00302ba4 | 797 | |
7fd59977 | 798 | Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; //-- 10 est insuffisant |
799 | Standard_Real incidence; | |
800 | Standard_Real dminiPointLigne; | |
801 | ||
802 | Standard_Boolean HasStartPoint,RejetLigne; | |
803 | ||
804 | IntSurf_PntOn2S StartPOn2S; | |
805 | ||
806 | Standard_Integer ver; | |
807 | ||
808 | gp_Pnt Point3dDebut,Point3dFin; | |
809 | ||
810 | if(nbLigSec>=1) { | |
811 | Standard_Integer ls; | |
812 | for( ls = 1; ls <= nbLigSec; ls++) { | |
813 | const Intf_SectionLine& LineSec=Interference.LineValue(ls); | |
814 | Standard_Integer nbp = LineSec.NumberOfPoints(); | |
815 | Standard_Integer nbps2 = (nbp>3)? (nbp/2) : 1; | |
816 | Standard_Integer NombreDePointsDeDepartDuCheminement = 0; | |
817 | Standard_Integer IndicePointdeDepart1 = 0, IndicePointdeDepart2 = 0; | |
818 | do { | |
00302ba4 | 819 | NombreDePointsDeDepartDuCheminement++; |
820 | if(NombreDePointsDeDepartDuCheminement == 1) { | |
821 | incidence = 0.0; | |
822 | Standard_Integer nsp1; | |
823 | for( nsp1= nbp/2; nsp1 >= 1; nsp1--) { | |
824 | SectionPointToParameters(LineSec.GetPoint(nsp1),Poly1,Poly1,U1,V1,U2,V2); | |
825 | Standard_Real CurrentIncidence = Abs(U1-U2)+Abs(V1-V2); | |
826 | if(CurrentIncidence > incidence) { | |
827 | nbps2 = nsp1; | |
828 | incidence = CurrentIncidence; | |
829 | } | |
830 | } | |
831 | for( nsp1 = nbp/2; nsp1 <= nbp; nsp1++) { | |
832 | SectionPointToParameters(LineSec.GetPoint(nsp1),Poly1,Poly1,U1,V1,U2,V2); | |
833 | Standard_Real CurrentIncidence = Abs(U1-U2)+Abs(V1-V2); | |
834 | if(CurrentIncidence > incidence) { | |
835 | nbps2 = nsp1; | |
836 | incidence = CurrentIncidence; | |
837 | } | |
838 | } | |
839 | ||
840 | if(nbp<3) | |
841 | NombreDePointsDeDepartDuCheminement=3; | |
842 | ||
843 | IndicePointdeDepart1 = nbps2; | |
844 | } | |
845 | else if(NombreDePointsDeDepartDuCheminement == 2) { | |
846 | if(IndicePointdeDepart1 == 1) { | |
847 | nbps2 = nbp/2; | |
848 | IndicePointdeDepart2 = nbps2; | |
849 | } | |
850 | else { | |
851 | nbps2 = 1; | |
852 | IndicePointdeDepart2 = 1; | |
853 | } | |
854 | } | |
855 | else { | |
856 | if(IndicePointdeDepart1 == nbp) | |
857 | nbps2 = (IndicePointdeDepart1+IndicePointdeDepart2)/2; | |
858 | else | |
859 | nbps2 = nbp; | |
860 | } | |
861 | ||
862 | SectionPointToParameters(LineSec.GetPoint(nbps2),Poly1,Poly1,U1,V1,U2,V2); | |
863 | ||
864 | StartParams(1) = U1; | |
865 | StartParams(2) = V1; | |
866 | StartParams(3) = U2; | |
867 | StartParams(4) = V2; | |
868 | ||
869 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
870 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
871 | if(HasStartPoint) { | |
872 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
873 | if(Abs(pu1-pu2)>1e-7 || Abs(pv1-pv2)>1e-7) { | |
874 | NbLigCalculee = SLin.Length(); | |
875 | Standard_Integer l; | |
876 | for( l = 1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
877 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); | |
878 | if( (testwline->IsOutSurf1Box(gp_Pnt2d(pu1,pv1))==Standard_False) && | |
879 | (testwline->IsOutSurf2Box(gp_Pnt2d(pu2,pv2))==Standard_False) && | |
880 | (testwline->IsOutBox(StartPOn2S.Value())==Standard_False) ) { | |
881 | NbPntOn2SOnLine = testwline->NbPnts(); | |
882 | Standard_Integer ll; | |
883 | for( ll=1; (ll < NbPntOn2SOnLine) && (dminiPointLigne >= SeuildPointLigne); ll++) { | |
884 | Standard_Real t,Au1,Av1,Au2,Av2,Bu1,Bv1,Bu2,Bv2; | |
885 | testwline->Point(ll).Parameters(Au1,Av1,Au2,Av2); | |
886 | testwline->Point(ll+1).Parameters(Bu1,Bv1,Bu2,Bv2); | |
887 | if(Au1>Bu1) { | |
888 | t=Au1; | |
889 | Au1=Bu1; | |
890 | Bu1=t; | |
891 | } | |
892 | if(Av1>Bv1) { | |
893 | t=Av1; | |
894 | Av1=Bv1; | |
895 | Bv1=t; | |
896 | } | |
897 | Au1-=1.0e-7; | |
898 | Av1-=1.0e-7; | |
899 | Bu1+=1.0e-7; | |
900 | Bv1+=1.0e-7; | |
901 | ||
902 | if((pu1>=Au1) && (pu1<=Bu1) && (pv1>=Av1) && (pv1<=Bv1)) | |
903 | dminiPointLigne = 0.0; | |
904 | else { | |
905 | if((pu2>=Au1) && (pu2<=Bu1) && (pv2>=Av1) && (pv2<=Bv1)) | |
906 | dminiPointLigne = 0.0; | |
907 | } | |
908 | }// for( ll ... | |
909 | }// if ... | |
910 | }// for( l ... | |
911 | ||
912 | if(dminiPointLigne > SeuildPointLigne) { | |
913 | PW.Perform(StartParams); | |
914 | if(PW.IsDone()) { | |
915 | if(PW.NbPoints()>2) { | |
916 | RejetLigne = Standard_False; | |
917 | Point3dDebut = PW.Value(1).Value(); | |
918 | Point3dFin = PW.Value(PW.NbPoints()).Value(); | |
1dee0696 | 919 | for(ver=1 ; ver<= NbLigCalculee ; ver++) { |
00302ba4 | 920 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); |
921 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); | |
922 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
1dee0696 | 923 | if( (Point3dDebut.Distance(verPointDebut.Value()) < TolTangency) || |
924 | (Point3dFin.Distance(verPointFin.Value()) < TolTangency)) | |
925 | { | |
00302ba4 | 926 | RejetLigne = Standard_True; |
1dee0696 | 927 | break; |
00302ba4 | 928 | } |
929 | } | |
930 | ||
c8187bb2 | 931 | if(RejetLigne) |
932 | { | |
933 | DublicateOfLinesProcessing(PW, ver, SLin, RejetLigne); | |
934 | } | |
935 | ||
00302ba4 | 936 | if(!RejetLigne) { |
937 | IntSurf_TypeTrans trans1,trans2; | |
938 | Standard_Real locu,locv; | |
939 | gp_Vec norm1,norm2,d1u,d1v; | |
940 | gp_Pnt ptbid; | |
941 | Standard_Integer indextg; | |
942 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
943 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
944 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
945 | norm1 = d1u.Crossed(d1v); | |
946 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
947 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
948 | norm2 = d1u.Crossed(d1v); | |
949 | if (tgline.DotCross(norm2,norm1)>0.) { | |
950 | trans1 = IntSurf_Out; | |
951 | trans2 = IntSurf_In; | |
952 | } | |
953 | else { | |
954 | trans1 = IntSurf_In; | |
955 | trans2 = IntSurf_Out; | |
956 | } | |
957 | ||
958 | IntSurf_LineOn2S LineOn2S; | |
959 | Standard_Integer nbpw,imin,imax,i; | |
960 | nbpw = PW.Line()->NbPoints(); | |
961 | Standard_Real u1,v1,u2,v2; | |
962 | i=0; | |
963 | do { | |
964 | i++; | |
965 | imin=i; | |
966 | const IntSurf_PntOn2S& Pi = PW.Line()->Value(i); | |
967 | Pi.Parameters(u1,v1,u2,v2); | |
968 | } while((i<nbpw)&&(Abs(u1-u2)<=1e-6 && Abs(v1-v2)<=1e-6)); | |
969 | ||
970 | if(imin>2) | |
971 | imin--; | |
972 | ||
973 | i=nbpw+1; | |
974 | do { | |
975 | i--; | |
976 | imax=i; | |
977 | const IntSurf_PntOn2S& Pi = PW.Line()->Value(i); | |
978 | Pi.Parameters(u1,v1,u2,v2); | |
979 | } while((i>2)&&(Abs(u1-u2)<=1e-6 && Abs(v1-v2)<=1e-6)); | |
980 | ||
981 | if(imax<nbpw) | |
982 | imax++; | |
983 | ||
984 | if(imin<imax) { | |
857ffd5e | 985 | Handle(IntSurf_LineOn2S) PWLine = new IntSurf_LineOn2S(); |
00302ba4 | 986 | for(i=imin;i<=imax;i++) |
987 | PWLine->Add(PW.Line()->Value(i)); | |
988 | ||
989 | Standard_Real TolTang = TolTangency; | |
990 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PWLine,Standard_False,trans1,trans2); | |
991 | const IntSurf_PntOn2S& POn2SDeb = wline->Point(1); | |
992 | const IntSurf_PntOn2S& POn2SFin = wline->Point(wline->NbPnts()); | |
993 | if((POn2SDeb.Value()).Distance(POn2SFin.Value()) <= TolTangency) { | |
994 | Standard_Real u1t,v1t,u2t,v2t; | |
995 | POn2SDeb.Parameters(u1t,v1t,u2t,v2t); | |
996 | IntPatch_Point vtx; | |
997 | vtx.SetValue(POn2SDeb.Value(),TolTang,Standard_False); | |
998 | vtx.SetParameters(u2t,v2t,u1t,v1t); | |
999 | vtx.SetParameter(wline->NbPnts()); | |
1000 | wline->SetPoint(wline->NbPnts(),vtx); | |
1001 | } | |
1002 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf1,Standard_True,TolTang); | |
1003 | if(wline->NbVertex() == 0) { | |
1004 | IntPatch_Point vtx; | |
1005 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
1006 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1007 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
1008 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1009 | vtx.SetParameter(1); | |
1010 | wline->AddVertex(vtx); | |
1011 | ||
1012 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
1013 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1014 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
1015 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1016 | vtx.SetParameter(wline->NbPnts()); | |
1017 | wline->AddVertex(vtx); | |
1018 | } | |
1019 | SLin.Append(wline); | |
1020 | empt = Standard_False; | |
1021 | }// imin<imax | |
1022 | }// !RejetLigne | |
1023 | }// PW.NbPoints()>2 | |
1024 | }// done is True | |
1025 | }// dminiPointLigne > SeuildPointLigne | |
1026 | }// Abs || Abs | |
1027 | }// HasStartPoint | |
7fd59977 | 1028 | } while(nbp>5 && NombreDePointsDeDepartDuCheminement<3); |
1029 | }// for( ls ... | |
1030 | }// nbLigSec>=1 | |
1031 | ||
1032 | Standard_Integer z; | |
1033 | for( z = 1; z <= nbTanZon; z++) { | |
1034 | const Intf_TangentZone& TangentZone=Interference.ZoneValue(z); | |
1035 | for(Standard_Integer pz=1; pz<=TangentZone.NumberOfPoints(); pz++) { | |
1036 | SectionPointToParameters(TangentZone.GetPoint(pz),Poly1,Poly1,U1,V1,U2,V2); | |
1037 | ||
1038 | StartParams(1) = U1; | |
1039 | StartParams(2) = V1; | |
1040 | StartParams(3) = U2; | |
1041 | StartParams(4) = V2; | |
1042 | ||
1043 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
1044 | if(HasStartPoint) { | |
00302ba4 | 1045 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); |
1046 | if(Abs(pu1-pu2)>1e-7 || Abs(pv1-pv2)>1e-7) { | |
1047 | NbLigCalculee = SLin.Length(); | |
1048 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
1049 | Standard_Integer l; | |
1050 | for( l = 1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
1051 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); | |
1052 | if( (testwline->IsOutSurf1Box(gp_Pnt2d(pu1,pv1))==Standard_False) && | |
1053 | (testwline->IsOutSurf2Box(gp_Pnt2d(pu2,pv2))==Standard_False) && | |
1054 | (testwline->IsOutBox(StartPOn2S.Value())==Standard_False) ) { | |
1055 | NbPntOn2SOnLine = testwline->NbPnts(); | |
1056 | Standard_Integer ll; | |
1057 | for( ll = 1; (ll < NbPntOn2SOnLine) && (dminiPointLigne >= SeuildPointLigne); ll++) { | |
1058 | Standard_Real t,Au1,Av1,Au2,Av2,Bu1,Bv1,Bu2,Bv2; | |
1059 | testwline->Point(ll).Parameters(Au1,Av1,Au2,Av2); | |
1060 | testwline->Point(ll+1).Parameters(Bu1,Bv1,Bu2,Bv2); | |
1061 | if(Au1>Bu1) { | |
1062 | t=Au1; | |
1063 | Au1=Bu1; | |
1064 | Bu1=t; | |
1065 | } | |
1066 | if(Av1>Bv1) { | |
1067 | t=Av1; | |
1068 | Av1=Bv1; | |
1069 | Bv1=t; | |
1070 | } | |
1071 | Au1-=1.0e-7; | |
1072 | Av1-=1.0e-7; | |
1073 | Bu1+=1.0e-7; | |
1074 | Bv1+=1.0e-7; | |
1075 | if((pu1>=Au1) && (pu1<=Bu1) && (pv1>=Av1) && (pv1<=Bv1)) | |
1076 | dminiPointLigne = 0.0; | |
1077 | else { | |
1078 | if((pu2>=Au1) && (pu2<=Bu1) && (pv2>=Av1) && (pv2<=Bv1)) | |
1079 | dminiPointLigne = 0.0; | |
1080 | } | |
1081 | }// for( ll ... | |
1082 | }// if ... | |
1083 | }// for( l ... | |
1084 | ||
1085 | if(dminiPointLigne > SeuildPointLigne) { | |
1086 | PW.Perform(StartParams); | |
1087 | if(PW.IsDone()) { | |
1088 | if(PW.NbPoints()>2) { | |
1089 | RejetLigne = Standard_False; | |
1090 | Point3dDebut = PW.Value(1).Value(); | |
1091 | Point3dFin = PW.Value(PW.NbPoints()).Value(); | |
1dee0696 | 1092 | for( ver = 1 ; ver<= NbLigCalculee ; ver++) { |
00302ba4 | 1093 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); |
1094 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); | |
1095 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
1dee0696 | 1096 | if( (Point3dDebut.Distance(verPointDebut.Value()) < TolTangency) || |
1097 | (Point3dFin.Distance(verPointFin.Value()) < TolTangency)) | |
1098 | { | |
00302ba4 | 1099 | RejetLigne = Standard_True; |
1dee0696 | 1100 | break; |
00302ba4 | 1101 | } |
1102 | } | |
1103 | ||
c8187bb2 | 1104 | if(RejetLigne) |
1105 | { | |
1106 | DublicateOfLinesProcessing(PW, ver, SLin, RejetLigne); | |
1107 | } | |
1108 | ||
00302ba4 | 1109 | if(!RejetLigne) { |
1110 | IntSurf_TypeTrans trans1,trans2; | |
1111 | Standard_Real locu,locv; | |
1112 | gp_Vec norm1,norm2,d1u,d1v; | |
1113 | gp_Pnt ptbid; | |
1114 | Standard_Integer indextg; | |
1115 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
1116 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
1117 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
1118 | norm1 = d1u.Crossed(d1v); | |
1119 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
1120 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
1121 | norm2 = d1u.Crossed(d1v); | |
1122 | if(tgline.DotCross(norm2,norm1)>0.) { | |
1123 | trans1 = IntSurf_Out; | |
1124 | trans2 = IntSurf_In; | |
1125 | } | |
1126 | else { | |
1127 | trans1 = IntSurf_In; | |
1128 | trans2 = IntSurf_Out; | |
1129 | } | |
1130 | ||
1131 | IntSurf_LineOn2S LineOn2S; | |
1132 | Standard_Integer nbp,imin,imax,i; | |
1133 | nbp = PW.Line()->NbPoints(); | |
1134 | Standard_Real u1,v1,u2,v2; | |
1135 | i=0; | |
1136 | do { | |
1137 | i++; | |
1138 | imin=i; | |
