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b311480e | 1 | // Created on: 1993-02-02 |
2 | // Created by: Laurent BUCHARD | |
3 | // Copyright (c) 1993-1999 Matra Datavision | |
4 | // Copyright (c) 1999-2012 OPEN CASCADE SAS | |
5 | // | |
6 | // The content of this file is subject to the Open CASCADE Technology Public | |
7 | // License Version 6.5 (the "License"). You may not use the content of this file | |
8 | // except in compliance with the License. Please obtain a copy of the License | |
9 | // at http://www.opencascade.org and read it completely before using this file. | |
10 | // | |
11 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its | |
12 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. | |
13 | // | |
14 | // The Original Code and all software distributed under the License is | |
15 | // distributed on an "AS IS" basis, without warranty of any kind, and the | |
16 | // Initial Developer hereby disclaims all such warranties, including without | |
17 | // limitation, any warranties of merchantability, fitness for a particular | |
18 | // purpose or non-infringement. Please see the License for the specific terms | |
19 | // and conditions governing the rights and limitations under the License. | |
20 | ||
7fd59977 | 21 | |
22 | // modified by Edward AGAPOV (eap) Tue Jan 22 12:29:55 2002 | |
23 | // modified by Oleg FEDYAED (ofv) Fri Nov 29 16:08:02 2002 | |
24 | ||
25 | #include <IntPatch_PrmPrmIntersection.ixx> | |
26 | ||
27 | #include <IntPatch_TheInterfPolyhedron.hxx> | |
28 | #include <IntPatch_ThePWalkingInter.hxx> | |
29 | #include <IntPatch_WLine.hxx> | |
30 | #include <IntPatch_RstInt.hxx> | |
31 | ||
32 | #include <IntPatch_Line.hxx> | |
33 | ||
34 | #include <Handle_IntSurf_LineOn2S.hxx> | |
35 | #include <IntSurf_PntOn2S.hxx> | |
36 | #include <IntSurf_LineOn2S.hxx> | |
37 | #include <TColStd_Array1OfReal.hxx> | |
38 | #include <Intf_PIType.hxx> | |
39 | #include <Intf_SectionLine.hxx> | |
40 | #include <Intf_TangentZone.hxx> | |
41 | #include <Intf_SectionPoint.hxx> | |
42 | #include <gp_Pnt.hxx> | |
43 | #include <gp_Dir.hxx> | |
44 | #include <IntPolyh_Intersection.hxx> | |
45 | ||
46 | #include <TColStd_SequenceOfInteger.hxx> | |
47 | #include <IntSurf_ListIteratorOfListOfPntOn2S.hxx> | |
48 | #include <TColStd_HArray1OfReal.hxx> | |
49 | ||
50 | static void SectionPointToParameters(const Intf_SectionPoint& Sp, | |
51 | const IntPatch_Polyhedron& Surf1, | |
52 | const IntPatch_Polyhedron& Surf2, | |
53 | Standard_Real& u1, | |
54 | Standard_Real& v1, | |
55 | Standard_Real& u2, | |
56 | Standard_Real& v2); | |
57 | ||
58 | ||
59 | static | |
60 | void AdjustOnPeriodic(const Handle(Adaptor3d_HSurface)& Surf1, | |
61 | const Handle(Adaptor3d_HSurface)& Surf2, | |
62 | IntPatch_SequenceOfLine& aSLin); | |
63 | ||
a7dd5d0f | 64 | static Standard_Boolean IsPointOnLine(const IntSurf_PntOn2S &thePOn2S, |
65 | const Handle(IntPatch_WLine) &theWLine, | |
66 | const Standard_Real Deflection); | |
67 | ||
68 | static void AddWLine(IntPatch_SequenceOfLine &theLines, | |
69 | const Handle(IntPatch_WLine) &theWLine, | |
70 | const Standard_Real Deflection); | |
71 | ||
72 | ||
7fd59977 | 73 | //================================================================================== |
74 | // function : | |
75 | // purpose : | |
76 | //================================================================================== | |
77 | IntPatch_PrmPrmIntersection::IntPatch_PrmPrmIntersection(): done(Standard_False) | |
78 | { | |
79 | } | |
80 | ||
81 | //================================================================================== | |
82 | // function : Perform | |
83 | // purpose : | |
84 | //================================================================================== | |
85 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
86 | const Handle(Adaptor3d_TopolTool)& D1, | |
87 | const Standard_Real TolTangency, | |
88 | const Standard_Real Epsilon, | |
89 | const Standard_Real Deflection, | |
90 | const Standard_Real Increment) | |
91 | { | |
92 | IntPatch_Polyhedron Poly1( Surf1, D1->NbSamplesU(), D1->NbSamplesV() ); | |
93 | Perform( Surf1, Poly1, D1, TolTangency, Epsilon, Deflection, Increment ); | |
94 | } | |
95 | ||
96 | //================================================================================== | |
97 | // function : Perform | |
98 | // purpose : | |
99 | //================================================================================== | |
100 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
101 | const IntPatch_Polyhedron& Poly1, | |
102 | const Handle(Adaptor3d_TopolTool)& D1, | |
103 | const Handle(Adaptor3d_HSurface)& Surf2, | |
104 | const Handle(Adaptor3d_TopolTool)& D2, | |
105 | const Standard_Real TolTangency, | |
106 | const Standard_Real Epsilon, | |
107 | const Standard_Real Deflection, | |
108 | const Standard_Real Increment) | |
109 | { | |
110 | IntPatch_Polyhedron Poly2( Surf2 ); | |
111 | Perform( Surf1, Poly1, D1, Surf2, Poly2, D2, TolTangency, Epsilon, Deflection, Increment); | |
112 | } | |
113 | ||
114 | //================================================================================== | |
115 | // function : Perform | |
116 | // purpose : | |
117 | //================================================================================== | |
118 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
119 | const Handle(Adaptor3d_TopolTool)& D1, | |
120 | const Handle(Adaptor3d_HSurface)& Surf2, | |
121 | const IntPatch_Polyhedron& Poly2, | |
122 | const Handle(Adaptor3d_TopolTool)& D2, | |
123 | const Standard_Real TolTangency, | |
124 | const Standard_Real Epsilon, | |
125 | const Standard_Real Deflection, | |
126 | const Standard_Real Increment) | |
127 | { | |
128 | IntPatch_Polyhedron Poly1( Surf1 ); | |
129 | Perform( Surf1, Poly1, D1, Surf2, Poly2, D2, TolTangency, Epsilon, Deflection, Increment ); | |
130 | } | |
131 | ||
132 | //================================================================================== | |
133 | // function : Perform | |
134 | // purpose : | |
135 | //================================================================================== | |
136 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
137 | const IntPatch_Polyhedron& Poly1, | |
138 | const Handle(Adaptor3d_TopolTool)& D1, | |
139 | const Handle(Adaptor3d_HSurface)& Surf2, | |
140 | const IntPatch_Polyhedron& Poly2, | |
141 | const Handle(Adaptor3d_TopolTool)& D2, | |
142 | const Standard_Real TolTangency, | |
143 | const Standard_Real Epsilon, | |
144 | const Standard_Real Deflection, | |
145 | const Standard_Real Increment) | |
146 | { | |
147 | IntPatch_TheInterfPolyhedron Interference(Poly1,Poly2); | |
148 | empt = Standard_True; | |
149 | done = Standard_True; | |
150 | SLin.Clear(); | |
151 | ||
7fd59977 | 152 | Standard_Integer nbLigSec = Interference.NbSectionLines(); |
153 | Standard_Integer nbTanZon = Interference.NbTangentZones(); | |
154 | ||
7fd59977 | 155 | Standard_Integer NbLigCalculee = 0; |
156 | ||
157 | Standard_Real U1,U2,V1,V2; | |
158 | Standard_Real pu1,pu2,pv1,pv2; | |
159 | ||
160 | TColStd_Array1OfReal StartParams(1,4); | |
161 | ||
162 | IntPatch_ThePWalkingInter PW( Surf1, Surf2, TolTangency, Epsilon, Deflection, Increment ); | |
163 | ||
164 | Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; //-- 10 est insuffisant | |
165 | Standard_Real incidence; | |
166 | Standard_Real dminiPointLigne; | |
167 | ||
168 | Standard_Boolean HasStartPoint,RejetLigne; | |
169 | ||
170 | IntSurf_PntOn2S StartPOn2S; | |
171 | ||
172 | Standard_Integer ver; | |
173 | ||
174 | gp_Pnt Point3dDebut,Point3dFin; | |
175 | ||
176 | if( nbLigSec >= 1 ) { | |
177 | Standard_Integer *TabL = new Standard_Integer [nbLigSec+1]; | |
178 | Standard_Integer ls; | |
179 | for( ls = 1; ls <= nbLigSec; ls++ ) | |
180 | TabL[ls]=ls; | |
181 | ||
182 | Standard_Boolean triok; | |
183 | do { | |
184 | triok=Standard_True; | |
185 | for(Standard_Integer b=2; b<=nbLigSec; b++) { | |
186 | Standard_Integer nb_B = Interference.LineValue(TabL[b]).NumberOfPoints(); | |
187 | Standard_Integer nb_A = Interference.LineValue(TabL[b-1]).NumberOfPoints(); | |
188 | if( nb_B > nb_A ) { | |
189 | Standard_Integer tyu=TabL[b]; | |
190 | TabL[b]=TabL[b-1]; | |
191 | TabL[b-1]=tyu; | |
192 | triok=Standard_False; | |
193 | } | |
194 | } | |
195 | } while( triok==Standard_False ); | |
196 | ||
197 | for( ls = 1; ls <= nbLigSec; ls++) { | |
198 | const Intf_SectionLine& LineSec=Interference.LineValue(TabL[ls]); | |
199 | Standard_Integer nbp = LineSec.NumberOfPoints(); | |
200 | ||
201 | Standard_Integer *TabPtDep = new Standard_Integer [nbp+1]; | |
202 | Standard_Integer ilig; | |
203 | for( ilig = 1; ilig <= nbp; ilig++) | |
204 | TabPtDep[ilig]=0; | |
205 | ||
206 | Standard_Real UminLig1,VminLig1,UmaxLig1,VmaxLig1; | |
207 | Standard_Real UminLig2,VminLig2,UmaxLig2,VmaxLig2; | |
208 | ||
209 | SectionPointToParameters(LineSec.GetPoint(1),Poly1,Poly2,UminLig1,VminLig1,UminLig2,VminLig2); | |
210 | ||
211 | UmaxLig1=UminLig1; | |
212 | VmaxLig1=VminLig1; | |
213 | UmaxLig2=UminLig2; | |
214 | VmaxLig2=VminLig2; | |
215 | ||
216 | for( ilig = 2; ilig <= nbp; ilig++ ) { | |
217 | SectionPointToParameters(LineSec.GetPoint(ilig),Poly1,Poly2,U1,V1,U2,V2); | |
218 | ||
219 | if(U1>UmaxLig1) UmaxLig1=U1; | |
220 | if(V1>VmaxLig1) VmaxLig1=V1; | |
221 | if(U2>UmaxLig2) UmaxLig2=U2; | |
222 | if(V2>VmaxLig2) VmaxLig2=V2; | |
223 | ||
224 | if(U1<UminLig1) UminLig1=U1; | |
225 | if(V1<VminLig1) VminLig1=V1; | |
226 | if(U2<UminLig2) UminLig2=U2; | |
227 | if(V2<VminLig2) VminLig2=V2; | |
228 | } | |
229 | ||
230 | Standard_Integer nbps2 = (nbp>3)? (nbp/2) : 1; | |
231 | Standard_Integer NombreDePointsDeDepartDuCheminement = 0; | |
232 | Standard_Integer IndicePointdeDepart1 = 0,IndicePointdeDepart2 = 0; | |
233 | Standard_Boolean lignetrouvee=Standard_False; | |
234 | ||
235 | do { | |
236 | NombreDePointsDeDepartDuCheminement++; | |
237 | if(NombreDePointsDeDepartDuCheminement == 1) { | |
238 | incidence=3.0; | |
239 | Standard_Integer nbp1_4=nbp/4; | |
240 | Standard_Integer nbp3_4=nbp-nbp1_4; | |
241 | ||
242 | Standard_Integer nsp; | |
243 | for(nsp=nbp/2; nsp<nbp3_4; nsp++) { | |
244 | Standard_Real CurrentIncidence = LineSec.GetPoint(nsp).Incidence(); | |
245 | if(CurrentIncidence < incidence) { | |
246 | nbps2 = nsp; | |
247 | incidence = 0.9*CurrentIncidence; | |
248 | } | |
249 | } | |
250 | ||
251 | for(nsp=nbp/2; nsp>nbp1_4; nsp--) { | |
252 | Standard_Real CurrentIncidence = LineSec.GetPoint(nsp).Incidence(); | |
253 | if(CurrentIncidence < incidence) { | |
254 | nbps2 = nsp; | |
255 | incidence = 0.9*CurrentIncidence; | |
256 | } | |
257 | } | |
258 | ||
259 | if(nbp<3) | |
260 | NombreDePointsDeDepartDuCheminement=3; | |
261 | ||
262 | IndicePointdeDepart1 = nbps2; | |
263 | } | |
264 | else if(NombreDePointsDeDepartDuCheminement == 2) { | |
265 | if(IndicePointdeDepart1 == 1) { | |
266 | nbps2 = nbp/2; | |
267 | IndicePointdeDepart2 = nbps2; | |
268 | } | |
269 | else { | |
270 | nbps2 = 1; | |
271 | IndicePointdeDepart2 = 1; | |
272 | } | |
273 | } | |
274 | else if(NombreDePointsDeDepartDuCheminement == 3) { | |
275 | if(IndicePointdeDepart1 == nbp) | |
276 | nbps2 = (IndicePointdeDepart1+IndicePointdeDepart2)/2; | |
277 | else | |
278 | nbps2 = nbp; | |
279 | } | |
280 | else { | |
281 | nbps2 = NombreDePointsDeDepartDuCheminement-3; | |
282 | NombreDePointsDeDepartDuCheminement++; | |
283 | } | |
284 | ||
285 | if(TabPtDep[nbps2]==0) { | |
286 | TabPtDep[nbps2]=1; | |
287 | SectionPointToParameters(LineSec.GetPoint(nbps2),Poly1,Poly2,U1,V1,U2,V2); | |
288 | ||
289 | StartParams(1) = U1; | |
290 | StartParams(2) = V1; | |
291 | StartParams(3) = U2; | |
292 | StartParams(4) = V2; | |
293 | ||
294 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
295 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
296 | ||
297 | if(HasStartPoint) { | |
298 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
299 | NbLigCalculee = SLin.Length(); | |
300 | Standard_Integer l; | |
301 | for( l=1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
a7dd5d0f | 302 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); |
7fd59977 | 303 | |
a7dd5d0f | 304 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) { |
305 | dminiPointLigne = 0.0; | |
306 | } | |
7fd59977 | 307 | } // for ( l ... |
308 | ||
309 | if(dminiPointLigne > SeuildPointLigne) { | |
310 | PW.Perform(StartParams,UminLig1,VminLig1,UminLig2,VminLig2,UmaxLig1,VmaxLig1,UmaxLig2,VmaxLig2); | |
311 | if(PW.IsDone()) { | |
312 | if(PW.NbPoints()>2) { | |
313 | RejetLigne = Standard_False; | |
314 | Point3dDebut = PW.Value(1).Value(); | |
a7dd5d0f | 315 | const IntSurf_PntOn2S& PointFin = PW.Value(PW.NbPoints()); |
316 | Point3dFin = PointFin.Value(); | |
7fd59977 | 317 | for( ver = 1 ; (!RejetLigne) && (ver<= NbLigCalculee) ; ver++) { |
318 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); | |
a7dd5d0f | 319 | |
320 | // Check end point if it is on existing line. | |
321 | // Start point is checked before. | |
322 | if (IsPointOnLine(PointFin, verwline, Deflection)) { | |
323 | RejetLigne = Standard_True; | |
324 | break; | |
325 | } | |
326 | ||
327 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); | |
7fd59977 | 328 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); |
329 | if( Point3dDebut.Distance(verPointDebut.Value()) <= TolTangency ) { | |
330 | if(Point3dFin.Distance(verPointFin.Value()) <= TolTangency) | |
331 | RejetLigne = Standard_True; | |
332 | } | |
333 | } | |
334 | ||
335 | if(!RejetLigne) { | |
336 | // Calculation transition | |
337 | IntSurf_TypeTrans trans1,trans2; | |
338 | Standard_Real locu,locv; | |
339 | gp_Vec norm1,norm2,d1u,d1v; | |
340 | gp_Pnt ptbid; | |
341 | Standard_Integer indextg; | |
342 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
343 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
344 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
345 | norm1 = d1u.Crossed(d1v); | |
346 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
347 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
348 | norm2 = d1u.Crossed(d1v); | |
349 | if(tgline.DotCross(norm2,norm1)>0.) { | |
350 | trans1 = IntSurf_Out; | |
351 | trans2 = IntSurf_In; | |
352 | } | |
353 | else { | |
354 | trans1 = IntSurf_In; | |
355 | trans2 = IntSurf_Out; | |
356 | } | |
357 | ||
358 | Standard_Real TolTang = TolTangency; | |
359 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
360 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
361 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
362 | ||
363 | if(wline->NbVertex() == 0) { | |
364 | IntPatch_Point vtx; | |
365 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
366 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
367 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
368 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
369 | vtx.SetParameter(1); | |
370 | wline->AddVertex(vtx); | |
371 | ||
372 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
373 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
374 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
375 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
376 | vtx.SetParameter(wline->NbPnts()); | |
377 | wline->AddVertex(vtx); | |
378 | } | |
379 | ||
380 | lignetrouvee = Standard_True; | |
a7dd5d0f | 381 | AddWLine(SLin, wline, Deflection); |
7fd59977 | 382 | empt = Standard_False; |
383 | }// !RejetLigne | |
384 | }// PW.NbPoints()>2 | |
385 | }// done is True | |
386 | }// dminiPointLigne > SeuildPointLigne | |
387 | }// HasStartPoint | |
388 | }// TabPtDep[nbps2]==0 | |
389 | } while( nbp>5 && ( !( ( (NombreDePointsDeDepartDuCheminement >= 3) && lignetrouvee ) || | |
