-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
-
-// File: SketchPlugin_MacroArc.cpp
-// Created: 26 Apr 2014
-// Author: Artem ZHIDKOV
+// Copyright (C) 2014-2022 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
+//
#include "SketchPlugin_MacroArc.h"
#include "SketchPlugin_Arc.h"
+#include "SketchPlugin_ConstraintPerpendicular.h"
#include "SketchPlugin_ConstraintTangent.h"
#include "SketchPlugin_Sketch.h"
#include "SketchPlugin_Tools.h"
#include <GeomAPI_Pnt2d.h>
#include <GeomAPI_Vertex.h>
#include <GeomAPI_XY.h>
+#include <GeomAPI_ShapeIterator.h>
#include <GeomDataAPI_Point2D.h>
#include <GeomDataAPI_Dir.h>
-#include <GeomAlgoAPI_PointBuilder.h>
+
+#include <GeomAlgoAPI_Circ2dBuilder.h>
#include <GeomAlgoAPI_EdgeBuilder.h>
#include <GeomAlgoAPI_CompoundBuilder.h>
+#include <GeomAlgoAPI_PointBuilder.h>
// for sqrt on Linux
#include <math.h>
thePoint->setValue(aProjection);
}
+static void intersectShapeAndCircle(const GeomShapePtr& theShape,
+ const GeomAPI_Circ2d& theCircle,
+ const SketchPlugin_Sketch* theSketch,
+ AttributePoint2DPtr& theIntersection)
+{
+ if (!theShape->isEdge())
+ return projectPointOnCircle(theIntersection, theCircle);
+
+ // convert shape to unbounded
+ std::shared_ptr<GeomAPI_Edge> anEdge(new GeomAPI_Edge(theShape));
+ if (anEdge->isLine()) {
+ static const double HALF_SIZE = 1.e6;
+ std::shared_ptr<GeomAPI_XYZ> aLoc = anEdge->line()->location()->xyz();
+ std::shared_ptr<GeomAPI_XYZ> aDir = anEdge->line()->direction()->xyz();
+
+ std::shared_ptr<GeomAPI_Pnt> aStart(
+ new GeomAPI_Pnt(aLoc->added(aDir->multiplied(-HALF_SIZE))));
+ std::shared_ptr<GeomAPI_Pnt> aEnd(
+ new GeomAPI_Pnt(aLoc->added(aDir->multiplied(HALF_SIZE))));
+ anEdge = GeomAlgoAPI_EdgeBuilder::line(aStart, aEnd);
+ } else if (anEdge->isArc()) {
+ std::shared_ptr<GeomAPI_Circ> aCircle = anEdge->circle();
+ anEdge = GeomAlgoAPI_EdgeBuilder::lineCircle(
+ aCircle->center(), aCircle->normal(), aCircle->radius());
+ }
+
+ // convert 2D circle to 3D object
+ std::shared_ptr<GeomAPI_Pnt2d> aCenter2d = theCircle.center();
+ std::shared_ptr<GeomAPI_Pnt> aCenter(theSketch->to3D(aCenter2d->x(), aCenter2d->y()));
+ std::shared_ptr<GeomDataAPI_Dir> aNDir = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+ const_cast<SketchPlugin_Sketch*>(theSketch)->attribute(SketchPlugin_Sketch::NORM_ID()));
+ std::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(aNDir->x(), aNDir->y(), aNDir->z()));
+
+ GeomShapePtr aCircleShape =
+ GeomAlgoAPI_EdgeBuilder::lineCircle(aCenter, aNormal, theCircle.radius());
+
+ GeomShapePtr anInter = anEdge->intersect(aCircleShape);
+ std::shared_ptr<GeomAPI_Pnt2d> anInterPnt;
+ if (!anInter)
+ return projectPointOnCircle(theIntersection, theCircle);
+ if (anInter->isVertex()) {
+ std::shared_ptr<GeomAPI_Vertex> aVertex(new GeomAPI_Vertex(anInter));
