From 07cc1736f87ec262597264a711d216b146a6b36d Mon Sep 17 00:00:00 2001 From: mpv Date: Wed, 12 Jul 2017 10:04:24 +0300 Subject: [PATCH] Fix for the issue #2172 and the issue #2198 : additional naming for revolution edges in cases standard approach is failed. --- src/FeaturesPlugin/CMakeLists.txt | 3 + .../FeaturesPlugin_CompositeSketch.cpp | 50 +++++++++++ src/FeaturesPlugin/Test/Test2172.py | 89 +++++++++++++++++++ src/FeaturesPlugin/Test/Test2197_1.py | 45 ++++++++++ src/FeaturesPlugin/Test/Test2197_2.py | 48 ++++++++++ src/GeomAPI/GeomAPI_Edge.cpp | 14 +++ src/GeomAPI/GeomAPI_Edge.h | 4 + src/Model/Model_SelectionNaming.cpp | 25 ++++-- .../SketchPlugin_ConstraintLength.cpp | 1 - 9 files changed, 273 insertions(+), 6 deletions(-) create mode 100644 src/FeaturesPlugin/Test/Test2172.py create mode 100644 src/FeaturesPlugin/Test/Test2197_1.py create mode 100644 src/FeaturesPlugin/Test/Test2197_2.py diff --git a/src/FeaturesPlugin/CMakeLists.txt b/src/FeaturesPlugin/CMakeLists.txt index 4673350c2..07d22019c 100644 --- a/src/FeaturesPlugin/CMakeLists.txt +++ b/src/FeaturesPlugin/CMakeLists.txt @@ -167,6 +167,9 @@ ADD_UNIT_TESTS(TestExtrusion.py Test2023.py Test2046.py Test2038.py + Test2172.py Test2194.py + Test2197_1.py + Test2197_2.py Test2215.py ) diff --git a/src/FeaturesPlugin/FeaturesPlugin_CompositeSketch.cpp b/src/FeaturesPlugin/FeaturesPlugin_CompositeSketch.cpp index 4d81b553b..676023d31 100644 --- a/src/FeaturesPlugin/FeaturesPlugin_CompositeSketch.cpp +++ b/src/FeaturesPlugin/FeaturesPlugin_CompositeSketch.cpp @@ -335,6 +335,56 @@ void FeaturesPlugin_CompositeSketch::storeGenerationHistory(ResultBodyPtr theRes theTag++, aGenName + "Face", *aMapOfSubShapes.get()); } + // issue #2197: make naming of edges generated from vertices + if (aShapeTypeToExplode == GeomAPI_Shape::EDGE) { + GeomAPI_DataMapOfShapeShape aFacesFromFromEdges; + GeomAPI_ShapeExplorer anEdgeExp(theBaseShape, GeomAPI_Shape::EDGE); + for(; anEdgeExp.more(); anEdgeExp.next()) { + ListOfShape aGenerated; + theMakeShape->generated(anEdgeExp.current(), aGenerated); + ListOfShape::iterator aGenIter = aGenerated.begin(); + for(; aGenIter != aGenerated.end(); aGenIter++) { + aFacesFromFromEdges.bind(*aGenIter, anEdgeExp.current()); + } + } + + // closed revolution of 1-3 faces can not distinguish lateral and base edges + if (aFacesFromFromEdges.size() <= 3) { + bool isClosed = false; // lateral edges are closed (in full revolution) + GeomAPI_DataMapOfShapeShape anEdgesFromVertices; + GeomAPI_ShapeExplorer aVertExp(theBaseShape, GeomAPI_Shape::VERTEX); + for(int anIndex = 1; aVertExp.more(); aVertExp.next()) { + ListOfShape aGenerated; + theMakeShape->generated(aVertExp.current(), aGenerated); + ListOfShape::iterator aGenIter = aGenerated.begin(); + for(; aGenIter != aGenerated.end(); aGenIter++) { + std::shared_ptr aGenerated = *aGenIter; + if (anEdgesFromVertices.isBound(aGenerated)) // already here + continue; + std::ostringstream aStream; + aStream<<"Lateral_Edge_"<generated(aGenerated, aStream.str(), theTag++); + + anEdgesFromVertices.bind(aGenerated, aVertExp.current()); + std::shared_ptr anEdge(new GeomAPI_Edge(aGenerated)); + isClosed = isClosed || anEdge->isClosed(); + } + } + if (isClosed) { + GeomAPI_ShapeExplorer anEdgesExp(theMakeShape->shape(), GeomAPI_Shape::EDGE); + for(int anIndex = 