projects / occt.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
0031007: Coding - eliminate warnings issued while compiling with -pedantic flag
[occt.git] / src / FilletSurf / FilletSurf_InternalBuilder.cxx
CommitLineData
b311480e 1// Copyright (c) 1997-1999 Matra Datavision
973c2be1 2// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e 3//
973c2be1 4// This file is part of Open CASCADE Technology software library.
b311480e 5//
d5f74e42 6// This library is free software; you can redistribute it and/or modify it under
7// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1 8// by the Free Software Foundation, with special exception defined in the file
9// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
10// distribution for complete text of the license and disclaimer of any warranty.
b311480e 11//
973c2be1 12// Alternatively, this file may be used under the terms of Open CASCADE
13// commercial license or contractual agreement.
b311480e 14
7fd59977 15
42cf5bc1 16#include <Adaptor3d_TopolTool.hxx>
17#include <BRep_Tool.hxx>
18#include <BRepAdaptor_HCurve.hxx>
19#include <BRepAdaptor_HCurve2d.hxx>
20#include <BRepAdaptor_HSurface.hxx>
21#include <BRepBlend_ConstRad.hxx>
22#include <BRepBlend_ConstRadInv.hxx>
23#include <BRepBlend_Line.hxx>
24#include <BRepExtrema_DistShapeShape.hxx>
7fd59977 25#include <ChFi3d_Builder_0.hxx>
42cf5bc1 26#include <ChFi3d_FilBuilder.hxx>
27#include <ChFiDS_CircSection.hxx>
28#include <ChFiDS_CommonPoint.hxx>
29#include <ChFiDS_FaceInterference.hxx>
7fd59977 30#include <ChFiDS_FilSpine.hxx>
42cf5bc1 31#include <ChFiDS_HData.hxx>
7fd59977 32#include <ChFiDS_HElSpine.hxx>
7fd59977 33#include <ChFiDS_ListIteratorOfListOfStripe.hxx>
42cf5bc1 34#include <ChFiDS_ListOfStripe.hxx>
7fd59977 35#include <ChFiDS_SecHArray1.hxx>
42cf5bc1 36#include <ChFiDS_SequenceOfSurfData.hxx>
37#include <ChFiDS_Spine.hxx>
38#include <ChFiDS_Stripe.hxx>
39#include <ChFiDS_SurfData.hxx>
40#include <ElSLib.hxx>
41#include <FilletSurf_ErrorTypeStatus.hxx>
42#include <FilletSurf_InternalBuilder.hxx>
43#include <FilletSurf_StatusDone.hxx>
44#include <FilletSurf_StatusType.hxx>
45#include <Geom2d_Curve.hxx>
46#include <Geom_Circle.hxx>
7fd59977 47#include <Geom_Curve.hxx>
42cf5bc1 48#include <Geom_Plane.hxx>
49#include <Geom_Surface.hxx>
7fd59977 50#include <Geom_TrimmedCurve.hxx>
42cf5bc1 51#include <GeomAbs_Shape.hxx>
7fd59977 52#include <GeomAdaptor_HCurve.hxx>
42cf5bc1 53#include <GeomAdaptor_HSurface.hxx>
54#include <GeomAdaptor_Surface.hxx>
7fd59977 55#include <gp_Circ.hxx>
56#include <gp_Pln.hxx>
7fd59977 57#include <IntCurveSurface_HInter.hxx>
58#include <IntCurveSurface_IntersectionPoint.hxx>
7fd59977 59#include <Precision.hxx>
42cf5bc1 60#include <Standard_ConstructionError.hxx>
61#include <TopoDS.hxx>
62#include <TopoDS_Face.hxx>
63#include <TopoDS_Shape.hxx>
64#include <TopOpeBRepDS_HDataStructure.hxx>
65#include <TopTools_ListIteratorOfListOfShape.hxx>
7fd59977 66
67static Standard_Boolean isinlist(const TopoDS_Shape& E,
68 const TopTools_ListOfShape& L){
69 TopTools_ListIteratorOfListOfShape It;
70 for (It.Initialize(L); It.More(); It.Next()){
71 if(E.IsSame(It.Value())) return 1;
72 }
73 return 0;
74}
75
76static Standard_Boolean IntPlanEdge(Handle(BRepAdaptor_HCurve)& Ed,
