1 // Copyright (C) 2014-2017 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
20 #include <GeomAPI_Circ.h>
22 #include <GeomAPI_Ax2.h>
23 #include <GeomAPI_Pnt.h>
24 #include <GeomAPI_Dir.h>
27 #include <gp_Circ.hxx>
31 #include <Geom_Circle.hxx>
32 #include <GeomAPI_ProjectPointOnCurve.hxx>
33 #include <GeomLib_Tool.hxx>
35 #define MY_CIRC implPtr<gp_Circ>()
37 static gp_Circ* newCirc(const gp_Pnt& theCenter, const gp_Dir& theDir, const double theRadius)
39 return new gp_Circ(gp_Ax2(theCenter, theDir), theRadius);
42 //=================================================================================================
43 GeomAPI_Circ::GeomAPI_Circ(const std::shared_ptr<GeomAPI_Ax2> theAx2,
44 const double theRadius)
45 : GeomAPI_Interface(new gp_Circ(theAx2->impl<gp_Ax2>(), theRadius))
51 //=================================================================================================
52 GeomAPI_Circ::GeomAPI_Circ(const std::shared_ptr<GeomAPI_Pnt>& theCenter,
53 const std::shared_ptr<GeomAPI_Dir>& theDir, double theRadius)
54 : GeomAPI_Interface(newCirc(theCenter->impl<gp_Pnt>(), theDir->impl<gp_Dir>(), theRadius))
58 //=================================================================================================
59 const std::shared_ptr<GeomAPI_Pnt> GeomAPI_Circ::center() const
61 const gp_Pnt& aCenter = MY_CIRC->Location();
62 return std::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aCenter.X(), aCenter.Y(), aCenter.Z()));
65 //=================================================================================================
66 double GeomAPI_Circ::radius() const
68 return MY_CIRC->Radius();
71 //=================================================================================================
72 const std::shared_ptr<GeomAPI_Pnt> GeomAPI_Circ::project(
73 const std::shared_ptr<GeomAPI_Pnt>& thePoint) const
75 std::shared_ptr<GeomAPI_Pnt> aResult;
79 Handle(Geom_Circle) aCircle = new Geom_Circle(*MY_CIRC);
81 const gp_Pnt& aPoint = thePoint->impl<gp_Pnt>();
83 GeomAPI_ProjectPointOnCurve aProj(aPoint, aCircle);
84 Standard_Integer aNbPoint = aProj.NbPoints();
86 double aMinDistance = Precision::Infinite(), aDistance;
87 for (Standard_Integer j = 1; j <= aNbPoint; j++) {
88 gp_Pnt aNewPoint = aProj.Point(j);
89 aDistance = aNewPoint.Distance(aPoint);
90 if (aDistance < aMinDistance) {
91 aMinDistance = aDistance;
92 aResult = std::shared_ptr<GeomAPI_Pnt>(
93 new GeomAPI_Pnt(aNewPoint.X(), aNewPoint.Y(), aNewPoint.Z()));
100 //=================================================================================================
101 const bool GeomAPI_Circ::parameter(const std::shared_ptr<GeomAPI_Pnt> thePoint,
102 const double theTolerance,
103 double& theParameter) const
105 Handle(Geom_Circle) aCurve = new Geom_Circle(*MY_CIRC);
106 return GeomLib_Tool::Parameter(aCurve, thePoint->impl<gp_Pnt>(),
107 theTolerance, theParameter) == Standard_True;
110 //=================================================================================================
111 std::shared_ptr<GeomAPI_Dir> GeomAPI_Circ::normal() const
113 const gp_Ax1& anAxis = MY_CIRC->Axis();
114 const gp_Dir& aDir = anAxis.Direction();
115 return std::shared_ptr<GeomAPI_Dir>(new GeomAPI_Dir(aDir.X(), aDir.Y(), aDir.Z()));