390 | ( (NombreDePointsDeDepartDuCheminement-3>=nbp) && !lignetrouvee ) ) ) ); | |
391 | ||
392 | delete [] TabPtDep; | |
393 | }// for( ls ... | |
394 | ||
395 | delete [] TabL; | |
396 | }// nbLigSec >= 1 | |
397 | ||
398 | Standard_Real UminLig1,VminLig1,UmaxLig1,VmaxLig1; | |
399 | Standard_Real UminLig2,VminLig2,UmaxLig2,VmaxLig2; | |
400 | ||
401 | UminLig1=VminLig1=UminLig2=VminLig2=RealLast(); | |
402 | UmaxLig1=VmaxLig1=UmaxLig2=VmaxLig2=-UminLig1; | |
403 | ||
404 | Standard_Integer z; | |
405 | for(z=1; z <= nbTanZon; z++) { | |
406 | const Intf_TangentZone& TangentZone=Interference.ZoneValue(z); | |
407 | for(Standard_Integer pz=1; pz<=TangentZone.NumberOfPoints(); pz++) { | |
408 | SectionPointToParameters(TangentZone.GetPoint(pz),Poly1,Poly2,U1,V1,U2,V2); | |
409 | ||
410 | if(U1>UmaxLig1) UmaxLig1=U1; | |
411 | if(V1>VmaxLig1) VmaxLig1=V1; | |
412 | if(U2>UmaxLig2) UmaxLig2=U2; | |
413 | if(V2>VmaxLig2) VmaxLig2=V2; | |
414 | ||
415 | if(U1<UminLig1) UminLig1=U1; | |
416 | if(V1<VminLig1) VminLig1=V1; | |
417 | if(U2<UminLig2) UminLig2=U2; | |
418 | if(V2<VminLig2) VminLig2=V2; | |
419 | } | |
420 | } | |
421 | ||
422 | for(z=1; z <= nbTanZon; z++) { | |
423 | const Intf_TangentZone& TangentZone=Interference.ZoneValue(z); | |
424 | Standard_Integer pz; | |
425 | for( pz=1; pz<=TangentZone.NumberOfPoints(); pz++) { | |
426 | SectionPointToParameters(TangentZone.GetPoint(pz),Poly1,Poly2,U1,V1,U2,V2); | |
427 | ||
428 | StartParams(1) = U1; | |
429 | StartParams(2) = V1; | |
430 | StartParams(3) = U2; | |
431 | StartParams(4) = V2; | |
432 | ||
433 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
434 | if(HasStartPoint) { | |
435 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
436 | NbLigCalculee = SLin.Length(); | |
437 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
438 | Standard_Integer l; | |
439 | for( l = 1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
a7dd5d0f | 440 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); |
7fd59977 | 441 | |
a7dd5d0f | 442 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) { |
443 | dminiPointLigne = 0.0; | |
444 | } | |
7fd59977 | 445 | }// for( l ... |
446 | ||
447 | if(dminiPointLigne > SeuildPointLigne) { | |
448 | PW.Perform(StartParams,UminLig1,VminLig1,UminLig2,VminLig2,UmaxLig1,VmaxLig1,UmaxLig2,VmaxLig2); | |
449 | if(PW.IsDone()) { | |
450 | if(PW.NbPoints()>2) { | |
451 | RejetLigne = Standard_False; | |
452 | Point3dDebut = PW.Value(1).Value(); | |
a7dd5d0f | 453 | const IntSurf_PntOn2S& PointFin = PW.Value(PW.NbPoints()); |
454 | Point3dFin = PointFin.Value(); | |
7fd59977 | 455 | for(ver=1 ; (!RejetLigne) && (ver<= NbLigCalculee) ; ver++) { |
456 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); | |
a7dd5d0f | 457 | |
458 | // Check end point if it is on existing line. | |
459 | // Start point is checked before. | |
460 | if (IsPointOnLine(PointFin, verwline, Deflection)) { | |
461 | RejetLigne = Standard_True; | |
462 | break; | |
463 | } | |
464 | ||
7fd59977 | 465 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); |
466 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
467 | if(Point3dDebut.Distance(verPointDebut.Value()) < TolTangency) | |
468 | RejetLigne = Standard_True; | |
469 | else { | |
470 | if(Point3dFin.Distance(verPointFin.Value()) < TolTangency) | |
471 | RejetLigne = Standard_True; | |
472 | } | |
473 | } | |
474 | ||
475 | if(!RejetLigne) { | |
476 | IntSurf_TypeTrans trans1,trans2; | |
477 | Standard_Real locu,locv; | |
478 | gp_Vec norm1,norm2,d1u,d1v; | |
479 | gp_Pnt ptbid; | |
480 | Standard_Integer indextg; | |
481 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
482 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
483 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
484 | norm1 = d1u.Crossed(d1v); | |
485 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
486 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
487 | norm2 = d1u.Crossed(d1v); | |
488 | if(tgline.DotCross(norm2,norm1)>0.) { | |
489 | trans1 = IntSurf_Out; | |
490 | trans2 = IntSurf_In; | |
491 | } | |
492 | else { | |
493 | trans1 = IntSurf_In; | |
494 | trans2 = IntSurf_Out; | |
495 | } | |
496 | ||
497 | Standard_Real TolTang = TolTangency; | |
498 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
499 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
500 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
501 | ||
502 | if(wline->NbVertex() == 0) { | |
503 | IntPatch_Point vtx; | |
504 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
505 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
506 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
507 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
508 | vtx.SetParameter(1); | |
509 | wline->AddVertex(vtx); | |
510 | ||
511 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
512 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
513 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
514 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
515 | vtx.SetParameter(wline->NbPnts()); | |
516 | wline->AddVertex(vtx); | |
517 | } | |
518 | ||
a7dd5d0f | 519 | AddWLine(SLin, wline, Deflection); |
7fd59977 | 520 | empt = Standard_False; |
521 | }// if !RejetLigne | |
522 | }// PW.NbPoints()>2 | |
523 | }// done is True | |
524 | }// dminiPointLigne > SeuildPointLigne | |
525 | }// HasStartPoint | |
526 | }// for( pz ... | |
527 | }// for( z ... | |
528 | } | |
529 | ||
530 | //================================================================================== | |
531 | // function : Perform | |
532 | // purpose : | |
533 | //================================================================================== | |
534 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
535 | const IntPatch_Polyhedron& Poly1, | |
536 | const Handle(Adaptor3d_TopolTool)& D1, | |
537 | const Standard_Real TolTangency, | |
538 | const Standard_Real Epsilon, | |
539 | const Standard_Real Deflection, | |
540 | const Standard_Real Increment) | |
541 | { | |
542 | IntPatch_TheInterfPolyhedron Interference(Poly1); | |
543 | empt = Standard_True; | |
544 | done = Standard_True; | |
545 | SLin.Clear(); | |
546 | ||
547 | Standard_Integer nbLigSec = Interference.NbSectionLines(); | |
548 | Standard_Integer nbTanZon = Interference.NbTangentZones(); | |
549 | ||
550 | Standard_Integer NbPntOn2SOnLine; | |
551 | Standard_Integer NbLigCalculee = 0; | |
552 | ||
553 | Standard_Real U1,U2,V1,V2; | |
554 | Standard_Real pu1,pu2,pv1,pv2; | |
555 | ||
556 | TColStd_Array1OfReal StartParams(1,4); | |
557 | IntPatch_ThePWalkingInter PW(Surf1,Surf1,TolTangency,Epsilon,Deflection,Increment); | |
558 | ||
559 | Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; //-- 10 est insuffisant | |
560 | Standard_Real incidence; | |
561 | Standard_Real dminiPointLigne; | |
562 | ||
563 | Standard_Boolean HasStartPoint,RejetLigne; | |
564 | ||
565 | IntSurf_PntOn2S StartPOn2S; | |
566 | ||
567 | Standard_Integer ver; | |
568 | ||
569 | gp_Pnt Point3dDebut,Point3dFin; | |
570 | ||
571 | if(nbLigSec>=1) { | |
572 | Standard_Integer ls; | |
573 | for( ls = 1; ls <= nbLigSec; ls++) { | |
574 | const Intf_SectionLine& LineSec=Interference.LineValue(ls); | |
575 | Standard_Integer nbp = LineSec.NumberOfPoints(); | |
576 | Standard_Integer nbps2 = (nbp>3)? (nbp/2) : 1; | |
577 | Standard_Integer NombreDePointsDeDepartDuCheminement = 0; | |
578 | Standard_Integer IndicePointdeDepart1 = 0, IndicePointdeDepart2 = 0; | |
579 | do { | |
580 | NombreDePointsDeDepartDuCheminement++; | |
581 | if(NombreDePointsDeDepartDuCheminement == 1) { | |
582 | incidence = 0.0; | |
583 | Standard_Integer nsp1; | |
584 | for( nsp1= nbp/2; nsp1 >= 1; nsp1--) { | |
585 | SectionPointToParameters(LineSec.GetPoint(nsp1),Poly1,Poly1,U1,V1,U2,V2); | |
586 | Standard_Real CurrentIncidence = Abs(U1-U2)+Abs(V1-V2); | |
587 | if(CurrentIncidence > incidence) { | |
588 | nbps2 = nsp1; | |
589 | incidence = CurrentIncidence; | |
590 | } | |
591 | } | |
592 | for( nsp1 = nbp/2; nsp1 <= nbp; nsp1++) { | |
593 | SectionPointToParameters(LineSec.GetPoint(nsp1),Poly1,Poly1,U1,V1,U2,V2); | |
594 | Standard_Real CurrentIncidence = Abs(U1-U2)+Abs(V1-V2); | |
595 | if(CurrentIncidence > incidence) { | |
596 | nbps2 = nsp1; | |
597 | incidence = CurrentIncidence; | |
598 | } | |
599 | } | |
600 | ||
601 | if(nbp<3) | |
602 | NombreDePointsDeDepartDuCheminement=3; | |
603 | ||
604 | IndicePointdeDepart1 = nbps2; | |
605 | } | |
606 | else if(NombreDePointsDeDepartDuCheminement == 2) { | |
607 | if(IndicePointdeDepart1 == 1) { | |
608 | nbps2 = nbp/2; | |
609 | IndicePointdeDepart2 = nbps2; | |
610 | } | |
611 | else { | |
612 | nbps2 = 1; | |
613 | IndicePointdeDepart2 = 1; | |
614 | } | |
615 | } | |
616 | else { | |
617 | if(IndicePointdeDepart1 == nbp) | |
618 | nbps2 = (IndicePointdeDepart1+IndicePointdeDepart2)/2; | |
619 | else | |
620 | nbps2 = nbp; | |
621 | } | |
622 | ||
623 | SectionPointToParameters(LineSec.GetPoint(nbps2),Poly1,Poly1,U1,V1,U2,V2); | |
624 | ||
625 | StartParams(1) = U1; | |
626 | StartParams(2) = V1; | |
627 | StartParams(3) = U2; | |
628 | StartParams(4) = V2; | |
629 | ||
630 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
631 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
632 | if(HasStartPoint) { | |
633 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
634 | if(Abs(pu1-pu2)>1e-7 || Abs(pv1-pv2)>1e-7) { | |
635 | NbLigCalculee = SLin.Length(); | |
636 | Standard_Integer l; | |
637 | for( l = 1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
a7dd5d0f | 638 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); |
7fd59977 | 639 | if( (testwline->IsOutSurf1Box(gp_Pnt2d(pu1,pv1))==Standard_False) && |
640 | (testwline->IsOutSurf2Box(gp_Pnt2d(pu2,pv2))==Standard_False) && | |
641 | (testwline->IsOutBox(StartPOn2S.Value())==Standard_False) ) { | |
642 | NbPntOn2SOnLine = testwline->NbPnts(); | |
643 | Standard_Integer ll; | |
644 | for( ll=1; (ll < NbPntOn2SOnLine) && (dminiPointLigne >= SeuildPointLigne); ll++) { | |
645 | Standard_Real t,Au1,Av1,Au2,Av2,Bu1,Bv1,Bu2,Bv2; | |
646 | testwline->Point(ll).Parameters(Au1,Av1,Au2,Av2); | |
647 | testwline->Point(ll+1).Parameters(Bu1,Bv1,Bu2,Bv2); | |
648 | if(Au1>Bu1) { | |
649 | t=Au1; | |
650 | Au1=Bu1; | |
651 | Bu1=t; | |
652 | } | |
653 | if(Av1>Bv1) { | |
654 | t=Av1; | |
655 | Av1=Bv1; | |
656 | Bv1=t; | |
657 | } | |
658 | Au1-=1.0e-7; | |
659 | Av1-=1.0e-7; | |
660 | Bu1+=1.0e-7; | |
661 | Bv1+=1.0e-7; | |
662 | ||
663 | if((pu1>=Au1) && (pu1<=Bu1) && (pv1>=Av1) && (pv1<=Bv1)) | |
664 | dminiPointLigne = 0.0; | |
665 | else { | |
666 | if((pu2>=Au1) && (pu2<=Bu1) && (pv2>=Av1) && (pv2<=Bv1)) | |
667 | dminiPointLigne = 0.0; | |
668 | } | |
669 | }// for( ll ... | |
670 | }// if ... | |
671 | }// for( l ... | |
672 | ||
673 | if(dminiPointLigne > SeuildPointLigne) { | |
674 | PW.Perform(StartParams); | |
675 | if(PW.IsDone()) { | |
676 | if(PW.NbPoints()>2) { | |
677 | RejetLigne = Standard_False; | |
678 | Point3dDebut = PW.Value(1).Value(); | |
679 | Point3dFin = PW.Value(PW.NbPoints()).Value(); | |
680 | for(ver=1 ; (!RejetLigne) && (ver<= NbLigCalculee) ; ver++) { | |
681 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); | |
682 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); | |
683 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
684 | if(Point3dDebut.Distance(verPointDebut.Value()) < TolTangency) | |
685 | RejetLigne = Standard_True; | |
686 | else { | |
687 | if(Point3dFin.Distance(verPointFin.Value()) < TolTangency) | |
688 | RejetLigne = Standard_True; | |
689 | } | |
690 | } | |
691 | ||
692 | if(!RejetLigne) { | |
693 | IntSurf_TypeTrans trans1,trans2; | |
694 | Standard_Real locu,locv; | |
695 | gp_Vec norm1,norm2,d1u,d1v; | |
696 | gp_Pnt ptbid; | |
697 | Standard_Integer indextg; | |
698 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
699 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
700 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
701 | norm1 = d1u.Crossed(d1v); | |
702 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
703 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
704 | norm2 = d1u.Crossed(d1v); | |
705 | if (tgline.DotCross(norm2,norm1)>0.) { | |
706 | trans1 = IntSurf_Out; | |
707 | trans2 = IntSurf_In; | |
708 | } | |
709 | else { | |
710 | trans1 = IntSurf_In; | |
711 | trans2 = IntSurf_Out; | |
712 | } | |
713 | ||
714 | IntSurf_LineOn2S LineOn2S; | |
715 | Standard_Integer nbpw,imin,imax,i; | |
716 | nbpw = PW.Line()->NbPoints(); | |
717 | Standard_Real u1,v1,u2,v2; | |
718 | i=0; | |
719 | do { | |
720 | i++; | |
721 | imin=i; | |
722 | const IntSurf_PntOn2S& Pi = PW.Line()->Value(i); | |
723 | Pi.Parameters(u1,v1,u2,v2); | |
724 | } while((i<nbpw)&&(Abs(u1-u2)<=1e-6 && Abs(v1-v2)<=1e-6)); | |
725 | ||
726 | if(imin>2) | |
727 | imin--; | |
728 | ||
729 | i=nbpw+1; | |
730 | do { | |
731 | i--; | |
732 | imax=i; | |
733 | const IntSurf_PntOn2S& Pi = PW.Line()->Value(i); | |
734 | Pi.Parameters(u1,v1,u2,v2); | |
735 | } while((i>2)&&(Abs(u1-u2)<=1e-6 && Abs(v1-v2)<=1e-6)); | |
736 | ||
737 | if(imax<nbpw) | |
738 | imax++; | |
739 | ||
740 | if(imin<imax) { | |
741 | Handle_IntSurf_LineOn2S PWLine = new IntSurf_LineOn2S(); | |
742 | for(i=imin;i<=imax;i++) | |
743 | PWLine->Add(PW.Line()->Value(i)); | |
744 | ||
745 | Standard_Real TolTang = TolTangency; | |
746 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PWLine,Standard_False,trans1,trans2); | |
747 | const IntSurf_PntOn2S& POn2SDeb = wline->Point(1); | |
748 | const IntSurf_PntOn2S& POn2SFin = wline->Point(wline->NbPnts()); | |
749 | if((POn2SDeb.Value()).Distance(POn2SFin.Value()) <= TolTangency) { | |
750 | Standard_Real u1t,v1t,u2t,v2t; | |
751 | POn2SDeb.Parameters(u1t,v1t,u2t,v2t); | |
752 | IntPatch_Point vtx; | |
753 | vtx.SetValue(POn2SDeb.Value(),TolTang,Standard_False); | |
754 | vtx.SetParameters(u2t,v2t,u1t,v1t); | |
755 | vtx.SetParameter(wline->NbPnts()); | |
756 | wline->SetPoint(wline->NbPnts(),vtx); | |
757 | } | |
758 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf1,Standard_True,TolTang); | |
759 | if(wline->NbVertex() == 0) { | |
760 | IntPatch_Point vtx; | |
761 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
762 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
763 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
764 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
765 | vtx.SetParameter(1); | |
766 | wline->AddVertex(vtx); | |
767 | ||
768 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
769 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
770 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
771 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
772 | vtx.SetParameter(wline->NbPnts()); | |
773 | wline->AddVertex(vtx); | |
774 | } | |
775 | SLin.Append(wline); | |
776 | empt = Standard_False; | |
777 | }// imin<imax | |
778 | }// !RejetLigne | |
779 | }// PW.NbPoints()>2 | |
780 | }// done is True | |
781 | }// dminiPointLigne > SeuildPointLigne | |
782 | }// Abs || Abs | |
783 | }// HasStartPoint | |
784 | } while(nbp>5 && NombreDePointsDeDepartDuCheminement<3); | |
785 | }// for( ls ... | |
786 | }// nbLigSec>=1 | |
787 | ||
788 | Standard_Integer z; | |
789 | for( z = 1; z <= nbTanZon; z++) { | |
790 | const Intf_TangentZone& TangentZone=Interference.ZoneValue(z); | |
791 | for(Standard_Integer pz=1; pz<=TangentZone.NumberOfPoints(); pz++) { | |
792 | SectionPointToParameters(TangentZone.GetPoint(pz),Poly1,Poly1,U1,V1,U2,V2); | |
793 | ||
794 | StartParams(1) = U1; | |
795 | StartParams(2) = V1; | |
796 | StartParams(3) = U2; | |
797 | StartParams(4) = V2; | |
798 | ||
799 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
800 | if(HasStartPoint) { | |