77 const gp_Pln& P,
78 Standard_Real& w,
79 const Standard_Real tol3d)
80{
81 Standard_Boolean done = 0;
82 Standard_Real f = Ed->FirstParameter();
83 Standard_Real l = Ed->LastParameter();
84 gp_Pnt Or = P.Location();
85 Handle(Geom_Plane) Pln = new Geom_Plane(P);
86 Handle(GeomAdaptor_HSurface)
87 Plan = new GeomAdaptor_HSurface(GeomAdaptor_Surface(Pln));
88
89 IntCurveSurface_HInter Intersection;
90 Standard_Integer nbp ,iip;
91 IntCurveSurface_IntersectionPoint IP;
92 Standard_Real dist = RealLast();
93
94 Intersection.Perform(Ed,Plan);
95
96 if(Intersection.IsDone()){
97 nbp = Intersection.NbPoints();
98 for (iip = 1; iip <= nbp; iip++){
99 IP = Intersection.Point(iip);
100 gp_Pnt pint = IP.Pnt();
101 Standard_Real d = pint.Distance(Or);
102 if(d<dist){
103 done = 1;
104 w = IP.W();
105 dist = d;
106 }
107 }
108 }
109 gp_Pnt pdeb = Ed->Value(f);
110 gp_Pnt pfin = Ed->Value(l);
111 Standard_Real u,v;
81bba717 112 //check if the extremities are not solution
7fd59977 113 ElSLib::Parameters(P,pdeb,u,v);
114 gp_Pnt projdeb = ElSLib::Value(u,v,P);
115 Standard_Real dprojdeb = pdeb.Distance(projdeb);
116 if(dprojdeb<tol3d){
117 Standard_Real d = pdeb.Distance(Or);
118 if(d<dist){
119 done = 1;
120 w = f;
121 dist = d;
122 }
123 }
124 ElSLib::Parameters(P,pfin,u,v);
125 gp_Pnt projfin = ElSLib::Value(u,v,P);
126 Standard_Real dprojfin = pfin.Distance(projfin);
127 if(dprojfin<tol3d){
128 Standard_Real d = pfin.Distance(Or);
129 if(d<dist){
130 done = 1;
131 w = l;
132 dist = d;
133 }
134 }
135 return done;
136}
137
138static Standard_Boolean ComputeEdgeParameter(const Handle(ChFiDS_Spine)& Spine,
139 const Standard_Integer ind,
140 const Standard_Real pelsp,
141 Standard_Real& ped,
142 const Standard_Real tol3d)
143{
144 Handle(ChFiDS_HElSpine) Guide = Spine->ElSpine(ind);
145 gp_Pnt P; gp_Vec V;
146 Guide->D1(pelsp,P,V);
147 gp_Pln pln(P,V);
148 Handle(BRepAdaptor_HCurve) ed = new BRepAdaptor_HCurve();
149 ed->ChangeCurve() = Spine->CurrentElementarySpine(ind);
150 return IntPlanEdge(ed,pln,ped,tol3d);
151}
152
153//=======================================================================
154//function : FilletSurf_InternalBuilder
155//purpose :
156//=======================================================================
157
158FilletSurf_InternalBuilder::FilletSurf_InternalBuilder
159(const TopoDS_Shape& S,
160 const ChFi3d_FilletShape FShape,
161 const Standard_Real Ta,
162 const Standard_Real Tapp3d,
163 const Standard_Real Tapp2d):ChFi3d_FilBuilder(S,FShape,Ta)
164{
165 SetParams(Ta,Tapp3d,Tapp2d,
166 Tapp3d,Tapp2d,1.e-3);
167 SetContinuity(GeomAbs_C2,Ta);
168}
169
170//=======================================================================
171//function : Add
81bba717 172//purpose : creation of spine on a set of edges
7fd59977 173//
81bba717 174// 0 : no problem
175// 1 : empty list
176// 2 : non g1 edges
177// 3 : non G1 adjacent faces
178// 4 : edge is not on the shape
179// 5 : edge is not alive
7fd59977 180//=======================================================================
181
182Standard_Integer FilletSurf_InternalBuilder::Add(const TopTools_ListOfShape& E,
183 const Standard_Real R)
184{
185 if(E.IsEmpty()) return 1;
