| 1 | // Created on: 1994-06-07 |
| 2 | // Created by: Bruno DUMORTIER |
| 3 | // Copyright (c) 1994-1999 Matra Datavision |
| 4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
| 5 | // |
| 6 | // This file is part of Open CASCADE Technology software library. |
| 7 | // |
| 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 |
| 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. |
| 13 | // |
| 14 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 15 | // commercial license or contractual agreement. |
| 16 | |
| 17 | #include <BRepFill_Pipe.ixx> |
| 18 | |
| 19 | #include <Standard_ErrorHandler.hxx> |
| 20 | |
| 21 | #include <BRep_Tool.hxx> |
| 22 | #include <BRep_Builder.hxx> |
| 23 | #include <BRepClass3d_SolidClassifier.hxx> |
| 24 | #include <BRepLib_MakeVertex.hxx> |
| 25 | #include <BRepTools_Substitution.hxx> |
| 26 | |
| 27 | #include <GeomFill_CorrectedFrenet.hxx> |
| 28 | #include <GeomFill_Frenet.hxx> |
| 29 | #include <GeomFill_DiscreteTrihedron.hxx> |
| 30 | #include <GeomFill_CurveAndTrihedron.hxx> |
| 31 | |
| 32 | #include <BRepFill_SectionPlacement.hxx> |
| 33 | #include <BRepFill_ShapeLaw.hxx> |
| 34 | #include <BRepFill_Edge3DLaw.hxx> |
| 35 | #include <BRepFill_Sweep.hxx> |
| 36 | |
| 37 | #include <GeomAbs_Shape.hxx> |
| 38 | #include <TopExp.hxx> |
| 39 | #include <TopAbs_ShapeEnum.hxx> |
| 40 | #include <TopoDS.hxx> |
| 41 | #include <TopoDS_Shell.hxx> |
| 42 | #include <TopoDS_Solid.hxx> |
| 43 | #include <TopoDS_Compound.hxx> |
| 44 | #include <TopoDS_Iterator.hxx> |
| 45 | #include <TopTools_DataMapOfShapeInteger.hxx> |
| 46 | #include <TColStd_DataMapOfIntegerInteger.hxx> |
| 47 | #include <TColStd_DataMapIteratorOfDataMapOfIntegerInteger.hxx> |
| 48 | |
| 49 | #include <Precision.hxx> |
| 50 | #include <Standard_NotImplemented.hxx> |
| 51 | |
| 52 | #include <Geom_TrimmedCurve.hxx> |
| 53 | #include <Geom_OffsetCurve.hxx> |
| 54 | #include <Geom_BSplineCurve.hxx> |
| 55 | #include <BRepBuilderAPI_Transform.hxx> |
| 56 | #include <BRepBuilderAPI_Copy.hxx> |
| 57 | #include <TopTools_SequenceOfShape.hxx> |
| 58 | #include <TopTools_ListIteratorOfListOfShape.hxx> |
| 59 | #include <BRepLib.hxx> |
| 60 | |
| 61 | #include <Geom2dAdaptor_HCurve.hxx> |
| 62 | #include <GeomAdaptor_HSurface.hxx> |
| 63 | #include <Adaptor3d_CurveOnSurface.hxx> |
| 64 | |
| 65 | #include <ShapeUpgrade_RemoveLocations.hxx> |
| 66 | |
| 67 | #ifdef DRAW |
| 68 | #include <DBRep.hxx> |
| 69 | static Standard_Boolean Affich = 0; |
| 70 | #endif |
| 71 | |
| 72 | static void ReverseModifiedEdges(TopoDS_Shape& aShape, |
| 73 | TopTools_MapOfShape& Emap) |
| 74 | { |
| 75 | TopExp_Explorer Explo(aShape, TopAbs_FACE); |
| 76 | BRep_Builder BB; |
| 77 | |
| 78 | for (; Explo.More(); Explo.Next()) |
| 79 | { |
| 80 | TopoDS_Shape aFace = Explo.Current(); |
| 81 | TopoDS_Iterator itf(aFace); |
| 82 | for (; itf.More(); itf.Next()) |
| 83 | { |
| 84 | TopoDS_Shape aWire = itf.Value(); |
| 85 | TopTools_ListOfShape Ledges; |
| 86 | TopoDS_Iterator itw(aWire); |
| 87 | for (; itw.More(); itw.Next()) |
| 88 | Ledges.Append(itw.Value()); |
| 89 | |
| 90 | aWire.Free(Standard_True); |
| 91 | TopTools_ListIteratorOfListOfShape itl(Ledges); |
| 92 | for (; itl.More(); itl.Next()) |
| 93 | BB.Remove(aWire, itl.Value()); |
| 94 | |
| 95 | for (itl.Initialize(Ledges); itl.More(); itl.Next()) |
| 96 | { |
| 97 | TopoDS_Shape anEdge = itl.Value(); |
| 98 | if (Emap.Contains(anEdge)) |
| 99 | anEdge.Reverse(); |
| 100 | BB.Add(aWire, anEdge); |
| 101 | } |
| 102 | } |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | static void UpdateTolFromTopOrBottomPCurve(const TopoDS_Face& aFace, |
| 107 | TopoDS_Edge& anEdge) |
| 108 | { |
| 109 | Standard_Real fpar, lpar; |
| 110 | Handle(Geom2d_Curve) aPCurve = BRep_Tool::CurveOnSurface(anEdge, aFace, fpar, lpar); |
| 111 | if (aPCurve.IsNull()) |
| 112 | return; |
| 113 | |
| 114 | Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, fpar, lpar); |
| 115 | if (aCurve.IsNull()) |
| 116 | return; |
| 117 | |
| 118 | Handle(Geom2dAdaptor_HCurve) GAHC2d = new Geom2dAdaptor_HCurve(aPCurve, fpar, lpar); |
| 119 | Handle(Geom_Surface) aSurf = BRep_Tool::Surface(aFace); |
| 120 | Handle(GeomAdaptor_HSurface) GAHS = new GeomAdaptor_HSurface(aSurf); |
| 121 | Adaptor3d_CurveOnSurface ConS(GAHC2d, GAHS); |
| 122 | |
| 123 | Standard_Real Tol = BRep_Tool::Tolerance(anEdge); |