1139 | const IntSurf_PntOn2S& Pi = PW.Line()->Value(i); | |
1140 | Pi.Parameters(u1,v1,u2,v2); | |
1141 | } while((i<nbp)&&(Abs(u1-u2)<=1e-6 && Abs(v1-v2)<=1e-6)); | |
1142 | ||
1143 | if(imin>2) | |
1144 | imin--; | |
1145 | ||
1146 | i=nbp+1; | |
1147 | do { | |
1148 | i--; | |
1149 | imax=i; | |
1150 | const IntSurf_PntOn2S& Pi = PW.Line()->Value(i); | |
1151 | Pi.Parameters(u1,v1,u2,v2); | |
1152 | } while((i>2)&&(Abs(u1-u2)<=1e-6 && Abs(v1-v2)<=1e-6)); | |
1153 | ||
1154 | if(imax<nbp) | |
1155 | imax++; | |
1156 | ||
1157 | if(imin<imax) { | |
857ffd5e | 1158 | Handle(IntSurf_LineOn2S) PWLine = new IntSurf_LineOn2S(); |
00302ba4 | 1159 | for(i=imin;i<=imax;i++) |
1160 | PWLine->Add(PW.Line()->Value(i)); | |
1161 | ||
1162 | Standard_Real TolTang = TolTangency; | |
1163 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PWLine,Standard_False,trans1,trans2); | |
1164 | const IntSurf_PntOn2S& POn2SDeb = wline->Point(1); | |
1165 | const IntSurf_PntOn2S& POn2SFin = wline->Point(wline->NbPnts()); | |
1166 | if((POn2SDeb.Value()).Distance(POn2SFin.Value()) <= TolTangency) { | |
1167 | Standard_Real u1t,v1t,u2t,v2t; | |
1168 | POn2SDeb.Parameters(u1t,v1t,u2t,v2t); | |
1169 | IntPatch_Point vtx; | |
1170 | vtx.SetValue(POn2SDeb.Value(),TolTang,Standard_False); | |
1171 | vtx.SetParameters(u2t,v2t,u1t,v1t); | |
1172 | vtx.SetParameter(wline->NbPnts()); | |
1173 | wline->SetPoint(wline->NbPnts(),vtx); | |
1174 | } | |
1175 | ||
1176 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf1,Standard_True,TolTang); | |
1177 | ||
1178 | if(wline->NbVertex() == 0) { | |
1179 | IntPatch_Point vtx; | |
1180 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
1181 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1182 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
1183 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1184 | vtx.SetParameter(1); | |
1185 | wline->AddVertex(vtx); | |
1186 | ||
1187 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
1188 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1189 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
1190 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1191 | vtx.SetParameter(wline->NbPnts()); | |
1192 | wline->AddVertex(vtx); | |
1193 | } | |
1194 | ||
1195 | SLin.Append(wline); | |
1196 | empt = Standard_False; | |
1197 | }// imin<imax | |
1198 | }// !RejetLigne | |
1199 | }// PW.NbPoints()>2 | |
1200 | }// done a True | |
1201 | }// dminiPointLigne > SeuildPointLigne | |
1202 | }// Abs || Abs | |
7fd59977 | 1203 | }// HasStartPoint |
1204 | }// for ( pz ... | |
1205 | }// for( z ... | |
1206 | } | |
1207 | ||
1208 | //================================================================================== | |
1209 | // function : NewLine | |
1210 | // purpose : | |
1211 | //================================================================================== | |
857ffd5e | 1212 | Handle(IntPatch_Line) IntPatch_PrmPrmIntersection::NewLine (const Handle(Adaptor3d_HSurface)& Surf1, |
00302ba4 | 1213 | const Handle(Adaptor3d_HSurface)& Surf2, |
1214 | const Standard_Integer NumLine, | |
1215 | const Standard_Integer Low, | |
1216 | const Standard_Integer High, | |
1217 | const Standard_Integer NbPntsToInsert) const | |
7fd59977 | 1218 | { |
1219 | Standard_Integer NbPnts = NbPntsToInsert + High - Low; | |
1220 | if(NumLine>NbLines() || NumLine<1 || Low>=High ) | |
1221 | Standard_OutOfRange::Raise(" IntPatch_PrmPrmIntersection NewLine "); | |
1222 | //------------------------------------------------------------------ | |
1223 | //-- Indice : Low Low+1 I I+1 High -- | |
1224 | //-- -- | |
1225 | //-- Abs.Curv. : S(Low) S(I) S(I+1) S(High) -- | |
1226 | //-- -- | |
1227 | //-- On echantillonne a abcisse curviligne -- | |
1228 | //-- constante. -- | |
1229 | //-- L abcisse est calculee sur les params U1,V1 -- | |
1230 | //------------------------------------------------------------------ | |
1231 | TColStd_Array1OfReal U1(Low,High); | |
1232 | TColStd_Array1OfReal V1(Low,High); | |
1233 | TColStd_Array1OfReal U2(Low,High); | |
1234 | TColStd_Array1OfReal V2(Low,High); | |
1235 | TColStd_Array1OfReal AC(Low,High); | |
1236 | ||
1237 | Standard_Real s,ds; | |
1238 | Handle(IntPatch_WLine) TheLine = Handle(IntPatch_WLine)::DownCast(Line(NumLine)); | |
1239 | const IntSurf_PntOn2S& Point=TheLine->Point(Low); | |
1240 | Standard_Real u1,v1,u2,v2; | |
1241 | Point.Parameters(u1,v1,u2,v2); | |
1242 | U1(Low) = u1; | |
1243 | V1(Low) = v1; | |
1244 | U2(Low) = u2; | |
1245 | V2(Low) = v2; | |
1246 | AC(Low) =0.0; | |
00302ba4 | 1247 | |
47cbf134 | 1248 | IntWalk_PWalking PW(Surf1,Surf2,0.000001,0.000001,0.001,0.001); |
00302ba4 | 1249 | |
7fd59977 | 1250 | Standard_Integer i; |
1251 | for(i=Low+1; i<=High; i++) | |
00302ba4 | 1252 | { |
1253 | const IntSurf_PntOn2S& Pointi=TheLine->Point(i); | |
1254 | Pointi.Parameters(u1,v1,u2,v2); | |
1255 | U1(i) = u1; | |
1256 | V1(i) = v1; | |
1257 | U2(i) = u2; | |
1258 | V2(i) = v2; | |
1259 | ||
1260 | Standard_Real du1=u1-U1(i-1); | |
1261 | Standard_Real dv1=v1-V1(i-1); | |
1262 | ||
1263 | AC(i) = AC(i-1) + Sqrt((du1*du1)+(dv1*dv1)); | |
1264 | } | |
7fd59977 | 1265 | |
1266 | Handle(IntSurf_LineOn2S) ResultPntOn2SLine = new IntSurf_LineOn2S(); | |
00302ba4 | 1267 | |
7fd59977 | 1268 | IntSurf_PntOn2S StartPOn2S; |
1269 | TColStd_Array1OfReal StartParams(1,4); | |
00302ba4 | 1270 | |
7fd59977 | 1271 | ResultPntOn2SLine->Add(TheLine->Point(Low)); |
00302ba4 | 1272 | |
7fd59977 | 1273 | ds = AC(High) / (NbPnts-1); |
1274 | Standard_Integer Indice = Low; | |
00302ba4 | 1275 | |
7fd59977 | 1276 | Standard_Real dsmin = ds*0.3; |
1277 | Standard_Real smax = AC(High); | |
1278 | ||
1279 | for(i=2,s=ds; (i<NbPnts)&&(s<smax); i++,s+=ds) | |
00302ba4 | 1280 | { |
1281 | while(AC(Indice+1) <= s) | |
7fd59977 | 1282 | { |
00302ba4 | 1283 | ResultPntOn2SLine->Add(TheLine->Point(Indice)); |
1284 | Indice++; | |
7fd59977 | 1285 | } |
00302ba4 | 1286 | Standard_Real a = s - AC(Indice); |
1287 | Standard_Real b = AC(Indice+1) - s; | |
1288 | Standard_Real nab = 1.0/(a+b); | |
1289 | //---------------------------------------------------------- | |
1290 | //-- Verification : Si Dist au prochain point < dsmin -- | |
1291 | //-- Si Dist au precedent point < dsmin -- | |
1292 | //-- -- | |
1293 | //---------------------------------------------------------- | |
1294 | if((nab > ds)&&(a>dsmin)&&(b>dsmin)) | |
1295 | { | |
1296 | StartParams(1) = (U1(Indice) * b + U1(Indice+1) * a) * nab; | |
1297 | StartParams(2) = (V1(Indice) * b + V1(Indice+1) * a) * nab; | |
1298 | StartParams(3) = (U2(Indice) * b + U2(Indice+1) * a) * nab; | |
1299 | StartParams(4) = (V2(Indice) * b + V2(Indice+1) * a) * nab; | |
1300 | ||
1301 | Standard_Boolean HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
1302 | if(HasStartPoint) | |
1303 | ResultPntOn2SLine->Add(StartPOn2S); | |
1304 | } | |
1305 | else | |
1306 | s+=dsmin; | |
1307 | } | |
1308 | ||
7fd59977 | 1309 | ResultPntOn2SLine->Add(TheLine->Point(High)); |
00302ba4 | 1310 | |
7fd59977 | 1311 | return(new IntPatch_WLine(ResultPntOn2SLine,Standard_False)); |
1312 | } | |
1313 | ||
1314 | //================================================================================== | |
1315 | // function : SectionPointToParameters | |
1316 | // purpose : | |
1317 | //================================================================================== | |
1318 | void SectionPointToParameters(const Intf_SectionPoint& Sp, | |
00302ba4 | 1319 | const IntPatch_Polyhedron& Poly1, |
1320 | const IntPatch_Polyhedron& Poly2, | |
1321 | Standard_Real& u1, | |
1322 | Standard_Real& v1, | |
1323 | Standard_Real& u2, | |
1324 | Standard_Real& v2) | |
7fd59977 | 1325 | { |
1326 | Intf_PIType typ; | |
1327 | Standard_Integer Adr1,Adr2; | |
1328 | Standard_Real Param,u,v; | |
1329 | gp_Pnt P(Sp.Pnt()); | |
00302ba4 | 1330 | |
7fd59977 | 1331 | Standard_Integer Pt1,Pt2,Pt3; |
00302ba4 | 1332 | |
7fd59977 | 1333 | Sp.InfoFirst(typ,Adr1,Adr2,Param); |
1334 | switch(typ) { | |
1335 | case Intf_VERTEX: //-- Adr1 est le numero du vertex | |
1336 | { | |
1337 | Poly1.Parameters(Adr1,u1,v1); | |
1338 | break; | |
1339 | } | |
1340 | case Intf_EDGE: | |
1341 | { | |
1342 | Poly1.Parameters(Adr1,u1,v1); | |
1343 | Poly1.Parameters(Adr2,u,v); | |
1344 | u1+= Param * (u-u1); | |
1345 | v1+= Param * (v-v1); | |
1346 | break; | |
1347 | } | |
1348 | case Intf_FACE: | |
1349 | { | |
1350 | Standard_Real ua,va,ub,vb,uc,vc,ca,cb,cc,cabc; | |
1351 | Poly1.Triangle(Adr1,Pt1,Pt2,Pt3); | |
1352 | gp_Pnt PA(Poly1.Point(Pt1)); | |
1353 | gp_Pnt PB(Poly1.Point(Pt2)); | |
1354 | gp_Pnt PC(Poly1.Point(Pt3)); | |
1355 | Poly1.Parameters(Pt1,ua,va); | |
1356 | Poly1.Parameters(Pt2,ub,vb); | |
1357 | Poly1.Parameters(Pt3,uc,vc); | |
1358 | gp_Vec Normale(gp_Vec(PA,PB).Crossed(gp_Vec(PA,PC))); | |
1359 | cc = (gp_Vec(PA,PB).Crossed(gp_Vec(PA,P))).Dot(Normale); | |
1360 | ca = (gp_Vec(PB,PC).Crossed(gp_Vec(PB,P))).Dot(Normale); | |
1361 | cb = (gp_Vec(PC,PA).Crossed(gp_Vec(PC,P))).Dot(Normale); | |
1362 | cabc = ca + cb + cc; | |
00302ba4 | 1363 | |
7fd59977 | 1364 | ca/=cabc; cb/=cabc; cc/=cabc; |
00302ba4 | 1365 | |
7fd59977 | 1366 | u1 = ca * ua + cb * ub + cc * uc; |
1367 | v1 = ca * va + cb * vb + cc * vc; | |
1368 | break; | |
1369 | } | |
1370 | default: | |
1371 | { | |
1372 | //-- cout<<" Default dans SectionPointToParameters "<<endl; | |
1373 | break; | |
1374 | } | |
1375 | } | |
00302ba4 | 1376 | |
1377 | ||
7fd59977 | 1378 | Sp.InfoSecond(typ,Adr1,Adr2,Param); |
1379 | switch(typ) { | |
1380 | case Intf_VERTEX: //-- Adr1 est le numero du vertex | |
1381 | { | |
1382 | Poly2.Parameters(Adr1,u2,v2); | |
1383 | break; | |
1384 | } | |
1385 | case Intf_EDGE: | |
1386 | { | |
1387 | Poly2.Parameters(Adr1,u2,v2); | |
1388 | Poly2.Parameters(Adr2,u,v); | |
1389 | u2+= Param * (u-u2); | |
1390 | v2+= Param * (v-v2); | |
1391 | break; | |
1392 | } | |
1393 | case Intf_FACE: | |
1394 | { | |
1395 | Standard_Real ua,va,ub,vb,uc,vc,ca,cb,cc,cabc; | |
1396 | Poly2.Triangle(Adr1,Pt1,Pt2,Pt3); | |
1397 | gp_Pnt PA(Poly2.Point(Pt1)); | |
1398 | gp_Pnt PB(Poly2.Point(Pt2)); | |
1399 | gp_Pnt PC(Poly2.Point(Pt3)); | |
1400 | Poly2.Parameters(Pt1,ua,va); | |
1401 | Poly2.Parameters(Pt2,ub,vb); | |
1402 | Poly2.Parameters(Pt3,uc,vc); | |
1403 | gp_Vec Normale(gp_Vec(PA,PB).Crossed(gp_Vec(PA,PC))); | |
1404 | cc = (gp_Vec(PA,PB).Crossed(gp_Vec(PA,P))).Dot(Normale); | |
1405 | ca = (gp_Vec(PB,PC).Crossed(gp_Vec(PB,P))).Dot(Normale); | |
1406 | cb = (gp_Vec(PC,PA).Crossed(gp_Vec(PC,P))).Dot(Normale); | |
1407 | cabc = ca + cb + cc; | |
00302ba4 | 1408 | |
7fd59977 | 1409 | ca/=cabc; cb/=cabc; cc/=cabc; |
00302ba4 | 1410 | |
7fd59977 | 1411 | u2 = ca * ua + cb * ub + cc * uc; |
1412 | v2 = ca * va + cb * vb + cc * vc; | |
1413 | break; | |
1414 | } | |
1415 | default: | |
1416 | { | |
1417 | //-- cout<<" Default dans SectionPointToParameters "<<endl; | |
1418 | break; | |
1419 | } | |
1420 | } | |
1421 | } | |
1422 | ||
7fd59977 | 1423 | //================================================================================== |
1424 | // function : RemplitLin | |
1425 | // purpose : | |
1426 | //================================================================================== | |
1427 | void IntPatch_PrmPrmIntersection::RemplitLin(const Standard_Integer x1, | |
00302ba4 | 1428 | const Standard_Integer y1, |
1429 | const Standard_Integer z1, | |
1430 | const Standard_Integer x2, | |
1431 | const Standard_Integer y2, | |
1432 | const Standard_Integer z2, | |
1433 | IntPatch_PrmPrmIntersection_T3Bits& Map) const | |
7fd59977 | 1434 | { |
1435 | int xg,yg,zg; | |
1436 | xg=x1-x2; if(xg<0) xg=-xg; | |
1437 | yg=y1-y2; if(yg<0) yg=-yg; | |
1438 | zg=z1-z2; if(zg<0) zg=-zg; | |
1439 | if(DansGrille(x1) && DansGrille(y1) && DansGrille(z1)) { | |
1440 | Standard_Integer t = GrilleInteger(x1,y1,z1); | |
1441 | Map.Add(t); | |
1442 | } | |
1443 | if(xg<=1 && yg<=1 && zg<=1) return; | |
1444 | xg = (x1+x2)>>1; | |
1445 | yg = (y1+y2)>>1; | |
1446 | zg = (z1+z2)>>1; | |
1447 | RemplitLin(x1,y1,z1,xg,yg,zg,Map); | |
1448 | RemplitLin(x2,y2,z2,xg,yg,zg,Map); | |
1449 | } | |
1450 | ||
1451 | //================================================================================== | |
1452 | // function : RemplitTri | |
1453 | // purpose : | |
1454 | //================================================================================== | |
1455 | void IntPatch_PrmPrmIntersection::RemplitTri(const Standard_Integer x1, | |
00302ba4 | 1456 | const Standard_Integer y1, |
1457 | const Standard_Integer z1, | |
1458 | const Standard_Integer x2, | |
1459 | const Standard_Integer y2, | |
1460 | const Standard_Integer z2, | |
1461 | const Standard_Integer x3, | |
1462 | const Standard_Integer y3, | |
1463 | const Standard_Integer z3, | |
1464 | IntPatch_PrmPrmIntersection_T3Bits& Map) const | |
7fd59977 | 1465 | { |
1466 | if(x1==x2 && x1==x3 && y1==y2 && y1==y3 && z1==z2 && z1==z3) { | |