186 TopTools_ListIteratorOfListOfShape It;
187 for(It.Initialize(E); It.More(); It.Next()){
188 TopoDS_Edge cured = TopoDS::Edge(It.Value());
189 if(cured.IsNull()) return 4;
190 if(!myEFMap.Contains(cured)) return 4;
81bba717 191 //check if the edge is a fracture edge
7fd59977 192 TopoDS_Face ff1,ff2;
193 for(It.Initialize(myEFMap(cured));It.More();It.Next()){
194 if (ff1.IsNull()) {
195 ff1 = TopoDS::Face(It.Value());
196 }
197 else {
198 ff2 = TopoDS::Face(It.Value());
199 if(!ff2.IsSame(ff1)){
200 break;
201 }
202 }
203 }
204 if(ff1.IsNull() || ff2.IsNull()) return 5;
205 if(ff1.IsSame(ff2)) return 5;
206 if(BRep_Tool::Continuity(cured,ff1,ff2) != GeomAbs_C0) return 5;
207 }
208 TopoDS_Edge ed = TopoDS::Edge(E.First());
209 ed.Orientation(TopAbs_FORWARD);
210 ChFi3d_FilBuilder::Add(R,ed);
211 Handle(ChFiDS_Stripe) st = myListStripe.First();
212 Handle(ChFiDS_Spine)& sp = st->ChangeSpine();
213 Standard_Boolean periodic = sp->IsPeriodic();
214
81bba717 215 //It is checked if edges of list E are in the contour,
216 //the edges that arenot in the list are removed from the contour,
217 //it is checked that the remainder is monoblock.
7fd59977 218
219 for(It.Initialize(E); It.More(); It.Next()){
220 TopoDS_Edge cured = TopoDS::Edge(It.Value());
221 if(!Contains(cured)) return 2;
222 }
223
224 Handle(ChFiDS_FilSpine) newsp = new ChFiDS_FilSpine();
225 Standard_Boolean debut = 0;
226 Standard_Integer premierquinyestpas = 0;
227 Standard_Integer yatrou = 0;
228 for(Standard_Integer i = 1; i <= sp->NbEdges(); i++){
229 TopoDS_Edge cured = sp->Edges(i);
230 if(isinlist(cured,E)){
231 debut = 1;
232 if(premierquinyestpas) {
233 yatrou = 1;
234 break;
235 }
236 newsp->SetEdges(cured);
237 }
238 else if(debut && !premierquinyestpas) premierquinyestpas = i;
239 }
240 if(!periodic && yatrou) return 2;
241 if(periodic && yatrou){
51740958 242 Standard_Boolean vraitrou = 0, aLocalDebut = 0;
7fd59977 243 for(Standard_Integer i = sp->NbEdges(); i > yatrou; i--){
244 TopoDS_Edge cured = sp->Edges(i);
245 if(isinlist(cured,E)){
246 if(vraitrou) return 2;
247 newsp->PutInFirst(cured);
248 }
51740958 249 else if(aLocalDebut) vraitrou = 1;
250 aLocalDebut = 1;
7fd59977 251 }
252 }
253
254 if(newsp->NbEdges() != sp->NbEdges()) {
255 newsp->Load();
256 newsp->SetRadius(R);
257 sp = newsp;
258 }
259
81bba717 260 //ElSpine is immediately constructed
7fd59977 261 Handle(ChFiDS_HElSpine) hels = new ChFiDS_HElSpine();
262 gp_Vec TFirst,TLast;
263 gp_Pnt PFirst,PLast;
264 sp->D1(sp->FirstParameter(),PFirst,TFirst);
265 sp->D1(sp->LastParameter(),PLast,TLast);
266 hels->ChangeCurve().FirstParameter(sp->FirstParameter());
267 hels->ChangeCurve().SetFirstPointAndTgt(PFirst,TFirst);
268 hels->ChangeCurve().LastParameter(sp->LastParameter());
269 hels->ChangeCurve().SetLastPointAndTgt(PLast,TLast);
270 ChFi3d_PerformElSpine(hels,sp,myConti,tolesp);
271 sp->AppendElSpine(hels);
272 sp->SplitDone(Standard_True);
273 return 0;
274}
275
276//=======================================================================
277//function : Perform
278//purpose :
279//=======================================================================
280
281void FilletSurf_InternalBuilder::Perform()
282{
81bba717 283 //PerformSetOfSurfOnElSpine is enough.
