Line data    Source code

       1              : #pragma once
       2              : 
       3              : #include <atomic>
       4              : #include <memory>
       5              : #include <vector>
       6              : 
       7              : #include "audio/utils/spsc_queue.h"
       8              : 
       9              : namespace Amplitron {
      10              : 
      11              : class Effect;
      12              : class AudioGraph;
      13              : class AudioGraphExecutor;
      14              : 
      15              : /**
      16              :  * @brief Dispatcher for dynamic parameters and UI commands sent to the audio thread.
      17              :  * Satisfies the Single Responsibility Principle (SRP).
      18              :  */
      19              : class AudioCommandDispatcher {
      20              :    public:
      21         1090 :     AudioCommandDispatcher() = default;
      22              :     ~AudioCommandDispatcher() = default;
      23              : 
      24              :     void push_param_change(int effect_index, int param_index, float value);
      25              :     void push_mixer_gain_change(int node_id, int pin_index, float gain);
      26              :     void push_effect_enabled(int effect_index, float enabled);
      27              :     void push_effect_mix(int effect_index, float mix);
      28              :     void push_input_gain(float gain);
      29              :     void push_output_gain(float gain);
      30              : 
      31              :     // Audio thread side
      32              :     void drain_gain_commands(std::atomic<float>& input_gain, std::atomic<float>& output_gain,
      33              :                              std::shared_ptr<AudioGraphExecutor>& executor);
      34              : 
      35              :     void drain_commands(std::atomic<float>& input_gain, std::atomic<float>& output_gain,
      36              :                         std::shared_ptr<AudioGraphExecutor>& executor, AudioGraph& main_graph,
      37              :                         std::vector<std::shared_ptr<Effect>>& dummy_effects);
      38              : 
      39              :    private:
      40              :     SPSCQueue<AudioCommand, 256> command_queue_;
      41              : };
      42              : 
      43              : }  // namespace Amplitron