1467 | if(DansGrille(x1) && DansGrille(y1) && DansGrille(z1)) { | |
1468 | Standard_Integer t = GrilleInteger(x1,y1,z1); | |
1469 | Map.Add(t); | |
1470 | } | |
1471 | return; | |
1472 | } | |
1473 | else { | |
1474 | Standard_Integer xg=(x1+x2+x3)/3; | |
1475 | Standard_Integer yg=(y1+y2+y3)/3; | |
1476 | Standard_Integer zg=(z1+z2+z3)/3; | |
1477 | if(xg==x1 && yg==y1 && zg==z1) { | |
1478 | RemplitLin(x1,y1,z1,x2,y2,z2,Map); | |
1479 | RemplitLin(x1,y1,z1,x3,y3,z3,Map); | |
1480 | return; | |
1481 | } | |
1482 | if(xg==x2 && yg==y2 && zg==z2) { | |
1483 | RemplitLin(x2,y2,z2,x1,y1,z1,Map); | |
1484 | RemplitLin(x2,y2,z2,x3,y3,z3,Map); | |
1485 | return; | |
1486 | } | |
1487 | if(xg==x3 && yg==y3 && zg==z3) { | |
1488 | RemplitLin(x3,y3,z3,x2,y2,z2,Map); | |
1489 | RemplitLin(x3,y3,z3,x1,y1,z1,Map); | |
1490 | return; | |
1491 | } | |
1492 | if(DansGrille(xg) && DansGrille(yg) && DansGrille(zg)) { | |
1493 | Standard_Integer t = GrilleInteger(xg,yg,zg); | |
1494 | Map.Add(t); | |
1495 | } | |
1496 | if(xg!=x3 || yg!=y3 || zg!=z3) RemplitTri(x1,y1,z1, x2,y2,z2, xg,yg,zg, Map); | |
1497 | if(xg!=x1 || yg!=y1 || zg!=z1) RemplitTri(xg,yg,zg, x2,y2,z2, x3,y3,z3, Map); | |
1498 | if(xg!=x2 || yg!=y2 || zg!=z2) RemplitTri(x1,y1,z1, xg,yg,zg, x3,y3,z3, Map); | |
1499 | } | |
1500 | } | |
1501 | ||
1502 | //================================================================================== | |
1503 | // function : Remplit | |
1504 | // purpose : | |
1505 | //================================================================================== | |
1506 | void IntPatch_PrmPrmIntersection::Remplit(const Standard_Integer a, | |
00302ba4 | 1507 | const Standard_Integer b, |
1508 | const Standard_Integer c, | |
1509 | IntPatch_PrmPrmIntersection_T3Bits& Map) const | |
7fd59977 | 1510 | { |
1511 | int iax,iay,iaz,ibx,iby,ibz,icx,icy,icz; | |
1512 | if(a!=-1) Map.Add(a); | |
1513 | if(b!=-1) Map.Add(b); | |
1514 | if(c!=-1) Map.Add(c); | |
00302ba4 | 1515 | |
7fd59977 | 1516 | if(a!=-1 && b!=-1 && c!=-1 ) { |
1517 | IntegerGrille(a,iax,iay,iaz); | |
1518 | IntegerGrille(b,ibx,iby,ibz); | |
1519 | IntegerGrille(c,icx,icy,icz); | |
1520 | RemplitTri(iax,iay,iaz,ibx,iby,ibz,icx,icy,icz,Map); | |
1521 | } | |
1522 | } | |
1523 | ||
7fd59977 | 1524 | |
7fd59977 | 1525 | |
c66d7156 P |
1526 | //======================================================================= |
1527 | //function : Perform | |
1528 | //purpose : | |
1529 | //======================================================================= | |
1530 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
00302ba4 | 1531 | const Handle(Adaptor3d_TopolTool)& D1, |
1532 | const Handle(Adaptor3d_HSurface)& Surf2, | |
1533 | const Handle(Adaptor3d_TopolTool)& D2, | |
1534 | const Standard_Real TolTangency, | |
1535 | const Standard_Real Epsilon, | |
1536 | const Standard_Real Deflection, | |
1537 | const Standard_Real Increment, | |
c66d7156 P |
1538 | IntSurf_ListOfPntOn2S& LOfPnts, |
1539 | const Standard_Boolean RestrictLine) | |
1540 | { | |
1541 | if (LOfPnts.IsEmpty()){ | |
1542 | done = Standard_True; | |
7fd59977 | 1543 | return; |
1544 | } | |
00302ba4 | 1545 | |
c66d7156 P |
1546 | empt = Standard_True; |
1547 | SLin.Clear(); | |
00302ba4 | 1548 | |
c66d7156 P |
1549 | Standard_Real UminLig1,VminLig1,UmaxLig1,VmaxLig1; |
1550 | Standard_Real UminLig2,VminLig2,UmaxLig2,VmaxLig2; | |
1551 | Standard_Real U1,U2,V1,V2; | |
00302ba4 | 1552 | |
c66d7156 P |
1553 | UminLig1 = Surf1->FirstUParameter(); |
1554 | VminLig1 = Surf1->FirstVParameter(); | |
1555 | UmaxLig1 = Surf1->LastUParameter(); | |
1556 | VmaxLig1 = Surf1->LastVParameter(); | |
1557 | UminLig2 = Surf2->FirstUParameter(); | |
1558 | VminLig2 = Surf2->FirstVParameter(); | |
1559 | UmaxLig2 = Surf2->LastUParameter(); | |
1560 | VmaxLig2 = Surf2->LastVParameter(); | |
b1c5c4e6 | 1561 | |
1562 | Standard_Real Periods [4]; | |
1563 | Periods[0] = (Surf1->IsUPeriodic())? Surf1->UPeriod() : 0.; | |
1564 | Periods[1] = (Surf1->IsVPeriodic())? Surf1->VPeriod() : 0.; | |
1565 | Periods[2] = (Surf2->IsUPeriodic())? Surf2->UPeriod() : 0.; | |
1566 | Periods[3] = (Surf2->IsVPeriodic())? Surf2->VPeriod() : 0.; | |
00302ba4 | 1567 | |
c66d7156 | 1568 | IntSurf_ListIteratorOfListOfPntOn2S IterLOP1(LOfPnts); |
4a616573 | 1569 | if (Surf1->IsUClosed() || Surf1->IsVClosed() || |
1570 | Surf2->IsUClosed() || Surf2->IsVClosed()) | |
1571 | { | |
1572 | Standard_Real TolPar = Precision::PConfusion(); | |
1573 | IntSurf_ListOfPntOn2S AdditionalPnts; | |
1574 | Standard_Real NewU1, NewV1, NewU2, NewV2; | |
1575 | for(; IterLOP1.More(); IterLOP1.Next()) | |
1576 | { | |
1577 | IntSurf_PntOn2S Pnt = IterLOP1.Value(); | |
1578 | Pnt.Parameters(U1, V1, U2, V2); | |
1579 | IntSurf_PntOn2S NewPnt; | |
1580 | if (Surf1->IsUClosed()) | |
1581 | { | |
1582 | if (Abs(U1 - Surf1->FirstUParameter()) <= TolPar) | |
1583 | { | |
1584 | NewU1 = Surf1->LastUParameter(); | |
1585 | NewPnt.SetValue( NewU1, V1, U2, V2 ); | |
1586 | AdditionalPnts.Append(NewPnt); | |
1587 | } | |
1588 | else if (Abs(U1 - Surf1->LastUParameter()) <= TolPar) | |
1589 | { | |
1590 | NewU1 = Surf1->FirstUParameter(); | |
1591 | NewPnt.SetValue( NewU1, V1, U2, V2 ); | |
1592 | AdditionalPnts.Append(NewPnt); | |
1593 | } | |
1594 | } | |
1595 | if (Surf1->IsVClosed()) | |
1596 | { | |
1597 | if (Abs(V1 - Surf1->FirstVParameter()) <= TolPar) | |
1598 | { | |
1599 | NewV1 = Surf1->LastVParameter(); | |
1600 | NewPnt.SetValue( U1, NewV1, U2, V2 ); | |
1601 | AdditionalPnts.Append(NewPnt); | |
1602 | } | |
1603 | else if (Abs(V1 - Surf1->LastVParameter()) <= TolPar) | |
1604 | { | |
1605 | NewV1 = Surf1->FirstVParameter(); | |
1606 | NewPnt.SetValue( U1, NewV1, U2, V2 ); | |
1607 | AdditionalPnts.Append(NewPnt); | |
1608 | } | |
1609 | } | |
1610 | if (Surf2->IsUClosed()) | |
1611 | { | |
1612 | if (Abs(U2 - Surf2->FirstUParameter()) <= TolPar) | |
1613 | { | |
1614 | NewU2 = Surf2->LastUParameter(); | |
1615 | NewPnt.SetValue( U1, V1, NewU2, V2); | |
1616 | AdditionalPnts.Append(NewPnt); | |
1617 | } | |
1618 | else if (Abs(U2 - Surf2->LastUParameter()) <= TolPar) | |
1619 | { | |
1620 | NewU2 = Surf2->FirstUParameter(); | |
1621 | NewPnt.SetValue( U1, V1, NewU2, V2); | |
1622 | AdditionalPnts.Append(NewPnt); | |
1623 | } | |
1624 | } | |
1625 | if (Surf2->IsVClosed()) | |
1626 | { | |
1627 | if (Abs(V2 - Surf2->FirstVParameter()) <= TolPar) | |
1628 | { | |
1629 | NewV2 = Surf2->LastVParameter(); | |
1630 | NewPnt.SetValue( U1, V1, U2, NewV2 ); | |
1631 | AdditionalPnts.Append(NewPnt); | |
1632 | } | |
1633 | else if (Abs(V2 - Surf2->LastVParameter()) <= TolPar) | |
1634 | { | |
1635 | NewV2 = Surf2->FirstVParameter(); | |
1636 | NewPnt.SetValue( U1, V1, U2, NewV2 ); | |
1637 | AdditionalPnts.Append(NewPnt); | |
1638 | } | |
1639 | } | |
1640 | } | |
1641 | //Cut repeated points | |
1642 | for (IterLOP1.Initialize(LOfPnts); IterLOP1.More(); IterLOP1.Next()) | |
1643 | { | |
1644 | IntSurf_PntOn2S aPnt = IterLOP1.Value(); | |
1645 | aPnt.Parameters(U1, V1, U2, V2); | |
1646 | IntSurf_ListIteratorOfListOfPntOn2S iter2(AdditionalPnts); | |
1647 | while (iter2.More()) | |
1648 | { | |
1649 | IntSurf_PntOn2S aNewPnt = iter2.Value(); | |
1650 | aNewPnt.Parameters(NewU1, NewV1, NewU2, NewV2); | |
1651 | if (Abs(U1 - NewU1) <= TolPar && | |
1652 | Abs(V1 - NewV1) <= TolPar && | |
1653 | Abs(U2 - NewU2) <= TolPar && | |
1654 | Abs(V2 - NewV2) <= TolPar) | |
1655 | AdditionalPnts.Remove(iter2); | |
1656 | else | |
1657 | iter2.Next(); | |
1658 | } | |
1659 | } | |
1660 | ||
1661 | LOfPnts.Append(AdditionalPnts); | |
1662 | } | |
7fd59977 | 1663 | |
4a616573 | 1664 | for(IterLOP1.Initialize(LOfPnts); IterLOP1.More(); IterLOP1.Next()){ |
c66d7156 P |
1665 | IntSurf_PntOn2S Pnt = IterLOP1.Value(); |
1666 | Pnt.Parameters(U1, V1, U2, V2); | |
1667 | if(U1>UmaxLig1) UmaxLig1=U1; | |
1668 | if(V1>VmaxLig1) VmaxLig1=V1; | |
1669 | if(U2>UmaxLig2) UmaxLig2=U2; | |
1670 | if(V2>VmaxLig2) VmaxLig2=V2; | |
00302ba4 | 1671 | |
c66d7156 P |
1672 | if(U1<UminLig1) UminLig1=U1; |
1673 | if(V1<VminLig1) VminLig1=V1; | |
1674 | if(U2<UminLig2) UminLig2=U2; | |
1675 | if(V2<VminLig2) VminLig2=V2; | |
7fd59977 | 1676 | } |
00302ba4 | 1677 | |
c66d7156 | 1678 | Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; |
00302ba4 | 1679 | |
302f96fb | 1680 | Standard_Integer NbLigCalculee = 0, ver; |
c66d7156 P |
1681 | Standard_Real pu1,pu2,pv1,pv2, dminiPointLigne; |
1682 | Standard_Boolean HasStartPoint,RejetLigne; | |
1683 | IntSurf_PntOn2S StartPOn2S; | |
1684 | gp_Pnt Point3dDebut,Point3dFin; | |
7fd59977 | 1685 | |
c66d7156 | 1686 | TColStd_Array1OfReal StartParams(1,4); |
47cbf134 | 1687 | IntWalk_PWalking PW(Surf1,Surf2,TolTangency,Epsilon,Deflection,Increment); |
00302ba4 | 1688 | |
c66d7156 P |
1689 | IntSurf_ListIteratorOfListOfPntOn2S IterLOP2(LOfPnts); |
1690 | for(; IterLOP2.More(); IterLOP2.Next() ){ | |
00302ba4 | 1691 | |
c66d7156 P |
1692 | IntSurf_PntOn2S cPnt = IterLOP2.Value(); |
1693 | cPnt.Parameters(U1, V1, U2, V2); | |
00302ba4 | 1694 | |
c66d7156 P |
1695 | StartParams(1) = U1; |
1696 | StartParams(2) = V1; | |
1697 | StartParams(3) = U2; | |
1698 | StartParams(4) = V2; | |
00302ba4 | 1699 | |
c66d7156 P |
1700 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); |
1701 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
1702 | if(HasStartPoint) { | |
1703 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
1704 | NbLigCalculee = SLin.Length(); | |
1705 | Standard_Integer l; | |
1706 | for( l = 1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
a7dd5d0f | 1707 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); |
1708 | ||
1709 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) { | |
1710 | dminiPointLigne = 0.0; | |
1711 | } | |
c66d7156 | 1712 | }// for( l ... |
00302ba4 | 1713 | |
c66d7156 P |
1714 | if(dminiPointLigne > SeuildPointLigne) { |
1715 | PW.Perform(StartParams,UminLig1,VminLig1,UminLig2,VminLig2,UmaxLig1,VmaxLig1,UmaxLig2,VmaxLig2); | |
1716 | if(PW.IsDone()) { | |
c2c2f2b6 | 1717 | if(PW.NbPoints()>2) |
1718 | { | |
882e1d11 | 1719 | //Try to extend the intersection line to boundary, if it is possible. |
1720 | PW.PutToBoundary(Surf1, Surf2); | |
c2c2f2b6 | 1721 | |
c66d7156 P |
1722 | RejetLigne = Standard_False; |
1723 | Point3dDebut = PW.Value(1).Value(); | |
a7dd5d0f | 1724 | const IntSurf_PntOn2S& PointFin = PW.Value(PW.NbPoints()); |
1725 | Point3dFin = PointFin.Value(); | |
1dee0696 | 1726 | for( ver = 1 ; ver<= NbLigCalculee ; ver++) { |
c66d7156 | 1727 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); |
a7dd5d0f | 1728 | |
1729 | // Check end point if it is on existing line. | |
1730 | // Start point is checked before. | |
1731 | if (IsPointOnLine(PointFin, verwline, Deflection)) { | |
1732 | RejetLigne = Standard_True; | |
1733 | break; | |
1734 | } | |
1735 | ||
c66d7156 P |
1736 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); |
1737 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
1dee0696 | 1738 | if( (Point3dDebut.Distance(verPointDebut.Value()) <= TolTangency) && |
1739 | (Point3dFin.Distance(verPointFin.Value()) <= TolTangency)) | |
1740 | { | |
1741 | RejetLigne = Standard_True; | |
1742 | break; | |
c66d7156 P |
1743 | } |
1744 | } | |
00302ba4 | 1745 | |
c8187bb2 | 1746 | if(RejetLigne) |
1747 | { | |
1748 | DublicateOfLinesProcessing(PW, ver, SLin, RejetLigne); | |
1749 | } | |
1750 | ||
c66d7156 P |
1751 | if(!RejetLigne) { |
1752 | IntSurf_TypeTrans trans1,trans2; | |
1753 | Standard_Real locu,locv; | |
1754 | gp_Vec norm1,norm2,d1u,d1v; | |
1755 | gp_Pnt ptbid; | |
1756 | Standard_Integer indextg; | |
1757 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
1758 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
1759 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
1760 | norm1 = d1u.Crossed(d1v); | |
1761 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
1762 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
1763 | norm2 = d1u.Crossed(d1v); | |
1764 | if( tgline.DotCross(norm2,norm1) >= 0. ) { | |
1765 | trans1 = IntSurf_Out; | |
1766 | trans2 = IntSurf_In; | |
1767 | } | |
1768 | else { | |
1769 | trans1 = IntSurf_In; | |
1770 | trans2 = IntSurf_Out; | |
1771 | } | |
00302ba4 | 1772 | |
c66d7156 P |
1773 | Standard_Real TolTang = TolTangency; |
1774 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
1775 | if (RestrictLine){ | |
882e1d11 | 1776 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); |
1777 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
c66d7156 | 1778 | } |
00302ba4 | 1779 | |
c66d7156 P |
1780 | if(wline->NbVertex() == 0) { |
1781 | IntPatch_Point vtx; | |
1782 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
1783 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1784 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
1785 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1786 | vtx.SetParameter(1); | |
1787 | wline->AddVertex(vtx); | |
