comparison src/sc_converter.hpp @ 0:add35537fdbb tip

Initial import

+//  Copyright 2011, Ian Hobson.
+//
+//  This file is part of gpsynth.
+//
+//  gpsynth 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 3 of the License, or
+//  (at your option) any later version.
+//
+//  gpsynth is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with gpsynth in the file COPYING. 
+//  If not, see http://www.gnu.org/licenses/.
+
+// Converter class for SuperCollider, handles converting to synthdefs and dot
+// graphs
+
+#pragma once
+
+#include "converter.hpp"
+#include "sc_grammar.hpp"
+#include "synth_graph.hpp"
+
+#include <map>
+#include <set>
+#include <sstream>
+#include <vector>
+
+namespace sc {
+
+class Converter : public ConverterInterface {
+  const std::vector<sc::Command>& commands_;
+  std::map<sg::Vertex, int> variable_map_;
+  std::set<int> available_variables_;
+  int variables_created_;
+  std::stringstream command_script_;
+
+public:
+  Converter(const sc::Grammar& grammar) : commands_(grammar.Commands()) {}
+  
+  // converts a graph to graphviz DOT format
+  std::string ToDOT(const sg::Graph& graph);
+  
+  // generates a supercollider script intended for realtime use
+  void Export(const sg::Graph& graph,
+              const std::string& export_folder,
+              const std::string& export_name);
+  
+  // converts a graph to a supercollider synthdef
+  std::string ToSynthDef(const sg::Graph& graph,
+                         const std::string& synth_name,
+                         bool prepare_for_render = true,
+                         const std::string& synthdef_path = "");
+  
+  // generates a supercollider score for the graph
+  std::string ToScore(const sg::Graph& graph,
+                      const std::string& synth_name,
+                      const std::string& score_variable,
+                      bool prepare_for_render = true,
+                      const std::string& synthdef_path = "",
+                      double render_length = 0);
+  
+private:
+  void SynthDefVertex(sg::Vertex vertex, const sg::Graph& graph);
+  void SynthDefCommand(sg::Vertex vertex,
+                       const sg::Node& node,
+                       const sg::Graph& graph);
+  void SynthDefSpecial(sg::Vertex vertex,
+                       const sg::Node& node,
+                       const sg::Graph& graph);
+  
+  int AssignVariable(sg::Vertex vertex);
+  int GetVariable(sg::Vertex vertex);
+};
+
+} // sc namespace