include/opencascade/StepToTopoDS_GeometricTool.hxx

0001 // Created on: 1995-01-05
0002 // Created by: Frederic MAUPAS
0003 // Copyright (c) 1995-1999 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 _StepToTopoDS_GeometricTool_HeaderFile
0018 #define _StepToTopoDS_GeometricTool_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <Standard_Integer.hxx>
0025 class StepGeom_SurfaceCurve;
0026 class StepGeom_Surface;
0027 class StepGeom_Pcurve;
0028 class StepShape_Edge;
0029 class StepShape_EdgeLoop;
0030 class Geom_Curve;
0031
0032 //! This class contains some algorithmic services
0033 //! specific to the mapping STEP to CAS.CADE
0034 class StepToTopoDS_GeometricTool
0035 {
0036 public:
0037   DEFINE_STANDARD_ALLOC
0038
0039   Standard_EXPORT static int PCurve(const occ::handle<StepGeom_SurfaceCurve>& SC,
0040                                     const occ::handle<StepGeom_Surface>&      S,
0041                                     occ::handle<StepGeom_Pcurve>&             PC,
0042                                     const int                                 last = 0);
0043
0044   Standard_EXPORT static bool IsSeamCurve(const occ::handle<StepGeom_SurfaceCurve>& SC,
0045                                           const occ::handle<StepGeom_Surface>&      S,
0046                                           const occ::handle<StepShape_Edge>&        E,
0047                                           const occ::handle<StepShape_EdgeLoop>&    EL);
0048
0049   Standard_EXPORT static bool IsLikeSeam(const occ::handle<StepGeom_SurfaceCurve>& SC,
0050                                          const occ::handle<StepGeom_Surface>&      S,
0051                                          const occ::handle<StepShape_Edge>&        E,
0052                                          const occ::handle<StepShape_EdgeLoop>&    EL);
0053
0054   Standard_EXPORT static bool UpdateParam3d(const occ::handle<Geom_Curve>& C,
0055                                             double&                        w1,
0056                                             double&                        w2,
0057                                             const double                   preci);
0058 };
0059
0060 #endif // _StepToTopoDS_GeometricTool_HeaderFile