1 // Copyright (C) 2007-2010 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.
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
27 #include <Geom_Plane.hxx>
28 #include <Geom2d_Curve.hxx>
30 #include <TopoDS_Edge.hxx>
31 #include <TColStd_ListOfReal.hxx>
32 #include <TColStd_SequenceOfReal.hxx>
33 #include <TColStd_SequenceOfInteger.hxx>
35 class GEOMImpl_Fillet1dPoint;
38 * GEOMImpl_Fillet1d is 1D fillet algorithm on two planar edges with given radius
41 class GEOMImpl_Fillet1d
45 //! The fillet 1D algorithm initialise by two edges and plane
46 Standard_EXPORT GEOMImpl_Fillet1d(const TopoDS_Edge& theEdge1,
47 const TopoDS_Edge& theEdge2,
48 const gp_Pln& thePlane);
49 //! Makes fillet with given radius
50 //! @returns Standard_True, if at least one result computed
51 Standard_EXPORT Standard_Boolean Perform(const Standard_Real theRadius);
52 //! Returns result fillet edge and modified edges as out parameters
53 Standard_EXPORT TopoDS_Edge Result(const gp_Pnt& thePoint, TopoDS_Edge& theEdge1, TopoDS_Edge& theEdge2);
57 void fillPoint(GEOMImpl_Fillet1dPoint*);
58 void fillDiff(GEOMImpl_Fillet1dPoint*, Standard_Real, Standard_Boolean);
59 void performNewton(GEOMImpl_Fillet1dPoint*, GEOMImpl_Fillet1dPoint*);
60 Standard_Boolean processPoint(GEOMImpl_Fillet1dPoint*, GEOMImpl_Fillet1dPoint*, Standard_Real);
65 TopoDS_Edge myEdge1, myEdge2;
66 Handle(Geom_Plane) myPlane;
67 Handle(Geom2d_Curve) myCurve1, myCurve2;
68 Standard_Real myStart1, myEnd1, myStart2, myEnd2, myRadius;
69 TColStd_ListOfReal myResultParams;
70 TColStd_SequenceOfInteger myResultOrientation;
71 Standard_Boolean myStartSide, myEdgesExchnged;
76 * GEOMImpl_Fillet1dPoint is an internal class for 1D fillet algorithm
77 * to store and compare computed solutions on edges
80 class GEOMImpl_Fillet1dPoint
86 Standard_EXPORT GEOMImpl_Fillet1dPoint(Standard_Real theParam)
89 //! Make copy of point
90 //!WARNING: Copies only field values: myParam, myV, myD, myValid
91 Standard_EXPORT GEOMImpl_Fillet1dPoint* Copy(); // warning: this is not the full copy!
94 Standard_EXPORT inline void SetParam(Standard_Real theParam)
96 Standard_EXPORT inline Standard_Real GetParam() const
98 Standard_EXPORT inline void SetParam2(const Standard_Real theParam2)
99 {myParam2 = theParam2;}
100 Standard_EXPORT inline Standard_Real GetParam2()
101 { return myParam2 ; }
104 Standard_EXPORT inline Standard_Boolean IsValid(int theIndex)
105 {return (Standard_Boolean)myValid.Value(theIndex);}
108 Standard_EXPORT inline Standard_Integer GetNBValues() {return myV.Length();}
109 Standard_EXPORT inline Standard_Real GetValue(Standard_Integer theIndex)
110 {return myV.Value(theIndex);}
111 Standard_EXPORT inline Standard_Real GetDiff(Standard_Integer theIndex)
112 {return myD.Value(theIndex);}
113 Standard_EXPORT inline Standard_Integer GetNear(Standard_Integer theIndex)
114 {return myNear.Value(theIndex);}
116 //! Set/Get center point
117 Standard_EXPORT inline void SetCenter(const gp_Pnt2d thePoint)
118 {myCenter = thePoint;}
119 Standard_EXPORT inline const gp_Pnt2d GetCenter()
122 Standard_EXPORT void AddValue(Standard_Real theValue, Standard_Boolean theIsValid);
124 //! compute difference between this and given point
125 Standard_EXPORT Standard_Boolean ComputeDifference(GEOMImpl_Fillet1dPoint*);
126 Standard_EXPORT void FilterPoints(GEOMImpl_Fillet1dPoint*);
128 //! Check is point contains solution and returns the index of them if any
129 Standard_EXPORT Standard_Integer HasSolution(Standard_Real theRadius);
130 //! Remove solution by index
131 void RemoveSolution(Standard_Integer theIndex);
136 Standard_Real myParam, myParam2;
137 TColStd_SequenceOfReal myV, myD;
138 TColStd_SequenceOfInteger myValid, myNear;