| 124 | Standard_Real InitTol = Tol; |
| 125 | Standard_Real TolTol = Tol*Tol; |
| 126 | const Standard_Integer NCONTROL = 22; |
| 127 | Standard_Real delta = (lpar - fpar)/NCONTROL; |
| 128 | for (Standard_Integer i = 0; i <= NCONTROL; i++) |
| 129 | { |
| 130 | Standard_Real par = fpar + i*delta; |
| 131 | gp_Pnt pnt = aCurve->Value(par); |
| 132 | gp_Pnt prj = ConS.Value(par); |
| 133 | Standard_Real sqdist = pnt.SquareDistance(prj); |
| 134 | if (sqdist > TolTol) |
| 135 | TolTol = sqdist; |
| 136 | } |
| 137 | Tol = 1.00005 * Sqrt(TolTol); |
| 138 | if (Tol >= InitTol) |
| 139 | { |
| 140 | BRep_Builder BB; |
| 141 | BB.UpdateEdge(anEdge, Tol); |
| 142 | TopoDS_Iterator itv(anEdge); |
| 143 | for (; itv.More(); itv.Next()) |
| 144 | { |
| 145 | TopoDS_Vertex aVertex = TopoDS::Vertex(itv.Value()); |
| 146 | BB.UpdateVertex(aVertex, Tol); |
| 147 | } |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | //======================================================================= |
| 152 | //function : BRepFill_Pipe |
| 153 | //purpose : |
| 154 | //======================================================================= |
| 155 | |
| 156 | BRepFill_Pipe::BRepFill_Pipe() |
| 157 | { |
| 158 | myDegmax = 11; |
| 159 | mySegmax = 100; |
| 160 | myContinuity = GeomAbs_C2; |
| 161 | myMode = GeomFill_IsCorrectedFrenet; |
| 162 | myForceApproxC1 = Standard_False; |
| 163 | |
| 164 | myCurIndexOfSectionEdge = 1; |
| 165 | } |
| 166 | |
| 167 | |
| 168 | //======================================================================= |
| 169 | //function : BRepFill_Pipe |
| 170 | //purpose : |
| 171 | //======================================================================= |
| 172 | |
| 173 | BRepFill_Pipe::BRepFill_Pipe(const TopoDS_Wire& Spine, |
| 174 | const TopoDS_Shape& Profile, |
| 175 | const GeomFill_Trihedron aMode, |
| 176 | const Standard_Boolean ForceApproxC1, |
| 177 | const Standard_Boolean KPart) |
| 178 | |
| 179 | { |
| 180 | myDegmax = 11; |
| 181 | mySegmax = 100; |
| 182 | |
| 183 | myMode = GeomFill_IsCorrectedFrenet; |
| 184 | if (aMode == GeomFill_IsFrenet || |
| 185 | aMode == GeomFill_IsCorrectedFrenet || |
| 186 | aMode == GeomFill_IsDiscreteTrihedron) |
| 187 | myMode = aMode; |
| 188 | |
| 189 | myContinuity = GeomAbs_C2; |
| 190 | if (myMode == GeomFill_IsDiscreteTrihedron) |
| 191 | myContinuity = GeomAbs_C0; |
| 192 | |
| 193 | myForceApproxC1 = ForceApproxC1; |
| 194 | |
| 195 | myCurIndexOfSectionEdge = 1; |
| 196 | |
| 197 | Perform(Spine, Profile, KPart); |
| 198 | } |
| 199 | |
| 200 | |
| 201 | //======================================================================= |
| 202 | //function : Perform |
| 203 | //purpose : |
| 204 | //======================================================================= |
| 205 | |
| 206 | void BRepFill_Pipe::Perform(const TopoDS_Wire& Spine, |
| 207 | const TopoDS_Shape& Profile, |
| 208 | const Standard_Boolean /*KPart*/) |
| 209 | |
| 210 | { |
| 211 | mySections.Nullify(); |
| 212 | myFaces.Nullify(); |
| 213 | myEdges.Nullify(); |
| 214 | |
| 215 | mySpine = Spine; |
| 216 | myProfile = Profile; |
| 217 | |
| 218 | DefineRealSegmax(); |
| 219 | |
| 220 | BRepTools_WireExplorer wexp; |
| 221 | TopoDS_Shape TheProf; |
| 222 | |
| 223 | Handle(GeomFill_TrihedronLaw) TLaw; |
| 224 | switch (myMode) |
| 225 | { |
| 226 | case GeomFill_IsFrenet: |
| 227 | TLaw = new GeomFill_Frenet(); |
| 228 | break; |
| 229 | case GeomFill_IsCorrectedFrenet: |
| 230 | TLaw = new GeomFill_CorrectedFrenet(); |
| 231 | break; |
| 232 | case GeomFill_IsDiscreteTrihedron: |
| 233 | TLaw = new GeomFill_DiscreteTrihedron(); |
| 234 | break; |
| 235 | default: |
| 236 | break; |
| 237 | } |
| 238 | Handle(GeomFill_CurveAndTrihedron) Loc = |
| 239 | new (GeomFill_CurveAndTrihedron) (TLaw); |
| 240 | myLoc = new (BRepFill_Edge3DLaw) (mySpine, Loc); |
| 241 | if (myLoc->NbLaw() == 0) { |
| 242 | return; // Degenerated case |
| 243 | } |
| 244 | myLoc->TransformInG0Law(); // Set into continuity |
| 245 | |
| 246 | BRepFill_SectionPlacement Place(myLoc, Profile); |
| 247 | myTrsf = Place.Transformation(); |
| 248 | |
| 249 | TopLoc_Location Loc2(myTrsf), Loc1; |
| 250 | Loc1 = Profile.Location(); |
| 251 | TopoDS_Shape aux; |
| 252 | TheProf = myProfile; |
| 253 | TheProf.Location(Loc2.Multiplied(Loc1)); |
| 254 | |
| 255 | // Construct First && Last Shape |
