projects / occt.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
0024023: Revamp the OCCT Handle -- general
[occt.git] / src / STEPCAFControl / STEPCAFControl_Reader.cxx
CommitLineData
b311480e 1// Created on: 2000-08-15
2// Created by: Andrey BETENEV
973c2be1 3// Copyright (c) 2000-2014 OPEN CASCADE SAS
b311480e 4//
973c2be1 5// This file is part of Open CASCADE Technology software library.
b311480e 6//
d5f74e42 7// This library is free software; you can redistribute it and/or modify it under
8// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1 9// by the Free Software Foundation, with special exception defined in the file
10// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11// distribution for complete text of the license and disclaimer of any warranty.
b311480e 12//
973c2be1 13// Alternatively, this file may be used under the terms of Open CASCADE
14// commercial license or contractual agreement.
7fd59977 15
16#include <STEPCAFControl_Reader.ixx>
17
18#include <Quantity_Color.hxx>
19#include <TCollection_HAsciiString.hxx>
20#include <TopoDS_Shape.hxx>
21#include <TopoDS_Iterator.hxx>
22#include <TopTools_MapOfShape.hxx>
23#include <TopoDS_Compound.hxx>
24
25#include <Transfer_TransientProcess.hxx>
26#include <TransferBRep.hxx>
27#include <Transfer_Binder.hxx>
28#include <Interface_InterfaceModel.hxx>
29#include <XSControl_TransferReader.hxx>
30
31#include <StepBasic_Product.hxx>
32#include <StepBasic_ProductDefinition.hxx>
33#include <StepBasic_ProductDefinitionRelationship.hxx>
34#include <StepBasic_ProductDefinitionFormation.hxx>
35#include <StepShape_ContextDependentShapeRepresentation.hxx>
36#include <StepShape_ShapeDefinitionRepresentation.hxx>
37#include <StepShape_ShapeDefinitionRepresentation.hxx>
38#include <StepRepr_ProductDefinitionShape.hxx>
39#include <StepRepr_PropertyDefinition.hxx>
40#include <StepRepr_ShapeAspect.hxx>
41#include <StepRepr_MeasureRepresentationItem.hxx>
42#include <StepRepr_DescriptiveRepresentationItem.hxx>
02a0b964 43#include <StepRepr_SequenceOfRepresentationItem.hxx>
7fd59977 44#include <StepVisual_StyledItem.hxx>
45#include <StepAP214_AppliedExternalIdentificationAssignment.hxx>
46
47#include <STEPConstruct.hxx>
48#include <STEPConstruct_Styles.hxx>
49#include <STEPConstruct_ExternRefs.hxx>
50#include <STEPConstruct_UnitContext.hxx>
51#include <STEPCAFControl_Controller.hxx>
52#include <STEPCAFControl_DataMapOfSDRExternFile.hxx>
53
54#include <TDataStd_Name.hxx>
55#include <TDF_Label.hxx>
56#include <XCAFDoc_ColorTool.hxx>
57#include <XCAFDoc_ShapeTool.hxx>
58#include <XCAFDoc_DocumentTool.hxx>
59#include <XCAFDoc_DimTolTool.hxx>
60#include <XCAFDoc_MaterialTool.hxx>
61#include <XCAFDoc_DataMapOfShapeLabel.hxx>
62#include <STEPConstruct_ValidationProps.hxx>
63#include <StepRepr_Representation.hxx>
64#include <XCAFDoc_Area.hxx>
65#include <XCAFDoc_Volume.hxx>
66#include <XCAFDoc_Centroid.hxx>
67#include <StepVisual_PresentationLayerAssignment.hxx>
68#include <TColStd_HSequenceOfTransient.hxx>
69#include <StepVisual_LayeredItem.hxx>
70#include <XCAFDoc_LayerTool.hxx>
71#include <Interface_EntityIterator.hxx>
72#include <StepRepr_ShapeRepresentationRelationship.hxx>
73#include <STEPConstruct_Assembly.hxx>
74#include <TDF_Tool.hxx>
75#include <StepVisual_Invisibility.hxx>
76#include <TDataStd_UAttribute.hxx>
77#include <XCAFDoc.hxx>
78#include <OSD_Path.hxx>
79#include <TColStd_SequenceOfHAsciiString.hxx>
80
81#include <TDataStd_TreeNode.hxx>
82#include <TNaming_NamedShape.hxx>
83#include <BRep_Builder.hxx>
84
85#include <STEPCAFControl_DataMapOfShapePD.hxx>
86#include <STEPCAFControl_DataMapOfPDExternFile.hxx>
87#include <StepVisual_PresentationStyleByContext.hxx>
88#include <StepVisual_StyleContextSelect.hxx>
89#include <StepRepr_RepresentedDefinition.hxx>
90#include <StepRepr_CharacterizedDefinition.hxx>
91#include <StepRepr_SpecifiedHigherUsageOccurrence.hxx>
92#include <XCAFDoc_GraphNode.hxx>
93#include <STEPCAFControl_Reader.hxx>
94
95// skl 21.08.2003 for reading G&DT
96#include <StepShape_DimensionalSize.hxx>
97#include <StepDimTol_GeometricTolerance.hxx>
98#include <StepShape_EdgeCurve.hxx>
99#include <StepShape_DimensionalCharacteristicRepresentation.hxx>
100#include <StepShape_ShapeDimensionRepresentation.hxx>
101#include <StepRepr_ValueRange.hxx>
102#include <StepRepr_ReprItemAndLengthMeasureWithUnit.hxx>
103#include <StepBasic_MeasureWithUnit.hxx>
104#include <StepDimTol_GeoTolAndGeoTolWthDatRefAndModGeoTolAndPosTol.hxx>
105#include <StepDimTol_ModifiedGeometricTolerance.hxx>
106#include <StepDimTol_GeometricToleranceWithDatumReference.hxx>
107//#include <StepRepr_CompoundItemDefinition.hxx>
108//#include <StepRepr_CompoundItemDefinitionMember.hxx>
109#include <TColStd_HArray1OfTransient.hxx>
110#include <StepRepr_HArray1OfRepresentationItem.hxx>
111#include <TColStd_IndexedDataMapOfTransientTransient.hxx>
112//#include <StepBasic_ConversionBasedUnit.hxx>
113#include <StepBasic_Unit.hxx>
114#include <StepBasic_NamedUnit.hxx>
115#include <StepBasic_SiUnit.hxx>
116#include <StepBasic_ConversionBasedUnitAndLengthUnit.hxx>
117#include <StepBasic_ConversionBasedUnitAndMassUnit.hxx>
118#include <StepBasic_DerivedUnit.hxx>
119#include <StepBasic_DerivedUnitElement.hxx>
120#include <StepBasic_MeasureValueMember.hxx>
121
122//#include <TDataStd_Real.hxx>
123//#include <TDataStd_Constraint.hxx>
124//#include <TDataStd_ConstraintEnum.hxx>
125//#include <TNaming_Tool.hxx>
126//#include <AIS_InteractiveObject.hxx>
127//#include <TPrsStd_ConstraintTools.hxx>
128//#include <AIS_DiameterDimension.hxx>
129//#include <TPrsStd_Position.hxx>
130//#include <TPrsStd_AISPresentation.hxx>
131//#include <TNaming_Builder.hxx>
132#include <TColStd_HArray1OfReal.hxx>
133#include <StepShape_AdvancedFace.hxx>
134#include <StepDimTol_HArray1OfDatumReference.hxx>
135#include <StepDimTol_DatumReference.hxx>
136#include <StepDimTol_Datum.hxx>
137#include <StepDimTol_DatumFeature.hxx>
138#include <StepRepr_ShapeAspectRelationship.hxx>
139
140#include <StepDimTol_AngularityTolerance.hxx>
141#include <StepDimTol_CircularRunoutTolerance.hxx>
142#include <StepDimTol_CoaxialityTolerance.hxx>
143#include <StepDimTol_ConcentricityTolerance.hxx>
144#include <StepDimTol_ParallelismTolerance.hxx>
145#include <StepDimTol_PerpendicularityTolerance.hxx>
146#include <StepDimTol_SymmetryTolerance.hxx>
147#include <StepDimTol_TotalRunoutTolerance.hxx>
148#include <StepDimTol_CylindricityTolerance.hxx>
149#include <StepDimTol_FlatnessTolerance.hxx>
150#include <StepDimTol_LineProfileTolerance.hxx>
151#include <StepDimTol_PositionTolerance.hxx>
152#include <StepDimTol_RoundnessTolerance.hxx>
153#include <StepDimTol_StraightnessTolerance.hxx>
154#include <StepDimTol_SurfaceProfileTolerance.hxx>
155
156#include <StepShape_SolidModel.hxx>
157#include <StepShape_ShellBasedSurfaceModel.hxx>
158#include <StepShape_GeometricSet.hxx>
1d2b1ccb 159#include <StepBasic_ProductDefinition.hxx>
02a0b964 160#include <NCollection_DataMap.hxx>
161#include <StepShape_ManifoldSolidBrep.hxx>
162#include <Interface_Static.hxx>
163#include <TColStd_MapOfTransient.hxx>
164#include <TColStd_MapIteratorOfMapOfTransient.hxx>
165#include <TopTools_ListOfShape.hxx>
166#include <TopTools_ListIteratorOfListOfShape.hxx>
167#include <STEPCAFControl_DataMapIteratorOfDataMapOfShapePD.hxx>
168#include <StepShape_ClosedShell.hxx>
169#include <StepShape_HArray1OfFace.hxx>
170#include <StepShape_HArray1OfFaceBound.hxx>
171#include <StepShape_Loop.hxx>
172#include <StepShape_EdgeLoop.hxx>
173#include <StepShape_HArray1OfOrientedEdge.hxx>
174#include <StepShape_HArray1OfShell.hxx>
ec357c5c 175#include <StepShape_ShapeRepresentation.hxx>
c04c30b3 176#include <StepShape_OpenShell.hxx>
177#include <StepShape_Vertex.hxx>
ec357c5c 178#include <StepRepr_NextAssemblyUsageOccurrence.hxx>
179#include <StepRepr_AssemblyComponentUsage.hxx>
180#include <StepRepr_PropertyDefinitionRepresentation.hxx>
181#include <StepRepr_RepresentationItem.hxx>
182#include <StepRepr_RepresentationRelationship.hxx>
7fd59977 183
0797d9d3 184#ifdef OCCT_DEBUG
02a0b964 185//! Converts address of the passed shape (TShape) to string.
186//! \param theShape [in] Shape to dump.
187//! \return corresponding string.
188TCollection_AsciiString AddrToString(const TopoDS_Shape& theShape)
189{
190 std::string anAddrStr;
191 std::ostringstream ost;
192 ost << theShape.TShape().Access();
193 anAddrStr = ost.str();
194
195 TCollection_AsciiString aStr =
196 TCollection_AsciiString("[").Cat( anAddrStr.c_str() ).Cat("]");
197
198 return aStr;
199}
200#endif
201
202//=======================================================================
203//function : IsEqual
204//purpose : global function to check equality of topological shapes
205//=======================================================================
206
207inline Standard_Boolean IsEqual(const TopoDS_Shape& theShape1,
208 const TopoDS_Shape& theShape2)
209{
210 return theShape1.IsEqual(theShape2);
211}
7fd59977 212
02a0b964 213//=======================================================================
214//function : AllocateSubLabel
215//purpose :
216//=======================================================================
217
218static TDF_Label AllocateSubLabel(TDF_Label& theRoot)
219{
220 return TDF_TagSource::NewChild(theRoot);
221}
7fd59977 222
223//=======================================================================
224//function : STEPCAFControl_Reader
225//purpose :
226//=======================================================================
227
228STEPCAFControl_Reader::STEPCAFControl_Reader ():
229 myColorMode( Standard_True ),
230 myNameMode ( Standard_True ),
231 myLayerMode( Standard_True ),
232 myPropsMode( Standard_True ),
c24d4017 233 mySHUOMode ( Standard_False ),
7fd59977 234 myGDTMode ( Standard_True ),
235 myMatMode ( Standard_True )
236{
237 STEPCAFControl_Controller::Init();
238 myFiles = new STEPCAFControl_DictionaryOfExternFile;
239}
240
241
242//=======================================================================
243//function : STEPCAFControl_Reader
244//purpose :
245//=======================================================================
246
247STEPCAFControl_Reader::STEPCAFControl_Reader (const Handle(XSControl_WorkSession)& WS,
02a0b964 248 const Standard_Boolean scratch) :
7fd59977 249 myColorMode( Standard_True ),
250 myNameMode ( Standard_True ),
251 myLayerMode( Standard_True ),
252 myPropsMode( Standard_True ),
c24d4017 253 mySHUOMode ( Standard_False ),
7fd59977 254 myGDTMode ( Standard_True ),
255 myMatMode ( Standard_True )
256{
257 STEPCAFControl_Controller::Init();
258 Init ( WS, scratch );
259}
260
261
262//=======================================================================
263//function : Init
264//purpose :
265//=======================================================================
266
267void STEPCAFControl_Reader::Init (const Handle(XSControl_WorkSession)& WS,
268 const Standard_Boolean scratch)
269{
270// necessary only in Writer, to set good actor: WS->SelectNorm ( "STEP" );
271 myReader.SetWS (WS,scratch);
272 myFiles = new STEPCAFControl_DictionaryOfExternFile;
273}
274
275
276//=======================================================================
277//function : ReadFile
278//purpose :
279//=======================================================================
280
281IFSelect_ReturnStatus STEPCAFControl_Reader::ReadFile (const Standard_CString filename)
282{
283 return myReader.ReadFile ( filename );
284}
285
286
287//=======================================================================
288//function : NbRootsForTransfer
289//purpose :
290//=======================================================================
291
292Standard_Integer STEPCAFControl_Reader::NbRootsForTransfer ()
293{
294 return myReader.NbRootsForTransfer();
295}
296
297
298//=======================================================================
299//function : TransferOneRoot
300//purpose :
301//=======================================================================
302
303Standard_Boolean STEPCAFControl_Reader::TransferOneRoot (const Standard_Integer num,
304 Handle(TDocStd_Document) &doc)
305{
306 TDF_LabelSequence Lseq;
307 return Transfer ( myReader, num, doc, Lseq );
308}
309
310
311//=======================================================================
312//function : Transfer
313//purpose :
314//=======================================================================
315
