An applicaiton and simulator for a bike lighting system #245

Merged
savanni merged 16 commits from bike-lights into main 2024-08-01 01:32:29 +00:00
12 changed files with 1811 additions and 4 deletions

413
Cargo.lock generated
View File

@ -120,6 +120,12 @@ version = "1.0.75"
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View File

@ -2,6 +2,9 @@
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View File

@ -0,0 +1,12 @@
[build]
target = "thumbv6m-none-eabi"
[target.thumbv6m-none-eabi]
rustflags = [
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runner = "elf2uf2-rs -d"

View File

@ -0,0 +1,18 @@
[package]
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
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cortex-m = { version = "0.7.7" }
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lights-core = { path = "../core" }
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rp-pico = { version = "0.8.0" }

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#![no_main]
#![no_std]
extern crate alloc;
use alloc::boxed::Box;
use az::*;
use core::cell::RefCell;
use cortex_m::delay::Delay;
use embedded_alloc::Heap;
use embedded_hal::{blocking::spi::Write, digital::v2::InputPin, digital::v2::OutputPin};
use fixed::types::I16F16;
use fugit::RateExtU32;
use lights_core::{App, BodyPattern, DashboardPattern, Event, Instant, FPS, UI};
use panic_halt as _;
use rp_pico::{
entry,
hal::{
clocks::init_clocks_and_plls,
gpio::{FunctionSio, Pin, PinId, PullUp, SioInput},
pac::{CorePeripherals, Peripherals},
spi::{Enabled, Spi, SpiDevice, ValidSpiPinout},
watchdog::Watchdog,
Clock, Sio,
},
Pins,
};
#[global_allocator]
static HEAP: Heap = Heap::empty();
const LIGHT_SCALE: I16F16 = I16F16::lit("256.0");
const DASHBOARD_BRIGHTESS: u8 = 1;
const BODY_BRIGHTNESS: u8 = 8;
struct DebouncedButton<P: PinId> {
debounce: Instant,
pin: Pin<P, FunctionSio<SioInput>, PullUp>,
}
impl<P: PinId> DebouncedButton<P> {
fn new(pin: Pin<P, FunctionSio<SioInput>, PullUp>) -> Self {
Self {
debounce: Instant((0 as u32).into()),
pin,
}
}
fn is_low(&self, time: Instant) -> bool {
if time <= self.debounce {
return false;
}
self.pin.is_low().unwrap_or(false)
}
fn set_debounce(&mut self, time: Instant) {
self.debounce = time + Instant((250 as u32).into());
}
}
struct BikeUI<
D: SpiDevice,
P: ValidSpiPinout<D>,
LeftId: PinId,
RightId: PinId,
PreviousId: PinId,
NextId: PinId,
> {
spi: RefCell<Spi<Enabled, D, P, 8>>,
left_blinker_button: DebouncedButton<LeftId>,
right_blinker_button: DebouncedButton<RightId>,
previous_animation_button: DebouncedButton<PreviousId>,
next_animation_button: DebouncedButton<NextId>,
}
impl<
D: SpiDevice,
P: ValidSpiPinout<D>,
LeftId: PinId,
RightId: PinId,
PreviousId: PinId,
NextId: PinId,
> BikeUI<D, P, LeftId, RightId, PreviousId, NextId>
{
fn new(
spi: Spi<Enabled, D, P, 8>,
left_blinker_button: Pin<LeftId, FunctionSio<SioInput>, PullUp>,
right_blinker_button: Pin<RightId, FunctionSio<SioInput>, PullUp>,
previous_animation_button: Pin<PreviousId, FunctionSio<SioInput>, PullUp>,
next_animation_button: Pin<NextId, FunctionSio<SioInput>, PullUp>,
) -> Self {
Self {
spi: RefCell::new(spi),
left_blinker_button: DebouncedButton::new(left_blinker_button),
right_blinker_button: DebouncedButton::new(right_blinker_button),
previous_animation_button: DebouncedButton::new(previous_animation_button),
next_animation_button: DebouncedButton::new(next_animation_button),
}
}
}
