1 // Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 #include <Standard_Stream.hxx>
25 #include <GEOMImpl_GlueDriver.hxx>
26 #include <GEOMImpl_IGlue.hxx>
27 #include <GEOMImpl_Types.hxx>
29 #include <GEOM_Object.hxx>
30 #include <GEOM_Function.hxx>
32 #include "GEOMAlgo_Gluer2.hxx"
33 #include "GEOMAlgo_ListIteratorOfListOfCoupleOfShapes.hxx"
34 #include "GEOMAlgo_CoupleOfShapes.hxx"
35 #include "GEOMAlgo_ListOfCoupleOfShapes.hxx"
37 #include <Basics_OCCTVersion.hxx>
39 #include "utilities.h"
41 #include <TDataStd_IntegerArray.hxx>
44 #include <TopoDS_Shape.hxx>
45 #include <TopTools_DataMapIteratorOfDataMapOfShapeListOfShape.hxx>
46 #include <TopTools_IndexedMapOfShape.hxx>
47 #include <TopTools_ListOfShape.hxx>
48 #include <TopTools_ListIteratorOfListOfShape.hxx>
50 #include <ShapeFix_Shape.hxx>
52 #include <Standard_NullObject.hxx>
53 #include <Standard_Failure.hxx>
55 #define MSG_BAD_TOLERANCE "Tolerance is too big"
56 #define MSG_BAD_ARG_SHAPE "Argument shape is not a compound of hexahedral solids"
58 //=======================================================================
59 //function : GEOMImpl_GlueDriver
61 //=======================================================================
62 GEOMImpl_GlueDriver::GEOMImpl_GlueDriver()
66 //=======================================================================
69 //=======================================================================
70 const Standard_GUID& GEOMImpl_GlueDriver::GetID()
72 static Standard_GUID aGlueDriver("FF1BBB63-5D14-4df2-980B-3A668264EA16");
76 //=======================================================================
77 //function : GlueFacesWithWarnings
79 //=======================================================================
81 TopoDS_Shape GEOMImpl_GlueDriver::GlueFacesWithWarnings (const TopoDS_Shape& theShape,
82 const Standard_Real theTolerance,
83 const Standard_Boolean doKeepNonSolids,
84 TCollection_AsciiString& theWarning) const
86 Standard_Integer iErr, iWrn;
88 GEOMAlgo_Gluer aGluer;
90 aGluer.SetShape(theShape);
91 aGluer.SetTolerance(theTolerance);
92 aGluer.SetCheckGeometry(Standard_True);
93 aGluer.SetKeepNonSolids(doKeepNonSolids);
97 iErr = aGluer.ErrorStatus();
101 Standard_Failure::Raise("No vertices found in source shape");
105 Standard_Failure::Raise(MSG_BAD_TOLERANCE " or " MSG_BAD_ARG_SHAPE);
108 Standard_Failure::Raise("Source shape is Null");
111 Standard_Failure::Raise("Result shape is Null");
114 Standard_Failure::Raise(MSG_BAD_TOLERANCE);
118 Standard_Failure::Raise(MSG_BAD_ARG_SHAPE);
121 Standard_Failure::Raise("Error occured during check of geometric coincidence");
125 // description of all errors see in GEOMAlgo_Gluer.cxx
126 TCollection_AsciiString aMsg ("Error in GEOMAlgo_Gluer with code ");
127 aMsg += TCollection_AsciiString(iErr);
128 Standard_Failure::Raise(aMsg.ToCString());
135 iWrn = aGluer.WarningStatus();
140 Standard_Integer nbAlone = aGluer.AloneShapes();
141 theWarning = TCollection_AsciiString(nbAlone);
142 theWarning += " solid(s) can not be glued by faces";
146 // description of all warnings see in GEOMAlgo_Gluer.cxx
147 theWarning = "Warning in GEOMAlgo_Gluer with code ";
148 theWarning += TCollection_AsciiString(iWrn);
153 aRes = aGluer.Result();
155 // SKL 18.01.2010 - patch for 20662
156 Handle(ShapeFix_Shape) aSfs = new ShapeFix_Shape(aRes);
157 aSfs->SetPrecision(Precision::Confusion());
159 aRes = aSfs->Shape();
161 // Fill history to be used by GetInPlace functionality