| 256 | Handle(GeomFill_LocationLaw) law; |
| 257 | |
| 258 | gp_Mat M; |
| 259 | gp_Vec V; |
| 260 | gp_Trsf fila; |
| 261 | Standard_Real first, last; |
| 262 | myLoc->Law(1)->GetDomain(first, last); |
| 263 | myLoc->Law(1)->D0(first, M, V); |
| 264 | fila.SetValues(M(1,1), M(1,2), M(1,3), V.X(), |
| 265 | M(2,1), M(2,2), M(2,3), V.Y(), |
| 266 | M(3,1), M(3,2), M(3,3), V.Z()); |
| 267 | |
| 268 | fila.Multiply(myTrsf); |
| 269 | TopLoc_Location LocFirst(fila); |
| 270 | myFirst = myProfile; |
| 271 | if ( ! LocFirst.IsIdentity()) { |
| 272 | //myFirst.Location( LocFirst.Multiplied(myProfile.Location()) ); |
| 273 | myFirst = BRepBuilderAPI_Transform(myProfile, fila, Standard_True); //copy |
| 274 | } |
| 275 | |
| 276 | ShapeUpgrade_RemoveLocations RemLoc; |
| 277 | RemLoc.SetRemoveLevel(TopAbs_COMPOUND); |
| 278 | RemLoc.Remove(myFirst); |
| 279 | myFirst = RemLoc.GetResult(); |
| 280 | |
| 281 | myLoc->Law(myLoc->NbLaw())->GetDomain(first, last); |
| 282 | myLoc->Law(myLoc->NbLaw())->D0(last,M, V); |
| 283 | // try { // Not good, but there are no other means to test SetValues |
| 284 | fila.SetValues(M(1,1), M(1,2), M(1,3), V.X(), |
| 285 | M(2,1), M(2,2), M(2,3), V.Y(), |
| 286 | M(3,1), M(3,2), M(3,3), V.Z()); |
| 287 | fila.Multiply(myTrsf); |
| 288 | TopLoc_Location LocLast(fila); |
| 289 | if (! myLoc->IsClosed() || LocFirst != LocLast) { |
| 290 | myLast = myProfile; |
| 291 | if ( ! LocLast.IsIdentity()) { |
| 292 | //myLast.Location(LocLast.Multiplied(myProfile.Location()) ); |
| 293 | myLast = BRepBuilderAPI_Transform(myProfile, fila, Standard_True); //copy |
| 294 | } |
| 295 | } |
| 296 | else { |
| 297 | myLast = myFirst; |
| 298 | } |
| 299 | |
| 300 | RemLoc.Remove(myLast); |
| 301 | myLast = RemLoc.GetResult(); |
| 302 | |
| 303 | #if DRAW |
| 304 | if (Affich) { |
| 305 | DBRep::Set("theprof", TheProf); |
| 306 | DBRep::Set("thefirst", myFirst); |
| 307 | DBRep::Set("thelast" , myLast); |
| 308 | } |
| 309 | #endif |
| 310 | |
| 311 | myShape = MakeShape(TheProf, myFirst, myLast); |
| 312 | } |
| 313 | |
| 314 | |
| 315 | //======================================================================= |
| 316 | //function : Spine |
| 317 | //purpose : |
| 318 | //======================================================================= |
| 319 | |
| 320 | const TopoDS_Shape& BRepFill_Pipe::Spine() const |
| 321 | { |
| 322 | return mySpine; |
| 323 | } |
| 324 | |
| 325 | //======================================================================= |
| 326 | //function : Profile |
| 327 | //purpose : |
| 328 | //======================================================================= |
| 329 | |
| 330 | const TopoDS_Shape& BRepFill_Pipe::Profile() const |
| 331 | { |
| 332 | return myProfile; |
| 333 | } |
| 334 | |
| 335 | //======================================================================= |
| 336 | //function : Shape |
| 337 | //purpose : |
| 338 | //======================================================================= |
| 339 | |
| 340 | const TopoDS_Shape& BRepFill_Pipe::Shape() const |
| 341 | { |
| 342 | return myShape; |
| 343 | } |
| 344 | |
| 345 | //======================================================================= |
| 346 | //function : ErrorOnSurface |
| 347 | //purpose : |
| 348 | //======================================================================= |
| 349 | |
| 350 | Standard_Real BRepFill_Pipe::ErrorOnSurface() const |
| 351 | { |
| 352 | return myErrorOnSurf; |
| 353 | } |
| 354 | |
| 355 | |
| 356 | //======================================================================= |
| 357 | //function : FirstShape |
| 358 | //purpose : |
| 359 | //======================================================================= |
| 360 | |
| 361 | const TopoDS_Shape& BRepFill_Pipe::FirstShape() const |
| 362 | { |
| 363 | return myFirst; |
| 364 | } |
| 365 | |
| 366 | |
| 367 | //======================================================================= |
| 368 | //function : LastShape |
| 369 | //purpose : |
| 370 | //======================================================================= |
| 371 | |
| 372 | const TopoDS_Shape& BRepFill_Pipe::LastShape() const |
| 373 | { |
| 374 | return myLast; |
| 375 | } |
| 376 | |
| 377 | |
| 378 | //======================================================================= |
| 379 | //function : Face |
| 380 | //purpose : |
