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448 lines
14 KiB
C++
448 lines
14 KiB
C++
// Created on: 1993-03-10
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// Created by: JCV
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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 <ElSLib.hxx>
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#include <Geom_Circle.hxx>
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#include <Geom_ConicalSurface.hxx>
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#include <Geom_Curve.hxx>
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#include <Geom_Geometry.hxx>
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#include <Geom_Line.hxx>
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#include <gp.hxx>
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#include <gp_Ax2d.hxx>
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#include <gp_Ax3.hxx>
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#include <gp_Circ.hxx>
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#include <gp_Cone.hxx>
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#include <gp_Dir.hxx>
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#include <gp_GTrsf2d.hxx>
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#include <gp_Lin.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Trsf.hxx>
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#include <gp_Vec.hxx>
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#include <gp_XYZ.hxx>
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#include <Precision.hxx>
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#include <Standard_ConstructionError.hxx>
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#include <Standard_RangeError.hxx>
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#include <Standard_Type.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(Geom_ConicalSurface,Geom_ElementarySurface)
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typedef Geom_ConicalSurface ConicalSurface;
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typedef gp_Ax1 Ax1;
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typedef gp_Ax2 Ax2;
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typedef gp_Ax3 Ax3;
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typedef gp_Circ Circ;
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typedef gp_Dir Dir;
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typedef gp_Lin Lin;
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typedef gp_Pnt Pnt;
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typedef gp_Trsf Trsf;
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typedef gp_Vec Vec;
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typedef gp_XYZ XYZ;
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//=======================================================================
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//function : Copy
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//purpose :
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//=======================================================================
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Handle(Geom_Geometry) Geom_ConicalSurface::Copy () const {
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Handle(Geom_ConicalSurface) Cs;
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Cs = new ConicalSurface (pos, semiAngle, radius);
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return Cs;
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}
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//=======================================================================
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//function : Geom_ConicalSurface
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//purpose :
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//=======================================================================
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Geom_ConicalSurface::Geom_ConicalSurface ( const Ax3& A3 ,
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const Standard_Real Ang,
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const Standard_Real R) :
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radius(R), semiAngle (Ang)
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{
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if (R < 0.0 || Abs(Ang) <= gp::Resolution() || Abs(Ang) >= M_PI/2.0 - gp::Resolution())
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throw Standard_ConstructionError();
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pos = A3;
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}
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//=======================================================================
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//function : Geom_ConicalSurface
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//purpose :
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//=======================================================================
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Geom_ConicalSurface::Geom_ConicalSurface ( const gp_Cone& C )
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: radius (C.RefRadius()), semiAngle (C.SemiAngle())
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{
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pos = C.Position();
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}
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//=======================================================================
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//function : UReversedParameter
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//purpose :
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//=======================================================================
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Standard_Real Geom_ConicalSurface::UReversedParameter( const Standard_Real U) const
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{
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return ( 2.*M_PI - U);
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}
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//=======================================================================
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//function : VReversedParameter
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//purpose :
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//=======================================================================
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Standard_Real Geom_ConicalSurface::VReversedParameter( const Standard_Real V) const
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{
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return ( -V);
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}
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//=======================================================================
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//function : VReverse
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::VReverse()
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{
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semiAngle = -semiAngle;
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pos.ZReverse();
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}
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//=======================================================================
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//function : RefRadius
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//purpose :
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//=======================================================================
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Standard_Real Geom_ConicalSurface::RefRadius () const
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{ return radius; }
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//=======================================================================
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//function : SemiAngle
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//purpose :
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//=======================================================================
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Standard_Real Geom_ConicalSurface::SemiAngle () const
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{ return semiAngle;}
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//=======================================================================
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//function : IsUClosed
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//purpose :
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//=======================================================================
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Standard_Boolean Geom_ConicalSurface::IsUClosed () const
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{ return Standard_True; }