7fd59977 284
285 Handle(ChFiDS_Stripe) Stripe = myListStripe.First();
286 Handle(ChFiDS_HData)& HData = Stripe->ChangeSetOfSurfData();
287 HData = new ChFiDS_HData();
288 Handle(ChFiDS_Spine)& Spine = Stripe->ChangeSpine();
289 TopAbs_Orientation RefOr1,RefOr2;
290 Standard_Integer RefChoix;
291 StripeOrientations(Spine,RefOr1,RefOr2,RefChoix);
292 Stripe->OrientationOnFace1(RefOr1);
293 Stripe->OrientationOnFace2(RefOr2);
294 Stripe->Choix(RefChoix);
295 PerformSetOfKGen(Stripe,0);
296}
297
298//=======================================================================
299//function : PerformSurf
300//purpose :
301//=======================================================================
302
303Standard_Boolean
304 FilletSurf_InternalBuilder::PerformSurf(ChFiDS_SequenceOfSurfData& SeqData,
305 const Handle(ChFiDS_HElSpine)& Guide,
306 const Handle(ChFiDS_Spine)& Spine,
307 const Standard_Integer Choix,
308 const Handle(BRepAdaptor_HSurface)& S1,
309 const Handle(Adaptor3d_TopolTool)& I1,
310 const Handle(BRepAdaptor_HSurface)& S2,
311 const Handle(Adaptor3d_TopolTool)& I2,
312 const Standard_Real MaxStep,
313 const Standard_Real Fleche,
314 const Standard_Real TolGuide,
315 Standard_Real& First,
316 Standard_Real& Last,
317 const Standard_Boolean Inside,
318 const Standard_Boolean Appro,
319 const Standard_Boolean Forward,
320 const Standard_Boolean RecOnS1,
321 const Standard_Boolean RecOnS2,
322 const math_Vector& Soldep,
dde68833 323 Standard_Integer& Intf,
324 Standard_Integer& Intl)
7fd59977 325{
326 Handle(ChFiDS_SurfData) Data = SeqData(1);
327 Handle(ChFiDS_FilSpine) fsp = Handle(ChFiDS_FilSpine)::DownCast(Spine);
9775fa61 328 if(fsp.IsNull()) throw Standard_ConstructionError("PerformSurf : this is not the spine of a fillet");
7fd59977 329 Handle(BRepBlend_Line) lin;
330 TopAbs_Orientation Or = S1->ChangeSurface().Face().Orientation();
9775fa61 331 if(!fsp->IsConstant()) throw Standard_ConstructionError("PerformSurf : no variable radiuses");
7fd59977 332 // Standard_Boolean maybesingular; //pour scinder les Surfdata singulieres
333
1d54b807 334 Handle(ChFiDS_HElSpine) EmptyGuide;
335
7fd59977 336 BRepBlend_ConstRad Func(S1,S2,Guide);
337 BRepBlend_ConstRadInv FInv(S1,S2,Guide);
338 Func.Set(fsp->Radius(),Choix);
339 FInv.Set(fsp->Radius(),Choix);
340 switch (GetFilletShape()) {
341 case ChFi3d_Rational:
342 Func.Set(BlendFunc_Rational);
343 break;
344 case ChFi3d_QuasiAngular:
345 Func.Set(BlendFunc_QuasiAngular);
346 break;
347 case ChFi3d_Polynomial:
348 Func.Set(BlendFunc_Polynomial);
349 }
350 Standard_Real PFirst = First;
1d54b807 351 done = SimulData(Data,Guide,EmptyGuide,lin,S1,I1,
7fd59977 352 S2,I2,Func,FInv,PFirst,MaxStep,Fleche,
353 TolGuide,First,Last,Inside,Appro,Forward,Soldep,
354 20,RecOnS1,RecOnS2);
355 if(!done) return Standard_False;
356 if(lin->StartPointOnFirst().NbPointOnRst() !=0){
357 ChFi3d_FilCommonPoint(lin->StartPointOnFirst(),lin->TransitionOnS1(),
358 Standard_True, Data->ChangeVertexFirstOnS1(), tolesp);
359 }
360 if(lin->EndPointOnFirst().NbPointOnRst() !=0){
361 ChFi3d_FilCommonPoint(lin->EndPointOnFirst(),lin->TransitionOnS1(),
362 Standard_False,Data->ChangeVertexLastOnS1(), tolesp);
363 }
364 if(lin->StartPointOnSecond().NbPointOnRst() !=0){
365 ChFi3d_FilCommonPoint(lin->StartPointOnSecond(),lin->TransitionOnS2(),
366 Standard_True, Data->ChangeVertexFirstOnS2(), tolesp);
367 }
368 if(lin->EndPointOnSecond().NbPointOnRst() !=0){
369 ChFi3d_FilCommonPoint(lin->EndPointOnSecond(),lin->TransitionOnS2(),
370 Standard_False, Data->ChangeVertexLastOnS2(), tolesp);
371 }
372 done = CompleteData(Data,Func,lin,S1,S2,Or,0,0,0,0);
9775fa61 373 if(!done) throw Standard_Failure("PerformSurf : Failed approximation!");