+ anInterPnt = theSketch->to2D(aVertex->point());
+ } else if (anInter->isCompound()) {
+ double aMinDist = 1.e300;
+
+ GeomAPI_ShapeIterator anIt(anInter);
+ for (; anIt.more(); anIt.next()) {
+ GeomShapePtr aCurrent = anIt.current();
+ if (!aCurrent->isVertex())
+ continue;
+ std::shared_ptr<GeomAPI_Vertex> aVertex(new GeomAPI_Vertex(aCurrent));
+ std::shared_ptr<GeomAPI_Pnt2d> aPnt = theSketch->to2D(aVertex->point());
+ double aDist = aPnt->distance(theIntersection->pnt());
+ if (aDist < aMinDist) {
+ aMinDist = aDist;
+ anInterPnt = aPnt;
+ }
+ }
+ }
+ if(anInterPnt.get()) {
+ theIntersection->setValue(anInterPnt);
+ }
+}
+
SketchPlugin_MacroArc::SketchPlugin_MacroArc()
: SketchPlugin_SketchEntity(),
data()->addAttribute(TANGENT_POINT_ID(), ModelAPI_AttributeRefAttr::typeId());
data()->addAttribute(END_POINT_3_ID(), GeomDataAPI_Point2D::typeId());
+ data()->addAttribute(TRANSVERSAL_POINT_ID(), ModelAPI_AttributeRefAttr::typeId());
+ data()->addAttribute(END_POINT_4_ID(), GeomDataAPI_Point2D::typeId());
+
data()->addAttribute(REVERSED_ID(), ModelAPI_AttributeBoolean::typeId());
data()->addAttribute(RADIUS_ID(), ModelAPI_AttributeDouble::typeId());
SketchPlugin_Tools::resetAttribute(this, PASSED_POINT_REF_ID());
SketchPlugin_Tools::resetAttribute(this, TANGENT_POINT_ID());
SketchPlugin_Tools::resetAttribute(this, END_POINT_3_ID());
+ SketchPlugin_Tools::resetAttribute(this, TRANSVERSAL_POINT_ID());
+ SketchPlugin_Tools::resetAttribute(this, END_POINT_4_ID());
SketchPlugin_Tools::resetAttribute(this, REVERSED_ID());
SketchPlugin_Tools::resetAttribute(this, RADIUS_ID());
SketchPlugin_Tools::resetAttribute(this, ANGLE_ID());
else if(anArcType == ARC_TYPE_BY_THREE_POINTS())
fillByThreePassedPoints();
else if(anArcType == ARC_TYPE_BY_TANGENT_EDGE())
- fillByTangentEdge();
+ fillByEdge(false);
+ else if (anArcType == ARC_TYPE_BY_TRANSVERSAL_LINE())
+ fillByEdge(true);
double aRadius = 0;
double anAngle = 0;
}
bool aWasBlocked = data()->blockSendAttributeUpdated(true);
+ if(myCenter.get()) {
+ // center attribute is used in processEvent() to set reference to reentrant arc
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(CENTER_POINT_ID()))
+ ->setValue(myCenter);
+ }
real(RADIUS_ID())->setValue(aRadius);
real(ANGLE_ID())->setValue(anAngle);
data()->blockSendAttributeUpdated(aWasBlocked, false);
}
-GeomShapePtr SketchPlugin_MacroArc::getArcShape()
+GeomShapePtr SketchPlugin_MacroArc::getArcShape(bool isBound)
{
if(!myStart.get() || !myEnd.get() || !myCenter.get()) {
return GeomShapePtr();
std::dynamic_pointer_cast<GeomDataAPI_Dir>(aSketch->attribute(SketchPlugin_Sketch::NORM_ID()));
std::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(aNDir->x(), aNDir->y(), aNDir->z()));
- GeomShapePtr anArcShape = boolean(REVERSED_ID())->value() ?
- GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, anEnd, aStart, aNormal)
- : GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, aStart, anEnd, aNormal);
+ GeomShapePtr anArcShape;
+ if (isBound) {
+ anArcShape = boolean(REVERSED_ID())->value() ?
+ GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, anEnd, aStart, aNormal)
+ : GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, aStart, anEnd, aNormal);
+ } else {
+ double aRadius = aCenter->distance(aStart);
+ anArcShape = GeomAlgoAPI_EdgeBuilder::lineCircle(aCenter, aNormal, aRadius);
+ }
return anArcShape;
}
AISObjectPtr SketchPlugin_MacroArc::getAISObject(AISObjectPtr thePrevious)
{
- if(!myStart.get() || !myEnd.get() || !myCenter.get()) {
+ GeomShapePtr anArcShape = getArcShape();
+ if(!anArcShape.get())
return AISObjectPtr();
- }
SketchPlugin_Sketch* aSketch = sketch();
- if(!aSketch) {
- return AISObjectPtr();
- }
-
- GeomShapePtr anArcShape = getArcShape();
std::shared_ptr<GeomAPI_Pnt> aCenter = aSketch->to3D(myCenter->x(), myCenter->y());;
GeomShapePtr aCenterPointShape = GeomAlgoAPI_PointBuilder::vertex(aCenter);
- if(!anArcShape.get() || !aCenterPointShape.get()) {
+ if(!aCenterPointShape.get())
return AISObjectPtr();
- }
std::list<std::shared_ptr<GeomAPI_Shape> > aShapes;
aShapes.push_back(anArcShape);
anAIS.reset(new GeomAPI_AISObject());
}
anAIS->createShape(aCompound);
+ SketchPlugin_Tools::customizeFeaturePrs(anAIS, boolean(AUXILIARY_ID())->value());
return anAIS;
}
// Create constraints.
std::string anArcType = string(ARC_TYPE())->value();
if(anArcType == ARC_TYPE_BY_CENTER_AND_POINTS()) {
- SketchPlugin_Tools::createConstraint(this,
+ SketchPlugin_Tools::createCoincidenceOrTangency(this,
CENTER_POINT_REF_ID(),
anArcFeature->attribute(SketchPlugin_Arc::CENTER_ID()),
ObjectPtr(),
false);
- SketchPlugin_Tools::createConstraint(this,
+ SketchPlugin_Tools::createCoincidenceOrTangency(this,
START_POINT_REF_ID(),
anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
ObjectPtr(),
false);
- SketchPlugin_Tools::createConstraint(this,
+ SketchPlugin_Tools::createCoincidenceOrTangency(this,
END_POINT_REF_ID(),
anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
ObjectPtr(),
false);
} else if(anArcType == ARC_TYPE_BY_THREE_POINTS()) {
- SketchPlugin_Tools::createConstraint(this,
+ SketchPlugin_Tools::createCoincidenceOrTangency(this,
START_POINT_REF_ID(),
anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
ObjectPtr(),
false);
- SketchPlugin_Tools::createConstraint(this,
+ SketchPlugin_Tools::createCoincidenceOrTangency(this,
END_POINT_REF_ID(),
anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
ObjectPtr(),
false);
- SketchPlugin_Tools::createConstraint(this,
+ SketchPlugin_Tools::createCoincidenceOrTangency(this,
PASSED_POINT_REF_ID(),
AttributePtr(),
anArcFeature->lastResult(),
true);
- } else if(anArcType == ARC_TYPE_BY_TANGENT_EDGE()) {
- // constraints for tangent arc
- SketchPlugin_Tools::createConstraint(this,
- TANGENT_POINT_ID(),
+ } else {
+ // coincident with connection point
+ const std::string& aPointAttr = anArcType == ARC_TYPE_BY_TANGENT_EDGE() ?
