DtEnvironmentVariables.h

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

#pragma once

#include <vrvUtil/vrvUtil.h>
#include <vrvUtil/DtVirtualBaseClassCreator.h>

#include <shared_mutex>

namespace makVrv
{
   enum class DtEnvironmentVariableEnumeration : unsigned int
   {
      MAK_OSG_MFT_ANCILLARY_VT_METAFLIGHT = 0,
      OSGEARTH_CACHE_PATH,
      VRV_OPTIONS,
      VIZ_PARAM,
      VRV_ELEMENT_DEF_WARNINGS_TO_INFO,
      VRV_SHOW_ENTITY_ERRORS,
      MAK_DISABLE_SYNC_OBSERVERS,
      VRV_GL_DEBUG,
      VRV_DEBUG_TEXTURE_LIMITS,
      JRM_DATA_DIR,
      OSG_DELETE_IN_DATABASE_THREAD,
      OSG_DO_PRE_COMPILE,
      VRV_DIG_LOGGING_ENABLE,
      VRV_LOGGER_CONTROL_UI_ENABLE,
      VRV_DEBUG_EMM_TEX_FILTER,
      VRV_ENABLE_LIGHT_POINT_REPLACE,
      VRV_DISABLE_SOFTEN_LIGHT_POINTS,
      OSG_NUM_DATABASE_THREADS,
      OSG_NUM_HTTP_DATABASE_THREADS,
      OSG_COMPILE_CONTEXTS,
      VRV_ALPHA_TO_COVERAGE_RENDERBIN,
      VRV_EXTRACTED_OCEAN_OSG,
      MAK_SCALABLEDATA,
      VRV_SFX_PREVENT_OPTICS_FOV_UPDATES,
      SENSORFX_OBSERVER_NAME,
      VRV_ENABLE_INDIRECT_LOG,
      USER_DEFINED = 10000
   };

   class DtDe;

   class DtEnvironmentVariables;

   typedef DtVirtualBaseClassCreator<DtEnvironmentVariables> DtEnvironmentVariablesCreator;

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

   class DT_DLL_VRVUTIL DtEnvironmentVariables
   {
   public:
      DtEnvironmentVariables(DtDe& de);

      virtual bool isDefined(DtEnvironmentVariableEnumeration enumValue);

      virtual bool getValue(DtEnvironmentVariableEnumeration enumValue, std::string& value);

      virtual void initializeCachedEnvironmentVariables();

   protected:
      virtual void initializeCachedEnvironmentVariable(DtEnvironmentVariableEnumeration, const std::string&);

   protected:
      std::map<DtEnvironmentVariableEnumeration, std::string> myCachedEnvironmentVariableValues;
      std::shared_timed_mutex myMutex;
   };
}