72 lines
1.8 KiB
Rust
72 lines
1.8 KiB
Rust
///
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/// Configure udev:
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/// https://github.com/Grix/helios_dac/blob/master/docs/udev_rules_for_linux.md
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///
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use helios_dac::{NativeHeliosDac, NativeHeliosDacController};
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use helios_dac::{
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// Coordinate,
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// Color,
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DeviceStatus,
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Frame,
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// Point as HeliosPoint,
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};
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use crate::conf::HeliosConf;
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use crate::device::{Device, Status, PlaybackState};
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use crate::errors::{LJError, LJResult};
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use crate::point::Point;
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pub struct HeliosDevice {
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pub conf: HeliosConf,
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dac: NativeHeliosDac,
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sent_points: u16,
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state: PlaybackState,
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lack: String
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}
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impl HeliosDevice {
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pub fn new(conf: &HeliosConf) -> LJResult<Self> {
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let id = conf.id;
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let controller = NativeHeliosDacController::new()?;
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let devices = controller.list_devices()?;
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let Some(device) = devices.into_iter().nth(id as usize) else {
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return Err(Box::new(LJError::HeliosDeviceMissing));
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};
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let dac = device.open()?;
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Ok(Self { conf: (*conf).clone(), dac, sent_points: 0, state: PlaybackState::PREPARE, lack: "".to_string() })
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}
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}
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impl Device for HeliosDevice {
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fn status(&self) -> Status {
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let lack = self.lack.clone();
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Status {
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last_traced_at: "now".to_string(),
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properties: vec!["foo".to_string()],
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playback_state: self.state,
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capacity: self.sent_points,
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lack,
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}
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}
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fn draw(&mut self,
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line: Vec<Point>,
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speed: u32,
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) -> LJResult<()> {
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self.state = PlaybackState::IDLE;
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while let Ok(DeviceStatus::NotReady) = self.dac.status() {}
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self.state = PlaybackState::PLAYING;
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let points: Vec<helios_dac::Point> = line.into_iter().map(|p| p.into()).collect();
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let frame = Frame::new(speed, points.clone());
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self.dac.write_frame(frame.clone())?;
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self.sent_points = points.len() as u16;
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Ok(())
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}
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fn stop(&mut self) -> LJResult<()> {
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self.dac.stop()?;
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Ok(())
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}
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}
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