7fd59977 374// maybesingular = (Func.GetMinimalDistance()<=100*tolapp3d);
dde68833 375 Standard_Boolean ok = Standard_False;
7fd59977 376 if(!Forward){
377 Intf = 0;
378 const ChFiDS_CommonPoint& cpf1 = Data->VertexFirstOnS1();
379 if(cpf1.IsOnArc()){
380 TopoDS_Face F1 = S1->ChangeSurface().Face();
381 TopoDS_Face bid;
dde68833 382 Intf = !SearchFace(Spine,cpf1,F1,bid);
383 ok = Intf != 0;
7fd59977 384 }
385 const ChFiDS_CommonPoint& cpf2 = Data->VertexFirstOnS2();
386 if(cpf2.IsOnArc() && !ok){
387 TopoDS_Face F2 = S2->ChangeSurface().Face();
388 TopoDS_Face bid;
389 Intf = !SearchFace(Spine,cpf2,F2,bid);
390 }
391 }
392 Intl = 0;
dde68833 393 ok = Standard_False;
7fd59977 394 const ChFiDS_CommonPoint& cpl1 = Data->VertexLastOnS1();
395 if(cpl1.IsOnArc()){
396 TopoDS_Face F1 = S1->ChangeSurface().Face();
397 TopoDS_Face bid;
dde68833 398 Intl = !SearchFace(Spine,cpl1,F1,bid);
399 ok = Intl != 0;
7fd59977 400 }
401 const ChFiDS_CommonPoint& cpl2 = Data->VertexLastOnS2();
402 if(cpl2.IsOnArc() && !ok){
403 TopoDS_Face F2 = S2->ChangeSurface().Face();
404 TopoDS_Face bid;
405 Intl = !SearchFace(Spine,cpl2,F2,bid);
406 }
407 Data->FirstSpineParam(First);
408 Data->LastSpineParam (Last);
409
410// if (maybesingular) SplitSurf(SeqData, lin);
411// Necessite de trimer resultats : A faire
412 return Standard_True;
413}
414
dde68833 415void FilletSurf_InternalBuilder::PerformSurf (ChFiDS_SequenceOfSurfData& , const Handle(ChFiDS_HElSpine)& , const Handle(ChFiDS_Spine)& , const Standard_Integer , const Handle(BRepAdaptor_HSurface)& , const Handle(Adaptor3d_TopolTool)& , const Handle(BRepAdaptor_HCurve2d)& , const Handle(BRepAdaptor_HSurface)& , const Handle(BRepAdaptor_HCurve2d)& , Standard_Boolean& , const Handle(BRepAdaptor_HSurface)& , const Handle(Adaptor3d_TopolTool)& , const TopAbs_Orientation , const Standard_Real , const Standard_Real , const Standard_Real , Standard_Real& , Standard_Real& , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const math_Vector& )
7fd59977 416{
9775fa61 417 throw Standard_DomainError("BlendFunc_CSConstRad::Section : Not implemented");
7fd59977 418}
419
dde68833 420void FilletSurf_InternalBuilder::PerformSurf (ChFiDS_SequenceOfSurfData& , const Handle(ChFiDS_HElSpine)& , const Handle(ChFiDS_Spine)& , const Standard_Integer , const Handle(BRepAdaptor_HSurface)& , const Handle(Adaptor3d_TopolTool)& , const TopAbs_Orientation , const Handle(BRepAdaptor_HSurface)& , const Handle(Adaptor3d_TopolTool)& , const Handle(BRepAdaptor_HCurve2d)& , const Handle(BRepAdaptor_HSurface)& , const Handle(BRepAdaptor_HCurve2d)& , Standard_Boolean& , const Standard_Real , const Standard_Real , const Standard_Real , Standard_Real& , Standard_Real& , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const math_Vector& )
7fd59977 421{
9775fa61 422 throw Standard_DomainError("BlendFunc_CSConstRad::Section : Not implemented");
7fd59977 423}
424
dde68833 425void FilletSurf_InternalBuilder::PerformSurf (ChFiDS_SequenceOfSurfData& , const Handle(ChFiDS_HElSpine)& , const Handle(ChFiDS_Spine)& , const Standard_Integer , const Handle(BRepAdaptor_HSurface)& , const Handle(Adaptor3d_TopolTool)& , const Handle(BRepAdaptor_HCurve2d)& , const Handle(BRepAdaptor_HSurface)& , const Handle(BRepAdaptor_HCurve2d)& , Standard_Boolean& , const TopAbs_Orientation , const Handle(BRepAdaptor_HSurface)& , const Handle(Adaptor3d_TopolTool)& , const Handle(BRepAdaptor_HCurve2d)& , const Handle(BRepAdaptor_HSurface)& , const Handle(BRepAdaptor_HCurve2d)& , Standard_Boolean& , const TopAbs_Orientation , const Standard_Real , const Standard_Real , const Standard_Real , Standard_Real& , Standard_Real& , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const Standard_Boolean , const math_Vector& )