1; anEdgesExp.more(); anEdgesExp.next()) { + if (!anEdgesFromVertices.isBound(anEdgesExp.current())) { + // found a base edge + std::ostringstream aStream; + aStream<<"Base_Edge_"<generated(anEdgesExp.current(), aStream.str(), theTag++); + // only one orientation is needed + anEdgesFromVertices.bind(anEdgesExp.current(), anEdgesExp.current()); + } + } + } + } + } std::shared_ptr aMakeSweep = std::dynamic_pointer_cast(theMakeShape); diff --git a/src/FeaturesPlugin/Test/Test2172.py b/src/FeaturesPlugin/Test/Test2172.py new file mode 100644 index 000000000..af8c163a3 --- /dev/null +++ b/src/FeaturesPlugin/Test/Test2172.py @@ -0,0 +1,89 @@ +## Copyright (C) 2014-2017 CEA/DEN, EDF R&D +## +## This library is free software; you can redistribute it and/or +## modify it under the terms of the GNU Lesser General Public +## License as published by the Free Software Foundation; either +## version 2.1 of the License, or (at your option) any later version. +## +## This library is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +## Lesser General Public License for more details. +## +## You should have received a copy of the GNU Lesser General Public +## License along with this library; if not, write to the Free Software +## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +## +## See http:##www.salome-platform.org/ or +## email : webmaster.salome@opencascade.com +## + +from salome.shaper import model + +model.begin() +partSet = model.moduleDocument() +Part_1 = model.addPart(partSet) +Part_1_doc = Part_1.document() +Sketch_1 = model.addSketch(Part_1_doc, model.defaultPlane("XOZ")) +SketchLine_1 = Sketch_1.addLine(-85.62958302127123, 51.64856737222455, 159.4430553521271, 401.6485673722245) +SketchLine_2 = Sketch_1.addLine(159.4430553521271, 401.6485673722245, 909.4430553521272, 401.6485673722245) +SketchConstraintCoincidence_1 = Sketch_1.setCoincident(SketchLine_1.endPoint(), SketchLine_2.startPoint()) +SketchLine_3 = Sketch_1.addLine(909.4430553521272, 401.6485673722245, 909.4430553521272, -98.35143262777548) +SketchConstraintCoincidence_2 = Sketch_1.setCoincident(SketchLine_2.endPoint(), SketchLine_3.startPoint()) +SketchLine_4 = Sketch_1.addLine(909.4430553521272, -98.35143262777548, 551.916977573864, -398.3514326277755) +SketchConstraintCoincidence_3 = Sketch_1.setCoincident(SketchLine_3.endPoint(), SketchLine_4.startPoint()) +SketchLine_5 = Sketch_1.addLine(551.916977573864, -398.3514326277755, -18.08302242613596, -398.3514326277755) +SketchConstraintCoincidence_4 = Sketch_1.setCoincident(SketchLine_4.endPoint(), SketchLine_5.startPoint()) +SketchLine_6 = Sketch_1.addLine(-18.08302242613596, -398.3514326277755, -18.08302242613596, -98.35143262777552) +SketchConstraintCoincidence_5 = Sketch_1.setCoincident(SketchLine_5.endPoint(), SketchLine_6.startPoint()) +SketchArc_1 = Sketch_1.addArc(0, -7.626897158721915e-023, -85.62958302127123, 51.64856737222455, -18.08302242613596, -98.35143262777552, False) +SketchConstraintCoincidence_6 = Sketch_1.setCoincident(SketchLine_6.endPoint(), SketchArc_1.endPoint()) +SketchConstraintCoincidence_7 = Sketch_1.setCoincident(SketchLine_1.startPoint(), SketchArc_1.startPoint()) +SketchConstraintHorizontal_1 = Sketch_1.setHorizontal(SketchLine_2.result()) +SketchConstraintHorizontal_2 = Sketch_1.setHorizontal(SketchLine_5.result()) +SketchConstraintVertical_1 = Sketch_1.setVertical(SketchLine_3.result()) +SketchConstraintVertical_2 = Sketch_1.setVertical(SketchLine_6.result()) +SketchConstraintRadius_1 = Sketch_1.setRadius(SketchArc_1.results()[1], 100) +SketchConstraintLength_1 = Sketch_1.setLength(SketchLine_2.result(), 750) +SketchConstraintLength_2 = Sketch_1.setLength(SketchLine_3.result(), 500) +SketchConstraintLength_3 = Sketch_1.setLength(SketchLine_5.result(), 570) +SketchConstraintAngle_1 = Sketch_1.setAngleBackward(SketchLine_5.result(), SketchLine_4.result(), 139.9999999999999) +SketchConstraintAngle_2 = Sketch_1.setAngle(SketchLine_1.result(), SketchLine_2.result(), 124.9999999999987) +SketchConstraintLength_4 = Sketch_1.setLength(SketchLine_6.result(), 300) +SketchConstraintDistance_1 = Sketch_1.setDistance(SketchArc_1.startPoint(), SketchLine_2.result(), 350) +SketchConstraintDistance_2 = Sketch_1.setDistance(SketchLine_4.startPoint(), SketchLine_5.result(), 300) +SketchPoint_1 = Sketch_1.addPoint(model.selection("VERTEX", "PartSet/Origin")) +SketchConstraintCoincidence_8 = Sketch_1.setCoincident(SketchArc_1.center(), SketchPoint_1.coordinates()) +SketchCircle_1 = Sketch_1.addCircle(623.3624504738834, 247.4315530304268, 75) +SketchCircle_2 = Sketch_1.addCircle(267.9975824521076, 55.86558171402226, 100) +SketchLine_7 = Sketch_1.addLine(-18.08302242613596, -98.35143262777552, 356.0223839531057, 103.3169707422677) +SketchConstraintCoincidence_9 = Sketch_1.setCoincident(SketchLine_6.endPoint(), SketchLine_7.startPoint()) +SketchLine_8 = Sketch_1.addLine(557.3438493481349, 211.8430112592427, 909.4430553521272, 401.6485673722245) +SketchConstraintCoincidence_10 = Sketch_1.setCoincident(SketchLine_2.endPoint(), SketchLine_8.endPoint()) +SketchConstraintCoincidence_11 = Sketch_1.setCoincident(SketchCircle_2.center(), SketchLine_7.result()) +SketchConstraintCoincidence_12 = Sketch_1.setCoincident(SketchCircle_1.center(), SketchLine_7.result()) +SketchConstraintRadius_2 = Sketch_1.setRadius(SketchCircle_2.results()[1], 100) +SketchConstraintRadius_3 = Sketch_1.setRadius(SketchCircle_1.results()[1], 75) +SketchPoint_2 = Sketch_1.addPoint(557.3438493481349, 211.8430112592427) +SketchConstraintCoincidence_13 = Sketch_1.setCoincident(SketchPoint_2.coordinates(), SketchLine_8.startPoint()) +SketchConstraintCollinear_1 = Sketch_1.setCollinear(SketchLine_7.result(), SketchLine_8.result()) +SketchConstraintCoincidence_14 = Sketch_1.setCoincident(SketchLine_7.endPoint(), SketchCircle_2.results()[1]) +SketchConstraintDistance_3 = Sketch_1.setDistance(SketchCircle_2.center(), SketchLine_6.endPoint(), 325) +SketchConstraintCoincidence_15 = Sketch_1.setCoincident(SketchPoint_2.coordinates(), SketchCircle_1.results()[1]) +SketchConstraintDistance_4 = Sketch_1.setDistance(SketchCircle_1.center(), SketchLine_2.endPoint(), 325) +model.do() +Revolution_1 = model.addRevolution(Part_1_doc, [model.selection("FACE", "Sketch_1/Face-SketchCircle_1_2f-SketchLine_8f")], model.selection("EDGE", "PartSet/OZ"), 360, 0) +Revolution_2 = model.addRevolution(Part_1_doc, [model.selection("FACE", "Sketch_1/Face-SketchCircle_2_2f-SketchLine_7r")], model.selection("EDGE", "PartSet/OZ"), 360, 0) +Group_1 = model.addGroup(Part_1_doc, [model.selection("EDGE", "Revolution_1_1/Lateral_Edge_1"), model.selection("EDGE", "Revolution_1_1/Lateral_Edge_2"), model.selection("EDGE", "Revolution_1_1/Base_Edge_1"), model.selection("EDGE", "Revolution_1_1/Base_Edge_2"), model.selection("EDGE", "Revolution_2_1/Lateral_Edge_1"), model.selection("EDGE", "Revolution_2_1/Lateral_Edge_2"), model.selection("EDGE", "Revolution_2_1/Lateral_Edge_3"), model.selection("EDGE", "Revolution_2_1/Base_Edge_2"), model.selection("EDGE", "Revolution_2_1/Base_Edge_3"), model.selection("EDGE", "Revolution_2_1/Base_Edge_1")]) +model.end() + +# check that resulting group selection is valid +from ModelAPI import * +aFactory = ModelAPI_Session.get().validators() +assert(aFactory.validate(Group_1.feature())) +assert(Group_1.groupList().size() == 10) +for a in range(3): + assert(Group_1.groupList().value(a).value().shapeTypeStr() == "EDGE") + assert(len(Group_1.groupList().value(a).namingName()) > 0) + +assert(model.checkPythonDump()) diff --git a/src/FeaturesPlugin/Test/Test2197_1.py b/src/FeaturesPlugin/Test/Test2197_1.py new file mode 100644 index 000000000..e157deb79 --- /dev/null +++ b/src/FeaturesPlugin/Test/Test2197_1.py @@ -0,0 +1,45 @@ +## Copyright (C) 2014-2017 CEA/DEN, EDF R&D +## +## This library is free software; you can redistribute it and/or +## modify it under the terms of the GNU Lesser General Public +## License as published by the Free Software Foundation; either +## version 2.1 of the License, or (at your option) any later version. +## +## This library is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +## Lesser General Public License for more details. +## +## You should have received a copy of the GNU Lesser General Public +## License along with this library; if not, write to the Free Software +## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +## +## See http:##www.salome-platform.org/ or +## email : webmaster.salome@opencascade.com +## + +from salome.shaper import model + +model.begin() +partSet = model.moduleDocument() +Part_1 = model.addPart(partSet) +Part_1_doc = Part_1.document() +Sketch_1 = model.addSketch(Part_1_doc, model.defaultPlane("YOZ")) +SketchCircle_1 = Sketch_1.addCircle(-150, 79, -50, 79) +SketchCircle_2 = Sketch_1.addCircle(-155, 278, -10, 278) +model.do() +Revolution_1 = model.addRevolution(Part_1_doc, [model.selection("FACE", "Sketch_1/Face-SketchCircle_1_2f-SketchCircle_2_2f")], model.selection("EDGE", "PartSet/OZ"), 360, 0) +Group_1 = model.addGroup(Part_1_doc, [model.selection("EDGE", "Revolution_1_1/Base_Edge_1"), model.selection("EDGE", "Revolution_1_1/Base_Edge_2"), model.selection("EDGE", "Revolution_1_1/Base_Edge_3")]) +Group_2 = model.addGroup(Part_1_doc, [model.selection("EDGE", "Revolution_1_1/Lateral_Edge_1"), model.selection("EDGE", "Revolution_1_1/Lateral_Edge_2"), model.selection("EDGE", "Revolution_1_1/Lateral_Edge_3")]) +model.end() + +# check that resulting group selection is valid +from ModelAPI import * +aFactory = ModelAPI_Session.get().validators() +for aGroupIter in [Group_1, Group_2]: + assert(aFactory.validate(aGroupIter.feature())) + assert(aGroupIter.groupList().size() == 3) + for a in range(3): + assert(aGroupIter.groupList().value(a).value().shapeTypeStr() == "EDGE") + +assert(model.checkPythonDump()) diff --git a/src/FeaturesPlugin/Test/Test2197_2.py b/src/FeaturesPlugin/Test/Test2197_2.py new file mode 100644 index 000000000..c32cd440b --- /dev/null +++ b/src/FeaturesPlugin/Test/Test2197_2.py @@ -0,0 +1,48 @@ +## Copyright (C) 2014-2017 CEA/DEN, EDF R&D +## +## This library is free software; you can redistribute it and/or +## modify it under the terms of the GNU Lesser General Public +## License as published by the Free Software Foundation; either +## version 2.1 of the License, or (at your option) any later version. +## +## This library is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +## Lesser General Public License for more details. +## +## You should have received a copy of the GNU Lesser General Public +## License along with this library; if not, write to the Free Software +## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +## +## See http:##www.salome-platform.org/ or +## email : webmaster.salome@opencascade.com +## + +from salome.shaper import model + +model.begin() +partSet = model.moduleDocument() +Part_1 = model.addPart(partSet) +Part_1_doc = Part_1.document() +Sketch_1 = model.addSketch(Part_1_doc, model.defaultPlane("YOZ")) +SketchCircle_1 = Sketch_1.addCircle(-150, 80, 100) +model.do() +Face_1 = model.addFace(Part_1_doc, [model.selection("EDGE", "Sketch_1/Edge-SketchCircle_1_2")]) +Revolution_1 = model.addRevolution(Part_1_doc, [model.selection("FACE", "Face_1_1")], model.selection("EDGE", "PartSet/OZ"), 360, 0) +Group_1 = model.addGroup(Part_1_doc, [model.selection("EDGE", "Revolution_1_1/Base_Edge_1")]) +Group_2 = model.addGroup(Part_1_doc, [model.selection("EDGE", "Revolution_1_1/Lateral_Edge_1")]) +Group_3 = model.addGroup(Part_1_doc, [model.selection("VERTEX", "Revolution_1_1/Lateral_Edge_1&Revolution_1_1/Base_Edge_1")]) +model.end() + +# check that resulting group selection is valid +from ModelAPI import * +aFactory = ModelAPI_Session.get().validators() +for aGroupIter in [Group_1, Group_2, Group_3]: + assert(aFactory.validate(aGroupIter.feature())) + assert(aGroupIter.groupList().size() == 1) + if aGroupIter == Group_3: + assert(aGroupIter.groupList().value(0).value().shapeTypeStr() == "VERTEX") + else: + assert(aGroupIter.groupList().value(0).value().shapeTypeStr() == "EDGE") + +assert(model.checkPythonDump()) diff --git a/src/GeomAPI/GeomAPI_Edge.cpp b/src/GeomAPI/GeomAPI_Edge.cpp index c336050f9..1fd744fd4 100644 --- a/src/GeomAPI/GeomAPI_Edge.cpp +++ b/src/GeomAPI/GeomAPI_Edge.cpp @@ -247,3 +247,17 @@ double GeomAPI_Edge::length() const Adaptor3d_Curve* anAdaptor3d = &aBRepAdaptor; return GCPnts_AbscissaPoint::Length(*anAdaptor3d); } + +bool GeomAPI_Edge::isClosed() const +{ + const TopoDS_Shape& aShape = const_cast(this)->impl(); + if (aShape.IsNull()) + return false; + double aFirst, aLast; + Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast); + if (aCurve.IsNull() || !aCurve->IsPeriodic()) + return false; + aLast += aLast > aFirst ? -aCurve->Period() : aCurve->Period();; + + return fabs(aFirst - aLast) < 1.e-9; +} diff --git a/src/GeomAPI/GeomAPI_Edge.h b/src/GeomAPI/GeomAPI_Edge.h index 44c76df82..c1a0c1eaa 100644 --- a/src/GeomAPI/GeomAPI_Edge.h +++ b/src/GeomAPI/GeomAPI_Edge.h @@ -87,6 +87,10 @@ public: /// Returns edge length. GEOMAPI_EXPORT double length() const; + + /// Returns true if the edge is closed (like full circle) + GEOMAPI_EXPORT + bool isClosed() const; }; #endif diff --git a/src/Model/Model_SelectionNaming.cpp b/src/Model/Model_SelectionNaming.cpp index 188ffdb24..2f88d7e65 100644 --- a/src/Model/Model_SelectionNaming.cpp +++ b/src/Model/Model_SelectionNaming.cpp @@ -137,6 +137,8 @@ bool isTrivial (const TopTools_ListOfShape& theAncestors, TopTools_IndexedMapOfS BB.MakeCompound(aCmp); TopTools_ListIteratorOfListOfShape it(theAncestors); for(;it.More();it.Next()) { + if (theSMap.Contains(it.Value())) + continue; BB.Add(aCmp, it.Value()); theSMap.Add(it.Value()); } @@ -440,7 +442,7 @@ const TopoDS_Shape findFaceByName( size_t ParseName(const std::string& theSubShapeName, std::list& theList) { std::string aName = theSubShapeName; - std::string aLastName; + std::string aLastName = aName; size_t n1(0), n2(0); // n1 - start position, n2 - position of the delimiter while ((n2 = aName.find('&', n1)) != std::string::npos) { const std::string aName1 = aName.substr(n1, n2 - n1); //name of face @@ -456,8 +458,17 @@ size_t ParseName(const std::string& theSubShapeName, std::list& t const TopoDS_Shape findCommonShape( const TopAbs_ShapeEnum theType, const TopTools_ListOfShape& theList) { - if(theList.Extent() < 2) { + if(theList.Extent() < 1) { return TopoDS_Shape(); + } else if (theList.Extent() == 1) { // check that sub-shape is bounded by this alone shape + TopTools_MapOfShape aSubsInShape; + TopExp_Explorer anExp(theList.First(), theType); + for(; anExp.More(); anExp.Next()) { + if (aSubsInShape.Contains(anExp.Current())) { // found duplicate + return anExp.Current(); + } + aSubsInShape.Add(anExp.Current()); + } } // Store in maps sub-shapes from each face. @@ -792,11 +803,15 @@ bool Model_SelectionNaming::selectSubShape(const std::string& theType, return false; } } + if (!aSelection.IsNull() && + aSelection.ShapeType() != aType && aSelection.ShapeType() != TopAbs_COMPOUND) + aSelection.Nullify(); // to avoid selection of face instead of edge that is described by face // another try to find edge or vertex by faces std::list aListofNames; size_t aN = aSelection.IsNull() ? ParseName(aSubShapeName, aListofNames) : 0; - if (aSelection.IsNull() && (aType == TopAbs_EDGE || aType == TopAbs_VERTEX)) { - if(aN > 1) { + if ((aSelection.IsNull() && (aType == TopAbs_EDGE || aType == TopAbs_VERTEX)) || + (!aSelection.IsNull() && aSelection.ShapeType() != aType)) { // edge by one face as example + if(aN >= 1) { TopTools_ListOfShape aList; std::list::iterator it = aListofNames.begin(); for(; it != aListofNames.end(); it++){ @@ -809,7 +824,7 @@ bool Model_SelectionNaming::selectSubShape(const std::string& theType, } // in case of construction, there is no registered names for all sub-elements, // even for the main element; so, trying to find them by name (without "&" intersections) - if (aN == 0) { + if (aN < 2) { size_t aConstrNamePos = aSubShapeName.find("/"); bool isFullName = aConstrNamePos == std::string::npos; std::string aContrName = aContName; diff --git a/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp b/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp index 881eace02..36932d4dd 100644 --- a/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp +++ b/src/SketchPlugin/SketchPlugin_ConstraintLength.cpp @@ -138,7 +138,6 @@ bool SketchPlugin_ConstraintLength::getPoints( { if (!sketch()) return false; - std::shared_ptr aPlane = sketch()->plane(); std::shared_ptr anAttr = std::dynamic_pointer_cast< ModelAPI_AttributeRefAttr>(data()->attribute(SketchPlugin_Constraint::ENTITY_A())); if (!anAttr) -- 2.39.2