00302ba4 | 1788 | |
c66d7156 P |
1789 | POn2S = PW.Line()->Value(wline->NbPnts()); |
1790 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1791 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
1792 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1793 | vtx.SetParameter(wline->NbPnts()); | |
1794 | wline->AddVertex(vtx); | |
1795 | } | |
7fd59977 | 1796 | |
714c3bfc | 1797 | SeveralWlinesProcessing(Surf1, Surf2, SLin, Periods, trans1, trans2, |
1798 | TolTang, Max(PW.MaxStep(0), PW.MaxStep(1)), | |
1799 | Max(PW.MaxStep(2), PW.MaxStep(3)), wline); | |
00302ba4 | 1800 | |
a7dd5d0f | 1801 | AddWLine(SLin, wline, Deflection); |
c66d7156 P |
1802 | empt = Standard_False; |
1803 | }// !RejetLigne | |
1804 | }// PW points > 2 | |
1805 | }// done is True | |
1806 | }// dminiPointLigne > SeuildPointLigne | |
1807 | }// HasStartPoint | |
1808 | }// for( IterLOP ... | |
1809 | done = Standard_True; | |
1810 | return; | |
1811 | } | |
1812 | //======================================================================= | |
1813 | //function : Perform | |
1814 | //purpose : | |
1815 | //======================================================================= | |
1816 | void IntPatch_PrmPrmIntersection::Perform(const Handle(Adaptor3d_HSurface)& Surf1, | |
00302ba4 | 1817 | const Handle(Adaptor3d_TopolTool)& D1, |
1818 | const Handle(Adaptor3d_HSurface)& Surf2, | |
1819 | const Handle(Adaptor3d_TopolTool)& D2, | |
1820 | const Standard_Real U1Depart, | |
1821 | const Standard_Real V1Depart, | |
1822 | const Standard_Real U2Depart, | |
1823 | const Standard_Real V2Depart, | |
1824 | const Standard_Real TolTangency, | |
1825 | const Standard_Real Epsilon, | |
1826 | const Standard_Real Deflection, | |
1827 | const Standard_Real Increment) | |
1828 | { | |
1829 | // Standard_Integer NbU1 = D1->NbSamplesU(); | |
1830 | // Standard_Integer NbV1 = D1->NbSamplesV(); | |
1831 | // Standard_Integer NbU2 = D2->NbSamplesU(); | |
1832 | // Standard_Integer NbV2 = D2->NbSamplesV(); | |
7fd59977 | 1833 | |
c66d7156 P |
1834 | //-- Traitement des Lignes de sections |
1835 | empt = Standard_True; | |
1836 | done = Standard_True; | |
1837 | SLin.Clear(); | |
00302ba4 | 1838 | |
c66d7156 | 1839 | //------------------------------------------------------------ |
7fd59977 | 1840 | |
c66d7156 | 1841 | Standard_Real pu1,pu2,pv1,pv2; |
00302ba4 | 1842 | |
c66d7156 | 1843 | TColStd_Array1OfReal StartParams(1,4); |
00302ba4 | 1844 | |
1845 | // Standard_Integer MaxOscill = NbU1; | |
1846 | // if(MaxOscill < NbU2) MaxOscill=NbU2; | |
1847 | // if(MaxOscill < NbV1) MaxOscill=NbV1; | |
1848 | // if(MaxOscill < NbV2) MaxOscill=NbV2; | |
1849 | ||
1850 | // Standard_Real nIncrement=Increment; | |
1851 | // if(MaxOscill>10) { | |
0797d9d3 | 1852 | // #ifdef OCCT_DEBUG |
00302ba4 | 1853 | // cout<<"\n IntPatch_PrmPrmIntersection.gxx : Increment:"<<Increment<<" -> "<<Increment/(0.5*MaxOscill)<<endl; |
1854 | // #endif | |
1855 | // nIncrement/=0.5*MaxOscill; | |
1856 | // } | |
1857 | ||
47cbf134 | 1858 | IntWalk_PWalking PW(Surf1,Surf2, |
00302ba4 | 1859 | TolTangency, |
1860 | Epsilon, | |
1861 | Deflection, | |
1862 | Increment); //nIncrement); | |
1863 | ||
1864 | ||
c66d7156 P |
1865 | //Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; //-- 10 est insuffisant |
1866 | //Standard_Real incidence; | |
1867 | //Standard_Real dminiPointLigne; | |
00302ba4 | 1868 | |
c66d7156 | 1869 | Standard_Boolean HasStartPoint;//,RejetLigne; |
00302ba4 | 1870 | |
c66d7156 | 1871 | IntSurf_PntOn2S StartPOn2S; |
00302ba4 | 1872 | |
c66d7156 | 1873 | //Standard_Integer ver; |
00302ba4 | 1874 | |
c66d7156 | 1875 | gp_Pnt Point3dDebut,Point3dFin; |
00302ba4 | 1876 | |
c66d7156 | 1877 | //------------------------------------------------------------ |
00302ba4 | 1878 | |
c66d7156 P |
1879 | StartParams(1) = U1Depart; |
1880 | StartParams(2) = V1Depart; | |
1881 | StartParams(3) = U2Depart; | |
1882 | StartParams(4) = V2Depart; | |
00302ba4 | 1883 | |
c66d7156 P |
1884 | //----------------------------------------------------------------------- |
1885 | //-- Calcul du premier point de cheminement a partir du point approche -- | |
1886 | //----------------------------------------------------------------------- | |
1887 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
1888 | if(HasStartPoint) { | |
1889 | //------------------------------------------------- | |
1890 | //-- Un point a ete trouve -- | |
1891 | //-- On verifie qu il n appartient pas -- | |
1892 | //-- a une ligne de cheminement deja calculee. -- | |
1893 | //------------------------------------------------- | |
00302ba4 | 1894 | |
c66d7156 P |
1895 | PW.Perform(StartParams); |
1896 | if(PW.IsDone()) { | |
00302ba4 | 1897 | |
c66d7156 P |
1898 | Point3dDebut = PW.Value(1).Value(); |
1899 | Point3dFin = PW.Value(PW.NbPoints()).Value(); | |
7fd59977 | 1900 | |
c66d7156 P |
1901 | IntSurf_TypeTrans trans1,trans2; |
1902 | Standard_Real locu,locv; | |
1903 | gp_Vec norm1,norm2,d1u,d1v; | |
1904 | gp_Pnt ptbid; | |
1905 | Standard_Integer indextg; | |
1906 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
1907 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
1908 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
1909 | norm1 = d1u.Crossed(d1v); | |
1910 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
1911 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
1912 | norm2 = d1u.Crossed(d1v); | |
1913 | if (tgline.DotCross(norm2,norm1)>0.) { | |
00302ba4 | 1914 | trans1 = IntSurf_Out; |
1915 | trans2 = IntSurf_In; | |
c66d7156 P |
1916 | } |
1917 | else { | |
00302ba4 | 1918 | trans1 = IntSurf_In; |
1919 | trans2 = IntSurf_Out; | |
c66d7156 | 1920 | } |
00302ba4 | 1921 | |
1922 | ||
1923 | ||
c66d7156 P |
1924 | Standard_Real TolTang = TolTangency; |
1925 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
1926 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
1927 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
00302ba4 | 1928 | |
c66d7156 P |
1929 | //--------------- |
1930 | if(wline->NbVertex() == 0) { | |
00302ba4 | 1931 | IntPatch_Point vtx; |
1932 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
1933 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1934 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
1935 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1936 | vtx.SetParameter(1); | |
1937 | wline->AddVertex(vtx); | |
1938 | ||
1939 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
1940 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1941 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
1942 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1943 | vtx.SetParameter(wline->NbPnts()); | |
1944 | wline->AddVertex(vtx); | |
c66d7156 | 1945 | } |
00302ba4 | 1946 | |
c66d7156 P |
1947 | //--------------- |
1948 | SLin.Append(wline); | |
1949 | empt = Standard_False; | |
00302ba4 | 1950 | |
c66d7156 P |
1951 | } |
1952 | } | |
1953 | } | |
1954 | //================================================================================== | |
1955 | // function : AdjustOnPeriodic | |
1956 | // purpose : | |
1957 | //================================================================================== | |
1958 | void AdjustOnPeriodic(const Handle(Adaptor3d_HSurface)& Surf1, | |
00302ba4 | 1959 | const Handle(Adaptor3d_HSurface)& Surf2, |
1960 | IntPatch_SequenceOfLine& aSLin) | |
c66d7156 P |
1961 | { |
1962 | Standard_Boolean bIsPeriodic[4], bModified, bIsNull, bIsPeriod; | |
1963 | Standard_Integer i, j, k, aNbLines, aNbPx, aIndx, aIndq; | |
1964 | Standard_Real aPeriod[4], dPeriod[4], ux[4], uq[4], aEps, du; | |
1965 | // | |
1966 | aEps=Precision::Confusion(); | |
1967 | // | |
1968 | for (k=0; k<4; ++k) { | |
1969 | aPeriod[k]=0.; | |
1970 | } | |
1971 | // | |
1972 | bIsPeriodic[0]=Surf1->IsUPeriodic(); | |
1973 | bIsPeriodic[1]=Surf1->IsVPeriodic(); | |
1974 | bIsPeriodic[2]=Surf2->IsUPeriodic(); | |
1975 | bIsPeriodic[3]=Surf2->IsVPeriodic(); | |
1976 | // | |
1977 | if (bIsPeriodic[0]){ | |
1978 | aPeriod[0]=Surf1->UPeriod(); | |
1979 | } | |
1980 | if (bIsPeriodic[1]){ | |
1981 | aPeriod[1]=Surf1->VPeriod(); | |
1982 | } | |
1983 | if (bIsPeriodic[2]){ | |
1984 | aPeriod[2]=Surf2->UPeriod(); | |
1985 | } | |
1986 | if (bIsPeriodic[3]){ | |
1987 | aPeriod[3]=Surf2->VPeriod(); | |
1988 | } | |
1989 | // | |
1990 | for (k=0; k<4; ++k) { | |
1991 | dPeriod[k]=0.25*aPeriod[k]; | |
1992 | } | |
1993 | // | |
1994 | aNbLines=aSLin.Length(); | |
1995 | for (i=1; i<=aNbLines; ++i) { | |
1996 | Handle(IntPatch_WLine) aIL=Handle(IntPatch_WLine)::DownCast(aSLin.Value(i)); | |
1997 | Handle(IntSurf_LineOn2S) aL=aIL->Curve(); | |
1998 | ||
1999 | aNbPx=aL->NbPoints(); | |
2000 | if (aNbPx<10) { | |
2001 | continue; | |
2002 | } | |
2003 | // | |
2004 | for (j=0; j<2; ++j) { | |
2005 | bModified=Standard_False; | |
2006 | aIndx=1; | |
2007 | aIndq=2; | |
2008 | if (j) { | |
00302ba4 | 2009 | aIndx=aNbPx; |
2010 | aIndq=aNbPx-1; | |
c66d7156 P |
2011 | } |
2012 | // | |
2013 | const IntSurf_PntOn2S& aPSx=aL->Value(aIndx); | |
2014 | const IntSurf_PntOn2S& aPSq=aL->Value(aIndq); | |
2015 | // | |
2016 | aPSx.Parameters(ux[0], ux[1], ux[2], ux[3]); | |
2017 | aPSq.Parameters(uq[0], uq[1], uq[2], uq[3]); | |
2018 | // | |
2019 | for (k=0; k<4; ++k) { | |
00302ba4 | 2020 | bIsNull=Standard_False; |
2021 | bIsPeriod=Standard_False; | |
2022 | // | |
2023 | if (!bIsPeriodic[k]) { | |
2024 | continue; | |
2025 | } | |
2026 | // | |
2027 | if (fabs(ux[k])<aEps) { | |
2028 | bModified=Standard_True; | |
2029 | bIsNull=Standard_True; | |
2030 | } | |
2031 | // | |
2032 | else if (fabs(ux[k]-aPeriod[k])<aEps) { | |
2033 | bModified=Standard_True; | |
2034 | bIsPeriod=Standard_True; | |
2035 | } | |
2036 | // | |
2037 | if (bModified) { | |
2038 | du=fabs(ux[k]-uq[k]); | |
2039 | if (du > dPeriod[k]) { | |
2040 | if(bIsNull){ | |
2041 | ux[k]=aPeriod[k]; | |
2042 | } | |
2043 | if(bIsPeriod) { | |
2044 | ux[k]=0.; | |
2045 | } | |
2046 | } | |
2047 | } | |
c66d7156 P |
2048 | }//for (k=0; k<4; ++k) |
2049 | if (bModified) { | |
00302ba4 | 2050 | IntSurf_PntOn2S aPntOn2S; |
2051 | // | |
2052 | aPntOn2S=aPSx; | |
2053 | aPntOn2S.SetValue(ux[0], ux[1], ux[2], ux[3]); | |
2054 | aL->Value(aIndx, aPntOn2S); | |
c66d7156 P |
2055 | } |
2056 | }//for (j=0; j<1; ++j) { | |
2057 | }//for (i=1; i<=aNbLines; ++i) | |
2058 | } | |
b1c5c4e6 | 2059 | |
2060 | //================================================================================== | |
2061 | // function : MakeNewPoint | |
2062 | // purpose : | |
2063 | //================================================================================== | |
2064 | IntSurf_PntOn2S MakeNewPoint(const IntSurf_PntOn2S& replacePnt, | |
2065 | const IntSurf_PntOn2S& oldPnt, | |
2066 | const Standard_Real* Periods) | |
2067 | { | |
2068 | IntSurf_PntOn2S NewPoint; | |
2069 | NewPoint.SetValue(replacePnt.Value()); | |
00302ba4 | 2070 | |
b1c5c4e6 | 2071 | Standard_Real OldParams[4], NewParams[4]; |
2072 | oldPnt.Parameters(OldParams[0], OldParams[1], OldParams[2], OldParams[3]); | |
2073 | replacePnt.Parameters(NewParams[0], NewParams[1], NewParams[2], NewParams[3]); | |
2074 | ||
2075 | Standard_Integer i; | |
2076 | for (i = 0; i < 4; i++) | |
2077 | if (Periods[i] != 0.) | |
2078 | { | |
2079 | if (Abs(NewParams[i] - OldParams[i]) >= 0.5*Periods[i]) | |
2080 | { | |
2081 | if (NewParams[i] < OldParams[i]) | |
2082 | NewParams[i] += Periods[i]; | |
2083 | else | |
2084 | NewParams[i] -= Periods[i]; | |
2085 | } | |
2086 | } | |
2087 | ||
00302ba4 | 2088 | NewPoint.SetValue(NewParams[0], NewParams[1], NewParams[2], NewParams[3]); |
2089 | return NewPoint; | |
b1c5c4e6 | 2090 | } |
2091 | ||
c66d7156 P |
2092 | //================================================================================== |
2093 | // function : Perform | |
2094 | // purpose : base SS Int. function | |
2095 | //================================================================================== | |
2096 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
00302ba4 | 2097 | const Handle(Adaptor3d_TopolTool)& D1, |
2098 | const Handle(Adaptor3d_HSurface)& Surf2, | |
2099 | const Handle(Adaptor3d_TopolTool)& D2, | |
2100 | const Standard_Real TolTangency, | |
2101 | const Standard_Real Epsilon, | |
2102 | const Standard_Real Deflection, | |
2103 | const Standard_Real Increment, | |
c66d7156 P |
2104 | const Standard_Boolean ClearFlag) |
2105 | { | |
00302ba4 | 2106 | Standard_Integer Limit = 2500; |
2107 | Standard_Integer NbU1 = 10, NbV1 = 10, NbU2 = 10, NbV2 = 10; | |
c66d7156 | 2108 | // |
00302ba4 | 2109 | D1->SamplePnts(Deflection, NbU1, NbV1); |
2110 | D2->SamplePnts(Deflection, NbU2, NbV2); | |
c66d7156 P |
2111 | // |
2112 | NbU1 = D1->NbSamplesU(); | |
2113 | NbV1 = D1->NbSamplesV(); | |
2114 | NbU2 = D2->NbSamplesU(); | |
2115 | NbV2 = D2->NbSamplesV(); | |
00302ba4 | 2116 | |
c66d7156 P |
2117 | TColStd_Array1OfReal anUpars1(1, NbU1), aVpars1(1, NbV1); |