impl<
D: SpiDevice,
P: ValidSpiPinout<D>,
LeftId: PinId,
RightId: PinId,
PreviousId: PinId,
NextId: PinId,
> UI for BikeUI<D, P, LeftId, RightId, PreviousId, NextId>
{
fn check_event(&mut self, current_time: Instant) -> Option<Event> {
if self.left_blinker_button.is_low(current_time) {
self.left_blinker_button.set_debounce(current_time);
Some(Event::LeftBlinker)
} else if self.right_blinker_button.is_low(current_time) {
self.right_blinker_button.set_debounce(current_time);
Some(Event::RightBlinker)
} else if self.previous_animation_button.is_low(current_time) {
self.previous_animation_button.set_debounce(current_time);
Some(Event::PreviousPattern)
} else if self.next_animation_button.is_low(current_time) {
self.next_animation_button.set_debounce(current_time);
Some(Event::NextPattern)
} else {
None
}
}
fn update_lights(&self, dashboard_lights: DashboardPattern, body_lights: BodyPattern) {
let mut lights: [u8; 260] = [0; 260];
lights[256] = 0xff;
lights[257] = 0xff;
lights[258] = 0xff;
lights[259] = 0xff;
for (idx, rgb) in dashboard_lights.iter().enumerate() {
lights[(idx + 1) * 4 + 0] = 0xe0 + DASHBOARD_BRIGHTESS;
lights[(idx + 1) * 4 + 1] = (I16F16::from(rgb.r) * LIGHT_SCALE).saturating_as();
lights[(idx + 1) * 4 + 2] = (I16F16::from(rgb.b) * LIGHT_SCALE).saturating_as();
lights[(idx + 1) * 4 + 3] = (I16F16::from(rgb.g) * LIGHT_SCALE).saturating_as();
}
for (idx, rgb) in body_lights.iter().enumerate() {
lights[(idx + 4) * 4 + 0] = 0xe0 + BODY_BRIGHTNESS;
lights[(idx + 4) * 4 + 1] = (I16F16::from(rgb.b) * LIGHT_SCALE).saturating_as();
lights[(idx + 4) * 4 + 2] = (I16F16::from(rgb.g) * LIGHT_SCALE).saturating_as();
lights[(idx + 4) * 4 + 3] = (I16F16::from(rgb.r) * LIGHT_SCALE).saturating_as();
}
let mut spi = self.spi.borrow_mut();
spi.write(lights.as_slice());
}
}
#[entry]
fn main() -> ! {
{
use core::mem::MaybeUninit;
const HEAP_SIZE: usize = 8096;
static mut HEAP_MEM: [MaybeUninit<u8>; HEAP_SIZE] = [MaybeUninit::uninit(); HEAP_SIZE];
unsafe { HEAP.init(HEAP_MEM.as_ptr() as usize, HEAP_SIZE) }
}
let mut pac = Peripherals::take().unwrap();
let core = CorePeripherals::take().unwrap();
let sio = Sio::new(pac.SIO);
let mut watchdog = Watchdog::new(pac.WATCHDOG);
let pins = Pins::new(
pac.IO_BANK0,
pac.PADS_BANK0,
sio.gpio_bank0,
&mut pac.RESETS,
);
let clocks = init_clocks_and_plls(
12_000_000u32,
pac.XOSC,
pac.CLOCKS,
pac.PLL_SYS,
pac.PLL_USB,
&mut pac.RESETS,
&mut watchdog,
)
.ok()
.unwrap();
let mut delay = Delay::new(core.SYST, clocks.system_clock.freq().to_Hz());
let mut spi_clk = pins.gpio10.into_function();
let mut spi_sdo = pins.gpio11.into_function();
let spi = Spi::<_, _, _, 8>::new(pac.SPI1, (spi_sdo, spi_clk));
let mut spi = spi.init(
&mut pac.RESETS,
clocks.peripheral_clock.freq(),
1_u32.MHz(),
embedded_hal::spi::MODE_1,
);
let left_blinker_button = pins.gpio17.into_pull_up_input();
let right_blinker_button = pins.gpio16.into_pull_up_input();
let previous_animation_button = pins.gpio27.into_pull_up_input();
let next_animation_button = pins.gpio26.into_pull_up_input();
let ui = BikeUI::new(
spi,
left_blinker_button,
right_blinker_button,
previous_animation_button,
next_animation_button,
);
let mut app = App::new(Box::new(ui));
let mut led_pin = pins.led.into_push_pull_output();
led_pin.set_high();
let mut time = Instant::default();
let delay_ms = 1000 / (FPS as u32);
loop {
app.tick(time);
delay.delay_ms(delay_ms);
time = time + Instant(delay_ms.into());
}
}

