play-process.hpp

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/*
  PLAY-PROCESS.hpp  -  state frame for an ongoing play/render process

   Copyright (C)
     2011,            Hermann Vosseler <Ichthyostega@web.de>

  **Lumiera** is free software; you can redistribute it and/or modify it
  under the terms of the GNU General Public License as published by the
  Free Software Foundation; either version 2 of the License, or (at your
  option) any later version. See the file COPYING for further details.

*/

#ifndef STEAM_PLAY_PLAY_PROCESS_H
#define STEAM_PLAY_PLAY_PROCESS_H


#include "lib/error.hpp"
#include "lib/nocopy.hpp"
//#include "include/dummy-player-facade.h"
//#include "include/display-facade.h"
//#include "common/instancehandle.hpp"
//#include "lib/singleton-ref.hpp"
#include "steam/mobject/model-port.hpp"
#include "steam/engine/calc-stream.hpp"
#include "lib/iter-source.hpp"                 
#include "lib/util.hpp"

#include <functional>
//#include <string>
#include <vector>


namespace steam {
namespace play {

//    using std::string;
//    using lumiera::Subsys;
//    using lumiera::Display;
//    using lumiera::DummyPlayer;
  using util::isnil;
  using steam::mobject::ModelPort;
  using std::function;
  
  typedef lib::IterSource<ModelPort>::iterator ModelPorts;
  
  namespace error = lumiera::error;
  
  
  
  
  class Feed
    {
      engine::CalcStreams renderStreams_;
      
    public:
      
      Feed (engine::CalcStreams const&);
    };
  
  typedef function<Feed(ModelPort)> FeedBuilder;
  typedef std::vector<Feed>         OutputFeeds;
    
  
  /**************************************************/
  class PlayProcess
    : util::NonCopyable
    {
      OutputFeeds outputFeeds_;
      
      PlayProcess (OutputFeeds feeds);
      
    public:
      static PlayProcess*
      initiate (ModelPorts dataGenerators, FeedBuilder);
    };
  
  
  
  
}} // namespace steam::play
#endif