7fd59977 426{
9775fa61 427 throw Standard_DomainError("BlendFunc_CSConstRad::Section : Not implemented");
7fd59977 428}
429
430Standard_Boolean FilletSurf_InternalBuilder::Done() const
431{
432 return done;
433}
434//=======================================================================
435//function : NbSurface
436//purpose : gives the number of NUBS surfaces of the Fillet
437//=======================================================================
438
439Standard_Integer FilletSurf_InternalBuilder::NbSurface() const
440{
441 return myListStripe.First()->SetOfSurfData()->Length();
442}
443
444//=======================================================================
445//function : SurfaceFillet
446//purpose : gives the NUBS surface of index Index
447//=======================================================================
448
449const Handle(Geom_Surface)& FilletSurf_InternalBuilder::SurfaceFillet(const Standard_Integer Index) const
450{
451 Standard_Integer isurf = myListStripe.First()->SetOfSurfData()->Value(Index)->Surf();
452
453 return myDS->Surface(isurf).Surface();
454}
455
456 //=======================================================================
457//function : TolApp3d
458//purpose : gives the 3d tolerance reached during approximation
459//=======================================================================
460
461Standard_Real FilletSurf_InternalBuilder::TolApp3d(const Standard_Integer Index) const
462{
463 Standard_Integer isurf = myListStripe.First()->SetOfSurfData()->Value(Index)->Surf();
464
465 return myDS->Surface(isurf).Tolerance();
466}
467
468//=======================================================================
469//function : SupportFace1
470//purpose : gives the first support face relative to SurfaceFillet(Index)
471//=======================================================================
472const TopoDS_Face& FilletSurf_InternalBuilder::SupportFace1(const Standard_Integer Index) const
473{
474 Standard_Integer isurf = myListStripe.First()->SetOfSurfData()->Value(Index)->IndexOfS1();
475
476 return TopoDS::Face(myDS->Shape(isurf));
477}
478//=======================================================================
479//function : SupportFace2
480//purpose : gives the second support face relative to SurfaceFillet(Index)
481//=======================================================================
482const TopoDS_Face& FilletSurf_InternalBuilder::SupportFace2(const Standard_Integer Index) const
483{
484 Standard_Integer isurf = myListStripe.First()->SetOfSurfData()->Value(Index)->IndexOfS2();
485
486 return TopoDS::Face(myDS->Shape(isurf));
487}
488//===============================================================================
489//function : CurveOnSup1
490//purpose : gives the 3d curve of SurfaceFillet(Index) on SupportFace1(Index)
491//===============================================================================
492
493const Handle(Geom_Curve)& FilletSurf_InternalBuilder::CurveOnFace1(const Standard_Integer Index) const
494{
495 Standard_Integer icurv = myListStripe.First()->SetOfSurfData()->Value(Index)->
496 InterferenceOnS1().LineIndex();
497 return myDS->Curve(icurv).Curve();
498}
499
500//=======================================================================
501//function : CurveOnSup2
502//purpose : gives the 3d curve of SurfaceFillet(Index) on SupportFace2(Index
503//=======================================================================
504
505const Handle(Geom_Curve)& FilletSurf_InternalBuilder::CurveOnFace2(const Standard_Integer Index) const
506{
507 Standard_Integer icurv=myListStripe.First()->SetOfSurfData()->Value(Index)->
508 InterferenceOnS2().LineIndex();
509 return myDS->Curve(icurv).Curve();
510}