2118 | TColStd_Array1OfReal anUpars2(1, NbU2), aVpars2(1, NbV2); | |
2119 | // | |
2120 | D1->UParameters(anUpars1); | |
2121 | D1->VParameters(aVpars1); | |
2122 | D2->UParameters(anUpars2); | |
2123 | D2->VParameters(aVpars2); | |
b1c5c4e6 | 2124 | |
2125 | Standard_Real Periods [4]; | |
2126 | Periods[0] = (Surf1->IsUPeriodic())? Surf1->UPeriod() : 0.; | |
2127 | Periods[1] = (Surf1->IsVPeriodic())? Surf1->VPeriod() : 0.; | |
2128 | Periods[2] = (Surf2->IsUPeriodic())? Surf2->UPeriod() : 0.; | |
2129 | Periods[3] = (Surf2->IsVPeriodic())? Surf2->VPeriod() : 0.; | |
00302ba4 | 2130 | |
c66d7156 | 2131 | //--------------------------------------------- |
00302ba4 | 2132 | if((NbU1*NbV1<=Limit && NbV2*NbU2<=Limit)) |
2133 | { | |
c66d7156 | 2134 | empt = Standard_True; |
00302ba4 | 2135 | if (ClearFlag) |
2136 | { | |
c66d7156 P |
2137 | SLin.Clear(); |
2138 | } | |
2139 | // | |
2140 | IntPolyh_Intersection* pInterference = NULL; | |
2141 | ||
00302ba4 | 2142 | if ( D1->IsUniformSampling() || D2->IsUniformSampling() ) |
2143 | { | |
c66d7156 P |
2144 | pInterference = new IntPolyh_Intersection(Surf1,NbU1,NbV1,Surf2,NbU2,NbV2); |
2145 | } | |
00302ba4 | 2146 | else |
2147 | { | |
c66d7156 | 2148 | pInterference = new IntPolyh_Intersection(Surf1, anUpars1, aVpars1, |
00302ba4 | 2149 | Surf2, anUpars2, aVpars2 ); |
c66d7156 | 2150 | } |
00302ba4 | 2151 | |
2152 | if ( !pInterference ) | |
2153 | { | |
c66d7156 P |
2154 | done = Standard_False; |
2155 | return; | |
2156 | } | |
2157 | // | |
2158 | IntPolyh_Intersection& Interference = *pInterference; | |
2159 | // | |
2160 | done = Interference.IsDone(); | |
00302ba4 | 2161 | if( !done ) |
2162 | { | |
2163 | if (pInterference) | |
2164 | { | |
2165 | delete pInterference; | |
2166 | pInterference = NULL; | |
c66d7156 | 2167 | } |
00302ba4 | 2168 | |
c66d7156 P |
2169 | return; |
2170 | } | |
00302ba4 | 2171 | |
c66d7156 P |
2172 | Standard_Integer nbLigSec = Interference.NbSectionLines(); |
2173 | Standard_Integer nbTanZon = Interference.NbTangentZones(); | |
2174 | Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; | |
2175 | ||
302f96fb | 2176 | Standard_Integer NbLigCalculee = 0, ver; |
00302ba4 | 2177 | Standard_Real pu1,pu2,pv1,pv2, incidence, dminiPointLigne; |
2178 | Standard_Boolean HasStartPoint = Standard_False, RejectLine = Standard_False; | |
c66d7156 P |
2179 | IntSurf_PntOn2S StartPOn2S; |
2180 | gp_Pnt Point3dDebut,Point3dFin; | |
2181 | ||
2182 | TColStd_Array1OfReal StartParams(1,4); | |
47cbf134 | 2183 | IntWalk_PWalking PW(Surf1,Surf2,TolTangency,Epsilon,Deflection,Increment); |
c66d7156 | 2184 | |
00302ba4 | 2185 | if(nbLigSec>=1) |
2186 | { | |
c66d7156 | 2187 | Standard_Integer *TabL = new Standard_Integer [nbLigSec+1]; |
00302ba4 | 2188 | for(Standard_Integer ls=1; ls<=nbLigSec; ++ls) |
2189 | { | |
2190 | TabL[ls]=ls; | |
c66d7156 P |
2191 | } |
2192 | //----------------------------------------1.1 | |
00302ba4 | 2193 | { |
2194 | Standard_Boolean triok; | |
2195 | Standard_Integer nb_A, nb_B, tyu; | |
2196 | do | |
2197 | { | |
2198 | triok=Standard_True; | |
2199 | for(Standard_Integer b = 2; b <= nbLigSec; ++b ) | |
2200 | { | |
2201 | nb_B = Interference.NbPointsInLine(TabL[b]); | |
2202 | nb_A = Interference.NbPointsInLine(TabL[b-1]); | |
2203 | ||
2204 | if( nb_B > nb_A ) | |
2205 | { | |
2206 | tyu=TabL[b]; | |
2207 | TabL[b]=TabL[b-1]; | |
2208 | TabL[b-1]=tyu; | |
2209 | triok=Standard_False; | |
2210 | } | |
2211 | } | |
2212 | } | |
2213 | while(triok==Standard_False); | |
2214 | } | |
2215 | ||
c66d7156 P |
2216 | //---------------------------------------- |
2217 | // 1.2 For the line "ls" get 2D-bounds U,V for surfaces 1,2 | |
2218 | // | |
00302ba4 | 2219 | for(Standard_Integer ls = 1; ls <= nbLigSec; ++ls) |
2220 | { | |
2221 | Standard_Integer nbp = Interference.NbPointsInLine(TabL[ls]); | |
2222 | if (!nbp) | |
2223 | { | |
2224 | continue; | |
2225 | } | |
2226 | // | |
2227 | Standard_Integer *TabPtDep = new Standard_Integer [nbp+1]; | |
2228 | for(Standard_Integer ilig = 1; ilig <= nbp; ++ilig ) | |
2229 | { | |
2230 | TabPtDep[ilig]=0; | |
2231 | } | |
2232 | // | |
2233 | Standard_Real UminLig1,VminLig1,UmaxLig1,VmaxLig1; | |
2234 | Standard_Real UminLig2,VminLig2,UmaxLig2,VmaxLig2; | |
2235 | Standard_Real _x,_y,_z; | |
2236 | // | |
2237 | Interference.GetLinePoint(TabL[ls], 1, _x, _y, _z, | |
2238 | UminLig1, VminLig1, UminLig2, VminLig2, | |
2239 | incidence); | |
2240 | ||
2241 | UmaxLig1=UminLig1; | |
2242 | VmaxLig1=VminLig1; | |
2243 | UmaxLig2=UminLig2; | |
2244 | VmaxLig2=VminLig2; | |
2245 | // | |
2246 | for(Standard_Integer ilig = 2; ilig <= nbp; ilig++ ) | |
2247 | { | |
2248 | Standard_Real U1, U2, V1, V2; | |
2249 | Interference.GetLinePoint(TabL[ls],ilig,_x,_y,_z,U1,V1,U2,V2,incidence); | |
2250 | // | |
2251 | if(U1>UmaxLig1) UmaxLig1=U1; | |
2252 | if(V1>VmaxLig1) VmaxLig1=V1; | |
2253 | if(U2>UmaxLig2) UmaxLig2=U2; | |
2254 | if(V2>VmaxLig2) VmaxLig2=V2; | |
2255 | // | |
2256 | if(U1<UminLig1) UminLig1=U1; | |
2257 | if(V1<VminLig1) VminLig1=V1; | |
2258 | if(U2<UminLig2) UminLig2=U2; | |
2259 | if(V2<VminLig2) VminLig2=V2; | |
2260 | }//for( ilig = 2; ilig <= nbp; ilig++ ) { | |
2261 | // | |
2262 | //---------------------------------------- | |
2263 | // 1.3 | |
2264 | Standard_Integer nbps2 = (nbp>3)? (nbp/2) : 1; | |
2265 | Standard_Integer NombreDePointsDeDepartDuCheminement = 0; | |
2266 | Standard_Boolean lignetrouvee=Standard_False; | |
2267 | const Standard_Integer NbDePointsDeDepartDuChmLimit = 5; | |
2268 | // | |
2269 | do | |
2270 | { | |
2271 | NombreDePointsDeDepartDuCheminement++; | |
2272 | switch (NombreDePointsDeDepartDuCheminement) | |
2273 | { | |
2274 | case 1: | |
2275 | nbps2 = (nbp > 1) ? nbp/2 : 1; | |
2276 | if(nbp<3) | |
2277 | NombreDePointsDeDepartDuCheminement = NbDePointsDeDepartDuChmLimit; | |
2278 | ||
2279 | break; | |
2280 | case 2: | |
2281 | nbps2 = 1; | |
2282 | break; | |
2283 | case 3: | |
2284 | nbps2 = nbp-1; | |
2285 | break; | |
2286 | ||
2287 | case 4: | |
2288 | nbps2 = 3 * nbp / 4; | |
2289 | break; | |
2290 | ||
2291 | case 5: | |
2292 | nbps2 = nbp / 4; | |
2293 | break; | |
2294 | default: | |
2295 | nbps2 = NombreDePointsDeDepartDuCheminement-3; | |
2296 | NombreDePointsDeDepartDuCheminement++; | |
2297 | } | |
2298 | ||
2299 | // | |
2300 | if(TabPtDep[nbps2] == 0) | |
2301 | { | |
2302 | Standard_Real U1, U2, V1, V2; | |
2303 | ||
2304 | TabPtDep[nbps2] = 1; | |
2305 | Interference.GetLinePoint(TabL[ls],nbps2,_x,_y,_z,U1,V1,U2,V2,incidence); | |
2306 | ||
2307 | StartParams(1) = U1; | |
2308 | StartParams(2) = V1; | |
2309 | StartParams(3) = U2; | |
2310 | StartParams(4) = V2; | |
2311 | ||
2312 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
2313 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
2314 | if(HasStartPoint) | |
2315 | { | |
2316 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
2317 | NbLigCalculee = SLin.Length(); | |
2318 | Standard_Integer l; | |
2319 | for( l = 1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) | |
2320 | { | |
2321 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); | |
2322 | ||
2323 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) | |
2324 | { | |
a7dd5d0f | 2325 | dminiPointLigne = 0.0; |
2326 | } | |
00302ba4 | 2327 | }// for( l ... |
2328 | ||
2329 | if(dminiPointLigne > SeuildPointLigne) | |
2330 | { | |
2331 | PW.Perform(StartParams, UminLig1, VminLig1, UminLig2, VminLig2, | |
2332 | UmaxLig1, VmaxLig1, UmaxLig2, VmaxLig2); | |
2333 | ||
2334 | // | |
2335 | Standard_Boolean bPWIsDone; | |
2336 | Standard_Integer iPWNbPoints, aNbPointsVer; | |
2337 | Standard_Real aD11, aD12, aD21, aD22, aDx; | |
2338 | // | |
2339 | bPWIsDone=PW.IsDone(); | |
2340 | ||
2341 | if(bPWIsDone) | |
2342 | { | |
2343 | iPWNbPoints=PW.NbPoints(); | |
2344 | // | |
2345 | if( iPWNbPoints > 2 ) | |
2346 | { | |
c2c2f2b6 | 2347 | //Try to extend the intersection line to boundary, if it is possibly |
882e1d11 | 2348 | PW.PutToBoundary(Surf1, Surf2); |
c2c2f2b6 | 2349 | |
00302ba4 | 2350 | const Standard_Integer aMinNbPoints = 40; |
2351 | if(iPWNbPoints < aMinNbPoints) | |
2352 | { | |
882e1d11 | 2353 | PW.SeekAdditionalPoints(Surf1, Surf2, aMinNbPoints); |
00302ba4 | 2354 | iPWNbPoints = PW.NbPoints(); |
2355 | } | |
2356 | ||
2357 | RejectLine = Standard_False; | |
2358 | Point3dDebut = PW.Value(1).Value(); | |
2359 | Point3dFin = PW.Value(iPWNbPoints).Value(); | |
2360 | for( ver = 1; (!RejectLine) && (ver<= NbLigCalculee); ++ver) | |
2361 | { | |
2362 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); | |
2363 | // | |
2364 | aNbPointsVer=verwline->NbPnts(); | |
2365 | if (aNbPointsVer<3) | |
2366 | { | |
2367 | continue; | |
2368 | } | |
2369 | // | |
2370 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); | |
2371 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
2372 | //xf | |
2373 | const gp_Pnt& aP21=verPointDebut.Value(); | |
2374 | const gp_Pnt& aP22=verPointFin.Value(); | |
2375 | // | |
2376 | aD11=Point3dDebut.Distance(aP21); | |
2377 | aD12=Point3dDebut.Distance(aP22); | |
2378 | aD21=Point3dFin.Distance(aP21); | |
2379 | aD22=Point3dFin.Distance(aP22); | |
2380 | // | |
2381 | if((aD11<=TolTangency && aD22<=TolTangency) || | |
2382 | (aD12<=TolTangency && aD21<=TolTangency)) | |
2383 | { | |
2384 | Standard_Integer m, mx; | |
2385 | // | |
2386 | mx=aNbPointsVer/2; | |
2387 | if (aNbPointsVer%2) | |
2388 | { | |
2389 | ++mx; | |
2390 | } | |
2391 | // | |
2392 | const gp_Pnt& aPx=verwline->Point(mx).Value(); | |
2393 | for(m=1; m<iPWNbPoints; ++m) | |
2394 | { | |
2395 | const gp_Pnt& aP1=PW.Value(m).Value(); | |
2396 | const gp_Pnt& aP2=PW.Value(m+1).Value(); | |
2397 | gp_Vec aVec12(aP1, aP2); | |
2398 | if (aVec12.SquareMagnitude()<1.e-20) | |
2399 | { | |
2400 | continue; | |
2401 | } | |
2402 | ||
2403 | // | |
2404 | gp_Dir aDir12(aVec12); | |
2405 | gp_Lin aLin12(aP1, aDir12); | |
2406 | aDx=aLin12.Distance(aPx); | |
2407 | ||
2408 | //modified by NIZNHY-PKV Tue May 10 11:08:07 2011f | |
2409 | if (aDx<=2.*Epsilon) | |
2410 | { | |
2411 | //if (aDx<=TolTangency) { | |
2412 | //modified by NIZNHY-PKV Tue May 10 11:08:13 2011t | |
2413 | ||
2414 | RejectLine = Standard_True; | |
1dee0696 | 2415 | ver--; |
00302ba4 | 2416 | break; |
2417 | } | |
2418 | }//for(m=1; m<iPWNbPoints; ++m){ | |
2419 | }//if((aD11<=TolTangency && aD22<=TolTangency) ||... | |
2420 | }// for( ver = 1 ; (!RejetLigne) && (ver<= NbLigCalculee) ; ver++) { | |
2421 | // | |
2422 | ||
c8187bb2 | 2423 | if(RejectLine) |
2424 | { | |
2425 | DublicateOfLinesProcessing(PW, ver, SLin, RejectLine); | |
2426 | } | |
2427 | ||
00302ba4 | 2428 | if(!RejectLine) |
2429 | { | |
2430 | IntSurf_TypeTrans trans1,trans2; | |
2431 | Standard_Real locu,locv; | |
2432 | gp_Vec norm1,norm2,d1u,d1v; | |
2433 | gp_Pnt ptbid; | |
2434 | Standard_Integer indextg; | |
2435 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
2436 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
2437 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
2438 | norm1 = d1u.Crossed(d1v); | |
2439 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
2440 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
2441 | norm2 = d1u.Crossed(d1v); | |
2442 | if( tgline.DotCross(norm2,norm1) >= 0. ) | |
2443 | { | |
2444 | trans1 = IntSurf_Out; | |
2445 | trans2 = IntSurf_In; | |
2446 | } | |
2447 | else | |
2448 | { | |
2449 | trans1 = IntSurf_In; | |
2450 | trans2 = IntSurf_Out; | |
2451 | } | |
2452 | ||
2453 | Standard_Real TolTang = TolTangency; | |
2454 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
882e1d11 | 2455 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); |
2456 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
00302ba4 | 2457 | if(wline->NbVertex() == 0) |
2458 | { | |
2459 | IntPatch_Point vtx; | |
2460 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
2461 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
2462 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
2463 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2464 | vtx.SetParameter(1); | |
2465 | wline->AddVertex(vtx); | |
2466 | ||
2467 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
2468 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
2469 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
2470 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2471 | vtx.SetParameter(wline->NbPnts()); | |
2472 | wline->AddVertex(vtx); | |
2473 | } | |
2474 | ||
2475 | lignetrouvee = Standard_True; | |
2476 | ||
714c3bfc | 2477 | SeveralWlinesProcessing(Surf1, Surf2, SLin, Periods, trans1, trans2, |
2478 | TolTang, Max(PW.MaxStep(0), PW.MaxStep(1)), | |
2479 | Max(PW.MaxStep(2), PW.MaxStep(3)), wline); | |
7fd59977 | 2480 | |
a7dd5d0f | 2481 | AddWLine(SLin, wline, Deflection); |
00302ba4 | 2482 | empt = Standard_False; |
2483 | }// !RejetLigne | |
2484 | }// PW points > 2 | |
2485 | }// done is True | |
2486 | }// dminiPointLigne > SeuildPointLigne | |
