v1.4.4

source/game/StarSongbook.hpp

@@ -0,0 +1,114 @@
+#ifndef STAR_SONGBOOK_HPP
+#define STAR_SONGBOOK_HPP
+
+#include "StarThread.hpp"
+#include "StarJson.hpp"
+#include "StarNetElementSystem.hpp"
+#include "StarGameTypes.hpp"
+
+namespace Star {
+
+STAR_CLASS(Audio);
+STAR_CLASS(AudioInstance);
+STAR_CLASS(World);
+STAR_CLASS(Songbook);
+STAR_CLASS(RenderCallback);
+
+class Songbook : public NetElementSyncGroup {
+public:
+  Songbook(String const& species);
+  ~Songbook();
+
+  void update(EntityMode mode, World* world);
+  void render(RenderCallback* renderCallback);
+
+  // instrument needs to tell the songbook what type it is, and needs to keep
+  // calling it to signal
+  // the instrument is still equiped
+  void keepalive(String const& instrument, Vec2F const& position);
+
+  void stop();
+  void play(Json const& song, String const& timesource);
+  bool active();
+  bool instrumentPlaying();
+
+private:
+  struct Note {
+    String instrument;
+    String file;
+    double timecode;
+    double duration;
+    double fadeout;
+    double velocity;
+  };
+
+  struct HeldNote {
+    AudioInstancePtr audio;
+    double start;
+    double end;
+  };
+
+  struct NoteMapping {
+    List<String> files;
+    double frequency;
+    double velocity;
+    double fadeout;
+  };
+
+  struct TimeSource {
+    int64_t keepalive;
+    int64_t epoch;
+  };
+
+  static double fundamentalFrequency(double p);
+  static double fundamentalPitch(double p);
+
+  void netElementsNeedLoad(bool full) override;
+  void netElementsNeedStore() override;
+
+  static StringMap<shared_ptr<TimeSource>> s_timeSources;
+  static Mutex s_timeSourcesMutex;
+
+  String m_species;
+  Vec2F m_position;
+
+  bool m_serverMode;
+
+  int64_t m_globalNowDelta;
+  int m_activeCooldown;
+  bool m_dataUpdated;
+  bool m_dataChanged;
+
+  String m_timeSource;
+  int64_t m_timeSourceEpoch;
+  String m_instrument;
+  Json m_song;
+  bool m_stopped;
+
+  Deque<Note> m_track;
+
+  List<HeldNote> m_heldNotes;
+  shared_ptr<TimeSource> m_timeSourceInstance;
+
+  List<AudioInstancePtr> m_pendingAudio;
+
+  List<Note> parseABC(String const& abc);
+
+  StringMap<Map<int, NoteMapping>> m_noteMapping;
+
+  NoteMapping& noteMapping(String const& instrument, String const& species, int note);
+
+  StringMap<AudioConstPtr> m_uncompressedSamples;
+
+  void playback();
+
+  NetElementData<Json> m_songNetState;
+  NetElementInt m_timeSourceEpochNetState;
+  NetElementString m_timeSourceNetState;
+  NetElementBool m_activeNetState;
+  NetElementString m_instrumentNetState;
+};
+
+}
+
+#endif