starblue/pixelfoo-apps
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Update the rand crate to 0.9.x

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- `thread_rng` becomes just `rng`.
- `gen` is renamed to `random`, `gen_range` to `random_range`.
- Avoid using the `rand` feature of the not yet updated crate `lowdim`.
This commit is contained in:
Juergen Stuber
2026-01-16 20:48:51 +01:00
parent 299c494f73
commit ae8d17e34b
10 changed files with 57 additions and 55 deletions
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18
src/bin/matrix-code/main.rs
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@@ -12,7 +12,7 @@ use std::thread::sleep;
use std::time::Duration;
use std::time::Instant;
use rand::thread_rng;
use rand::rng;
use rand::Rng;
use lowdim::bb2d;
@@ -75,11 +75,11 @@ impl RunningState {
self.t += 1;
let y = usize::try_from(self.head_y()).unwrap();
if y >= self.brightnesses.len() {
self.brightnesses.push(0.5 + 0.5 * rng.gen::<f64>());
self.brightnesses.push(0.5 + 0.5 * rng.random::<f64>());
}
if rng.gen::<f64>() < 0.2 {
let y = rng.gen_range(0..self.brightnesses.len());
self.brightnesses[y] = 0.5 + 0.5 * rng.gen::<f64>();
if rng.random::<f64>() < 0.2 {
let y = rng.random_range(0..self.brightnesses.len());
self.brightnesses[y] = 0.5 + 0.5 * rng.random::<f64>();
}
}
fn head_y(&self) -> i64 {
@@ -198,7 +198,7 @@ fn main() -> Result<(), Box<dyn error::Error>> {
};
eprintln!("screen size {}x{}, arg {}", x_size, y_size, arg);
let mut rng = thread_rng();
let mut rng = rng();
let bbox = bb2d(0..x_size as i64, 0..y_size as i64);
let frame_duration = Duration::from_millis(50);
@@ -226,16 +226,16 @@ fn main() -> Result<(), Box<dyn error::Error>> {
// Update the animation
for animation in &mut animations {
if animation.is_idle() {
if rng.gen::<f64>() < p_new_animation {
if rng.random::<f64>() < p_new_animation {
let frames_per_step = {
if rng.gen::<f64>() < p_slow_animation {
if rng.random::<f64>() < p_slow_animation {
frames_per_step_slow
} else {
frames_per_step_normal
}
};
if frame_count % frames_per_step == 0 {
let size = rng.gen_range(15..=30);
let size = rng.random_range(15..=30);
animation.start(frames_per_step, size, 15, i64::try_from(y_size)?);
}
}