+ TANGENT_POINT_ID() : TRANSVERSAL_POINT_ID();
+ SketchPlugin_Tools::createCoincidenceOrTangency(this,
+ aPointAttr,
anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
ObjectPtr(),
false);
- FeaturePtr aTangent = sketch()->addFeature(SketchPlugin_ConstraintTangent::ID());
- AttributeRefAttrPtr aRefAttrA = aTangent->refattr(SketchPlugin_Constraint::ENTITY_A());
- AttributeRefAttrPtr aTgPntRefAttr = refattr(TANGENT_POINT_ID());
+ // tangent or perpendicular constraint
+ FeaturePtr aStartPointConstraint;
+ if (anArcType == ARC_TYPE_BY_TANGENT_EDGE())
+ aStartPointConstraint = sketch()->addFeature(SketchPlugin_ConstraintTangent::ID());
+ else
+ aStartPointConstraint = sketch()->addFeature(SketchPlugin_ConstraintPerpendicular::ID());
+ // setting attributes of the start point constraint
+ AttributeRefAttrPtr aRefAttrA =
+ aStartPointConstraint->refattr(SketchPlugin_Constraint::ENTITY_A());
+ AttributeRefAttrPtr aTgPntRefAttr = refattr(aPointAttr);
FeaturePtr aTgFeature = ModelAPI_Feature::feature(aTgPntRefAttr->attr()->owner());
aRefAttrA->setObject(aTgFeature->lastResult());
- AttributeRefAttrPtr aRefAttrB = aTangent->refattr(SketchPlugin_Constraint::ENTITY_B());
+ AttributeRefAttrPtr aRefAttrB =
+ aStartPointConstraint->refattr(SketchPlugin_Constraint::ENTITY_B());
aRefAttrB->setObject(anArcFeature->lastResult());
// constraint for end point
- SketchPlugin_Tools::createConstraint(this,
+ SketchPlugin_Tools::createCoincidenceOrTangency(this,
END_POINT_REF_ID(),
anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
ObjectPtr(),
// message to init reentrant operation
static Events_ID anId = SketchPlugin_MacroArcReentrantMessage::eventId();
std::shared_ptr<SketchPlugin_MacroArcReentrantMessage> aMessage = std::shared_ptr
- <SketchPlugin_MacroArcReentrantMessage>(new SketchPlugin_MacroArcReentrantMessage(anId, 0));
+ <SketchPlugin_MacroArcReentrantMessage>(new SketchPlugin_MacroArcReentrantMessage(anId, this));
std::string anEditArcType = string(EDIT_ARC_TYPE_ID())->value();
aMessage->setTypeOfCreation(!anEditArcType.empty() ? anEditArcType : anArcType);
Events_Loop::loop()->send(aMessage);
}
+// LCOV_EXCL_START
std::string SketchPlugin_MacroArc::processEvent(const std::shared_ptr<Events_Message>& theMessage)
{
std::string aFilledAttributeName;
aFilledAttributeName = ARC_TYPE();
if(anArcType == ARC_TYPE_BY_TANGENT_EDGE()) {
aFilledAttributeName = TANGENT_POINT_ID();
- AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
- attribute(aFilledAttributeName));
- FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
+ AttributeRefAttrPtr aRefAttr = refattr(aFilledAttributeName);
aRefAttr->setAttr(aCreatedFeature->attribute(SketchPlugin_Arc::END_ID()));
}
+ else if (anArcType == ARC_TYPE_BY_TRANSVERSAL_LINE()) {
+ AttributeRefAttrPtr aRefAttr = refattr(TRANSVERSAL_POINT_ID());
+ AttributePtr anAttribute = aReentrantMessage->selectedAttribute();