2487 | }// HasStartPoint | |
2488 | }// if TabPtDep[nbps2] == 0 | |
2489 | } while(nbp>5 && !( (NombreDePointsDeDepartDuCheminement >= NbDePointsDeDepartDuChmLimit && lignetrouvee) || | |
2490 | (NombreDePointsDeDepartDuCheminement-3 >= nbp && (!lignetrouvee)))); | |
2491 | delete [] TabPtDep; | |
7fd59977 | 2492 | }// for( ls ... |
2493 | ||
2494 | delete [] TabL; | |
2495 | ||
2496 | }// if nbLigSec >= 1 | |
2497 | // | |
2498 | AdjustOnPeriodic(Surf1, Surf2, SLin); | |
2499 | // | |
2500 | ||
2501 | //-------------------------------------------------------------------- | |
2502 | //-- Calcul des parametres approches a partir des Zones De Tangence -- | |
2503 | //-------------------------------------------------------------------- | |
2504 | Standard_Real UminLig1,VminLig1,UmaxLig1,VmaxLig1; | |
2505 | Standard_Real UminLig2,VminLig2,UmaxLig2,VmaxLig2; | |
00302ba4 | 2506 | |
7fd59977 | 2507 | UminLig1=VminLig1=UminLig2=VminLig2=RealLast(); |
2508 | UmaxLig1=VmaxLig1=UmaxLig2=VmaxLig2=-UminLig1; | |
2509 | ||
2510 | // NbPointsInTangentZone always == 1 (eap) | |
00302ba4 | 2511 | |
7fd59977 | 2512 | Standard_Integer z; |
00302ba4 | 2513 | for( z=1; z <= nbTanZon; z++) |
2514 | { | |
7fd59977 | 2515 | //Standard_Integer NbPointsInTangentZone=Interference.NbPointsInTangentZone(z); |
2516 | //for(Standard_Integer pz=1; pz<=NbPointsInTangentZone; pz++) { | |
00302ba4 | 2517 | Standard_Integer pz=1; |
2518 | Standard_Real _x,_y,_z; | |
2519 | Standard_Real U1, U2, V1, V2; | |
2520 | Interference.GetTangentZonePoint(z,pz,_x,_y,_z,U1,V1,U2,V2); | |
2521 | ||
2522 | if(U1>UmaxLig1) UmaxLig1=U1; | |
2523 | if(V1>VmaxLig1) VmaxLig1=V1; | |
2524 | if(U2>UmaxLig2) UmaxLig2=U2; | |
2525 | if(V2>VmaxLig2) VmaxLig2=V2; | |
2526 | ||
2527 | if(U1<UminLig1) UminLig1=U1; | |
2528 | if(V1<VminLig1) VminLig1=V1; | |
2529 | if(U2<UminLig2) UminLig2=U2; | |
2530 | if(V2<VminLig2) VminLig2=V2; | |
7fd59977 | 2531 | //} |
2532 | } | |
7fd59977 | 2533 | |
00302ba4 | 2534 | for(z=1; z <= nbTanZon; z++) |
2535 | { | |
7fd59977 | 2536 | //Standard_Integer NbPointsInTangentZone=Interference.NbPointsInTangentZone(z); |
2537 | //for(Standard_Integer pz=1; pz<=NbPointsInTangentZone; pz++) { | |
00302ba4 | 2538 | Standard_Integer pz=1; |
2539 | Standard_Real _x,_y,_z; | |
2540 | Standard_Real U1, U2, V1, V2; | |
2541 | Interference.GetTangentZonePoint(z,pz,_x,_y,_z,U1,V1,U2,V2); | |
2542 | ||
2543 | StartParams(1) = U1; | |
2544 | StartParams(2) = V1; | |
2545 | StartParams(3) = U2; | |
2546 | StartParams(4) = V2; | |
2547 | ||
2548 | //----------------------------------------------------------------------- | |
2549 | //-- Calcul du premier point de cheminement a partir du point approche -- | |
2550 | //----------------------------------------------------------------------- | |
2551 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
2552 | if(HasStartPoint) | |
2553 | { | |
2554 | //------------------------------------------------- | |
2555 | //-- Un point a ete trouve -- | |
2556 | //-- On verifie qu il n appartient pas -- | |
2557 | //-- a une ligne de cheminement deja calculee. -- | |
2558 | //------------------------------------------------- | |
2559 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
2560 | ||
2561 | NbLigCalculee = SLin.Length(); | |
2562 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
2563 | ||
2564 | for(Standard_Integer l=1; | |
2565 | (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); | |
2566 | l++) | |
2567 | { | |
2568 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); | |
2569 | ||
2570 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) | |
2571 | { | |
2572 | dminiPointLigne = 0.0; | |
2573 | } | |
2574 | } | |
2575 | ||
2576 | //-- Fin d exploration des lignes | |
2577 | if(dminiPointLigne > SeuildPointLigne) | |
2578 | { | |
2579 | //--------------------------------------------------- | |
2580 | //-- Le point de depart du nouveau cheminement -- | |
2581 | //-- n est present dans aucune ligne deja calculee.-- | |
2582 | //--------------------------------------------------- | |
2583 | PW.Perform(StartParams,UminLig1,VminLig1,UminLig2,VminLig2, | |
2584 | UmaxLig1,VmaxLig1,UmaxLig2,VmaxLig2); | |
2585 | ||
2586 | if(PW.IsDone()) | |
2587 | { | |
2588 | if(PW.NbPoints()>2) | |
2589 | { | |
2590 | const Standard_Integer aMinNbPoints = 40; | |
2591 | if(PW.NbPoints() < aMinNbPoints) | |
2592 | { | |
2593 | PW.SeekAdditionalPoints(Surf1, Surf2, aMinNbPoints); | |
2594 | } | |
2595 | ||
2596 | //----------------------------------------------- | |
2597 | //-- Verification a posteriori : | |
2598 | //-- On teste si le point de depart et de fin de | |
2599 | //-- la ligne de cheminement est present dans une | |
2600 | //-- autre ligne . | |
2601 | //----------------------------------------------- | |
2602 | RejectLine = Standard_False; | |
2603 | Point3dDebut = PW.Value(1).Value(); | |
2604 | const IntSurf_PntOn2S& PointFin = PW.Value(PW.NbPoints()); | |
2605 | Point3dFin = PointFin.Value(); | |
2606 | ||
2607 | for(ver=1 ; (!RejectLine) && (ver<= NbLigCalculee) ; ver++) | |
2608 | { | |
2609 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); | |
2610 | //-- Handle(IntPatch_WLine) verwline=Handle(IntPatch_WLine)::DownCast(SLin.Value(ver)); | |
2611 | ||
2612 | // Check end point if it is on existing line. | |
2613 | // Start point is checked before. | |
2614 | if (IsPointOnLine(PointFin, verwline, Deflection)) | |
2615 | { | |
2616 | RejectLine = Standard_True; | |
2617 | break; | |
2618 | } | |
2619 | ||
2620 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); | |
2621 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
2622 | if(Point3dDebut.Distance(verPointDebut.Value()) < TolTangency) | |
2623 | { | |
2624 | RejectLine = Standard_True; | |
2625 | } | |
2626 | else | |
2627 | { | |
2628 | if(Point3dFin.Distance(verPointFin.Value()) < TolTangency) | |
2629 | { | |
2630 | RejectLine = Standard_True; | |
a7dd5d0f | 2631 | } |
00302ba4 | 2632 | } |
2633 | } | |
a7dd5d0f | 2634 | |
00302ba4 | 2635 | if(!RejectLine) |
2636 | { | |
2637 | IntSurf_TypeTrans trans1,trans2; | |
2638 | Standard_Real locu,locv; | |
2639 | gp_Vec norm1,norm2,d1u,d1v; | |
2640 | gp_Pnt ptbid; | |
2641 | Standard_Integer indextg; | |
2642 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
2643 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
2644 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
2645 | norm1 = d1u.Crossed(d1v); | |
2646 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
2647 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
2648 | norm2 = d1u.Crossed(d1v); | |
2649 | if (tgline.DotCross(norm2,norm1)>0.) | |
2650 | { | |
2651 | trans1 = IntSurf_Out; | |
2652 | trans2 = IntSurf_In; | |
2653 | } | |
2654 | else | |
2655 | { | |
2656 | trans1 = IntSurf_In; | |
2657 | trans2 = IntSurf_Out; | |
2658 | } | |
2659 | ||
2660 | Standard_Real TolTang = TolTangency; | |
2661 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
2662 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
2663 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
2664 | ||
2665 | //--------------- | |
2666 | if(wline->NbVertex() == 0) | |
2667 | { | |
2668 | IntPatch_Point vtx; | |
2669 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
2670 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
2671 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
2672 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2673 | vtx.SetParameter(1); | |
2674 | wline->AddVertex(vtx); | |
2675 | ||
2676 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
2677 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
2678 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
2679 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2680 | vtx.SetParameter(wline->NbPnts()); | |
2681 | wline->AddVertex(vtx); | |
2682 | } | |
2683 | ||
2684 | //--------------- | |
2685 | AddWLine(SLin, wline, Deflection); | |
2686 | empt = Standard_False; | |
2687 | } | |
2688 | else | |
2689 | { | |
2690 | //-- cout<<" ----- REJET DE LIGNE (POINT DE DEPART) ----- "<<endl; | |
2691 | } | |
2692 | //------------------------------------------------------------ | |
2693 | } | |
2694 | } //-- le cheminement a reussi (done a True) | |
2695 | } //-- le point approche ne renvoie pas sur une ligne existante | |
2696 | } //-- Si HasStartPoint | |
c66d7156 P |
2697 | //} //-- Boucle Sur les Points de la Tangent Zone |
2698 | } //-- Boucle sur Les Tangent Zones | |
7fd59977 | 2699 | |
00302ba4 | 2700 | if ( pInterference ) |
2701 | { | |
c66d7156 P |
2702 | delete pInterference; |
2703 | pInterference = NULL; | |
2704 | } | |
00302ba4 | 2705 | |
c66d7156 P |
2706 | return; |
2707 | }// if((NbU1*NbV1<=Limit && NbV2*NbU2<=Limit)) { | |
2708 | ||
2709 | Handle(IntSurf_LineOn2S) LOn2S = new IntSurf_LineOn2S(); | |
2710 | PointDepart( LOn2S, Surf1, NbU1, NbV1, Surf2, NbU2, NbV2 ); | |
7fd59977 | 2711 | empt = Standard_True; |
2712 | done = Standard_True; | |
00302ba4 | 2713 | |
c66d7156 P |
2714 | Standard_Integer NbLigCalculee = 0; |
2715 | Standard_Real U1,U2,V1,V2; | |
7fd59977 | 2716 | Standard_Real pu1,pu2,pv1,pv2; |
00302ba4 | 2717 | |
7fd59977 | 2718 | TColStd_Array1OfReal StartParams(1,4); |
c66d7156 P |
2719 | Standard_Integer MaxOscill = NbU1; |
2720 | if(MaxOscill < NbU2) MaxOscill=NbU2; | |
2721 | if(MaxOscill < NbV1) MaxOscill=NbV1; | |
2722 | if(MaxOscill < NbV2) MaxOscill=NbV2; | |
00302ba4 | 2723 | |
c66d7156 P |
2724 | Standard_Real nIncrement=Increment; |
2725 | //if(MaxOscill>10) | |
00302ba4 | 2726 | //nIncrement/=0.5*MaxOscill; |
c66d7156 | 2727 | |
47cbf134 | 2728 | IntWalk_PWalking PW(Surf1,Surf2,TolTangency,Epsilon,Deflection,nIncrement); |
c66d7156 P |
2729 | Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; //-- 10 est insuffisant |
2730 | Standard_Real dminiPointLigne; | |
2731 | Standard_Boolean HasStartPoint,RejetLigne; | |
7fd59977 | 2732 | IntSurf_PntOn2S StartPOn2S; |
c66d7156 | 2733 | Standard_Integer ver; |
7fd59977 | 2734 | gp_Pnt Point3dDebut,Point3dFin; |
c66d7156 | 2735 | |
7fd59977 | 2736 | //------------------------------------------------------------ |
c66d7156 P |
2737 | //-- Calcul des parametres approches a partir des Zones De Tangence -- |
2738 | //-------------------------------------------------------------------- | |
2739 | Standard_Integer nbTanZon = LOn2S->NbPoints(); | |
2740 | for(Standard_Integer z=1; z <= nbTanZon; z++) { | |
2741 | const IntSurf_PntOn2S& POn2S = LOn2S->Value(z); | |
2742 | POn2S.Parameters(U1,V1,U2,V2); | |
2743 | StartParams(1) = U1; | |
2744 | StartParams(2) = V1; | |
2745 | StartParams(3) = U2; | |
2746 | StartParams(4) = V2; | |
00302ba4 | 2747 | |
c66d7156 P |
2748 | //----------------------------------------------------------------------- |
2749 | //-- Calcul du premier point de cheminement a partir du point approche -- | |
2750 | //----------------------------------------------------------------------- | |
2751 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
00302ba4 | 2752 | if(HasStartPoint) |
2753 | { | |
c66d7156 P |
2754 | //------------------------------------------------- |
2755 | //-- Un point a ete trouve -- | |
2756 | //-- On verifie qu il n appartient pas -- | |
2757 | //-- a une ligne de cheminement deja calculee. -- | |
2758 | //------------------------------------------------- | |
2759 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
00302ba4 | 2760 | |
c66d7156 P |
2761 | NbLigCalculee = SLin.Length(); |
2762 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
00302ba4 | 2763 | |
c66d7156 | 2764 | for(Standard_Integer l=1; |
00302ba4 | 2765 | (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); |
2766 | l++) | |
2767 | { | |
a7dd5d0f | 2768 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); |
2769 | ||
00302ba4 | 2770 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) |
2771 | { | |
a7dd5d0f | 2772 | dminiPointLigne = 0.0; |
2773 | } | |
7fd59977 | 2774 | } |
a7dd5d0f | 2775 | |
c66d7156 | 2776 | //-- Fin d exploration des lignes |
00302ba4 | 2777 | if(dminiPointLigne > SeuildPointLigne) |
2778 | { | |
2779 | //--------------------------------------------------- | |
2780 | //-- Le point de depart du nouveau cheminement -- | |
2781 | //-- n est present dans aucune ligne deja calculee.-- | |
2782 | //--------------------------------------------------- | |
2783 | PW.Perform(StartParams); | |
2784 | if(PW.IsDone()) | |
2785 | { | |
2786 | if(PW.NbPoints()>2) | |
2787 | { | |
2788 | //----------------------------------------------- | |
2789 | //-- Verification a posteriori : | |
2790 | //-- On teste si le point de depart et de fin de | |
2791 | //-- la ligne de cheminement est present dans une | |
2792 | //-- autre ligne . | |
2793 | //----------------------------------------------- | |
2794 | RejetLigne = Standard_False; | |
2795 | Point3dDebut = PW.Value(1).Value(); | |
