DtIndirectGeometryUpdateSystem.h

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/******************************************************************************
** Copyright (c) 2025 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>

#include <vrvUtil/DtVirtualBaseClassCreator.h>

#include <mutex>
#include <vector>

namespace osg
{
   class FrameStamp;
}

namespace makVrv
{
   // Forward declarations.
   class DtIndirectGeometry;
   class DtIndirectGeometryUpdateSystem;


   typedef DtVirtualBaseClassCreator<DtIndirectGeometryUpdateSystem> DtIndirectGeometryUpdateSystemCreator;

   template <>
   inline const char* creatorTypeName<DtIndirectGeometryUpdateSystem>(void) { return "DtIndirectGeometryUpdateSystemCreator"; }


   class DT_DLL_VRVOSG DtIndirectGeometryUpdateSystem : public DtVirtualBaseClass
   {
   public:

      static DtIndirectGeometryUpdateSystem& instance(DtDe& de);

      static void registerInstance(DtDe& de, DtIndirectGeometryUpdateSystem* system);

      static const std::string& theClassName();

   public:

      virtual ~DtIndirectGeometryUpdateSystem();

      DtIndirectGeometryUpdateSystem(
         const DtIndirectGeometryUpdateSystem& other) = delete;

      DtIndirectGeometryUpdateSystem(
         const DtIndirectGeometryUpdateSystem&& other) = delete;

      DtIndirectGeometryUpdateSystem& operator=(
         const DtIndirectGeometryUpdateSystem& other) = delete;

      DtIndirectGeometryUpdateSystem& operator=(
         const DtIndirectGeometryUpdateSystem&& other) = delete;


   public:

      virtual void registerComponent(DtIndirectGeometry* component);

      virtual void unregisterComponent(const DtIndirectGeometry* component);

      virtual void update(const osg::FrameStamp* frameStamp);

   protected:

      DtIndirectGeometryUpdateSystem(DtDe& de);

   protected:

      DtDe& myDe;

      std::mutex myComponentMutex;
      std::vector<DtIndirectGeometry*> myComponents;
   };

}