b311480e |
1 | // Created on: 1995-03-22 |
2 | // Created by: Laurent BUCHARD |
3 | // Copyright (c) 1995-1999 Matra Datavision |
973c2be1 |
4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e |
5 | // |
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6 | // This file is part of Open CASCADE Technology software library. |
b311480e |
7 | // |
d5f74e42 |
8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
973c2be1 |
10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
12 | // distribution for complete text of the license and disclaimer of any warranty. |
b311480e |
13 | // |
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14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
7fd59977 |
16 | |
17 | #include <IntTools_FClass2d.ixx> |
18 | |
19 | #include <stdio.h> |
20 | |
21 | #include <Precision.hxx> |
22 | #include <gp_Pnt.hxx> |
23 | #include <ElCLib.hxx> |
24 | |
25 | #include <Geom2dInt_Geom2dCurveTool.hxx> |
26 | #include <GeomAbs_SurfaceType.hxx> |
27 | |
28 | #include <BRep_Tool.hxx> |
29 | #include <BRepTools_WireExplorer.hxx> |
30 | #include <BRepClass_FaceClassifier.hxx> |
31 | #include <CSLib_Class2d.hxx> |
32 | #include <BRepAdaptor_HSurface.hxx> |
33 | #include <BRepAdaptor_Curve.hxx> |
34 | #include <BRepAdaptor_Curve2d.hxx> |
35 | |
36 | #include <TopoDS.hxx> |
37 | #include <TopoDS_Edge.hxx> |
38 | #include <TopExp.hxx> |
39 | #include <TopAbs_Orientation.hxx> |
40 | #include <TopExp_Explorer.hxx> |
41 | #include <TColgp_SequenceOfPnt2d.hxx> |
42 | |
43 | #include <TColgp_Array1OfPnt2d.hxx> |
44 | #include <TopoDS_Wire.hxx> |
45 | #include <TColStd_DataMapOfIntegerInteger.hxx> |
46 | #include <TColgp_SequenceOfVec2d.hxx> |
655fddc8 |
47 | #include <IntTools_Tools.hxx> |
2a78ec6a |
48 | #include <GeomInt.hxx> |
7fd59977 |
49 | |
50 | //======================================================================= |
51 | //function : IntTools_FClass2d:IntTools:_FClass2d |
52 | //purpose : |
53 | //======================================================================= |
b311480e |
54 | IntTools_FClass2d::IntTools_FClass2d() |
7fd59977 |
55 | { |
56 | } |
57 | //======================================================================= |
58 | //function : IntTools_FClass2d::IntTools_FClass2d |
59 | //purpose : |
60 | //======================================================================= |
0a512187 |
61 | IntTools_FClass2d::IntTools_FClass2d(const TopoDS_Face& aFace, |
62 | const Standard_Real TolUV) |
7fd59977 |
63 | : Toluv(TolUV), Face(aFace) |
64 | { |
65 | Init(Face, Toluv); |
66 | } |
67 | //======================================================================= |
68 | //function : IsHole |
69 | //purpose : |
70 | //======================================================================= |
0a512187 |
71 | Standard_Boolean IntTools_FClass2d::IsHole() const |
7fd59977 |
72 | { |
73 | return myIsHole; |
74 | } |
75 | //======================================================================= |
76 | //function : Init |
77 | //purpose : |
78 | //======================================================================= |
0a512187 |
79 | void IntTools_FClass2d::Init(const TopoDS_Face& aFace, |
80 | const Standard_Real TolUV) |
7fd59977 |
81 | { |
82 | Standard_Boolean WireIsNotEmpty, Ancienpnt3dinitialise, degenerated; |