a7dd5d0f | 2796 | const IntSurf_PntOn2S& PointFin = PW.Value(PW.NbPoints()); |
2797 | Point3dFin = PointFin.Value(); | |
00302ba4 | 2798 | |
1dee0696 | 2799 | for(ver=1 ; ver<= NbLigCalculee ; ver++) |
00302ba4 | 2800 | { |
2801 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); | |
2802 | //-- Handle(IntPatch_WLine) verwline=Handle(IntPatch_WLine)::DownCast(SLin.Value(ver)); | |
a7dd5d0f | 2803 | |
2804 | // Check end point if it is on existing line. | |
2805 | // Start point is checked before. | |
00302ba4 | 2806 | if (IsPointOnLine(PointFin, verwline, Deflection)) |
2807 | { | |
a7dd5d0f | 2808 | RejetLigne = Standard_True; |
2809 | break; | |
2810 | } | |
2811 | ||
00302ba4 | 2812 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); |
2813 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
1dee0696 | 2814 | if( (Point3dDebut.Distance(verPointDebut.Value()) < TolTangency) || |
2815 | (Point3dFin.Distance(verPointFin.Value()) < TolTangency)) | |
00302ba4 | 2816 | { |
2817 | RejetLigne = Standard_True; | |
1dee0696 | 2818 | break; |
00302ba4 | 2819 | } |
2820 | } | |
2821 | ||
c8187bb2 | 2822 | if(RejetLigne) |
2823 | { | |
2824 | DublicateOfLinesProcessing(PW, ver, SLin, RejetLigne); | |
2825 | } | |
2826 | ||
00302ba4 | 2827 | if(!RejetLigne) |
2828 | { | |
2829 | IntSurf_TypeTrans trans1,trans2; | |
2830 | Standard_Real locu,locv; | |
2831 | gp_Vec norm1,norm2,d1u,d1v; | |
2832 | gp_Pnt ptbid; | |
2833 | Standard_Integer indextg; | |
2834 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
2835 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
2836 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
2837 | norm1 = d1u.Crossed(d1v); | |
2838 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
2839 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
2840 | norm2 = d1u.Crossed(d1v); | |
2841 | if (tgline.DotCross(norm2,norm1)>0.) | |
2842 | { | |
2843 | trans1 = IntSurf_Out; | |
2844 | trans2 = IntSurf_In; | |
2845 | } | |
2846 | else { | |
2847 | trans1 = IntSurf_In; | |
2848 | trans2 = IntSurf_Out; | |
2849 | } | |
2850 | ||
2851 | Standard_Real TolTang = TolTangency; | |
2852 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
2853 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
2854 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
2855 | ||
2856 | //--------------- | |
2857 | if(wline->NbVertex() == 0) | |
2858 | { | |
2859 | IntPatch_Point vtx; | |
2860 | const IntSurf_PntOn2S& POn2Sf = PW.Line()->Value(1); | |
2861 | POn2Sf.Parameters(pu1,pv1,pu2,pv2); | |
2862 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
2863 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2864 | vtx.SetParameter(1); | |
2865 | wline->AddVertex(vtx); | |
2866 | ||
2867 | const IntSurf_PntOn2S& POn2Sl = PW.Line()->Value(wline->NbPnts()); | |
2868 | POn2Sl.Parameters(pu1,pv1,pu2,pv2); | |
2869 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
2870 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2871 | vtx.SetParameter(wline->NbPnts()); | |
2872 | wline->AddVertex(vtx); | |
2873 | } | |
2874 | ||
2875 | //--------------- | |
a7dd5d0f | 2876 | AddWLine(SLin, wline, Deflection); |
00302ba4 | 2877 | empt = Standard_False; |
2878 | } | |
2879 | else | |
2880 | { | |
2881 | //-- cout<<" ----- REJET DE LIGNE (POINT DE DEPART) ----- "<<endl; | |
2882 | } | |
2883 | //------------------------------------------------------------ | |
2884 | } | |
2885 | } //-- le cheminement a reussi (done a True) | |
c66d7156 P |
2886 | } //-- le point approche ne renvoie pas sur une ligne existante |
2887 | } //-- Si HasStartPoint | |
2888 | } //-- Boucle sur Les Tangent Zones | |
7fd59977 | 2889 | } |
c66d7156 P |
2890 | //modified by NIZNHY-PKV Wed May 25 09:39:07 2011f |
2891 | //======================================================================= | |
2892 | //class : IntPatch_InfoPD | |
2893 | //purpose : | |
2894 | //======================================================================= | |
2895 | class IntPatch_InfoPD { | |
00302ba4 | 2896 | public: |
c66d7156 P |
2897 | //----------------------------------------C-tor |
2898 | IntPatch_InfoPD(const Standard_Integer aNBI) { | |
2899 | Standard_Integer aNBI2, i, j; | |
2900 | myNBI=aNBI; | |
2901 | // | |
2902 | aNBI2=aNBI*aNBI; | |
2903 | myP1DS2=new char[aNBI2]; | |
2904 | myP2DS1=new char[aNBI2]; | |
2905 | myIP1=new Standard_Integer[aNBI2]; | |
2906 | myIP2=new Standard_Integer[aNBI2]; | |
2907 | myP1=new gp_Pnt[aNBI2]; | |
2908 | myP2=new gp_Pnt[aNBI2]; | |
2909 | // | |
2910 | for (i=0; i<myNBI; ++i) { | |
2911 | for (j=0; j<myNBI; ++j) { | |
00302ba4 | 2912 | xP1DS2(i, j)=0; |
2913 | xP2DS1(i, j)=0; | |
2914 | xIP1(i, j)=0; | |
2915 | xIP2(i, j)=0; | |
2916 | xP1(i, j).SetCoord(0., 0., 0.); | |
2917 | xP2(i, j).SetCoord(0., 0., 0.); | |
c66d7156 P |
2918 | } |
2919 | } | |
2920 | }; | |
2921 | //---------------------------------------- D-tor | |
2922 | ~IntPatch_InfoPD() { | |
2923 | delete [] (char*) myP1DS2; | |
2924 | delete [] (char*) myP2DS1; | |
2925 | delete [] (Standard_Integer*) myIP1; | |
2926 | delete [] (Standard_Integer*) myIP2; | |
2927 | delete [] (gp_Pnt*)myP1; | |
2928 | delete [] (gp_Pnt*)myP2; | |
2929 | }; | |
2930 | //---------------------------------------- Index | |
2931 | Standard_Integer Index(const Standard_Integer i, | |
00302ba4 | 2932 | const Standard_Integer j) const { |
2933 | return i*myNBI+j; | |
c66d7156 P |
2934 | }; |
2935 | //---------------------------------------- NBI | |
2936 | Standard_Integer NBI() const { | |
2937 | return myNBI; | |
2938 | }; | |
2939 | //----------------------------------------xP1DS2 | |
2940 | char& xP1DS2(const Standard_Integer i, | |
00302ba4 | 2941 | const Standard_Integer j) { |
2942 | return myP1DS2[Index(i,j)]; | |
c66d7156 P |
2943 | }; |
2944 | //----------------------------------------xP2DS1 | |
2945 | char& xP2DS1(const Standard_Integer i, | |
00302ba4 | 2946 | const Standard_Integer j) { |
2947 | return myP2DS1[Index(i,j)]; | |
c66d7156 P |
2948 | }; |
2949 | //----------------------------------------xIP1 | |
2950 | Standard_Integer& xIP1(const Standard_Integer i, | |
00302ba4 | 2951 | const Standard_Integer j) { |
2952 | return myIP1[Index(i,j)]; | |
c66d7156 P |
2953 | }; |
2954 | //----------------------------------------xIP2 | |
2955 | Standard_Integer& xIP2(const Standard_Integer i, | |
00302ba4 | 2956 | const Standard_Integer j) { |
2957 | return myIP2[Index(i,j)]; | |
c66d7156 P |
2958 | }; |
2959 | //----------------------------------------xP1 | |
2960 | gp_Pnt& xP1(const Standard_Integer i, | |
00302ba4 | 2961 | const Standard_Integer j) { |
2962 | return myP1[Index(i,j)]; | |
c66d7156 P |
2963 | }; |
2964 | //----------------------------------------xP1 | |
2965 | gp_Pnt& xP2(const Standard_Integer i, | |
00302ba4 | 2966 | const Standard_Integer j) { |
2967 | return myP2[Index(i,j)]; | |
c66d7156 | 2968 | }; |
6a38ff48 | 2969 | |
2970 | private: | |
2971 | ||
2972 | IntPatch_InfoPD (const IntPatch_InfoPD&); | |
2973 | IntPatch_InfoPD& operator=(const IntPatch_InfoPD&); | |
2974 | ||
2975 | private: | |
2976 | ||
c66d7156 P |
2977 | Standard_Integer myNBI; |
2978 | char *myP1DS2; | |
2979 | char *myP2DS1; | |
2980 | Standard_Integer *myIP1; | |
2981 | Standard_Integer *myIP2; | |
2982 | gp_Pnt *myP1; | |
2983 | gp_Pnt *myP2; | |
2984 | }; | |
2985 | //modified by NIZNHY-PKV Tue May 24 11:38:55 2011t | |
7fd59977 | 2986 | //================================================================================== |
c66d7156 | 2987 | // function : PointDepart |
7fd59977 | 2988 | // purpose : |
2989 | //================================================================================== | |
c66d7156 | 2990 | void IntPatch_PrmPrmIntersection::PointDepart(Handle(IntSurf_LineOn2S)& LineOn2S, |
00302ba4 | 2991 | const Handle(Adaptor3d_HSurface)& S1, |
2992 | const Standard_Integer SU_1, | |
2993 | const Standard_Integer SV_1, | |
2994 | const Handle(Adaptor3d_HSurface)& S2, | |
2995 | const Standard_Integer SU_2, | |
2996 | const Standard_Integer SV_2) const | |
c66d7156 P |
2997 | { |
2998 | Standard_Integer i, j, xNBI; | |
2999 | //modified by NIZNHY-PKV Tue May 24 11:37:38 2011f | |
3000 | xNBI=200; | |
3001 | IntPatch_InfoPD aIPD(xNBI); | |
3002 | //modified by NIZNHY-PKV Wed May 25 06:47:12 2011t | |
3003 | Standard_Integer iC15, SU1, SV1, SU2, SV2; | |
3004 | Standard_Real U0, U1, V0, V1, U, V; | |
96a95605 | 3005 | Standard_Real resu0,resv0; |
c66d7156 P |
3006 | Standard_Real du1,du2,dv1,dv2, dmaxOn1, dmaxOn2; |
3007 | Standard_Real x0,y0,z0, x1,y1,z1,d; | |
3008 | Bnd_Box Box1, Box2; | |
7fd59977 | 3009 | // |
c66d7156 P |
3010 | iC15=15; |
3011 | SU1 =iC15*SU_1 ; | |
3012 | SV1 =iC15*SV_1 ; | |
3013 | SU2 =iC15*SU_2 ; | |
3014 | SV2 =iC15*SV_2 ; | |
7fd59977 | 3015 | // |
c66d7156 P |
3016 | if(xNBI<SU1) { |
3017 | SU1 = xNBI; | |
3018 | } | |
3019 | if(xNBI<SV1){ | |
3020 | SV1 = xNBI; | |
3021 | } | |
3022 | if(xNBI<SU2){ | |
3023 | SU2 = xNBI; | |
3024 | } | |
3025 | if(xNBI<SV2){ | |
3026 | SV2 = xNBI; | |
3027 | } | |
3028 | // | |
3029 | U0 = S1->FirstUParameter(); | |
3030 | U1 = S1->LastUParameter(); | |
3031 | V0 = S1->FirstVParameter(); | |
3032 | V1 = S1->LastVParameter(); | |
3033 | // | |
3034 | resu0=U0; | |
c66d7156 P |
3035 | resv0=V0; |
3036 | // | |
3037 | dmaxOn1 = 0.0; | |
3038 | dmaxOn2 = 0.0; | |
3039 | //----- | |
3040 | du1 = (U1-U0)/(SU1-1); | |
3041 | dv1 = (V1-V0)/(SV1-1); | |
3042 | for(U=U0,i=0; i<SU1; i++,U+=du1) { | |
3043 | for(V=V0,j=0; j<SV1; V+=dv1,j++) { | |
3044 | aIPD.xP1(i, j)= S1->Value(U,V); | |
3045 | Box1.Add(aIPD.xP1(i, j)); | |
3046 | if(i>0 && j>0) { | |
00302ba4 | 3047 | aIPD.xP1(i, j) .Coord(x0,y0,z0); |
3048 | aIPD.xP1(i-1, j-1).Coord(x1,y1,z1); | |
3049 | // | |
3050 | d=Abs(x1-x0)+Abs(y1-y0)+Abs(z1-z0); | |
3051 | if(d>dmaxOn1) { | |
3052 | dmaxOn1 = d; | |
3053 | } | |
c66d7156 P |
3054 | } |
3055 | } | |
3056 | } | |
3057 | Box1.Enlarge(1.e-8); | |
3058 | // | |
3059 | U0 = S2->FirstUParameter(); | |
3060 | U1 = S2->LastUParameter(); | |
3061 | V0 = S2->FirstVParameter(); | |
3062 | V1 = S2->LastVParameter(); | |
3063 | // | |
3064 | du2 = (U1-U0)/(SU2-1); | |
3065 | dv2 = (V1-V0)/(SV2-1); | |
3066 | for(U=U0,i=0; i<SU2; i++,U+=du2) { | |
3067 | for(V=V0,j=0; j<SV2; V+=dv2,j++) { | |
3068 | aIPD.xP2(i, j) = S2->Value(U,V); | |
3069 | Box2.Add(aIPD.xP2(i, j)); | |
3070 | if(i>0 && j>0) { | |
00302ba4 | 3071 | aIPD.xP2(i, j) .Coord(x0,y0,z0); |
3072 | aIPD.xP2(i-1, j-1).Coord(x1,y1,z1); | |
3073 | d = Abs(x1-x0)+Abs(y1-y0)+Abs(z1-z0); | |
3074 | if(d>dmaxOn2) { | |
3075 | dmaxOn2 = d; | |
3076 | } | |
c66d7156 P |
3077 | } |
3078 | } | |
3079 | } | |
3080 | Box2.Enlarge(1.e-8); | |
3081 | //-------- | |
3082 | // | |
3083 | if(Box1.IsOut(Box2)) { | |
00302ba4 | 3084 | |
c66d7156 P |
3085 | return; |
3086 | } | |
3087 | // | |
3088 | Standard_Integer aNbPG; | |
3089 | Standard_Real x10,y10,z10,x11,y11,z11; | |
3090 | Standard_Real x20,y20,z20,x21,y21,z21; | |
3091 | Standard_Real dx, dy, dz, dmax; | |
3092 | Standard_Real dx2, dy2, dz2; | |
3093 | // | |
3094 | Box1.Get(x10,y10,z10,x11,y11,z11); | |
3095 | Box2.Get(x20,y20,z20,x21,y21,z21); | |
3096 | // | |
3097 | x0 = (x10>x20)? x10 : x20; | |
3098 | y0 = (y10>y20)? y10 : y20; | |
3099 | z0 = (z10>z20)? z10 : z20; | |
3100 | // | |
3101 | x1 = (x11<x21)? x11 : x21; | |
3102 | y1 = (y11<y21)? y11 : y21; | |
3103 | z1 = (z11<z21)? z11 : z21; | |
3104 | // | |
3105 | if(dmaxOn2 > dmaxOn1) { | |
3106 | dmaxOn1 = dmaxOn2; | |
7fd59977 | 3107 | } |
3108 | // | |
c66d7156 P |
3109 | dmaxOn1+=dmaxOn1; |
3110 | x0-=dmaxOn1; | |
3111 | y0-=dmaxOn1; | |
3112 | z0-=dmaxOn1; | |
3113 | x1+=dmaxOn1; | |
3114 | y1+=dmaxOn1; | |
3115 | z1+=dmaxOn1; | |
3116 | // | |
3117 | x10-=dmaxOn1; y10-=dmaxOn1; z10-=dmaxOn1; | |
3118 | x11+=dmaxOn1; y11+=dmaxOn1; z11+=dmaxOn1; | |
3119 | ||
3120 | x20-=dmaxOn1; y20-=dmaxOn1; z20-=dmaxOn1; | |
3121 | x21+=dmaxOn1; y21+=dmaxOn1; z21+=dmaxOn1; | |
3122 | ||
3123 | aNbPG=NbPointsGrille(); | |
3124 | dx = (x1-x0)/aNbPG; | |
3125 | dy = (y1-y0)/aNbPG; | |
3126 | dz = (z1-z0)/aNbPG; | |
7fd59977 | 3127 | // |
c66d7156 P |
3128 | dmax = dx; |
3129 | if(dy>dmax) { | |
3130 | dmax = dy; | |
7fd59977 | 3131 | } |
c66d7156 P |
3132 | if(dz>dmax){ |
3133 | dmax = dz; | |
7fd59977 | 3134 | } |
c66d7156 P |
3135 | // |
3136 | if(dx<dmax*0.01) { | |
3137 | dx = dmax*0.01; | |
7fd59977 | 3138 | } |
c66d7156 P |
3139 | if(dy<dmax*0.01) { |
3140 | dy = dmax*0.01; | |
3141 | } | |
3142 | if(dz<dmax*0.01) { | |
3143 | dz = dmax*0.01; | |
7fd59977 | 3144 | } |
3145 | // | |
c66d7156 P |
3146 | dx2 = dx*0.5; |
3147 | dy2 = dy*0.5; | |
3148 | dz2 = dz*0.5 ; | |
3149 | // | |
3150 | IntPatch_PrmPrmIntersection_T3Bits M1(_BASE); | |
3151 | IntPatch_PrmPrmIntersection_T3Bits M2(_BASE); | |
3152 | // | |
3153 | for(i=0;i<SU1;i++) { | |
3154 | for(j=0;j<SV1;j++) { | |
3155 | aIPD.xIP1(i, j)=-1; | |
3156 | const gp_Pnt& P=aIPD.xP1(i, j); | |
8263fcd3 | 3157 | aIPD.xP1DS2(i, j) = (char)CodeReject(x20,y20,z20,x21,y21,z21,P.X(),P.Y(),P.Z()); |
