DtGlCaps.h

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/******************************************************************************
** Copyright (c) 2018 VT-MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvGraphicsUtils/vrvGraphicsUtils.h>
#include <vrvGraphicsUtils/DtVector3.h>

namespace makVrv
{
   class DT_DLL_VRVGRAPHICSUTILS DtGlCaps
   {
   protected:
      DtGlCaps();
      virtual ~DtGlCaps();

   public:

      int maxCombinedAtomicCounterBuffers(void) const;

      DtVector3<int> maxComputeWorkGroupCount(void) const;

      DtVector3<int> maxComputeWorkGroupSize(void) const;

      int maxComputeWorkGroupInvocations(void) const;

      int maxTextureImageUnits(void) const;

   public:
      static DtGlCaps& instance();

   protected:
      int myMaxAtomicCounters;
      Vector3_int myMaxWorkGroupCount;
      Vector3_int myMaxWorkGroupSize;
      int myMaxGroupInvocations;
      int myMaxTextureImageUnits;
   };
}