Tone Generation

include/vamp_zero/audio.hpp

@@ -4,12 +4,18 @@
 #include <expected>
 #include <memory>
 #include <mutex>
+#include <future>
+#include <optional>
+#include <filesystem>
+
+#include <boost/asio/thread_pool.hpp>
 
 #include <modulus.hpp>
 #include <sonus.hpp>
 
 #include <vamp_zero/config.hpp>
 #include <vamp_zero/types.hpp>
+#include <vamp_zero/score_loader.hpp>
 
 
 namespace vamp_zero {
@@ -21,6 +27,7 @@ public:
   auto operator=(vamp_zero::audio_controller const &) -> vamp_zero::audio_controller & = delete;
   ~audio_controller();
   auto sync(vamp_zero::app_state const &state) -> void;
+  auto tick(vamp_zero::app_state const &state, vamp_zero::score_load_state const &loaded, std::filesystem::path const &assets) -> std::optional<std::expected<void, modulus::error>>;
 private:
   auto make_metronome_config(vamp_zero::app_state const &state) const -> sonus::metronome_config;
   vamp_zero::audio_config config_{};
@@ -28,6 +35,13 @@ private:
   mutable std::mutex mutex_{};
   std::bool_t metronome_running_{false};
   std::uint32_t last_metronome_bpm_{};
+  boost::asio::thread_pool worker_{1};
+  std::future<std::expected<sonus::prepared_sequence, modulus::error>> preparation_{};
+  std::uint64_t preparing_session_{};
+  std::optional<std::uint64_t> attempted_session_{};
+  std::shared_ptr<vamp_zero::catalogue const> catalog_{};
+  sonus::playback_session playback_{};
+  std::bool_t reported_{true};
 };
 
 auto create_audio_controller(vamp_zero::audio_config const &config) -> std::expected<std::unique_ptr<vamp_zero::audio_controller>, modulus::error>;