316Standard_Boolean STEPCAFControl_Reader::Transfer (Handle(TDocStd_Document) &doc)
317{
318 TDF_LabelSequence Lseq;
319 return Transfer ( myReader, 0, doc, Lseq );
320}
321
322
323//=======================================================================
324//function : Perform
325//purpose :
326//=======================================================================
327
328Standard_Boolean STEPCAFControl_Reader::Perform (const Standard_CString filename,
329 Handle(TDocStd_Document) &doc)
330{
331 if ( ReadFile ( filename ) != IFSelect_RetDone ) return Standard_False;
332 return Transfer ( doc );
333}
334
335
336//=======================================================================
337//function : Perform
338//purpose :
339//=======================================================================
340
341Standard_Boolean STEPCAFControl_Reader::Perform (const TCollection_AsciiString &filename,
342 Handle(TDocStd_Document) &doc)
343{
344 if ( ReadFile ( filename.ToCString() ) != IFSelect_RetDone ) return Standard_False;
345 return Transfer ( doc );
346}
347
348
349//=======================================================================
350//function : ExternFiles
351//purpose :
352//=======================================================================
353
354const Handle(STEPCAFControl_DictionaryOfExternFile) &STEPCAFControl_Reader::ExternFiles () const
355{
356 return myFiles;
357}
358
359
360//=======================================================================
361//function : ExternFile
362//purpose :
363//=======================================================================
364
365Standard_Boolean STEPCAFControl_Reader::ExternFile (const Standard_CString name,
366 Handle(STEPCAFControl_ExternFile) &ef) const
367{
368 ef.Nullify();
369 if ( myFiles.IsNull() || ! myFiles->HasItem ( name ) )
370 return Standard_False;
371 ef = myFiles->Item ( name );
372 return Standard_True;
373}
374
375
376//=======================================================================
377//function : Reader
378//purpose :
379//=======================================================================
380
381STEPControl_Reader &STEPCAFControl_Reader::ChangeReader ()
382{
383 return myReader;
384}
385
386
387//=======================================================================
388//function : Reader
389//purpose :
390//=======================================================================
391
392const STEPControl_Reader &STEPCAFControl_Reader::Reader () const
393{
394 return myReader;
395}
396
397
398//=======================================================================
399//function : FillShapesMap
400//purpose : auxiliary: fill a map by all compounds and their components
401//=======================================================================
402
403static void FillShapesMap (const TopoDS_Shape &S, TopTools_MapOfShape &map)
404{
405 TopoDS_Shape S0 = S;
406 TopLoc_Location loc;
407 S0.Location ( loc );
408 map.Add ( S0 );
409 if ( S.ShapeType() != TopAbs_COMPOUND ) return;
410 for ( TopoDS_Iterator it(S); it.More(); it.Next() )
411 FillShapesMap ( it.Value(), map );
412}
413
414
415//=======================================================================
416//function : Transfer
417//purpose : basic working method
418//=======================================================================
419
420Standard_Boolean STEPCAFControl_Reader::Transfer (STEPControl_Reader &reader,
421 const Standard_Integer nroot,
422 Handle(TDocStd_Document) &doc,
423 TDF_LabelSequence &Lseq,
424 const Standard_Boolean asOne)
425{
426 reader.ClearShapes();
427 Standard_Integer i;
428
429 // Read all shapes
430 Standard_Integer num = reader.NbRootsForTransfer();
431 if ( num <=0 ) return Standard_False;
432 if ( nroot ) {
433 if ( nroot > num ) return Standard_False;
44d7c408 434 reader.TransferOneRoot ( nroot );
7fd59977 435 }
436 else {
437 for ( i=1; i <= num; i++ ) reader.TransferOneRoot ( i );
438 }
439 num = reader.NbShapes();
440 if ( num <=0 ) return Standard_False;
441
442 // Fill a map of (top-level) shapes resulting from that transfer
443 // Only these shapes will be considered further
444 TopTools_MapOfShape ShapesMap, NewShapesMap;
445 for ( i=1; i <= num; i++ ) FillShapesMap ( reader.Shape(i), ShapesMap );
446
447 // Collect information on shapes originating from SDRs
448 // this will be used to distinguish compounds representing assemblies
449 // from the ones representing hybrid models and shape sets
450 STEPCAFControl_DataMapOfShapePD ShapePDMap;
451 STEPCAFControl_DataMapOfPDExternFile PDFileMap;
452 Handle(Interface_InterfaceModel) Model = reader.Model();
453 Handle(Transfer_TransientProcess) TP = reader.WS()->TransferReader()->TransientProcess();
454 Standard_Integer nb = Model->NbEntities();
455
456 Handle(TColStd_HSequenceOfTransient) SeqPDS = new TColStd_HSequenceOfTransient;
457
458 for (i = 1; i <= nb; i ++) {
459 Handle(Standard_Transient) enti = Model->Value(i);
460 if(enti->IsKind(STANDARD_TYPE(StepRepr_ProductDefinitionShape))) {
461 // sequence for acceleration ReadMaterials
462 SeqPDS->Append(enti);
463 }
464 if ( enti->IsKind ( STANDARD_TYPE(StepBasic_ProductDefinition ) ) ) {
465 Handle(StepBasic_ProductDefinition) PD =
466 Handle(StepBasic_ProductDefinition)::DownCast(enti);
467 Standard_Integer index = TP->MapIndex(PD);
468 if ( index >0 ) {
469 Handle(Transfer_Binder) binder = TP->MapItem (index);
470 TopoDS_Shape S = TransferBRep::ShapeResult(binder);
471 if ( ! S.IsNull() && ShapesMap.Contains(S) ) {
472 NewShapesMap.Add(S);
473 ShapePDMap.Bind ( S, PD );
474 Handle(STEPCAFControl_ExternFile) EF;
475 PDFileMap.Bind ( PD, EF );
476 }
477 }
478 }
479 if ( enti->IsKind ( STANDARD_TYPE(StepShape_ShapeRepresentation) ) ) {
480 Standard_Integer index = TP->MapIndex(enti);
481 if ( index >0 ) {
482 Handle(Transfer_Binder) binder = TP->MapItem (index);
483 TopoDS_Shape S = TransferBRep::ShapeResult(binder);
484 if ( ! S.IsNull() && ShapesMap.Contains(S) )
485 NewShapesMap.Add(S);
486 }
487 }
488 }
489
490 // get directory name of the main file
491 OSD_Path mainfile ( reader.WS()->LoadedFile() );
492 mainfile.SetName ( "" );
493 mainfile.SetExtension ( "" );
494 TCollection_AsciiString dpath;
495 mainfile.SystemName ( dpath );
496
497 // Load external references (only for relevant SDRs)
498 // and fill map SDR -> extern file
499 STEPConstruct_ExternRefs ExtRefs ( reader.WS() );
500 ExtRefs.LoadExternRefs();
501 for ( i=1; i <= ExtRefs.NbExternRefs(); i++ ) {
502 // check extern ref format
503 Handle(TCollection_HAsciiString) format = ExtRefs.Format(i);
504 if ( ! format.IsNull() ) {
505 static Handle(TCollection_HAsciiString) ap203 = new TCollection_HAsciiString ( "STEP AP203" );
506 static Handle(TCollection_HAsciiString) ap214 = new TCollection_HAsciiString ( "STEP AP214" );
507 if ( ! format->IsSameString ( ap203, Standard_False ) &&
508 ! format->IsSameString ( ap214, Standard_False ) ) {
0797d9d3 509#ifdef OCCT_DEBUG
7fd59977 510 cout << "Warning: STEPCAFControl_Reader::Transfer: Extern document is neither STEP AP203 nor AP214" << endl;
511#else
512 continue;
513#endif
514 }
515 }
0797d9d3 516#ifdef OCCT_DEBUG
7fd59977 517 else cout << "Warning: STEPCAFControl_Reader::Transfer: Extern document format not defined" << endl;
518#endif
519
520 // get and check filename of the current extern ref
521 const Standard_CString filename = ExtRefs.FileName(i);
522
0797d9d3 523#ifdef OCCT_DEBUG
aefdc31b 524 cout<<"filename="<<filename<<endl;
83a86948 525#endif
7fd59977 526
527 if ( ! filename || ! filename[0] ) {
0797d9d3 528#ifdef OCCT_DEBUG
7fd59977 529 cout << "Warning: STEPCAFControl_Reader::Transfer: Extern reference file name is empty" << endl;
530#endif
531 continue; // not a valid extern ref
532 }
533
534 // compute true path to the extern file
535 TCollection_AsciiString fullname = OSD_Path::AbsolutePath ( dpath, filename );
536 if ( fullname.Length() <= 0 ) fullname = filename;
537
538/*
539 char fullname[1024];
540 char *mainfile = reader.WS()->LoadedFile();
541 if ( ! mainfile ) mainfile = "";
542 Standard_Integer slash = 0;
543 for ( Standard_Integer k=0; mainfile[k]; k++ )
544 if ( mainfile[k] == '/' ) slash = k;
545 strncpy ( fullname, mainfile, slash );
546 sprintf ( &fullname[slash], "%s%s", ( mainfile[0] ? "/" : "" ), filename );
547*/
548
549 // get and check PD associated with the current extern ref
550 Handle(StepBasic_ProductDefinition) PD = ExtRefs.ProdDef(i);
551 if ( PD.IsNull() ) continue; // not a valid extern ref
552 if ( ! PDFileMap.IsBound ( PD ) ) continue; // this PD is not concerned by current transfer
553
554 // read extern file (or use existing data) and record its data
555 Handle(STEPCAFControl_ExternFile) EF =
556 ReadExternFile ( filename, fullname.ToCString(), doc );
557 PDFileMap.Bind ( PD, EF );
558 }
559
560 // and insert them to the document
561 Handle(XCAFDoc_ShapeTool) STool = XCAFDoc_DocumentTool::ShapeTool( doc->Main() );
562 if ( STool.IsNull() ) return Standard_False;
563 XCAFDoc_DataMapOfShapeLabel map;
564 if ( asOne )
565 Lseq.Append ( AddShape ( reader.OneShape(), STool, NewShapesMap, ShapePDMap, PDFileMap, map ) );
566 else {
567 for ( i=1; i <= num; i++ ) {
568 Lseq.Append ( AddShape ( reader.Shape(i), STool, NewShapesMap, ShapePDMap, PDFileMap, map ) );
569 }
570 }
571
572 // read colors
573 if ( GetColorMode() )
574 ReadColors ( reader.WS(), doc, PDFileMap, map );
575
576 // read names
577 if ( GetNameMode() )
578 ReadNames ( reader.WS(), doc, PDFileMap, map );
579
580 // read validation props
581 if ( GetPropsMode() )
582 ReadValProps ( reader.WS(), doc, PDFileMap, map );
583
584 // read layers
585 if ( GetLayerMode() )
586 ReadLayers ( reader.WS(), doc );
587
588 // read SHUO entities from STEP model
589 if ( GetSHUOMode() )
590 ReadSHUOs ( reader.WS(), doc, PDFileMap, map );
591
592 // read GDT entities from STEP model
593 if(GetGDTMode())
594 ReadGDTs(reader.WS(),doc);
595
596 // read Material entities from STEP model
597 if(GetMatMode())
598 ReadMaterials(reader.WS(),doc,SeqPDS);
599
02a0b964 600 // Expand resulting CAF structure for sub-shapes (optionally with their
601 // names) if requested
602 ExpandSubShapes(STool, map, ShapePDMap);
603
7fd59977 604 return Standard_True;
605}
606
607//=======================================================================
608//function : AddShape
609//purpose :
610//=======================================================================
611
612TDF_Label STEPCAFControl_Reader::AddShape (const TopoDS_Shape &S,
613 const Handle(XCAFDoc_ShapeTool) &STool,
614 const TopTools_MapOfShape &NewShapesMap,
615 const STEPCAFControl_DataMapOfShapePD &ShapePDMap,
616 const STEPCAFControl_DataMapOfPDExternFile &PDFileMap,
617 XCAFDoc_DataMapOfShapeLabel &ShapeLabelMap) const
618{
619 // if shape has already been mapped, just return corresponding label
620 if ( ShapeLabelMap.IsBound ( S ) ) {
621 return ShapeLabelMap.Find ( S );
622 }
623
624 // if shape is located, create instance
625 if ( ! S.Location().IsIdentity() ) {
626 TopoDS_Shape S0 = S;
627 TopLoc_Location loc;
628 S0.Location ( loc );
629 AddShape ( S0, STool, NewShapesMap, ShapePDMap, PDFileMap, ShapeLabelMap );
630 TDF_Label L = STool->AddShape ( S, Standard_False ); // should create reference
631 ShapeLabelMap.Bind ( S, L );
632 return L;
633 }
634
635 // if shape is not compound, simple add it
636 if ( S.ShapeType() != TopAbs_COMPOUND ) {
637 TDF_Label L = STool->AddShape ( S, Standard_False );
638 ShapeLabelMap.Bind ( S, L );
639 return L;
640 }
641
642 // for compounds, compute number of subshapes and check whether this is assembly
643 Standard_Boolean isAssembly = Standard_False;
644 Standard_Integer nbComponents = 0;
645 TopoDS_Iterator it;
646 for ( it.Initialize(S); it.More(); it.Next(), nbComponents++ ) {
647 TopoDS_Shape Sub0 = it.Value();
648 TopLoc_Location loc;
649 Sub0.Location ( loc );
650 if ( NewShapesMap.Contains ( Sub0 ) ) isAssembly = Standard_True;
651 }
652
653// if(nbComponents>0) isAssembly = Standard_True;
654
655 // check whether it has associated external ref
656 TColStd_SequenceOfHAsciiString SHAS;
657 if ( ShapePDMap.IsBound ( S ) && PDFileMap.IsBound ( ShapePDMap.Find(S) ) ) {
658 Handle(STEPCAFControl_ExternFile) EF = PDFileMap.Find ( ShapePDMap.Find(S) );
659 if ( ! EF.IsNull() ) {
660 // (store information on extern refs in the document)
661 SHAS.Append(EF->GetName());
662 // if yes, just return corresponding label
663 if ( ! EF->GetLabel().IsNull() ) {
664 // but if components >0, ignore extern ref!