| 381 | //======================================================================= |
| 382 | |
| 383 | TopoDS_Face BRepFill_Pipe::Face(const TopoDS_Edge& ESpine, |
| 384 | const TopoDS_Edge& EProfile) |
| 385 | { |
| 386 | TopoDS_Face theFace; |
| 387 | |
| 388 | if ( BRep_Tool::Degenerated(EProfile)) |
| 389 | return theFace; |
| 390 | |
| 391 | Standard_Integer ii, ispin = 0, iprof = 0, count = 0; |
| 392 | |
| 393 | // ************************************************* |
| 394 | // Search if EProfile is an edge of myProfile |
| 395 | // ************************************************* |
| 396 | iprof = FindEdge(myProfile, EProfile, count); |
| 397 | |
| 398 | if (!iprof) Standard_DomainError::Raise( |
| 399 | "BRepFill_Pipe::Face : Edge not in the Profile"); |
| 400 | |
| 401 | |
| 402 | // ************************************************* |
| 403 | // Search if ESpine is an edge of mySpine and find |
| 404 | // the index of the corresponding Filler |
| 405 | // ************************************************* |
| 406 | for (ii=1; ii<=myLoc->NbLaw() && (!ispin); ii++) |
| 407 | if (ESpine.IsSame(myLoc->Edge(ii))) ispin = ii; |
| 408 | |
| 409 | if (!ispin) Standard_DomainError::Raise( |
| 410 | "BRepFill_Pipe::Edge : Edge not in the Spine"); |
| 411 | |
| 412 | theFace = TopoDS::Face(myFaces->Value(iprof, ispin)); |
| 413 | return theFace; |
| 414 | |
| 415 | } |
| 416 | |
| 417 | //======================================================================= |
| 418 | //function : Edge |
| 419 | //purpose : |
| 420 | //======================================================================= |
| 421 | TopoDS_Edge BRepFill_Pipe::Edge(const TopoDS_Edge& ESpine, |
| 422 | const TopoDS_Vertex& VProfile) |
| 423 | { |
| 424 | Standard_Integer ii, ispin = 0, iprof = 0, count = 0;; |
| 425 | |
| 426 | // ************************************************* |
| 427 | // Search if VProfile is a Vertex of myProfile |
| 428 | // ************************************************* |
| 429 | iprof = FindVertex(myProfile, VProfile, count); |
| 430 | if (!iprof) Standard_DomainError::Raise( |
| 431 | "BRepFill_Pipe::Edge : Vertex not in the Profile"); |
| 432 | |
| 433 | |
| 434 | // ************************************************* |
| 435 | // Search if ESpine is an edge of mySpine and find |
| 436 | // the index of the corresponding Filler |
| 437 | // ************************************************* |
| 438 | |
| 439 | for (ii=1; ii<=myLoc->NbLaw() && (!ispin); ii++) |
| 440 | if (ESpine.IsSame(myLoc->Edge(ii))) ispin = ii; |
| 441 | |
| 442 | if (!ispin) Standard_DomainError::Raise( |
| 443 | "BRepFill_Pipe::Edge : Edge not in the Spine"); |
| 444 | |
| 445 | |
| 446 | // ************************************************* |
| 447 | // Generate the corresponding Shape |
| 448 | // ************************************************* |
| 449 | TopoDS_Edge theEdge; |
| 450 | theEdge = TopoDS::Edge(myEdges->Value(iprof, ispin)); |
| 451 | |
| 452 | return theEdge; |
| 453 | |
| 454 | } |
| 455 | |
| 456 | |
| 457 | //======================================================================= |
| 458 | //function : Section |
| 459 | //purpose : |
| 460 | //======================================================================= |
| 461 | |
| 462 | TopoDS_Shape BRepFill_Pipe::Section(const TopoDS_Vertex& VSpine) const |
| 463 | { |
| 464 | TopoDS_Iterator it, itv; |
| 465 | |
| 466 | Standard_Integer ii, ispin = 0; |
| 467 | |
| 468 | TopoDS_Shape curSect = myProfile; |
| 469 | |
| 470 | // ************************************************* |
| 471 | // Search if ESpine is an edge of mySpine and find |
| 472 | // the index of the corresponding Filler |
| 473 | // ************************************************* |
| 474 | |
| 475 | // iterate on all the edges of mySpine |
| 476 | for (ii=1; ii<=myLoc->NbLaw()+1 && (!ispin); ii++) |
| 477 | if (VSpine.IsSame(myLoc->Vertex(ii))) ispin = ii; |
| 478 | |
| 479 | if (!ispin) Standard_DomainError::Raise( |
| 480 | "BRepFill_Pipe::Section : Vertex not in the Spine"); |
| 481 | |
| 482 | BRep_Builder B; |
| 483 | TopoDS_Compound Comp; |
| 484 | B.MakeCompound(Comp); |
| 485 | for (ii=1; ii<=mySections->ColLength(); ii++) |
| 486 | B.Add(Comp, mySections->Value(ii, ispin)); |
| 487 | |
| 488 | return Comp; |
| 489 | } |
| 490 | |
| 491 | //======================================================================= |
| 492 | //function : PipeLine |
