include/opencascade/Intf_Tool.hxx

0001 // Created on: 1993-06-23
0002 // Created by: Didier PIFFAULT
0003 // Copyright (c) 1993-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _Intf_Tool_HeaderFile
0018 #define _Intf_Tool_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022
0023 #include <Standard_Integer.hxx>
0024 class gp_Lin2d;
0025 class Bnd_Box2d;
0026 class gp_Hypr2d;
0027 class gp_Parab2d;
0028 class gp_Lin;
0029 class Bnd_Box;
0030 class gp_Hypr;
0031 class gp_Parab;
0032
0033
0034 //! Provides services to create box for infinites
0035 //! lines in a given contexte.
0036 class Intf_Tool
0037 {
0038 public:
0039
0040   DEFINE_STANDARD_ALLOC
0041
0042
0043   Standard_EXPORT Intf_Tool();
0044
0045   Standard_EXPORT void Lin2dBox (const gp_Lin2d& theLin2d, const Bnd_Box2d& bounding, Bnd_Box2d& boxLin);
0046
0047   Standard_EXPORT void Hypr2dBox (const gp_Hypr2d& theHypr2d, const Bnd_Box2d& bounding, Bnd_Box2d& boxHypr);
0048
0049   Standard_EXPORT void Parab2dBox (const gp_Parab2d& theParab2d, const Bnd_Box2d& bounding, Bnd_Box2d& boxHypr);
0050
0051   Standard_EXPORT void LinBox (const gp_Lin& theLin, const Bnd_Box& bounding, Bnd_Box& boxLin);
0052
0053   Standard_EXPORT void HyprBox (const gp_Hypr& theHypr, const Bnd_Box& bounding, Bnd_Box& boxHypr);
0054
0055   Standard_EXPORT void ParabBox (const gp_Parab& theParab, const Bnd_Box& bounding, Bnd_Box& boxHypr);
0056
0057   Standard_EXPORT Standard_Integer NbSegments() const;
0058
0059   Standard_EXPORT Standard_Real BeginParam (const Standard_Integer SegmentNum) const;
0060
0061   Standard_EXPORT Standard_Real EndParam (const Standard_Integer SegmentNum) const;
0062
0063
0064
0065
0066 protected:
0067
0068
0069
0070
0071
0072 private:
0073
0074
0075   Standard_EXPORT Standard_Integer Inters2d (const gp_Hypr2d& theCurve, const Bnd_Box2d& Domain);
0076
0077   Standard_EXPORT Standard_Integer Inters2d (const gp_Parab2d& theCurve, const Bnd_Box2d& Domain);
0078
0079   Standard_EXPORT Standard_Integer Inters3d (const gp_Hypr& theCurve, const Bnd_Box& Domain);
0080
0081   Standard_EXPORT Standard_Integer Inters3d (const gp_Parab& theCurve, const Bnd_Box& Domain);
0082
0083
0084   Standard_Integer nbSeg;
0085   Standard_Real beginOnCurve[6];
0086   Standard_Real endOnCurve[6];
0087   Standard_Integer bord[12];
0088   Standard_Real xint[12];
0089   Standard_Real yint[12];
0090   Standard_Real zint[12];
0091   Standard_Real parint[12];
0092
0093
0094 };
0095
0096
0097
0098
0099
0100
0101
0102 #endif // _Intf_Tool_HeaderFile