511//=======================================================================
512//function : PCurveOnFace1
513//purpose : gives the PCurve associated to CurvOnSup1(Index) on the support face
514//=======================================================================
515const Handle(Geom2d_Curve)& FilletSurf_InternalBuilder::PCurveOnFace1(const Standard_Integer Index) const
516{
517 return myListStripe.First()->SetOfSurfData()->Value(Index)->
518 InterferenceOnS1().PCurveOnFace();
519
520}
521
522//=======================================================================
523//function : PCurveOnFillet1
524//purpose : gives the PCurve associated to CurveOnFace1(Index) on the Fillet
525//=======================================================================
526
527const Handle(Geom2d_Curve)& FilletSurf_InternalBuilder::PCurve1OnFillet(const Standard_Integer Index) const
528{return myListStripe.First()->SetOfSurfData()->Value(Index)->
529 InterferenceOnS1().PCurveOnSurf();
530
531}
532
533//=======================================================================
534//function : PCurveOnFace2
535//purpose : gives the PCurve associated to CurvOnSup2(Index) on the support face
536//=======================================================================
537const Handle(Geom2d_Curve)& FilletSurf_InternalBuilder::PCurveOnFace2(const Standard_Integer Index) const
538{
539 return myListStripe.First()->SetOfSurfData()->Value(Index)->
540 InterferenceOnS2().PCurveOnFace();
541}
542
543//=======================================================================
544//function : PCurveOnFillet2
545//purpose : gives the PCurve associated to CurveOnFace2(Index) on the Fillet
546//=======================================================================
547const Handle(Geom2d_Curve)& FilletSurf_InternalBuilder::PCurve2OnFillet(const Standard_Integer Index) const
548{return myListStripe.First()->SetOfSurfData()->Value(Index)->
549 InterferenceOnS2().PCurveOnSurf();
550
551}
552
553//=======================================================================
554//function : FirstParameter
555//purpose : gives the parameter of the fillet on the first edge
556//=======================================================================
557
558Standard_Real FilletSurf_InternalBuilder::FirstParameter() const
559{
560 const Handle(ChFiDS_Stripe)& st = myListStripe.First();
561 const Handle(ChFiDS_Spine)& sp = st->Spine();
562 const Handle(ChFiDS_SurfData)& sd = st->SetOfSurfData()->Value(1);
563 Standard_Real p = sd->FirstSpineParam();
564 Standard_Integer ind = 1;
565 if(sp->IsPeriodic()) ind = sp->Index(p);
566 Standard_Real ep;
567 if(ComputeEdgeParameter(sp,ind,p,ep,tolesp)) return ep;
568 return 0.0;
569}
570//=======================================================================
571//function : LastParameter
572//purpose : gives the parameter of the fillet on the last edge
573//=======================================================================
574Standard_Real FilletSurf_InternalBuilder::LastParameter() const
575{
576 const Handle(ChFiDS_Stripe)& st = myListStripe.First();
577 const Handle(ChFiDS_Spine)& sp = st->Spine();
578 const Handle(ChFiDS_SurfData)& sd = st->SetOfSurfData()->Value(NbSurface());
579 Standard_Real p = sd->LastSpineParam();
580 Standard_Integer ind = sp->NbEdges();
581 if(sp->IsPeriodic()) ind = sp->Index(p);
582 Standard_Real ep;
583 if(ComputeEdgeParameter(sp,ind,p,ep,tolesp)) return ep;
584 return 0.0;
585}
586
587//=======================================================================
588//function : StatusStartSection
589//purpose : returns:
590// twoExtremityonEdge: each extremity of start section of the Fillet is
591// on the edge of the corresponding support face.