| 493 | //purpose : Construct a wire by sweeping of a point |
| 494 | //======================================================================= |
| 495 | |
| 496 | TopoDS_Wire BRepFill_Pipe::PipeLine(const gp_Pnt& Point) |
| 497 | { |
| 498 | // Postioning |
| 499 | gp_Pnt P; |
| 500 | P = Point; |
| 501 | P.Transform(myTrsf); |
| 502 | |
| 503 | BRepLib_MakeVertex MkV(P); |
| 504 | Handle(BRepFill_ShapeLaw) Section = |
| 505 | new (BRepFill_ShapeLaw) (MkV.Vertex()); |
| 506 | |
| 507 | // Sweeping |
| 508 | BRepFill_Sweep MkSw(Section, myLoc, Standard_True); |
| 509 | MkSw.SetForceApproxC1(myForceApproxC1); |
| 510 | MkSw.Build( myReversedEdges, myTapes, myRails, |
| 511 | BRepFill_Modified, myContinuity, GeomFill_Location, myDegmax, mySegmax ); |
| 512 | TopoDS_Shape aLocalShape = MkSw.Shape(); |
| 513 | myErrorOnSurf = MkSw.ErrorOnSurface(); |
| 514 | return TopoDS::Wire(aLocalShape); |
| 515 | // return TopoDS::Wire(MkSw.Shape()); |
| 516 | } |
| 517 | |
| 518 | //======================================================================= |
| 519 | //function : MakeShape |
| 520 | //purpose : |
| 521 | //======================================================================= |
| 522 | |
| 523 | TopoDS_Shape BRepFill_Pipe::MakeShape(const TopoDS_Shape& S, |
| 524 | const TopoDS_Shape& FirstShape, |
| 525 | const TopoDS_Shape& LastShape) |
| 526 | { |
| 527 | TopoDS_Shape result; |
| 528 | BRep_Builder B; |
| 529 | Standard_Boolean explode = Standard_False; |
| 530 | TopoDS_Shape TheS, TheFirst, TheLast; |
| 531 | Standard_Integer InitialLength = 0; |
| 532 | TheS = S; |
| 533 | TheFirst = FirstShape; |
| 534 | TheLast = LastShape; |
| 535 | if (! myFaces.IsNull()) InitialLength = myFaces->ColLength(); |
| 536 | |
| 537 | // there are two kinds of generation |
| 538 | // 1. generate with S from each Filler (Vertex, Edge) |
| 539 | // 2. call MakeShape recursively on the subshapes of S |
| 540 | // |
| 541 | // explode is True in the second case |
| 542 | |
| 543 | // create the result empty |
| 544 | |
| 545 | switch (S.ShapeType()) { |
| 546 | |
| 547 | case TopAbs_VERTEX : |
| 548 | { |
| 549 | B.MakeWire(TopoDS::Wire(result)); |
| 550 | break; |
| 551 | } |
| 552 | |
| 553 | case TopAbs_EDGE : |
| 554 | { |
| 555 | TopoDS_Wire W; |
| 556 | B.MakeShell(TopoDS::Shell(result)); |
| 557 | B.MakeWire(W); |
| 558 | B.Add(W, S); |
| 559 | W.Closed(BRep_Tool::IsClosed(S)); |
| 560 | TheS = W; |
| 561 | if (!FirstShape.IsNull()) { |
| 562 | B.MakeWire(W); |
| 563 | B.Add(W, FirstShape); |
| 564 | W.Closed(BRep_Tool::IsClosed(FirstShape)); |
| 565 | TheFirst = W; |
| 566 | } |
| 567 | if (!LastShape.IsNull()) { |
| 568 | B.MakeWire(W); |
| 569 | B.Add(W, LastShape); |
| 570 | W.Closed(BRep_Tool::IsClosed(LastShape)); |
| 571 | TheLast = W; |
| 572 | } |
| 573 | result.Closed (BRep_Tool::IsClosed (result)); |
| 574 | break; |
| 575 | } |
| 576 | |
| 577 | case TopAbs_WIRE : |
| 578 | B.MakeShell(TopoDS::Shell(result)); |
| 579 | break; |
| 580 | |
| 581 | case TopAbs_FACE : |
| 582 | { |
| 583 | B.MakeShell(TopoDS::Shell(result)); |
| 584 | explode = Standard_True; |
| 585 | if ( !mySpine.Closed() && !TheFirst.IsNull()) { |
| 586 | B.Add(result, TheFirst.Reversed()); |
| 587 | } |
| 588 | result.Closed (BRep_Tool::IsClosed (result)); |
| 589 | break; |
| 590 | } |
| 591 | |
| 592 | case TopAbs_SHELL : |
| 593 | { |
| 594 | B.MakeCompSolid(TopoDS::CompSolid(result)); |
| 595 | explode = Standard_True; |
| 596 | break; |
| 597 | } |
| 598 | |
| 599 | case TopAbs_SOLID : |
| 600 | case TopAbs_COMPSOLID : |
| 601 | Standard_DomainError::Raise("BRepFill_Pipe::profile contains solids"); |
| 602 | break; |
| 603 | |
| 604 | case TopAbs_COMPOUND : |
| 605 | { |
| 606 | B.MakeCompound(TopoDS::Compound(result)); |
| 607 | explode = Standard_True; |
| 608 | break; |
| 609 | } |
| 610 | default: |
| 611 | break; |
| 612 | } |
| 613 | |
| 614 | if (explode) { |
| 615 | // add the subshapes |
| 616 | TopoDS_Iterator itFirst, itLast; |
| 617 | TopoDS_Shape first, last; |
| 618 | if (!TheFirst.IsNull()) itFirst.Initialize(TheFirst); |
| 619 | if (!TheLast.IsNull()) itLast.Initialize(TheLast); |
| 620 | |
| 621 | for (TopoDS_Iterator it(S); it.More(); it.Next()) { |
| 622 | if (!TheFirst.IsNull()) first = itFirst.Value(); |
| 623 | if (!TheLast.IsNull()) last = itLast.Value(); |
| 624 | if (TheS.ShapeType() == TopAbs_FACE ) |