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[package]
name = "lights-core"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
az = { version = "1" }
fixed = { version = "1" }

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bike-lights/core/src/lib.rs Normal file
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#![no_std]
extern crate alloc;
use alloc::boxed::Box;
use az::*;
use core::{
clone::Clone,
cmp::PartialEq,
default::Default,
ops::{Add, Sub},
option::Option,
};
use fixed::types::{I48F16, I8F8, U128F0, U16F0};
mod patterns;
pub use patterns::*;
mod types;
pub use types::{BodyPattern, DashboardPattern, RGB};
fn calculate_frames(starting_time: U128F0, now: U128F0) -> U16F0 {
let frames_128 = (now - starting_time) / U128F0::from(FPS);
(frames_128 % U128F0::from(U16F0::MAX)).cast()
}
fn calculate_slope(start: I8F8, end: I8F8, frames: U16F0) -> I8F8 {
let slope_i16f16 = (I48F16::from(end) - I48F16::from(start)) / I48F16::from(frames);
slope_i16f16.saturating_as()
}
fn linear_ease(value: I8F8, frames: U16F0, slope: I8F8) -> I8F8 {
let value_i16f16 = I48F16::from(value) + I48F16::from(frames) * I48F16::from(slope);
value_i16f16.saturating_as()
}
#[derive(Clone, Copy, PartialOrd, Ord, PartialEq, Eq)]
pub struct Instant(pub U128F0);
impl Default for Instant {
fn default() -> Self {
Self(U128F0::from(0 as u8))
}
}
impl Add for Instant {
type Output = Self;
fn add(self, r: Self) -> Self::Output {
Self(self.0 + r.0)
}
}
impl Sub for Instant {
type Output = Self;
fn sub(self, r: Self) -> Self::Output {
Self(self.0 - r.0)
}
}
pub const FPS: u8 = 30;
pub trait UI {
fn check_event(&mut self, current_time: Instant) -> Option<Event>;
fn update_lights(&self, dashboard_lights: DashboardPattern, body_lights: BodyPattern);
}
pub trait Animation {
fn tick(&mut self, time: Instant) -> (DashboardPattern, BodyPattern);
}
/*
pub struct DefaultAnimation {}
impl Animation for DefaultAnimation {
fn tick(&mut self, _: Instant) -> (DashboardPattern, BodyPattern) {
(WATER_DASHBOARD, WATER_BODY)
}
}
*/
pub struct Fade {
starting_dashboard: DashboardPattern,
starting_lights: BodyPattern,
start_time: Instant,
dashboard_slope: [RGB<I8F8>; 3],
body_slope: [RGB<I8F8>; 60],
frames: U16F0,
}
impl Fade {
fn new(
dashboard: DashboardPattern,
lights: BodyPattern,
ending_dashboard: DashboardPattern,
ending_lights: BodyPattern,
frames: U16F0,
time: Instant,
) -> Self {
let mut dashboard_slope = [Default::default(); 3];
let mut body_slope = [Default::default(); 60];
for i in 0..3 {
let slope = RGB {
r: calculate_slope(dashboard[i].r, ending_dashboard[i].r, frames),
g: calculate_slope(dashboard[i].g, ending_dashboard[i].g, frames),
b: calculate_slope(dashboard[i].b, ending_dashboard[i].b, frames),
};
dashboard_slope[i] = slope;
}
for i in 0..60 {
let slope = RGB {
r: calculate_slope(lights[i].r, ending_lights[i].r, frames),
g: calculate_slope(lights[i].g, ending_lights[i].g, frames),
b: calculate_slope(lights[i].b, ending_lights[i].b, frames),
};
body_slope[i] = slope;
}
Self {
starting_dashboard: dashboard,
starting_lights: lights,
start_time: time,
dashboard_slope,
body_slope,
frames,
}
}
}
impl Animation for Fade {
fn tick(&mut self, time: Instant) -> (DashboardPattern, BodyPattern) {
let mut frames = calculate_frames(self.start_time.0, time.0);
if frames > self.frames {
frames = self.frames
}
let mut dashboard_pattern: DashboardPattern = OFF_DASHBOARD;
let mut body_pattern: BodyPattern = OFF_BODY;
for i in 0..3 {
dashboard_pattern[i].r = linear_ease(