665 if ( nbComponents <=0 ) {
666 ShapeLabelMap.Bind ( S, EF->GetLabel() );
667 STool->SetExternRefs(EF->GetLabel(),SHAS);
668 return EF->GetLabel();
669 }
670 }
0797d9d3 671#ifdef OCCT_DEBUG
7fd59977 672 if ( ! EF->GetLabel().IsNull() )
673 cout << "Warning: STEPCAFControl_Reader::AddShape: Non-empty shape with external ref; ref is ignored" << endl;
674 else if ( nbComponents <=0 )
675 cout << "Warning: STEPCAFControl_Reader::AddShape: Result of reading extern ref is Null" << endl;
676#endif
677 }
678 }
679
680 // add compound either as a whole,
681 if ( ! isAssembly ) {
682 TDF_Label L = STool->AddShape ( S, Standard_False );
683 if ( SHAS.Length() >0 ) STool->SetExternRefs(L,SHAS);
684 ShapeLabelMap.Bind ( S, L );
685 return L;
686 }
687
688 // or as assembly, component-by-component
689 TDF_Label L = STool->NewShape();
690 for ( it.Initialize(S); it.More(); it.Next(), nbComponents++ ) {
691 TopoDS_Shape Sub0 = it.Value();
692 TopLoc_Location loc;
693 Sub0.Location ( loc );
694 TDF_Label subL = AddShape ( Sub0, STool, NewShapesMap, ShapePDMap, PDFileMap, ShapeLabelMap );
695 if ( ! subL.IsNull() ) {
696 STool->AddComponent ( L, subL, it.Value().Location() );
697 }
698 }
699 if ( SHAS.Length() >0 ) STool->SetExternRefs(L,SHAS);
700 ShapeLabelMap.Bind ( S, L );
701 //STool->SetShape ( L, S ); // it is necessary for assemblies OCC1747 // commemted by skl for OCC2941
702
703 return L;
704}
705
706//=======================================================================
707//function : ReadExternFile
708//purpose :
709//=======================================================================
710
711Handle(STEPCAFControl_ExternFile) STEPCAFControl_Reader::ReadExternFile (const Standard_CString file,
712 const Standard_CString fullname,
713 Handle(TDocStd_Document)& doc)
714{
715 // if the file is already read, associate it with SDR
716 if ( myFiles->HasItem ( file, Standard_True ) ) {
717 return myFiles->Item ( file );
718 }
719
0797d9d3 720#ifdef OCCT_DEBUG
7fd59977 721 cout << "Reading extern file: " << fullname << endl;
722#endif
723
724 // create new WorkSession and Reader
725 Handle(XSControl_WorkSession) newWS = new XSControl_WorkSession;
726 newWS->SelectNorm ( "STEP" );
727 STEPControl_Reader sr ( newWS, Standard_False );
728
729 // start to fill the resulting ExternFile structure
730 Handle(STEPCAFControl_ExternFile) EF = new STEPCAFControl_ExternFile;
731 EF->SetWS ( newWS );
732 EF->SetName ( new TCollection_HAsciiString ( file ) );
733
734 // read file
735 EF->SetLoadStatus ( sr.ReadFile ( fullname ) );
736
737 // transfer in single-result mode
738 if ( EF->GetLoadStatus() == IFSelect_RetDone ) {
739 TDF_LabelSequence labels;
740 EF->SetTransferStatus ( Transfer ( sr, 0, doc, labels, Standard_True ) );
741 if ( labels.Length() >0 ) EF->SetLabel ( labels.Value(1) );
742 }
743
744 // add read file to dictionary
745 myFiles->SetItem ( file, EF );
746
747 return EF;
748}
749
750
751//=======================================================================
752//function : SetColorToSubshape
753//purpose : auxilary
754//=======================================================================
755static void SetColorToSubshape(const Handle(XCAFDoc_ColorTool) & CTool,
756 const TopoDS_Shape & S,
757 const Quantity_Color& col,
758 const XCAFDoc_ColorType type)
759{
760 for (TopoDS_Iterator it(S); it.More(); it.Next())
761 if (! CTool->SetColor( it.Value(), col, type)) break;
762}
763
764
765//=======================================================================
766//function : findStyledSR
767//purpose : auxilary
768//=======================================================================
769static void findStyledSR (const Handle(StepVisual_StyledItem) &style,
770 Handle(StepShape_ShapeRepresentation)& aSR)
771{
772 // search Shape Represenatation for component styled item
773 for ( Standard_Integer j=1; j <= style->NbStyles(); j++ ) {
774 Handle(StepVisual_PresentationStyleByContext) PSA =
775 Handle(StepVisual_PresentationStyleByContext)::DownCast(style->StylesValue ( j ));
776 if ( PSA.IsNull() )
777 continue;
778 StepVisual_StyleContextSelect aStyleCntxSlct = PSA->StyleContext();
779 Handle(StepShape_ShapeRepresentation) aCurrentSR =
780 Handle(StepShape_ShapeRepresentation)::DownCast(aStyleCntxSlct.Representation());
781 if ( aCurrentSR.IsNull() )
782 continue;
783 aSR = aCurrentSR;
784 break;
785 }
786}
787
788
789//=======================================================================
790//function : ReadColors
791//purpose :
792//=======================================================================
793
794Standard_Boolean STEPCAFControl_Reader::ReadColors (const Handle(XSControl_WorkSession) &WS,
795 Handle(TDocStd_Document)& Doc,
796 const STEPCAFControl_DataMapOfPDExternFile &PDFileMap,
797 const XCAFDoc_DataMapOfShapeLabel &ShapeLabelMap) const
798{
799 STEPConstruct_Styles Styles ( WS );
800 if ( ! Styles.LoadStyles() ) {
0797d9d3 801#ifdef OCCT_DEBUG
7fd59977 802 cout << "Warning: no styles are found in the model" << endl;
803#endif
804 return Standard_False;
805 }
806 // searching for invisible items in the model
807 Handle(TColStd_HSequenceOfTransient) aHSeqOfInvisStyle = new TColStd_HSequenceOfTransient;
808 Styles.LoadInvisStyles( aHSeqOfInvisStyle );
809
810 Handle(XCAFDoc_ColorTool) CTool = XCAFDoc_DocumentTool::ColorTool( Doc->Main() );
811 if ( CTool.IsNull() ) return Standard_False;
812
813 // parse and search for color attributes
814 Standard_Integer nb = Styles.NbStyles();
815 for ( Standard_Integer i=1; i <= nb; i++ ) {
816 Handle(StepVisual_StyledItem) style = Styles.Style ( i );
817 if ( style.IsNull() ) continue;
818
819 Standard_Boolean IsVisible = Standard_True;
820 // check the visibility of styled item.
821 for (Standard_Integer si = 1; si <= aHSeqOfInvisStyle->Length(); si++ ) {
822 if ( style != aHSeqOfInvisStyle->Value( si ) )
823 continue;
824 // found that current style is invisible.
7fd59977 825 IsVisible = Standard_False;
826 break;
827 }
828
829 Handle(StepVisual_Colour) SurfCol, BoundCol, CurveCol;
830 // check if it is component style
831 Standard_Boolean IsComponent = Standard_False;
832 if ( ! Styles.GetColors ( style, SurfCol, BoundCol, CurveCol, IsComponent ) && IsVisible )
833 continue;
834
835 // find shape
836 TopoDS_Shape S = STEPConstruct::FindShape ( Styles.TransientProcess(), style->Item() );
837 Standard_Boolean isSkipSHUOstyle = Standard_False;
838 // take shape with real location.
839 while ( IsComponent ) {
840 // take SR of NAUO
841 Handle(StepShape_ShapeRepresentation) aSR;
842 findStyledSR( style, aSR );
843 // search for SR along model
844 if (aSR.IsNull())
845 break;
846// Handle(Interface_InterfaceModel) Model = WS->Model();
847 Handle(XSControl_TransferReader) TR = WS->TransferReader();
848 Handle(Transfer_TransientProcess) TP = TR->TransientProcess();
849 Interface_EntityIterator subs = WS->HGraph()->Graph().Sharings( aSR );
850 Handle(StepShape_ShapeDefinitionRepresentation) aSDR;
851 for (subs.Start(); subs.More(); subs.Next()) {
852 aSDR = Handle(StepShape_ShapeDefinitionRepresentation)::DownCast(subs.Value());
853 if ( aSDR.IsNull() )
854 continue;
855 StepRepr_RepresentedDefinition aPDSselect = aSDR->Definition();
856 Handle(StepRepr_ProductDefinitionShape) PDS =
857 Handle(StepRepr_ProductDefinitionShape)::DownCast(aPDSselect.PropertyDefinition());
858 if ( PDS.IsNull() )
859 continue;
860 StepRepr_CharacterizedDefinition aCharDef = PDS->Definition();
861
862 Handle(StepRepr_AssemblyComponentUsage) ACU =
863 Handle(StepRepr_AssemblyComponentUsage)::DownCast(aCharDef.ProductDefinitionRelationship());
864 // PTV 10.02.2003 skip styled item that refer to SHUO
865 if (ACU->IsKind(STANDARD_TYPE(StepRepr_SpecifiedHigherUsageOccurrence))) {
866 isSkipSHUOstyle = Standard_True;
867 break;
868 }
869 Handle(StepRepr_NextAssemblyUsageOccurrence) NAUO =
870 Handle(StepRepr_NextAssemblyUsageOccurrence)::DownCast(ACU);
871 if ( NAUO.IsNull() )
872 continue;
873
874 TopoDS_Shape aSh;
875 // PTV 10.02.2003 to find component of assembly CORRECTLY
876 STEPConstruct_Tool Tool( WS );
877 TDF_Label aShLab = FindInstance ( NAUO, CTool->ShapeTool(), Tool, PDFileMap, ShapeLabelMap );
878 aSh = CTool->ShapeTool()->GetShape(aShLab);
879// Handle(Transfer_Binder) binder = TP->Find(NAUO);
880// if ( binder.IsNull() || ! binder->HasResult() )
881// continue;
882// aSh = TransferBRep::ShapeResult ( TP, binder );
883 if (!aSh.IsNull()) {
884 S = aSh;
885 break;
886 }
887 }
888 break;
889 }
890 if (isSkipSHUOstyle)
891 continue; // skip styled item which refer to SHUO
892
36f35343 893 if ( S.IsNull() )
7fd59977 894 continue;
7fd59977 895
896 if ( ! SurfCol.IsNull() ) {
897 Quantity_Color col;
898 Styles.DecodeColor ( SurfCol, col );
899 if ( ! CTool->SetColor ( S, col, XCAFDoc_ColorSurf ))
900 SetColorToSubshape( CTool, S, col, XCAFDoc_ColorSurf );
901 }
902 if ( ! BoundCol.IsNull() ) {
903 Quantity_Color col;
904 Styles.DecodeColor ( BoundCol, col );
905 if ( ! CTool->SetColor ( S, col, XCAFDoc_ColorCurv ))
906 SetColorToSubshape( CTool, S, col, XCAFDoc_ColorCurv );
907 }
908 if ( ! CurveCol.IsNull() ) {
909 Quantity_Color col;
910 Styles.DecodeColor ( CurveCol, col );
911 if ( ! CTool->SetColor ( S, col, XCAFDoc_ColorCurv ))
912 SetColorToSubshape( CTool, S, col, XCAFDoc_ColorCurv );
913 }
914 if ( !IsVisible ) {
915 // sets the invisibility for shape.
916 TDF_Label aInvL;
917 if ( CTool->ShapeTool()->Search( S, aInvL ) )
918 CTool->SetVisibility( aInvL, Standard_False );
919 }
920 }
921 CTool->ReverseChainsOfTreeNodes();
922 return Standard_True;
923}
924
925//=======================================================================
926//function : GetLabelFromPD
927//purpose :
928//=======================================================================
929
930static TDF_Label GetLabelFromPD (const Handle(StepBasic_ProductDefinition) &PD,
931 const Handle(XCAFDoc_ShapeTool) &STool,
932 const Handle(Transfer_TransientProcess) &TP,
933 const STEPCAFControl_DataMapOfPDExternFile &PDFileMap,
934 const XCAFDoc_DataMapOfShapeLabel &ShapeLabelMap)
935{
936 TDF_Label L;
937 if ( PDFileMap.IsBound ( PD ) ) {
938 Handle(STEPCAFControl_ExternFile) EF = PDFileMap.Find ( PD );
939 if ( ! EF.IsNull() ) {
940 L = EF->GetLabel();
941 if ( ! L.IsNull() ) return L;
942 }
943 }
944
945 TopoDS_Shape S;
946 Handle(Transfer_Binder) binder = TP->Find(PD);
947 if ( binder.IsNull() || ! binder->HasResult() ) return L;
948 S = TransferBRep::ShapeResult ( TP, binder );
949 if ( S.IsNull() ) return L;
950
951 if ( S.IsNull() ) return L;
952 if ( ShapeLabelMap.IsBound ( S ) )
953 L = ShapeLabelMap.Find ( S );
954 if ( L.IsNull() )
955 STool->Search ( S, L, Standard_True, Standard_True, Standard_False );
956 return L;
957}
958
959//=======================================================================
960//function : FindInstance
961//purpose :
962//=======================================================================
963
964TDF_Label STEPCAFControl_Reader::FindInstance (const Handle(StepRepr_NextAssemblyUsageOccurrence) &NAUO,
965 const Handle(XCAFDoc_ShapeTool) &STool,
966 const STEPConstruct_Tool &Tool,
967 const STEPCAFControl_DataMapOfPDExternFile &PDFileMap,
968 const XCAFDoc_DataMapOfShapeLabel &ShapeLabelMap)
969{
970 TDF_Label L;
971
972 // get shape resulting from CDSR (in fact, only location is interesting)
973 Handle(Transfer_TransientProcess) TP = Tool.TransientProcess();
974 Handle(Transfer_Binder) binder = TP->Find(NAUO);
975 if ( binder.IsNull() || ! binder->HasResult() ) {
0797d9d3 976#ifdef OCCT_DEBUG
7fd59977 977 cout << "Error: STEPCAFControl_Reader::FindInstance: NAUO is not mapped to shape" << endl;
978#endif
979 return L;
980 }
981
982 TopoDS_Shape S = TransferBRep::ShapeResult ( TP, binder );
983 if ( S.IsNull() ) {
0797d9d3 984#ifdef OCCT_DEBUG
7fd59977 985 cout << "Error: STEPCAFControl_Reader::FindInstance: NAUO is not mapped to shape" << endl;
986#endif
987 return L;
