// Copyright (c) 2016 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _Graphic3d_TypeOfLimit_HeaderFile
#define _Graphic3d_TypeOfLimit_HeaderFile

//! Type of graphic resource limit.
enum Graphic3d_TypeOfLimit
{
  Graphic3d_TypeOfLimit_MaxNbLights,                    //!< maximum number of active light sources
  Graphic3d_TypeOfLimit_MaxNbClipPlanes,                //!< maximum number of active clipping planes
  Graphic3d_TypeOfLimit_MaxNbViews,                     //!< maximum number of views
  Graphic3d_TypeOfLimit_MaxTextureSize,                 //!< maximum size of texture
  Graphic3d_TypeOfLimit_MaxViewDumpSizeX,               //!< maximum width  for image dump
  Graphic3d_TypeOfLimit_MaxViewDumpSizeY,               //!< maximum height for image dump
  Graphic3d_TypeOfLimit_MaxCombinedTextureUnits,        //!< maximum number of combined texture units for multitexturing
  Graphic3d_TypeOfLimit_MaxMsaa,                        //!< maximum number of MSAA samples
  Graphic3d_TypeOfLimit_HasPBR,                         //!< indicates whether PBR metallic-roughness shading model is supported
  Graphic3d_TypeOfLimit_HasRayTracing,                  //!< indicates whether ray tracing is supported
  Graphic3d_TypeOfLimit_HasRayTracingTextures,          //!< indicates whether ray tracing textures are supported
  Graphic3d_TypeOfLimit_HasRayTracingAdaptiveSampling,  //!< indicates whether adaptive screen sampling is supported
  Graphic3d_TypeOfLimit_HasRayTracingAdaptiveSamplingAtomic,//!< indicates whether optimized adaptive screen sampling is supported (hardware supports atomic float operations)
  Graphic3d_TypeOfLimit_HasSRGB,                        //!< indicates whether sRGB rendering is supported
  Graphic3d_TypeOfLimit_HasBlendedOit,                  //!< indicates whether necessary GL extensions for Weighted, Blended OIT available (without MSAA).
  Graphic3d_TypeOfLimit_HasBlendedOitMsaa,              //!< indicates whether necessary GL extensions for Weighted, Blended OIT available (with MSAA).
  Graphic3d_TypeOfLimit_HasFlatShading,                 //!< indicates whether Flat shading (Graphic3d_TypeOfShadingModel_PhongFacet) is supported
  Graphic3d_TypeOfLimit_HasMeshEdges,                   //!< indicates whether advanced mesh edges presentation is supported
  Graphic3d_TypeOfLimit_IsWorkaroundFBO,                //!< indicates whether workaround for Intel driver problem with empty FBO for images with big width is applied.
  Graphic3d_TypeOfLimit_NB                              //!< number of elements in this enumeration
};

#endif // _Graphic3d_TypeOfLimit_HeaderFile