801 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
802 | if(Abs(pu1-pu2)>1e-7 || Abs(pv1-pv2)>1e-7) { | |
803 | NbLigCalculee = SLin.Length(); | |
804 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
805 | Standard_Integer l; | |
806 | for( l = 1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
a7dd5d0f | 807 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); |
7fd59977 | 808 | if( (testwline->IsOutSurf1Box(gp_Pnt2d(pu1,pv1))==Standard_False) && |
809 | (testwline->IsOutSurf2Box(gp_Pnt2d(pu2,pv2))==Standard_False) && | |
810 | (testwline->IsOutBox(StartPOn2S.Value())==Standard_False) ) { | |
811 | NbPntOn2SOnLine = testwline->NbPnts(); | |
812 | Standard_Integer ll; | |
813 | for( ll = 1; (ll < NbPntOn2SOnLine) && (dminiPointLigne >= SeuildPointLigne); ll++) { | |
814 | Standard_Real t,Au1,Av1,Au2,Av2,Bu1,Bv1,Bu2,Bv2; | |
815 | testwline->Point(ll).Parameters(Au1,Av1,Au2,Av2); | |
816 | testwline->Point(ll+1).Parameters(Bu1,Bv1,Bu2,Bv2); | |
817 | if(Au1>Bu1) { | |
818 | t=Au1; | |
819 | Au1=Bu1; | |
820 | Bu1=t; | |
821 | } | |
822 | if(Av1>Bv1) { | |
823 | t=Av1; | |
824 | Av1=Bv1; | |
825 | Bv1=t; | |
826 | } | |
827 | Au1-=1.0e-7; | |
828 | Av1-=1.0e-7; | |
829 | Bu1+=1.0e-7; | |
830 | Bv1+=1.0e-7; | |
831 | if((pu1>=Au1) && (pu1<=Bu1) && (pv1>=Av1) && (pv1<=Bv1)) | |
832 | dminiPointLigne = 0.0; | |
833 | else { | |
834 | if((pu2>=Au1) && (pu2<=Bu1) && (pv2>=Av1) && (pv2<=Bv1)) | |
835 | dminiPointLigne = 0.0; | |
836 | } | |
837 | }// for( ll ... | |
838 | }// if ... | |
839 | }// for( l ... | |
840 | ||
841 | if(dminiPointLigne > SeuildPointLigne) { | |
842 | PW.Perform(StartParams); | |
843 | if(PW.IsDone()) { | |
844 | if(PW.NbPoints()>2) { | |
845 | RejetLigne = Standard_False; | |
846 | Point3dDebut = PW.Value(1).Value(); | |
847 | Point3dFin = PW.Value(PW.NbPoints()).Value(); | |
848 | for( ver = 1 ; (!RejetLigne) && (ver<= NbLigCalculee) ; ver++) { | |
849 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); | |
850 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); | |
851 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
852 | if(Point3dDebut.Distance(verPointDebut.Value()) < TolTangency) | |
853 | RejetLigne = Standard_True; | |
854 | else { | |
855 | if(Point3dFin.Distance(verPointFin.Value()) < TolTangency) | |
856 | RejetLigne = Standard_True; | |
857 | } | |
858 | } | |
859 | ||
860 | if(!RejetLigne) { | |
861 | IntSurf_TypeTrans trans1,trans2; | |
862 | Standard_Real locu,locv; | |
863 | gp_Vec norm1,norm2,d1u,d1v; | |
864 | gp_Pnt ptbid; | |
865 | Standard_Integer indextg; | |
866 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
867 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
868 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
869 | norm1 = d1u.Crossed(d1v); | |
870 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
871 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
872 | norm2 = d1u.Crossed(d1v); | |
873 | if(tgline.DotCross(norm2,norm1)>0.) { | |
874 | trans1 = IntSurf_Out; | |
875 | trans2 = IntSurf_In; | |
876 | } | |
877 | else { | |
878 | trans1 = IntSurf_In; | |
879 | trans2 = IntSurf_Out; | |
880 | } | |
881 | ||
882 | IntSurf_LineOn2S LineOn2S; | |
883 | Standard_Integer nbp,imin,imax,i; | |
884 | nbp = PW.Line()->NbPoints(); | |
885 | Standard_Real u1,v1,u2,v2; | |
886 | i=0; | |
887 | do { | |
888 | i++; | |
889 | imin=i; | |
890 | const IntSurf_PntOn2S& Pi = PW.Line()->Value(i); | |
891 | Pi.Parameters(u1,v1,u2,v2); | |
892 | } while((i<nbp)&&(Abs(u1-u2)<=1e-6 && Abs(v1-v2)<=1e-6)); | |
893 | ||
894 | if(imin>2) | |
895 | imin--; | |
896 | ||
897 | i=nbp+1; | |
898 | do { | |
899 | i--; | |
900 | imax=i; | |
901 | const IntSurf_PntOn2S& Pi = PW.Line()->Value(i); | |
902 | Pi.Parameters(u1,v1,u2,v2); | |
903 | } while((i>2)&&(Abs(u1-u2)<=1e-6 && Abs(v1-v2)<=1e-6)); | |
904 | ||
905 | if(imax<nbp) | |
906 | imax++; | |
907 | ||
908 | if(imin<imax) { | |
909 | Handle_IntSurf_LineOn2S PWLine = new IntSurf_LineOn2S(); | |
910 | for(i=imin;i<=imax;i++) | |
911 | PWLine->Add(PW.Line()->Value(i)); | |
912 | ||
913 | Standard_Real TolTang = TolTangency; | |
914 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PWLine,Standard_False,trans1,trans2); | |
915 | const IntSurf_PntOn2S& POn2SDeb = wline->Point(1); | |
916 | const IntSurf_PntOn2S& POn2SFin = wline->Point(wline->NbPnts()); | |
917 | if((POn2SDeb.Value()).Distance(POn2SFin.Value()) <= TolTangency) { | |
918 | Standard_Real u1t,v1t,u2t,v2t; | |
919 | POn2SDeb.Parameters(u1t,v1t,u2t,v2t); | |
920 | IntPatch_Point vtx; | |
921 | vtx.SetValue(POn2SDeb.Value(),TolTang,Standard_False); | |
922 | vtx.SetParameters(u2t,v2t,u1t,v1t); | |
923 | vtx.SetParameter(wline->NbPnts()); | |
924 | wline->SetPoint(wline->NbPnts(),vtx); | |
925 | } | |
926 | ||
927 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf1,Standard_True,TolTang); | |
928 | ||
929 | if(wline->NbVertex() == 0) { | |
930 | IntPatch_Point vtx; | |
931 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
932 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
933 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
934 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
935 | vtx.SetParameter(1); | |
936 | wline->AddVertex(vtx); | |
937 | ||
938 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
939 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
940 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
941 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
942 | vtx.SetParameter(wline->NbPnts()); | |
943 | wline->AddVertex(vtx); | |
944 | } | |
945 | ||
946 | SLin.Append(wline); | |
947 | empt = Standard_False; | |
948 | }// imin<imax | |
949 | }// !RejetLigne | |
950 | }// PW.NbPoints()>2 | |
951 | }// done a True | |
952 | }// dminiPointLigne > SeuildPointLigne | |
953 | }// Abs || Abs | |
954 | }// HasStartPoint | |
955 | }// for ( pz ... | |
956 | }// for( z ... | |
957 | } | |
958 | ||
959 | //================================================================================== | |
960 | // function : NewLine | |
961 | // purpose : | |
962 | //================================================================================== | |
963 | Handle_IntPatch_Line IntPatch_PrmPrmIntersection::NewLine (const Handle(Adaptor3d_HSurface)& Surf1, | |
964 | const Handle(Adaptor3d_HSurface)& Surf2, | |
965 | const Standard_Integer NumLine, | |
966 | const Standard_Integer Low, | |
967 | const Standard_Integer High, | |
968 | const Standard_Integer NbPntsToInsert) const | |
969 | { | |
970 | Standard_Integer NbPnts = NbPntsToInsert + High - Low; | |
971 | if(NumLine>NbLines() || NumLine<1 || Low>=High ) | |
972 | Standard_OutOfRange::Raise(" IntPatch_PrmPrmIntersection NewLine "); | |
973 | //------------------------------------------------------------------ | |
974 | //-- Indice : Low Low+1 I I+1 High -- | |
975 | //-- -- | |
976 | //-- Abs.Curv. : S(Low) S(I) S(I+1) S(High) -- | |
977 | //-- -- | |
978 | //-- On echantillonne a abcisse curviligne -- | |
979 | //-- constante. -- | |
980 | //-- L abcisse est calculee sur les params U1,V1 -- | |
981 | //------------------------------------------------------------------ | |
982 | TColStd_Array1OfReal U1(Low,High); | |
983 | TColStd_Array1OfReal V1(Low,High); | |
984 | TColStd_Array1OfReal U2(Low,High); | |
985 | TColStd_Array1OfReal V2(Low,High); | |
986 | TColStd_Array1OfReal AC(Low,High); | |
987 | ||
988 | Standard_Real s,ds; | |
989 | Handle(IntPatch_WLine) TheLine = Handle(IntPatch_WLine)::DownCast(Line(NumLine)); | |
990 | const IntSurf_PntOn2S& Point=TheLine->Point(Low); | |
991 | Standard_Real u1,v1,u2,v2; | |
992 | Point.Parameters(u1,v1,u2,v2); | |
993 | U1(Low) = u1; | |
994 | V1(Low) = v1; | |
995 | U2(Low) = u2; | |
996 | V2(Low) = v2; | |
997 | AC(Low) =0.0; | |
998 | ||
999 | IntPatch_ThePWalkingInter PW(Surf1,Surf2,0.000001,0.000001,0.001,0.001); | |
1000 | ||
1001 | Standard_Integer i; | |
1002 | for(i=Low+1; i<=High; i++) | |
1003 | { | |
1004 | const IntSurf_PntOn2S& Pointi=TheLine->Point(i); | |
1005 | Pointi.Parameters(u1,v1,u2,v2); | |
1006 | U1(i) = u1; | |
1007 | V1(i) = v1; | |
1008 | U2(i) = u2; | |
1009 | V2(i) = v2; | |
1010 | ||
1011 | Standard_Real du1=u1-U1(i-1); | |
1012 | Standard_Real dv1=v1-V1(i-1); | |
1013 | ||
1014 | AC(i) = AC(i-1) + Sqrt((du1*du1)+(dv1*dv1)); | |
1015 | } | |
1016 | ||
1017 | Handle(IntSurf_LineOn2S) ResultPntOn2SLine = new IntSurf_LineOn2S(); | |
1018 | ||
1019 | IntSurf_PntOn2S StartPOn2S; | |
1020 | TColStd_Array1OfReal StartParams(1,4); | |
1021 | ||
1022 | ResultPntOn2SLine->Add(TheLine->Point(Low)); | |
1023 | ||
1024 | ds = AC(High) / (NbPnts-1); | |
1025 | Standard_Integer Indice = Low; | |
1026 | ||
1027 | Standard_Real dsmin = ds*0.3; | |
1028 | Standard_Real smax = AC(High); | |
1029 | ||
1030 | for(i=2,s=ds; (i<NbPnts)&&(s<smax); i++,s+=ds) | |
1031 | { | |
1032 | while(AC(Indice+1) <= s) | |
1033 | { | |
1034 | ResultPntOn2SLine->Add(TheLine->Point(Indice)); | |
1035 | Indice++; | |
1036 | } | |
1037 | Standard_Real a = s - AC(Indice); | |
1038 | Standard_Real b = AC(Indice+1) - s; | |
1039 | Standard_Real nab = 1.0/(a+b); | |
1040 | //---------------------------------------------------------- | |
1041 | //-- Verification : Si Dist au prochain point < dsmin -- | |
1042 | //-- Si Dist au precedent point < dsmin -- | |
1043 | //-- -- | |
1044 | //---------------------------------------------------------- | |
1045 | if((nab > ds)&&(a>dsmin)&&(b>dsmin)) | |
1046 | { | |
1047 | StartParams(1) = (U1(Indice) * b + U1(Indice+1) * a) * nab; | |
1048 | StartParams(2) = (V1(Indice) * b + V1(Indice+1) * a) * nab; | |
1049 | StartParams(3) = (U2(Indice) * b + U2(Indice+1) * a) * nab; | |
1050 | StartParams(4) = (V2(Indice) * b + V2(Indice+1) * a) * nab; | |
1051 | ||
1052 | Standard_Boolean HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
1053 | if(HasStartPoint) | |
1054 | ResultPntOn2SLine->Add(StartPOn2S); | |
1055 | } | |
1056 | else | |
1057 | s+=dsmin; | |
1058 | } | |
1059 | ||
1060 | ResultPntOn2SLine->Add(TheLine->Point(High)); | |
1061 | ||
1062 | return(new IntPatch_WLine(ResultPntOn2SLine,Standard_False)); | |
1063 | } | |
1064 | ||
1065 | //================================================================================== | |
1066 | // function : SectionPointToParameters | |
1067 | // purpose : | |
1068 | //================================================================================== | |
1069 | void SectionPointToParameters(const Intf_SectionPoint& Sp, | |
1070 | const IntPatch_Polyhedron& Poly1, | |
1071 | const IntPatch_Polyhedron& Poly2, | |
1072 | Standard_Real& u1, | |
1073 | Standard_Real& v1, | |
1074 | Standard_Real& u2, | |
1075 | Standard_Real& v2) | |
1076 | { | |
1077 | Intf_PIType typ; | |
1078 | Standard_Integer Adr1,Adr2; | |
1079 | Standard_Real Param,u,v; | |
1080 | gp_Pnt P(Sp.Pnt()); | |
1081 | ||
1082 | Standard_Integer Pt1,Pt2,Pt3; | |
1083 | ||
1084 | Sp.InfoFirst(typ,Adr1,Adr2,Param); | |
1085 | switch(typ) { | |
1086 | case Intf_VERTEX: //-- Adr1 est le numero du vertex | |
1087 | { | |
1088 | Poly1.Parameters(Adr1,u1,v1); | |
1089 | break; | |
1090 | } | |
1091 | case Intf_EDGE: | |
1092 | { | |
1093 | Poly1.Parameters(Adr1,u1,v1); | |
1094 | Poly1.Parameters(Adr2,u,v); | |
1095 | u1+= Param * (u-u1); | |
1096 | v1+= Param * (v-v1); | |
1097 | break; | |
1098 | } | |
1099 | case Intf_FACE: | |
1100 | { | |
1101 | Standard_Real ua,va,ub,vb,uc,vc,ca,cb,cc,cabc; | |
1102 | Poly1.Triangle(Adr1,Pt1,Pt2,Pt3); | |
1103 | gp_Pnt PA(Poly1.Point(Pt1)); | |
1104 | gp_Pnt PB(Poly1.Point(Pt2)); | |
1105 | gp_Pnt PC(Poly1.Point(Pt3)); | |
1106 | Poly1.Parameters(Pt1,ua,va); | |
1107 | Poly1.Parameters(Pt2,ub,vb); | |
1108 | Poly1.Parameters(Pt3,uc,vc); | |
1109 | gp_Vec Normale(gp_Vec(PA,PB).Crossed(gp_Vec(PA,PC))); | |
1110 | cc = (gp_Vec(PA,PB).Crossed(gp_Vec(PA,P))).Dot(Normale); | |
1111 | ca = (gp_Vec(PB,PC).Crossed(gp_Vec(PB,P))).Dot(Normale); | |
1112 | cb = (gp_Vec(PC,PA).Crossed(gp_Vec(PC,P))).Dot(Normale); | |
1113 | cabc = ca + cb + cc; | |
1114 | ||
1115 | ca/=cabc; cb/=cabc; cc/=cabc; | |
1116 | ||
1117 | u1 = ca * ua + cb * ub + cc * uc; | |
1118 | v1 = ca * va + cb * vb + cc * vc; | |
1119 | break; | |
1120 | } | |
1121 | default: | |
1122 | { | |
1123 | //-- cout<<" Default dans SectionPointToParameters "<<endl; | |
1124 | break; | |
1125 | } | |
1126 | } | |
1127 | ||
1128 | ||
1129 | Sp.InfoSecond(typ,Adr1,Adr2,Param); | |
1130 | switch(typ) { | |
1131 | case Intf_VERTEX: //-- Adr1 est le numero du vertex | |
1132 | { | |
1133 | Poly2.Parameters(Adr1,u2,v2); | |
1134 | break; | |
1135 | } | |
1136 | case Intf_EDGE: | |
1137 | { | |
1138 | Poly2.Parameters(Adr1,u2,v2); | |
1139 | Poly2.Parameters(Adr2,u,v); | |
1140 | u2+= Param * (u-u2); | |
1141 | v2+= Param * (v-v2); | |
1142 | break; | |
1143 | } | |
1144 | case Intf_FACE: | |
1145 | { | |
1146 | Standard_Real ua,va,ub,vb,uc,vc,ca,cb,cc,cabc; | |
1147 | Poly2.Triangle(Adr1,Pt1,Pt2,Pt3); | |
1148 | gp_Pnt PA(Poly2.Point(Pt1)); | |
1149 | gp_Pnt PB(Poly2.Point(Pt2)); | |
1150 | gp_Pnt PC(Poly2.Point(Pt3)); | |
1151 | Poly2.Parameters(Pt1,ua,va); | |
1152 | Poly2.Parameters(Pt2,ub,vb); | |
1153 | Poly2.Parameters(Pt3,uc,vc); | |
1154 | gp_Vec Normale(gp_Vec(PA,PB).Crossed(gp_Vec(PA,PC))); | |
1155 | cc = (gp_Vec(PA,PB).Crossed(gp_Vec(PA,P))).Dot(Normale); | |
1156 | ca = (gp_Vec(PB,PC).Crossed(gp_Vec(PB,P))).Dot(Normale); | |
1157 | cb = (gp_Vec(PC,PA).Crossed(gp_Vec(PC,P))).Dot(Normale); | |
1158 | cabc = ca + cb + cc; | |
1159 | ||
1160 | ca/=cabc; cb/=cabc; cc/=cabc; | |
1161 | ||
1162 | u2 = ca * ua + cb * ub + cc * uc; | |
1163 | v2 = ca * va + cb * vb + cc * vc; | |
1164 | break; | |
1165 | } | |
1166 | default: | |
1167 | { | |
1168 | //-- cout<<" Default dans SectionPointToParameters "<<endl; | |
1169 | break; | |
1170 | } | |
1171 | } | |
1172 | } | |
1173 | ||
7fd59977 | 1174 | //================================================================================== |
1175 | // function : RemplitLin | |
1176 | // purpose : | |
1177 | //================================================================================== | |
1178 | void IntPatch_PrmPrmIntersection::RemplitLin(const Standard_Integer x1, | |
1179 | const Standard_Integer y1, | |
1180 | const Standard_Integer z1, | |
1181 | const Standard_Integer x2, | |
1182 | const Standard_Integer y2, | |
1183 | const Standard_Integer z2, | |
1184 | IntPatch_PrmPrmIntersection_T3Bits& Map) const | |
1185 | { | |
1186 | int xg,yg,zg; | |
1187 | xg=x1-x2; if(xg<0) xg=-xg; | |
1188 | yg=y1-y2; if(yg<0) yg=-yg; | |
1189 | zg=z1-z2; if(zg<0) zg=-zg; | |
1190 | if(DansGrille(x1) && DansGrille(y1) && DansGrille(z1)) { | |
1191 | Standard_Integer t = GrilleInteger(x1,y1,z1); | |
1192 | Map.Add(t); | |
1193 | } | |
1194 | if(xg<=1 && yg<=1 && zg<=1) return; | |
1195 | xg = (x1+x2)>>1; | |
1196 | yg = (y1+y2)>>1; | |
1197 | zg = (z1+z2)>>1; | |
1198 | RemplitLin(x1,y1,z1,xg,yg,zg,Map); | |
1199 | RemplitLin(x2,y2,z2,xg,yg,zg,Map); | |
1200 | } | |
1201 | ||
1202 | //================================================================================== | |
1203 | // function : RemplitTri | |
1204 | // purpose : | |
1205 | //================================================================================== | |
1206 | void IntPatch_PrmPrmIntersection::RemplitTri(const Standard_Integer x1, | |
1207 | const Standard_Integer y1, | |
1208 | const Standard_Integer z1, | |
1209 | const Standard_Integer x2, | |
1210 | const Standard_Integer y2, | |
1211 | const Standard_Integer z2, | |
1212 | const Standard_Integer x3, | |
1213 | const Standard_Integer y3, | |
1214 | const Standard_Integer z3, | |
1215 | IntPatch_PrmPrmIntersection_T3Bits& Map) const | |
1216 | { | |
1217 | if(x1==x2 && x1==x3 && y1==y2 && y1==y3 && z1==z2 && z1==z3) { | |