162 TopTools_IndexedMapOfShape aResIndices;
163 TopExp::MapShapes(aRes, aResIndices);
165 Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
167 // history for all argument shapes
168 TDF_LabelSequence aLabelSeq;
169 aFunction->GetDependency(aLabelSeq);
170 Standard_Integer nbArg = aLabelSeq.Length();
172 for (Standard_Integer iarg = 1; iarg <= nbArg; iarg++) {
174 TDF_Label anArgumentRefLabel = aLabelSeq.Value(iarg);
176 Handle(GEOM_Object) anArgumentObject = GEOM_Object::GetReferencedObject(anArgumentRefLabel);
177 TopoDS_Shape anArgumentShape = anArgumentObject->GetValue();
179 TopTools_IndexedMapOfShape anArgumentIndices;
180 TopExp::MapShapes(anArgumentShape, anArgumentIndices);
181 Standard_Integer nbArgumentEntities = anArgumentIndices.Extent();
183 // Find corresponding label in history
184 TDF_Label anArgumentHistoryLabel =
185 aFunction->GetArgumentHistoryEntry(anArgumentRefLabel, Standard_True);
187 for (Standard_Integer ie = 1; ie <= nbArgumentEntities; ie++) {
188 TopoDS_Shape anEntity = anArgumentIndices.FindKey(ie);
189 const TopTools_ListOfShape& aModified = aGluer.Modified(anEntity);
190 Standard_Integer nbModified = aModified.Extent();
192 if (nbModified > 0) {
193 TDF_Label aWhatHistoryLabel = anArgumentHistoryLabel.FindChild(ie, Standard_True);
194 Handle(TDataStd_IntegerArray) anAttr =
195 TDataStd_IntegerArray::Set(aWhatHistoryLabel, 1, nbModified);
197 TopTools_ListIteratorOfListOfShape itM (aModified);
198 for (int im = 1; itM.More(); itM.Next(), ++im) {
199 int id = aResIndices.FindIndex(itM.Value());
200 anAttr->SetValue(im, id);
209 //=======================================================================
210 //function : GlueFaces
212 //=======================================================================
213 TopoDS_Shape GEOMImpl_GlueDriver::GlueFaces (const TopoDS_Shape& theShape,
214 const Standard_Real theTolerance,
215 const Standard_Boolean doKeepNonSolids)
218 GEOMAlgo_Gluer aGluer;
220 aGluer.SetShape(theShape);
221 aGluer.SetTolerance(theTolerance);
222 aGluer.SetCheckGeometry(Standard_True);
223 aGluer.SetKeepNonSolids(doKeepNonSolids);
227 Standard_Integer iErr = aGluer.ErrorStatus();
231 Standard_Failure::Raise("No vertices found in source shape");
234 Standard_Failure::Raise("Source shape is Null");
237 Standard_Failure::Raise("Result shape is Null");
240 Standard_Failure::Raise("Error occured during check of geometric coincidence");
244 // description of all errors see in GEOMAlgo_Gluer.cxx
245 TCollection_AsciiString aMsg ("Error in GEOMAlgo_Gluer with code ");
246 aMsg += TCollection_AsciiString(iErr);
247 Standard_Failure::Raise(aMsg.ToCString());
254 Standard_Integer iWrn = aGluer.WarningStatus();
258 MESSAGE("Some shapes can not be glued by faces");
261 // description of all warnings see in GEOMAlgo_Gluer.cxx
262 MESSAGE("Warning in GEOMAlgo_Gluer with code " << iWrn);
267 aRes = aGluer.Result();
272 //=======================================================================
273 //function : GlueFacesByList
275 //=======================================================================
276 TopoDS_Shape GEOMImpl_GlueDriver::GlueFacesByList (const TopoDS_Shape& theShape,
277 const Standard_Real theTolerance,
278 const Standard_Boolean doKeepNonSolids,
279 const TopTools_MapOfShape& aFaces)
283 GEOMAlgo_Gluer1 aGluer;
284 GEOMAlgo_ListIteratorOfListOfCoupleOfShapes aItCS;
285 GEOMAlgo_CoupleOfShapes aCS;
286 GEOMAlgo_ListOfCoupleOfShapes aLCS;
