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Rainbow!

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Tangent 128 2019-03-10 22:01:04 -04:00
parent ee48d96a02
commit 429c8e1c57
1 changed files with 22 additions and 8 deletions
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30
hello_gradient/src/main.rs
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@ -17,16 +17,30 @@ use lights_hal::{boot, delay, entry};
fn main() -> ! {
let mut lights = GammaCorrector(boot());
let mut red = Wrapping(0u8);
let mut t = Wrapping(0u8);
loop {
red += Wrapping(1);
t += Wrapping(1);
let start = Rgb(red.0, 0, 0);
let end = Rgb(0, 100, 100u8.saturating_sub(red.0));
let red = Rgb(150, 0, 0);
let yellow = Rgb(150, 150, 0);
let green = Rgb(0, 150, 0);
let teal = Rgb(0, 75, 150);
let purple = Rgb(75, 0, 150);
(0..20u8).map(
|x| blend(start, end, gray(x.saturating_mul(15)))
).render_to(&mut lights);
delay(500_000);
(0..16u8).map(
|x| blend(red, yellow, gray(x * 16))
).chain((0..16u8).map(
|x| blend(yellow, green, gray(x * 16))
)).chain((0..16u8).map(
|x| blend(green, teal, gray(x * 16))
)).chain((0..16u8).map(
|x| blend(teal, purple, gray(x * 16))
)).chain((0..16u8).map(
|x| blend(purple, red, gray(x * 16))
))
.cycle().skip(t.0 as usize).take(20)
.render_to(&mut lights);
delay(1_000_000);
}
}