83 | Standard_Integer nbpnts, firstpoint, NbEdges; |
84 | Standard_Integer iX, aNbs1, nbs, Avant, BadWire; |
85 | Standard_Real u, du, Tole, Tol, pfbid, plbid; |
86 | Standard_Real FlecheU, FlecheV, TolVertex1, TolVertex; |
87 | Standard_Real uFirst, uLast; |
88 | Standard_Real aPrCf, aPrCf2; |
89 | // |
90 | TopoDS_Edge edge; |
91 | TopoDS_Vertex Va,Vb; |
92 | TopAbs_Orientation Or; |
93 | BRepTools_WireExplorer aWExp; |
94 | TopExp_Explorer aExpF, aExp; |
95 | Handle(Geom2d_Curve) aC2D; |
96 | gp_Pnt Ancienpnt3d; |
97 | TColgp_SequenceOfPnt2d SeqPnt2d; |
98 | TColStd_DataMapOfIntegerInteger anIndexMap; |
99 | TColgp_SequenceOfVec2d aD1Prev; |
100 | TColgp_SequenceOfVec2d aD1Next; |
101 | // |
102 | aPrCf=Precision::Confusion(); |
103 | aPrCf2=aPrCf*aPrCf; |
104 | myIsHole=Standard_True; |
105 | // |
106 | Toluv=TolUV; |
107 | Face=aFace; |
108 | Face.Orientation(TopAbs_FORWARD); |
109 | Handle(BRepAdaptor_HSurface) surf = new BRepAdaptor_HSurface(); |
110 | surf->ChangeSurface().Initialize(aFace, Standard_False); |
111 | // |
112 | Tole = 0.; |
113 | Tol=0.; |
114 | Umin = Vmin = RealLast(); |
115 | Umax = Vmax = -Umin; |
116 | BadWire=0; |
117 | // |
118 | //if face has several wires and one of them is bad, |
119 | //it is necessary to process all of them for correct |
120 | //calculation of Umin, Umax, Vmin, Vmax - ifv, 23.08.06 |
121 | // |
122 | aExpF.Init(Face,TopAbs_WIRE); |
123 | for(; aExpF.More(); aExpF.Next()) { |
124 | const TopoDS_Wire& aW=*((TopoDS_Wire*)&aExpF.Current()); |
125 | // |
126 | nbpnts = 0; |
127 | firstpoint =1; |
128 | FlecheU = 0.; |
129 | FlecheV = 0.; |
130 | TolVertex1=0.; |
131 | TolVertex=0.; |
132 | WireIsNotEmpty = Standard_False; |
133 | Ancienpnt3dinitialise=Standard_False; |
134 | Ancienpnt3d.SetCoord(0.,0.,0.); |
135 | // |
136 | SeqPnt2d.Clear(); |
137 | anIndexMap.Clear(); |
138 | aD1Prev.Clear(); |
139 | aD1Next.Clear(); |
140 | // |
141 | // NbEdges |
142 | NbEdges=0; |
143 | aExp.Init(aW, TopAbs_EDGE); |
144 | for(; aExp.More(); aExp.Next()) { |
145 | NbEdges++; |
146 | } |
147 | // |
148 | aWExp.Init(aW, Face); |
149 | for(;aWExp.More(); aWExp.Next()) { |
150 | NbEdges--; |
151 | edge = aWExp.Current(); |
152 | Or = edge.Orientation(); |
153 | if(!(Or==TopAbs_FORWARD || Or==TopAbs_REVERSED)) { |
655fddc8 |
154 | continue; |
7fd59977 |
155 | } |
156 | // |
157 | aC2D=BRep_Tool::CurveOnSurface(edge, Face, pfbid, plbid); |
158 | if (aC2D.IsNull()) { |
655fddc8 |
159 | return; |
7fd59977 |
160 | } |
161 | // |
162 | BRepAdaptor_Curve2d C(edge,Face); |
163 | BRepAdaptor_Curve C3d; |
164 | //------------------------------------------ |
165 | degenerated=Standard_False; |
166 | if(BRep_Tool::Degenerated(edge) || |
655fddc8 |
167 | BRep_Tool::IsClosed(edge, Face)) { |
168 | degenerated=Standard_True; |
7fd59977 |
169 | } |
170 | // |
171 | TopExp::Vertices(edge,Va,Vb); |
172 | // |
173 | TolVertex1=0.; |
174 | TolVertex=0.; |
175 | if (Va.IsNull()) { |
655fddc8 |
176 | degenerated=Standard_True; |
177 | } |
7fd59977 |
178 | else { |
655fddc8 |
179 | TolVertex1=BRep_Tool::Tolerance(Va); |
7fd59977 |
180 | } |
181 | if (Vb.IsNull()){ |
655fddc8 |
182 | degenerated=Standard_True; |
183 | } |
7fd59977 |
184 | else { |
655fddc8 |
185 | TolVertex=BRep_Tool::Tolerance(Vb); |
7fd59977 |
186 | } |
655fddc8 |