988 }
989
990 // find component`s original label
991 Handle(StepBasic_ProductDefinition) PD = NAUO->RelatedProductDefinition();
992 if ( PD.IsNull() ) return L;
993 TDF_Label Lref = GetLabelFromPD ( PD, STool, TP, PDFileMap, ShapeLabelMap );
994 if ( Lref.IsNull() ) return L;
995
996 // find main shape (assembly) label
997 PD.Nullify();
998 PD = NAUO->RelatingProductDefinition();
999 if ( PD.IsNull() ) return L;
1000 TDF_Label L0 = GetLabelFromPD ( PD, STool, TP, PDFileMap, ShapeLabelMap );
1001 if ( L0.IsNull() ) return L;
1002
1003 // if CDSR and NAUO are reversed, swap labels
1004 Handle(StepShape_ContextDependentShapeRepresentation) CDSR;
1005 Interface_EntityIterator subs1 = Tool.Graph().Sharings(NAUO);
1006 for (subs1.Start(); subs1.More(); subs1.Next()) {
1007 Handle(StepRepr_ProductDefinitionShape) PDS =
1008 Handle(StepRepr_ProductDefinitionShape)::DownCast(subs1.Value());
1009 if(PDS.IsNull()) continue;
1010 Interface_EntityIterator subs2 = Tool.Graph().Sharings(PDS);
1011 for (subs2.Start(); subs2.More(); subs2.Next()) {
1012 Handle(StepShape_ContextDependentShapeRepresentation) CDSRtmp =
1013 Handle(StepShape_ContextDependentShapeRepresentation)::DownCast(subs2.Value());
1014 if (CDSRtmp.IsNull()) continue;
1015 CDSR = CDSRtmp;
1016 }
1017 }
1018 if (CDSR.IsNull()) return L;
1019// if ( STEPConstruct_Assembly::CheckSRRReversesNAUO ( Tool.Model(), CDSR ) ) {
1020// TDF_Label Lsw = L0; L0 = Lref; Lref = Lsw;
1021// }
1022
1023 // iterate on components to find proper one
1024 TDF_LabelSequence seq;
1025 XCAFDoc_ShapeTool::GetComponents ( L0, seq );
1026 for ( Standard_Integer k=1; L.IsNull() && k <= seq.Length(); k++ ) {
1027 TDF_Label Lcomp = seq(k), Lref2;
1028 if ( XCAFDoc_ShapeTool::GetReferredShape ( Lcomp, Lref2 ) &&
1029 Lref2 == Lref &&
1030 S.Location() == XCAFDoc_ShapeTool::GetLocation ( Lcomp ) )
1031 L = Lcomp;
1032 }
1033
1034 return L;
1035}
1036
1037//=======================================================================
1038//function : ReadNames
1039//purpose :
1040//=======================================================================
1041
1042Standard_Boolean STEPCAFControl_Reader::ReadNames (const Handle(XSControl_WorkSession) &WS,
1043 Handle(TDocStd_Document)& Doc,
1044 const STEPCAFControl_DataMapOfPDExternFile &PDFileMap,
1045 const XCAFDoc_DataMapOfShapeLabel &ShapeLabelMap) const
1046{
1047 // get starting data
1048 Handle(Interface_InterfaceModel) Model = WS->Model();
1049 Handle(XSControl_TransferReader) TR = WS->TransferReader();
1050 Handle(Transfer_TransientProcess) TP = TR->TransientProcess();
1051 Handle(XCAFDoc_ShapeTool) STool = XCAFDoc_DocumentTool::ShapeTool( Doc->Main() );
1052 if ( STool.IsNull() ) return Standard_False;
1053 STEPConstruct_Tool Tool ( WS );
1054
1055 // iterate on model to find all SDRs and CDSRs
1056 Standard_Integer nb = Model->NbEntities();
1057 Handle(Standard_Type) tNAUO = STANDARD_TYPE(StepRepr_NextAssemblyUsageOccurrence);
1058 Handle(Standard_Type) tPD = STANDARD_TYPE(StepBasic_ProductDefinition);
1059 Handle(TCollection_HAsciiString) name;
1060 TDF_Label L;
1061 for (Standard_Integer i = 1; i <= nb; i++) {
1062 Handle(Standard_Transient) enti = Model->Value(i);
1063
1064 // get description of NAUO
1065 if ( enti->DynamicType() == tNAUO ) {
1066 L.Nullify();
1067 Handle(StepRepr_NextAssemblyUsageOccurrence) NAUO =
1068 Handle(StepRepr_NextAssemblyUsageOccurrence)::DownCast(enti);
1069 if(NAUO.IsNull()) continue;
1070 Interface_EntityIterator subs = WS->Graph().Sharings(NAUO);
1071 for (subs.Start(); subs.More(); subs.Next()) {
1072 Handle(StepRepr_ProductDefinitionShape) PDS =
1073 Handle(StepRepr_ProductDefinitionShape)::DownCast(subs.Value());
1074 if(PDS.IsNull()) continue;
1075 Handle(StepBasic_ProductDefinitionRelationship) PDR = PDS->Definition().ProductDefinitionRelationship();
1076 if ( PDR.IsNull() ) continue;
1077 if ( PDR->HasDescription() &&
1078 PDR->Description()->Length() >0 ) name = PDR->Description();
ab4a5554 1079 else if ( !PDR->Name().IsNull() && PDR->Name()->Length() >0 ) name = PDR->Name();
1080 else if ( !PDR->Id().IsNull()) name = PDR->Id();
1081 else name = new TCollection_HAsciiString;
7fd59977 1082 }
1083 // find proper label
1084 L = FindInstance ( NAUO, STool, Tool, PDFileMap, ShapeLabelMap );
1085 if ( L.IsNull() ) continue;
1086 TCollection_ExtendedString str ( name->String() );
1087 TDataStd_Name::Set ( L, str );
1088 }
1089
1090 // for PD get name of associated product
1091 if ( enti->DynamicType() == tPD ) {
1092 L.Nullify();
1093 Handle(StepBasic_ProductDefinition) PD =
1094 Handle(StepBasic_ProductDefinition)::DownCast(enti);
1095 if(PD.IsNull()) continue;
1096 Handle(StepBasic_Product) Prod = PD->Formation()->OfProduct();
ab4a5554 1097 if(!Prod->Name().IsNull() && Prod->Name()->UsefullLength()>0) name = Prod->Name();
1098 else if (!Prod->Id().IsNull()) name = Prod->Id();
1099 else name = new TCollection_HAsciiString;
7fd59977 1100 L = GetLabelFromPD ( PD, STool, TP, PDFileMap, ShapeLabelMap );
1101 if ( L.IsNull() ) continue;
1102 TCollection_ExtendedString str ( name->String() );
1103 TDataStd_Name::Set ( L, str );
1104 }
1105 // set a name to the document
1106 //TCollection_ExtendedString str ( name->String() );
1107 //TDataStd_Name::Set ( L, str );
1108 }
1109
1110 return Standard_True;
1111}
1112
1113//=======================================================================
1114//function : GetLabelFromPD
1115//purpose :
1116//=======================================================================
1117
1118static TDF_Label GetLabelFromPD (const Handle(StepBasic_ProductDefinition) &PD,
1119 const Handle(XCAFDoc_ShapeTool) &STool,
1120 const STEPConstruct_ValidationProps &Props,
1121 const STEPCAFControl_DataMapOfPDExternFile &PDFileMap,
1122 const XCAFDoc_DataMapOfShapeLabel &ShapeLabelMap)
1123{
1124 TDF_Label L;
1125 if ( PDFileMap.IsBound ( PD ) ) {
1126 Handle(STEPCAFControl_ExternFile) EF = PDFileMap.Find ( PD );
1127 if ( ! EF.IsNull() ) {
1128 L = EF->GetLabel();
1129 if ( ! L.IsNull() ) return L;
1130 }
1131 }
1132 TopoDS_Shape S = Props.GetPropShape ( PD );
1133 if ( S.IsNull() ) return L;
1134 if ( ShapeLabelMap.IsBound ( S ) )
1135 L = ShapeLabelMap.Find ( S );
1136 if ( L.IsNull() )
1137 STool->Search ( S, L, Standard_True, Standard_True, Standard_False );
1138 return L;
1139}
1140
1141//=======================================================================
1142//function : ReadValProps
1143//purpose :
1144//=======================================================================
1145
1146Standard_Boolean STEPCAFControl_Reader::ReadValProps (const Handle(XSControl_WorkSession) &WS,
1147 Handle(TDocStd_Document)& Doc,
1148 const STEPCAFControl_DataMapOfPDExternFile &PDFileMap,
1149 const XCAFDoc_DataMapOfShapeLabel &ShapeLabelMap) const
1150{
1151 // get starting data
1152 Handle(Interface_InterfaceModel) Model = WS->Model();
1153 Handle(XSControl_TransferReader) TR = WS->TransferReader();
1154 Handle(Transfer_TransientProcess) TP = TR->TransientProcess();
1155 Handle(XCAFDoc_ShapeTool) STool = XCAFDoc_DocumentTool::ShapeTool( Doc->Main() );
1156 if ( STool.IsNull() ) return Standard_False;
1157
1158 // load props from the STEP model
1159 TColStd_SequenceOfTransient props;
1160 STEPConstruct_ValidationProps Props ( WS );
1161 if ( ! Props.LoadProps ( props ) ) {
0797d9d3 1162#ifdef OCCT_DEBUG
7fd59977 1163 cout << "Warning: no validation props found in the model" << endl;
1164#endif
1165 return Standard_False;
1166 }
1167
1168 // interpret props one by one
1169 for (Standard_Integer i = 1; i <= props.Length(); i ++) {
1170 Handle(StepRepr_PropertyDefinitionRepresentation) PDR =
1171 Handle(StepRepr_PropertyDefinitionRepresentation)::DownCast ( props.Value(i) );
1172 if ( PDR.IsNull() ) continue;
1173
1174 TDF_Label L;
1175
1176 Handle(StepRepr_PropertyDefinition) PD = PDR->Definition().PropertyDefinition();
1177 Interface_EntityIterator subs = Props.Graph().Shareds(PD);
1178 for (subs.Start(); L.IsNull() && subs.More(); subs.Next()) {
1179 if ( subs.Value()->IsKind(STANDARD_TYPE(StepRepr_ProductDefinitionShape)) ) {
1180 Handle(StepRepr_ProductDefinitionShape) PDS = Handle(StepRepr_ProductDefinitionShape)::DownCast(subs.Value());
1181 if(PDS.IsNull()) continue;
1182 // find corresponding NAUO
1183 Handle(StepRepr_NextAssemblyUsageOccurrence) NAUO;
1184 Interface_EntityIterator subs1 = Props.Graph().Shareds(PDS);
1185 for (subs1.Start(); NAUO.IsNull() && subs1.More(); subs1.Next()) {
1186 if ( subs1.Value()->IsKind(STANDARD_TYPE(StepRepr_NextAssemblyUsageOccurrence)) )
1187 NAUO = Handle(StepRepr_NextAssemblyUsageOccurrence)::DownCast(subs1.Value());
1188 }
1189 if ( !NAUO.IsNull() ) {
1190 L = FindInstance ( NAUO, STool, WS, PDFileMap, ShapeLabelMap );
1191 if ( L.IsNull() ) continue;
1192 }
1193 else {
1194 // find corresponding ProductDefinition:
1195 Handle(StepBasic_ProductDefinition) ProdDef;
1196 Interface_EntityIterator subsPDS = Props.Graph().Shareds(PDS);
1197 for (subsPDS.Start(); ProdDef.IsNull() && subsPDS.More(); subsPDS.Next()) {
1198 if ( subsPDS.Value()->IsKind(STANDARD_TYPE(StepBasic_ProductDefinition)) )
1199 ProdDef = Handle(StepBasic_ProductDefinition)::DownCast(subsPDS.Value());
1200 }
1201 if ( ProdDef.IsNull() ) continue;
1202 L = GetLabelFromPD ( ProdDef, STool, Props, PDFileMap, ShapeLabelMap );
1203 }
1204 }
1205
1206 if ( subs.Value()->IsKind(STANDARD_TYPE(StepRepr_ShapeAspect)) ) {
1207 Handle(StepRepr_ShapeAspect) SA = Handle(StepRepr_ShapeAspect)::DownCast(subs.Value());
1208 if(SA.IsNull()) continue;
1209 // find ShapeRepresentation
1210 Handle(StepShape_ShapeRepresentation) SR;
1211 Interface_EntityIterator subs1 = Props.Graph().Sharings(SA);
1212 for(subs1.Start(); subs1.More() && SR.IsNull(); subs1.Next()) {
1213 Handle(StepRepr_PropertyDefinition) PropD1 =
1214 Handle(StepRepr_PropertyDefinition)::DownCast(subs1.Value());
1215 if(PropD1.IsNull()) continue;
1216 Interface_EntityIterator subs2 = Props.Graph().Sharings(PropD1);
1217 for(subs2.Start(); subs2.More() && SR.IsNull(); subs2.Next()) {
1218 Handle(StepShape_ShapeDefinitionRepresentation) SDR =
1219 Handle(StepShape_ShapeDefinitionRepresentation)::DownCast(subs2.Value());
1220 if(SDR.IsNull()) continue;
1221 SR = Handle(StepShape_ShapeRepresentation)::DownCast(SDR->UsedRepresentation());
1222 }
1223 }
1224 if(SR.IsNull()) continue;
1225 Handle(Transfer_Binder) binder;
1226 for(Standard_Integer ir=1; ir<=SR->NbItems() && binder.IsNull(); ir++) {
1227 if(SR->ItemsValue(ir)->IsKind(STANDARD_TYPE(StepShape_SolidModel))) {
1228 Handle(StepShape_SolidModel) SM =
1229 Handle(StepShape_SolidModel)::DownCast(SR->ItemsValue(ir));
1230 binder = TP->Find(SM);
1231 }
1232 else if(SR->ItemsValue(ir)->IsKind(STANDARD_TYPE(StepShape_ShellBasedSurfaceModel))) {
1233 Handle(StepShape_ShellBasedSurfaceModel) SBSM =
1234 Handle(StepShape_ShellBasedSurfaceModel)::DownCast(SR->ItemsValue(ir));
1235 binder = TP->Find(SBSM);
1236 }
1237 else if(SR->ItemsValue(ir)->IsKind(STANDARD_TYPE(StepShape_GeometricSet))) {
1238 Handle(StepShape_GeometricSet) GS =
1239 Handle(StepShape_GeometricSet)::DownCast(SR->ItemsValue(ir));
1240 binder = TP->Find(GS);
1241 }
1242 }
1243 if ( binder.IsNull() || ! binder->HasResult() ) continue;
1244 TopoDS_Shape S;
1245 S = TransferBRep::ShapeResult ( TP, binder );
1246 if(S.IsNull()) continue;
1247 if ( ShapeLabelMap.IsBound ( S ) )
1248 L = ShapeLabelMap.Find ( S );
1249 if ( L.IsNull() )
1250 STool->Search ( S, L, Standard_True, Standard_True, Standard_True );
1251 }
1252 }
1253
1254 if(L.IsNull()) continue;
1255
1256 // decode validation properties
1257 Handle(StepRepr_Representation) rep = PDR->UsedRepresentation();
1258 for ( Standard_Integer j=1; j <= rep->NbItems(); j++ ) {
1259 Handle(StepRepr_RepresentationItem) ent = rep->ItemsValue(j);
1260 Standard_Boolean isArea;
1261 Standard_Real val;
1262 gp_Pnt pos;
1263 if ( Props.GetPropReal ( ent, val, isArea ) ) {
1264 if ( isArea ) XCAFDoc_Area::Set ( L, val );
