1 // Created on: 1992-01-22
3 // Copyright (c) 1992-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _V3d_DirectionalLight_HeaderFile
18 #define _V3d_DirectionalLight_HeaderFile
20 #include <V3d_PositionLight.hxx>
21 #include <V3d_TypeOfOrientation.hxx>
23 //! Directional light source for a viewer.
24 class V3d_DirectionalLight : public V3d_PositionLight
26 DEFINE_STANDARD_RTTIEXT(V3d_DirectionalLight, V3d_PositionLight)
29 //! Creates a directional light source in the viewer.
30 Standard_EXPORT V3d_DirectionalLight (const V3d_TypeOfOrientation theDirection = V3d_XposYposZpos,
31 const Quantity_Color& theColor = Quantity_NOC_WHITE,
32 const Standard_Boolean theIsHeadlight = Standard_False);
34 //! Creates a directional light source in the viewer.
35 Standard_EXPORT V3d_DirectionalLight (const gp_Dir& theDirection,
36 const Quantity_Color& theColor = Quantity_NOC_WHITE,
37 const Standard_Boolean theIsHeadlight = Standard_False);
39 //! Defines the direction of the light source by a predefined orientation.
40 Standard_EXPORT void SetDirection (V3d_TypeOfOrientation theDirection);
41 using Graphic3d_CLight::SetDirection;
43 //! @name hidden properties not applicable to directional light
46 using Graphic3d_CLight::Position;
47 using Graphic3d_CLight::SetPosition;
48 using Graphic3d_CLight::ConstAttenuation;
49 using Graphic3d_CLight::LinearAttenuation;
50 using Graphic3d_CLight::Attenuation;
51 using Graphic3d_CLight::SetAttenuation;
52 using Graphic3d_CLight::Angle;
53 using Graphic3d_CLight::SetAngle;
54 using Graphic3d_CLight::Concentration;
55 using Graphic3d_CLight::SetConcentration;
59 DEFINE_STANDARD_HANDLE(V3d_DirectionalLight, V3d_PositionLight)
61 #endif // _V3d_DirectionalLight_HeaderFile