DtEffectManager.h

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/******************************************************************************
** Copyright (c) 2023 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/

#pragma once

#include <vrvGraphics/DtEffect.h>
#include <unordered_map>

namespace makVrv
{
   class DT_DLL_VRVGRAPHICS DtEffectManager
   {
   public:

      DtEffectManager(const std::string& dataPath);

      ~DtEffectManager();

      void releaseResources();

      void reloadShaders();

      DtEffect* createEffect(const std::string& effectName, const std::string& defines
         , DtEffectCreator::CreateParameters* params = 0) const;

      DtEffect* findSharedEffect(const std::string& effectName, const std::string& defines
         , DtEffectCreator::CreateParameters* params = 0);

      void registerEffectCreator(const std::string& effectName, DtEffectCreator* creator);

   protected:
      typedef std::unordered_map<std::string, DtEffectCreator*> CreatorMap;
      typedef std::unordered_map<std::string, DtEffect*> EffectMap;

      CreatorMap myEffectCreators;
      EffectMap mySharedEffects;

      std::string myDataPath;
   };
}