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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.
228 lines
6.5 KiB
C++
228 lines
6.5 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 <Geom_Circle.ixx>
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#include <gp_XYZ.hxx>
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#include <ElCLib.hxx>
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#include <Standard_RangeError.hxx>
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#include <Standard_ConstructionError.hxx>
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typedef Geom_Circle Circle;
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typedef Handle(Geom_Circle) Handle(Circle);
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typedef gp_Ax2 Ax2;
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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_Circle::Copy() const {
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Handle(Circle) C;
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C = new Circle (pos, radius);
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return C;
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}
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//=======================================================================
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//function : Geom_Circle
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//purpose :
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//=======================================================================
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Geom_Circle::Geom_Circle (const gp_Circ& C) : radius (C.Radius()) {
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pos = C.Position();
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}
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//=======================================================================
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//function : Geom_Circle
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//purpose :
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//=======================================================================
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Geom_Circle::Geom_Circle (const Ax2& A2, const Standard_Real R) : radius (R) {
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if (R < 0.0) Standard_ConstructionError::Raise();
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pos = A2;
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}
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//=======================================================================
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//function : IsClosed
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//purpose :
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//=======================================================================
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Standard_Boolean Geom_Circle::IsClosed () const { return Standard_True; }
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//=======================================================================
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//function : IsPeriodic
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//purpose :
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//=======================================================================
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Standard_Boolean Geom_Circle::IsPeriodic () const { return Standard_True; }
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//=======================================================================
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//function : ReversedParameter
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//purpose :
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//=======================================================================
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Standard_Real Geom_Circle::ReversedParameter( 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 : Eccentricity
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//purpose :
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//=======================================================================
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Standard_Real Geom_Circle::Eccentricity () const { return 0.0; }
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//=======================================================================
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//function : FirstParameter
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//purpose :
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//=======================================================================
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Standard_Real Geom_Circle::FirstParameter () const { return 0.0; }
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//=======================================================================
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//function : LastParameter
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//purpose :
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//=======================================================================
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Standard_Real Geom_Circle::LastParameter () const { return 2.0 * M_PI; }
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//=======================================================================
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//function : Circ
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//purpose :
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//=======================================================================
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gp_Circ Geom_Circle::Circ () const { return gp_Circ (pos, radius); }
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//=======================================================================
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//function : SetCirc
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//purpose :
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//=======================================================================
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void Geom_Circle::SetCirc (const gp_Circ& C) {
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radius = C.Radius();
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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_Circle::SetRadius (const Standard_Real R) {
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if (R < 0.0) Standard_ConstructionError::Raise();
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radius = R;
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}
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//=======================================================================
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//function : Radius
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//purpose :
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//=======================================================================
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Standard_Real Geom_Circle::Radius() const
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{
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return radius;
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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_Circle::D0 (const Standard_Real U, Pnt& P) const {
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P = ElCLib::CircleValue (U, pos, radius);
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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_Circle::D1 (const Standard_Real U, Pnt& P, Vec& V1) const {
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ElCLib::CircleD1 (U, pos, radius, P, V1);
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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_Circle::D2 (const Standard_Real U, Pnt& P, Vec& V1, Vec& V2) const {
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ElCLib::CircleD2 (U, pos, radius, P, V1, V2);
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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_Circle::D3 (
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const Standard_Real U, Pnt& P, Vec& V1, Vec& V2, Vec& V3) const {
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ElCLib::CircleD3 (U, pos, radius, P, V1, V2, V3);
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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_Circle::DN (const Standard_Real U, const Standard_Integer N) const {
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Standard_RangeError_Raise_if (N < 1, " ");
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return ElCLib::CircleDN (U, pos, radius, N);
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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_Circle::Transform (const Trsf& T) {
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radius = radius * Abs(T.ScaleFactor());
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pos.Transform (T);
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}
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