self.starting_dashboard[i].r,
frames,
self.dashboard_slope[i].r,
);
dashboard_pattern[i].g = linear_ease(
self.starting_dashboard[i].g,
frames,
self.dashboard_slope[i].g,
);
dashboard_pattern[i].b = linear_ease(
self.starting_dashboard[i].b,
frames,
self.dashboard_slope[i].b,
);
}
for i in 0..60 {
body_pattern[i].r =
linear_ease(self.starting_lights[i].r, frames, self.body_slope[i].r);
body_pattern[i].g =
linear_ease(self.starting_lights[i].g, frames, self.body_slope[i].g);
body_pattern[i].b =
linear_ease(self.starting_lights[i].b, frames, self.body_slope[i].b);
}
(dashboard_pattern, body_pattern)
}
}
#[derive(Debug)]
pub enum FadeDirection {
Transition,
FadeIn,
FadeOut,
}
pub enum BlinkerDirection {
Left,
Right,
}
pub struct Blinker {
transition: Fade,
fade_in: Fade,
fade_out: Fade,
direction: FadeDirection,
start_time: Instant,
frames: U16F0,
}
impl Blinker {
fn new(
starting_dashboard: DashboardPattern,
starting_body: BodyPattern,
direction: BlinkerDirection,
time: Instant,
) -> Self {
let mut ending_dashboard = OFF_DASHBOARD.clone();
match direction {
BlinkerDirection::Left => {
ending_dashboard[0].r = LEFT_BLINKER_DASHBOARD[0].r;
ending_dashboard[0].g = LEFT_BLINKER_DASHBOARD[0].g;
ending_dashboard[0].b = LEFT_BLINKER_DASHBOARD[0].b;
}
BlinkerDirection::Right => {
ending_dashboard[2].r = RIGHT_BLINKER_DASHBOARD[2].r;
ending_dashboard[2].g = RIGHT_BLINKER_DASHBOARD[2].g;
ending_dashboard[2].b = RIGHT_BLINKER_DASHBOARD[2].b;
}
}
let mut ending_body = OFF_BODY.clone();
match direction {
BlinkerDirection::Left => {
for i in 0..30 {
ending_body[i].r = LEFT_BLINKER_BODY[i].r;
ending_body[i].g = LEFT_BLINKER_BODY[i].g;
ending_body[i].b = LEFT_BLINKER_BODY[i].b;
}
}
BlinkerDirection::Right => {
for i in 30..60 {
ending_body[i].r = RIGHT_BLINKER_BODY[i].r;
ending_body[i].g = RIGHT_BLINKER_BODY[i].g;
ending_body[i].b = RIGHT_BLINKER_BODY[i].b;
}
}
}
Blinker {
transition: Fade::new(
starting_dashboard.clone(),
starting_body.clone(),
ending_dashboard.clone(),
ending_body.clone(),
BLINKER_FRAMES,
time,
),
fade_in: Fade::new(
OFF_DASHBOARD.clone(),
OFF_BODY.clone(),
ending_dashboard.clone(),
ending_body.clone(),
BLINKER_FRAMES,
time,
),
fade_out: Fade::new(
ending_dashboard.clone(),
ending_body.clone(),
OFF_DASHBOARD.clone(),
OFF_BODY.clone(),
BLINKER_FRAMES,
time,
),
direction: FadeDirection::Transition,
start_time: time,
frames: BLINKER_FRAMES,
}
}
}
impl Animation for Blinker {
fn tick(&mut self, time: Instant) -> (DashboardPattern, BodyPattern) {
let frames = calculate_frames(self.start_time.0, time.0);
if frames > self.frames {
match self.direction {
FadeDirection::Transition => {
self.direction = FadeDirection::FadeOut;
self.fade_out.start_time = time;
}
FadeDirection::FadeIn => {
self.direction = FadeDirection::FadeOut;
self.fade_out.start_time = time;
}
FadeDirection::FadeOut => {
self.direction = FadeDirection::FadeIn;
self.fade_in.start_time = time;
}
}
self.start_time = time;
}
match self.direction {
FadeDirection::Transition => self.transition.tick(time),
FadeDirection::FadeIn => self.fade_in.tick(time),
FadeDirection::FadeOut => self.fade_out.tick(time),
}
}
}
#[derive(Clone, Debug)]
pub enum Event {
Brake,
BrakeRelease,
LeftBlinker,
NextPattern,
PreviousPattern,
RightBlinker,
}
#[derive(Clone, Copy, Debug, PartialEq)]
pub enum Pattern {
Water,
GayPride,
TransPride,
}
impl Pattern {
fn previous(&self) -> Pattern {
match self {
Pattern::Water => Pattern::TransPride,
Pattern::GayPride => Pattern::Water,