1218 | if(DansGrille(x1) && DansGrille(y1) && DansGrille(z1)) { | |
1219 | Standard_Integer t = GrilleInteger(x1,y1,z1); | |
1220 | Map.Add(t); | |
1221 | } | |
1222 | return; | |
1223 | } | |
1224 | else { | |
1225 | Standard_Integer xg=(x1+x2+x3)/3; | |
1226 | Standard_Integer yg=(y1+y2+y3)/3; | |
1227 | Standard_Integer zg=(z1+z2+z3)/3; | |
1228 | if(xg==x1 && yg==y1 && zg==z1) { | |
1229 | RemplitLin(x1,y1,z1,x2,y2,z2,Map); | |
1230 | RemplitLin(x1,y1,z1,x3,y3,z3,Map); | |
1231 | return; | |
1232 | } | |
1233 | if(xg==x2 && yg==y2 && zg==z2) { | |
1234 | RemplitLin(x2,y2,z2,x1,y1,z1,Map); | |
1235 | RemplitLin(x2,y2,z2,x3,y3,z3,Map); | |
1236 | return; | |
1237 | } | |
1238 | if(xg==x3 && yg==y3 && zg==z3) { | |
1239 | RemplitLin(x3,y3,z3,x2,y2,z2,Map); | |
1240 | RemplitLin(x3,y3,z3,x1,y1,z1,Map); | |
1241 | return; | |
1242 | } | |
1243 | if(DansGrille(xg) && DansGrille(yg) && DansGrille(zg)) { | |
1244 | Standard_Integer t = GrilleInteger(xg,yg,zg); | |
1245 | Map.Add(t); | |
1246 | } | |
1247 | if(xg!=x3 || yg!=y3 || zg!=z3) RemplitTri(x1,y1,z1, x2,y2,z2, xg,yg,zg, Map); | |
1248 | if(xg!=x1 || yg!=y1 || zg!=z1) RemplitTri(xg,yg,zg, x2,y2,z2, x3,y3,z3, Map); | |
1249 | if(xg!=x2 || yg!=y2 || zg!=z2) RemplitTri(x1,y1,z1, xg,yg,zg, x3,y3,z3, Map); | |
1250 | } | |
1251 | } | |
1252 | ||
1253 | //================================================================================== | |
1254 | // function : Remplit | |
1255 | // purpose : | |
1256 | //================================================================================== | |
1257 | void IntPatch_PrmPrmIntersection::Remplit(const Standard_Integer a, | |
1258 | const Standard_Integer b, | |
1259 | const Standard_Integer c, | |
1260 | IntPatch_PrmPrmIntersection_T3Bits& Map) const | |
1261 | { | |
1262 | int iax,iay,iaz,ibx,iby,ibz,icx,icy,icz; | |
1263 | if(a!=-1) Map.Add(a); | |
1264 | if(b!=-1) Map.Add(b); | |
1265 | if(c!=-1) Map.Add(c); | |
1266 | ||
1267 | if(a!=-1 && b!=-1 && c!=-1 ) { | |
1268 | IntegerGrille(a,iax,iay,iaz); | |
1269 | IntegerGrille(b,ibx,iby,ibz); | |
1270 | IntegerGrille(c,icx,icy,icz); | |
1271 | RemplitTri(iax,iay,iaz,ibx,iby,ibz,icx,icy,icz,Map); | |
1272 | } | |
1273 | } | |
1274 | ||
7fd59977 | 1275 | |
7fd59977 | 1276 | |
c66d7156 P |
1277 | //======================================================================= |
1278 | //function : Perform | |
1279 | //purpose : | |
1280 | //======================================================================= | |
1281 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
1282 | const Handle(Adaptor3d_TopolTool)& D1, | |
1283 | const Handle(Adaptor3d_HSurface)& Surf2, | |
1284 | const Handle(Adaptor3d_TopolTool)& D2, | |
1285 | const Standard_Real TolTangency, | |
1286 | const Standard_Real Epsilon, | |
1287 | const Standard_Real Deflection, | |
1288 | const Standard_Real Increment, | |
1289 | IntSurf_ListOfPntOn2S& LOfPnts, | |
1290 | const Standard_Boolean RestrictLine) | |
1291 | { | |
1292 | if (LOfPnts.IsEmpty()){ | |
1293 | done = Standard_True; | |
7fd59977 | 1294 | return; |
1295 | } | |
c66d7156 P |
1296 | |
1297 | empt = Standard_True; | |
1298 | SLin.Clear(); | |
7fd59977 | 1299 | |
c66d7156 P |
1300 | Standard_Real UminLig1,VminLig1,UmaxLig1,VmaxLig1; |
1301 | Standard_Real UminLig2,VminLig2,UmaxLig2,VmaxLig2; | |
1302 | Standard_Real U1,U2,V1,V2; | |
7fd59977 | 1303 | |
c66d7156 P |
1304 | UminLig1 = Surf1->FirstUParameter(); |
1305 | VminLig1 = Surf1->FirstVParameter(); | |
1306 | UmaxLig1 = Surf1->LastUParameter(); | |
1307 | VmaxLig1 = Surf1->LastVParameter(); | |
1308 | UminLig2 = Surf2->FirstUParameter(); | |
1309 | VminLig2 = Surf2->FirstVParameter(); | |
1310 | UmaxLig2 = Surf2->LastUParameter(); | |
1311 | VmaxLig2 = Surf2->LastVParameter(); | |
7fd59977 | 1312 | |
c66d7156 | 1313 | IntSurf_ListIteratorOfListOfPntOn2S IterLOP1(LOfPnts); |
7fd59977 | 1314 | |
c66d7156 P |
1315 | for(; IterLOP1.More(); IterLOP1.Next()){ |
1316 | IntSurf_PntOn2S Pnt = IterLOP1.Value(); | |
1317 | Pnt.Parameters(U1, V1, U2, V2); | |
1318 | if(U1>UmaxLig1) UmaxLig1=U1; | |
1319 | if(V1>VmaxLig1) VmaxLig1=V1; | |
1320 | if(U2>UmaxLig2) UmaxLig2=U2; | |
1321 | if(V2>VmaxLig2) VmaxLig2=V2; | |
1322 | ||
1323 | if(U1<UminLig1) UminLig1=U1; | |
1324 | if(V1<VminLig1) VminLig1=V1; | |
1325 | if(U2<UminLig2) UminLig2=U2; | |
1326 | if(V2<VminLig2) VminLig2=V2; | |
7fd59977 | 1327 | } |
7fd59977 | 1328 | |
c66d7156 P |
1329 | Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; |
1330 | ||
302f96fb | 1331 | Standard_Integer NbLigCalculee = 0, ver; |
c66d7156 P |
1332 | Standard_Real pu1,pu2,pv1,pv2, dminiPointLigne; |
1333 | Standard_Boolean HasStartPoint,RejetLigne; | |
1334 | IntSurf_PntOn2S StartPOn2S; | |
1335 | gp_Pnt Point3dDebut,Point3dFin; | |
7fd59977 | 1336 | |
c66d7156 P |
1337 | TColStd_Array1OfReal StartParams(1,4); |
1338 | IntPatch_ThePWalkingInter PW(Surf1,Surf2,TolTangency,Epsilon,Deflection,Increment); | |
7fd59977 | 1339 | |
c66d7156 P |
1340 | IntSurf_ListIteratorOfListOfPntOn2S IterLOP2(LOfPnts); |
1341 | for(; IterLOP2.More(); IterLOP2.Next() ){ | |
1342 | ||
1343 | IntSurf_PntOn2S cPnt = IterLOP2.Value(); | |
1344 | cPnt.Parameters(U1, V1, U2, V2); | |
1345 | ||
1346 | StartParams(1) = U1; | |
1347 | StartParams(2) = V1; | |
1348 | StartParams(3) = U2; | |
1349 | StartParams(4) = V2; | |
1350 | ||
1351 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
1352 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
1353 | if(HasStartPoint) { | |
1354 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
1355 | NbLigCalculee = SLin.Length(); | |
1356 | Standard_Integer l; | |
1357 | for( l = 1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
a7dd5d0f | 1358 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); |
1359 | ||
1360 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) { | |
1361 | dminiPointLigne = 0.0; | |
1362 | } | |
c66d7156 P |
1363 | }// for( l ... |
1364 | ||
1365 | if(dminiPointLigne > SeuildPointLigne) { | |
1366 | PW.Perform(StartParams,UminLig1,VminLig1,UminLig2,VminLig2,UmaxLig1,VmaxLig1,UmaxLig2,VmaxLig2); | |
1367 | if(PW.IsDone()) { | |
1368 | if(PW.NbPoints()>2) { | |
1369 | RejetLigne = Standard_False; | |
1370 | Point3dDebut = PW.Value(1).Value(); | |
a7dd5d0f | 1371 | const IntSurf_PntOn2S& PointFin = PW.Value(PW.NbPoints()); |
1372 | Point3dFin = PointFin.Value(); | |
c66d7156 P |
1373 | for( ver = 1 ; (!RejetLigne) && (ver<= NbLigCalculee) ; ver++) { |
1374 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); | |
a7dd5d0f | 1375 | |
1376 | // Check end point if it is on existing line. | |
1377 | // Start point is checked before. | |
1378 | if (IsPointOnLine(PointFin, verwline, Deflection)) { | |
1379 | RejetLigne = Standard_True; | |
1380 | break; | |
1381 | } | |
1382 | ||
c66d7156 P |
1383 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); |
1384 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
1385 | if(Point3dDebut.Distance(verPointDebut.Value()) <= TolTangency) { | |
1386 | if(Point3dFin.Distance(verPointFin.Value()) <= TolTangency) | |
1387 | RejetLigne = Standard_True; | |
1388 | } | |
1389 | } | |
1390 | ||
1391 | if(!RejetLigne) { | |
1392 | IntSurf_TypeTrans trans1,trans2; | |
1393 | Standard_Real locu,locv; | |
1394 | gp_Vec norm1,norm2,d1u,d1v; | |
1395 | gp_Pnt ptbid; | |
1396 | Standard_Integer indextg; | |
1397 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
1398 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
1399 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
1400 | norm1 = d1u.Crossed(d1v); | |
1401 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
1402 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
1403 | norm2 = d1u.Crossed(d1v); | |
1404 | if( tgline.DotCross(norm2,norm1) >= 0. ) { | |
1405 | trans1 = IntSurf_Out; | |
1406 | trans2 = IntSurf_In; | |
1407 | } | |
1408 | else { | |
1409 | trans1 = IntSurf_In; | |
1410 | trans2 = IntSurf_Out; | |
1411 | } | |
1412 | ||
1413 | Standard_Real TolTang = TolTangency; | |
1414 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
1415 | if (RestrictLine){ | |
1416 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
1417 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
1418 | } | |
1419 | ||
1420 | if(wline->NbVertex() == 0) { | |
1421 | IntPatch_Point vtx; | |
1422 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
1423 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1424 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
1425 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1426 | vtx.SetParameter(1); | |
1427 | wline->AddVertex(vtx); | |
1428 | ||
1429 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
1430 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1431 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
1432 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1433 | vtx.SetParameter(wline->NbPnts()); | |
1434 | wline->AddVertex(vtx); | |
1435 | } | |
7fd59977 | 1436 | |
c66d7156 P |
1437 | Standard_Integer slinlen = SLin.Length(); |
1438 | if( slinlen > 0 ) { | |
1439 | Standard_Integer cnbV = wline->NbVertex(); | |
1440 | Standard_Integer ciV; | |
1441 | for( ciV = 1; ciV <= cnbV; ciV++ ) { | |
1442 | Standard_Real pntDMin = 1.e+100; | |
1443 | Standard_Integer VDMin = 0; | |
1444 | Standard_Integer WLDMin = 0; | |
1445 | gp_Pnt cPV = wline->Vertex(ciV).Value(); | |
1446 | Standard_Integer iL; | |
1447 | for( iL = 1; iL <= slinlen; iL++) { | |
1448 | const Handle(IntPatch_Line)& aSLine = SLin.Value(iL); | |
1449 | IntPatch_IType aType = aSLine->ArcType(); | |
1450 | if( aType != IntPatch_Walking) | |
1451 | continue; | |
1452 | const Handle(IntPatch_WLine)& aWLine = (*((Handle(IntPatch_WLine)*)&aSLine)); | |
1453 | Standard_Integer tnbV = aWLine->NbVertex(); | |
1454 | Standard_Integer tiV; | |
1455 | for( tiV = 1; tiV <= tnbV; tiV++ ) { | |
1456 | gp_Pnt tPV = aWLine->Vertex(tiV).Value(); | |
1457 | Standard_Real tDistance = cPV.Distance(tPV); | |
1458 | Standard_Real uRs1 = Surf1->Surface().UResolution(tDistance); | |
1459 | Standard_Real vRs1 = Surf1->Surface().VResolution(tDistance); | |
1460 | Standard_Real uRs2 = Surf2->Surface().UResolution(tDistance); | |
1461 | Standard_Real vRs2 = Surf2->Surface().VResolution(tDistance); | |
1462 | Standard_Real RmaxS1 = Max(uRs1,vRs1); | |
1463 | Standard_Real RmaxS2 = Max(uRs2,vRs2); | |
1464 | if(RmaxS1 < 1.e-4 && RmaxS2 < 1.e-4) { | |
1465 | if( pntDMin > tDistance && tDistance > 1.e-9) { | |
1466 | pntDMin = tDistance; | |
1467 | VDMin = tiV; | |
1468 | WLDMin = iL; | |
1469 | } | |
1470 | } | |
1471 | } | |
1472 | } | |
1473 | ||
1474 | if( VDMin != 0 ) { | |
1475 | const Handle(IntPatch_Line)& aSLine = SLin.Value(WLDMin); | |
1476 | const Handle(IntPatch_WLine)& aWLine = (*((Handle(IntPatch_WLine)*)&aSLine)); | |
1477 | Standard_Integer tiVpar = (Standard_Integer)aWLine->Vertex(VDMin).ParameterOnLine(); | |
1478 | Standard_Integer ciVpar = (Standard_Integer)wline->Vertex(ciV).ParameterOnLine(); | |
1479 | Standard_Real u11 = 0., u12 = 0., v11 = 0., v12 = 0.; | |
1480 | Standard_Real u21 = 0., u22 = 0., v21 = 0., v22 = 0.; | |
1481 | wline->Point(ciVpar).Parameters(u11,v11,u12,v12); | |
1482 | aWLine->Point(tiVpar).Parameters(u21,v21,u22,v22); | |
1483 | ||
1484 | Handle(IntSurf_LineOn2S) newL2s = new IntSurf_LineOn2S(); | |
1485 | IntSurf_PntOn2S replacePnt = aWLine->Point(tiVpar); | |
1486 | Standard_Integer cNbP = wline->NbPnts(); | |
1487 | ||
1488 | TColStd_SequenceOfInteger VPold; | |
1489 | Standard_Integer iPo; | |
1490 | for( iPo = 1; iPo <= cnbV; iPo++ ) { | |
1491 | Standard_Real Po = wline->Vertex(iPo).ParameterOnLine(); | |
1492 | Standard_Integer IPo = (Standard_Integer) Po; | |
1493 | VPold.Append(IPo); | |
1494 | } | |
1495 | ||
1496 | Standard_Boolean removeNext = Standard_False; | |
1497 | Standard_Boolean removePrev = Standard_False; | |
1498 | if( ciV == 1) { | |
1499 | Standard_Integer dPar = Abs( VPold.Value(ciV) - VPold.Value(ciV+1)); | |
1500 | if(dPar > 10) { | |
1501 | removeNext = Standard_True; | |
1502 | for( iPo = (ciV+1); iPo <= cnbV; iPo++ ) | |
1503 | VPold.SetValue(iPo, VPold.Value(iPo) - 1 ); | |
1504 | } | |
1505 | } | |
1506 | else if( ciV == cnbV) { | |
1507 | Standard_Integer dPar = Abs( VPold.Value(ciV) - VPold.Value(ciV-1)); | |
1508 | if(dPar > 10) { | |
1509 | removePrev = Standard_True; | |
1510 | VPold.SetValue(ciV, VPold.Value(ciV) - 1 ); | |
1511 | } | |
1512 | } | |
1513 | else { | |
1514 | Standard_Integer dParMi = Abs( VPold.Value(ciV) - VPold.Value(ciV-1)); | |
1515 | Standard_Integer dParMa = Abs( VPold.Value(ciV) - VPold.Value(ciV+1)); | |
1516 | if(dParMi > 10) { | |
1517 | removePrev = Standard_True; | |
1518 | VPold.SetValue(ciV, VPold.Value(ciV) - 1 ); | |
1519 | } | |
1520 | if(dParMa > 10) { | |
1521 | removeNext = Standard_True; | |
1522 | for( iPo = (ciV+1); iPo <= cnbV; iPo++ ) { | |
1523 | if(dParMi > 10) | |
1524 | VPold.SetValue(iPo, VPold.Value(iPo) - 2 ); | |
1525 | else | |
1526 | VPold.SetValue(iPo, VPold.Value(iPo) - 1 ); | |
1527 | } | |
1528 | } | |
1529 | else { | |
1530 | if(dParMi > 10) | |
1531 | for( iPo = (ciV+1); iPo <= cnbV; iPo++ ) | |
1532 | VPold.SetValue(iPo, VPold.Value(iPo) - 1 ); | |
1533 | } | |
1534 | } | |
1535 | Standard_Integer pI = (Standard_Integer) ciVpar; | |
1536 | ||
1537 | Standard_Integer iP; | |
1538 | for( iP = 1; iP <= cNbP; iP++) { | |
1539 | if( pI == iP ) | |
1540 | newL2s->Add(replacePnt); | |
1541 | else if(removeNext && iP == (pI + 1)) | |
1542 | continue; | |
1543 | else if(removePrev && iP == (pI - 1)) | |
1544 | continue; | |
1545 | else | |
1546 | newL2s->Add(wline->Point(iP)); | |
1547 | } | |
1548 | ||
1549 | IntPatch_Point newVtx; | |
1550 | gp_Pnt Pnt3dV = aWLine->Vertex(VDMin).Value(); | |
1551 | newVtx.SetValue(Pnt3dV,TolTang,Standard_False); | |
1552 | newVtx.SetParameters(u21,v21,u22,v22); | |
1553 | newVtx.SetParameter(VPold.Value(ciV)); | |
1554 | ||
1555 | Handle(IntPatch_WLine) NWLine = new IntPatch_WLine(newL2s,Standard_False,trans1,trans2); | |
1556 | ||
1557 | Standard_Integer iV; | |
1558 | for( iV = 1; iV <= cnbV; iV++ ) { | |
1559 | if( iV == ciV ) | |
1560 | NWLine->AddVertex(newVtx); | |
1561 | else { | |
1562 | IntPatch_Point theVtx = wline->Vertex(iV); | |
1563 | theVtx.SetParameter(VPold.Value(iV)); | |
1564 | NWLine->AddVertex(theVtx); | |
1565 | } | |
1566 | } | |
1567 | ||
1568 | wline = NWLine; | |
1569 | } | |
1570 | } | |
1571 | }// SLin.Length > 0 | |
1572 | ||
a7dd5d0f | 1573 | AddWLine(SLin, wline, Deflection); |
c66d7156 P |
1574 | empt = Standard_False; |
1575 | }// !RejetLigne | |
1576 | }// PW points > 2 | |
1577 | }// done is True | |
1578 | }// dminiPointLigne > SeuildPointLigne | |
1579 | }// HasStartPoint | |
1580 | }// for( IterLOP ... | |
1581 | done = Standard_True; | |
1582 | return; | |
1583 | } | |
1584 | //======================================================================= | |
1585 | //function : Perform | |
1586 | //purpose : | |
1587 | //======================================================================= | |
1588 | void IntPatch_PrmPrmIntersection::Perform(const Handle(Adaptor3d_HSurface)& Surf1, | |
1589 | const Handle(Adaptor3d_TopolTool)& D1, | |
1590 | const Handle(Adaptor3d_HSurface)& Surf2, | |
1591 | const Handle(Adaptor3d_TopolTool)& D2, | |
1592 | const Standard_Real U1Depart, | |
1593 | const Standard_Real V1Depart, | |
1594 | const Standard_Real U2Depart, | |
1595 | const Standard_Real V2Depart, | |
1596 | const Standard_Real TolTangency, | |
1597 | const Standard_Real Epsilon, | |
1598 | const Standard_Real Deflection, | |
1599 | const Standard_Real Increment) { | |
1600 | ||
1601 | ||
1602 | ||
1603 | // Standard_Integer NbU1 = D1->NbSamplesU(); | |
1604 | // Standard_Integer NbV1 = D1->NbSamplesV(); | |