+ if (anAttribute) {
+ aRefAttr->setAttr(anAttribute);
+ aFilledAttributeName = TRANSVERSAL_POINT_ID();
+ }
+ }
else {
ObjectPtr anObject = aReentrantMessage->selectedObject();
AttributePtr anAttribute = aReentrantMessage->selectedAttribute();
aPointAttr->setValue(aClickedPoint);
// fill reference attribute
AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
- attribute(aReferenceAttributeName));
+ attribute(aReferenceAttributeName));
if (aRefAttr.get()) {
- if (anAttribute.get())
+ if (anAttribute.get()) {
+ if (!anAttribute->owner().get() || !anAttribute->owner()->data()->isValid()) {
+ if (aCreatedFeature.get()) {
+ std::string anID = anAttribute->id();
+ std::string anArcID;
+ if (anID == END_POINT_1_ID() || anID == END_POINT_2_ID() ||
+ anID == END_POINT_3_ID())
+ anArcID = SketchPlugin_Arc::END_ID();
+ else if (anID == START_POINT_1_ID() || anID ==START_POINT_2_ID())
+ anArcID = SketchPlugin_Arc::START_ID();
+ else if (anID == CENTER_POINT_ID())
+ anArcID = SketchPlugin_Arc::CENTER_ID();
+ anAttribute = aCreatedFeature->attribute(anArcID);
+ }
+ }
aRefAttr->setAttr(anAttribute);
+ }
else if (anObject.get()) {
- // if presentation of previous reentrant macro arc is used, the object is invalid,
- // we should use result of previous feature of the message(Arc)
- if (!anObject->data()->isValid()) {
- FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
- anObject = aCreatedFeature->lastResult();
- }
- aRefAttr->setObject(anObject);
+ // if attribute is NULL, only object is defined, it should be processed outside
+ // the feature because it might be an external feature, that will be
+ // removed/created again after restart operation
+ // #2468 - Crash when sketching circles successively on a repetition
+ aFilledAttributeName = ARC_TYPE();
}
}
}
}
return aFilledAttributeName;
}
+// LCOV_EXCL_STOP
FeaturePtr SketchPlugin_MacroArc::createArcFeature()
{
return;
GeomAPI_Circ2d aCircleForArc(myCenter, myStart);
+ // avoid degerated arc, when the center and the start points are equal
+ if (!aCircleForArc.implPtr<void*>())
+ return;
- // End point should be a projection on circle.
bool aWasBlocked = data()->blockSendAttributeUpdated(true);
- projectPointOnCircle(anEndPointAttr, aCircleForArc);
+ // check the end point is referred to another feature
+ GeomShapePtr aRefShape;
+ AttributeRefAttrPtr aEndPointRefAttr = refattr(END_POINT_REF_ID());
+ if (aEndPointRefAttr && aEndPointRefAttr->isInitialized()) {
+ if (aEndPointRefAttr->isObject()) {
+ FeaturePtr aFeature = ModelAPI_Feature::feature(aEndPointRefAttr->object());
+ if (aFeature)
+ aRefShape = aFeature->lastResult()->shape();
+ }
+ }
+ if (aRefShape) {
+ // Calculate end point as an intersection between circle and another shape
+ intersectShapeAndCircle(aRefShape, aCircleForArc, sketch(), anEndPointAttr);
+ } else {
+ // End point should be a projection on circle.