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//=======================================================================
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//function : IsVClosed
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//purpose :
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//=======================================================================
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Standard_Boolean Geom_ConicalSurface::IsVClosed () const
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{ return Standard_False; }
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//=======================================================================
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//function : IsUPeriodic
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//purpose :
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//=======================================================================
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Standard_Boolean Geom_ConicalSurface::IsUPeriodic () const
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{ return Standard_True; }
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//=======================================================================
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//function : IsVPeriodic
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//purpose :
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//=======================================================================
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Standard_Boolean Geom_ConicalSurface::IsVPeriodic () const
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{ return Standard_False; }
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//=======================================================================
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//function : Cone
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//purpose :
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//=======================================================================
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gp_Cone Geom_ConicalSurface::Cone () const {
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return gp_Cone (pos, semiAngle, radius);
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}
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//=======================================================================
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//function : SetCone
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::SetCone (const gp_Cone& C) {
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radius = C.RefRadius ();
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semiAngle = C.SemiAngle ();
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pos = C.Position ();
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}
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//=======================================================================
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//function : SetRadius
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::SetRadius (const Standard_Real R) {
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if (R < 0.0) throw Standard_ConstructionError();
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radius = R;
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}
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//=======================================================================
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//function : SetSemiAngle
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::SetSemiAngle (const Standard_Real Ang) {
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if (Abs(Ang) <= gp::Resolution() || Abs(Ang) >= M_PI/2.0 - gp::Resolution()) {
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throw Standard_ConstructionError();
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}
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semiAngle = Ang;
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}
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//=======================================================================
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//function : Apex
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//purpose :
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//=======================================================================
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Pnt Geom_ConicalSurface::Apex () const
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{
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XYZ Coord = Position().Direction().XYZ();
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Coord.Multiply (-radius / Tan (semiAngle));
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Coord.Add (Position().Location().XYZ());
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return Pnt (Coord);
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}
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//=======================================================================
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//function : Bounds
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::Bounds (Standard_Real& U1, Standard_Real& U2,
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Standard_Real& V1, Standard_Real& V2) const {
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U1 = 0.0; U2 = 2.0 * M_PI;
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V1 = -Precision::Infinite(); V2 = Precision::Infinite();
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}
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//=======================================================================
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//function : Coefficients
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::Coefficients (Standard_Real& A1, Standard_Real& A2, Standard_Real& A3,
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Standard_Real& B1, Standard_Real& B2, Standard_Real& B3,
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Standard_Real& C1, Standard_Real& C2, Standard_Real& C3,
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Standard_Real& D) const
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{
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// Dans le repere du cone :
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// X**2 + Y**2 - (Myradius - Z * Tan(semiAngle))**2 = 0.0
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Trsf T;
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T.SetTransformation (pos);
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Standard_Real KAng = Tan (semiAngle);
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Standard_Real T11 = T.Value (1, 1);
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Standard_Real T12 = T.Value (1, 2);
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Standard_Real T13 = T.Value (1, 3);
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Standard_Real T14 = T.Value (1, 4);
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Standard_Real T21 = T.Value (2, 1);
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Standard_Real T22 = T.Value (2, 2);
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Standard_Real T23 = T.Value (2, 3);
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Standard_Real T24 = T.Value (2, 4);
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Standard_Real T31 = T.Value (3, 1) * KAng;
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Standard_Real T32 = T.Value (3, 2) * KAng;
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Standard_Real T33 = T.Value (3, 3) * KAng;
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Standard_Real T34 = T.Value (3, 4) * KAng;
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A1 = T11 * T11 + T21 * T21 - T31 * T31;
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A2 = T12 * T12 + T22 * T22 - T32 * T32;
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A3 = T13 * T13 + T23 * T23 - T33 * T33;
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B1 = T11 * T12 + T21 * T22 - T31 * T32;
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B2 = T11 * T13 + T21 * T23 - T31 * T33;
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B3 = T12 * T13 + T22 * T23 - T32 * T33;
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C1 = T11 * T14 + T21 * T24 + radius * T31;
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C2 = T12 * T14 + T22 * T24 + radius * T32;
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C3 = T13 * T14 + T23 * T24 + radius * T33;
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D = T14 * T14 + T24 * T24 - radius * radius - T34 * T34 +
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2.0 * radius * T34;
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}
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//=======================================================================
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//function : D0