| 625 | MakeShape(it.Value(), first, last); |
| 626 | else |
| 627 | B.Add(result,MakeShape(it.Value(), first, last)); |
| 628 | |
| 629 | if (!TheFirst.IsNull()) itFirst.Next(); |
| 630 | if (!TheLast.IsNull()) itLast.Next(); |
| 631 | } |
| 632 | } |
| 633 | |
| 634 | else { |
| 635 | if (TheS.ShapeType() == TopAbs_VERTEX ) { |
| 636 | Handle(BRepFill_ShapeLaw) Section = |
| 637 | new (BRepFill_ShapeLaw) (TopoDS::Vertex(TheS)); |
| 638 | BRepFill_Sweep MkSw(Section, myLoc, Standard_True); |
| 639 | MkSw.SetForceApproxC1(myForceApproxC1); |
| 640 | MkSw.Build( myReversedEdges, myTapes, myRails, |
| 641 | BRepFill_Modified, myContinuity, GeomFill_Location, myDegmax, mySegmax ); |
| 642 | result = MkSw.Shape(); |
| 643 | myErrorOnSurf = MkSw.ErrorOnSurface(); |
| 644 | |
| 645 | Handle(TopTools_HArray2OfShape) aSections = MkSw.Sections(); |
| 646 | |
| 647 | if (aSections.IsNull() == Standard_False) { |
| 648 | const Standard_Integer aVLast = aSections->UpperCol(); |
| 649 | |
| 650 | myFirst = aSections->Value(1, 1); |
| 651 | myLast = aSections->Value(1, aVLast); |
| 652 | } |
| 653 | } |
| 654 | |
| 655 | if (TheS.ShapeType() == TopAbs_WIRE ) { |
| 656 | Handle(BRepFill_ShapeLaw) Section = |
| 657 | new (BRepFill_ShapeLaw) (TopoDS::Wire(TheS)); |
| 658 | BRepFill_Sweep MkSw(Section, myLoc, Standard_True); |
| 659 | MkSw.SetBounds(TopoDS::Wire(TheFirst), |
| 660 | TopoDS::Wire(TheLast)); |
| 661 | MkSw.SetForceApproxC1(myForceApproxC1); |
| 662 | MkSw.Build( myReversedEdges, myTapes, myRails, |
| 663 | BRepFill_Modified, myContinuity, GeomFill_Location, myDegmax, mySegmax ); |
| 664 | result = MkSw.Shape(); |
| 665 | myErrorOnSurf = MkSw.ErrorOnSurface(); |
| 666 | //Correct <myFirst> and <myLast> |
| 667 | ReverseModifiedEdges(myFirst, myReversedEdges); |
| 668 | ReverseModifiedEdges(myLast, myReversedEdges); |
| 669 | |
| 670 | // Labeling of elements |
| 671 | if (mySections.IsNull()) { |
| 672 | myFaces = MkSw.SubShape(); |
| 673 | mySections = MkSw.Sections(); |
| 674 | myEdges = MkSw.InterFaces(); |
| 675 | } |
| 676 | else { |
| 677 | Handle(TopTools_HArray2OfShape) Aux, Somme; |
| 678 | Standard_Integer length; |
| 679 | Standard_Integer ii, jj, kk; |
| 680 | |
| 681 | Aux = MkSw.SubShape(); |
| 682 | length = Aux->ColLength() + myFaces->ColLength(); |
| 683 | Somme = new (TopTools_HArray2OfShape) (1, length, 1, |
| 684 | Aux->RowLength()); |
| 685 | for (jj=1; jj<=myFaces->RowLength(); jj++) { |
| 686 | for (ii=1; ii<=myFaces->ColLength(); ii++) |
| 687 | Somme->SetValue(ii, jj, myFaces->Value(ii, jj)); |
| 688 | |
| 689 | for (kk=1, ii=myFaces->ColLength()+1; |
| 690 | kk <=Aux->ColLength(); kk++, ii++) |
| 691 | Somme->SetValue(ii, jj, Aux->Value(kk, jj)); |
| 692 | } |
| 693 | myFaces = Somme; |
| 694 | |
| 695 | Aux = MkSw.Sections(); |
| 696 | length = Aux->ColLength() + mySections->ColLength(); |
| 697 | Somme = new (TopTools_HArray2OfShape) (1, length, 1, |
| 698 | Aux->RowLength()); |
| 699 | for (jj=1; jj<=mySections->RowLength(); jj++) { |
| 700 | for (ii=1; ii<=mySections->ColLength(); ii++) |
| 701 | Somme->SetValue(ii, jj, mySections->Value(ii, jj)); |
| 702 | |
| 703 | myCurIndexOfSectionEdge = mySections->ColLength()+1; |
| 704 | |
| 705 | for (kk=1, ii=mySections->ColLength()+1; |
| 706 | kk <=Aux->ColLength(); kk++, ii++) |
| 707 | Somme->SetValue(ii, jj, Aux->Value(kk, jj)); |
| 708 | } |
| 709 | mySections = Somme; |
| 710 | |
| 711 | Aux = MkSw.InterFaces(); |
| 712 | length = Aux->ColLength() + myEdges->ColLength(); |
| 713 | Somme = new (TopTools_HArray2OfShape) (1, length, 1, |
| 714 | Aux->RowLength()); |
| 715 | for (jj=1; jj<=myEdges->RowLength(); jj++) { |
| 716 | for (ii=1; ii<=myEdges->ColLength(); ii++) |
| 717 | Somme->SetValue(ii, jj, myEdges->Value(ii, jj)); |
| 718 | |
| 719 | for (kk=1, ii=myEdges->ColLength()+1; |
| 720 | kk <=Aux->ColLength(); kk++, ii++) |
| 721 | Somme->SetValue(ii, jj, Aux->Value(kk, jj)); |
| 722 | } |
| 723 | |
| 724 | myEdges = Somme; |
| 725 | } |
| 726 | } |
| 727 | } |
| 728 | |
| 729 | if ( TheS.ShapeType() == TopAbs_FACE ) { |
| 730 | Standard_Integer ii, jj; |
| 731 | //jgv |
| 732 | TopExp_Explorer Explo(result, TopAbs_FACE); |
| 733 | for (; Explo.More(); Explo.Next()) |
| 734 | { |
| 735 | TopoDS_Shape aFace = Explo.Current(); |
| 736 | RebuildTopOrBottomFace(aFace.Reversed(), Standard_True); //top face was reversed |