1265 else XCAFDoc_Volume::Set ( L, val );
1266 }
1267 else if ( Props.GetPropPnt ( ent, rep->ContextOfItems(), pos ) ) {
1268 XCAFDoc_Centroid::Set ( L, pos );
1269 }
1270 }
1271 }
1272 return Standard_True;
1273}
1274
1275//=======================================================================
1276//function : ReadLayers
1277//purpose :
1278//=======================================================================
1279
1280Standard_Boolean STEPCAFControl_Reader::ReadLayers (const Handle(XSControl_WorkSession) &WS,
1281 Handle(TDocStd_Document)& Doc) const
1282{
1283 Handle(Interface_InterfaceModel) Model = WS->Model();
1284 Handle(XSControl_TransferReader) TR = WS->TransferReader();
1285 Handle(Transfer_TransientProcess) TP = TR->TransientProcess();
1286 Handle(XCAFDoc_ShapeTool) STool = XCAFDoc_DocumentTool::ShapeTool( Doc->Main() );
1287 if ( STool.IsNull() ) return Standard_False;
1288 Handle(XCAFDoc_LayerTool) LTool = XCAFDoc_DocumentTool::LayerTool( Doc->Main() );
1289 if ( LTool.IsNull() ) return Standard_False;
1290
1291 Handle(Standard_Type) tSVPLA = STANDARD_TYPE(StepVisual_PresentationLayerAssignment);
1292 Standard_Integer nb = Model->NbEntities();
1293 Handle(TCollection_HAsciiString) name;
1294
1295 for (Standard_Integer i = 1; i <= nb; i ++) {
1296 Handle(Standard_Transient) enti = Model->Value(i);
1297 if ( ! enti->IsKind ( tSVPLA ) ) continue;
1298 Handle(StepVisual_PresentationLayerAssignment) SVPLA =
1299 Handle(StepVisual_PresentationLayerAssignment)::DownCast(enti);
1300
1301 Handle(TCollection_HAsciiString) descr = SVPLA->Description();
1302 Handle(TCollection_HAsciiString) hName = SVPLA->Name();
1303 TCollection_ExtendedString aLayerName ( hName->String() );
1304
1305 // find a target shape and its label in the document
1306 for (Standard_Integer j = 1; j <= SVPLA->NbAssignedItems(); j++ ) {
1307 StepVisual_LayeredItem LI = SVPLA->AssignedItemsValue(j);
1308 Handle(Transfer_Binder) binder = TP->Find( LI.Value() );
1309 if ( binder.IsNull() || ! binder->HasResult() ) continue;
1310
1311 TopoDS_Shape S = TransferBRep::ShapeResult ( TP, binder );
1312 if ( S.IsNull() ) continue;
1313
1314 TDF_Label shL;
1315 if ( ! STool->Search ( S, shL, Standard_True, Standard_True, Standard_True ) ) continue;
1316 LTool->SetLayer ( shL, aLayerName );
1317 }
1318
1319 // check invisibility
1320 Interface_EntityIterator subs = WS->Graph().Sharings(SVPLA);
1321 for (subs.Start(); subs.More(); subs.Next()) {
1322 if ( ! subs.Value()->IsKind(STANDARD_TYPE(StepVisual_Invisibility)) ) continue;
0797d9d3 1323#ifdef OCCT_DEBUG
7fd59977 1324 cout<< "\tLayer \"" << aLayerName << "\" is invisible"<<endl;
1325#endif
1326 //TDF_Label InvLayerLab = LTool->FindLayer(aLayerName);
1327 TDF_Label InvLayerLab = LTool->AddLayer(aLayerName); //skl for OCC3926
1328 Handle(TDataStd_UAttribute) aUAttr;
1329 aUAttr->Set( InvLayerLab, XCAFDoc::InvisibleGUID() );
1330 }
1331 }
1332 return Standard_True;
1333}
1334
1335//=======================================================================
1336//function : ReadSHUOs
1337//purpose :
1338//=======================================================================
1339
1340static Standard_Boolean findNextSHUOlevel (const Handle(XSControl_WorkSession) &WS,
1341 const Handle(StepRepr_SpecifiedHigherUsageOccurrence)& SHUO,
1342 const Handle(XCAFDoc_ShapeTool)& STool,
1343 const STEPCAFControl_DataMapOfPDExternFile &PDFileMap,
1344 const XCAFDoc_DataMapOfShapeLabel &ShapeLabelMap,
1345 TDF_LabelSequence& aLabels)
1346{
1347 Interface_EntityIterator subs = WS->HGraph()->Graph().Sharings(SHUO);
1348 Handle(StepRepr_SpecifiedHigherUsageOccurrence) subSHUO;
1349 for (subs.Start(); subs.More(); subs.Next()) {
1350 if (subs.Value()->IsKind(STANDARD_TYPE(StepRepr_SpecifiedHigherUsageOccurrence))) {
1351 subSHUO = Handle(StepRepr_SpecifiedHigherUsageOccurrence)::DownCast(subs.Value());
1352 break;
1353 }
1354 }
1355 if (subSHUO.IsNull())
1356 return Standard_False;
1357
1358 Handle(StepRepr_NextAssemblyUsageOccurrence) NUNAUO =
1359 Handle(StepRepr_NextAssemblyUsageOccurrence)::DownCast(subSHUO->NextUsage());
1360 if (NUNAUO.IsNull())
1361 return Standard_False;
1362// Handle(Interface_InterfaceModel) Model = WS->Model();
1363// Handle(XSControl_TransferReader) TR = WS->TransferReader();
1364// Handle(Transfer_TransientProcess) TP = TR->TransientProcess();
1365// Handle(Transfer_Binder) binder = TP->Find(NUNAUO);
1366// if ( binder.IsNull() || ! binder->HasResult() )
1367// return Standard_False;
1368// TopoDS_Shape NUSh = TransferBRep::ShapeResult ( TP, binder );
1369 // get label of NAUO next level
1370 TDF_Label NULab;
1371 STEPConstruct_Tool Tool( WS );
1372 NULab = STEPCAFControl_Reader::FindInstance ( NUNAUO, STool, Tool, PDFileMap, ShapeLabelMap );
1373// STool->Search(NUSh, NUlab);
1374 if (NULab.IsNull())
1375 return Standard_False;
1376 aLabels.Append( NULab );
1377 // and check by recurse.
1378 findNextSHUOlevel( WS, subSHUO, STool, PDFileMap, ShapeLabelMap, aLabels );
1379 return Standard_True;
1380}
1381
1382
1383//=======================================================================
1384//function : setSHUOintoDoc
1385//purpose : auxilary
1386//=======================================================================
1387static TDF_Label setSHUOintoDoc (const Handle(XSControl_WorkSession) &WS,
1388 const Handle(StepRepr_SpecifiedHigherUsageOccurrence)& SHUO,
1389 const Handle(XCAFDoc_ShapeTool)& STool,
1390 const STEPCAFControl_DataMapOfPDExternFile &PDFileMap,
1391 const XCAFDoc_DataMapOfShapeLabel &ShapeLabelMap)
1392{
1393 TDF_Label aMainLabel;
1394 // get upper usage NAUO from SHUO.
1395 Handle(StepRepr_NextAssemblyUsageOccurrence) UUNAUO =
1396 Handle(StepRepr_NextAssemblyUsageOccurrence)::DownCast(SHUO->UpperUsage());
1397 Handle(StepRepr_NextAssemblyUsageOccurrence) NUNAUO =
1398 Handle(StepRepr_NextAssemblyUsageOccurrence)::DownCast(SHUO->NextUsage());
1399 if ( UUNAUO.IsNull() || NUNAUO.IsNull() ) {
0797d9d3 1400#ifdef OCCT_DEBUG
7fd59977 1401 cout << "Warning: " << __FILE__ <<": Upper_usage or Next_usage of styled SHUO is null. Skip it" << endl;
1402#endif
1403 return aMainLabel;
1404 }
1405// Handle(Interface_InterfaceModel) Model = WS->Model();
1406// Handle(XSControl_TransferReader) TR = WS->TransferReader();
1407// Handle(Transfer_TransientProcess) TP = TR->TransientProcess();
1408// TopoDS_Shape UUSh, NUSh;
1409// Handle(Transfer_Binder) binder = TP->Find(UUNAUO);
1410// if ( binder.IsNull() || ! binder->HasResult() )
1411// return aMainLabel;
1412// UUSh = TransferBRep::ShapeResult ( TP, binder );
1413// binder = TP->Find(NUNAUO);
1414// if ( binder.IsNull() || ! binder->HasResult() )
1415// return aMainLabel;
1416// NUSh = TransferBRep::ShapeResult ( TP, binder );
1417
1418 // get first labels for first SHUO attribute
1419 TDF_Label UULab, NULab;
1420 STEPConstruct_Tool Tool( WS );
1421 UULab = STEPCAFControl_Reader::FindInstance ( UUNAUO, STool, Tool, PDFileMap, ShapeLabelMap );
1422 NULab = STEPCAFControl_Reader::FindInstance ( NUNAUO, STool, Tool, PDFileMap, ShapeLabelMap );
1423
1424// STool->Search(UUSh, UULab);
1425// STool->Search(NUSh, NULab);
1426 if (UULab.IsNull() || NULab.IsNull()) return aMainLabel;
1427 //create sequence fo labels to set SHUO structure into the document
1428 TDF_LabelSequence ShuoLabels;
1429 ShuoLabels.Append( UULab );
1430 ShuoLabels.Append( NULab );
1431 // add all other labels of sub SHUO entities
1432 findNextSHUOlevel( WS, SHUO, STool, PDFileMap, ShapeLabelMap, ShuoLabels );
1433 // last accord for SHUO
1434 Handle(XCAFDoc_GraphNode) anSHUOAttr;
1435 if ( STool->SetSHUO( ShuoLabels, anSHUOAttr ) )
1436 aMainLabel = anSHUOAttr->Label();
1437
1438 return aMainLabel;
1439}
1440
1441
1442//=======================================================================
1443//function : ReadSHUOs
1444//purpose :
1445//=======================================================================
1446
1447Standard_Boolean STEPCAFControl_Reader::ReadSHUOs (const Handle(XSControl_WorkSession) &WS,
1448 Handle(TDocStd_Document)& Doc,
1449 const STEPCAFControl_DataMapOfPDExternFile &PDFileMap,
1450 const XCAFDoc_DataMapOfShapeLabel &ShapeLabelMap) const
1451{
1452 // the big part code duplication from ReadColors.
1453 // It is possible to share this code functionality, just to decide how ???
1454 Handle(XCAFDoc_ColorTool) CTool = XCAFDoc_DocumentTool::ColorTool( Doc->Main() );
1455 Handle(XCAFDoc_ShapeTool) STool = CTool->ShapeTool();
1456
1457 STEPConstruct_Styles Styles ( WS );
1458 if ( ! Styles.LoadStyles() ) {
0797d9d3 1459#ifdef OCCT_DEBUG
7fd59977 1460 cout << "Warning: no styles are found in the model" << endl;
1461#endif
1462 return Standard_False;
1463 }
1464 // searching for invisible items in the model
1465 Handle(TColStd_HSequenceOfTransient) aHSeqOfInvisStyle = new TColStd_HSequenceOfTransient;
1466 Styles.LoadInvisStyles( aHSeqOfInvisStyle );
1467 // parse and search for color attributes
1468 Standard_Integer nb = Styles.NbStyles();
1469 for ( Standard_Integer i=1; i <= nb; i++ ) {
1470 Handle(StepVisual_StyledItem) style = Styles.Style ( i );
1471 if ( style.IsNull() ) continue;
1472
1473 Standard_Boolean IsVisible = Standard_True;
1474 // check the visibility of styled item.
1475 for (Standard_Integer si = 1; si <= aHSeqOfInvisStyle->Length(); si++ ) {
1476 if ( style != aHSeqOfInvisStyle->Value( si ) )
1477 continue;
1478 // found that current style is invisible.
0797d9d3 1479#ifdef OCCT_DEBUG
7fd59977 1480 cout << "Warning: item No " << i << "(" << style->Item()->DynamicType()->Name() << ") is invisible" << endl;
1481#endif
1482 IsVisible = Standard_False;
1483 break;
1484 }
1485
1486 Handle(StepVisual_Colour) SurfCol, BoundCol, CurveCol;
1487 // check if it is component style
1488 Standard_Boolean IsComponent = Standard_False;
1489 if ( ! Styles.GetColors ( style, SurfCol, BoundCol, CurveCol, IsComponent ) && IsVisible )
1490 continue;
1491 if (!IsComponent)
1492 continue;
1493 Handle(StepShape_ShapeRepresentation) aSR;
1494 findStyledSR( style, aSR );
1495 // search for SR along model
1496 if ( aSR.IsNull() )
1497 continue;
1498 Interface_EntityIterator subs = WS->HGraph()->Graph().Sharings( aSR );
1499 Handle(StepShape_ShapeDefinitionRepresentation) aSDR;
1500 for (subs.Start(); subs.More(); subs.Next()) {
1501 aSDR = Handle(StepShape_ShapeDefinitionRepresentation)::DownCast(subs.Value());
1502 if ( aSDR.IsNull() )
1503 continue;
1504 StepRepr_RepresentedDefinition aPDSselect = aSDR->Definition();
1505 Handle(StepRepr_ProductDefinitionShape) PDS =
1506 Handle(StepRepr_ProductDefinitionShape)::DownCast(aPDSselect.PropertyDefinition());
1507 if ( PDS.IsNull() )
1508 continue;
1509 StepRepr_CharacterizedDefinition aCharDef = PDS->Definition();
1510 Handle(StepRepr_SpecifiedHigherUsageOccurrence) SHUO =
1511 Handle(StepRepr_SpecifiedHigherUsageOccurrence)::DownCast(aCharDef.ProductDefinitionRelationship());
1512 if ( SHUO.IsNull() )
1513 continue;
1514
1515 // set the SHUO structure to the document
1516 TDF_Label aLabelForStyle = setSHUOintoDoc( WS, SHUO, STool, PDFileMap, ShapeLabelMap );
1517 if ( aLabelForStyle.IsNull() ) {
0797d9d3 1518#ifdef OCCT_DEBUG
7fd59977 1519 cout << "Warning: " << __FILE__ <<": coudnot create SHUO structure in the document" << endl;
1520#endif
1521 continue;
1522 }
1523 // now set the style to the SHUO main label.
1524 if ( ! SurfCol.IsNull() ) {
1525 Quantity_Color col;
1526 Styles.DecodeColor ( SurfCol, col );
1527 CTool->SetColor ( aLabelForStyle, col, XCAFDoc_ColorSurf );
1528 }
1529 if ( ! BoundCol.IsNull() ) {
1530 Quantity_Color col;
1531 Styles.DecodeColor ( BoundCol, col );
1532 CTool->SetColor ( aLabelForStyle, col, XCAFDoc_ColorCurv );
1533 }
1534 if ( ! CurveCol.IsNull() ) {
1535 Quantity_Color col;
1536 Styles.DecodeColor ( CurveCol, col );
1537 CTool->SetColor ( aLabelForStyle, col, XCAFDoc_ColorCurv );
1538 }
1539 if ( !IsVisible )
1540 // sets the invisibility for shape.