288 aGluer.SetShape(theShape);
289 aGluer.SetTolerance(theTolerance);
290 aGluer.SetKeepNonSolids(doKeepNonSolids);
292 Standard_Integer iErr = aGluer.ErrorStatus();
293 if (iErr) return aRes;
295 TopTools_ListOfShape listShape;
296 const GEOMAlgo_ListOfCoupleOfShapes& aLCSG = aGluer.GluedFaces();
298 aItCS.Initialize(aLCSG);
299 for (; aItCS.More(); aItCS.Next()) {
300 const GEOMAlgo_CoupleOfShapes& aCSG = aItCS.Value();
301 const TopoDS_Shape& aF1 = aCSG.Shape1();
302 const TopoDS_Shape& aF2 = aCSG.Shape2();
303 if (aFaces.Contains(aF1) || aFaces.Contains(aF2))
305 aCS.SetShapes(aF1,aF2);
309 //cout<<"aLCS.Extent() = "<<aLCS.Extent()<<endl;
310 if (aLCS.Extent()>0) {
311 aGluer.SetFacesToUnglue(aLCS);
312 aGluer.UnglueFaces();
313 iErr = aGluer.ErrorStatus();
314 if (iErr) return aRes;
317 aRes = aGluer.Result();
323 //=======================================================================
324 //function : GlueFaces
326 //=======================================================================
327 TopoDS_Shape GEOMImpl_GlueDriver::GlueFaces (const TopoDS_Shape& theShape,
328 const Standard_Real theTolerance,
329 const Standard_Boolean doKeepNonSolids)
336 aGA.SetArgument(theShape);
337 aGA.SetTolerance(theTolerance);
338 aGA.SetKeepNonSolids(doKeepNonSolids);
340 // 2. Detect interferred shapes
342 Standard_Integer iErr = aGA.ErrorStatus();
346 Standard_Failure::Raise("GEOMAlgo_GlueDetector failed");
350 Standard_Failure::Raise("PerformImagesToWork failed");
354 // description of all errors see in GEOMAlgo_Gluer2.cxx
355 TCollection_AsciiString aMsg ("Error in GEOMAlgo_Gluer2 with code ");
356 aMsg += TCollection_AsciiString(iErr);
357 Standard_Failure::Raise(aMsg.ToCString());
364 // 3. Set shapes to glue. If the operator is absent, the whole gluing will be done
365 //aGA.SetShapesToGlue(aMSG);
369 iErr = aGA.ErrorStatus();
373 Standard_Failure::Raise("GEOMAlgo_GlueDetector failed");
377 Standard_Failure::Raise("PerformImagesToWork failed");
381 // description of all errors see in GEOMAlgo_Gluer2.cxx
382 TCollection_AsciiString aMsg ("Error in GEOMAlgo_Gluer2 with code ");
383 aMsg += TCollection_AsciiString(iErr);
384 Standard_Failure::Raise(aMsg.ToCString());
391 Standard_Integer iWrn = aGA.WarningStatus();
395 MESSAGE("No shapes to glue");
398 // description of all warnings see in GEOMAlgo_Gluer2.cxx
399 MESSAGE("Warning in GEOMAlgo_Gluer2 with code " << iWrn);
410 //=======================================================================
411 //function : GlueWithWarnings
413 //=======================================================================
414 TopoDS_Shape GEOMImpl_GlueDriver::GlueWithWarnings (const TopoDS_Shape& theShape,
415 const Standard_Real theTolerance,
416 const TopAbs_ShapeEnum theShapeType,
417 const Standard_Boolean doKeepNonSolids,
418 TCollection_AsciiString& theWarning) const
425 aGA.SetArgument(theShape);
426 aGA.SetTolerance(theTolerance);
427 aGA.SetKeepNonSolids(doKeepNonSolids);
429 // 2. Detect interferred shapes
432 //modified by NIZNHY-PKV Tue Mar 13 14:07:12 2012f
433 #if OCC_VERSION_LARGE > 0x06050200
434 Standard_Integer iWrnDetect = aGA.WarningStatus();
435 if (iWrnDetect == 2) {
437 TopTools_ListIteratorOfListOfShape aItLS;
439 // Sticked shapes are detected
440 const TopTools_IndexedDataMapOfShapeListOfShape& aIDMSS = pGluer2->StickedShapes();
442 Standard_Integer i, aNb = aIDMSS.Extent();
443 for (i = 1; i <= aNb; ++i) {
444 // ancestor aSa (edge, wire face,..)
