-// File: GeomAPI_Edge.cpp
-// Created: 24 Jul 2014
-// Author: Artem ZHIDKOV
+// 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<mailto:webmaster.salome@opencascade.com>
+//
#include<GeomAPI_Edge.h>
+#include<GeomAPI_Pln.h>
+#include<GeomAPI_Pnt.h>
+#include<GeomAPI_Circ.h>
+#include<GeomAPI_Dir.h>
+#include<GeomAPI_Lin.h>
+#include<GeomAPI_Ax2.h>
+#include<GeomAPI_Ellipse.h>
+
+#include <BRepAdaptor_Curve.hxx>
#include <TopoDS_Shape.hxx>
-#include <BRep_TEdge.hxx>
-#include <BRep_CurveRepresentation.hxx>
+#include <TopoDS_Edge.hxx>
+#include <TopoDS.hxx>
+#include <BRep_Builder.hxx>
+#include <BRep_Tool.hxx>
#include <Geom_Curve.hxx>
#include <Geom_Line.hxx>
#include <Geom_Circle.hxx>
+#include <Geom_Ellipse.hxx>
+#include <Geom_Plane.hxx>
+#include <GeomAPI_IntCS.hxx>
+#include <GeomAdaptor_Curve.hxx>
+#include <gp_Ax1.hxx>
+#include <gp_Pln.hxx>
+#include <gp_Elips.hxx>
+#include <TopExp.hxx>
+
+#include <GCPnts_AbscissaPoint.hxx>
GeomAPI_Edge::GeomAPI_Edge()
- : GeomAPI_Shape()
-{}
+{
+ TopoDS_Edge* anEdge = new TopoDS_Edge;
+
+ BRep_Builder aBuilder;
+ aBuilder.MakeEdge(*anEdge);
+
+ setImpl(anEdge);
+}
+
+GeomAPI_Edge::GeomAPI_Edge(const std::shared_ptr<GeomAPI_Shape>& theShape)
+{
+ if (!theShape->isNull() && theShape->isEdge()) {
+ setImpl(new TopoDS_Shape(theShape->impl<TopoDS_Shape>()));
+ }
+}
bool GeomAPI_Edge::isLine() const
{
const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
- Handle(BRep_TEdge) anEdge = Handle(BRep_TEdge)::DownCast(aShape.TShape());
- if (anEdge->Curves().Extent() != 1)
- return false; // too many curves in the edge
- Handle(Geom_Curve) aCurve = anEdge->Curves().First()->Curve3D();
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ if (aCurve.IsNull()) // degenerative edge
+ return false;
if (aCurve->IsKind(STANDARD_TYPE(Geom_Line)))
return true;
return false;
bool GeomAPI_Edge::isCircle() const
{
const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
- Handle(BRep_TEdge) anEdge = Handle(BRep_TEdge)::DownCast(aShape.TShape());
- if (anEdge->Curves().Extent() != 1)
- return false; // too many curves in the edge
- Handle(Geom_Curve) aCurve = anEdge->Curves().First()->Curve3D();
- if (aCurve->IsKind(STANDARD_TYPE(Geom_Circle)) && aCurve->IsClosed())
- return true;
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ if (aCurve.IsNull()) // degenerative edge
+ return false;
+ if (aCurve->IsKind(STANDARD_TYPE(Geom_Circle)))
+ {
+ // Check the difference of first and last parameters to be equal to the curve period
+ if (Abs(aLast - aFirst - aCurve->Period()) < Precision::PConfusion())
+ return true;
+ }
return false;
}
bool GeomAPI_Edge::isArc() const
{
const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
- Handle(BRep_TEdge) anEdge = Handle(BRep_TEdge)::DownCast(aShape.TShape());
- if (anEdge->Curves().Extent() != 1)
- return false; // too many curves in the edge
- Handle(Geom_Curve) aCurve = anEdge->Curves().First()->Curve3D();
- if (aCurve->IsKind(STANDARD_TYPE(Geom_Circle)) && !aCurve->IsClosed())
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ if (aCurve.IsNull()) // degenerative edge
+ return false;
+ if (aCurve->IsKind(STANDARD_TYPE(Geom_Circle)))
+ {
+ // Check the difference of first and last parameters is not equal the curve period
+ if (Abs(aLast - aFirst - aCurve->Period()) >= Precision::PConfusion())
+ return true;
+ }
+ return false;
+}
+
+bool GeomAPI_Edge::isEllipse() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ if (aCurve.IsNull()) // degenerative edge
+ return false;
+ if (aCurve->IsKind(STANDARD_TYPE(Geom_Ellipse)))
return true;
return false;