Pattern::TransPride => Pattern::GayPride,
}
}
fn next(&self) -> Pattern {
match self {
Pattern::Water => Pattern::GayPride,
Pattern::GayPride => Pattern::TransPride,
Pattern::TransPride => Pattern::Water,
}
}
fn dashboard(&self) -> DashboardPattern {
match self {
Pattern::Water => WATER_DASHBOARD,
Pattern::GayPride => PRIDE_DASHBOARD,
Pattern::TransPride => TRANS_PRIDE_DASHBOARD,
}
}
fn body(&self) -> BodyPattern {
match self {
Pattern::Water => OFF_BODY,
Pattern::GayPride => PRIDE_BODY,
Pattern::TransPride => TRANS_PRIDE_BODY,
}
}
}
#[derive(Clone, Debug, PartialEq)]
pub enum State {
Pattern(Pattern),
Brake,
LeftBlinker,
RightBlinker,
BrakeLeftBlinker,
BrakeRightBlinker,
}
pub struct App {
ui: Box<dyn UI>,
state: State,
home_pattern: Pattern,
current_animation: Box<dyn Animation>,
dashboard_lights: DashboardPattern,
lights: BodyPattern,
}
impl App {
pub fn new(ui: Box<dyn UI>) -> Self {
let pattern = Pattern::Water;
Self {
ui,
state: State::Pattern(pattern),
home_pattern: pattern,
current_animation: Box::new(Fade::new(
OFF_DASHBOARD,
OFF_BODY,
pattern.dashboard(),
pattern.body(),
DEFAULT_FRAMES,
Instant((0 as u32).into()),
)),
dashboard_lights: OFF_DASHBOARD,
lights: OFF_BODY,
}
}
fn update_animation(&mut self, time: Instant) {
match self.state {
State::Pattern(ref pattern) => {
self.current_animation = Box::new(Fade::new(
self.dashboard_lights.clone(),
self.lights.clone(),
pattern.dashboard(),
pattern.body(),
DEFAULT_FRAMES,
time,
))
}
State::Brake => {
self.current_animation = Box::new(Fade::new(
self.dashboard_lights.clone(),
self.lights.clone(),
BRAKES_DASHBOARD,
BRAKES_BODY,
BRAKES_FRAMES,
time,
));
}
State::LeftBlinker => {
self.current_animation = Box::new(Blinker::new(
self.dashboard_lights.clone(),
self.lights.clone(),
BlinkerDirection::Left,
time,
));
}
State::RightBlinker => {
self.current_animation = Box::new(Blinker::new(
self.dashboard_lights.clone(),
self.lights.clone(),
BlinkerDirection::Right,
time,
));
}
State::BrakeLeftBlinker => (),
State::BrakeRightBlinker => (),
}
}
fn update_state(&mut self, event: Event) {
match event {
Event::Brake => {
if self.state == State::Brake {
self.state = State::Pattern(self.home_pattern);
} else {
self.state = State::Brake;
}
}
Event::BrakeRelease => self.state = State::Pattern(self.home_pattern),
Event::LeftBlinker => match self.state {
State::Brake => self.state = State::BrakeLeftBlinker,
State::BrakeLeftBlinker => self.state = State::Brake,
State::LeftBlinker => self.state = State::Pattern(self.home_pattern),
_ => self.state = State::LeftBlinker,
},
Event::NextPattern => match self.state {
State::Pattern(ref pattern) => {
self.home_pattern = pattern.next();
self.state = State::Pattern(self.home_pattern);
}
_ => (),
},
Event::PreviousPattern => match self.state {
State::Pattern(ref pattern) => {
self.home_pattern = pattern.previous();
self.state = State::Pattern(self.home_pattern);
}
_ => (),
},
Event::RightBlinker => match self.state {
State::Brake => self.state = State::BrakeRightBlinker,
State::BrakeRightBlinker => self.state = State::Brake,
State::RightBlinker => self.state = State::Pattern(self.home_pattern),
_ => self.state = State::RightBlinker,
},
}
}
pub fn tick(&mut self, time: Instant) {
match self.ui.check_event(time) {
Some(event) => {
self.update_state(event);
self.update_animation(time);
}
None => {}
};
let (dashboard, lights) = self.current_animation.tick(time);
self.dashboard_lights = dashboard.clone();
self.lights = lights.clone();
self.ui.update_lights(dashboard, lights);
}
}