445 const TopoDS_Shape& aSa = aIDMSS.FindKey(i);
447 // successors aSs (vertex, edge, ...)
448 // of the ancestor that are sticked
449 // for given value of the tolerance
450 const TopTools_ListOfShape& aLSS = aIDMSS.FindFromIndex(i);
451 aItLS.Initialize(aLSS);
452 for (; aItLS.More(); aItLS.Next()) {
453 const TopoDS_Shape& aSs = aItLS.Value();
457 Standard_Failure::Raise("GLUE_ERROR_STICKED_SHAPES");
458 //Standard_Failure::Raise("Sticked shapes are detected. The tolerance value is too big.");
459 //theWarning = "Sticked shapes are detected. The tolerance value is too big.";
462 //modified by NIZNHY-PKV Tue Mar 13 14:07:14 2012t
464 Standard_Integer iErr = aGA.ErrorStatus();
468 Standard_Failure::Raise("GEOMAlgo_GlueDetector failed");
472 Standard_Failure::Raise("PerformImagesToWork failed");
476 // description of all errors see in GEOMAlgo_Gluer2.cxx
477 TCollection_AsciiString aMsg ("Error in GEOMAlgo_Gluer2 with code ");
478 aMsg += TCollection_AsciiString(iErr);
479 Standard_Failure::Raise(aMsg.ToCString());
486 if (theShapeType != TopAbs_FACE) {
487 // 3. Fill shapes to glue aMSG
488 TopTools_DataMapOfShapeListOfShape aMSG;
489 const TopTools_DataMapOfShapeListOfShape& aMSD = aGA.ShapesDetected();
490 TopTools_DataMapIteratorOfDataMapOfShapeListOfShape aItMSD;
491 aItMSD.Initialize(aMSD);
492 for (; aItMSD.More(); aItMSD.Next()) {
493 const TopoDS_Shape& aSx = aItMSD.Key();
494 const TopTools_ListOfShape& aLSD = aItMSD.Value();
495 if (aSx.ShapeType() == theShapeType) {
496 aMSG.Bind(aSx, aLSD);
500 // 4. Set shapes to glue. If the operator is absent, the whole gluing will be done
501 aGA.SetShapesToGlue(aMSG);
506 iErr = aGA.ErrorStatus();
510 Standard_Failure::Raise("GEOMAlgo_GlueDetector failed");
514 Standard_Failure::Raise("PerformImagesToWork failed");
518 // description of all errors see in GEOMAlgo_Gluer2.cxx
519 TCollection_AsciiString aMsg ("Error in GEOMAlgo_Gluer2 with code ");
520 aMsg += TCollection_AsciiString(iErr);
521 Standard_Failure::Raise(aMsg.ToCString());
528 Standard_Integer iWrn = aGA.WarningStatus();
532 theWarning = "No shapes to glue";
535 // description of all warnings see in GEOMAlgo_Gluer2.cxx
536 theWarning = "Warning in GEOMAlgo_Gluer2 with code ";
537 theWarning += TCollection_AsciiString(iWrn);
545 // 7. Fill history to be used by GetInPlace functionality
546 TopTools_IndexedMapOfShape aResIndices;
547 TopExp::MapShapes(aRes, aResIndices);
549 Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
551 // history for all argument shapes
552 TDF_LabelSequence aLabelSeq;
553 aFunction->GetDependency(aLabelSeq);
554 Standard_Integer nbArg = aLabelSeq.Length();
556 for (Standard_Integer iarg = 1; iarg <= nbArg; iarg++) {
558 TDF_Label anArgumentRefLabel = aLabelSeq.Value(iarg);
560 Handle(GEOM_Object) anArgumentObject = GEOM_Object::GetReferencedObject(anArgumentRefLabel);
561 TopoDS_Shape anArgumentShape = anArgumentObject->GetValue();
563 TopTools_IndexedMapOfShape anArgumentIndices;
564 TopExp::MapShapes(anArgumentShape, anArgumentIndices);
565 Standard_Integer nbArgumentEntities = anArgumentIndices.Extent();
567 // Find corresponding label in history
568 TDF_Label anArgumentHistoryLabel =
569 aFunction->GetArgumentHistoryEntry(anArgumentRefLabel, Standard_True);