187 | // |
7fd59977 |
188 | if(TolVertex<TolVertex1) { |
655fddc8 |
189 | TolVertex=TolVertex1; |
190 | } |
7fd59977 |
191 | // |
81bba717 |
192 | //-- Verification of cases when forgotten to code degenereted |
7fd59977 |
193 | if(!degenerated) { |
2478cd9d |
194 | // check that whole curve is located in vicinity of its middle point |
195 | // (within sphere of Precision::Confusion() diameter) |
196 | C3d.Initialize (edge, Face); |
197 | gp_Pnt P3da = C3d.Value (0.5 * (pfbid + plbid)); |
198 | du = plbid - pfbid; |
199 | const int NBSTEPS = 10; |
200 | Standard_Real aPrec2 = 0.25 * Precision::Confusion() * Precision::Confusion(); |
201 | degenerated = Standard_True; |
202 | for (Standard_Integer i=0; i <= NBSTEPS; i++) |
203 | { |
204 | Standard_Real u = pfbid + i * du / NBSTEPS; |
205 | gp_Pnt P3db = C3d.Value (u); |
206 | Standard_Real aR2 = P3da.SquareDistance (P3db); |
207 | if (aR2 > aPrec2) { |
208 | degenerated = Standard_False; |
209 | break; |
210 | } |
211 | } |
7fd59977 |
212 | }//if(!degenerated) |
213 | //-- ---------------------------------------- |
214 | Tole = BRep_Tool::Tolerance(edge); |
215 | if(Tole>Tol) { |
655fddc8 |
216 | Tol=Tole; |
7fd59977 |
217 | } |
218 | // |
219 | // NbSamples +> nbs |
220 | nbs = Geom2dInt_Geom2dCurveTool::NbSamples(C); |
221 | if (nbs > 2) { |
655fddc8 |
222 | nbs*=4; |
7fd59977 |
223 | } |
224 | du = (plbid-pfbid)/(Standard_Real)(nbs-1); |
225 | // |
226 | if(Or==TopAbs_FORWARD) { |
655fddc8 |
227 | u = pfbid; |
228 | uFirst=pfbid; |
229 | uLast=plbid; |
7fd59977 |
230 | } |
231 | else { |
655fddc8 |
232 | u = plbid; |
233 | uFirst=plbid; |
234 | uLast=pfbid; |
235 | du=-du; |
7fd59977 |
236 | } |
237 | // |
238 | // aPrms |
239 | aNbs1=nbs+1; |
240 | TColStd_Array1OfReal aPrms(1, aNbs1); |
241 | // |
242 | if (nbs==2) { |
655fddc8 |
243 | Standard_Real aCoef=0.0025; |
244 | aPrms(1)=uFirst; |
245 | aPrms(2)=uFirst+aCoef*(uLast-uFirst); |
246 | aPrms(3)=uLast; |
7fd59977 |
247 | } |
248 | else if (nbs>2) { |
655fddc8 |
249 | aNbs1=nbs; |
250 | aPrms(1)=uFirst; |
251 | for (iX=2; iX<aNbs1; ++iX) { |
252 | aPrms(iX)=u+(iX-1)*du; |
253 | } |
254 | aPrms(aNbs1)=uLast; |
7fd59977 |
255 | } |
256 | // |
257 | //-- ------------------------------------------------------------ |
81bba717 |
258 | //-- Check distance uv between the start point of the edge |
259 | //-- and the last point saved in SeqPnt2d |
260 | //-- To to set the first point of the current |
261 | //-- afar from the last saved point |
7fd59977 |
262 | Avant = nbpnts; |
263 | for(iX=firstpoint; iX<=aNbs1; iX++) { |
655fddc8 |
264 | Standard_Boolean IsRealCurve3d; |
265 | Standard_Integer ii; |
266 | Standard_Real aDstX; |
267 | gp_Pnt2d P2d; |
268 | gp_Pnt P3d; |
269 | // |
270 | u=aPrms(iX); |
271 | P2d = C.Value(u); |
272 | if(P2d.X()<Umin) Umin = P2d.X(); |
273 | if(P2d.X()>Umax) Umax = P2d.X(); |
274 | if(P2d.Y()<Vmin) Vmin = P2d.Y(); |
275 | if(P2d.Y()>Vmax) Vmax = P2d.Y(); |
276 | // |
277 | aDstX=RealLast(); |
278 | if(degenerated==Standard_False) { |
279 | P3d=C3d.Value(u); |
280 | if(nbpnts>1) { |
281 | if(Ancienpnt3dinitialise) { |
282 | aDstX=P3d.SquareDistance(Ancienpnt3d); |
283 | } |
284 | } |
285 | } |
286 | // |
287 | IsRealCurve3d = Standard_True; |
288 | if (aDstX < aPrCf2) { |
289 | if(iX>1) { |
290 | Standard_Real aDstX1; |