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::D0 (const Standard_Real U, const Standard_Real V, Pnt& P) const
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{
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P = ElSLib::ConeValue (U, V, pos, radius, semiAngle);
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}
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//=======================================================================
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//function : D1
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::D1 (const Standard_Real U , const Standard_Real V,
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Pnt& P ,
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Vec& D1U, Vec& D1V ) const
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{
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ElSLib::ConeD1 (U, V, pos, radius, semiAngle, P, D1U, D1V);
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}
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//=======================================================================
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//function : D2
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::D2 ( const Standard_Real U , const Standard_Real V,
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Pnt& P ,
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Vec& D1U, Vec& D1V,
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Vec& D2U, Vec& D2V, Vec& D2UV) const
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{
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ElSLib::ConeD2 (U, V, pos, radius, semiAngle, P, D1U, D1V,
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D2U, D2V, D2UV);
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}
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//=======================================================================
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//function : D3
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::D3 (const Standard_Real U, const Standard_Real V,
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Pnt& P ,
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Vec& D1U , Vec& D1V,
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Vec& D2U , Vec& D2V, Vec& D2UV,
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Vec& D3U , Vec& D3V, Vec& D3UUV, Vec& D3UVV
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) const
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{
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ElSLib::ConeD3 (U, V, pos, radius, semiAngle, P, D1U, D1V, D2U, D2V,
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D2UV, D3U, D3V, D3UUV, D3UVV);
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}
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//=======================================================================
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//function : DN
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//purpose :
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//=======================================================================
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Vec Geom_ConicalSurface::DN (const Standard_Real U , const Standard_Real V,
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const Standard_Integer Nu, const Standard_Integer Nv ) const
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{
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Standard_RangeError_Raise_if (Nu + Nv < 1 || Nu < 0 || Nv < 0, " ");
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if (Nv > 1) { return Vec (0.0, 0.0, 0.0); }
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else {
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return ElSLib::ConeDN (U, V, pos, radius, semiAngle, Nu, Nv);
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}
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}
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//=======================================================================
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//function : UIso
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//purpose :
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//=======================================================================
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Handle(Geom_Curve) Geom_ConicalSurface::UIso (const Standard_Real U) const
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{
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Handle(Geom_Line)
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GL = new Geom_Line(ElSLib::ConeUIso(pos,radius,semiAngle,U));
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return GL;
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}
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//=======================================================================
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//function : VIso
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//purpose :
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//=======================================================================
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Handle(Geom_Curve) Geom_ConicalSurface::VIso (const Standard_Real V) const
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{
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Handle(Geom_Circle)
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GC = new Geom_Circle(ElSLib::ConeVIso(pos,radius,semiAngle,V));
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return GC;
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}
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//=======================================================================
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//function : Transform
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::Transform (const Trsf& T)
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{
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radius = radius * Abs(T.ScaleFactor());
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pos.Transform (T);
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}
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//=======================================================================
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//function : TransformParameters
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::TransformParameters(Standard_Real& ,
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Standard_Real& V,
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const gp_Trsf& T)
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const
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{
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if (!Precision::IsInfinite(V)) V *= Abs(T.ScaleFactor());
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}
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//=======================================================================
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//function : ParametricTransformation
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//purpose :
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//=======================================================================
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gp_GTrsf2d Geom_ConicalSurface::ParametricTransformation(const gp_Trsf& T)
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const
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{
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gp_GTrsf2d T2;
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gp_Ax2d Axis(gp::Origin2d(),gp::DX2d());
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T2.SetAffinity(Axis, Abs(T.ScaleFactor()));
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return T2;
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}
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//=======================================================================
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//function : DumpJson
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//purpose :
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//=======================================================================
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void Geom_ConicalSurface::DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth) const
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{
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OCCT_DUMP_TRANSIENT_CLASS_BEGIN (theOStream)
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OCCT_DUMP_BASE_CLASS (theOStream, theDepth, Geom_ElementarySurface)
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OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, radius)
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OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, semiAngle)
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}
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