571 for (Standard_Integer ie = 1; ie <= nbArgumentEntities; ie++) {
572 TopoDS_Shape anEntity = anArgumentIndices.FindKey(ie);
573 const TopTools_ListOfShape& aModified = aGA.Modified(anEntity);
574 Standard_Integer nbModified = aModified.Extent();
576 if (nbModified > 0) {
577 TDF_Label aWhatHistoryLabel = anArgumentHistoryLabel.FindChild(ie, Standard_True);
578 Handle(TDataStd_IntegerArray) anAttr =
579 TDataStd_IntegerArray::Set(aWhatHistoryLabel, 1, nbModified);
581 TopTools_ListIteratorOfListOfShape itM (aModified);
582 for (int im = 1; itM.More(); itM.Next(), ++im) {
583 int id = aResIndices.FindIndex(itM.Value());
584 anAttr->SetValue(im, id);
593 //=======================================================================
594 //function : GlueByList
596 //=======================================================================
597 TopoDS_Shape GEOMImpl_GlueDriver::GlueByList (const TopoDS_Shape& theShape,
598 const Standard_Real theTolerance,
599 const Standard_Boolean doKeepNonSolids,
600 const TopTools_MapOfShape& theShapesList,
601 const Standard_Boolean doGlueAllEdges)
608 aGA.SetArgument(theShape);
609 aGA.SetTolerance(theTolerance);
610 aGA.SetKeepNonSolids(doKeepNonSolids);
612 // 2. Detect interferred shapes
614 Standard_Integer iErr = aGA.ErrorStatus();
618 Standard_Failure::Raise("GEOMAlgo_GlueDetector failed");
622 Standard_Failure::Raise("PerformImagesToWork failed");
626 // description of all errors see in GEOMAlgo_Gluer2.cxx
627 TCollection_AsciiString aMsg ("Error in GEOMAlgo_Gluer2 with code ");
628 aMsg += TCollection_AsciiString(iErr);
629 Standard_Failure::Raise(aMsg.ToCString());
636 // 3. Fill shapes to glue aMSG
637 TopTools_DataMapOfShapeListOfShape aMSG;
638 const TopTools_DataMapOfShapeListOfShape& aMSD = aGA.ShapesDetected();
639 TopTools_DataMapIteratorOfDataMapOfShapeListOfShape aItMSD;
640 aItMSD.Initialize(aMSD);
641 for (; aItMSD.More(); aItMSD.Next()) {
642 const TopoDS_Shape& aSx = aItMSD.Key();
643 const TopTools_ListOfShape& aLSD = aItMSD.Value();
644 TopTools_ListIteratorOfListOfShape anItLSD (aLSD);
645 bool isToGlue = false;
646 if (doGlueAllEdges && aSx.ShapeType() == TopAbs_EDGE) {
650 for (; anItLSD.More() && !isToGlue; anItLSD.Next()) {
651 if (theShapesList.Contains(anItLSD.Value())) {
657 aMSG.Bind(aSx, aLSD);
661 // 4. Set shapes to glue. If the operator is absent, the whole gluing will be done
662 aGA.SetShapesToGlue(aMSG);
666 iErr = aGA.ErrorStatus();
670 Standard_Failure::Raise("GEOMAlgo_GlueDetector failed");
674 Standard_Failure::Raise("PerformImagesToWork failed");
678 // description of all errors see in GEOMAlgo_Gluer2.cxx
679 TCollection_AsciiString aMsg ("Error in GEOMAlgo_Gluer2 with code ");
680 aMsg += TCollection_AsciiString(iErr);
681 Standard_Failure::Raise(aMsg.ToCString());
688 Standard_Integer iWrn = aGA.WarningStatus();
692 MESSAGE("No shapes to glue");
695 // description of all warnings see in GEOMAlgo_Gluer2.cxx
696 MESSAGE("Warning in GEOMAlgo_Gluer2 with code " << iWrn);
707 //=======================================================================
710 //=======================================================================
711 Standard_Integer GEOMImpl_GlueDriver::Execute(TFunction_Logbook& log) const