291 | gp_Pnt MidP3d; |
292 | // |
293 | MidP3d = C3d.Value(0.5*(u+aPrms(iX-1))); |
294 | aDstX1=P3d.SquareDistance( MidP3d ); |
295 | if (aDstX1 < aPrCf2){ |
296 | IsRealCurve3d = Standard_False; |
297 | } |
298 | } |
299 | } |
300 | // |
301 | if (IsRealCurve3d) { |
302 | if(degenerated==Standard_False) { |
303 | Ancienpnt3d=P3d; |
304 | Ancienpnt3dinitialise=Standard_True; |
305 | } |
306 | nbpnts++; |
307 | SeqPnt2d.Append(P2d); |
308 | } |
309 | // |
310 | ii=nbpnts; |
311 | if(ii>(Avant+4)) { |
312 | Standard_Real ul, dU, dV; |
313 | gp_Pnt2d Pp; |
314 | // |
315 | gp_Lin2d Lin(SeqPnt2d(ii-2),gp_Dir2d(gp_Vec2d(SeqPnt2d(ii-2),SeqPnt2d(ii)))); |
316 | ul = ElCLib::Parameter(Lin,SeqPnt2d(ii-1)); |
317 | Pp = ElCLib::Value(ul,Lin); |
318 | dU = Abs(Pp.X()-SeqPnt2d(ii-1).X()); |
319 | dV = Abs(Pp.Y()-SeqPnt2d(ii-1).Y()); |
320 | if(dU>FlecheU) { |
321 | FlecheU = dU; |
322 | } |
323 | if(dV>FlecheV) { |
324 | FlecheV = dV; |
325 | } |
326 | } |
7fd59977 |
327 | }// for(iX=firstpoint; iX<=aNbs1; iX++) { |
328 | // |
329 | if(BadWire) { |
655fddc8 |
330 | continue; //if face has several wires and one of them is bad, |
331 | //it is necessary to process all of them for correct |
332 | //calculation of Umin, Umax, Vmin, Vmax - ifv, 23.08.06 |
7fd59977 |
333 | } |
334 | // |
335 | if(firstpoint==1) firstpoint=2; |
336 | WireIsNotEmpty = Standard_True; |
337 | // Append the derivative of the first parameter. |
338 | Standard_Real aU = aPrms(1); |
339 | gp_Pnt2d aP; |
340 | gp_Vec2d aV; |
341 | |
342 | C.D1(aU, aP, aV); |
343 | |
344 | if(Or == TopAbs_REVERSED) |
655fddc8 |
345 | aV.Reverse(); |
7fd59977 |
346 | |
347 | aD1Next.Append(aV); |
348 | |
349 | // Append the derivative of the last parameter. |
350 | aU = aPrms(aNbs1); |
351 | C.D1(aU, aP, aV); |
352 | |
353 | if(Or == TopAbs_REVERSED) |
655fddc8 |
354 | aV.Reverse(); |
7fd59977 |
355 | |
356 | if (NbEdges > 0) |
655fddc8 |
357 | aD1Prev.Append(aV); |
7fd59977 |
358 | else |
655fddc8 |
359 | aD1Prev.Prepend(aV); |
7fd59977 |
360 | |
361 | // Fill the map anIndexMap. |
362 | if (Avant > 0) |
655fddc8 |
363 | anIndexMap.Bind(Avant, aD1Next.Length()); |
7fd59977 |
364 | else |
655fddc8 |
365 | anIndexMap.Bind(1, aD1Next.Length()); |
7fd59977 |
366 | } //for(;aWExp.More(); aWExp.Next()) { |
367 | // ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
368 | // |
369 | if(NbEdges) { |
81bba717 |
370 | //-- count ++ with normal explorer and -- with Wire Explorer |
7fd59977 |
371 | TColgp_Array1OfPnt2d PClass(1,2); |
372 | gp_Pnt2d anInitPnt(0., 0.); |
373 | // |
374 | PClass.Init(anInitPnt); |
0a512187 |
375 | TabClass.Append((void *)new CSLib_Class2d(PClass, |
376 | FlecheU, |
377 | FlecheV, |
378 | Umin,Vmin,Umax,Vmax)); |
7fd59977 |
379 | BadWire=1; |
380 | TabOrien.Append(-1); |
381 | } |
382 | // |
383 | else if(WireIsNotEmpty) { |
384 | TColgp_Array1OfPnt2d PClass(1,nbpnts); |
385 | gp_Pnt2d anInitPnt(0., 0.); |
386 | // |
387 | PClass.Init(anInitPnt); |
388 | if(nbpnts>3) { |
655fddc8 |
389 | Standard_Integer im2=nbpnts-2; |
390 | Standard_Integer im1=nbpnts-1; |
391 | Standard_Integer im0=1; |
392 | Standard_Integer ii; |
393 | Standard_Real angle = 0.0; |
394 | Standard_Real aX0, aY0, aX1, aY1, aS; |
395 | // |
396 | aS=0.; |
397 | // |
655fddc8 |
398 | Standard_Integer iFlag=1; |
