diff --git a/src/device.rs b/src/device.rs index 83ae0fe..fe28f74 100644 --- a/src/device.rs +++ b/src/device.rs @@ -1,4 +1,3 @@ - mod helios; mod dummy; mod etherdream; @@ -10,6 +9,7 @@ use crate::device::dummy::DummyDevice; use crate::errors::LJResult; use crate::point::Point; use serde::Serialize; +use crate::device::etherdream::EtherdreamDevice; /* self.protocol_version, @@ -27,22 +27,24 @@ self.point_count #[derive(Debug, PartialEq, Serialize, Copy, Clone)] pub enum PlaybackState { IDLE = 0, - PREPARE, - PLAYING, -} -impl fmt::Display for PlaybackState { - fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { - write!(f, "{:?}", self) - } + PREPARE = 1, + PLAYING = 2, + UNKNOWN = 99, } -#[derive(Debug, Default )] +impl fmt::Display for PlaybackState { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + write!(f, "{:?}", self) + } +} + +#[derive(Debug)] pub struct Status { pub last_traced_at: String, pub properties: Vec, pub playback_state: PlaybackState, pub capacity: u16, - pub lack: String + pub lack: String, } // /lstt/lasernumber etherdream last_status.playback_state (0: idle 1: prepare 2: playing) @@ -50,7 +52,7 @@ pub struct Status { // /lack/lasernumber "a": ACK "F": Full "I": invalid. 64 or 35 for no connection. pub trait Device { - fn status(&self) -> Status; + fn status(&mut self) -> Status; fn draw( &mut self, frame: Vec, @@ -61,10 +63,10 @@ pub trait Device { } pub fn device_factory(config: &Conf) -> LJResult> { - let device : Box = match &config.dac { - DacFamily::Helios(conf) => Box::new(HeliosDevice::new(conf)?), - DacFamily::Etherdream(_conf) => todo!(), - DacFamily::Dummy => Box::new(DummyDevice::new()?) + let device: Box = match &config.dac { + DacFamily::Helios(conf) => Box::new(HeliosDevice::new(conf)?), + DacFamily::Etherdream( conf) => Box::new( EtherdreamDevice::new(conf)?), + DacFamily::Dummy => Box::new(DummyDevice::new()?) }; Ok(device) } diff --git a/src/device/dummy.rs b/src/device/dummy.rs index 544d6c8..724d132 100644 --- a/src/device/dummy.rs +++ b/src/device/dummy.rs @@ -14,7 +14,7 @@ impl DummyDevice { } impl Device for DummyDevice { - fn status(&self) -> Status { + fn status(&mut self) -> Status { Status { last_traced_at: "never".to_string(), properties: vec!["foo".to_string()], diff --git a/src/device/etherdream.rs b/src/device/etherdream.rs index fec964e..e620f61 100644 --- a/src/device/etherdream.rs +++ b/src/device/etherdream.rs @@ -1,108 +1,147 @@ -use ether_dream::{dac}; - - +use std::time; +use std::net::SocketAddr; +use ether_dream::dac::stream::connect; +use ether_dream::dac::Stream; use crate::conf::EtherDreamConf; use crate::device::{Device, Status, PlaybackState}; use crate::errors::{LJError, LJResult}; -use crate::point::Point; -use chrono::Utc; +use crate::point::{Color, Point}; +use ether_dream::protocol::{DacBroadcast, DacStatus}; +use log::info; +#[warn(dead_code)] pub struct EtherdreamDevice { pub conf: EtherDreamConf, - dac: dac, - sent_points: u16, - state: PlaybackState, + dac: DacBroadcast, + // source_address: SocketAddr, + stream: Stream, + // sent_points: u16, lack: String, - last_traced_at : String + last_traced_at: String, } impl EtherdreamDevice { pub fn new(conf: &EtherDreamConf) -> LJResult { - let id = conf.id; - - // // Todo : use the config - // let (dac_broadcast, source_addr) = ether_dream::recv_dac_broadcasts() - // .expect("failed to bind to UDP socket") - // .filter_map(Result::ok) - // .next() - // .unwrap(); - // let mac_address = dac::MacAddress(dac_broadcast.mac_address); - // - // println!( - // "Discovered DAC \"{}\" at \"{}\"! Connecting...", - // mac_address, source_addr - // ); - - - // Establish the TCP connection. - let mut stream = dac::stream::connect(&dac_broadcast, source_addr.ip().clone()).unwrap(); - - // If we want to create an animation (in our case a moving sine wave) we need a frame rate. - let frames_per_second = 60.0; - // Lets use the DAC at an eighth the maximum scan rate. - let points_per_second = stream.dac().max_point_rate / 32; - // Determine the number of points per frame given our target frame and point rates. - let points_per_frame = (points_per_second as f32 / frames_per_second) as u16; - - // Prepare the DAC's playback engine and await the repsonse. - stream - .queue_commands() - .prepare_stream() - .submit() - .err() - .map(|err| { - eprintln!