| 737 | } |
| 738 | ///// |
| 739 | TopoDS_Face F; |
| 740 | for (ii=InitialLength+1; ii<=myFaces->ColLength(); ii++) { |
| 741 | for (jj=1; jj<=myFaces->RowLength(); jj++) { |
| 742 | F = TopoDS::Face(myFaces->Value(ii, jj)); |
| 743 | if (!F.IsNull()) B.Add(result, F); |
| 744 | } |
| 745 | } |
| 746 | |
| 747 | if ( !mySpine.Closed()) { |
| 748 | // if Spine is not closed |
| 749 | // add the last face of the solid |
| 750 | |
| 751 | //jgv |
| 752 | RebuildTopOrBottomFace(TheLast, Standard_False); //bottom face |
| 753 | ///// |
| 754 | B.Add(result, TopoDS::Face(TheLast)); |
| 755 | } |
| 756 | |
| 757 | TopoDS_Solid solid; |
| 758 | BRep_Builder BS; |
| 759 | BS.MakeSolid(solid); |
| 760 | |
| 761 | result.Closed(Standard_True); |
| 762 | BS.Add(solid,TopoDS::Shell(result)); |
| 763 | |
| 764 | BRepClass3d_SolidClassifier SC(solid); |
| 765 | SC.PerformInfinitePoint(Precision::Confusion()); |
| 766 | if ( SC.State() == TopAbs_IN) { |
| 767 | BS.MakeSolid(solid); |
| 768 | TopoDS_Shape aLocalShape = result.Reversed(); |
| 769 | BS.Add(solid,TopoDS::Shell(aLocalShape)); |
| 770 | // BS.Add(solid,TopoDS::Shell(result.Reversed())); |
| 771 | } |
| 772 | return solid; |
| 773 | } |
| 774 | else { |
| 775 | return result; |
| 776 | } |
| 777 | } |
| 778 | |
| 779 | //============================================================================ |
| 780 | //function : FindEdge |
| 781 | //purpose : Find the number of edge corresponding to the edge of the profile. |
| 782 | //============================================================================ |
| 783 | |
| 784 | Standard_Integer BRepFill_Pipe::FindEdge(const TopoDS_Shape& S, |
| 785 | const TopoDS_Edge& E, |
| 786 | Standard_Integer& InitialLength) const |
| 787 | { |
| 788 | Standard_Integer result = 0; |
| 789 | |
| 790 | switch (S.ShapeType()) { |
| 791 | |
| 792 | case TopAbs_EDGE : |
| 793 | { |
| 794 | InitialLength++; |
| 795 | if (S.IsSame(E)) result = InitialLength; |
| 796 | break; |
| 797 | } |
| 798 | |
| 799 | case TopAbs_WIRE : |
| 800 | { |
| 801 | Standard_Integer ii = InitialLength+1; |
| 802 | Handle(BRepFill_ShapeLaw) Section = |
| 803 | new (BRepFill_ShapeLaw) (TopoDS::Wire(S), Standard_False); |
| 804 | InitialLength += Section->NbLaw(); |
| 805 | |
| 806 | for (; (ii<=InitialLength) && (!result); ii++) { |
| 807 | if (E.IsSame(Section->Edge(ii)) ) result = ii; |
| 808 | } |
| 809 | break; |
| 810 | } |
| 811 | |
| 812 | case TopAbs_FACE : |
| 813 | case TopAbs_SHELL : |
| 814 | case TopAbs_COMPOUND : |
| 815 | { |
| 816 | for (TopoDS_Iterator it(S); it.More() && (!result); it.Next()) |
| 817 | result = FindEdge(it.Value(), E, InitialLength ); |
| 818 | break; |
| 819 | } |
| 820 | |
| 821 | case TopAbs_SOLID : |
| 822 | case TopAbs_COMPSOLID : |
| 823 | Standard_DomainError::Raise("BRepFill_Pipe::SOLID or COMPSOLID"); |
| 824 | break; |
| 825 | default: |
| 826 | break; |
| 827 | } |
| 828 | |
| 829 | return result; |
| 830 | } |
| 831 | |
| 832 | //======================================================================= |
| 833 | //function : FindVertex |
| 834 | //purpose : Find the number of edge corresponding to an edge of the profile. |
| 835 | //======================================================================= |
| 836 | |
| 837 | Standard_Integer BRepFill_Pipe::FindVertex(const TopoDS_Shape& S, |
| 838 | const TopoDS_Vertex& V, |
| 839 | Standard_Integer& InitialLength) const |
| 840 | { |
| 841 | Standard_Integer result = 0; |
| 842 | |
| 843 | switch (S.ShapeType()) { |
| 844 | case TopAbs_VERTEX : |
| 845 | { |
| 846 | InitialLength++; |
| 847 | if (S.IsSame(V)) result = InitialLength; |
| 848 | break; |
| 849 | } |
| 850 | |
| 851 | case TopAbs_EDGE : |
| 852 | { |
| 853 | TopoDS_Vertex VF, VL; |
| 854 | TopExp::Vertices(TopoDS::Edge(S), VF, VL); |
| 855 | if (S.Orientation() == TopAbs_REVERSED) { |
| 856 | TopoDS_Vertex aux; |
| 857 | aux = VF; VF = VL; VL = aux; |
| 858 | } |
| 859 | if (VF.IsSame(V)) result = InitialLength+1; |
| 860 | else if (VL.IsSame(V)) result = InitialLength+2; |
| 861 | InitialLength += 2; |
| 862 | break; |
| 863 | } |
| 864 | |
| 865 | case TopAbs_WIRE : |
| 866 | { |
| 867 | Standard_Integer ii = InitialLength+1; |
| 868 | Handle(BRepFill_ShapeLaw) Section = |
| 869 | new (BRepFill_ShapeLaw) (TopoDS::Wire(S), Standard_False); |
| 870 | InitialLength += Section->NbLaw()+1; |
| 871 | |