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use crate::{BodyPattern, DashboardPattern, RGB};
use fixed::types::{I8F8, U16F0};
pub const RGB_OFF: RGB<I8F8> = RGB {
r: I8F8::lit("0"),
g: I8F8::lit("0"),
b: I8F8::lit("0"),
};
pub const RGB_WHITE: RGB<I8F8> = RGB {
r: I8F8::lit("1"),
g: I8F8::lit("1"),
b: I8F8::lit("1"),
};
pub const BRAKES_RED: RGB<I8F8> = RGB {
r: I8F8::lit("1"),
g: I8F8::lit("0"),
b: I8F8::lit("0"),
};
pub const BLINKER_AMBER: RGB<I8F8> = RGB {
r: I8F8::lit("1"),
g: I8F8::lit("0.15"),
b: I8F8::lit("0"),
};
pub const PRIDE_RED: RGB<I8F8> = RGB {
r: I8F8::lit("0.95"),
g: I8F8::lit("0.00"),
b: I8F8::lit("0.00"),
};
pub const PRIDE_ORANGE: RGB<I8F8> = RGB {
r: I8F8::lit("1.0"),
g: I8F8::lit("0.25"),
b: I8F8::lit("0"),
};
pub const PRIDE_YELLOW: RGB<I8F8> = RGB {
r: I8F8::lit("1.0"),
g: I8F8::lit("0.85"),
b: I8F8::lit("0"),
};
pub const PRIDE_GREEN: RGB<I8F8> = RGB {
r: I8F8::lit("0"),
g: I8F8::lit("0.95"),
b: I8F8::lit("0.05"),
};
pub const PRIDE_INDIGO: RGB<I8F8> = RGB {
r: I8F8::lit("0.04"),
g: I8F8::lit("0.15"),
b: I8F8::lit("0.55"),
};
pub const PRIDE_VIOLET: RGB<I8F8> = RGB {
r: I8F8::lit("0.75"),
g: I8F8::lit("0.0"),
b: I8F8::lit("0.80"),
};
pub const TRANS_BLUE: RGB<I8F8> = RGB {
r: I8F8::lit("0.06"),
g: I8F8::lit("0.41"),
b: I8F8::lit("0.98"),
};
pub const TRANS_PINK: RGB<I8F8> = RGB {
r: I8F8::lit("0.96"),
g: I8F8::lit("0.16"),
b: I8F8::lit("0.32"),
};
pub const WATER_1: RGB<I8F8> = RGB {
r: I8F8::lit("0.0"),
g: I8F8::lit("0.0"),
b: I8F8::lit("0.75"),
};
pub const WATER_2: RGB<I8F8> = RGB {
r: I8F8::lit("0.8"),
g: I8F8::lit("0.8"),
b: I8F8::lit("0.8"),
};
pub const WATER_3: RGB<I8F8> = RGB {
r: I8F8::lit("0.00"),
g: I8F8::lit("0.75"),
b: I8F8::lit("0.75"),
};
pub const OFF_DASHBOARD: DashboardPattern = [RGB_OFF; 3];
pub const OFF_BODY: BodyPattern = [RGB_OFF; 60];
pub const DEFAULT_FRAMES: U16F0 = U16F0::lit("30");
pub const WATER_DASHBOARD: DashboardPattern = [WATER_1, WATER_2, WATER_3];
pub const WATER_BODY: BodyPattern = [RGB_OFF; 60];
pub const PRIDE_DASHBOARD: DashboardPattern = [PRIDE_RED, PRIDE_GREEN, PRIDE_INDIGO];
pub const PRIDE_BODY: BodyPattern = [
// Left Side
// Red
PRIDE_RED,
PRIDE_RED,
PRIDE_RED,
PRIDE_RED,
PRIDE_RED,
// Orange
PRIDE_ORANGE,
PRIDE_ORANGE,
PRIDE_ORANGE,
PRIDE_ORANGE,
PRIDE_ORANGE,
// Yellow
PRIDE_YELLOW,
PRIDE_YELLOW,
PRIDE_YELLOW,
PRIDE_YELLOW,
PRIDE_YELLOW,
// Green
PRIDE_GREEN,
PRIDE_GREEN,
PRIDE_GREEN,
PRIDE_GREEN,
PRIDE_GREEN,
// Indigo
PRIDE_INDIGO,
PRIDE_INDIGO,
PRIDE_INDIGO,
PRIDE_INDIGO,
PRIDE_INDIGO,
// Violet
PRIDE_VIOLET,
PRIDE_VIOLET,
PRIDE_VIOLET,
PRIDE_VIOLET,
PRIDE_VIOLET,
// Right Side
// Violet
PRIDE_VIOLET,
PRIDE_VIOLET,
PRIDE_VIOLET,
PRIDE_VIOLET,
PRIDE_VIOLET,
// Indigo
PRIDE_INDIGO,
PRIDE_INDIGO,
PRIDE_INDIGO,
PRIDE_INDIGO,
PRIDE_INDIGO,
// Green
PRIDE_GREEN,
PRIDE_GREEN,
PRIDE_GREEN,
PRIDE_GREEN,
PRIDE_GREEN,
// Yellow
PRIDE_YELLOW,
PRIDE_YELLOW,
PRIDE_YELLOW,
PRIDE_YELLOW,
PRIDE_YELLOW,
// Orange
PRIDE_ORANGE,
PRIDE_ORANGE,
PRIDE_ORANGE,
PRIDE_ORANGE,
PRIDE_ORANGE,
// Red
PRIDE_RED,
PRIDE_RED,
PRIDE_RED,
PRIDE_RED,
PRIDE_RED,
];
pub const TRANS_PRIDE_DASHBOARD: DashboardPattern = [TRANS_BLUE, RGB_WHITE, TRANS_PINK];
pub const TRANS_PRIDE_BODY: BodyPattern = [
// Left Side
TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_PINK, TRANS_PINK,
TRANS_PINK, TRANS_PINK, TRANS_PINK, TRANS_PINK, RGB_WHITE, RGB_WHITE, RGB_WHITE, RGB_WHITE,
RGB_WHITE, RGB_WHITE, TRANS_PINK, TRANS_PINK, TRANS_PINK, TRANS_PINK, TRANS_PINK, TRANS_PINK,
TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE,
// Right side
TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_PINK, TRANS_PINK,
TRANS_PINK, TRANS_PINK, TRANS_PINK, TRANS_PINK, RGB_WHITE, RGB_WHITE, RGB_WHITE, RGB_WHITE,
RGB_WHITE, RGB_WHITE, TRANS_PINK, TRANS_PINK, TRANS_PINK, TRANS_PINK, TRANS_PINK, TRANS_PINK,
TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE, TRANS_BLUE,
];
pub const BRAKES_FRAMES: U16F0 = U16F0::lit("15");
pub const BRAKES_DASHBOARD: DashboardPattern = [BRAKES_RED; 3];
pub const BRAKES_BODY: BodyPattern = [BRAKES_RED; 60];
pub const BLINKER_FRAMES: U16F0 = U16F0::lit("10");
pub const LEFT_BLINKER_DASHBOARD: DashboardPattern = [BLINKER_AMBER, RGB_OFF, RGB_OFF];
pub const LEFT_BLINKER_BODY: BodyPattern = [
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
];
pub const RIGHT_BLINKER_DASHBOARD: DashboardPattern = [RGB_OFF, RGB_OFF, BLINKER_AMBER];
pub const RIGHT_BLINKER_BODY: BodyPattern = [
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
RGB_OFF,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
BLINKER_AMBER,
];

