DtIndirectEffectTexturesTemplate.h

Go to the documentation of this file.

/******************************************************************************
** Copyright (c) 2017 VT-MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>

#include <vrvGraphicsUtils/DtCommonTypes.h>

namespace makVrv
{
   // Example: a template with types registered in order with these types, will have the corresponding internal index:
   // ETT_NORMAL_MAP       -> 0
   // ETT_AO_MAP           -> 1
   // ETT_SPECULAR_MAP     -> 2
   // ETT_LIGHT_MAP        -> 3
   // even though the corresponding enums in DtOsgEffectTextureController::EffectTextureType are not necessarily that index/in order
   // This enforced ordering ensures that the textures referred to in the indirect rendering engine code/shaders will always be found at those indices
   class DT_DLL_VRVOSG DtIndirectEffectTexturesTemplate
   {
   public:
      DtIndirectEffectTexturesTemplate();

      virtual ~DtIndirectEffectTexturesTemplate();

      virtual void registerType(int type);

      virtual int numEffectTextures(void) const;

      virtual int indexForType(int type) const;

      virtual int typeForIndex(int index) const;
   protected:
      MapIntToInt myTypeToIndex;
      MapIntToInt myIndexToType;
   };
}