1605 | // Standard_Integer NbU2 = D2->NbSamplesU(); | |
1606 | // Standard_Integer NbV2 = D2->NbSamplesV(); | |
7fd59977 | 1607 | |
c66d7156 P |
1608 | //-- Traitement des Lignes de sections |
1609 | empt = Standard_True; | |
1610 | done = Standard_True; | |
1611 | SLin.Clear(); | |
1612 | ||
1613 | //------------------------------------------------------------ | |
7fd59977 | 1614 | |
c66d7156 P |
1615 | Standard_Real pu1,pu2,pv1,pv2; |
1616 | ||
1617 | TColStd_Array1OfReal StartParams(1,4); | |
1618 | ||
1619 | // Standard_Integer MaxOscill = NbU1; | |
1620 | // if(MaxOscill < NbU2) MaxOscill=NbU2; | |
1621 | // if(MaxOscill < NbV1) MaxOscill=NbV1; | |
1622 | // if(MaxOscill < NbV2) MaxOscill=NbV2; | |
1623 | ||
1624 | // Standard_Real nIncrement=Increment; | |
1625 | // if(MaxOscill>10) { | |
1626 | // #ifdef DEB | |
1627 | // cout<<"\n IntPatch_PrmPrmIntersection.gxx : Increment:"<<Increment<<" -> "<<Increment/(0.5*MaxOscill)<<endl; | |
1628 | // #endif | |
1629 | // nIncrement/=0.5*MaxOscill; | |
1630 | // } | |
1631 | ||
1632 | IntPatch_ThePWalkingInter PW(Surf1,Surf2, | |
1633 | TolTangency, | |
1634 | Epsilon, | |
1635 | Deflection, | |
1636 | Increment); //nIncrement); | |
1637 | ||
1638 | ||
1639 | //Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; //-- 10 est insuffisant | |
1640 | //Standard_Real incidence; | |
1641 | //Standard_Real dminiPointLigne; | |
1642 | ||
1643 | Standard_Boolean HasStartPoint;//,RejetLigne; | |
1644 | ||
1645 | IntSurf_PntOn2S StartPOn2S; | |
1646 | ||
1647 | //Standard_Integer ver; | |
1648 | ||
1649 | gp_Pnt Point3dDebut,Point3dFin; | |
1650 | ||
1651 | //------------------------------------------------------------ | |
1652 | ||
1653 | StartParams(1) = U1Depart; | |
1654 | StartParams(2) = V1Depart; | |
1655 | StartParams(3) = U2Depart; | |
1656 | StartParams(4) = V2Depart; | |
1657 | ||
1658 | //----------------------------------------------------------------------- | |
1659 | //-- Calcul du premier point de cheminement a partir du point approche -- | |
1660 | //----------------------------------------------------------------------- | |
1661 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
1662 | if(HasStartPoint) { | |
1663 | //------------------------------------------------- | |
1664 | //-- Un point a ete trouve -- | |
1665 | //-- On verifie qu il n appartient pas -- | |
1666 | //-- a une ligne de cheminement deja calculee. -- | |
1667 | //------------------------------------------------- | |
1668 | ||
1669 | PW.Perform(StartParams); | |
1670 | if(PW.IsDone()) { | |
1671 | ||
1672 | Point3dDebut = PW.Value(1).Value(); | |
1673 | Point3dFin = PW.Value(PW.NbPoints()).Value(); | |
7fd59977 | 1674 | |
c66d7156 P |
1675 | IntSurf_TypeTrans trans1,trans2; |
1676 | Standard_Real locu,locv; | |
1677 | gp_Vec norm1,norm2,d1u,d1v; | |
1678 | gp_Pnt ptbid; | |
1679 | Standard_Integer indextg; | |
1680 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
1681 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
1682 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
1683 | norm1 = d1u.Crossed(d1v); | |
1684 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
1685 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
1686 | norm2 = d1u.Crossed(d1v); | |
1687 | if (tgline.DotCross(norm2,norm1)>0.) { | |
1688 | trans1 = IntSurf_Out; | |
1689 | trans2 = IntSurf_In; | |
1690 | } | |
1691 | else { | |
1692 | trans1 = IntSurf_In; | |
1693 | trans2 = IntSurf_Out; | |
1694 | } | |
1695 | ||
1696 | ||
1697 | ||
1698 | Standard_Real TolTang = TolTangency; | |
1699 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
1700 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
1701 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
1702 | ||
1703 | //--------------- | |
1704 | if(wline->NbVertex() == 0) { | |
1705 | IntPatch_Point vtx; | |
1706 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
1707 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1708 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
1709 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1710 | vtx.SetParameter(1); | |
1711 | wline->AddVertex(vtx); | |
1712 | ||
1713 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
1714 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
1715 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
1716 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
1717 | vtx.SetParameter(wline->NbPnts()); | |
1718 | wline->AddVertex(vtx); | |
1719 | } | |
1720 | ||
1721 | //--------------- | |
1722 | SLin.Append(wline); | |
1723 | empt = Standard_False; | |
1724 | ||
1725 | } | |
1726 | } | |
1727 | } | |
1728 | //================================================================================== | |
1729 | // function : AdjustOnPeriodic | |
1730 | // purpose : | |
1731 | //================================================================================== | |
1732 | void AdjustOnPeriodic(const Handle(Adaptor3d_HSurface)& Surf1, | |
1733 | const Handle(Adaptor3d_HSurface)& Surf2, | |
1734 | IntPatch_SequenceOfLine& aSLin) | |
1735 | { | |
1736 | Standard_Boolean bIsPeriodic[4], bModified, bIsNull, bIsPeriod; | |
1737 | Standard_Integer i, j, k, aNbLines, aNbPx, aIndx, aIndq; | |
1738 | Standard_Real aPeriod[4], dPeriod[4], ux[4], uq[4], aEps, du; | |
1739 | // | |
1740 | aEps=Precision::Confusion(); | |
1741 | // | |
1742 | for (k=0; k<4; ++k) { | |
1743 | aPeriod[k]=0.; | |
1744 | } | |
1745 | // | |
1746 | bIsPeriodic[0]=Surf1->IsUPeriodic(); | |
1747 | bIsPeriodic[1]=Surf1->IsVPeriodic(); | |
1748 | bIsPeriodic[2]=Surf2->IsUPeriodic(); | |
1749 | bIsPeriodic[3]=Surf2->IsVPeriodic(); | |
1750 | // | |
1751 | if (bIsPeriodic[0]){ | |
1752 | aPeriod[0]=Surf1->UPeriod(); | |
1753 | } | |
1754 | if (bIsPeriodic[1]){ | |
1755 | aPeriod[1]=Surf1->VPeriod(); | |
1756 | } | |
1757 | if (bIsPeriodic[2]){ | |
1758 | aPeriod[2]=Surf2->UPeriod(); | |
1759 | } | |
1760 | if (bIsPeriodic[3]){ | |
1761 | aPeriod[3]=Surf2->VPeriod(); | |
1762 | } | |
1763 | // | |
1764 | for (k=0; k<4; ++k) { | |
1765 | dPeriod[k]=0.25*aPeriod[k]; | |
1766 | } | |
1767 | // | |
1768 | aNbLines=aSLin.Length(); | |
1769 | for (i=1; i<=aNbLines; ++i) { | |
1770 | Handle(IntPatch_WLine) aIL=Handle(IntPatch_WLine)::DownCast(aSLin.Value(i)); | |
1771 | Handle(IntSurf_LineOn2S) aL=aIL->Curve(); | |
1772 | ||
1773 | aNbPx=aL->NbPoints(); | |
1774 | if (aNbPx<10) { | |
1775 | continue; | |
1776 | } | |
1777 | // | |
1778 | for (j=0; j<2; ++j) { | |
1779 | bModified=Standard_False; | |
1780 | aIndx=1; | |
1781 | aIndq=2; | |
1782 | if (j) { | |
1783 | aIndx=aNbPx; | |
1784 | aIndq=aNbPx-1; | |
1785 | } | |
1786 | // | |
1787 | const IntSurf_PntOn2S& aPSx=aL->Value(aIndx); | |
1788 | const IntSurf_PntOn2S& aPSq=aL->Value(aIndq); | |
1789 | // | |
1790 | aPSx.Parameters(ux[0], ux[1], ux[2], ux[3]); | |
1791 | aPSq.Parameters(uq[0], uq[1], uq[2], uq[3]); | |
1792 | // | |
1793 | for (k=0; k<4; ++k) { | |
1794 | bIsNull=Standard_False; | |
1795 | bIsPeriod=Standard_False; | |
1796 | // | |
1797 | if (!bIsPeriodic[k]) { | |
1798 | continue; | |
1799 | } | |
1800 | // | |
1801 | if (fabs(ux[k])<aEps) { | |
1802 | bModified=Standard_True; | |
1803 | bIsNull=Standard_True; | |
1804 | } | |
1805 | // | |
1806 | else if (fabs(ux[k]-aPeriod[k])<aEps) { | |
1807 | bModified=Standard_True; | |
1808 | bIsPeriod=Standard_True; | |
1809 | } | |
1810 | // | |
1811 | if (bModified) { | |
1812 | du=fabs(ux[k]-uq[k]); | |
1813 | if (du > dPeriod[k]) { | |
1814 | if(bIsNull){ | |
1815 | ux[k]=aPeriod[k]; | |
1816 | } | |
1817 | if(bIsPeriod) { | |
1818 | ux[k]=0.; | |
1819 | } | |
1820 | } | |
1821 | } | |
1822 | }//for (k=0; k<4; ++k) | |
1823 | if (bModified) { | |
1824 | IntSurf_PntOn2S aPntOn2S; | |
1825 | // | |
1826 | aPntOn2S=aPSx; | |
1827 | aPntOn2S.SetValue(ux[0], ux[1], ux[2], ux[3]); | |
1828 | aL->Value(aIndx, aPntOn2S); | |
1829 | } | |
1830 | }//for (j=0; j<1; ++j) { | |
1831 | }//for (i=1; i<=aNbLines; ++i) | |
1832 | } | |
1833 | //================================================================================== | |
1834 | // function : Perform | |
1835 | // purpose : base SS Int. function | |
1836 | //================================================================================== | |
1837 | void IntPatch_PrmPrmIntersection::Perform (const Handle(Adaptor3d_HSurface)& Surf1, | |
1838 | const Handle(Adaptor3d_TopolTool)& D1, | |
1839 | const Handle(Adaptor3d_HSurface)& Surf2, | |
1840 | const Handle(Adaptor3d_TopolTool)& D2, | |
1841 | const Standard_Real TolTangency, | |
1842 | const Standard_Real Epsilon, | |
1843 | const Standard_Real Deflection, | |
1844 | const Standard_Real Increment, | |
1845 | const Standard_Boolean ClearFlag) | |
1846 | { | |
1847 | Standard_Integer NbU1, NbV1, NbU2, NbV2, Limit; | |
1848 | // | |
1849 | D1->SamplePnts(Deflection, 10, 10); | |
1850 | D2->SamplePnts(Deflection, 10, 10); | |
1851 | // | |
1852 | NbU1 = D1->NbSamplesU(); | |
1853 | NbV1 = D1->NbSamplesV(); | |
1854 | NbU2 = D2->NbSamplesU(); | |
1855 | NbV2 = D2->NbSamplesV(); | |
1856 | TColStd_Array1OfReal anUpars1(1, NbU1), aVpars1(1, NbV1); | |
1857 | TColStd_Array1OfReal anUpars2(1, NbU2), aVpars2(1, NbV2); | |
1858 | // | |
1859 | D1->UParameters(anUpars1); | |
1860 | D1->VParameters(aVpars1); | |
1861 | D2->UParameters(anUpars2); | |
1862 | D2->VParameters(aVpars2); | |
1863 | //--------------------------------------------- | |
1864 | Limit = 2500; | |
1865 | if((NbU1*NbV1<=Limit && NbV2*NbU2<=Limit)) { | |
1866 | empt = Standard_True; | |
1867 | if (ClearFlag){ | |
1868 | SLin.Clear(); | |
1869 | } | |
1870 | // | |
1871 | IntPolyh_Intersection* pInterference = NULL; | |
1872 | ||
1873 | if ( D1->IsUniformSampling() || D2->IsUniformSampling() ) { | |
1874 | pInterference = new IntPolyh_Intersection(Surf1,NbU1,NbV1,Surf2,NbU2,NbV2); | |
1875 | } | |
1876 | else { | |
1877 | pInterference = new IntPolyh_Intersection(Surf1, anUpars1, aVpars1, | |
1878 | Surf2, anUpars2, aVpars2 ); | |
1879 | } | |
1880 | if ( !pInterference ) { | |
1881 | done = Standard_False; | |
1882 | return; | |
1883 | } | |
1884 | // | |
1885 | IntPolyh_Intersection& Interference = *pInterference; | |
1886 | // | |
1887 | done = Interference.IsDone(); | |
1888 | if( !done ) { | |
1889 | if (pInterference) { | |
1890 | delete pInterference; | |
1891 | pInterference = NULL; | |
1892 | } | |
1893 | return; | |
1894 | } | |
1895 | ||
c66d7156 P |
1896 | Standard_Integer nbLigSec = Interference.NbSectionLines(); |
1897 | Standard_Integer nbTanZon = Interference.NbTangentZones(); | |
1898 | Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; | |
1899 | ||
302f96fb | 1900 | Standard_Integer NbLigCalculee = 0, ver; |
c66d7156 P |
1901 | Standard_Real U1,U2,V1,V2, pu1,pu2,pv1,pv2, incidence, dminiPointLigne; |
1902 | Standard_Boolean HasStartPoint,RejetLigne; | |
1903 | IntSurf_PntOn2S StartPOn2S; | |
1904 | gp_Pnt Point3dDebut,Point3dFin; | |
1905 | ||
1906 | TColStd_Array1OfReal StartParams(1,4); | |
1907 | IntPatch_ThePWalkingInter PW(Surf1,Surf2,TolTangency,Epsilon,Deflection,Increment); | |
1908 | ||
1909 | if(nbLigSec>=1) { | |
1910 | Standard_Integer *TabL = new Standard_Integer [nbLigSec+1]; | |
1911 | Standard_Integer ls; | |
1912 | for(ls=1; ls<=nbLigSec; ++ls){ | |
1913 | TabL[ls]=ls; | |
1914 | } | |
1915 | //----------------------------------------1.1 | |
1916 | Standard_Boolean triok; | |
1917 | do { | |
1918 | Standard_Integer b, nb_B, nb_A, tyu; | |
1919 | // | |
1920 | triok=Standard_True; | |
1921 | for( b = 2; b <= nbLigSec; ++b ) { | |
1922 | nb_B = Interference.NbPointsInLine(TabL[b]); | |
1923 | nb_A = Interference.NbPointsInLine(TabL[b-1]); | |
1924 | if( nb_B > nb_A ) { | |
1925 | tyu=TabL[b]; | |
1926 | TabL[b]=TabL[b-1]; | |
1927 | TabL[b-1]=tyu; | |
1928 | triok=Standard_False; | |
1929 | } | |
1930 | } | |
1931 | } while(triok==Standard_False); | |
1932 | //---------------------------------------- | |
1933 | // 1.2 For the line "ls" get 2D-bounds U,V for surfaces 1,2 | |
1934 | // | |
1935 | for( ls = 1; ls <= nbLigSec; ++ls) { | |
1936 | Standard_Integer nbp, ilig, *TabPtDep; | |
1937 | // | |
1938 | nbp = Interference.NbPointsInLine(TabL[ls]); | |
7fd59977 | 1939 | if (!nbp) { |
1940 | continue; | |
1941 | } | |
7fd59977 | 1942 | // |
c66d7156 P |
1943 | TabPtDep = new Standard_Integer [nbp+1]; |
1944 | for( ilig = 1; ilig <= nbp; ++ilig ) { | |
7fd59977 | 1945 | TabPtDep[ilig]=0; |
c66d7156 P |
1946 | } |
1947 | // | |
7fd59977 | 1948 | Standard_Real UminLig1,VminLig1,UmaxLig1,VmaxLig1; |
1949 | Standard_Real UminLig2,VminLig2,UmaxLig2,VmaxLig2; | |
1950 | Standard_Real _x,_y,_z; | |
c66d7156 P |
1951 | // |
1952 | Interference.GetLinePoint(TabL[ls], 1, | |
1953 | _x,_y,_z, | |
1954 | UminLig1, VminLig1, UminLig2, VminLig2, | |
1955 | incidence); | |
7fd59977 | 1956 | |
1957 | UmaxLig1=UminLig1; | |
1958 | VmaxLig1=VminLig1; | |
1959 | UmaxLig2=UminLig2; | |
1960 | VmaxLig2=VminLig2; | |
c66d7156 | 1961 | // |
7fd59977 | 1962 | for( ilig = 2; ilig <= nbp; ilig++ ) { |
1963 | Interference.GetLinePoint(TabL[ls],ilig,_x,_y,_z,U1,V1,U2,V2,incidence); | |
c66d7156 | 1964 | // |
7fd59977 | 1965 | if(U1>UmaxLig1) UmaxLig1=U1; |
1966 | if(V1>VmaxLig1) VmaxLig1=V1; | |
1967 | if(U2>UmaxLig2) UmaxLig2=U2; | |
1968 | if(V2>VmaxLig2) VmaxLig2=V2; | |
c66d7156 | 1969 | // |
7fd59977 | 1970 | if(U1<UminLig1) UminLig1=U1; |
1971 | if(V1<VminLig1) VminLig1=V1; | |
1972 | if(U2<UminLig2) UminLig2=U2; | |
1973 | if(V2<VminLig2) VminLig2=V2; | |
c66d7156 P |
1974 | }//for( ilig = 2; ilig <= nbp; ilig++ ) { |
1975 | // | |
1976 | //---------------------------------------- | |
1977 | // 1.3 | |
7fd59977 | 1978 | Standard_Integer nbps2 = (nbp>3)? (nbp/2) : 1; |
1979 | Standard_Integer NombreDePointsDeDepartDuCheminement = 0; | |
1980 | Standard_Boolean lignetrouvee=Standard_False; | |
1981 | const Standard_Integer NbDePointsDeDepartDuChmLimit = 5; | |
1982 | // | |
1983 | do { | |
1984 | NombreDePointsDeDepartDuCheminement++; | |
1985 | switch (NombreDePointsDeDepartDuCheminement) { | |
1986 | case 1: | |
1987 | nbps2 = (nbp > 1) ? nbp/2 : 1; | |
1988 | if(nbp<3) | |
1989 | NombreDePointsDeDepartDuCheminement = NbDePointsDeDepartDuChmLimit; | |
1990 | break; | |
1991 | case 2: | |
1992 | nbps2 = 1; | |
1993 | break; | |
1994 | case 3: | |
1995 | nbps2 = nbp-1; | |
1996 | break; | |
1997 | case 4: | |
1998 | nbps2 = 3 * nbp / 4; | |
1999 | break; | |
2000 | case 5: | |
2001 | nbps2 = nbp / 4; | |
2002 | break; | |
2003 | default: | |
2004 | nbps2 = NombreDePointsDeDepartDuCheminement-3; | |
2005 | NombreDePointsDeDepartDuCheminement++; | |
2006 | } | |
2007 | // | |
2008 | if(TabPtDep[nbps2] == 0) { | |
2009 | TabPtDep[nbps2] = 1; | |
2010 | Interference.GetLinePoint(TabL[ls],nbps2,_x,_y,_z,U1,V1,U2,V2,incidence); | |
2011 | ||
2012 | StartParams(1) = U1; | |
2013 | StartParams(2) = V1; | |
2014 | StartParams(3) = U2; | |
2015 | StartParams(4) = V2; | |
2016 | ||
2017 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
2018 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
2019 | if(HasStartPoint) { | |
2020 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
2021 | NbLigCalculee = SLin.Length(); | |
2022 | Standard_Integer l; | |
2023 | for( l = 1; (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); l++) { | |
a7dd5d0f | 2024 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); |
2025 | ||
2026 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) { | |
2027 | dminiPointLigne = 0.0; | |
2028 | } | |
7fd59977 | 2029 | }// for( l ... |
2030 | ||
2031 | if(dminiPointLigne > SeuildPointLigne) { | |
2032 | PW.Perform(StartParams,UminLig1,VminLig1,UminLig2,VminLig2,UmaxLig1,VmaxLig1,UmaxLig2,VmaxLig2); | |
c66d7156 | 2033 | // |
7fd59977 | 2034 | Standard_Boolean bPWIsDone; |
