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Fix crackly audio

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This commit is contained in:
Gwilym Inzani 2023-07-16 20:37:48 +01:00
parent 8191de3546
commit d4b2a2bc1a
1 changed files with 6 additions and 6 deletions
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12
agb/src/sound/mixer/sw_mixer.rs
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@ -414,7 +414,7 @@ impl MixerBuffer {
) {
working_buffer.fill(0.into());
let mut channels = channels
let channels = channels
.filter(|channel| !channel.is_done)
.filter_map(|channel| {
let playback_speed = if channel.is_stereo {
@ -448,6 +448,8 @@ impl MixerBuffer {
self.frequency.buffer_size(),
);
}
channel.pos += 2 * self.frequency.buffer_size() as u32;
} else {
let right_amount = ((channel.panning + 1) / 2) * channel.volume;
let left_amount = ((-channel.panning + 1) / 2) * channel.volume;
@ -455,7 +457,7 @@ impl MixerBuffer {
let channel_len = Num::<u32, 8>::new(channel.data.len() as u32);
'outer: for i in 0..self.frequency.buffer_size() {
while channel.pos >= channel_len {
if channel.pos >= channel_len {
if channel.should_loop {
channel.pos -= channel_len;
} else {
@ -466,15 +468,13 @@ impl MixerBuffer {
let value = channel.data[channel.pos.floor() as usize] as i8 as i16;
working_buffer[2 * i] += left_amount * value;
working_buffer[2 * i + 1] += right_amount * value;
working_buffer[2 * i] += right_amount * value;
working_buffer[2 * i + 1] += left_amount * value;
channel.pos += playback_speed;
}
}
}
channel.pos += playback_speed * self.frequency.buffer_size() as u32;
}
let write_buffer = free(|cs| self.state.borrow(cs).borrow_mut().active_advanced());