0a512187 |
399 | // |
655fddc8 |
400 | PClass(im2)=SeqPnt2d.Value(im2); |
401 | PClass(im1)=SeqPnt2d.Value(im1); |
402 | PClass(nbpnts)=SeqPnt2d.Value(nbpnts); |
403 | for(ii=1; ii<nbpnts; ii++,im0++,im1++,im2++) { |
404 | if(im2>=nbpnts) im2=1; |
405 | if(im1>=nbpnts) im1=1; |
406 | PClass(ii)=SeqPnt2d.Value(ii); |
407 | // |
408 | const gp_Pnt2d& aP2D1=PClass(im1); |
409 | const gp_Pnt2d& aP2D0=PClass(im0); |
410 | //aP2D0 is next to aP2D1 |
411 | aP2D0.Coord(aX0, aY0); |
412 | aP2D1.Coord(aX1, aY1); |
413 | aS=aS+(aY0+aY1)*(aX1-aX0); |
414 | |
415 | gp_Vec2d A(PClass(im2),PClass(im1)); |
416 | gp_Vec2d B(PClass(im1),PClass(im0)); |
417 | |
418 | Standard_Real N = A.Magnitude() * B.Magnitude(); |
419 | if(N>1e-16) { |
420 | Standard_Real a=A.Angle(B); |
421 | // |
422 | if (anIndexMap.IsBound(im1)) { |
423 | Standard_Integer anInd = anIndexMap.Find(im1); |
424 | const gp_Vec2d &aVPrev = aD1Prev.Value(anInd); |
425 | const gp_Vec2d &aVNext = aD1Next.Value(anInd); |
426 | |
427 | Standard_Real aN = aVPrev.Magnitude() * aVNext.Magnitude(); |
428 | if(aN > 1e-16) { |
0a512187 |
429 | Standard_Real aDerivAngle, aAbsDA, aProduct, aPA; |
655fddc8 |
430 | //ifv 23.08.06 |
0a512187 |
431 | aPA=Precision::Angular(); |
432 | aDerivAngle = aVPrev.Angle(aVNext); |
433 | aAbsDA=Abs(aDerivAngle); |
434 | if(aAbsDA <= aPA) { |
435 | aDerivAngle = 0.; |
436 | } |
437 | // |
438 | aProduct=aDerivAngle * a; |
439 | // |
440 | if(Abs(aAbsDA - M_PI) <= aPA) { |
441 | if (aProduct > 0.) { |
442 | aProduct=-aProduct; |
443 | } |
444 | } |
655fddc8 |
445 | //ifv 23.08.06 : if edges continuity > G1, |aDerivAngle| ~0, |
446 | //but can has wrong sign and causes condition aDerivAngle * a < 0. |
447 | //that is wrong in such situation |
0a512187 |
448 | if (iFlag && aProduct < 0.) { |
655fddc8 |
449 | iFlag=0; |
450 | // Bad case. |
451 | angle = 0.; |
452 | } |
453 | } |
454 | } |
455 | angle+=a; |
456 | } |
457 | }//for(ii=1; ii<nbpnts; ii++,im0++,im1++,im2++) { |
458 | if (!iFlag) { |
459 | angle = 0.; |
460 | } |
461 | if(aS>0.){ |
462 | myIsHole=Standard_False; |
463 | } |
464 | // |
465 | if(FlecheU<Toluv) |
466 | FlecheU = Toluv; |
467 | |
468 | if(FlecheV<Toluv) |
469 | FlecheV = Toluv; |
470 | |
0a512187 |
471 | TabClass.Append((void *)new CSLib_Class2d(PClass, |
472 | FlecheU, |
473 | FlecheV, |
474 | Umin,Vmin,Umax,Vmax)); |
655fddc8 |
475 | // |
476 | if((angle<2 && angle>-2)||(angle>10)||(angle<-10)) { |
477 | BadWire=1; |
478 | TabOrien.Append(-1); |
479 | } |
480 | else { |
481 | TabOrien.Append((angle>0.0)? 1 : 0); |
482 | } |
7fd59977 |
483 | } |
484 | else { |
655fddc8 |
485 | BadWire=1; |
486 | TabOrien.Append(-1); |
487 | TColgp_Array1OfPnt2d PPClass(1,2); |
488 | PPClass.Init(anInitPnt); |
0a512187 |
489 | TabClass.Append((void *)new CSLib_Class2d(PPClass, |
490 | FlecheU, |
491 | FlecheV, |
492 | Umin,Vmin,Umax,Vmax)); |
7fd59977 |
493 | } |
494 | }// else if(WireIsNotEmpty) |
495 | } // for(; aExpF.More(); aExpF.Next()) { |
496 | // |
497 | Standard_Integer nbtabclass = TabClass.Length(); |
498 | // |
499 | if(nbtabclass>0) { |
81bba717 |
500 | //-- if an error on a wire was detected : all TabOrien set to -1 |
7fd59977 |
501 | if(BadWire) { |
502 | TabOrien(1)=-1; |
503 | } |
504 | |
505 | if( surf->GetType()==GeomAbs_Cone |