2035 | Standard_Integer iPWNbPoints, aNbPointsVer; | |
2036 | Standard_Real aD11, aD12, aD21, aD22, aDx; | |
2037 | // | |
2038 | bPWIsDone=PW.IsDone(); | |
7fd59977 | 2039 | if(bPWIsDone) { |
2040 | iPWNbPoints=PW.NbPoints(); | |
2041 | // | |
2042 | if( iPWNbPoints > 2 ) { | |
2043 | RejetLigne = Standard_False; | |
2044 | Point3dDebut = PW.Value(1).Value(); | |
c66d7156 P |
2045 | Point3dFin = PW.Value(iPWNbPoints).Value(); |
2046 | for( ver = 1; (!RejetLigne) && (ver<= NbLigCalculee); ++ver) { | |
7fd59977 | 2047 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); |
2048 | // | |
2049 | aNbPointsVer=verwline->NbPnts(); | |
2050 | if (aNbPointsVer<3) { | |
2051 | continue; | |
2052 | } | |
2053 | // | |
2054 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); | |
2055 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
2056 | //xf | |
2057 | const gp_Pnt& aP21=verPointDebut.Value(); | |
2058 | const gp_Pnt& aP22=verPointFin.Value(); | |
2059 | // | |
2060 | aD11=Point3dDebut.Distance(aP21); | |
2061 | aD12=Point3dDebut.Distance(aP22); | |
2062 | aD21=Point3dFin.Distance(aP21); | |
2063 | aD22=Point3dFin.Distance(aP22); | |
2064 | // | |
2065 | if((aD11<=TolTangency && aD22<=TolTangency) || | |
2066 | (aD12<=TolTangency && aD21<=TolTangency)) { | |
2067 | Standard_Integer m, mx; | |
2068 | // | |
2069 | mx=aNbPointsVer/2; | |
2070 | if (aNbPointsVer%2) { | |
2071 | ++mx; | |
2072 | } | |
2073 | // | |
2074 | const gp_Pnt& aPx=verwline->Point(mx).Value(); | |
2075 | for(m=1; m<iPWNbPoints; ++m){ | |
2076 | const gp_Pnt& aP1=PW.Value(m).Value(); | |
2077 | const gp_Pnt& aP2=PW.Value(m+1).Value(); | |
2078 | gp_Vec aVec12(aP1, aP2); | |
2079 | if (aVec12.SquareMagnitude()<1.e-20){ | |
2080 | continue; | |
2081 | } | |
2082 | // | |
2083 | gp_Dir aDir12(aVec12); | |
2084 | gp_Lin aLin12(aP1, aDir12); | |
2085 | aDx=aLin12.Distance(aPx); | |
c66d7156 P |
2086 | //modified by NIZNHY-PKV Tue May 10 11:08:07 2011f |
2087 | if (aDx<=2.*Epsilon) { | |
2088 | //if (aDx<=TolTangency) { | |
2089 | //modified by NIZNHY-PKV Tue May 10 11:08:13 2011t | |
7fd59977 | 2090 | RejetLigne = Standard_True; |
2091 | break; | |
2092 | } | |
c66d7156 P |
2093 | }//for(m=1; m<iPWNbPoints; ++m){ |
2094 | }//if((aD11<=TolTangency && aD22<=TolTangency) ||... | |
2095 | }// for( ver = 1 ; (!RejetLigne) && (ver<= NbLigCalculee) ; ver++) { | |
7fd59977 | 2096 | // |
2097 | if(!RejetLigne) { | |
2098 | IntSurf_TypeTrans trans1,trans2; | |
2099 | Standard_Real locu,locv; | |
2100 | gp_Vec norm1,norm2,d1u,d1v; | |
2101 | gp_Pnt ptbid; | |
2102 | Standard_Integer indextg; | |
2103 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
2104 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
2105 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
2106 | norm1 = d1u.Crossed(d1v); | |
2107 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
2108 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
2109 | norm2 = d1u.Crossed(d1v); | |
2110 | if( tgline.DotCross(norm2,norm1) >= 0. ) { | |
2111 | trans1 = IntSurf_Out; | |
2112 | trans2 = IntSurf_In; | |
2113 | } | |
2114 | else { | |
2115 | trans1 = IntSurf_In; | |
2116 | trans2 = IntSurf_Out; | |
2117 | } | |
2118 | ||
2119 | Standard_Real TolTang = TolTangency; | |
2120 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
2121 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
2122 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
2123 | ||
2124 | if(wline->NbVertex() == 0) { | |
2125 | IntPatch_Point vtx; | |
2126 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
2127 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
2128 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
2129 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2130 | vtx.SetParameter(1); | |
2131 | wline->AddVertex(vtx); | |
2132 | ||
2133 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
2134 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
2135 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
2136 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2137 | vtx.SetParameter(wline->NbPnts()); | |
2138 | wline->AddVertex(vtx); | |
2139 | } | |
2140 | ||
2141 | lignetrouvee = Standard_True; | |
2142 | ||
2143 | Standard_Integer slinlen = SLin.Length(); | |
2144 | if( slinlen > 0 ) { | |
2145 | Standard_Integer cnbV = wline->NbVertex(); | |
2146 | Standard_Integer ciV; | |
2147 | for( ciV = 1; ciV <= cnbV; ciV++ ) { | |
2148 | Standard_Real pntDMin = 1.e+100; | |
2149 | Standard_Integer VDMin = 0; | |
2150 | Standard_Integer WLDMin = 0; | |
2151 | gp_Pnt cPV = wline->Vertex(ciV).Value(); | |
2152 | Standard_Integer iL; | |
2153 | for( iL = 1; iL <= slinlen; iL++) { | |
2154 | const Handle(IntPatch_Line)& aSLine = SLin.Value(iL); | |
2155 | IntPatch_IType aType = aSLine->ArcType(); | |
2156 | if( aType != IntPatch_Walking) | |
2157 | continue; | |
2158 | const Handle(IntPatch_WLine)& aWLine = (*((Handle(IntPatch_WLine)*)&aSLine)); | |
2159 | Standard_Integer tnbV = aWLine->NbVertex(); | |
2160 | Standard_Integer tiV; | |
2161 | for( tiV = 1; tiV <= tnbV; tiV++ ) { | |
2162 | gp_Pnt tPV = aWLine->Vertex(tiV).Value(); | |
2163 | Standard_Real tDistance = cPV.Distance(tPV); | |
2164 | Standard_Real uRs1 = Surf1->Surface().UResolution(tDistance); | |
2165 | Standard_Real vRs1 = Surf1->Surface().VResolution(tDistance); | |
2166 | Standard_Real uRs2 = Surf2->Surface().UResolution(tDistance); | |
2167 | Standard_Real vRs2 = Surf2->Surface().VResolution(tDistance); | |
2168 | Standard_Real RmaxS1 = Max(uRs1,vRs1); | |
2169 | Standard_Real RmaxS2 = Max(uRs2,vRs2); | |
2170 | if(RmaxS1 < 1.e-4 && RmaxS2 < 1.e-4) { | |
2171 | if( pntDMin > tDistance && tDistance > 1.e-9) { | |
2172 | pntDMin = tDistance; | |
2173 | VDMin = tiV; | |
2174 | WLDMin = iL; | |
2175 | } | |
2176 | } | |
2177 | } | |
2178 | } | |
2179 | ||
2180 | if( VDMin != 0 ) { | |
2181 | const Handle(IntPatch_Line)& aSLine = SLin.Value(WLDMin); | |
2182 | const Handle(IntPatch_WLine)& aWLine = (*((Handle(IntPatch_WLine)*)&aSLine)); | |
2183 | Standard_Integer tiVpar = (Standard_Integer)aWLine->Vertex(VDMin).ParameterOnLine(); | |
2184 | Standard_Integer ciVpar = (Standard_Integer)wline->Vertex(ciV).ParameterOnLine(); | |
2185 | Standard_Real u11 = 0., u12 = 0., v11 = 0., v12 = 0.; | |
2186 | Standard_Real u21 = 0., u22 = 0., v21 = 0., v22 = 0.; | |
2187 | wline->Point(ciVpar).Parameters(u11,v11,u12,v12); | |
2188 | aWLine->Point(tiVpar).Parameters(u21,v21,u22,v22); | |
2189 | ||
2190 | Handle(IntSurf_LineOn2S) newL2s = new IntSurf_LineOn2S(); | |
2191 | IntSurf_PntOn2S replacePnt = aWLine->Point(tiVpar); | |
2192 | Standard_Integer cNbP = wline->NbPnts(); | |
2193 | ||
2194 | TColStd_SequenceOfInteger VPold; | |
2195 | Standard_Integer iPo; | |
2196 | for( iPo = 1; iPo <= cnbV; iPo++ ) { | |
2197 | Standard_Real Po = wline->Vertex(iPo).ParameterOnLine(); | |
2198 | Standard_Integer IPo = (Standard_Integer) Po; | |
2199 | VPold.Append(IPo); | |
2200 | } | |
2201 | ||
2202 | Standard_Boolean removeNext = Standard_False; | |
2203 | Standard_Boolean removePrev = Standard_False; | |
2204 | if( ciV == 1) { | |
2205 | Standard_Integer dPar = Abs( VPold.Value(ciV) - VPold.Value(ciV+1)); | |
2206 | if(dPar > 10) { | |
2207 | removeNext = Standard_True; | |
2208 | for( iPo = (ciV+1); iPo <= cnbV; iPo++ ) | |
2209 | VPold.SetValue(iPo, VPold.Value(iPo) - 1 ); | |
2210 | } | |
2211 | } | |
2212 | else if( ciV == cnbV) { | |
2213 | Standard_Integer dPar = Abs( VPold.Value(ciV) - VPold.Value(ciV-1)); | |
2214 | if(dPar > 10) { | |
2215 | removePrev = Standard_True; | |
2216 | VPold.SetValue(ciV, VPold.Value(ciV) - 1 ); | |
2217 | } | |
2218 | } | |
2219 | else { | |
2220 | Standard_Integer dParMi = Abs( VPold.Value(ciV) - VPold.Value(ciV-1)); | |
2221 | Standard_Integer dParMa = Abs( VPold.Value(ciV) - VPold.Value(ciV+1)); | |
2222 | if(dParMi > 10) { | |
2223 | removePrev = Standard_True; | |
2224 | VPold.SetValue(ciV, VPold.Value(ciV) - 1 ); | |
2225 | } | |
2226 | if(dParMa > 10) { | |
2227 | removeNext = Standard_True; | |
2228 | for( iPo = (ciV+1); iPo <= cnbV; iPo++ ) { | |
2229 | if(dParMi > 10) | |
2230 | VPold.SetValue(iPo, VPold.Value(iPo) - 2 ); | |
2231 | else | |
2232 | VPold.SetValue(iPo, VPold.Value(iPo) - 1 ); | |
2233 | } | |
2234 | } | |
2235 | else { | |
2236 | if(dParMi > 10) | |
2237 | for( iPo = (ciV+1); iPo <= cnbV; iPo++ ) | |
2238 | VPold.SetValue(iPo, VPold.Value(iPo) - 1 ); | |
2239 | } | |
2240 | } | |
2241 | Standard_Integer pI = (Standard_Integer) ciVpar; | |
2242 | ||
2243 | Standard_Integer iP; | |
2244 | for( iP = 1; iP <= cNbP; iP++) { | |
2245 | if( pI == iP ) | |
2246 | newL2s->Add(replacePnt); | |
2247 | else if(removeNext && iP == (pI + 1)) | |
2248 | continue; | |
2249 | else if(removePrev && iP == (pI - 1)) | |
2250 | continue; | |
2251 | else | |
2252 | newL2s->Add(wline->Point(iP)); | |
2253 | } | |
2254 | ||
2255 | IntPatch_Point newVtx; | |
2256 | gp_Pnt Pnt3dV = aWLine->Vertex(VDMin).Value(); | |
2257 | newVtx.SetValue(Pnt3dV,TolTang,Standard_False); | |
2258 | newVtx.SetParameters(u21,v21,u22,v22); | |
2259 | newVtx.SetParameter(VPold.Value(ciV)); | |
2260 | ||
2261 | Handle(IntPatch_WLine) NWLine = new IntPatch_WLine(newL2s,Standard_False,trans1,trans2); | |
2262 | ||
2263 | Standard_Integer iV; | |
2264 | for( iV = 1; iV <= cnbV; iV++ ) { | |
2265 | if( iV == ciV ) | |
2266 | NWLine->AddVertex(newVtx); | |
2267 | else { | |
2268 | IntPatch_Point theVtx = wline->Vertex(iV); | |
2269 | theVtx.SetParameter(VPold.Value(iV)); | |
2270 | NWLine->AddVertex(theVtx); | |
2271 | } | |
2272 | } | |
2273 | ||
2274 | wline = NWLine; | |
2275 | } | |
2276 | } | |
2277 | }// SLin.Length > 0 | |
2278 | ||
a7dd5d0f | 2279 | AddWLine(SLin, wline, Deflection); |
7fd59977 | 2280 | empt = Standard_False; |
2281 | }// !RejetLigne | |
2282 | }// PW points > 2 | |
2283 | }// done is True | |
2284 | }// dminiPointLigne > SeuildPointLigne | |
2285 | }// HasStartPoint | |
2286 | }// if TabPtDep[nbps2] == 0 | |
2287 | } while(nbp>5 && !( (NombreDePointsDeDepartDuCheminement >= NbDePointsDeDepartDuChmLimit && lignetrouvee) || | |
2288 | (NombreDePointsDeDepartDuCheminement-3 >= nbp && (!lignetrouvee)))); | |
2289 | delete [] TabPtDep; | |
2290 | }// for( ls ... | |
2291 | ||
2292 | delete [] TabL; | |
2293 | ||
2294 | }// if nbLigSec >= 1 | |
2295 | // | |
2296 | AdjustOnPeriodic(Surf1, Surf2, SLin); | |
2297 | // | |
2298 | ||
2299 | //-------------------------------------------------------------------- | |
2300 | //-- Calcul des parametres approches a partir des Zones De Tangence -- | |
2301 | //-------------------------------------------------------------------- | |
2302 | Standard_Real UminLig1,VminLig1,UmaxLig1,VmaxLig1; | |
2303 | Standard_Real UminLig2,VminLig2,UmaxLig2,VmaxLig2; | |
2304 | ||
2305 | UminLig1=VminLig1=UminLig2=VminLig2=RealLast(); | |
2306 | UmaxLig1=VmaxLig1=UmaxLig2=VmaxLig2=-UminLig1; | |
2307 | ||
2308 | // NbPointsInTangentZone always == 1 (eap) | |
2309 | ||
2310 | Standard_Integer z; | |
2311 | for( z=1; z <= nbTanZon; z++) { | |
2312 | //Standard_Integer NbPointsInTangentZone=Interference.NbPointsInTangentZone(z); | |
2313 | //for(Standard_Integer pz=1; pz<=NbPointsInTangentZone; pz++) { | |
2314 | Standard_Integer pz=1; | |
2315 | Standard_Real _x,_y,_z; | |
2316 | Interference.GetTangentZonePoint(z,pz,_x,_y,_z,U1,V1,U2,V2); | |
2317 | ||
2318 | if(U1>UmaxLig1) UmaxLig1=U1; | |
2319 | if(V1>VmaxLig1) VmaxLig1=V1; | |
2320 | if(U2>UmaxLig2) UmaxLig2=U2; | |
2321 | if(V2>VmaxLig2) VmaxLig2=V2; | |
2322 | ||
2323 | if(U1<UminLig1) UminLig1=U1; | |
2324 | if(V1<VminLig1) VminLig1=V1; | |
2325 | if(U2<UminLig2) UminLig2=U2; | |
2326 | if(V2<VminLig2) VminLig2=V2; | |
2327 | //} | |
2328 | } | |
2329 | for(z=1; z <= nbTanZon; z++) { | |
2330 | ||
2331 | //Standard_Integer NbPointsInTangentZone=Interference.NbPointsInTangentZone(z); | |
2332 | //for(Standard_Integer pz=1; pz<=NbPointsInTangentZone; pz++) { | |
2333 | Standard_Integer pz=1; | |
2334 | Standard_Real _x,_y,_z; | |
2335 | Interference.GetTangentZonePoint(z,pz,_x,_y,_z,U1,V1,U2,V2); | |
2336 | ||
2337 | StartParams(1) = U1; | |
2338 | StartParams(2) = V1; | |
2339 | StartParams(3) = U2; | |
2340 | StartParams(4) = V2; | |
2341 | ||
2342 | //----------------------------------------------------------------------- | |
2343 | //-- Calcul du premier point de cheminement a partir du point approche -- | |
2344 | //----------------------------------------------------------------------- | |
2345 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
2346 | if(HasStartPoint) { | |
2347 | //------------------------------------------------- | |
2348 | //-- Un point a ete trouve -- | |
2349 | //-- On verifie qu il n appartient pas -- | |
2350 | //-- a une ligne de cheminement deja calculee. -- | |
2351 | //------------------------------------------------- | |
2352 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
2353 | ||
2354 | NbLigCalculee = SLin.Length(); | |
2355 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
2356 | ||
2357 | for(Standard_Integer l=1; | |
2358 | (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); | |
2359 | l++) { | |
a7dd5d0f | 2360 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); |
7fd59977 | 2361 | |
a7dd5d0f | 2362 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) { |
2363 | dminiPointLigne = 0.0; | |
2364 | } | |
2365 | } | |
7fd59977 | 2366 | |
2367 | //-- Fin d exploration des lignes | |
c66d7156 P |
2368 | if(dminiPointLigne > SeuildPointLigne) { |
2369 | //--------------------------------------------------- | |
2370 | //-- Le point de depart du nouveau cheminement -- | |
2371 | //-- n est present dans aucune ligne deja calculee.-- | |
2372 | //--------------------------------------------------- | |
2373 | PW.Perform(StartParams, | |
2374 | UminLig1,VminLig1,UminLig2,VminLig2, | |
2375 | UmaxLig1,VmaxLig1,UmaxLig2,VmaxLig2); | |
2376 | if(PW.IsDone()) { | |
2377 | if(PW.NbPoints()>2) { | |
2378 | //----------------------------------------------- | |
2379 | //-- Verification a posteriori : | |
2380 | //-- On teste si le point de depart et de fin de | |
2381 | //-- la ligne de cheminement est present dans une | |
2382 | //-- autre ligne . | |
2383 | //----------------------------------------------- | |
2384 | RejetLigne = Standard_False; | |
2385 | Point3dDebut = PW.Value(1).Value(); | |
a7dd5d0f | 2386 | const IntSurf_PntOn2S& PointFin = PW.Value(PW.NbPoints()); |
2387 | Point3dFin = PointFin.Value(); | |
c66d7156 P |
2388 | |
2389 | for(ver=1 ; (!RejetLigne) && (ver<= NbLigCalculee) ; ver++) { | |
2390 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); | |
2391 | //-- Handle(IntPatch_WLine) verwline=Handle(IntPatch_WLine)::DownCast(SLin.Value(ver)); | |
a7dd5d0f | 2392 | |
2393 | // Check end point if it is on existing line. | |
2394 | // Start point is checked before. | |
2395 | if (IsPointOnLine(PointFin, verwline, Deflection)) { | |
2396 | RejetLigne = Standard_True; | |
2397 | break; | |
2398 | } | |
2399 | ||
c66d7156 P |
2400 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); |
2401 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
2402 | if(Point3dDebut.Distance(verPointDebut.Value()) < TolTangency) { | |
2403 | RejetLigne = Standard_True; | |
2404 | } | |
2405 | else { | |
2406 | if(Point3dFin.Distance(verPointFin.Value()) < TolTangency) { | |
2407 | RejetLigne = Standard_True; | |
2408 | } | |
2409 | } | |
2410 | } | |
2411 | ||
2412 | if(!RejetLigne) { | |
7fd59977 | 2413 | |
c66d7156 P |
2414 | IntSurf_TypeTrans trans1,trans2; |
2415 | Standard_Real locu,locv; | |
2416 | gp_Vec norm1,norm2,d1u,d1v; | |
2417 | gp_Pnt ptbid; | |
2418 | Standard_Integer indextg; | |
2419 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