1541 CTool->SetVisibility( aLabelForStyle, Standard_False );
1542
1543 } // end search SHUO by SDR
1544 } // end iterates on styles
1545
1546 return Standard_True;
1547}
1548
1549
1550//=======================================================================
1551//function : GetLengthConversionFactor
1552//purpose :
1553//=======================================================================
1554static Standard_Boolean GetLengthConversionFactor(Handle(StepBasic_NamedUnit)& NU,
1555 Standard_Real& afact)
1556{
1557 afact=1.;
1558 if( !NU->IsKind(STANDARD_TYPE(StepBasic_ConversionBasedUnitAndLengthUnit)) ) return Standard_False;
1559 Handle(StepBasic_ConversionBasedUnitAndLengthUnit) CBULU =
1560 Handle(StepBasic_ConversionBasedUnitAndLengthUnit)::DownCast(NU);
1561 Handle(StepBasic_MeasureWithUnit) MWUCBU = CBULU->ConversionFactor();
1562 afact = MWUCBU->ValueComponent();
1563 StepBasic_Unit anUnit2 = MWUCBU->UnitComponent();
1564 if(anUnit2.CaseNum(anUnit2.Value())==1) {
1565 Handle(StepBasic_NamedUnit) NU2 = anUnit2.NamedUnit();
1566 if(NU2->IsKind(STANDARD_TYPE(StepBasic_SiUnit))) {
1567 Handle(StepBasic_SiUnit) SU = Handle(StepBasic_SiUnit)::DownCast(NU2);
1568 if(SU->Name()==StepBasic_sunMetre) {
1569 if(SU->HasPrefix())
1570 afact *= STEPConstruct_UnitContext::ConvertSiPrefix (SU->Prefix());
1571 // convert m to mm
1572 afact *= 1000.;
1573 }
1574 }
1575 }
1576 return Standard_True;
1577}
1578
1579
1580//=======================================================================
1581//function : GetMassConversionFactor
1582//purpose :
1583//=======================================================================
1584static Standard_Boolean GetMassConversionFactor(Handle(StepBasic_NamedUnit)& NU,
1585 Standard_Real& afact)
1586{
1587 afact=1.;
1588 if( !NU->IsKind(STANDARD_TYPE(StepBasic_ConversionBasedUnitAndMassUnit)) ) return Standard_False;
1589 Handle(StepBasic_ConversionBasedUnitAndMassUnit) CBUMU =
1590 Handle(StepBasic_ConversionBasedUnitAndMassUnit)::DownCast(NU);
1591 Handle(StepBasic_MeasureWithUnit) MWUCBU = CBUMU->ConversionFactor();
1592 afact = MWUCBU->ValueComponent();
1593 StepBasic_Unit anUnit2 = MWUCBU->UnitComponent();
1594 if(anUnit2.CaseNum(anUnit2.Value())==1) {
1595 Handle(StepBasic_NamedUnit) NU2 = anUnit2.NamedUnit();
1596 if(NU2->IsKind(STANDARD_TYPE(StepBasic_SiUnit))) {
1597 Handle(StepBasic_SiUnit) SU = Handle(StepBasic_SiUnit)::DownCast(NU2);
1598 if(SU->Name()==StepBasic_sunGram) {
1599 if(SU->HasPrefix())
1600 afact *= STEPConstruct_UnitContext::ConvertSiPrefix (SU->Prefix());
1601 }
1602 }
1603 }
1604 return Standard_True;
1605}
1606
1607
1608//=======================================================================
1609//function : ReadDatums
1610//purpose : auxilary
1611//=======================================================================
1612static Standard_Boolean ReadDatums(const Handle(XCAFDoc_ShapeTool) &STool,
1613 const Handle(XCAFDoc_DimTolTool) &DGTTool,
1614 const Interface_Graph &graph,
1615 Handle(Transfer_TransientProcess) &TP,
1616 const TDF_Label TolerL,
1617 const Handle(StepDimTol_GeometricToleranceWithDatumReference) GTWDR)
1618{
1619 if(GTWDR.IsNull()) return Standard_False;
1620 Handle(StepDimTol_HArray1OfDatumReference) HADR = GTWDR->DatumSystem();
1621 if(HADR.IsNull()) return Standard_False;
1622 for(Standard_Integer idr=1; idr<=HADR->Length(); idr++) {
1623 Handle(StepDimTol_DatumReference) DR = HADR->Value(idr);
1624 Handle(StepDimTol_Datum) aDatum = DR->ReferencedDatum();
1625 if(aDatum.IsNull()) continue;
1626 Interface_EntityIterator subs4 = graph.Sharings(aDatum);
1627 for(subs4.Start(); subs4.More(); subs4.Next()) {
1628 Handle(StepRepr_ShapeAspectRelationship) SAR =
1629 Handle(StepRepr_ShapeAspectRelationship)::DownCast(subs4.Value());
1630 if(SAR.IsNull()) continue;
1631 Handle(StepDimTol_DatumFeature) DF =
1632 Handle(StepDimTol_DatumFeature)::DownCast(SAR->RelatingShapeAspect());
1633 if(DF.IsNull()) continue;
1634 Interface_EntityIterator subs5 = graph.Sharings(DF);
1635 Handle(StepRepr_PropertyDefinition) PropDef;
1636 for(subs5.Start(); subs5.More() && PropDef.IsNull(); subs5.Next()) {
1637 PropDef = Handle(StepRepr_PropertyDefinition)::DownCast(subs5.Value());
1638 }
1639 if(PropDef.IsNull()) continue;
1640 Handle(StepShape_AdvancedFace) AF;
1641 subs5 = graph.Sharings(PropDef);
1642 for(subs5.Start(); subs5.More(); subs5.Next()) {
1643 Handle(StepShape_ShapeDefinitionRepresentation) SDR =
1644 Handle(StepShape_ShapeDefinitionRepresentation)::DownCast(subs5.Value());
1645 if(!SDR.IsNull()) {
1646 Handle(StepRepr_Representation) Repr = SDR->UsedRepresentation();
1647 if( !Repr.IsNull() && Repr->NbItems()>0 ) {
1648 Handle(StepRepr_RepresentationItem) RI = Repr->ItemsValue(1);
1649 AF = Handle(StepShape_AdvancedFace)::DownCast(RI);
1650 }
1651 }
1652 }
1653 if(AF.IsNull()) return Standard_False;
1654 Standard_Integer index = TP->MapIndex(AF);
1655 TopoDS_Shape aSh;
1656 if(index >0) {
1657 Handle(Transfer_Binder) binder = TP->MapItem(index);
1658 aSh = TransferBRep::ShapeResult(binder);
1659 }
1660 if(aSh.IsNull()) continue;
1661 TDF_Label shL;
1662 if( !STool->Search(aSh, shL, Standard_True, Standard_True, Standard_True) ) continue;
1663 DGTTool->SetDatum(shL,TolerL,PropDef->Name(),PropDef->Description(),aDatum->Identification());
1664 }
1665 }
1666 return Standard_True;
1667}
1668
1669
1670//=======================================================================
1671//function : ReadGDTs
1672//purpose :
1673//=======================================================================
1674
1675Standard_Boolean STEPCAFControl_Reader::ReadGDTs(const Handle(XSControl_WorkSession) &WS,
1676 Handle(TDocStd_Document)& Doc) const
1677{
1678 Handle(Interface_InterfaceModel) Model = WS->Model();
1679 Handle(XCAFDoc_ShapeTool) STool = XCAFDoc_DocumentTool::ShapeTool( Doc->Main() );
1680 Handle(XSControl_TransferReader) TR = WS->TransferReader();
1681 Handle(Transfer_TransientProcess) TP = TR->TransientProcess();
1682 Handle(XCAFDoc_DimTolTool) DGTTool = XCAFDoc_DocumentTool::DimTolTool( Doc->Main() );
1683 if ( DGTTool.IsNull() ) return Standard_False;
1684
1685 Standard_Integer nb = Model->NbEntities();
1686 const Interface_Graph& graph = TP->Graph();
1687 for(Standard_Integer i=1; i<=nb; i++) {
1688 Handle(Standard_Transient) ent = Model->Value(i);
1689 if(ent->IsKind(STANDARD_TYPE(StepRepr_ShapeAspect))) {
1690 Handle(StepRepr_ShapeAspect) SA = Handle(StepRepr_ShapeAspect)::DownCast(ent);
1691 // find RepresentationItem for current ShapeAspect
1692 Handle(StepRepr_RepresentationItem) RI;
1693 Handle(StepRepr_PropertyDefinition) PropD;
1694 Interface_EntityIterator subs3 = graph.Sharings(SA);
1695 for(subs3.Start(); subs3.More() && PropD.IsNull(); subs3.Next()) {
1696 PropD = Handle(StepRepr_PropertyDefinition)::DownCast(subs3.Value());
1697 }
1698 if(PropD.IsNull()) continue;
1699 Interface_EntityIterator subs4 = graph.Sharings(PropD);
1700 for(subs4.Start(); subs4.More(); subs4.Next()) {
1701 Handle(StepShape_ShapeDefinitionRepresentation) SDR =
1702 Handle(StepShape_ShapeDefinitionRepresentation)::DownCast(subs4.Value());
1703 if(!SDR.IsNull()) {
1704 Handle(StepRepr_Representation) Repr = SDR->UsedRepresentation();
1705 if( !Repr.IsNull() && Repr->NbItems()>0 ) {
1706 RI = Repr->ItemsValue(1);
1707 }
1708 }
1709 }
1710 if(RI.IsNull()) continue;
1711 // read DGT entities:
1712 subs3 = graph.Sharings(SA);
1713 for(subs3.Start(); subs3.More(); subs3.Next()) {
1714 if(subs3.Value()->IsKind(STANDARD_TYPE(StepShape_DimensionalSize))) {
1715 // read dimensions
1716 Handle(StepShape_EdgeCurve) EC = Handle(StepShape_EdgeCurve)::DownCast(RI);
1717 if(EC.IsNull()) continue;
1718 Handle(TCollection_HAsciiString) aName;
1719 Handle(StepShape_DimensionalSize) DimSize =
1720 Handle(StepShape_DimensionalSize)::DownCast(subs3.Value());
1721 Standard_Real dim1=-1.,dim2=-1.;
1722 subs4 = graph.Sharings(DimSize);
1723 for(subs4.Start(); subs4.More(); subs4.Next()) {
1724 Handle(StepShape_DimensionalCharacteristicRepresentation) DimCharR =
1725 Handle(StepShape_DimensionalCharacteristicRepresentation)::DownCast(subs4.Value());
1726 if(!DimCharR.IsNull()) {
1727 Handle(StepShape_ShapeDimensionRepresentation) SDimR = DimCharR->Representation();
1728 if(!SDimR.IsNull() && SDimR->NbItems()>0) {
1729 Handle(StepRepr_RepresentationItem) RI = SDimR->ItemsValue(1);
1730 Handle(StepRepr_ValueRange) VR = Handle(StepRepr_ValueRange)::DownCast(RI);
1731 if(!VR.IsNull()) {
1732 aName = VR->Name();
1733 //StepRepr_CompoundItemDefinition CID = VR->ItemElement();
1734 //if(CID.IsNull()) continue;
1735 //Handle(StepRepr_CompoundItemDefinitionMember) CIDM =
1736 // Handle(StepRepr_CompoundItemDefinitionMember)::DownCast(CID.Value());
1737 //if(CIDM.IsNull()) continue;
1738 //if(CIDM->ArrTransient().IsNull()) continue;
1739 //Handle(StepRepr_HArray1OfRepresentationItem) HARI;
1740 //if(CID.CaseMem(CIDM)==1)
1741 // HARI = CID.ListRepresentationItem();
1742 //if(CID.CaseMem(CIDM)==2)
1743 // HARI = CID.SetRepresentationItem();
1744 Handle(StepRepr_HArray1OfRepresentationItem) HARI = VR->ItemElement();
1745 if(HARI.IsNull()) continue;
1746 if(HARI->Length()>0) {
1747 Handle(StepRepr_RepresentationItem) RI1 =
1748 Handle(StepRepr_RepresentationItem)::DownCast(HARI->Value(1));
1749 if(RI1.IsNull()) continue;
1750 if(RI1->IsKind(STANDARD_TYPE(StepRepr_ReprItemAndLengthMeasureWithUnit))) {
1751 Handle(StepRepr_ReprItemAndLengthMeasureWithUnit) RILMWU =
1752 Handle(StepRepr_ReprItemAndLengthMeasureWithUnit)::DownCast(RI1);
1753 dim1 = RILMWU->GetMeasureWithUnit()->ValueComponent();
1754 StepBasic_Unit anUnit = RILMWU->GetMeasureWithUnit()->UnitComponent();
1755 Standard_Real afact=1.;
1756 if(anUnit.IsNull()) continue;
1757 if( !(anUnit.CaseNum(anUnit.Value())==1) ) continue;
1758 Handle(StepBasic_NamedUnit) NU = anUnit.NamedUnit();
1759 if(GetLengthConversionFactor(NU,afact)) dim1=dim1*afact;
1760 }
1761 }
1762 if(HARI->Length()>1) {
1763 Handle(StepRepr_RepresentationItem) RI2 =
1764 Handle(StepRepr_RepresentationItem)::DownCast(HARI->Value(2));
1765 if(RI2.IsNull()) continue;
1766 if(RI2->IsKind(STANDARD_TYPE(StepRepr_ReprItemAndLengthMeasureWithUnit))) {
1767 Handle(StepRepr_ReprItemAndLengthMeasureWithUnit) RILMWU =
1768 Handle(StepRepr_ReprItemAndLengthMeasureWithUnit)::DownCast(RI2);
1769 dim2 = RILMWU->GetMeasureWithUnit()->ValueComponent();
1770 StepBasic_Unit anUnit = RILMWU->GetMeasureWithUnit()->UnitComponent();
1771 Standard_Real afact=1.;
1772 if(anUnit.IsNull()) continue;
1773 if( !(anUnit.CaseNum(anUnit.Value())==1) ) continue;
1774 Handle(StepBasic_NamedUnit) NU = anUnit.NamedUnit();
1775 if(GetLengthConversionFactor(NU,afact)) dim2 = dim2*afact;
1776 }
1777 }
1778 }
1779 }
1780 }
1781 }
1782 if(dim1<0) continue;
1783 if(dim2<0) dim2=dim1;
1784 //cout<<"DimensionalSize: dim1="<<dim1<<" dim2="<<dim2<<endl;
1785 // now we know edge_curve and value range therefore
1786 // we can create corresponding D&GT labels
1787 Standard_Integer index = TP->MapIndex(EC);
1788 TopoDS_Shape aSh;
1789 if(index >0) {
1790 Handle(Transfer_Binder) binder = TP->MapItem(index);
1791 aSh = TransferBRep::ShapeResult(binder);
1792 }
1793 if(aSh.IsNull()) continue;
1794 TDF_Label shL;
1795 if( !STool->Search(aSh, shL, Standard_True, Standard_True, Standard_True) ) continue;
1796 Handle(TColStd_HArray1OfReal) arr = new TColStd_HArray1OfReal(1,2);
1797 arr->SetValue(1,dim1);
1798 arr->SetValue(2,dim2);
1799 DGTTool->SetDimTol(shL,1,arr,aName,DimSize->Name());
1800 }
1801 // read tolerances and datums
1802 else if(subs3.Value()->IsKind(STANDARD_TYPE(StepDimTol_GeometricTolerance))) {
1803 Handle(StepDimTol_GeometricTolerance) GT =
1804 Handle(StepDimTol_GeometricTolerance)::DownCast(subs3.Value());
1805 // read common data for tolerance
1806 //Standard_Real dim = GT->Magnitude()->ValueComponent();
1807 Handle (StepBasic_MeasureWithUnit) dim3 = GT->Magnitude();
1808 if(dim3.IsNull()) continue;
1809 Standard_Real dim = dim3->ValueComponent();
1810 StepBasic_Unit anUnit = GT->Magnitude()->UnitComponent();
1811 Standard_Real afact=1.;
1812 if(anUnit.IsNull()) continue;
1813 if( !(anUnit.CaseNum(anUnit.Value())==1) ) continue;
1814 Handle(StepBasic_NamedUnit) NU = anUnit.NamedUnit();
