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d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
108 lines
3.1 KiB
C++
108 lines
3.1 KiB
C++
// Created on: 1992-11-06
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// Created by: Remi LEQUETTE
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// Copyright (c) 1992-1999 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 <BRepPrim_Sphere.ixx>
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#include <gp.hxx>
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#include <gp_Ax2d.hxx>
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#include <Precision.hxx>
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#include <Geom_SphericalSurface.hxx>
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#include <Geom_Circle.hxx>
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#include <Geom2d_Circle.hxx>
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// parameters on the meridian
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#define PMIN (-0.5*M_PI)
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#define PMAX (0.5*M_PI)
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//=======================================================================
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//function : BRepPrim_Sphere
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//purpose :
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//=======================================================================
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BRepPrim_Sphere::BRepPrim_Sphere(const Standard_Real Radius) :
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BRepPrim_Revolution(gp::XOY(),PMIN,PMAX),
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myRadius(Radius)
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{
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SetMeridian();
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}
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//=======================================================================
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//function : BRepPrim_Sphere
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//purpose :
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//=======================================================================
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BRepPrim_Sphere::BRepPrim_Sphere(const gp_Pnt& Center,
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const Standard_Real Radius) :
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BRepPrim_Revolution(gp_Ax2(Center,gp_Dir(0,0,1),gp_Dir(1,0,0)),
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PMIN,PMAX),
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myRadius(Radius)
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{
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SetMeridian();
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}
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//=======================================================================
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//function : BRepPrim_Sphere
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//purpose :
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//=======================================================================
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BRepPrim_Sphere::BRepPrim_Sphere(const gp_Ax2& Axes,
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const Standard_Real Radius) :
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BRepPrim_Revolution(Axes,PMIN,PMAX),
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myRadius(Radius)
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{
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SetMeridian();
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}
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//=======================================================================
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//function : MakeEmptyLateralFace
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//purpose :
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//=======================================================================
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TopoDS_Face BRepPrim_Sphere::MakeEmptyLateralFace()const
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{
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Handle(Geom_SphericalSurface) S =
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new Geom_SphericalSurface(Axes(),myRadius);
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TopoDS_Face F;
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myBuilder.Builder().MakeFace(F,S,Precision::Confusion());
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return F;
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}
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//=======================================================================
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//function : SetMeridian
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//purpose :
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//=======================================================================
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void BRepPrim_Sphere::SetMeridian()
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{
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// Offset the parameters on the meridian
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// to trim the edge in 3pi/2, 5pi/2
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SetMeridianOffset(2*M_PI);
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gp_Dir D = Axes().YDirection();
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D.Reverse();
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gp_Ax2 A(Axes().Location(),D,Axes().XDirection());
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Handle(Geom_Circle) C = new Geom_Circle(A,myRadius);
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Handle(Geom2d_Circle) C2d =
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new Geom2d_Circle(gp_Ax2d(gp_Pnt2d(0,0),gp_Dir2d(1,0)),
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myRadius);
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Meridian(C,C2d);
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}
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