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@ -0,0 +1,17 @@
use core::default::Default;
use fixed::types::I8F8;
#[derive(Clone, Copy, Default, Debug)]
pub struct RGB<T> {
pub r: T,
pub g: T,
pub b: T,
}
const DASHBOARD_LIGHT_COUNT: usize = 3;
pub type DashboardPattern = [RGB<I8F8>; DASHBOARD_LIGHT_COUNT];
const BODY_LIGHT_COUNT: usize = 60;
pub type BodyPattern = [RGB<I8F8>; BODY_LIGHT_COUNT];

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@ -0,0 +1,16 @@
[package]
name = "simulator"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
adw = { version = "0.5", package = "libadwaita", features = [ "v1_2" ] }
cairo-rs = { version = "0.18" }
fixed = { version = "1" }
gio = { version = "0.18" }
glib = { version = "0.18" }
gtk = { version = "0.7", package = "gtk4", features = [ "v4_8" ] }
lights-core = { path = "../core" }
pango = { version = "*" }

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@ -0,0 +1,288 @@
use adw::prelude::*;
use fixed::types::{I8F8, U128F0};
use glib::{Object, Sender};
use gtk::subclass::prelude::*;
use lights_core::{
App, BodyPattern, DashboardPattern, Event, Instant, FPS, OFF_BODY, OFF_DASHBOARD, RGB, UI,
};
use std::{
cell::RefCell,
env,
rc::Rc,
sync::mpsc::{Receiver, TryRecvError},
};
const WIDTH: i32 = 640;
const HEIGHT: i32 = 480;
pub struct Update {
dashboard: DashboardPattern,
lights: BodyPattern,
}
pub struct DashboardLightsPrivate {
lights: Rc<RefCell<DashboardPattern>>,
}
#[glib::object_subclass]
impl ObjectSubclass for DashboardLightsPrivate {
const NAME: &'static str = "DashboardLights";
type Type = DashboardLights;
type ParentType = gtk::DrawingArea;
fn new() -> Self {
Self {
lights: Rc::new(RefCell::new(OFF_DASHBOARD)),
}
}
}
impl ObjectImpl for DashboardLightsPrivate {}
impl WidgetImpl for DashboardLightsPrivate {}
impl DrawingAreaImpl for DashboardLightsPrivate {}
glib::wrapper! {
pub struct DashboardLights(ObjectSubclass<DashboardLightsPrivate>) @extends gtk::DrawingArea, gtk::Widget;
}
impl DashboardLights {
pub fn new() -> Self {
let s: Self = Object::builder().build();
s.set_width_request(WIDTH);
s.set_height_request(100);
s.set_draw_func({
let s = s.clone();
move |_, context, width, _| {
let start = width as f64 / 2. - 150.;
let lights = s.imp().lights.borrow();
for i in 0..3 {
context.set_source_rgb(
lights[i].r.into(),
lights[i].g.into(),
lights[i].b.into(),
);
context.rectangle(start + 100. * i as f64, 10., 80., 80.);
let _ = context.fill();
}
}
});
s
}
pub fn set_lights(&self, lights: DashboardPattern) {
*self.imp().lights.borrow_mut() = lights;
self.queue_draw();
}
}
pub struct BikeLightsPrivate {
lights: Rc<RefCell<BodyPattern>>,
}
#[glib::object_subclass]
impl ObjectSubclass for BikeLightsPrivate {
const NAME: &'static str = "BikeLights";
type Type = BikeLights;
type ParentType = gtk::DrawingArea;
fn new() -> Self {
Self {
lights: Rc::new(RefCell::new(OFF_BODY)),
}
}
}
impl ObjectImpl for BikeLightsPrivate {}
impl WidgetImpl for BikeLightsPrivate {}
impl DrawingAreaImpl for BikeLightsPrivate {}
glib::wrapper! {
pub struct BikeLights(ObjectSubclass<BikeLightsPrivate>) @extends gtk::DrawingArea, gtk::Widget;
}
impl BikeLights {
pub fn new() -> Self {
let s: Self = Object::builder().build();
s.set_width_request(WIDTH);
s.set_height_request(640);
let center = WIDTH as f64 / 2.;
s.set_draw_func({
let s = s.clone();
move |_, context, _, _| {
let lights = s.imp().lights.borrow();
for i in 0..30 {
context.set_source_rgb(
lights[i].r.into(),
lights[i].g.into(),
lights[i].b.into(),
);
context.rectangle(center - 45., 5. + 20. * i as f64, 15., 15.);
let _ = context.fill();
}
for i in 0..30 {
context.set_source_rgb(
lights[i + 30].r.into(),
lights[i + 30].g.into(),