1815 if(GetLengthConversionFactor(NU,afact)) dim = dim*afact;
1816 //cout<<"GeometricTolerance: Magnitude = "<<dim<<endl;
1817 Handle(TColStd_HArray1OfReal) arr = new TColStd_HArray1OfReal(1,1);
1818 arr->SetValue(1,dim);
1819 Handle(TCollection_HAsciiString) aName = GT->Name();
1820 Handle(TCollection_HAsciiString) aDescription = GT->Description();
1821 Handle(StepShape_AdvancedFace) AF = Handle(StepShape_AdvancedFace)::DownCast(RI);
1822 if(AF.IsNull()) continue;
1823 Standard_Integer index = TP->MapIndex(AF);
1824 TopoDS_Shape aSh;
1825 if(index >0) {
1826 Handle(Transfer_Binder) binder = TP->MapItem(index);
1827 aSh = TransferBRep::ShapeResult(binder);
1828 }
1829 if(aSh.IsNull()) continue;
1830 TDF_Label shL;
1831 if( !STool->Search(aSh, shL, Standard_True, Standard_True, Standard_True) ) continue;
1832 // read specific data for tolerance
1833 if(GT->IsKind(STANDARD_TYPE(StepDimTol_GeoTolAndGeoTolWthDatRefAndModGeoTolAndPosTol))) {
1834 Handle(StepDimTol_GeoTolAndGeoTolWthDatRefAndModGeoTolAndPosTol) GTComplex =
1835 Handle(StepDimTol_GeoTolAndGeoTolWthDatRefAndModGeoTolAndPosTol)::DownCast(subs3.Value());
1836 Standard_Integer kind=20;
1837 Handle(StepDimTol_ModifiedGeometricTolerance) MGT =
1838 GTComplex->GetModifiedGeometricTolerance();
1839 if(!MGT.IsNull()) {
1840 kind = kind + MGT->Modifier()+1;
1841 }
1842 TDF_Label TolerL = DGTTool->SetDimTol(shL,kind,arr,aName,aDescription);
1843 // translate datums connected with this tolerance
1844 Handle(StepDimTol_GeometricToleranceWithDatumReference) GTWDR =
1845 GTComplex->GetGeometricToleranceWithDatumReference();
1846 if(!GTWDR.IsNull()) {
1847 ReadDatums(STool,DGTTool,graph,TP,TolerL,GTWDR);
1848 }
1849 }
1850 else if(GT->IsKind(STANDARD_TYPE(StepDimTol_GeometricToleranceWithDatumReference))) {
1851 Handle(StepDimTol_GeometricToleranceWithDatumReference) GTWDR =
1852 Handle(StepDimTol_GeometricToleranceWithDatumReference)::DownCast(subs3.Value());
1853 if(GTWDR.IsNull()) continue;
1854 Standard_Integer kind = 0;
1855 if (GTWDR->IsKind(STANDARD_TYPE(StepDimTol_AngularityTolerance))) kind = 24;
1856 else if(GTWDR->IsKind(STANDARD_TYPE(StepDimTol_CircularRunoutTolerance))) kind = 25;
1857 else if(GTWDR->IsKind(STANDARD_TYPE(StepDimTol_CoaxialityTolerance))) kind = 26;
1858 else if(GTWDR->IsKind(STANDARD_TYPE(StepDimTol_ConcentricityTolerance))) kind = 27;
1859 else if(GTWDR->IsKind(STANDARD_TYPE(StepDimTol_ParallelismTolerance))) kind = 28;
1860 else if(GTWDR->IsKind(STANDARD_TYPE(StepDimTol_PerpendicularityTolerance))) kind = 29;
1861 else if(GTWDR->IsKind(STANDARD_TYPE(StepDimTol_SymmetryTolerance))) kind = 30;
1862 else if(GTWDR->IsKind(STANDARD_TYPE(StepDimTol_TotalRunoutTolerance))) kind = 31;
1863 //cout<<"GTWDR: kind="<<kind<<endl;
1864 TDF_Label TolerL = DGTTool->SetDimTol(shL,kind,arr,aName,aDescription);
1865 ReadDatums(STool,DGTTool,graph,TP,TolerL,GTWDR);
1866 }
1867 else if(GT->IsKind(STANDARD_TYPE(StepDimTol_ModifiedGeometricTolerance))) {
1868 Handle(StepDimTol_ModifiedGeometricTolerance) MGT =
1869 Handle(StepDimTol_ModifiedGeometricTolerance)::DownCast(subs3.Value());
1870 Standard_Integer kind = 35 + MGT->Modifier();
1871 DGTTool->SetDimTol(shL,kind,arr,aName,aDescription);
1872 }
1873 else if(GT->IsKind(STANDARD_TYPE(StepDimTol_CylindricityTolerance))) {
1874 DGTTool->SetDimTol(shL,38,arr,aName,aDescription);
1875 }
1876 else if(GT->IsKind(STANDARD_TYPE(StepDimTol_FlatnessTolerance))) {
1877 DGTTool->SetDimTol(shL,39,arr,aName,aDescription);
1878 }
1879 else if(GT->IsKind(STANDARD_TYPE(StepDimTol_LineProfileTolerance))) {
1880 DGTTool->SetDimTol(shL,40,arr,aName,aDescription);
1881 }
1882 else if(GT->IsKind(STANDARD_TYPE(StepDimTol_PositionTolerance))) {
1883 DGTTool->SetDimTol(shL,41,arr,aName,aDescription);
1884 }
1885 else if(GT->IsKind(STANDARD_TYPE(StepDimTol_RoundnessTolerance))) {
1886 DGTTool->SetDimTol(shL,42,arr,aName,aDescription);
1887 }
1888 else if(GT->IsKind(STANDARD_TYPE(StepDimTol_StraightnessTolerance))) {
1889 DGTTool->SetDimTol(shL,43,arr,aName,aDescription);
1890 }
1891 else if(GT->IsKind(STANDARD_TYPE(StepDimTol_SurfaceProfileTolerance))) {
1892 DGTTool->SetDimTol(shL,44,arr,aName,aDescription);
1893 }
1894 }
1895 }
1896 }
1897 }
1898
1899 return Standard_True;
1900}
1901
1902
1903//=======================================================================
1904//function : FindSolidForPDS
1905//purpose : auxilary
1906//=======================================================================
1907
1908static Handle(StepShape_SolidModel) FindSolidForPDS(const Handle(StepRepr_ProductDefinitionShape) &PDS,
1909 const Interface_Graph &graph)
1910{
1911 Handle(StepShape_SolidModel) SM;
1912 Interface_EntityIterator subs = graph.Sharings(PDS);
1913 Handle(StepShape_ShapeRepresentation) SR;
1914 for(subs.Start(); subs.More() && SM.IsNull(); subs.Next()) {
1915 Handle(StepShape_ShapeDefinitionRepresentation) SDR =
1916 Handle(StepShape_ShapeDefinitionRepresentation)::DownCast(subs.Value());
1917 if(SDR.IsNull()) continue;
1918 SR = Handle(StepShape_ShapeRepresentation)::DownCast(SDR->UsedRepresentation());
1919 if(SR.IsNull()) continue;
1920 for(Standard_Integer i=1; i<=SR->NbItems() && SM.IsNull(); i++) {
1921 SM = Handle(StepShape_SolidModel)::DownCast(SR->ItemsValue(i));
1922 }
1923 if(SM.IsNull()) {
1924 Interface_EntityIterator subs1 = graph.Sharings(SR);
1925 for(subs1.Start(); subs1.More() && SM.IsNull(); subs1.Next()) {
1926 Handle(StepRepr_RepresentationRelationship) RR =
1927 Handle(StepRepr_RepresentationRelationship)::DownCast(subs1.Value());
1928 if(RR.IsNull()) continue;
1929 Handle(StepShape_ShapeRepresentation) SR2;
1930 if(RR->Rep1()==SR) SR2 = Handle(StepShape_ShapeRepresentation)::DownCast(RR->Rep2());
1931 else SR2 = Handle(StepShape_ShapeRepresentation)::DownCast(RR->Rep1());
1932 if(SR2.IsNull()) continue;
1933 for(Standard_Integer i2=1; i2<=SR2->NbItems() && SM.IsNull(); i2++) {
1934 SM = Handle(StepShape_SolidModel)::DownCast(SR2->ItemsValue(i2));
1935 }
1936 }
1937 }
1938 }
1939 return SM;
1940}
1941
1942
1943//=======================================================================
1944//function : ReadMaterials
1945//purpose :
1946//=======================================================================
1947
1948Standard_Boolean STEPCAFControl_Reader::ReadMaterials(const Handle(XSControl_WorkSession) &WS,
1949 Handle(TDocStd_Document)& Doc,
1950 const Handle(TColStd_HSequenceOfTransient) &SeqPDS) const
1951{
1952 Handle(Interface_InterfaceModel) Model = WS->Model();
1953 Handle(XCAFDoc_ShapeTool) STool = XCAFDoc_DocumentTool::ShapeTool( Doc->Main() );
1954 Handle(XSControl_TransferReader) TR = WS->TransferReader();
1955 Handle(Transfer_TransientProcess) TP = TR->TransientProcess();
1956 Handle(XCAFDoc_MaterialTool) MatTool = XCAFDoc_DocumentTool::MaterialTool( Doc->Main() );
1957 if(MatTool.IsNull()) return Standard_False;
1958
1959 const Interface_Graph& graph = TP->Graph();
1960 for(Standard_Integer i=1; i<=SeqPDS->Length(); i++) {
1961 Handle(StepRepr_ProductDefinitionShape) PDS =
1962 Handle(StepRepr_ProductDefinitionShape)::DownCast(SeqPDS->Value(i));
1d2b1ccb
G		 1963 if(PDS.IsNull())
1964 continue;
1965 Handle(StepBasic_ProductDefinition) aProdDef = PDS->Definition().ProductDefinition();
1966 if(aProdDef.IsNull())
1967 continue;
7fd59977 1968 Handle(TCollection_HAsciiString) aName = new TCollection_HAsciiString("");
1969 Handle(TCollection_HAsciiString) aDescription = new TCollection_HAsciiString("");
1970 Handle(TCollection_HAsciiString) aDensName = new TCollection_HAsciiString("");
1971 Handle(TCollection_HAsciiString) aDensValType = new TCollection_HAsciiString("");
1972 Standard_Real aDensity=0;
1d2b1ccb 1973 Interface_EntityIterator subs = graph.Sharings( aProdDef);
7fd59977 1974 for(subs.Start(); subs.More(); subs.Next()) {
1975 Handle(StepRepr_PropertyDefinition) PropD =
1976 Handle(StepRepr_PropertyDefinition)::DownCast(subs.Value());
1977 if(PropD.IsNull()) continue;
1978 Interface_EntityIterator subs1 = graph.Sharings(PropD);
1979 for(subs1.Start(); subs1.More(); subs1.Next()) {
1980 Handle(StepRepr_PropertyDefinitionRepresentation) PDR =
1981 Handle(StepRepr_PropertyDefinitionRepresentation)::DownCast(subs1.Value());
1982 if(PDR.IsNull()) continue;
1983 Handle(StepRepr_Representation) Repr = PDR->UsedRepresentation();
1984 if(Repr.IsNull()) continue;
1985 Standard_Integer ir;
1986 for(ir=1; ir<=Repr->NbItems(); ir++) {
1987 Handle(StepRepr_RepresentationItem) RI = Repr->ItemsValue(ir);
1988 if(RI.IsNull()) continue;
1989 if(RI->IsKind(STANDARD_TYPE(StepRepr_DescriptiveRepresentationItem))) {
1990 // find name and description for material
1991 Handle(StepRepr_DescriptiveRepresentationItem) DRI =
1992 Handle(StepRepr_DescriptiveRepresentationItem)::DownCast(RI);
1993 aName = DRI->Name();
87073a10 1994
7fd59977 1995 aDescription = DRI->Description();
87073a10 1996 if(aName.IsNull())
1997 aName = aDescription;
7fd59977 1998 }
1999 if(RI->IsKind(STANDARD_TYPE(StepRepr_MeasureRepresentationItem))) {
2000 // try to find density for material
2001 Handle(StepRepr_MeasureRepresentationItem) MRI =
2002 Handle(StepRepr_MeasureRepresentationItem)::DownCast(RI);
2003 aDensity = MRI->Measure()->ValueComponent();
2004 aDensName = MRI->Name();
2005 aDensValType = new TCollection_HAsciiString(MRI->Measure()->ValueComponentMember()->Name());
2006 StepBasic_Unit aUnit = MRI->Measure()->UnitComponent();
2007 if(!aUnit.IsNull()) {
2008 Handle(StepBasic_DerivedUnit) DU = aUnit.DerivedUnit();
2009 if(DU.IsNull()) continue;
2010 for(Standard_Integer idu=1; idu<=DU->NbElements(); idu++) {
2011 Handle(StepBasic_DerivedUnitElement) DUE = DU->ElementsValue(idu);
2012 Handle(StepBasic_NamedUnit) NU = DUE->Unit();
2013 Standard_Real afact=1.;
2014 if(NU->IsKind(STANDARD_TYPE(StepBasic_ConversionBasedUnitAndLengthUnit))) {
2015 if(GetLengthConversionFactor(NU,afact)) aDensity = aDensity/(afact*afact*afact);
2016 // transfer length value for Density from millimeter to santimeter
2017 // in order to result density has dimension gram/(sm*sm*sm)
2018 aDensity = aDensity*1000.;
2019 }
2020 if(NU->IsKind(STANDARD_TYPE(StepBasic_ConversionBasedUnitAndMassUnit))) {
2021 if(GetMassConversionFactor(NU,afact)) aDensity=aDensity*afact;
2022 }
2023 }
2024 }
2025 }
2026 }
2027 }
2028 }
87073a10 2029
2030 if( aName.IsNull() || aName->Length()==0 )
2031 continue;
7fd59977 2032 // find shape label amd create Material link
2033 TopoDS_Shape aSh;
2034 Handle(StepShape_SolidModel) SM = FindSolidForPDS(PDS,graph);
2035 if(!SM.IsNull()) {
2036 Standard_Integer index = TP->MapIndex(SM);
2037 if(index >0) {
2038 Handle(Transfer_Binder) binder = TP->MapItem(index);
2039 if(!binder.IsNull())
2040 aSh = TransferBRep::ShapeResult(binder);
2041 }
2042 }
2043 if(aSh.IsNull()) continue;
2044 TDF_Label shL;
2045 if( !STool->Search(aSh, shL, Standard_True, Standard_True, Standard_True) ) continue;
2046 MatTool->SetMaterial(shL,aName,aDescription,aDensity,aDensName,aDensValType);
2047 }
2048
2049 return Standard_True;
2050}
2051
02a0b964 2052//=======================================================================
2053//function : SettleShapeData
2054//purpose :
2055//=======================================================================
2056
2057TDF_Label STEPCAFControl_Reader::SettleShapeData(const Handle(StepRepr_RepresentationItem)& theItem,
2058 TDF_Label& theLab,
2059 const Handle(XCAFDoc_ShapeTool)& theShapeTool,
2060 const Handle(Transfer_TransientProcess)& TP) const
2061{
2062 TDF_Label aResult = theLab;
2063
2064 Handle(TCollection_HAsciiString) hName = theItem->Name();
2065 if ( hName.IsNull() || hName->IsEmpty() )
2066 return aResult;
2067
2068 Handle(Transfer_Binder) aBinder = TP->Find(theItem);
2069 if ( aBinder.IsNull() )
2070 return aResult;
2071
2072 TopoDS_Shape aShape = TransferBRep::ShapeResult(aBinder);
2073 if ( aShape.IsNull() )
2074 return aResult;
2075
2076 // Allocate sub-Label
2077 aResult = AllocateSubLabel(theLab);
2078
2079 TCollection_AsciiString aName = hName->String();
2080 TDataStd_Name::Set(aResult, aName);
2081 theShapeTool->SetShape(aResult, aShape);
2082
2083 return aResult;
2084}
2085
2086//=======================================================================
2087//function : ExpandSubShapes
2088//purpose :