}
+
+std::shared_ptr<GeomAPI_Pnt> GeomAPI_Edge::firstPoint()
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ gp_Pnt aPoint;
+ aCurve->D0(aFirst, aPoint);
+ return std::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aPoint.X(), aPoint.Y(), aPoint.Z()));
+}
+
+std::shared_ptr<GeomAPI_Pnt> GeomAPI_Edge::lastPoint()
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ gp_Pnt aPoint;
+ aCurve->D0(aLast, aPoint);
+ return std::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aPoint.X(), aPoint.Y(), aPoint.Z()));
+}
+
+std::shared_ptr<GeomAPI_Circ> GeomAPI_Edge::circle() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ if (!aCurve.IsNull()) {
+ Handle(Geom_Circle) aCirc = Handle(Geom_Circle)::DownCast(aCurve);
+ if (!aCirc.IsNull()) {
+ gp_Pnt aLoc = aCirc->Location();
+ std::shared_ptr<GeomAPI_Pnt> aCenter(new GeomAPI_Pnt(aLoc.X(), aLoc.Y(), aLoc.Z()));
+ gp_Dir anAxis = aCirc->Axis().Direction();
+ std::shared_ptr<GeomAPI_Dir> aDir(new GeomAPI_Dir(anAxis.X(), anAxis.Y(), anAxis.Z()));
+ return std::shared_ptr<GeomAPI_Circ>(new GeomAPI_Circ(aCenter, aDir, aCirc->Radius()));
+ }
+ }
+ return std::shared_ptr<GeomAPI_Circ>(); // not circle
+}
+
+std::shared_ptr<GeomAPI_Ellipse> GeomAPI_Edge::ellipse() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ if (!aCurve.IsNull()) {
+ Handle(Geom_Ellipse) aElips = Handle(Geom_Ellipse)::DownCast(aCurve);
+ if (!aElips.IsNull()) {
+ gp_Elips aGpElips = aElips->Elips();
+ std::shared_ptr<GeomAPI_Ellipse> aEllipse(new GeomAPI_Ellipse());
+ aEllipse->setImpl(new gp_Elips(aGpElips));
+ return aEllipse;
+ }
+ }
+ return std::shared_ptr<GeomAPI_Ellipse>(); // not elipse
+}
+
+std::shared_ptr<GeomAPI_Lin> GeomAPI_Edge::line() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ if (aCurve) {
+ Handle(Geom_Line) aLine = Handle(Geom_Line)::DownCast(aCurve);
+ if (aLine) {
+ gp_Pnt aStartPnt = aLine->Value(aFirst);
+ std::shared_ptr<GeomAPI_Pnt> aStart(
+ new GeomAPI_Pnt(aStartPnt.X(), aStartPnt.Y(), aStartPnt.Z()));
+ gp_Pnt aEndPnt = aLine->Value(aLast);
+ std::shared_ptr<GeomAPI_Pnt> aEnd(
+ new GeomAPI_Pnt(aEndPnt.X(), aEndPnt.Y(), aEndPnt.Z()));
+ return std::shared_ptr<GeomAPI_Lin>(new GeomAPI_Lin(aStart, aEnd));
+ }
+ }
+ return std::shared_ptr<GeomAPI_Lin>(); // not circle
+}
+
+
+bool GeomAPI_Edge::isEqual(const std::shared_ptr<GeomAPI_Shape> theEdge) const
+{
+ if (!theEdge.get() || ! theEdge->isEdge())
+ return false;
+ const TopoDS_Shape& aMyShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ const TopoDS_Shape& aInShape = theEdge->impl<TopoDS_Shape>();
+
+ if (aMyShape.IsNull() || aInShape.IsNull())
+ return false;
+
+ if (aMyShape.ShapeType() != aInShape.ShapeType())
+ return false;
+
+ double aMyStart, aMyEnd;
+ Handle(Geom_Curve) aMyCurve = BRep_Tool::Curve(TopoDS::Edge(aMyShape), aMyStart, aMyEnd);
+ double aInStart, aInEnd;
+ Handle(Geom_Curve) aInCurve = BRep_Tool::Curve(TopoDS::Edge(aInShape), aInStart, aInEnd);
+
+ // Check that curves a the same type
+ GeomAdaptor_Curve aMyAdaptor(aMyCurve);
+ GeomAdaptor_Curve aInAdaptor(aInCurve);
+ if (aMyAdaptor.GetType() != aInAdaptor.GetType())
+ return false;
+
+ // Check that end point parameters are the same
+ if ((aMyStart != aInStart) || (aMyEnd != aInEnd))
+ return false;
+
+ // Check that end points are equal
+ gp_Pnt aMyPnt1 = aMyAdaptor.Value(aMyStart);
+ gp_Pnt aMyPnt2 = aMyAdaptor.Value(aMyEnd);
+ gp_Pnt aInPnt1 = aInAdaptor.Value(aInStart);
+ gp_Pnt aInPnt2 = aInAdaptor.Value(aInEnd);
+
+ if ((!aMyPnt1.IsEqual(aInPnt1, Precision::Confusion())) ||
+ (!aMyPnt2.IsEqual(aInPnt2, Precision::Confusion())))
+ return false;