| 872 | for (; (ii<=InitialLength) && (!result); ii++) { |
| 873 | if (V.IsSame(Section->Vertex(ii, 0.)) ) result = ii; |
| 874 | } |
| 875 | break; |
| 876 | } |
| 877 | |
| 878 | case TopAbs_FACE : |
| 879 | case TopAbs_SHELL : |
| 880 | case TopAbs_COMPOUND : |
| 881 | { |
| 882 | for (TopoDS_Iterator it(S); it.More() && (!result); it.Next()) |
| 883 | result = FindVertex(it.Value(), V, InitialLength); |
| 884 | break; |
| 885 | } |
| 886 | |
| 887 | case TopAbs_SOLID : |
| 888 | case TopAbs_COMPSOLID : |
| 889 | Standard_DomainError::Raise("BRepFill_Pipe::SOLID or COMPSOLID"); |
| 890 | break; |
| 891 | default: |
| 892 | break; |
| 893 | } |
| 894 | |
| 895 | return result; |
| 896 | } |
| 897 | |
| 898 | //======================================================================= |
| 899 | //function : DefineRealSegmax |
| 900 | //purpose : Defines the real number of segments |
| 901 | // required in the case of bspline spine |
| 902 | //======================================================================= |
| 903 | |
| 904 | void BRepFill_Pipe::DefineRealSegmax() |
| 905 | { |
| 906 | Standard_Integer RealSegmax = 0; |
| 907 | |
| 908 | TopoDS_Iterator iter(mySpine); |
| 909 | for (; iter.More(); iter.Next()) |
| 910 | { |
| 911 | TopoDS_Edge E = TopoDS::Edge(iter.Value()); |
| 912 | Standard_Real first, last; |
| 913 | Handle(Geom_Curve) C = BRep_Tool::Curve( E, first, last ); |
| 914 | if (C.IsNull()) |
| 915 | continue; |
| 916 | while (C->DynamicType() == STANDARD_TYPE(Geom_TrimmedCurve) || |
| 917 | C->DynamicType() == STANDARD_TYPE(Geom_OffsetCurve)) |
| 918 | { |
| 919 | if (C->DynamicType() == STANDARD_TYPE(Geom_TrimmedCurve)) |
| 920 | C = Handle(Geom_TrimmedCurve)::DownCast (C)->BasisCurve(); |
| 921 | if (C->DynamicType() == STANDARD_TYPE(Geom_OffsetCurve)) |
| 922 | C = Handle(Geom_OffsetCurve)::DownCast (C)->BasisCurve(); |
| 923 | } |
| 924 | if (C->DynamicType() == STANDARD_TYPE(Geom_BSplineCurve)) |
| 925 | { |
| 926 | Handle(Geom_BSplineCurve) BC (Handle(Geom_BSplineCurve)::DownCast (C)); |
| 927 | Standard_Integer NbKnots = BC->NbKnots(); |
| 928 | Standard_Integer RealNbKnots = NbKnots; |
| 929 | if (first > BC->FirstParameter()) |
| 930 | { |
| 931 | Standard_Integer I1, I2; |
| 932 | BC->LocateU( first, Precision::PConfusion(), I1, I2 ); |
| 933 | RealNbKnots -= I1-1; |
| 934 | } |
| 935 | if (last < BC->LastParameter()) |
| 936 | { |
| 937 | Standard_Integer I1, I2; |
| 938 | BC->LocateU( last, Precision::PConfusion(), I1, I2 ); |
| 939 | RealNbKnots -= NbKnots-I2; |
| 940 | } |
| 941 | RealSegmax += RealNbKnots-1; |
| 942 | } |
| 943 | } |
| 944 | |
| 945 | if (mySegmax < RealSegmax) |
| 946 | mySegmax = RealSegmax; |
| 947 | } |
| 948 | |
| 949 | //======================================================================= |
| 950 | //function : RebuildTopOrBottomFace |
| 951 | //purpose : Correct orientation of v-iso edges |
| 952 | // according to new 3d and 2d curves taken from swept surfaces |
| 953 | //======================================================================= |
| 954 | |
| 955 | void BRepFill_Pipe::RebuildTopOrBottomFace(const TopoDS_Shape& aFace, |
| 956 | const Standard_Boolean IsTop) const |
| 957 | { |
| 958 | Standard_Integer IndexOfSection = |
| 959 | (IsTop)? 1 : mySections->RowLength(); |
| 960 | |
| 961 | Standard_Integer ii; |
| 962 | BRep_Builder BB; |
| 963 | TopoDS_Iterator itf(aFace); |
| 964 | for (; itf.More(); itf.Next()) |
| 965 | { |
| 966 | TopoDS_Shape aWire = itf.Value(); |
| 967 | TopTools_SequenceOfShape InitEdges; |
| 968 | TopTools_SequenceOfShape ResEdges; |
| 969 | TopoDS_Iterator itw(aWire); |
| 970 | for (; itw.More(); itw.Next()) |
| 971 | { |
| 972 | TopoDS_Shape anEdge = itw.Value(); |
| 973 | for (ii = myCurIndexOfSectionEdge; ii <= mySections->ColLength(); ii++) |
| 974 | { |
| 975 | TopoDS_Shape aVisoEdge = mySections->Value(ii, IndexOfSection); |
| 976 | if (anEdge.IsSame(aVisoEdge)) |
| 977 | { |
| 978 | InitEdges.Append(anEdge); |
| 979 | ResEdges.Append(aVisoEdge); |
| 980 | break; |
| 981 | } |
| 982 | } |
| 983 | } |
| 984 | aWire.Free(Standard_True); |
| 985 | for (ii = 1; ii <= InitEdges.Length(); ii++) |
| 986 | { |
| 987 | BB.Remove(aWire, InitEdges(ii)); |
| 988 | UpdateTolFromTopOrBottomPCurve(TopoDS::Face(aFace), TopoDS::Edge(ResEdges(ii))); |
| 989 | BB.Add(aWire, ResEdges(ii)); |
| 990 | } |
| 991 | } |
| 992 | } |