2089//=======================================================================
2090
2091void STEPCAFControl_Reader::ExpandSubShapes(const Handle(XCAFDoc_ShapeTool)& ShapeTool,
2092 const XCAFDoc_DataMapOfShapeLabel& ShapeLabelMap,
2093 const STEPCAFControl_DataMapOfShapePD& ShapePDMap) const
2094{
02a0b964 2095 const Handle(Transfer_TransientProcess)& TP = Reader().WS()->TransferReader()->TransientProcess();
2096 NCollection_DataMap<TopoDS_Shape, Handle(TCollection_HAsciiString)> ShapeNameMap;
2097 TColStd_MapOfTransient aRepItems;
2098
2099 // Read translation control variables
2100 Standard_Boolean doReadSNames = (Interface_Static::IVal("read.stepcaf.subshapes.name") > 0);
2101
2102 if ( !doReadSNames )
2103 return;
2104
2105 const Interface_Graph& Graph = Reader().WS()->Graph();
2106
2107 for ( STEPCAFControl_DataMapIteratorOfDataMapOfShapePD it(ShapePDMap); it.More(); it.Next() )
2108 {
2109 const TopoDS_Shape& aRootShape = it.Key();
2110 const Handle(StepBasic_ProductDefinition)& aPDef = it.Value();
2111 if ( aPDef.IsNull() )
2112 continue;
2113
2114 // Find SDR by Product
2115 Handle(StepShape_ShapeDefinitionRepresentation) aSDR;
2116 Interface_EntityIterator entIt = Graph.TypedSharings( aPDef, STANDARD_TYPE(StepShape_ShapeDefinitionRepresentation) );
2117 for ( entIt.Start(); entIt.More(); entIt.Next() )
2118 {
2119 const Handle(Standard_Transient)& aReferer = entIt.Value();
2120 aSDR = Handle(StepShape_ShapeDefinitionRepresentation)::DownCast(aReferer);
2121 if ( !aSDR.IsNull() )
2122 break;
2123 }
2124
2125 if ( aSDR.IsNull() )
2126 continue;
2127
2128 // Access shape representation
2129 Handle(StepShape_ShapeRepresentation)
2130 aShapeRepr = Handle(StepShape_ShapeRepresentation)::DownCast( aSDR->UsedRepresentation() );
2131
2132 if ( aShapeRepr.IsNull() )
2133 continue;
2134
2135 // Access representation items
2136 Handle(StepRepr_HArray1OfRepresentationItem) aReprItems = aShapeRepr->Items();
2137
2138 if ( aReprItems.IsNull() )
2139 continue;
2140
2141 if ( !ShapeLabelMap.IsBound(aRootShape) )
2142 continue;
2143
2144 TDF_Label aRootLab = ShapeLabelMap.Find(aRootShape);
2145
2146 StepRepr_SequenceOfRepresentationItem aMSBSeq;
2147 StepRepr_SequenceOfRepresentationItem aSBSMSeq;
2148
2149 // Iterate over the top level representation items collecting the
2150 // topological containers to expand
2151 for ( Standard_Integer i = aReprItems->Lower(); i <= aReprItems->Upper(); ++i )
2152 {
2153 Handle(StepRepr_RepresentationItem) aTRepr = aReprItems->Value(i);
2154 if ( aTRepr->IsKind( STANDARD_TYPE(StepShape_ManifoldSolidBrep) ) )
2155 aMSBSeq.Append(aTRepr);
2156 else if ( aTRepr->IsKind( STANDARD_TYPE(StepShape_ShellBasedSurfaceModel) ) )
2157 aSBSMSeq.Append(aTRepr);
2158 }
2159
2160 // Insert intermediate OCAF Labels for SOLIDs in case there are more
2161 // than one Manifold Solid BRep in the Shape Representation
2162 Standard_Boolean doInsertSolidLab = (aMSBSeq.Length() > 1);
2163
2164 // Expand Manifold Solid BReps
2165 for ( Standard_Integer i = 1; i <= aMSBSeq.Length(); ++i )
2166 {
2167 const Handle(StepRepr_RepresentationItem)& aManiRepr = aMSBSeq.Value(i);
2168
2169 // Put additional Label for SOLID
2170 TDF_Label aManiLab;
2171 if ( doInsertSolidLab )
2172 aManiLab = SettleShapeData(aManiRepr, aRootLab, ShapeTool, TP);
2173 else
2174 aManiLab = aRootLab;
2175
2176 ExpandManifoldSolidBrep(aManiLab, aMSBSeq.Value(i), TP, ShapeTool);
2177 }
2178
2179 // Expand Shell-Based Surface Models
2180 for ( Standard_Integer i = 1; i <= aSBSMSeq.Length(); ++i )
2181 ExpandSBSM(aRootLab, aSBSMSeq.Value(i), TP, ShapeTool);
2182 }
2183}
2184
2185//=======================================================================
2186//function : ExpandManifoldSolidBrep
2187//purpose :
2188//=======================================================================
2189
2190void STEPCAFControl_Reader::ExpandManifoldSolidBrep(TDF_Label& ShapeLab,
2191 const Handle(StepRepr_RepresentationItem)& Repr,
2192 const Handle(Transfer_TransientProcess)& TP,
2193 const Handle(XCAFDoc_ShapeTool)& ShapeTool) const
2194{
2195 // Access outer shell
2196 Handle(StepShape_ManifoldSolidBrep) aMSB = Handle(StepShape_ManifoldSolidBrep)::DownCast(Repr);
eab2c851 2197 Handle(StepShape_ConnectedFaceSet) aShell = aMSB->Outer();
02a0b964 2198
2199 // Expand shell contents to CAF tree
2200 ExpandShell(aShell, ShapeLab, TP, ShapeTool);
2201}
2202
2203//=======================================================================
2204//function : ExpandSBSM
2205//purpose :
2206//=======================================================================
2207
2208void STEPCAFControl_Reader::ExpandSBSM(TDF_Label& ShapeLab,
2209 const Handle(StepRepr_RepresentationItem)& Repr,
2210 const Handle(Transfer_TransientProcess)& TP,
2211 const Handle(XCAFDoc_ShapeTool)& ShapeTool) const
2212{
2213 Handle(StepShape_ShellBasedSurfaceModel) aSBSM = Handle(StepShape_ShellBasedSurfaceModel)::DownCast(Repr);
2214
2215 // Access boundary shells
2216 Handle(StepShape_HArray1OfShell) aShells = aSBSM->SbsmBoundary();
2217 for ( Standard_Integer s = aShells->Lower(); s <= aShells->Upper(); ++s )
2218 {
2219 const StepShape_Shell& aShell = aShells->Value(s);
2220 Handle(StepShape_ConnectedFaceSet) aCFS;
2221 Handle(StepShape_OpenShell) anOpenShell = aShell.OpenShell();
2222 Handle(StepShape_ClosedShell) aClosedShell = aShell.ClosedShell();
2223
2224 if ( !anOpenShell.IsNull() )
2225 aCFS = anOpenShell;
2226 else
2227 aCFS = aClosedShell;
2228
2229 ExpandShell(aCFS, ShapeLab, TP, ShapeTool);
2230 }
2231}
2232
2233//=======================================================================
2234//function : ExpandShell
2235//purpose :
2236//=======================================================================
2237
2238void STEPCAFControl_Reader::ExpandShell(const Handle(StepShape_ConnectedFaceSet)& Shell,
2239 TDF_Label& RootLab,
2240 const Handle(Transfer_TransientProcess)& TP,
2241 const Handle(XCAFDoc_ShapeTool)& ShapeTool) const
2242{
2243 // Record CAF data
2244 TDF_Label aShellLab = SettleShapeData(Shell, RootLab, ShapeTool, TP);
2245
2246 // Access faces
2247 Handle(StepShape_HArray1OfFace) aFaces = Shell->CfsFaces();
2248 for ( Standard_Integer f = aFaces->Lower(); f <= aFaces->Upper(); ++f )
2249 {
2250 const Handle(StepShape_Face)& aFace = aFaces->Value(f);
2251
2252 // Record CAF data
2253 TDF_Label aFaceLab = SettleShapeData(aFace, aShellLab, ShapeTool, TP);
2254
2255 // Access face bounds
2256 Handle(StepShape_HArray1OfFaceBound) aWires = aFace->Bounds();
2257 for ( Standard_Integer w = aWires->Lower(); w <= aWires->Upper(); ++w )
2258 {
2259 const Handle(StepShape_Loop)& aWire = aWires->Value(w)->Bound();
2260
2261 // Record CAF data
2262 TDF_Label aWireLab = SettleShapeData(aWire, aFaceLab, ShapeTool, TP);
2263
2264 // Access wire edges
2265 // Currently only EDGE LOOPs are considered (!)
2266 if ( !aWire->IsInstance( STANDARD_TYPE(StepShape_EdgeLoop) ) )
2267 continue;
2268
2269 // Access edges
2270 Handle(StepShape_EdgeLoop) anEdgeLoop = Handle(StepShape_EdgeLoop)::DownCast(aWire);
2271 Handle(StepShape_HArray1OfOrientedEdge) anEdges = anEdgeLoop->EdgeList();
2272 for ( Standard_Integer e = anEdges->Lower(); e <= anEdges->Upper(); ++e )
2273 {
2274 Handle(StepShape_Edge) anEdge = anEdges->Value(e)->EdgeElement();
2275
2276 // Record CAF data
2277 TDF_Label anEdgeLab = SettleShapeData(anEdge, aWireLab, ShapeTool, TP);
2278
2279 // Access vertices
2280 Handle(StepShape_Vertex) aV1 = anEdge->EdgeStart();
2281 Handle(StepShape_Vertex) aV2 = anEdge->EdgeEnd();
2282
2283 // Record CAF data
2284 SettleShapeData(aV1, anEdgeLab, ShapeTool, TP);
2285 SettleShapeData(aV2, anEdgeLab, ShapeTool, TP);
2286 }
2287 }
2288 }
2289}
7fd59977 2290
2291//=======================================================================
2292//function : SetColorMode
2293//purpose :
2294//=======================================================================
2295
2296void STEPCAFControl_Reader::SetColorMode (const Standard_Boolean colormode)
2297{
2298 myColorMode = colormode;
2299}
2300
2301//=======================================================================
2302//function : GetColorMode
2303//purpose :
2304//=======================================================================
2305
2306Standard_Boolean STEPCAFControl_Reader::GetColorMode () const
2307{
2308 return myColorMode;
2309}
2310
2311//=======================================================================
2312//function : SetNameMode
2313//purpose :
2314//=======================================================================
2315
2316void STEPCAFControl_Reader::SetNameMode (const Standard_Boolean namemode)
2317{
2318 myNameMode = namemode;
2319}
2320
2321//=======================================================================
2322//function : GetNameMode
2323//purpose :
2324//=======================================================================
2325
2326Standard_Boolean STEPCAFControl_Reader::GetNameMode () const
2327{
2328 return myNameMode;
2329}
2330
2331//=======================================================================
2332//function : SetLayerMode
2333//purpose :
2334//=======================================================================
2335
2336void STEPCAFControl_Reader::SetLayerMode (const Standard_Boolean layermode)
2337{
2338 myLayerMode = layermode;
2339}
2340
2341//=======================================================================
2342//function : GetLayerMode
2343//purpose :
2344//=======================================================================
2345
2346Standard_Boolean STEPCAFControl_Reader::GetLayerMode () const
2347{
2348 return myLayerMode;
2349}
2350
2351//=======================================================================
2352//function : SetPropsMode
2353//purpose :
2354//=======================================================================
2355
2356void STEPCAFControl_Reader::SetPropsMode (const Standard_Boolean propsmode)
2357{
2358 myPropsMode = propsmode;
2359}
2360
2361//=======================================================================
2362//function : GetPropsMode
2363//purpose :
2364//=======================================================================
2365
2366Standard_Boolean STEPCAFControl_Reader::GetPropsMode () const
2367{
2368 return myPropsMode;
2369}
2370
2371//=======================================================================
2372//function : SetSHUOMode
2373//purpose :
2374//=======================================================================
2375
2376void STEPCAFControl_Reader::SetSHUOMode (const Standard_Boolean mode)
2377{
2378 mySHUOMode = mode;
2379}
2380
2381//=======================================================================
2382//function : GetSHUOMode
2383//purpose :
2384//=======================================================================
2385
2386Standard_Boolean STEPCAFControl_Reader::GetSHUOMode () const
2387{
2388 return mySHUOMode;
2389}
2390
2391//=======================================================================
2392//function : SetGDTMode
2393//purpose :
2394//=======================================================================
2395
2396void STEPCAFControl_Reader::SetGDTMode (const Standard_Boolean gdtmode)
2397{
2398 myGDTMode = gdtmode;
2399}
2400
2401//=======================================================================
2402//function : GetGDTMode
2403//purpose :
2404//=======================================================================
2405
2406Standard_Boolean STEPCAFControl_Reader::GetGDTMode () const
2407{
2408 return myGDTMode;
2409}
2410
2411
2412//=======================================================================
2413//function : SetMatMode
2414//purpose :
2415//=======================================================================
2416
2417void STEPCAFControl_Reader::SetMatMode (const Standard_Boolean matmode)
2418{
2419 myMatMode = matmode;
2420}
2421
2422//=======================================================================
2423//function : GetMatMode
2424//purpose :
2425//=======================================================================
2426
2427Standard_Boolean STEPCAFControl_Reader::GetMatMode () const
2428{
2429 return myMatMode;
2430}
Open CASCADE Technology repository