2420 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
2421 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
2422 | norm1 = d1u.Crossed(d1v); | |
2423 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
2424 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
2425 | norm2 = d1u.Crossed(d1v); | |
2426 | if (tgline.DotCross(norm2,norm1)>0.) { | |
2427 | trans1 = IntSurf_Out; | |
2428 | trans2 = IntSurf_In; | |
2429 | } | |
2430 | else { | |
2431 | trans1 = IntSurf_In; | |
2432 | trans2 = IntSurf_Out; | |
2433 | } | |
2434 | ||
2435 | ||
2436 | ||
2437 | Standard_Real TolTang = TolTangency; | |
2438 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
2439 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
2440 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
2441 | ||
2442 | //--------------- | |
2443 | if(wline->NbVertex() == 0) { | |
2444 | IntPatch_Point vtx; | |
2445 | IntSurf_PntOn2S POn2S = PW.Line()->Value(1); | |
2446 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
2447 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
2448 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2449 | vtx.SetParameter(1); | |
2450 | wline->AddVertex(vtx); | |
2451 | ||
2452 | POn2S = PW.Line()->Value(wline->NbPnts()); | |
2453 | POn2S.Parameters(pu1,pv1,pu2,pv2); | |
2454 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
2455 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2456 | vtx.SetParameter(wline->NbPnts()); | |
2457 | wline->AddVertex(vtx); | |
2458 | } | |
2459 | ||
2460 | //--------------- | |
a7dd5d0f | 2461 | AddWLine(SLin, wline, Deflection); |
c66d7156 P |
2462 | empt = Standard_False; |
2463 | ||
2464 | } | |
2465 | else { | |
2466 | //-- cout<<" ----- REJET DE LIGNE (POINT DE DEPART) ----- "<<endl; | |
2467 | } | |
2468 | //------------------------------------------------------------ | |
2469 | } | |
2470 | } //-- le cheminement a reussi (done a True) | |
2471 | } //-- le point approche ne renvoie pas sur une ligne existante | |
2472 | } //-- Si HasStartPoint | |
2473 | //} //-- Boucle Sur les Points de la Tangent Zone | |
2474 | } //-- Boucle sur Les Tangent Zones | |
7fd59977 | 2475 | |
c66d7156 P |
2476 | if ( pInterference ) { |
2477 | delete pInterference; | |
2478 | pInterference = NULL; | |
2479 | } | |
2480 | return; | |
2481 | }// if((NbU1*NbV1<=Limit && NbV2*NbU2<=Limit)) { | |
2482 | ||
2483 | Handle(IntSurf_LineOn2S) LOn2S = new IntSurf_LineOn2S(); | |
2484 | PointDepart( LOn2S, Surf1, NbU1, NbV1, Surf2, NbU2, NbV2 ); | |
7fd59977 | 2485 | empt = Standard_True; |
2486 | done = Standard_True; | |
2487 | SLin.Clear(); | |
2488 | ||
c66d7156 P |
2489 | Standard_Integer NbLigCalculee = 0; |
2490 | Standard_Real U1,U2,V1,V2; | |
7fd59977 | 2491 | Standard_Real pu1,pu2,pv1,pv2; |
2492 | ||
2493 | TColStd_Array1OfReal StartParams(1,4); | |
c66d7156 P |
2494 | Standard_Integer MaxOscill = NbU1; |
2495 | if(MaxOscill < NbU2) MaxOscill=NbU2; | |
2496 | if(MaxOscill < NbV1) MaxOscill=NbV1; | |
2497 | if(MaxOscill < NbV2) MaxOscill=NbV2; | |
7fd59977 | 2498 | |
c66d7156 P |
2499 | Standard_Real nIncrement=Increment; |
2500 | //if(MaxOscill>10) | |
2501 | //nIncrement/=0.5*MaxOscill; | |
2502 | ||
2503 | IntPatch_ThePWalkingInter PW(Surf1,Surf2,TolTangency,Epsilon,Deflection,nIncrement); | |
2504 | Standard_Real SeuildPointLigne = 15.0 * Increment * Increment; //-- 10 est insuffisant | |
2505 | Standard_Real dminiPointLigne; | |
2506 | Standard_Boolean HasStartPoint,RejetLigne; | |
7fd59977 | 2507 | IntSurf_PntOn2S StartPOn2S; |
c66d7156 | 2508 | Standard_Integer ver; |
7fd59977 | 2509 | gp_Pnt Point3dDebut,Point3dFin; |
c66d7156 | 2510 | |
7fd59977 | 2511 | //------------------------------------------------------------ |
c66d7156 P |
2512 | //-- Calcul des parametres approches a partir des Zones De Tangence -- |
2513 | //-------------------------------------------------------------------- | |
2514 | Standard_Integer nbTanZon = LOn2S->NbPoints(); | |
2515 | for(Standard_Integer z=1; z <= nbTanZon; z++) { | |
2516 | const IntSurf_PntOn2S& POn2S = LOn2S->Value(z); | |
2517 | POn2S.Parameters(U1,V1,U2,V2); | |
2518 | StartParams(1) = U1; | |
2519 | StartParams(2) = V1; | |
2520 | StartParams(3) = U2; | |
2521 | StartParams(4) = V2; | |
7fd59977 | 2522 | |
c66d7156 P |
2523 | //----------------------------------------------------------------------- |
2524 | //-- Calcul du premier point de cheminement a partir du point approche -- | |
2525 | //----------------------------------------------------------------------- | |
2526 | HasStartPoint = PW.PerformFirstPoint(StartParams,StartPOn2S); | |
2527 | if(HasStartPoint) { | |
2528 | //------------------------------------------------- | |
2529 | //-- Un point a ete trouve -- | |
2530 | //-- On verifie qu il n appartient pas -- | |
2531 | //-- a une ligne de cheminement deja calculee. -- | |
2532 | //------------------------------------------------- | |
2533 | StartPOn2S.Parameters(pu1,pv1,pu2,pv2); | |
7fd59977 | 2534 | |
c66d7156 P |
2535 | NbLigCalculee = SLin.Length(); |
2536 | dminiPointLigne = SeuildPointLigne + SeuildPointLigne; | |
7fd59977 | 2537 | |
c66d7156 P |
2538 | for(Standard_Integer l=1; |
2539 | (l <= NbLigCalculee) && (dminiPointLigne >= SeuildPointLigne); | |
2540 | l++) { | |
a7dd5d0f | 2541 | const Handle(IntPatch_WLine)& testwline = *((Handle(IntPatch_WLine)*)&SLin.Value(l)); |
2542 | ||
2543 | if (IsPointOnLine(StartPOn2S, testwline, Deflection)) { | |
2544 | dminiPointLigne = 0.0; | |
2545 | } | |
7fd59977 | 2546 | } |
a7dd5d0f | 2547 | |
c66d7156 P |
2548 | //-- Fin d exploration des lignes |
2549 | if(dminiPointLigne > SeuildPointLigne) { | |
2550 | //--------------------------------------------------- | |
2551 | //-- Le point de depart du nouveau cheminement -- | |
2552 | //-- n est present dans aucune ligne deja calculee.-- | |
2553 | //--------------------------------------------------- | |
2554 | PW.Perform(StartParams); | |
2555 | if(PW.IsDone()) { | |
2556 | if(PW.NbPoints()>2) { | |
2557 | //----------------------------------------------- | |
2558 | //-- Verification a posteriori : | |
2559 | //-- On teste si le point de depart et de fin de | |
2560 | //-- la ligne de cheminement est present dans une | |
2561 | //-- autre ligne . | |
2562 | //----------------------------------------------- | |
2563 | RejetLigne = Standard_False; | |
2564 | Point3dDebut = PW.Value(1).Value(); | |
a7dd5d0f | 2565 | const IntSurf_PntOn2S& PointFin = PW.Value(PW.NbPoints()); |
2566 | Point3dFin = PointFin.Value(); | |
c66d7156 P |
2567 | |
2568 | for(ver=1 ; (!RejetLigne) && (ver<= NbLigCalculee) ; ver++) { | |
2569 | const Handle(IntPatch_WLine)& verwline = *((Handle(IntPatch_WLine)*)&SLin.Value(ver)); | |
2570 | //-- Handle(IntPatch_WLine) verwline=Handle(IntPatch_WLine)::DownCast(SLin.Value(ver)); | |
a7dd5d0f | 2571 | |
2572 | // Check end point if it is on existing line. | |
2573 | // Start point is checked before. | |
2574 | if (IsPointOnLine(PointFin, verwline, Deflection)) { | |
2575 | RejetLigne = Standard_True; | |
2576 | break; | |
2577 | } | |
2578 | ||
c66d7156 P |
2579 | const IntSurf_PntOn2S& verPointDebut = verwline->Point(1); |
2580 | const IntSurf_PntOn2S& verPointFin = verwline->Point(verwline->NbPnts()); | |
2581 | if(Point3dDebut.Distance(verPointDebut.Value()) < TolTangency) { | |
2582 | RejetLigne = Standard_True; | |
2583 | } | |
2584 | else { | |
2585 | if(Point3dFin.Distance(verPointFin.Value()) < TolTangency) { | |
2586 | RejetLigne = Standard_True; | |
2587 | } | |
2588 | } | |
2589 | } | |
2590 | ||
2591 | if(!RejetLigne) { | |
2592 | ||
2593 | IntSurf_TypeTrans trans1,trans2; | |
2594 | Standard_Real locu,locv; | |
2595 | gp_Vec norm1,norm2,d1u,d1v; | |
2596 | gp_Pnt ptbid; | |
2597 | Standard_Integer indextg; | |
2598 | gp_Vec tgline(PW.TangentAtLine(indextg)); | |
2599 | PW.Line()->Value(indextg).ParametersOnS1(locu,locv); | |
2600 | Surf1->D1(locu,locv,ptbid,d1u,d1v); | |
2601 | norm1 = d1u.Crossed(d1v); | |
2602 | PW.Line()->Value(indextg).ParametersOnS2(locu,locv); | |
2603 | Surf2->D1(locu,locv,ptbid,d1u,d1v); | |
2604 | norm2 = d1u.Crossed(d1v); | |
2605 | if (tgline.DotCross(norm2,norm1)>0.) { | |
2606 | trans1 = IntSurf_Out; | |
2607 | trans2 = IntSurf_In; | |
2608 | } | |
2609 | else { | |
2610 | trans1 = IntSurf_In; | |
2611 | trans2 = IntSurf_Out; | |
2612 | } | |
2613 | ||
2614 | ||
2615 | ||
2616 | Standard_Real TolTang = TolTangency; | |
2617 | Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2); | |
2618 | IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang); | |
2619 | IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang); | |
2620 | ||
2621 | //--------------- | |
2622 | if(wline->NbVertex() == 0) { | |
2623 | IntPatch_Point vtx; | |
2624 | const IntSurf_PntOn2S& POn2Sf = PW.Line()->Value(1); | |
2625 | POn2Sf.Parameters(pu1,pv1,pu2,pv2); | |
2626 | vtx.SetValue(Point3dDebut,TolTang,Standard_False); | |
2627 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2628 | vtx.SetParameter(1); | |
2629 | wline->AddVertex(vtx); | |
2630 | ||
2631 | const IntSurf_PntOn2S& POn2Sl = PW.Line()->Value(wline->NbPnts()); | |
2632 | POn2Sl.Parameters(pu1,pv1,pu2,pv2); | |
2633 | vtx.SetValue(Point3dFin,TolTang,Standard_False); | |
2634 | vtx.SetParameters(pu1,pv1,pu2,pv2); | |
2635 | vtx.SetParameter(wline->NbPnts()); | |
2636 | wline->AddVertex(vtx); | |
2637 | } | |
2638 | ||
2639 | //--------------- | |
a7dd5d0f | 2640 | AddWLine(SLin, wline, Deflection); |
c66d7156 P |
2641 | empt = Standard_False; |
2642 | ||
2643 | } | |
2644 | else { | |
2645 | //-- cout<<" ----- REJET DE LIGNE (POINT DE DEPART) ----- "<<endl; | |
2646 | } | |
2647 | //------------------------------------------------------------ | |
2648 | } | |
2649 | } //-- le cheminement a reussi (done a True) | |
2650 | } //-- le point approche ne renvoie pas sur une ligne existante | |
2651 | } //-- Si HasStartPoint | |
2652 | } //-- Boucle sur Les Tangent Zones | |
2653 | ||
7fd59977 | 2654 | } |
c66d7156 P |
2655 | //modified by NIZNHY-PKV Wed May 25 09:39:07 2011f |
2656 | //======================================================================= | |
2657 | //class : IntPatch_InfoPD | |
2658 | //purpose : | |
2659 | //======================================================================= | |
2660 | class IntPatch_InfoPD { | |
2661 | public: | |
2662 | //----------------------------------------C-tor | |
2663 | IntPatch_InfoPD(const Standard_Integer aNBI) { | |
2664 | Standard_Integer aNBI2, i, j; | |
2665 | myNBI=aNBI; | |
2666 | // | |
2667 | aNBI2=aNBI*aNBI; | |
2668 | myP1DS2=new char[aNBI2]; | |
2669 | myP2DS1=new char[aNBI2]; | |
2670 | myIP1=new Standard_Integer[aNBI2]; | |
2671 | myIP2=new Standard_Integer[aNBI2]; | |
2672 | myP1=new gp_Pnt[aNBI2]; | |
2673 | myP2=new gp_Pnt[aNBI2]; | |
2674 | // | |
2675 | for (i=0; i<myNBI; ++i) { | |
2676 | for (j=0; j<myNBI; ++j) { | |
2677 | xP1DS2(i, j)=0; | |
2678 | xP2DS1(i, j)=0; | |
2679 | xIP1(i, j)=0; | |
2680 | xIP2(i, j)=0; | |
2681 | xP1(i, j).SetCoord(0., 0., 0.); | |
2682 | xP2(i, j).SetCoord(0., 0., 0.); | |
2683 | } | |
2684 | } | |
2685 | }; | |
2686 | //---------------------------------------- D-tor | |
2687 | ~IntPatch_InfoPD() { | |
2688 | delete [] (char*) myP1DS2; | |
2689 | delete [] (char*) myP2DS1; | |
2690 | delete [] (Standard_Integer*) myIP1; | |
2691 | delete [] (Standard_Integer*) myIP2; | |
2692 | delete [] (gp_Pnt*)myP1; | |
2693 | delete [] (gp_Pnt*)myP2; | |
2694 | }; | |
2695 | //---------------------------------------- Index | |
2696 | Standard_Integer Index(const Standard_Integer i, | |
2697 | const Standard_Integer j) const { | |
2698 | return i*myNBI+j; | |
2699 | }; | |
2700 | //---------------------------------------- NBI | |
2701 | Standard_Integer NBI() const { | |
2702 | return myNBI; | |
2703 | }; | |
2704 | //----------------------------------------xP1DS2 | |
2705 | char& xP1DS2(const Standard_Integer i, | |
2706 | const Standard_Integer j) { | |
2707 | return myP1DS2[Index(i,j)]; | |
2708 | }; | |
2709 | //----------------------------------------xP2DS1 | |
2710 | char& xP2DS1(const Standard_Integer i, | |
2711 | const Standard_Integer j) { | |
2712 | return myP2DS1[Index(i,j)]; | |
2713 | }; | |
2714 | //----------------------------------------xIP1 | |
2715 | Standard_Integer& xIP1(const Standard_Integer i, | |
2716 | const Standard_Integer j) { | |
2717 | return myIP1[Index(i,j)]; | |
2718 | }; | |
2719 | //----------------------------------------xIP2 | |
2720 | Standard_Integer& xIP2(const Standard_Integer i, | |
2721 | const Standard_Integer j) { | |
2722 | return myIP2[Index(i,j)]; | |
2723 | }; | |
2724 | //----------------------------------------xP1 | |
2725 | gp_Pnt& xP1(const Standard_Integer i, | |
2726 | const Standard_Integer j) { | |
2727 | return myP1[Index(i,j)]; | |
2728 | }; | |
2729 | //----------------------------------------xP1 | |
2730 | gp_Pnt& xP2(const Standard_Integer i, | |
2731 | const Standard_Integer j) { | |
2732 | return myP2[Index(i,j)]; | |
2733 | }; | |
2734 | protected: | |
2735 | Standard_Integer myNBI; | |
2736 | char *myP1DS2; | |
2737 | char *myP2DS1; | |
2738 | Standard_Integer *myIP1; | |
2739 | Standard_Integer *myIP2; | |
2740 | gp_Pnt *myP1; | |
2741 | gp_Pnt *myP2; | |
2742 | }; | |
2743 | //modified by NIZNHY-PKV Tue May 24 11:38:55 2011t | |
7fd59977 | 2744 | //================================================================================== |
c66d7156 | 2745 | // function : PointDepart |
7fd59977 | 2746 | // purpose : |
2747 | //================================================================================== | |
c66d7156 P |
2748 | void IntPatch_PrmPrmIntersection::PointDepart(Handle(IntSurf_LineOn2S)& LineOn2S, |
2749 | const Handle(Adaptor3d_HSurface)& S1, | |
2750 | const Standard_Integer SU_1, | |
2751 | const Standard_Integer SV_1, | |
2752 | const Handle(Adaptor3d_HSurface)& S2, | |
2753 | const Standard_Integer SU_2, | |
2754 | const Standard_Integer SV_2) const | |
2755 | { | |
2756 | Standard_Integer i, j, xNBI; | |
2757 | //modified by NIZNHY-PKV Tue May 24 11:37:38 2011f | |
2758 | xNBI=200; | |
2759 | IntPatch_InfoPD aIPD(xNBI); | |
2760 | //modified by NIZNHY-PKV Wed May 25 06:47:12 2011t | |
2761 | Standard_Integer iC15, SU1, SV1, SU2, SV2; | |
2762 | Standard_Real U0, U1, V0, V1, U, V; | |
2763 | Standard_Real resu0,resu1,resv0,resv1; | |
2764 | Standard_Real du1,du2,dv1,dv2, dmaxOn1, dmaxOn2; | |
2765 | Standard_Real x0,y0,z0, x1,y1,z1,d; | |
2766 | Bnd_Box Box1, Box2; | |
7fd59977 | 2767 | // |
c66d7156 P |
2768 | iC15=15; |
2769 | SU1 =iC15*SU_1 ; | |
2770 | SV1 =iC15*SV_1 ; | |
2771 | SU2 =iC15*SU_2 ; | |
2772 | SV2 =iC15*SV_2 ; | |
7fd59977 | 2773 | // |
c66d7156 P |
2774 | if(xNBI<SU1) { |
2775 | SU1 = xNBI; | |
2776 | } | |
2777 | if(xNBI<SV1){ | |
2778 | SV1 = xNBI; | |
2779 | } | |
2780 | if(xNBI<SU2){ | |
2781 | SU2 = xNBI; | |
2782 | } | |
2783 | if(xNBI<SV2){ | |
2784 | SV2 = xNBI; | |
2785 | } | |
2786 | // | |
2787 | U0 = S1->FirstUParameter(); | |
2788 | U1 = S1->LastUParameter(); | |
2789 | V0 = S1->FirstVParameter(); | |
2790 | V1 = S1->LastVParameter(); | |
2791 | // | |
2792 | resu0=U0; | |
2793 | resu1=U1; | |
2794 | resv1=V1; | |
2795 | resv0=V0; | |
2796 | // | |
2797 | dmaxOn1 = 0.0; | |
2798 | dmaxOn2 = 0.0; | |
2799 | //----- | |
2800 | du1 = (U1-U0)/(SU1-1); | |
2801 | dv1 = (V1-V0)/(SV1-1); | |
2802 | for(U=U0,i=0; i<SU1; i++,U+=du1) { | |
2803 | for(V=V0,j=0; j<SV1; V+=dv1,j++) { | |
2804 | aIPD.xP1(i, j)= S1->Value(U,V); | |
2805 | Box1.Add(aIPD.xP1(i, j)); | |
2806 | if(i>0 && j>0) { | |
2807 | aIPD.xP1(i, j) .Coord(x0,y0,z0); | |
2808 | aIPD.xP1(i-1, j-1).Coord(x1,y1,z1); | |
2809 | // | |
2810 | d=Abs(x1-x0)+Abs(y1-y0)+Abs(z1-z0); | |
2811 | if(d>dmaxOn1) { | |