506 | || surf->GetType()==GeomAbs_Cylinder |
507 | || surf->GetType()==GeomAbs_Torus |
508 | || surf->GetType()==GeomAbs_Sphere |
509 | || surf->GetType()==GeomAbs_SurfaceOfRevolution) { |
c6541a0c |
510 | Standard_Real uuu=M_PI+M_PI-(Umax-Umin); |
7fd59977 |
511 | if(uuu<0) uuu=0; |
512 | U1 = Umin-uuu*0.5; |
c6541a0c |
513 | U2 = U1+M_PI+M_PI; |
7fd59977 |
514 | } |
515 | else { |
516 | U1=U2=0.0; |
517 | } |
518 | |
519 | if(surf->GetType()==GeomAbs_Torus) { |
c6541a0c |
520 | Standard_Real uuu=M_PI+M_PI-(Vmax-Vmin); |
7fd59977 |
521 | if(uuu<0) uuu=0; |
522 | |
523 | V1 = Vmin-uuu*0.5; |
c6541a0c |
524 | V2 = V1+M_PI+M_PI; |
7fd59977 |
525 | } |
526 | else { |
527 | V1=V2=0.0; |
528 | } |
529 | } |
530 | } |
531 | //======================================================================= |
532 | //function : PerformInfinitePoint |
533 | //purpose : |
534 | //======================================================================= |
0a512187 |
535 | TopAbs_State IntTools_FClass2d::PerformInfinitePoint() const |
7fd59977 |
536 | { |
0a512187 |
537 | if(Umax==-RealLast() || Vmax==-RealLast() || |
538 | Umin==RealLast() || Vmin==RealLast()) { |
7fd59977 |
539 | return(TopAbs_IN); |
540 | } |
541 | gp_Pnt2d P(Umin-(Umax-Umin),Vmin-(Vmax-Vmin)); |
542 | return(Perform(P,Standard_False)); |
543 | } |
544 | //======================================================================= |
545 | //function : Perform |
546 | //purpose : |
547 | //======================================================================= |
0a512187 |
548 | TopAbs_State IntTools_FClass2d::Perform |
549 | (const gp_Pnt2d& _Puv, |
550 | const Standard_Boolean RecadreOnPeriodic) const |
7fd59977 |
551 | { |
773f53f1 |
552 | Standard_Integer nbtabclass = TabClass.Length(); |
553 | if (nbtabclass == 0) |
554 | { |
555 | return TopAbs_IN; |
7fd59977 |
556 | } |
7fd59977 |
557 | |
773f53f1 |
558 | //-- U1 is the First Param and U2 is in this case U1+Period |
559 | Standard_Real u = _Puv.X(); |
560 | Standard_Real v = _Puv.Y(); |
561 | Standard_Real uu = u; |
562 | Standard_Real vv = v; |
563 | TopAbs_State Status = TopAbs_UNKNOWN; |
7fd59977 |
564 | |
565 | Handle(BRepAdaptor_HSurface) surf = new BRepAdaptor_HSurface(); |
566 | surf->ChangeSurface().Initialize( Face, Standard_False ); |
567 | |
773f53f1 |
568 | const Standard_Boolean IsUPer = surf->IsUPeriodic(); |
569 | const Standard_Boolean IsVPer = surf->IsVPeriodic(); |
570 | const Standard_Real uperiod = IsUPer ? surf->UPeriod() : 0.0; |
571 | const Standard_Real vperiod = IsVPer ? surf->VPeriod() : 0.0; |
7fd59977 |
572 | |
78c66ef1 |
573 | Standard_Boolean urecadre, vrecadre, bUseClassifier; |
773f53f1 |
574 | Standard_Integer dedans = 1; |
78c66ef1 |
575 | // |
576 | urecadre = Standard_False; |
577 | vrecadre = Standard_False; |
578 | // |
7fd59977 |
579 | if (RecadreOnPeriodic) { |
655fddc8 |
580 | Standard_Real du, dv; |
7fd59977 |
581 | if (IsUPer) { |
2a78ec6a |
582 | GeomInt::AdjustPeriodic(uu, Umin, Umax, uperiod, uu, du); |
7fd59977 |
583 | }// if (IsUPer) { |
655fddc8 |
584 | // |
7fd59977 |
585 | if (IsVPer) { |
2a78ec6a |
586 | GeomInt::AdjustPeriodic(vv, Vmin, Vmax, vperiod, vv, dv); |
7fd59977 |
587 | }//if (IsVPer) { |
588 | } |
78c66ef1 |
589 | // |
302f96fb |
590 | for(;;) { |
7fd59977 |
591 | dedans = 1; |
592 | gp_Pnt2d Puv(u,v); |
