platform: esp32: drop buggy and slow i2s implementation

src/platform/esp32.rs

@@ -39,61 +39,6 @@ use crate::task::FixedSizeScheduler;
 use crate::task::Task;
 use crate::time::Periodically;
 
-pub mod i2s {
-    use esp_idf_svc::hal::i2s::*;
-    use rgb::ComponentBytes;
-    use rgb::Rgb;
-    
-    use crate::mappings::*;
-    use crate::buffers::Pixbuf;
-    use crate::render::Output;
-    use crate::render::Sample;
-
-    pub struct I2SOutput<'d> {
-        driver: I2sDriver<'d, I2sTx>,
-        pixbuf: [Rgb<u8>; 310],
-        pixmap: StrideMapping,
-    }
-
-    impl<'d> I2SOutput<'d> {
-        fn new(driver: I2sDriver<'d, I2sTx>) -> Self {
-            I2SOutput {
-                driver,
-                pixbuf: Pixbuf::new(),
-                pixmap: StrideMapping::new_jar()
-            }
-        }
-    }
-
-    impl<'d> Output for I2SOutput<'d> {
-        fn on_event(&mut self, event: &crate::events::Event) {
-            
-        }
-        
-        fn blank(&mut self) {
-            self.pixbuf.blank();
-        }
-
-        fn commit(&mut self) {
-            let bytes = self.pixbuf.as_bytes();
-            let mut written = self.driver.preload_data(bytes).unwrap();
-            self.driver.tx_enable().unwrap();
-            while written < bytes.len() {
-                let next = &bytes[written..];
-                written += self.driver.write(next, 0).unwrap();
-            }
-            self.driver.tx_disable().unwrap();
-        }
-    }
-
-    impl<'d> Sample for I2SOutput<'d> {
-        type Pixel = Rgb<u8>;
-        fn sample(&mut self, rect: &crate::geometry::Rectangle<crate::geometry::Virtual>) -> impl crate::render::PixelView<Pixel = Self::Pixel> {
-            StrideSampler::new(&mut self.pixbuf, self.pixmap.select(rect))
-        }
-    }
-}
-
 pub struct Esp32Board {
     sys_loop: EspSystemEventLoop,
     modem: Option<Modem>,