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64 lines
2.5 KiB
C++
64 lines
2.5 KiB
C++
// Created on: 1993-06-16
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// Created by: Martine LANGLOIS
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// Copyright (c) 1993-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <Geom_ConicalSurface.hxx>
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#include <GeomToStep_MakeAxis2Placement3d.hxx>
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#include <GeomToStep_MakeConicalSurface.hxx>
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#include <Standard_DomainError.hxx>
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#include <StdFail_NotDone.hxx>
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#include <StepData_Factors.hxx>
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#include <StepGeom_Axis2Placement3d.hxx>
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#include <StepGeom_ConicalSurface.hxx>
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#include <TCollection_HAsciiString.hxx>
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//=============================================================================
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// Creation d' une conical_surface de prostep a partir d' une ConicalSurface
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// de Geom
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//=============================================================================
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GeomToStep_MakeConicalSurface::GeomToStep_MakeConicalSurface
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( const Handle(Geom_ConicalSurface)& CS, const StepData_Factors& theLocalFactors)
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{
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Handle(StepGeom_ConicalSurface) CSstep = new StepGeom_ConicalSurface;
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Handle(StepGeom_Axis2Placement3d) aPosition;
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Standard_Real aRadius, aSemiAngle;
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GeomToStep_MakeAxis2Placement3d MkAxis(CS->Position(), theLocalFactors);
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aPosition = MkAxis.Value();
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aRadius = CS->RefRadius();
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aSemiAngle = CS->SemiAngle();
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if (aSemiAngle < 0. || aSemiAngle > M_PI/2.) {
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throw Standard_DomainError("Conicalsurface not STEP conformant");
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}
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Handle(TCollection_HAsciiString) name = new TCollection_HAsciiString("");
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CSstep->Init(name, aPosition, aRadius / theLocalFactors.LengthFactor(), aSemiAngle);
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theConicalSurface = CSstep;
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done = Standard_True;
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}
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//=============================================================================
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// renvoi des valeurs
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//=============================================================================
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const Handle(StepGeom_ConicalSurface) &
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GeomToStep_MakeConicalSurface::Value() const
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{
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StdFail_NotDone_Raise_if (!done, "GeomToStep_MakeConicalSurface::Value() - no result");
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return theConicalSurface;
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}
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