78c66ef1 |
593 | bUseClassifier = (TabOrien(1) == -1); |
594 | if(!bUseClassifier) { |
7fd59977 |
595 | Standard_Integer n, cur, TabOrien_n ; |
596 | for(n=1; n<=nbtabclass; n++) { |
78c66ef1 |
597 | cur = ((CSLib_Class2d *)TabClass(n))->SiDans(Puv); |
598 | TabOrien_n=TabOrien(n); |
599 | |
600 | if(cur==1) { |
601 | if(TabOrien_n==0) { |
602 | dedans = -1; |
603 | break; |
604 | } |
605 | } |
606 | else if(cur==-1) { |
607 | if(TabOrien_n==1) { |
608 | dedans = -1; |
609 | break; |
610 | } |
611 | } |
612 | else { |
613 | dedans = 0; |
614 | break; |
615 | } |
7fd59977 |
616 | } // for(n=1; n<=nbtabclass; n++) |
78c66ef1 |
617 | |
7fd59977 |
618 | if(dedans==0) { |
78c66ef1 |
619 | bUseClassifier = Standard_True; |
620 | } |
621 | else { |
622 | Status = (dedans == 1) ? TopAbs_IN : TopAbs_OUT; |
7fd59977 |
623 | } |
624 | } // if(TabOrien(1)!=-1) { |
78c66ef1 |
625 | //compute state of the point using face classifier |
626 | if (bUseClassifier) { |
627 | //compute tolerance to use in face classifier |
628 | Standard_Real aURes, aVRes, aFCTol; |
629 | Standard_Boolean bUIn, bVIn; |
630 | // |
631 | aURes = surf->UResolution(Toluv); |
632 | aVRes = surf->VResolution(Toluv); |
633 | // |
634 | bUIn = (u >= Umin) && (u <= Umax); |
635 | bVIn = (v >= Vmin) && (v <= Vmax); |
636 | // |
b85b0b07 |
637 | if (bUIn==bVIn) { |
638 | aFCTol = Min(aURes, aVRes); |
639 | } |
640 | else { |
641 | aFCTol = (!bUIn) ? aURes : aVRes; |
642 | } |
78c66ef1 |
643 | // |
7fd59977 |
644 | BRepClass_FaceClassifier aClassifier; |
78c66ef1 |
645 | aClassifier.Perform(Face,Puv,aFCTol); |
7fd59977 |
646 | Status = aClassifier.State(); |
647 | } |
648 | |
0ebaa4db |
649 | if (!RecadreOnPeriodic || (!IsUPer && !IsVPer)) |
7fd59977 |
650 | return Status; |
651 | |
652 | if (Status == TopAbs_IN || Status == TopAbs_ON) |
653 | return Status; |
654 | |
655 | if (!urecadre){ |
656 | u = uu; |
657 | urecadre = Standard_True; |
658 | } |
659 | else { |
660 | if (IsUPer){ |
78c66ef1 |
661 | u += uperiod; |
7fd59977 |
662 | } |
663 | } |
664 | |
665 | if (u > Umax || !IsUPer) { |
666 | if (!vrecadre){ |
78c66ef1 |
667 | v = vv; |
668 | vrecadre = Standard_True; |
7fd59977 |
669 | } |
670 | else { |
78c66ef1 |
671 | if (IsVPer){ |
672 | v += vperiod; |
673 | } |
7fd59977 |
674 | } |
675 | |
676 | u = uu; |
677 | |
678 | if (v > Vmax || !IsVPer) { |
78c66ef1 |
679 | return Status; |
7fd59977 |
680 | } |
681 | } |
682 | } //while (1) |
683 | } |
684 | |
685 | //======================================================================= |
686 | //function : TestOnRestriction |
687 | //purpose : |
688 | //======================================================================= |
0a512187 |
689 | TopAbs_State IntTools_FClass2d::TestOnRestriction |
690 | (const gp_Pnt2d& _Puv, |
691 | const Standard_Real Tol, |
692 | const Standard_Boolean RecadreOnPeriodic) const |
7fd59977 |
693 | { |
773f53f1 |
694 | Standard_Integer nbtabclass = TabClass.Length(); |
695 | if (nbtabclass == 0) |
696 | { |
697 | return TopAbs_IN; |
7fd59977 |
698 | } |
773f53f1 |
699 | |
81bba717 |
700 | //-- U1 is the First Param and U2 in this case is U1+Period |
7fd59977 |
701 | Standard_Real u=_Puv.X(); |
702 | Standard_Real v=_Puv.Y(); |
703 | Standard_Real uu = u, vv = v; |
773f53f1 |
704 | |
7fd59977 |