lights[i + 30].b.into(),
);
context.rectangle(center + 15., 5. + 20. * (30. - (i + 1) as f64), 15., 15.);
let _ = context.fill();
}
}
});
s
}
pub fn set_lights(&self, lights: [RGB<I8F8>; 60]) {
*self.imp().lights.borrow_mut() = lights;
self.queue_draw();
}
}
struct GTKUI {
tx: Sender<Update>,
rx: Receiver<Event>,
}
impl UI for GTKUI {
fn check_event(&mut self, _: Instant) -> Option<Event> {
match self.rx.try_recv() {
Ok(event) => Some(event),
Err(TryRecvError::Empty) => None,
Err(TryRecvError::Disconnected) => None,
}
}
fn update_lights(&self, dashboard_lights: DashboardPattern, lights: BodyPattern) {
self.tx
.send(Update {
dashboard: dashboard_lights,
lights,
})
.unwrap();
}
}
fn main() {
let adw_app = adw::Application::builder()
.application_id("com.luminescent-dreams.bike-light-simulator")
.build();
adw_app.connect_activate(move |adw_app| {
let (update_tx, update_rx) =
gtk::glib::MainContext::channel::<Update>(gtk::glib::Priority::DEFAULT);
let (event_tx, event_rx) = std::sync::mpsc::channel();
std::thread::spawn(move || {
let mut bike_app = App::new(Box::new(GTKUI {
tx: update_tx,
rx: event_rx,
}));
loop {
bike_app.tick(Instant(U128F0::from(
std::time::SystemTime::now()
.duration_since(std::time::UNIX_EPOCH)
.unwrap()
.as_millis(),
)));
std::thread::sleep(std::time::Duration::from_millis(1000 / (FPS as u64)));
}
});
let window = adw::ApplicationWindow::builder()
.application(adw_app)
.default_width(WIDTH)
.default_height(HEIGHT)
.build();
let layout = gtk::Box::builder()
.orientation(gtk::Orientation::Vertical)
.build();
let controls = gtk::Box::builder()
.orientation(gtk::Orientation::Horizontal)
.build();
let dashboard_lights = DashboardLights::new();
let bike_lights = BikeLights::new();
let left_button = gtk::Button::builder().label("L").build();
let brake_button = gtk::Button::builder().label("Brakes").build();
let right_button = gtk::Button::builder().label("R").build();
left_button.connect_clicked({
let event_tx = event_tx.clone();
move |_| {
let _ = event_tx.send(Event::LeftBlinker);
}
});
brake_button.connect_clicked({
let event_tx = event_tx.clone();
move |_| {
let _ = event_tx.send(Event::Brake);
}
});
right_button.connect_clicked({
let event_tx = event_tx.clone();
move |_| {
let _ = event_tx.send(Event::RightBlinker);
}
});
controls.append(&left_button);
controls.append(&brake_button);
controls.append(&right_button);
layout.append(&controls);
let pattern_controls = gtk::Box::builder()
.orientation(gtk::Orientation::Horizontal)
.build();
let previous_pattern = gtk::Button::builder().label("Previous").build();
let next_pattern = gtk::Button::builder().label("Next").build();
previous_pattern.connect_clicked({
let event_tx = event_tx.clone();
move |_| {
let _ = event_tx.send(Event::PreviousPattern);
}
});
next_pattern.connect_clicked({
let event_tx = event_tx.clone();
move |_| {
let _ = event_tx.send(Event::NextPattern);
}
});
pattern_controls.append(&previous_pattern);
pattern_controls.append(&next_pattern);
layout.append(&pattern_controls);
layout.append(&dashboard_lights);
layout.append(&bike_lights);
update_rx.attach(None, {
let dashboard_lights = dashboard_lights.clone();
let bike_lights = bike_lights.clone();
move |Update { dashboard, lights }| {
dashboard_lights.set_lights(dashboard);
bike_lights.set_lights(lights);
glib::ControlFlow::Continue
}
});
window.set_content(Some(&layout));
window.present();
});
let args: Vec<String> = env::args().collect();
ApplicationExtManual::run_with_args(&adw_app, &args);
}

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@ -1,3 +1,3 @@
[toolchain]
channel = "1.77.0"
targets = [ "wasm32-unknown-unknown" ]
targets = [ "wasm32-unknown-unknown", "thumbv6m-none-eabi" ]