get_audio_buffer()

std::optional< std::vector< double > > MayaFlux::Nodes::Network::NodeNetwork::get_audio_buffer ( ) const

virtual

Get cached audio buffer from last process_batch()

Returns

Optional vector of samples

Returns the buffer generated by the most recent process_batch() call. All channels requesting this network's output get the same buffer.

Reimplemented in MayaFlux::Nodes::Network::ResonatorNetwork.

Definition at line 16 of file NodeNetwork.cpp.

{
    if (m_output_mode != OutputMode::AUDIO_SINK && m_output_mode != OutputMode::AUDIO_COMPUTE)
        return std::nullopt;
 
    while (m_audio_buffer_lock.test_and_set(std::memory_order_acquire))
        std::this_thread::yield();
 
    auto result = m_last_audio_buffer.empty()
        ? std::nullopt
        : std::optional<std::vector<double>> { m_last_audio_buffer };
    m_audio_buffer_lock.clear(std::memory_order_release);
 
    return result;
}

References MayaFlux::Nodes::Network::AUDIO_COMPUTE, MayaFlux::Nodes::Network::AUDIO_SINK, m_audio_buffer_lock, m_last_audio_buffer, and m_output_mode.