ian@0: //  Copyright 2011, Ian Hobson.
ian@0: //
ian@0: //  This file is part of gpsynth.
ian@0: //
ian@0: //  gpsynth is free software: you can redistribute it and/or modify
ian@0: //  it under the terms of the GNU General Public License as published by
ian@0: //  the Free Software Foundation, either version 3 of the License, or
ian@0: //  (at your option) any later version.
ian@0: //
ian@0: //  gpsynth is distributed in the hope that it will be useful,
ian@0: //  but WITHOUT ANY WARRANTY; without even the implied warranty of
ian@0: //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
ian@0: //  GNU General Public License for more details.
ian@0: //
ian@0: //  You should have received a copy of the GNU General Public License
ian@0: //  along with gpsynth in the file COPYING. 
ian@0: //  If not, see http://www.gnu.org/licenses/.
ian@0: 
ian@0: // Evaluator for SuperCollider synth graphs. Sends converted synthdefs to
ian@0: // SuperCollider for rendering.
ian@0: 
ian@0: #pragma once
ian@0: 
ian@0: #include "evaluator.hpp"
ian@0: #include "file_comparer.hpp"
ian@0: #include "sc_grammar.hpp"
ian@0: 
ian@0: #include "boost/shared_ptr.hpp"
ian@0: #include "boost/thread/barrier.hpp"
ian@0: #include "boost/thread/condition_variable.hpp"
ian@0: #include "boost/thread/mutex.hpp"
ian@0: 
ian@0: #include <queue>
ian@0: #include <string>
ian@0: 
ian@0: namespace sc {
ian@0: 
ian@0: // forward declaration of worker
ian@0: class EvaluatorWorker;
ian@0: typedef boost::shared_ptr<EvaluatorWorker> EvaluatorWorkerPtr;
ian@0: 
ian@0: class Evaluator : public EvaluatorInterface {
ian@0:   friend class EvaluatorWorker;
ian@0:   const sc::Grammar& grammar_;
ian@0:   const std::string sc_app_path_;
ian@0:   const std::string sc_plugins_path_;
ian@0:   const std::string sclang_path_;
ian@0:   const std::string scsynth_path_;
ian@0:   std::string work_folder_;
ian@0:   std::string osc_folder_;
ian@0:   std::string audio_folder_;
ian@0:   std::string sc_folder_;
ian@0:   std::string synthdef_folder_;
ian@0:   std::queue<sg::Graph*> work_queue_;
ian@0:   boost::mutex work_mutex_;
ian@0:   boost::condition_variable queue_condition_;
ian@0:   boost::condition_variable work_done_condition_;
ian@0:   boost::shared_ptr<boost::barrier> work_done_barrier_;
ian@0:   std::vector<EvaluatorWorkerPtr> workers_;
ian@0:   std::size_t graphs_to_rate_;
ian@0:   EvaluatorListenerInterface* listener_;
ian@0:   int synth_name_zero_pad_length_;
ian@0:   
ian@0: public:
ian@0:   Evaluator(const sc::Grammar& grammar,
ian@0:             const std::string& sc_app_path,
ian@0:             const dsp::FileComparer& target,
ian@0:             int core_limit = 0);
ian@0:   ~Evaluator();
ian@0:   void RateGraphs(std::vector<sg::Graph>& graphs);
ian@0:   void SetWorkFolder(const std::string& path);
ian@0:   void SetListener(EvaluatorListenerInterface* listener) { 
ian@0:     listener_ = listener;
ian@0:   }
ian@0: };
ian@0:   
ian@0: } // sc namespace