+
+ return true;
+}
+
+void GeomAPI_Edge::getRange(double& theFirst, double& theLast) const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, theFirst, theLast);
+}
+
+bool GeomAPI_Edge::isInPlane(std::shared_ptr<GeomAPI_Pln> thePlane) const
+{
+ double aFirst, aLast;
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ if (aCurve.IsNull())
+ return false;
+
+ double A, B, C, D;
+ thePlane->coefficients(A, B, C, D);
+ gp_Pln aPlane(A, B, C, D);
+
+ bool inPlane = false;
+ if (aCurve->IsKind(STANDARD_TYPE(Geom_Line))) {
+ // check start and end points on the plane
+ gp_Pnt aFirstPnt = aCurve->Value(aFirst);
+ gp_Pnt aLastPnt = aCurve->Value(aLast);
+ inPlane = aPlane.SquareDistance(aFirstPnt) < Precision::SquareConfusion() &&
+ aPlane.SquareDistance(aLastPnt) < Precision::SquareConfusion();
+ } else if (aCurve->IsKind(STANDARD_TYPE(Geom_Circle))) {
+ // check the center on the plane and normals are collinear
+ Handle(Geom_Circle) aCirc = Handle(Geom_Circle)::DownCast(aCurve);
+ gp_Pnt aCenter = aCirc->Location();
+ Standard_Real aDot = aPlane.Axis().Direction().Dot(aCirc->Axis().Direction());
+ inPlane = aPlane.SquareDistance(aCenter) < Precision::SquareConfusion() &&
+ Abs(Abs(aDot) - 1.0) < Precision::Confusion();
+ } else {
+ // three points checking
+ gp_Pnt aFirstPnt = aCurve->Value(aFirst);
+ gp_Pnt aMidPnt = aCurve->Value((aFirst + aLast) / 2.);
+ gp_Pnt aLastPnt = aCurve->Value(aLast);
+ inPlane = aPlane.SquareDistance(aFirstPnt) < Precision::SquareConfusion() &&
+ aPlane.SquareDistance(aMidPnt) < Precision::SquareConfusion() &&
+ aPlane.SquareDistance(aLastPnt) < Precision::SquareConfusion();
+ }
+ return inPlane;
+}
+
+std::list<std::shared_ptr<GeomAPI_Pnt>> GeomAPI_Edge::intersectWithPlane(
+ const std::shared_ptr<GeomAPI_Pln> thePlane) const
+{
+ std::list<GeomPointPtr> aResList;
+ double aFirst, aLast;
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ if (!aCurve.IsNull()) {
+ double A, B, C, D;
+ thePlane->coefficients(A, B, C, D);
+ gp_Pln aPln(A, B, C, D);
+
+ Handle(Geom_Plane) aPlane = new Geom_Plane(aPln);
+ GeomAPI_IntCS aIntersect;
+ aIntersect.Perform(aCurve, aPlane);
+ if (aIntersect.IsDone() && (aIntersect.NbPoints() > 0)) {
+ gp_Pnt aPnt;
+ for (int i = 1; i <= aIntersect.NbPoints(); i++) {
+ aPnt = aIntersect.Point(i);
+ std::shared_ptr<GeomAPI_Pnt> aPntPtr(new GeomAPI_Pnt(aPnt.X(), aPnt.Y(), aPnt.Z()));
+ aResList.push_back(aPntPtr);
+ }
+ }
+ }
+ return aResList;
+}
+
+double GeomAPI_Edge::length() const
+{
+ const TopoDS_Edge& anEdge = TopoDS::Edge(impl<TopoDS_Shape>());
+ BRepAdaptor_Curve aBRepAdaptor = BRepAdaptor_Curve(anEdge);
+ Adaptor3d_Curve* anAdaptor3d = &aBRepAdaptor;
+ return GCPnts_AbscissaPoint::Length(*anAdaptor3d);
+}
+
+bool GeomAPI_Edge::isClosed() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ 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;
+}
+
+bool GeomAPI_Edge::isDegenerated() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ if (aShape.IsNull() || aShape.ShapeType() != TopAbs_EDGE)
+ return false;
+ return BRep_Tool::Degenerated(TopoDS::Edge(aShape));
+}
+
+void GeomAPI_Edge::setFirstPointTolerance(const double theTolerance)
+{
+ TopoDS_Edge anEdge = impl<TopoDS_Edge>();
+ TopoDS_Vertex aVFirst, aVLast;
+ TopExp::Vertices(anEdge, aVFirst, aVLast);
+ BRep_Builder().UpdateVertex(aVFirst, theTolerance);
+}
+
+void GeomAPI_Edge::setLastPointTolerance(const double theTolerance)
+{
+ TopoDS_Edge anEdge = impl<TopoDS_Edge>();
+ TopoDS_Vertex aVFirst, aVLast;
+ TopExp::Vertices(anEdge, aVFirst, aVLast);
+ BRep_Builder().UpdateVertex(aVLast, theTolerance);
+}