705 | Handle(BRepAdaptor_HSurface) surf = new BRepAdaptor_HSurface(); |
706 | surf->ChangeSurface().Initialize( Face, Standard_False ); |
773f53f1 |
707 | const Standard_Boolean IsUPer = surf->IsUPeriodic(); |
708 | const Standard_Boolean IsVPer = surf->IsVPeriodic(); |
709 | const Standard_Real uperiod = IsUPer ? surf->UPeriod() : 0.0; |
710 | const Standard_Real vperiod = IsVPer ? surf->VPeriod() : 0.0; |
7fd59977 |
711 | TopAbs_State Status = TopAbs_UNKNOWN; |
712 | Standard_Boolean urecadre = Standard_False, vrecadre = Standard_False; |
773f53f1 |
713 | Standard_Integer dedans = 1; |
714 | |
655fddc8 |
715 | if (RecadreOnPeriodic) { |
716 | Standard_Real du, dv; |
717 | if (IsUPer) { |
2a78ec6a |
718 | GeomInt::AdjustPeriodic(uu, Umin, Umax, uperiod, uu, du); |
655fddc8 |
719 | }// if (IsUPer) { |
720 | // |
721 | if (IsVPer) { |
2a78ec6a |
722 | GeomInt::AdjustPeriodic(vv, Vmin, Vmax, vperiod, vv, dv); |
655fddc8 |
723 | }//if (IsVPer) { |
724 | } |
725 | // |
7fd59977 |
726 | for (;;) { |
727 | dedans = 1; |
728 | gp_Pnt2d Puv(u,v); |
729 | |
730 | if(TabOrien(1)!=-1) { |
731 | for(Standard_Integer n=1; n<=nbtabclass; n++) { |
655fddc8 |
732 | Standard_Integer cur = ((CSLib_Class2d *)TabClass(n))->SiDans_OnMode(Puv,Tol); |
733 | if(cur==1) { |
734 | if(TabOrien(n)==0) { |
735 | dedans = -1; |
736 | break; |
737 | } |
738 | } |
739 | else if(cur==-1) { |
740 | if(TabOrien(n)==1) { |
741 | dedans = -1; |
742 | break; |
743 | } |
744 | } |
745 | else { |
746 | dedans = 0; |
747 | break; |
748 | } |
7fd59977 |
749 | } |
750 | if(dedans==0) { |
655fddc8 |
751 | Status = TopAbs_ON; |
7fd59977 |
752 | } |
753 | if(dedans == 1) { |
655fddc8 |
754 | Status = TopAbs_IN; |
7fd59977 |
755 | } |
756 | if(dedans == -1) { |
655fddc8 |
757 | Status = TopAbs_OUT; |
7fd59977 |
758 | } |
759 | } |
81bba717 |
760 | else { //-- TabOrien(1)=-1 Wrong Wire |
7fd59977 |
761 | BRepClass_FaceClassifier aClassifier; |
762 | aClassifier.Perform(Face,Puv,Tol); |
763 | Status = aClassifier.State(); |
764 | } |
765 | |
0ebaa4db |
766 | if (!RecadreOnPeriodic || (!IsUPer && !IsVPer)) |
7fd59977 |
767 | return Status; |
768 | if (Status == TopAbs_IN || Status == TopAbs_ON) |
769 | return Status; |
770 | |
771 | if (!urecadre) |
772 | { |
655fddc8 |
773 | u = uu; |
774 | urecadre = Standard_True; |
7fd59977 |
775 | } |
776 | else |
777 | if (IsUPer) |
655fddc8 |
778 | u += uperiod; |
7fd59977 |
779 | if (u > Umax || !IsUPer) |
780 | { |
655fddc8 |
781 | if (!vrecadre) |
782 | { |
783 | v = vv; |
784 | vrecadre = Standard_True; |
785 | } |
786 | else |
787 | if (IsVPer) |
788 | v += vperiod; |
789 | |
790 | u = uu; |
791 | |
792 | if (v > Vmax || !IsVPer) |
793 | return Status; |
7fd59977 |
794 | } |
795 | } //for (;;) |
796 | } |
7fd59977 |
797 | //======================================================================= |
798 | //function : Destroy |
799 | //purpose : |
800 | //======================================================================= |
0a512187 |
801 | void IntTools_FClass2d::Destroy() |
7fd59977 |
802 | { |
803 | Standard_Integer nbtabclass = TabClass.Length(); |
804 | for(Standard_Integer d=1; d<=nbtabclass;d++) { |
805 | if(TabClass(d)) { |
806 | delete ((CSLib_Class2d *)TabClass(d)); |
807 | TabClass(d)=NULL; |
808 | } |
809 | } |
810 | } |
811 | |
812 | |