1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
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
20 // File : GEOMImpl_Fillet1d.hxx
23 #ifndef _GEOMImpl_Fillet1d_HeaderFile
24 #define _GEOMImpl_Fillet1d_HeaderFile
26 #include <TopoDS_Edge.hxx>
28 #include <Geom_Plane.hxx>
29 #include <Geom2d_Curve.hxx>
33 #include <TColStd_ListOfReal.hxx>
34 #include <TColStd_SequenceOfReal.hxx>
35 #include <TColStd_SequenceOfInteger.hxx>
37 class GEOMImpl_Fillet1dPoint;
40 * GEOMImpl_Fillet1d is 1D fillet algorithm on two planar edges with given radius
43 class GEOMImpl_Fillet1d
47 //! The fillet 1D algorithm is initialised by two edges and plane
48 Standard_EXPORT GEOMImpl_Fillet1d(const TopoDS_Edge& theEdge1,
49 const TopoDS_Edge& theEdge2,
50 const gp_Pln& thePlane);
51 //! Makes fillet with given radius
52 //! @returns Standard_True, if at least one result computed
53 Standard_EXPORT Standard_Boolean Perform(const Standard_Real theRadius);
55 //! Returns result fillet edge and modified edges as out parameters
56 Standard_EXPORT TopoDS_Edge Result(const gp_Pnt& thePoint, TopoDS_Edge& theEdge1, TopoDS_Edge& theEdge2);
60 void performInterval(const Standard_Real theStart,
61 const Standard_Real theEnd,
62 const Standard_Integer theNBSteps);
63 void fillPoint(GEOMImpl_Fillet1dPoint*);
64 void fillDiff(GEOMImpl_Fillet1dPoint*, Standard_Real, Standard_Boolean);
65 void performNewton(GEOMImpl_Fillet1dPoint*, GEOMImpl_Fillet1dPoint*);
66 Standard_Boolean processPoint(GEOMImpl_Fillet1dPoint*, GEOMImpl_Fillet1dPoint*, Standard_Real);
70 TopoDS_Edge myEdge1, myEdge2;
71 Handle(Geom_Plane) myPlane;
72 Handle(Geom2d_Curve) myCurve1, myCurve2;
73 Standard_Real myStart1, myEnd1, myStart2, myEnd2, myRadius;
74 TColStd_ListOfReal myResultParams;
75 TColStd_SequenceOfInteger myResultOrientation;
76 Standard_Boolean myStartSide, myEdgesExchnged;
77 Standard_Integer myDegreeOfRecursion;
82 * GEOMImpl_Fillet1dPoint is an internal class for 1D fillet algorithm
83 * to store and compare computed solutions on edges
86 class GEOMImpl_Fillet1dPoint
92 Standard_EXPORT GEOMImpl_Fillet1dPoint(Standard_Real theParam)
95 //! Make copy of point
96 //!WARNING: Copies only field values: myParam, myV, myD, myValid
97 Standard_EXPORT GEOMImpl_Fillet1dPoint* Copy(); // warning: this is not the full copy!
100 Standard_EXPORT inline void SetParam(Standard_Real theParam)
101 {myParam = theParam;}
102 Standard_EXPORT inline Standard_Real GetParam() const
104 Standard_EXPORT inline void SetParam2(const Standard_Real theParam2)
105 {myParam2 = theParam2;}
106 Standard_EXPORT inline Standard_Real GetParam2()
107 { return myParam2 ; }
110 Standard_EXPORT inline Standard_Boolean IsValid(int theIndex)
111 {return (Standard_Boolean)myValid.Value(theIndex);}
114 Standard_EXPORT inline Standard_Integer GetNBValues() {return myV.Length();}
115 Standard_EXPORT inline Standard_Real GetValue(Standard_Integer theIndex)
116 {return myV.Value(theIndex);}
117 Standard_EXPORT inline Standard_Real GetDiff(Standard_Integer theIndex)
118 {return myD.Value(theIndex);}
119 Standard_EXPORT inline Standard_Integer GetNear(Standard_Integer theIndex)
120 {return myNear.Value(theIndex);}
122 //! Set/Get center point
123 Standard_EXPORT inline void SetCenter(const gp_Pnt2d thePoint)
124 {myCenter = thePoint;}
125 Standard_EXPORT inline const gp_Pnt2d GetCenter()
128 Standard_EXPORT void AddValue(Standard_Real theValue, Standard_Boolean theIsValid);
130 //! compute difference between this and given point
131 Standard_EXPORT Standard_Boolean ComputeDifference(GEOMImpl_Fillet1dPoint*);
132 Standard_EXPORT void FilterPoints(GEOMImpl_Fillet1dPoint*);
134 //! Checks if point contains solution and returns the index of it if any
135 Standard_EXPORT Standard_Integer HasSolution(Standard_Real theRadius);
136 //! Remove solution by index
137 void RemoveSolution(Standard_Integer theIndex);
142 Standard_Real myParam, myParam2;
143 TColStd_SequenceOfReal myV, myD;
144 TColStd_SequenceOfInteger myValid, myNear;