include/opencascade/Vrml_OrthographicCamera.hxx

0001 // Created on: 1997-02-12
0002 // Created by: Alexander BRIVIN
0003 // Copyright (c) 1997-1999 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 _Vrml_OrthographicCamera_HeaderFile
0018 #define _Vrml_OrthographicCamera_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <gp_Vec.hxx>
0025 #include <Vrml_SFRotation.hxx>
0026 #include <Standard_OStream.hxx>
0027
0028
0029 //! specifies a OrthographicCamera node of VRML specifying properties of cameras.
0030 //! An orthographic camera defines a parallel projection from a viewpoint. This camera does
0031 //! not diminish objects with distance, as a PerspectiveCamera does. The viewing volume for
0032 //! an orthographic camera is a rectangular parallelepiped (a box).
0033 class Vrml_OrthographicCamera
0034 {
0035 public:
0036
0037   DEFINE_STANDARD_ALLOC
0038
0039
0040   Standard_EXPORT Vrml_OrthographicCamera();
0041
0042   Standard_EXPORT Vrml_OrthographicCamera(const gp_Vec& aPosition, const Vrml_SFRotation& aOrientation, const Standard_Real aFocalDistance, const Standard_Real aHeight);
0043
0044   Standard_EXPORT void SetPosition (const gp_Vec& aPosition);
0045
0046   Standard_EXPORT gp_Vec Position() const;
0047
0048   Standard_EXPORT void SetOrientation (const Vrml_SFRotation& aOrientation);
0049
0050   Standard_EXPORT Vrml_SFRotation Orientation() const;
0051
0052   Standard_EXPORT void SetFocalDistance (const Standard_Real aFocalDistance);
0053
0054   Standard_EXPORT Standard_Real FocalDistance() const;
0055
0056   Standard_EXPORT void SetHeight (const Standard_Real aHeight);
0057
0058   Standard_EXPORT Standard_Real Height() const;
0059
0060   Standard_EXPORT Standard_OStream& Print (Standard_OStream& anOStream) const;
0061
0062
0063
0064
0065 protected:
0066
0067
0068
0069
0070
0071 private:
0072
0073
0074
0075   gp_Vec myPosition;
0076   Vrml_SFRotation myOrientation;
0077   Standard_Real myFocalDistance;
0078   Standard_Real myHeight;
0079
0080
0081 };
0082
0083
0084
0085
0086
0087
0088
0089 #endif // _Vrml_OrthographicCamera_HeaderFile