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feat: adds Etherdream device

This commit is contained in:
alban 2023-07-16 20:28:06 +02:00
parent ffba2efeed
commit 86e32e08b1
7 changed files with 190 additions and 123 deletions
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32
src/device.rs
View File

@ -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<String>,
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<Point>,
@ -61,10 +63,10 @@ pub trait Device {
}
pub fn device_factory(config: &Conf) -> LJResult<Box<dyn Device>> {
let device : Box<dyn Device> = match &config.dac {
DacFamily::Helios(conf) => Box::new(HeliosDevice::new(conf)?),
DacFamily::Etherdream(_conf) => todo!(),
DacFamily::Dummy => Box::new(DummyDevice::new()?)
let device: Box<dyn Device> = 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)
}

2
src/device/dummy.rs
View File

@ -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()],

181
src/device/etherdream.rs
View File

@ -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<Self> {
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<Stream> {
// 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<Point>,
speed: u32,
_speed: u32,
) -> LJResult<()> {
self.state = PlaybackState::IDLE;
while let Ok(DeviceStatus::NotReady) = self.dac.status() {}
self.state = PlaybackState::PLAYING;
let points: Vec<helios_dac::Point> = 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<Point> {
vec!(
Point { x: 0.0, y: 0.0, color: Color { r: 255, g: 255, b: 255 } }
)
}
}

2
src/device/helios.rs
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@ -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(),

63
src/errors.rs
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@ -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<T> = Result<T, Box<dyn std::error::Error>>;
#[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
}
}
}
}

12
src/main.rs
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@ -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<Point>;
if world_state.draw_grid {
line = world_state.grid.clone();
let mut line: Vec<Point> = 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);
}

21
src/point.rs
View File

@ -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<Point> for helios_dac::Point {
}
}
}
impl From<Point> 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,
}
}
}