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