DtImGuiHelper.h

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/*******************************************************************************
** Copyright (c) 2021 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/


#include <vrvOsg/vrvOsg.h>

#include <osg/Texture>

#include <string>

namespace osg
{
   class State;
   class Group;
   class TextureObjectManager;
   class RenderInfo;
}

namespace osgViewer
{
   class CompositeViewer;
}


namespace makVrv
{
   class DtImGuiLoaderStatsData;
   class DtDe;
   class DtOsgRenderer;

   class DT_DLL_VRVOSG DtImguiHelper
   {
   public:
      DtImguiHelper(DtDe& de);

      virtual ~DtImguiHelper();

      DtImguiHelper() = delete;

      DtImguiHelper(const DtImguiHelper& rhs) = delete;

      DtImguiHelper& operator=(const DtImguiHelper& rhs) = delete;

   public:
      virtual void releaseResources(osg::State* state);

      virtual void updateLoaderStats(DtOsgRenderer& renderer,
         const osg::ref_ptr<osg::Group>& renderRoot,
         osgViewer::CompositeViewer& viewer, osg::TextureObjectManager* tom);

      virtual DtImGuiLoaderStatsData* loaderStatsData(void);

      virtual void createProfilerUI(osg::RenderInfo& renderInfo, unsigned int state);

      virtual int numMultiSamples();

      virtual void addTextureEntry(const std::string &sharedPath, const std::string &name
         , const osg::Texture * osgTexture, const osg::Texture::TextureObject * osgTextureObject);

      virtual void addTextureEntry(const std::string& sharedPath, const std::string& name
         , int refCount, unsigned int textureId);

   protected:
      virtual void addTextureEntry(const std::string& sharedPath, const std::string& name, int refCount
         , int textureID
         , int textureWidth, int textureHeight
         , int textureSize
         , int internalFormat);

   protected:
      DtImGuiLoaderStatsData* myLoaderStatsData;
      int myNumMultiSamples;
      int mySwapInterval;
      bool myMultiSampleOverriden;
      DtDe& myDe;
   };

}