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LibAudio/Piano: Replace floats with doubles

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We should default to double-precision so that clients can make the
choice to use float or double.
This commit is contained in:
William McPherson 2020-02-10 23:45:10 +11:00 • committed by Andreas Kling
parent d55d2b2794
commit aa149b9330
5 changed files with 30 additions and 30 deletions
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10
Applications/Piano/AudioEngine.cpp
View file

@ -158,10 +158,10 @@ String AudioEngine::set_recorded_sample(const StringView& path)
m_recorded_sample.clear();
m_recorded_sample.resize(wav_buffer->sample_count());
float peak = 0;
double peak = 0;
for (int i = 0; i < wav_buffer->sample_count(); ++i) {
float left_abs = fabs(wav_buffer->samples()[i].left);
float right_abs = fabs(wav_buffer->samples()[i].right);
double left_abs = fabs(wav_buffer->samples()[i].left);
double right_abs = fabs(wav_buffer->samples()[i].right);
if (left_abs > peak)
peak = left_abs;
if (right_abs > peak)
@ -228,8 +228,8 @@ Audio::Sample AudioEngine::recorded_sample(size_t note)
int t = m_pos[note];
if (t >= m_recorded_sample.size())
return 0;
float w_left = m_recorded_sample[t].left;
float w_right = m_recorded_sample[t].right;
double w_left = m_recorded_sample[t].left;
double w_right = m_recorded_sample[t].right;
if (t + 1 < m_recorded_sample.size()) {
double t_fraction = m_pos[note] - t;
w_left += (m_recorded_sample[t + 1].left - m_recorded_sample[t].left) * t_fraction;

2
Applications/Piano/SamplerWidget.cpp
View file

@ -46,7 +46,7 @@ WaveEditor::~WaveEditor()
{
}
int WaveEditor::sample_to_y(float percentage) const
int WaveEditor::sample_to_y(double percentage) const
{
double portion_of_half_height = percentage * ((frame_inner_rect().height() - 1) / 2.0);
double y = (frame_inner_rect().height() / 2.0) + portion_of_half_height;

2
Applications/Piano/SamplerWidget.h
View file

@ -45,7 +45,7 @@ private:
virtual void paint_event(GUI::PaintEvent&) override;
int sample_to_y(float percentage) const;
int sample_to_y(double percentage) const;
AudioEngine& m_audio_engine;
};