( - "err occurred when submitting PREPARE_STREAM \ - command and listening for response: {}", - err - ); - }); - - println!("Ready for playback!"); - + let (dac, _source_address, stream) = EtherdreamDevice::get_dac(conf)?; + // let (dac, source_address) = EtherdreamDevice::get_dac(conf)?; Ok(Self { conf: (*conf).clone(), dac, - sent_points: 0, - state: PlaybackState::PREPARE, + // source_address, + stream, + // sent_points: 0, lack: "".to_string(), - last_traced_at: "1985-04-12T23:20:50.52Z".to_string() + last_traced_at: "1985-04-12T23:20:50.52Z".to_string(), }) } + pub fn get_dac(conf: &EtherDreamConf) -> LJResult<(DacBroadcast, SocketAddr, Stream)> { + let ip = &conf.ip; + let dac_broadcast = ether_dream::recv_dac_broadcasts()?; + dac_broadcast.set_nonblocking(true)?; + dac_broadcast.set_timeout(Some(time::Duration::new(60, 30)))?; + let broadcast = dac_broadcast + .filter_map(|result| { + info!("Received new broadcast {:?}", result); + if result.is_err() { return None; } + let (dac, source_addr) = result.unwrap(); + if source_addr.is_ipv6() { return None; } + if source_addr.ip().to_string() != ip.clone() { return None; } + info!("Valid broadcast"); + Some(Ok((dac, source_addr))) + }) + .next() + .ok_or(LJError::EtherdreamError("Failed to receive broadcast".to_string()))?; + match broadcast { + Err(err) => { + Err(Box::new(LJError::EtherdreamConnectError(err))) + } + Ok((dac, source_addr)) => { + let stream = EtherdreamDevice::get_tcp_stream(&dac, &source_addr)?; + Ok((dac, source_addr, stream)) + } + } + } + + pub fn get_tcp_stream(dac: &DacBroadcast, source_address: &SocketAddr) -> LJResult { + // Establish the TCP connection. + let mut stream = connect(dac, source_address.ip())?; + + // Prepare stream + stream + .queue_commands() + .prepare_stream() + .submit() + .err() + .map(|err| { + eprintln!( + "err occurred when submitting PREPARE_STREAM \ + command and listening for response: {}", + err + ); + }); + + Ok(stream) + } + + + pub fn check_tcp_stream(&mut self) -> LJResult<()> { + // todo Reinit stream if needed + // self.stream = EtherdreamDevice::get_tcp_stream(&self.dac, &self.source_address)? + Ok(()) + } + + // Determine the number of points needed to fill the DAC. + fn points_to_generate(&self) -> usize { + self.dac.buffer_capacity as usize - 1 - self.dac.dac_status.buffer_fullness as usize + } } impl Device for EtherdreamDevice { - fn status(&self) -> Status { + fn status(&mut self) -> Status { + let _ = self.check_tcp_stream(); + + // "a": ACK "F": Full "I": invalid. 64 or 35 for no connection. + let playback_state = match self.dac.dac_status.playback_state { + DacStatus::PLAYBACK_IDLE => PlaybackState::IDLE, + DacStatus::PLAYBACK_PREPARED => PlaybackState::PREPARE, + DacStatus::PLAYBACK_PLAYING => PlaybackState::PLAYING, + _ => PlaybackState::UNKNOWN + }; - let lack = self.lack.clone(); Status { - last_traced_at: self.last_traced_at.clone(), + last_traced_at: self.last_traced_at.clone(), properties: vec!["foo".to_string()], - playback_state: self.state, - capacity: self.sent_points, - lack, + playback_state, + capacity: self.dac.dac_status.buffer_fullness, + lack: String::from(&self.lack), } } fn draw(&mut self, line: Vec, - speed: u32, + _speed: u32, ) -> LJResult<()> { - self.state = PlaybackState::IDLE; - while let Ok(DeviceStatus::NotReady) = self.dac.status() {} - self.state = PlaybackState::PLAYING; - - let points: Vec = line.into_iter().map(|p| p.into()).collect(); - let frame = Frame::new(speed, points.clone()); - self.dac.write_frame(frame.clone())?; - self.sent_points = points.len() as u16; - self.last_traced_at = Utc::now().to_rfc3339(); + let n_points = self.points_to_generate(); + self.stream + .queue_commands() + .data(line.into_iter().map(|point| point.into()).take(n_points)) + .submit()?; Ok(()) } fn stop(&mut self) -> LJResult<()> { - self.dac.stop()?; + self.stream + .queue_commands() + .stop() + .submit() + .expect("err occurred when submitting STOP command and listening for response"); Ok(()) } + + fn grid(&mut self) -> Vec { + vec!