2812 | dmaxOn1 = d; | |
2813 | } | |
2814 | } | |
2815 | } | |
2816 | } | |
2817 | Box1.Enlarge(1.e-8); | |
2818 | // | |
2819 | U0 = S2->FirstUParameter(); | |
2820 | U1 = S2->LastUParameter(); | |
2821 | V0 = S2->FirstVParameter(); | |
2822 | V1 = S2->LastVParameter(); | |
2823 | // | |
2824 | du2 = (U1-U0)/(SU2-1); | |
2825 | dv2 = (V1-V0)/(SV2-1); | |
2826 | for(U=U0,i=0; i<SU2; i++,U+=du2) { | |
2827 | for(V=V0,j=0; j<SV2; V+=dv2,j++) { | |
2828 | aIPD.xP2(i, j) = S2->Value(U,V); | |
2829 | Box2.Add(aIPD.xP2(i, j)); | |
2830 | if(i>0 && j>0) { | |
2831 | aIPD.xP2(i, j) .Coord(x0,y0,z0); | |
2832 | aIPD.xP2(i-1, j-1).Coord(x1,y1,z1); | |
2833 | d = Abs(x1-x0)+Abs(y1-y0)+Abs(z1-z0); | |
2834 | if(d>dmaxOn2) { | |
2835 | dmaxOn2 = d; | |
2836 | } | |
2837 | } | |
2838 | } | |
2839 | } | |
2840 | Box2.Enlarge(1.e-8); | |
2841 | //-------- | |
2842 | // | |
2843 | if(Box1.IsOut(Box2)) { | |
2844 | ||
2845 | return; | |
2846 | } | |
2847 | // | |
2848 | Standard_Integer aNbPG; | |
2849 | Standard_Real x10,y10,z10,x11,y11,z11; | |
2850 | Standard_Real x20,y20,z20,x21,y21,z21; | |
2851 | Standard_Real dx, dy, dz, dmax; | |
2852 | Standard_Real dx2, dy2, dz2; | |
2853 | // | |
2854 | Box1.Get(x10,y10,z10,x11,y11,z11); | |
2855 | Box2.Get(x20,y20,z20,x21,y21,z21); | |
2856 | // | |
2857 | x0 = (x10>x20)? x10 : x20; | |
2858 | y0 = (y10>y20)? y10 : y20; | |
2859 | z0 = (z10>z20)? z10 : z20; | |
2860 | // | |
2861 | x1 = (x11<x21)? x11 : x21; | |
2862 | y1 = (y11<y21)? y11 : y21; | |
2863 | z1 = (z11<z21)? z11 : z21; | |
2864 | // | |
2865 | if(dmaxOn2 > dmaxOn1) { | |
2866 | dmaxOn1 = dmaxOn2; | |
7fd59977 | 2867 | } |
2868 | // | |
c66d7156 P |
2869 | dmaxOn1+=dmaxOn1; |
2870 | x0-=dmaxOn1; | |
2871 | y0-=dmaxOn1; | |
2872 | z0-=dmaxOn1; | |
2873 | x1+=dmaxOn1; | |
2874 | y1+=dmaxOn1; | |
2875 | z1+=dmaxOn1; | |
2876 | // | |
2877 | x10-=dmaxOn1; y10-=dmaxOn1; z10-=dmaxOn1; | |
2878 | x11+=dmaxOn1; y11+=dmaxOn1; z11+=dmaxOn1; | |
2879 | ||
2880 | x20-=dmaxOn1; y20-=dmaxOn1; z20-=dmaxOn1; | |
2881 | x21+=dmaxOn1; y21+=dmaxOn1; z21+=dmaxOn1; | |
2882 | ||
2883 | aNbPG=NbPointsGrille(); | |
2884 | dx = (x1-x0)/aNbPG; | |
2885 | dy = (y1-y0)/aNbPG; | |
2886 | dz = (z1-z0)/aNbPG; | |
7fd59977 | 2887 | // |
c66d7156 P |
2888 | dmax = dx; |
2889 | if(dy>dmax) { | |
2890 | dmax = dy; | |
7fd59977 | 2891 | } |
c66d7156 P |
2892 | if(dz>dmax){ |
2893 | dmax = dz; | |
7fd59977 | 2894 | } |
c66d7156 P |
2895 | // |
2896 | if(dx<dmax*0.01) { | |
2897 | dx = dmax*0.01; | |
7fd59977 | 2898 | } |
c66d7156 P |
2899 | if(dy<dmax*0.01) { |
2900 | dy = dmax*0.01; | |
2901 | } | |
2902 | if(dz<dmax*0.01) { | |
2903 | dz = dmax*0.01; | |
7fd59977 | 2904 | } |
2905 | // | |
c66d7156 P |
2906 | dx2 = dx*0.5; |
2907 | dy2 = dy*0.5; | |
2908 | dz2 = dz*0.5 ; | |
2909 | // | |
2910 | IntPatch_PrmPrmIntersection_T3Bits M1(_BASE); | |
2911 | IntPatch_PrmPrmIntersection_T3Bits M2(_BASE); | |
2912 | // | |
2913 | for(i=0;i<SU1;i++) { | |
2914 | for(j=0;j<SV1;j++) { | |
2915 | aIPD.xIP1(i, j)=-1; | |
2916 | const gp_Pnt& P=aIPD.xP1(i, j); | |
2917 | aIPD.xP1DS2(i, j) = CodeReject(x20,y20,z20,x21,y21,z21,P.X(),P.Y(),P.Z()); | |
2918 | int ix = (int)((P.X()-x0 + dx2 )/dx); | |
2919 | if(DansGrille(ix)) { | |
2920 | int iy = (int)((P.Y()-y0 + dy2)/dy); | |
2921 | if(DansGrille(iy)) { | |
2922 | int iz = (int)((P.Z()-z0 + dz2)/dz); | |
2923 | if(DansGrille(iz)) { | |
2924 | aIPD.xIP1(i, j) = GrilleInteger(ix,iy,iz); | |
2925 | } | |
2926 | } | |
2927 | } | |
2928 | } | |
2929 | } | |
2930 | //-- cout<<" Grille du 1 fini "<<endl; | |
2931 | for(i=0;i<SU2;i++) { | |
2932 | for(j=0;j<SV2;j++) { | |
2933 | aIPD.xIP2(i, j)=-1; | |
2934 | const gp_Pnt& P=aIPD.xP2(i, j); | |
2935 | aIPD.xP2DS1(i, j) = CodeReject(x10,y10,z10,x11,y11,z11,P.X(),P.Y(),P.Z()); | |
2936 | int ix = (int)((P.X()-x0 + dx2)/dx); | |
2937 | if(DansGrille(ix)) { | |
2938 | int iy = (int)((P.Y()-y0 + dy2)/dy); | |
2939 | if(DansGrille(iy)) { | |
2940 | int iz = (int)((P.Z()-z0 + dz2)/dz); | |
2941 | if(DansGrille(iz)) { | |
2942 | aIPD.xIP2(i, j) = GrilleInteger(ix,iy,iz); | |
2943 | } | |
2944 | } | |
2945 | } | |
2946 | } | |
7fd59977 | 2947 | } |
2948 | // | |
c66d7156 P |
2949 | for(i=0;i<SU1-1;i+=1) { |
2950 | for(j=0;j<SV1-1;j+=1) { | |
2951 | if(!((aIPD.xP1DS2(i, j) & aIPD.xP1DS2(i+1, j)) || | |
2952 | (aIPD.xP1DS2(i, j) & aIPD.xP1DS2(i+1, j+1)))){ | |
2953 | Remplit(aIPD.xIP1(i, j), | |
2954 | aIPD.xIP1(i+1, j), | |
2955 | aIPD.xIP1(i+1, j+1), | |
2956 | M1); | |
2957 | } | |
2958 | if(!((aIPD.xP1DS2(i, j) & aIPD.xP1DS2(i, j+1)) || | |
2959 | (aIPD.xP1DS2(i, j) & aIPD.xP1DS2(i+1, j+1)))) { | |
2960 | Remplit(aIPD.xIP1(i, j), | |
2961 | aIPD.xIP1(i, j+1), | |
2962 | aIPD.xIP1(i+1, j+1), | |
2963 | M1); | |
2964 | } | |
7fd59977 | 2965 | } |
c66d7156 P |
2966 | } |
2967 | // | |
2968 | for(i=0;i<SU2-1;i+=1) { | |
2969 | for(j=0;j<SV2-1;j+=1) { | |
2970 | if(!((aIPD.xP2DS1(i, j) & aIPD.xP2DS1(i+1, j)) || | |
2971 | (aIPD.xP2DS1(i, j) & aIPD.xP2DS1(i+1, j+1)))){ | |
2972 | Remplit(aIPD.xIP2(i, j), | |
2973 | aIPD.xIP2(i+1, j), | |
2974 | aIPD.xIP2(i+1, j+1), | |
2975 | M2); | |
2976 | } | |
2977 | if(!((aIPD.xP2DS1(i, j) & aIPD.xP2DS1(i, j+1)) || | |
2978 | (aIPD.xP2DS1(i, j) & aIPD.xP2DS1(i+1, j+1)))){ | |
2979 | Remplit(aIPD.xIP2(i, j), | |
2980 | aIPD.xIP2(i, j+1), | |
2981 | aIPD.xIP2(i+1, j+1), | |
2982 | M2); | |
2983 | } | |
2984 | } | |
2985 | } | |
2986 | // | |
2987 | M1.ResetAnd(); | |
2988 | M2.ResetAnd(); | |
2989 | // | |
2990 | int newind=0; | |
2991 | long unsigned Compt=0; | |
2992 | int ok=0; | |
2993 | int indicepointtraite = 0; | |
2994 | Standard_Integer k,nu,nv; | |
2995 | // | |
2996 | do { | |
2997 | indicepointtraite--; | |
2998 | ok = M1.And(M2,newind); | |
2999 | if(ok) { | |
3000 | IntegerGrille(newind,i,j,k); | |
3001 | int nb=0; | |
3002 | int LIM=3; | |
3003 | if( DansGrille(i-1) && DansGrille(j-1) && DansGrille(k-1) | |
3004 | && DansGrille(i+1) && DansGrille(j+1) && DansGrille(k+1)) { | |
3005 | int si,sj,sk; | |
3006 | for(si=-1; si<= 1 && nb<LIM; si++) { | |
3007 | for(sj=-1; sj<= 1 && nb<LIM; sj++) { | |
3008 | for(sk=-1; sk<= 1 && nb<LIM; sk++) { | |
3009 | long unsigned lu=GrilleInteger(i+si,j+sj,k+sk); | |
3010 | if(M1.Val(lu) && M2.Val(lu)) { | |
3011 | nb++; | |
3012 | } | |
3013 | } | |
3014 | } | |
3015 | } | |
3016 | if(nb>=LIM) { | |
3017 | for(si=-1; si<= 1; si++) { | |
3018 | for(sj=-1; sj<= 1; sj++) { | |
3019 | for(sk=-1; sk<= 1; sk++) { | |
3020 | if(si || sj || sk) { | |
3021 | long unsigned lu=GrilleInteger(i+si,j+sj,k+sk); | |
3022 | M1.Raz(lu); | |
3023 | } | |
3024 | } | |
3025 | } | |
3026 | } | |
3027 | } | |
7fd59977 | 3028 | } |
3029 | // | |
c66d7156 | 3030 | gp_Pnt P(dx*i + x0, dy*j + y0, dz*k+z0); |
7fd59977 | 3031 | // |
c66d7156 P |
3032 | Standard_Integer nu1=-1,nu2=-1; |
3033 | Standard_Integer nv1=0, nv2=0; | |
3034 | int nbsur1 = 0; | |
3035 | for(nu=0;nu1<0 && nu<SU1;nu++) { | |
3036 | for(nv=0;nu1<0 && nv<SV1;nv++) { | |
3037 | if( aIPD.xIP1(nu, nv) ==(Standard_Integer) newind ) { | |
3038 | nbsur1++; | |
3039 | aIPD.xIP1(nu, nv)=indicepointtraite; | |
3040 | nu1=nu; nv1=nv; | |
3041 | } | |
7fd59977 | 3042 | } |
c66d7156 P |
3043 | } |
3044 | if(nu1>=0) { | |
3045 | int nbsur2 = 0; | |
3046 | for(nu=0;nu2<0 && nu<SU2;nu++) { | |
3047 | for(nv=0;nu2<0 && nv<SV2;nv++) { | |
3048 | if( aIPD.xIP2(nu, nv)==(Standard_Integer) newind ) { | |
3049 | nbsur2++; | |
3050 | aIPD.xIP2(nu, nv)=indicepointtraite; | |
3051 | nu2=nu; nv2=nv; | |
3052 | } | |
3053 | } | |
7fd59977 | 3054 | } |
c66d7156 P |
3055 | } |
3056 | if(nu1>=0 && nu2>=0) { | |
3057 | IntSurf_PntOn2S POn2S; | |
3058 | POn2S.SetValue(P, | |
3059 | S1->FirstUParameter()+nu1*du1, | |
3060 | S1->FirstVParameter()+nv1*dv1, | |
3061 | S2->FirstUParameter()+nu2*du2, | |
3062 | S2->FirstVParameter()+nv2*dv2); | |
3063 | LineOn2S->Add(POn2S); | |
3064 | Compt++; | |
3065 | } | |
3066 | else { | |
3067 | //-- aucun point du triangle n a ete trouve assez proche | |
3068 | //-- on recherche les 3 points les plus proches de P | |
3069 | //-- dans chacun des tableaux | |
3070 | Standard_Real Dist3[3],u3[3],v3[3]; | |
3071 | Dist3[0]=Dist3[1]=Dist3[2]=RealLast(); | |
3072 | for(U=resu0,i=0; i<SU1; i++,U+=du1) { | |
3073 | for(V=resv0,j=0; j<SV1; V+=dv1,j++) { | |
3074 | //-- On place les 3 meilleures valeurs dans Dist1,Dist2,Dist3 | |
3075 | Standard_Real t = aIPD.xP1(i, j).SquareDistance(P); | |
3076 | //-- On remplace la plus grande valeur ds Dist[.] par la val courante | |
3077 | if(Dist3[0]<Dist3[1]) { | |
3078 | Standard_Real z; | |
3079 | z=Dist3[0]; Dist3[0]=Dist3[1]; Dist3[1]=z; | |
3080 | z=u3[0]; u3[0]=u3[1]; u3[1]=z; | |
3081 | z=v3[0]; v3[0]=v3[1]; v3[1]=z; | |
3082 | } | |
3083 | if(Dist3[1]<Dist3[2]) { | |
3084 | Standard_Real z; | |
3085 | z=Dist3[1]; Dist3[1]=Dist3[2]; Dist3[2]=z; | |
3086 | z=u3[1]; u3[1]=u3[2]; u3[2]=z; | |
3087 | z=v3[1]; v3[1]=v3[2]; v3[2]=z; | |
3088 | } | |
3089 | if(Dist3[0]<Dist3[1]) { | |
3090 | Standard_Real z; | |
3091 | z=Dist3[0]; Dist3[0]=Dist3[1]; Dist3[1]=z; | |
3092 | z=u3[0]; u3[0]=u3[1]; u3[1]=z; | |
3093 | z=v3[0]; v3[0]=v3[1]; v3[1]=z; | |
3094 | } | |
3095 | //-- la plus grande valeur est dans Dist3[0] | |
3096 | if(t<Dist3[0]) { | |
3097 | Dist3[0]=t; u3[0]=U; v3[0]=V; | |
3098 | } | |
3099 | } | |
7fd59977 | 3100 | } |
3101 | // | |
c66d7156 P |
3102 | Standard_Real U1_3 = (u3[0]+u3[1]+u3[2])/3.0; |
3103 | Standard_Real V1_3 = (v3[0]+v3[1]+v3[2])/3.0; | |
3104 | ||
3105 | Dist3[0]=Dist3[1]=Dist3[2]=RealLast(); | |
3106 | for(U=U0,i=0; i<SU2; i++,U+=du2) { | |
3107 | for(V=V0,j=0; j<SV2; V+=dv2,j++) { | |
3108 | //-- On place les 3 meilleures valeurs dans Dist1,Dist2,Dist3 | |
3109 | Standard_Real t = aIPD.xP2(i, j).SquareDistance(P); | |
3110 | //-- On remplace la plus grande valeur ds Dist3[.] par la val courante | |
3111 | if(Dist3[0]<Dist3[1]) { | |
3112 | Standard_Real z; | |
3113 | z=Dist3[0]; Dist3[0]=Dist3[1]; Dist3[1]=z; | |
3114 | z=u3[0]; u3[0]=u3[1]; u3[1]=z; | |
3115 | z=v3[0]; v3[0]=v3[1]; v3[1]=z; | |
7fd59977 | 3116 | } |
c66d7156 P |
3117 | if(Dist3[1]<Dist3[2]) { |
3118 | Standard_Real z; | |
3119 | z=Dist3[1]; Dist3[1]=Dist3[2]; Dist3[2]=z; | |
3120 | z=u3[1]; u3[1]=u3[2]; u3[2]=z; | |
3121 | z=v3[1]; v3[1]=v3[2]; v3[2]=z; | |
3122 | } | |
3123 | if(Dist3[0]<Dist3[1]) { | |
3124 | Standard_Real z; | |
3125 | z=Dist3[0]; Dist3[0]=Dist3[1]; Dist3[1]=z; | |
3126 | z=u3[0]; u3[0]=u3[1]; u3[1]=z; | |
3127 | z=v3[0]; v3[0]=v3[1]; v3[1]=z; | |
3128 | } | |
3129 | //-- la plus grande valeur est dans Dist3[0] | |
3130 | if(t<Dist3[0]) { | |
3131 | Dist3[0]=t; u3[0]=U; v3[0]=V; | |
7fd59977 | 3132 | } |
3133 | } | |
3134 | } | |
7fd59977 | 3135 | // |
c66d7156 P |
3136 | Standard_Real U2_3 = (u3[0]+u3[1]+u3[2])/3.0; |
3137 | Standard_Real V2_3 = (v3[0]+v3[1]+v3[2])/3.0; | |
3138 | // | |
3139 | IntSurf_PntOn2S POn2S; | |
3140 | POn2S.SetValue(P,U1_3,V1_3,U2_3,V2_3); | |
3141 | LineOn2S->Add(POn2S); | |
3142 | Compt++; | |
7fd59977 | 3143 | } |
c66d7156 P |
3144 | } |
3145 | } | |
3146 | while(ok); | |
7fd59977 | 3147 | } |
a7dd5d0f | 3148 | |
3149 | //================================================================================== | |
3150 | // function : IsPointOnLine | |
3151 | // purpose : | |
3152 | //================================================================================== | |
3153 | ||
3154 | Standard_Boolean IsPointOnLine(const IntSurf_PntOn2S &thePOn2S, | |
3155 | const Handle(IntPatch_WLine) &theWLine, | |
3156 | const Standard_Real Deflection) | |
3157 | { | |
3158 | Standard_Boolean isOnLine = Standard_False; | |
3159 | Standard_Real Deflection2 = Deflection*Deflection; | |
3160 | Standard_Real pu1, pu2, pv1, pv2; | |
3161 | ||
3162 | thePOn2S.Parameters(pu1, pv1, pu2, pv2); | |
3163 | ||
3164 | if ((theWLine->IsOutSurf1Box(gp_Pnt2d(pu1, pv1)) == Standard_False) && | |
3165 | (theWLine->IsOutSurf2Box(gp_Pnt2d(pu2, pv2)) == Standard_False) && | |
3166 | (theWLine->IsOutBox(thePOn2S.Value()) == Standard_False)) { | |
3167 | const Standard_Integer NbPntOn2SOnLine = theWLine->NbPnts(); | |
3168 | Standard_Integer ll; | |
3169 | ||
3170 | for (ll=1; ll < NbPntOn2SOnLine && !isOnLine; ll++) { | |
3171 | const gp_Pnt &Pa = theWLine->Point(ll).Value(); | |
3172 | const gp_Pnt &Pb = theWLine->Point(ll+1).Value(); | |
3173 | const gp_Pnt &PStart = thePOn2S.Value(); | |
3174 | const gp_Vec AM(Pa, PStart); | |
3175 | const gp_Vec MB(PStart,Pb); | |
3176 | const Standard_Real AMMB = AM.Dot(MB); | |
3177 | ||
3178 | if(AMMB > 0.0) { | |
3179 | gp_Dir ABN(Pb.X() - Pa.X(), Pb.Y() - Pa.Y(), Pb.Z() - Pa.Z()); | |
3180 | Standard_Real lan = ABN.X()*AM.X() + ABN.Y()*AM.Y() + ABN.Z()*AM.Z(); | |
3181 | gp_Vec AH(lan*ABN.X(), lan*ABN.Y(), lan*ABN.Z()); | |
3182 | gp_Vec HM(AM.X() - AH.X(), AM.Y() - AH.Y(), AM.Z() - AH.Z()); | |
3183 | Standard_Real d = 0.0; | |
3184 | ||
3185 | if(HM.X() < Deflection) { | |
3186 | d += HM.X()*HM.X(); | |
3187 | ||
3188 | if(HM.Y() < Deflection) { | |
3189 | d += HM.Y()*HM.Y(); | |
3190 | ||
3191 | if(HM.Z() < Deflection) { | |
3192 | d += HM.Z()*HM.Z(); | |
3193 | } else { | |
3194 | d = Deflection2; | |
3195 | } | |
3196 | } else { | |
3197 | d = Deflection2; | |
3198 | } | |
3199 | } else { | |
3200 | d = Deflection2; | |
3201 | } | |
3202 | ||
3203 | if(d < Deflection2) { | |
3204 | isOnLine = Standard_True; | |
3205 | } | |
3206 | } else { | |
3207 | Standard_Real dab = Pa.SquareDistance(Pb); | |
3208 | Standard_Real dap = Pa.SquareDistance(PStart); | |
3209 | ||
3210 | if(dap < dab) { | |
3211 | isOnLine = Standard_True; | |
3212 | } else { | |
3213 | Standard_Real dbp = Pb.SquareDistance(PStart); | |
3214 | ||
3215 | if(dbp < dab) { | |
3216 | isOnLine = Standard_True; | |
3217 | } | |
3218 | } | |
3219 | } | |
3220 | } | |
3221 | } | |
3222 | ||
3223 | return isOnLine; | |
3224 | } | |
3225 | ||
3226 | //================================================================================== | |
3227 | // function : AddWLine | |
3228 | // purpose : | |
3229 | //================================================================================== | |
3230 | ||
3231 | void AddWLine(IntPatch_SequenceOfLine &theLines, | |
3232 | const Handle(IntPatch_WLine) &theWLine, | |
3233 | const Standard_Real Deflection) | |
3234 | { | |
3235 | Standard_Integer i = 1; | |
3236 | Standard_Integer aNbLines = theLines.Length(); | |
3237 | Standard_Boolean isToRemove; | |
3238 | ||
3239 | // Check each line of theLines if it is on theWLine. | |
3240 | while (i <= aNbLines) { | |
3241 | Handle(IntPatch_WLine) aWLine = | |
3242 | Handle(IntPatch_WLine)::DownCast(theLines.Value(i)); | |
3243 | ||
3244 | isToRemove = Standard_False; | |
3245 | ||
3246 | if (aWLine.IsNull() == Standard_False) { | |
3247 | // Check the middle point. | |
3248 | Standard_Integer aMidIndex = (aWLine->NbPnts() + 1)/2; | |
3249 | ||
3250 | if (aMidIndex > 0) { | |
3251 | const IntSurf_PntOn2S &aPnt = aWLine->Point(aMidIndex); | |
3252 | ||
3253 | if (IsPointOnLine(aPnt, theWLine, Deflection)) { | |
3254 | // Middle point is on theWLine. Check vertices. | |
3255 | isToRemove = Standard_True; | |
3256 | ||
3257 | Standard_Integer j; | |
3258 | const Standard_Integer aNbVtx = aWLine->NbVertex(); | |
3259 | ||
3260 | for (j = 1; j <= aNbVtx; j++) { | |
3261 | const IntPatch_Point &aPoint = aWLine->Vertex(j); | |
3262 | ||
3263 | if (!IsPointOnLine(aPoint.PntOn2S(), theWLine, Deflection)) { | |
3264 | isToRemove = Standard_False; | |
3265 | break; | |
3266 | } | |
3267 | } | |
3268 | } | |
3269 | } | |
3270 | } | |
3271 | ||
3272 | if (isToRemove) { | |
3273 | theLines.Remove(i); | |
3274 | aNbLines--; | |
3275 | } else { | |
3276 | i++; | |
3277 | } | |
3278 | } | |
3279 | ||
3280 | // Add theWLine to the sequence of lines. | |
3281 | theLines.Append(theWLine); | |
3282 | } |