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Piano: Add export action

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This is a pretty rudimentary WAV export function for Piano.
This commit is contained in:
William McPherson 2020-02-07 00:32:46 +11:00 • committed by Andreas Kling
parent 5dc014b261
commit b7d190bd10
3 changed files with 49 additions and 0 deletions
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18
Applications/Piano/AudioEngine.cpp
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@ -125,6 +125,24 @@ void AudioEngine::fill_buffer(FixedArray<Sample>& buffer)
swap(m_front_buffer_ptr, m_back_buffer_ptr);
}
void AudioEngine::reset()
{
memset(m_front_buffer.data(), 0, buffer_size);
memset(m_back_buffer.data(), 0, buffer_size);
m_front_buffer_ptr = &m_front_buffer;
m_back_buffer_ptr = &m_back_buffer;
m_delay_buffers.clear();
memset(m_note_on, 0, sizeof(m_note_on));
memset(m_power, 0, sizeof(m_power));
memset(m_envelope, 0, sizeof(m_envelope));
m_time = 0;
m_current_column = 0;
m_previous_column = horizontal_notes - 1;
}
// All of the information for these waves is on Wikipedia.
double AudioEngine::sine(size_t note)