( + Point { x: 0.0, y: 0.0, color: Color { r: 255, g: 255, b: 255 } } + ) + } } diff --git a/src/device/helios.rs b/src/device/helios.rs index 59e5a54..19a346c 100644 --- a/src/device/helios.rs +++ b/src/device/helios.rs @@ -46,7 +46,7 @@ impl HeliosDevice { } impl Device for HeliosDevice { - fn status(&self) -> Status { + fn status(&mut self) -> Status { let lack = self.lack.clone(); Status { last_traced_at: self.last_traced_at.clone(), diff --git a/src/errors.rs b/src/errors.rs index 1173dbe..16237d5 100644 --- a/src/errors.rs +++ b/src/errors.rs @@ -1,5 +1,5 @@ use std::error::Error; -use std::fmt; +use std::{fmt, io}; use redis::RedisError; use config::ConfigError; @@ -7,41 +7,48 @@ pub type LJResult = Result>; #[derive(Debug)] pub enum LJError { - Config(ConfigError), - RedisConnect(RedisError), - HeliosDeviceMissing, - BadEDH + Config(ConfigError), + RedisConnect(RedisError), + HeliosDeviceMissing, + BadEDH, + EtherdreamError(String), + EtherdreamConnectError(io::Error), } impl fmt::Display for LJError { - fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { - use LJError::*; - - match self { - Config(err) => { - write!(f, "unable to load config file: {err}") - }, + fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { + use LJError::*; - RedisConnect(err) => { - write!(f, "unable to connect to redis server: {err}") - }, - HeliosDeviceMissing => { - write!(f, "helios device not found") - }, - BadEDH => { - write!(f, "EDH matrix is not a 3x3 matrix") - } + match self { + Config(err) => { + write!(f, "unable to load config file: {err}") + } + RedisConnect(err) => { + write!(f, "unable to connect to redis server: {err}") + } + HeliosDeviceMissing => { + write!(f, "helios device not found") + } + BadEDH => { + write!(f, "EDH matrix is not a 3x3 matrix") + } + EtherdreamError(msg) => { + write!(f, "Unexpected Etherdream device error: {msg}") + } + EtherdreamConnectError(err) => { + write!(f, "Failed to retrieve Etherdream device: {err}") + } + } } - } } impl Error for LJError { - fn source(&self) -> Option<&(dyn Error + 'static)> { - use LJError::*; + fn source(&self) -> Option<&(dyn Error + 'static)> { + use LJError::*; - match self { - RedisConnect(err) => Some(err), - _ => None + match self { + RedisConnect(err) => Some(err), + _ => None + } } - } } diff --git a/src/main.rs b/src/main.rs index 16cf14d..8e88018 100644 --- a/src/main.rs +++ b/src/main.rs @@ -114,7 +114,7 @@ fn run_all() -> LJResult<()> { // 4 : Resampler Change (longs and shorts lsteps) // 5 : Client Key Change = reread redis key /clientkey // 8 : color balance change = reread redis keys /red /green /blue - // 9 : poweroff LJ world_state.intensity = rs.get_int("intensity")? + // 9 : poweroff LJ info!("Order: {:?}", order); } } @@ -152,17 +152,15 @@ fn get_next_frame( // Handle the grid case - let mut line: Vec; - if world_state.draw_grid { - line = world_state.grid.clone(); + let mut line: Vec = if world_state.draw_grid { + world_state.grid.clone() } else { let redis_line = rs.get_line(&format_key)?; - line = redis_line.into_iter() + redis_line.into_iter() .map(|tpl| tpl.into()) - .collect(); + .collect() }; - for transformer in transformers { line = transformer.apply(&line, world_state); } diff --git a/src/point.rs b/src/point.rs index ed18697..b64a01d 100644 --- a/src/point.rs +++ b/src/point.rs @@ -1,3 +1,5 @@ +use ether_dream::protocol::DacPoint; + #[derive(Debug, Clone, Copy, Default, PartialEq)] pub struct Point { pub x: f32, @@ -41,3 +43,22 @@ impl From for helios_dac::Point { } } } + +impl From for DacPoint { + fn from(pt: Point) -> DacPoint { + let control = 0; + let (u1, u2) = (0, 0); + let i = 255; + DacPoint { + control, + x: pt.x as i16, + y: pt.y as i16, + i, + r: pt.color.r.into(), + g: pt.color.g.into(), + b: pt.color.b.into(), + u1, + u2, + } + } +}