text: 
  //
  // This source file is part of appleseed.
  // Visit https://appleseedhq.net/ for additional information and resources.
  //
  // This software is released under the MIT license.
  //
  // Copyright (c) 2010-2013 Francois Beaune, Jupiter Jazz Limited
  // Copyright (c) 2014-2018 Francois Beaune, The appleseedhq Organization
  //
  // Permission is hereby granted, free of charge, to any person obtaining a copy
  // of this software and associated documentation files (the "Software"), to deal
  // in the Software without restriction, including without limitation the rights
  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  // copies of the Software, and to permit persons to whom the Software is
  // furnished to do so, subject to the following conditions:
  //
  // The above copyright notice and this permission notice shall be included in
  // all copies or substantial portions of the Software.
  //
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  // THE SOFTWARE.
  //
  
  #pragma once
  
  // appleseed.renderer headers.
  #include "renderer/modeling/edf/edf.h"
  #include "renderer/modeling/entity/entitytraits.h"
  #include "renderer/modeling/scene/containers.h"
  
  // appleseed.foundation headers.
  #include "foundation/utility/autoreleaseptr.h"
  #include "foundation/utility/containers/dictionary.h"
  
  // Forward declarations.
  namespace renderer  { class EDFFactoryRegistrar; }
  
  namespace renderer
  {
  
  //
  // EDF entity traits.
  //
  
  template <>
  struct EntityTraits<EDF>
  {
      typedef EDFContainer ContainerType;
      typedef EDFFactoryRegistrar FactoryRegistrarType;
  
      static const char* get_entity_type_name()                           { return "edf"; }
      static const char* get_human_readable_entity_type_name()            { return "EDF"; }
      static const char* get_human_readable_collection_type_name()        { return "EDFs"; }
  
      template <typename ParentEntity>
      static ContainerType& get_entity_container(ParentEntity& parent)    { return parent.edfs(); }
  
      static foundation::Dictionary get_entity_values(const EDF* entity)
      {
          return entity->get_parameters();
      }
  
      template <typename ParentEntity>
      static void insert_entity(
          foundation::auto_release_ptr<EDF>   entity,
          ParentEntity&                       parent)
      {
          get_entity_container(parent).insert(entity);
      }
  
      template <typename ParentEntity>
      static void remove_entity(
          EDF*                                entity,
          ParentEntity&                       parent)
      {
          get_entity_container(parent).remove(entity);
      }
  };
  
  }   // namespace renderer
  