713 if (Label().IsNull()) return 0;
714 Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
716 GEOMImpl_IGlue aCI (aFunction);
717 Standard_Integer aType = aFunction->GetType();
720 TCollection_AsciiString aWrn;
722 Handle(GEOM_Function) aRefBase = aCI.GetBase();
723 TopoDS_Shape aShapeBase = aRefBase->GetValue();
724 if (aShapeBase.IsNull()) {
725 Standard_NullObject::Raise("Shape for gluing is null");
728 Standard_Real tol3d = aCI.GetTolerance();
730 Standard_Boolean aKeepNonSolids = aCI.GetKeepNonSolids();
732 if (aType == GLUE_FACES) {
733 //aShape = GlueFacesWithWarnings(aShapeBase, tol3d, aKeepNonSolids, aWrn);
734 aShape = GlueWithWarnings(aShapeBase, tol3d, TopAbs_FACE, aKeepNonSolids, aWrn);
736 else if (aType == GLUE_EDGES) {
737 aShape = GlueWithWarnings(aShapeBase, tol3d, TopAbs_EDGE, aKeepNonSolids, aWrn);
739 else if (aType == GLUE_FACES_BY_LIST || aType == GLUE_EDGES_BY_LIST) {
740 Handle(TColStd_HSequenceOfTransient) SF = aCI.GetFaces();
741 TopTools_MapOfShape aFaces;
743 for (; i <= SF->Length(); i++) {
744 Handle(Standard_Transient) anItem = SF->Value(i);
747 Handle(GEOM_Function) aRefSh = Handle(GEOM_Function)::DownCast(anItem);
750 TopoDS_Shape aFace = aRefSh->GetValue();
753 if (!aFaces.Contains(aFace))
757 Standard_Boolean aGlueAllEdges = Standard_False;
758 if (aType == GLUE_FACES_BY_LIST)
759 aGlueAllEdges = aCI.GetGlueAllEdges();
761 //aShape = GlueFacesByList(aShapeBase, tol3d, aKeepNonSolids, aFaces);
762 aShape = GlueByList(aShapeBase, tol3d, aKeepNonSolids, aFaces, aGlueAllEdges);
765 if (aShape.IsNull()) return 0;
767 aFunction->SetValue(aShape);
769 log.SetTouched(Label());
771 if (!aWrn.IsEmpty()) {
772 Standard_Failure::Raise(aWrn.ToCString());
778 //=======================================================================
779 //function : GEOMImpl_GlueDriver_Type_
781 //=======================================================================
782 Standard_EXPORT Handle_Standard_Type& GEOMImpl_GlueDriver_Type_()
785 static Handle_Standard_Type aType1 = STANDARD_TYPE(TFunction_Driver);
786 if (aType1.IsNull()) aType1 = STANDARD_TYPE(TFunction_Driver);
787 static Handle_Standard_Type aType2 = STANDARD_TYPE(MMgt_TShared);
788 if (aType2.IsNull()) aType2 = STANDARD_TYPE(MMgt_TShared);
789 static Handle_Standard_Type aType3 = STANDARD_TYPE(Standard_Transient);
790 if (aType3.IsNull()) aType3 = STANDARD_TYPE(Standard_Transient);
793 static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL};
794 static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_GlueDriver",
795 sizeof(GEOMImpl_GlueDriver),
797 (Standard_Address)_Ancestors,
798 (Standard_Address)NULL);
803 //=======================================================================
804 //function : DownCast
806 //=======================================================================
807 const Handle(GEOMImpl_GlueDriver) Handle(GEOMImpl_GlueDriver)::DownCast(const Handle(Standard_Transient)& AnObject)
809 Handle(GEOMImpl_GlueDriver) _anOtherObject;
811 if (!AnObject.IsNull()) {
812 if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_GlueDriver))) {
813 _anOtherObject = Handle(GEOMImpl_GlueDriver)((Handle(GEOMImpl_GlueDriver)&)AnObject);
817 return _anOtherObject;