c66d7156 P |
3158 | int ix = (int)((P.X()-x0 + dx2 )/dx); |
3159 | if(DansGrille(ix)) { | |
00302ba4 | 3160 | int iy = (int)((P.Y()-y0 + dy2)/dy); |
3161 | if(DansGrille(iy)) { | |
3162 | int iz = (int)((P.Z()-z0 + dz2)/dz); | |
3163 | if(DansGrille(iz)) { | |
3164 | aIPD.xIP1(i, j) = GrilleInteger(ix,iy,iz); | |
3165 | } | |
3166 | } | |
c66d7156 P |
3167 | } |
3168 | } | |
3169 | } | |
3170 | //-- cout<<" Grille du 1 fini "<<endl; | |
3171 | for(i=0;i<SU2;i++) { | |
3172 | for(j=0;j<SV2;j++) { | |
3173 | aIPD.xIP2(i, j)=-1; | |
3174 | const gp_Pnt& P=aIPD.xP2(i, j); | |
8263fcd3 | 3175 | aIPD.xP2DS1(i, j) = (char)CodeReject(x10,y10,z10,x11,y11,z11,P.X(),P.Y(),P.Z()); |
c66d7156 P |
3176 | int ix = (int)((P.X()-x0 + dx2)/dx); |
3177 | if(DansGrille(ix)) { | |
00302ba4 | 3178 | int iy = (int)((P.Y()-y0 + dy2)/dy); |
3179 | if(DansGrille(iy)) { | |
3180 | int iz = (int)((P.Z()-z0 + dz2)/dz); | |
3181 | if(DansGrille(iz)) { | |
3182 | aIPD.xIP2(i, j) = GrilleInteger(ix,iy,iz); | |
3183 | } | |
3184 | } | |
c66d7156 P |
3185 | } |
3186 | } | |
7fd59977 | 3187 | } |
3188 | // | |
c66d7156 P |
3189 | for(i=0;i<SU1-1;i+=1) { |
3190 | for(j=0;j<SV1-1;j+=1) { | |
3191 | if(!((aIPD.xP1DS2(i, j) & aIPD.xP1DS2(i+1, j)) || | |
00302ba4 | 3192 | (aIPD.xP1DS2(i, j) & aIPD.xP1DS2(i+1, j+1)))){ |
3193 | Remplit(aIPD.xIP1(i, j), | |
3194 | aIPD.xIP1(i+1, j), | |
3195 | aIPD.xIP1(i+1, j+1), | |
3196 | M1); | |
c66d7156 P |
3197 | } |
3198 | if(!((aIPD.xP1DS2(i, j) & aIPD.xP1DS2(i, j+1)) || | |
00302ba4 | 3199 | (aIPD.xP1DS2(i, j) & aIPD.xP1DS2(i+1, j+1)))) { |
3200 | Remplit(aIPD.xIP1(i, j), | |
3201 | aIPD.xIP1(i, j+1), | |
3202 | aIPD.xIP1(i+1, j+1), | |
3203 | M1); | |
c66d7156 | 3204 | } |
7fd59977 | 3205 | } |
c66d7156 P |
3206 | } |
3207 | // | |
3208 | for(i=0;i<SU2-1;i+=1) { | |
3209 | for(j=0;j<SV2-1;j+=1) { | |
3210 | if(!((aIPD.xP2DS1(i, j) & aIPD.xP2DS1(i+1, j)) || | |
00302ba4 | 3211 | (aIPD.xP2DS1(i, j) & aIPD.xP2DS1(i+1, j+1)))){ |
3212 | Remplit(aIPD.xIP2(i, j), | |
3213 | aIPD.xIP2(i+1, j), | |
3214 | aIPD.xIP2(i+1, j+1), | |
3215 | M2); | |
c66d7156 P |
3216 | } |
3217 | if(!((aIPD.xP2DS1(i, j) & aIPD.xP2DS1(i, j+1)) || | |
00302ba4 | 3218 | (aIPD.xP2DS1(i, j) & aIPD.xP2DS1(i+1, j+1)))){ |
3219 | Remplit(aIPD.xIP2(i, j), | |
3220 | aIPD.xIP2(i, j+1), | |
3221 | aIPD.xIP2(i+1, j+1), | |
3222 | M2); | |
c66d7156 P |
3223 | } |
3224 | } | |
3225 | } | |
3226 | // | |
3227 | M1.ResetAnd(); | |
3228 | M2.ResetAnd(); | |
3229 | // | |
3230 | int newind=0; | |
3231 | long unsigned Compt=0; | |
3232 | int ok=0; | |
3233 | int indicepointtraite = 0; | |
3234 | Standard_Integer k,nu,nv; | |
3235 | // | |
3236 | do { | |
3237 | indicepointtraite--; | |
3238 | ok = M1.And(M2,newind); | |
3239 | if(ok) { | |
3240 | IntegerGrille(newind,i,j,k); | |
3241 | int nb=0; | |
3242 | int LIM=3; | |
3243 | if( DansGrille(i-1) && DansGrille(j-1) && DansGrille(k-1) | |
00302ba4 | 3244 | && DansGrille(i+1) && DansGrille(j+1) && DansGrille(k+1)) { |
3245 | int si,sj,sk; | |
3246 | for(si=-1; si<= 1 && nb<LIM; si++) { | |
3247 | for(sj=-1; sj<= 1 && nb<LIM; sj++) { | |
3248 | for(sk=-1; sk<= 1 && nb<LIM; sk++) { | |
3249 | long unsigned lu=GrilleInteger(i+si,j+sj,k+sk); | |
3250 | if(M1.Val(lu) && M2.Val(lu)) { | |
3251 | nb++; | |
3252 | } | |
3253 | } | |
3254 | } | |
3255 | } | |
3256 | if(nb>=LIM) { | |
3257 | for(si=-1; si<= 1; si++) { | |
3258 | for(sj=-1; sj<= 1; sj++) { | |
3259 | for(sk=-1; sk<= 1; sk++) { | |
3260 | if(si || sj || sk) { | |
3261 | long unsigned lu=GrilleInteger(i+si,j+sj,k+sk); | |
3262 | M1.Raz(lu); | |
3263 | } | |
3264 | } | |
3265 | } | |
3266 | } | |
3267 | } | |
7fd59977 | 3268 | } |
3269 | // | |
c66d7156 | 3270 | gp_Pnt P(dx*i + x0, dy*j + y0, dz*k+z0); |
7fd59977 | 3271 | // |
c66d7156 P |
3272 | Standard_Integer nu1=-1,nu2=-1; |
3273 | Standard_Integer nv1=0, nv2=0; | |
3274 | int nbsur1 = 0; | |
3275 | for(nu=0;nu1<0 && nu<SU1;nu++) { | |
00302ba4 | 3276 | for(nv=0;nu1<0 && nv<SV1;nv++) { |
3277 | if( aIPD.xIP1(nu, nv) ==(Standard_Integer) newind ) { | |
3278 | nbsur1++; | |
3279 | aIPD.xIP1(nu, nv)=indicepointtraite; | |
3280 | nu1=nu; nv1=nv; | |
3281 | } | |
3282 | } | |
c66d7156 P |
3283 | } |
3284 | if(nu1>=0) { | |
00302ba4 | 3285 | int nbsur2 = 0; |
3286 | for(nu=0;nu2<0 && nu<SU2;nu++) { | |
3287 | for(nv=0;nu2<0 && nv<SV2;nv++) { | |
3288 | if( aIPD.xIP2(nu, nv)==(Standard_Integer) newind ) { | |
3289 | nbsur2++; | |
3290 | aIPD.xIP2(nu, nv)=indicepointtraite; | |
3291 | nu2=nu; nv2=nv; | |
3292 | } | |
3293 | } | |
3294 | } | |
c66d7156 P |
3295 | } |
3296 | if(nu1>=0 && nu2>=0) { | |
00302ba4 | 3297 | IntSurf_PntOn2S POn2S; |
3298 | POn2S.SetValue(P, | |
3299 | S1->FirstUParameter()+nu1*du1, | |
3300 | S1->FirstVParameter()+nv1*dv1, | |
3301 | S2->FirstUParameter()+nu2*du2, | |
3302 | S2->FirstVParameter()+nv2*dv2); | |
3303 | LineOn2S->Add(POn2S); | |
3304 | Compt++; | |
c66d7156 P |
3305 | } |
3306 | else { | |
00302ba4 | 3307 | //-- aucun point du triangle n a ete trouve assez proche |
3308 | //-- on recherche les 3 points les plus proches de P | |
3309 | //-- dans chacun des tableaux | |
3310 | Standard_Real Dist3[3],u3[3] = { 0.0, 0.0, 0.0 },v3[3] = { 0.0, 0.0, 0.0 }; | |
3311 | Dist3[0]=Dist3[1]=Dist3[2]=RealLast(); | |
3312 | for(U=resu0,i=0; i<SU1; i++,U+=du1) { | |
3313 | for(V=resv0,j=0; j<SV1; V+=dv1,j++) { | |
3314 | //-- On place les 3 meilleures valeurs dans Dist1,Dist2,Dist3 | |
3315 | Standard_Real t = aIPD.xP1(i, j).SquareDistance(P); | |
3316 | //-- On remplace la plus grande valeur ds Dist[.] par la val courante | |
3317 | if(Dist3[0]<Dist3[1]) { | |
3318 | Standard_Real z; | |
3319 | z=Dist3[0]; Dist3[0]=Dist3[1]; Dist3[1]=z; | |
3320 | z=u3[0]; u3[0]=u3[1]; u3[1]=z; | |
3321 | z=v3[0]; v3[0]=v3[1]; v3[1]=z; | |
3322 | } | |
3323 | if(Dist3[1]<Dist3[2]) { | |
3324 | Standard_Real z; | |
3325 | z=Dist3[1]; Dist3[1]=Dist3[2]; Dist3[2]=z; | |
3326 | z=u3[1]; u3[1]=u3[2]; u3[2]=z; | |
3327 | z=v3[1]; v3[1]=v3[2]; v3[2]=z; | |
3328 | } | |
3329 | if(Dist3[0]<Dist3[1]) { | |
3330 | Standard_Real z; | |
3331 | z=Dist3[0]; Dist3[0]=Dist3[1]; Dist3[1]=z; | |
3332 | z=u3[0]; u3[0]=u3[1]; u3[1]=z; | |
3333 | z=v3[0]; v3[0]=v3[1]; v3[1]=z; | |
3334 | } | |
3335 | //-- la plus grande valeur est dans Dist3[0] | |
3336 | if(t<Dist3[0]) { | |
3337 | Dist3[0]=t; u3[0]=U; v3[0]=V; | |
3338 | } | |
3339 | } | |
3340 | } | |
3341 | // | |
3342 | Standard_Real U1_3 = (u3[0]+u3[1]+u3[2])/3.0; | |
3343 | Standard_Real V1_3 = (v3[0]+v3[1]+v3[2])/3.0; | |
3344 | ||
3345 | Dist3[0]=Dist3[1]=Dist3[2]=RealLast(); | |
3346 | for(U=U0,i=0; i<SU2; i++,U+=du2) { | |
3347 | for(V=V0,j=0; j<SV2; V+=dv2,j++) { | |
3348 | //-- On place les 3 meilleures valeurs dans Dist1,Dist2,Dist3 | |
3349 | Standard_Real t = aIPD.xP2(i, j).SquareDistance(P); | |
3350 | //-- On remplace la plus grande valeur ds Dist3[.] par la val courante | |
3351 | if(Dist3[0]<Dist3[1]) { | |
3352 | Standard_Real z; | |
3353 | z=Dist3[0]; Dist3[0]=Dist3[1]; Dist3[1]=z; | |
3354 | z=u3[0]; u3[0]=u3[1]; u3[1]=z; | |
3355 | z=v3[0]; v3[0]=v3[1]; v3[1]=z; | |
3356 | } | |
3357 | if(Dist3[1]<Dist3[2]) { | |
3358 | Standard_Real z; | |
3359 | z=Dist3[1]; Dist3[1]=Dist3[2]; Dist3[2]=z; | |
3360 | z=u3[1]; u3[1]=u3[2]; u3[2]=z; | |
3361 | z=v3[1]; v3[1]=v3[2]; v3[2]=z; | |
3362 | } | |
3363 | if(Dist3[0]<Dist3[1]) { | |
3364 | Standard_Real z; | |
3365 | z=Dist3[0]; Dist3[0]=Dist3[1]; Dist3[1]=z; | |
3366 | z=u3[0]; u3[0]=u3[1]; u3[1]=z; | |
3367 | z=v3[0]; v3[0]=v3[1]; v3[1]=z; | |
3368 | } | |
3369 | //-- la plus grande valeur est dans Dist3[0] | |
3370 | if(t<Dist3[0]) { | |
3371 | Dist3[0]=t; u3[0]=U; v3[0]=V; | |
3372 | } | |
3373 | } | |
3374 | } | |
3375 | // | |
3376 | Standard_Real U2_3 = (u3[0]+u3[1]+u3[2])/3.0; | |
3377 | Standard_Real V2_3 = (v3[0]+v3[1]+v3[2])/3.0; | |
3378 | // | |
3379 | IntSurf_PntOn2S POn2S; | |
3380 | POn2S.SetValue(P,U1_3,V1_3,U2_3,V2_3); | |
3381 | LineOn2S->Add(POn2S); | |
3382 | Compt++; | |
7fd59977 | 3383 | } |
c66d7156 P |
3384 | } |
3385 | } | |
3386 | while(ok); | |
7fd59977 | 3387 | } |
a7dd5d0f | 3388 | |
3389 | //================================================================================== | |
3390 | // function : IsPointOnLine | |
3391 | // purpose : | |
3392 | //================================================================================== | |
3393 | ||
3394 | Standard_Boolean IsPointOnLine(const IntSurf_PntOn2S &thePOn2S, | |
3395 | const Handle(IntPatch_WLine) &theWLine, | |
3396 | const Standard_Real Deflection) | |
3397 | { | |
3398 | Standard_Boolean isOnLine = Standard_False; | |
3399 | Standard_Real Deflection2 = Deflection*Deflection; | |
3400 | Standard_Real pu1, pu2, pv1, pv2; | |
3401 | ||
3402 | thePOn2S.Parameters(pu1, pv1, pu2, pv2); | |
3403 | ||
3404 | if ((theWLine->IsOutSurf1Box(gp_Pnt2d(pu1, pv1)) == Standard_False) && | |
00302ba4 | 3405 | (theWLine->IsOutSurf2Box(gp_Pnt2d(pu2, pv2)) == Standard_False) && |
3406 | (theWLine->IsOutBox(thePOn2S.Value()) == Standard_False)) { | |
3407 | const Standard_Integer NbPntOn2SOnLine = theWLine->NbPnts(); | |
3408 | Standard_Integer ll; | |
3409 | ||
3410 | for (ll=1; ll < NbPntOn2SOnLine && !isOnLine; ll++) { | |
3411 | const gp_Pnt &Pa = theWLine->Point(ll).Value(); | |
3412 | const gp_Pnt &Pb = theWLine->Point(ll+1).Value(); | |
3413 | const gp_Pnt &PStart = thePOn2S.Value(); | |
3414 | const gp_Vec AM(Pa, PStart); | |
3415 | const gp_Vec MB(PStart,Pb); | |
3416 | const Standard_Real AMMB = AM.Dot(MB); | |
3417 | ||
3418 | if(AMMB > 0.0) { | |
3419 | gp_Dir ABN(Pb.X() - Pa.X(), Pb.Y() - Pa.Y(), Pb.Z() - Pa.Z()); | |
3420 | Standard_Real lan = ABN.X()*AM.X() + ABN.Y()*AM.Y() + ABN.Z()*AM.Z(); | |
3421 | gp_Vec AH(lan*ABN.X(), lan*ABN.Y(), lan*ABN.Z()); | |
3422 | gp_Vec HM(AM.X() - AH.X(), AM.Y() - AH.Y(), AM.Z() - AH.Z()); | |
3423 | Standard_Real d = 0.0; | |
3424 | ||
3425 | if(HM.X() < Deflection) { | |
3426 | d += HM.X()*HM.X(); | |
3427 | ||
3428 | if(HM.Y() < Deflection) { | |
3429 | d += HM.Y()*HM.Y(); | |
3430 | ||
3431 | if(HM.Z() < Deflection) { | |
3432 | d += HM.Z()*HM.Z(); | |
3433 | } else { | |
3434 | d = Deflection2; | |
3435 | } | |
a7dd5d0f | 3436 | } else { |
3437 | d = Deflection2; | |
3438 | } | |
3439 | } else { | |
3440 | d = Deflection2; | |
3441 | } | |
a7dd5d0f | 3442 | |
00302ba4 | 3443 | if(d < Deflection2) { |
3444 | isOnLine = Standard_True; | |
3445 | } | |
a7dd5d0f | 3446 | } else { |
00302ba4 | 3447 | Standard_Real dab = Pa.SquareDistance(Pb); |
3448 | Standard_Real dap = Pa.SquareDistance(PStart); | |
a7dd5d0f | 3449 | |
00302ba4 | 3450 | if(dap < dab) { |
a7dd5d0f | 3451 | isOnLine = Standard_True; |
00302ba4 | 3452 | } else { |
3453 | Standard_Real dbp = Pb.SquareDistance(PStart); | |
3454 | ||
3455 | if(dbp < dab) { | |
3456 | isOnLine = Standard_True; | |
3457 | } | |
a7dd5d0f | 3458 | } |
3459 | } | |
3460 | } | |
a7dd5d0f | 3461 | } |
3462 | ||
3463 | return isOnLine; | |
3464 | } | |
3465 | ||
3466 | //================================================================================== | |
3467 | // function : AddWLine | |
3468 | // purpose : | |
3469 | //================================================================================== | |
3470 | ||
3471 | void AddWLine(IntPatch_SequenceOfLine &theLines, | |
3472 | const Handle(IntPatch_WLine) &theWLine, | |
3473 | const Standard_Real Deflection) | |
3474 | { | |
3475 | Standard_Integer i = 1; | |
3476 | Standard_Integer aNbLines = theLines.Length(); | |
3477 | Standard_Boolean isToRemove; | |
3478 | ||
3479 | // Check each line of theLines if it is on theWLine. | |
3480 | while (i <= aNbLines) { | |
3481 | Handle(IntPatch_WLine) aWLine = | |
3482 | Handle(IntPatch_WLine)::DownCast(theLines.Value(i)); | |
00302ba4 | 3483 | |
a7dd5d0f | 3484 | isToRemove = Standard_False; |
3485 | ||
3486 | if (aWLine.IsNull() == Standard_False) { | |
3487 | // Check the middle point. | |
3488 | Standard_Integer aMidIndex = (aWLine->NbPnts() + 1)/2; | |
3489 | ||
3490 | if (aMidIndex > 0) { | |
3491 | const IntSurf_PntOn2S &aPnt = aWLine->Point(aMidIndex); | |
3492 | ||
3493 | if (IsPointOnLine(aPnt, theWLine, Deflection)) { | |
3494 | // Middle point is on theWLine. Check vertices. | |
3495 | isToRemove = Standard_True; | |
3496 | ||
3497 | Standard_Integer j; | |
3498 | const Standard_Integer aNbVtx = aWLine->NbVertex(); | |
3499 | ||
3500 | for (j = 1; j <= aNbVtx; j++) { | |
3501 | const IntPatch_Point &aPoint = aWLine->Vertex(j); | |
3502 | ||
3503 | if (!IsPointOnLine(aPoint.PntOn2S(), theWLine, Deflection)) { | |
3504 | isToRemove = Standard_False; | |
3505 | break; | |
3506 | } | |
3507 | } | |
3508 | } | |
3509 | } | |
3510 | } | |
3511 | ||
3512 | if (isToRemove) { | |
3513 | theLines.Remove(i); | |
3514 | aNbLines--; | |
3515 | } else { | |
3516 | i++; | |
3517 | } | |
3518 | } | |
3519 | ||
3520 | // Add theWLine to the sequence of lines. | |
3521 | theLines.Append(theWLine); | |
3522 | } |