Separate core from desktop target

1 files changed, 54 insertions, 0 deletions

diff --git a/src/desktop/audio.rs b/src/desktop/audio.rs
new file mode 100644
index 0000000..60d32df
--- /dev/null
+++ b/src/desktop/audio.rs
@@ -0,0 +1,54 @@
+use rodio::{OutputStream, Sink, Source};
+
+use crate::io::Audio;
+use crate::audio::SAMPLE_RATE;
+use std::time::Duration;
+
+pub struct RodioAudio {
+    _stream: OutputStream,
+    _sink: Sink,
+}
+
+struct RodioWave<W: Iterator + Send + 'static>(W);
+
+impl<W: Iterator + Send + 'static> Iterator for RodioWave<W> where <W as Iterator>::Item: rodio::Sample {
+    type Item = W::Item;
+
+    fn next(&mut self) -> Option<Self::Item> {
+        self.0.next()
+    }
+}
+
+impl<W: Iterator + Send + 'static> Source for RodioWave<W> where <W as Iterator>::Item: rodio::Sample  {
+    fn current_frame_len(&self) -> Option<usize> {
+        None
+    }
+
+    fn channels(&self) -> u16 {
+        1
+    }
+
+    fn sample_rate(&self) -> u32 {
+        SAMPLE_RATE
+    }
+
+    fn total_duration(&self) -> Option<Duration> {
+        None
+    }
+}
+
+
+impl Audio for RodioAudio {
+    fn new<S: Iterator<Item = f32> + Send + 'static>(wave: S) -> Self  {
+        let (stream, stream_handle) = OutputStream::try_default().unwrap();
+
+        let sink = Sink::try_new(&stream_handle).unwrap();
+        sink.append(RodioWave(wave));
+
+        
+        RodioAudio {
+            _stream: stream,
+            _sink: sink,
+        }
+    }
+}