592// OneExtremityOnEdge: only one of the extremities of start section of the Fillet
593// is on the edge of the corresponding support face.
594// NoExtremityOnEdge: any extremity of start section of the fillet is on
595// the edge of the corresponding support face.
596//=======================================================================
597
598
599FilletSurf_StatusType FilletSurf_InternalBuilder::StartSectionStatus() const
600{
601
602 Standard_Boolean isonedge1 = myListStripe.First()->SetOfSurfData()->Value(1)->
603 VertexFirstOnS1().IsOnArc();
604 Standard_Boolean isonedge2= myListStripe.First()->SetOfSurfData()->Value(1)->
8c2d3314 605 VertexFirstOnS2().IsOnArc();
7fd59977 606
607 if (isonedge1 && isonedge2)
608 {return FilletSurf_TwoExtremityOnEdge;}
609 else if ((!isonedge1)&& (!isonedge2))
610 {return FilletSurf_NoExtremityOnEdge ;}
611 else
612 {return FilletSurf_OneExtremityOnEdge;}
613}
614//=======================================================================
615//function : StatusEndSection()
616//purpose : returns:
617// twoExtremityonEdge: each extremity of end section of the Fillet is
618// on the edge of the corresponding support face.
619// OneExtremityOnEdge: only one of the extremities of end section of the Fillet
620// is on the edge of the corresponding support face.
621// NoExtremityOnEdge: any extremity of end section of the fillet is on
622// the edge of the corresponding support face.
623//=======================================================================
624FilletSurf_StatusType FilletSurf_InternalBuilder::EndSectionStatus() const
625{
626 Standard_Boolean isonedge1 = myListStripe.First()->SetOfSurfData()->Value(NbSurface())->
627 VertexLastOnS1().IsOnArc();
628 Standard_Boolean isonedge2= myListStripe.First()->SetOfSurfData()->Value(NbSurface())->
629 VertexLastOnS2().IsOnArc();
630
631 if (isonedge1 && isonedge2)
632 { return FilletSurf_TwoExtremityOnEdge;}
633 else if ((!isonedge1)&& (!isonedge2))
634 { return FilletSurf_NoExtremityOnEdge;}
635 else
636 { return FilletSurf_OneExtremityOnEdge;}
637}
638
639
640//=======================================================================
641//function : Simulate
642//purpose : computes only the sections used in the computation of the fillet
643//=======================================================================
644void FilletSurf_InternalBuilder::Simulate()
645{
646 //ChFi3d_FilBuilder::Simulate(1);
647 Handle(ChFiDS_Stripe) Stripe = myListStripe.First();
648 Handle(ChFiDS_HData)& HData = Stripe->ChangeSetOfSurfData();
649 HData = new ChFiDS_HData();
650 Handle(ChFiDS_Spine)& Spine = Stripe->ChangeSpine();
651 TopAbs_Orientation RefOr1,RefOr2;
652 Standard_Integer RefChoix;
653 StripeOrientations(Spine,RefOr1,RefOr2,RefChoix);
654 Stripe->OrientationOnFace1(RefOr1);
655 Stripe->OrientationOnFace2(RefOr2);
656 Stripe->Choix(RefChoix);
657 PerformSetOfKGen(Stripe,1);
658}
659
660
661//=======================================================================
662//function : NbSection
663//purpose : gives the number of sections relative to SurfaceFillet(IndexSurf)
664//=======================================================================
665Standard_Integer FilletSurf_InternalBuilder::NbSection(const Standard_Integer IndexSurf) const
666{
667return Sect(1,IndexSurf)->Length();
668}
669
670//=======================================================================
671//function : Section
672//purpose : gives the arc of circle corresponding to section number
673// IndexSec of SurfaceFillet(IndexSurf) (The basis curve of the
674// trimmed curve is a Geom_Circle)
675//=======================================================================
676void FilletSurf_InternalBuilder::Section(const Standard_Integer IndexSurf, const Standard_Integer IndexSec, Handle(Geom_TrimmedCurve)& Circ) const
677{
678 gp_Circ c;
679 Standard_Real deb,fin;
680 Sect(1,IndexSurf)->Value(IndexSec).Get(c,deb,fin);
681 Handle(Geom_Circle) Gc = new Geom_Circle(c);
682 Circ= new Geom_TrimmedCurve(Gc,deb,fin);
683}
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
Open CASCADE Technology repository