+ projectPointOnCircle(anEndPointAttr, aCircleForArc);
+ }
data()->blockSendAttributeUpdated(aWasBlocked, false);
myEnd = anEndPointAttr->pnt();
SketchPlugin_Tools::convertRefAttrToPointOrTangentCurve(
refattr(PASSED_POINT_REF_ID()), aPassedPointAttr, aTangentCurve, aPassedPnt);
- std::shared_ptr<GeomAPI_Interface> aPassed;
- if (aTangentCurve)
- aPassed = aTangentCurve;
- else
- aPassed = aPassedPnt;
-
- std::shared_ptr<GeomAPI_Ax3> anAxis = SketchPlugin_Sketch::plane(sketch());
- GeomAPI_Circ2d aCircle(myStart, myEnd, aPassed, anAxis);
- myCenter = aCircle.center();
- aCircle = GeomAPI_Circ2d(myCenter, myStart);
+ GeomAlgoAPI_Circ2dBuilder aCircBuilder(SketchPlugin_Sketch::plane(sketch()));
+ aCircBuilder.addPassingPoint(myStart);
+ aCircBuilder.addPassingPoint(myEnd);
+ if (aTangentCurve) {
+ aCircBuilder.addTangentCurve(aTangentCurve);
+ aCircBuilder.setClosestPoint(aPassedPointAttr->pnt());
+ } else
+ aCircBuilder.addPassingPoint(aPassedPnt);
+
+ std::shared_ptr<GeomAPI_Circ2d> aCircle = aCircBuilder.circle();
+ if (!aCircle)
+ return;
+ myCenter = aCircle->center();
- recalculateReversedFlagByPassed(aCircle);
+ aCircle = std::shared_ptr<GeomAPI_Circ2d>(new GeomAPI_Circ2d(myCenter, myStart));
+ recalculateReversedFlagByPassed(*aCircle);
} else
myCenter.reset(new GeomAPI_Pnt2d(myStart->xy()->added(myEnd->xy())->multiplied(0.5)));
}
myParamBefore = aEndParam;
}
-void SketchPlugin_MacroArc::fillByTangentEdge()
+void SketchPlugin_MacroArc::fillByEdge(bool theTransversal)
{
- AttributeRefAttrPtr aTangentAttr = refattr(TANGENT_POINT_ID());
+ const std::string& aStartPoint = theTransversal ? TRANSVERSAL_POINT_ID() : TANGENT_POINT_ID();
+ const std::string& aEndPoint = theTransversal ? END_POINT_4_ID() : END_POINT_3_ID();
+
+ AttributeRefAttrPtr aTangentAttr = refattr(aStartPoint);
if (!aTangentAttr->isInitialized())
return;
- AttributePoint2DPtr aTangentPointAttr =
+ AttributePoint2DPtr aConnectionPointAttr =
std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aTangentAttr->attr());
- if (!aTangentPointAttr->isInitialized())
+ if (!aConnectionPointAttr->isInitialized())
return;
AttributePoint2DPtr anEndPointAttr =
- std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(END_POINT_3_ID()));
+ std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(aEndPoint));
if (!anEndPointAttr->isInitialized())
return;
- myStart = aTangentPointAttr->pnt();
+ myStart = aConnectionPointAttr->pnt();
myEnd = anEndPointAttr->pnt();
if (myStart->isEqual(myEnd))
return;
// obtain a shape the tangent point belongs to
- FeaturePtr aTangentFeature = ModelAPI_Feature::feature(aTangentPointAttr->owner());
- std::shared_ptr<GeomAPI_Shape> aTangentShape = aTangentFeature->lastResult()->shape();
+ FeaturePtr aConnectedFeature = ModelAPI_Feature::feature(aConnectionPointAttr->owner());
+ std::shared_ptr<GeomAPI_Shape> aTangentShape = aConnectedFeature->lastResult()->shape();
+
+ GeomAlgoAPI_Circ2dBuilder aCircBuilder(SketchPlugin_Sketch::plane(sketch()));
+ aCircBuilder.addPassingPoint(myStart);
+ aCircBuilder.addPassingPoint(myEnd);
+ if (theTransversal)
+ aCircBuilder.setTransversalLine(aTangentShape);
+ else
+ aCircBuilder.addTangentCurve(aTangentShape);
- std::shared_ptr<GeomAPI_Ax3> anAxis = SketchPlugin_Sketch::plane(sketch());
- GeomAPI_Circ2d aCircle(myStart, myEnd, aTangentShape, anAxis);
- myCenter = aCircle.center();
+ std::shared_ptr<GeomAPI_Circ2d> aCircle = aCircBuilder.circle();
+ if (!aCircle)
+ return;
+ myCenter = aCircle->center();
// rebuild circle to set start point equal to zero parameter
- aCircle = GeomAPI_Circ2d(myCenter, myStart);
- recalculateReversedFlagByEnd(aCircle);
+ aCircle = std::shared_ptr<GeomAPI_Circ2d>(new GeomAPI_Circ2d(myCenter, myStart));
+ recalculateReversedFlagByEnd(*aCircle);
}
