main
annieversary 2021-08-17 16:26:37 +02:00
parent ad4be3db13
commit 31f496d2ba
4 changed files with 76 additions and 0 deletions

8
Cargo.lock generated
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@ -2364,6 +2364,14 @@ dependencies = [
"utils",
]
[[package]]
name = "subtitled4"
version = "0.1.0"
dependencies = [
"nannou",
"utils",
]
[[package]]
name = "syn"
version = "1.0.74"

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@ -7,3 +7,4 @@ this is a bunch of nannou projects
- subtitled #1: some spinning circles
- subtitled #2: idk spinning colors or something
- subtitled #3: small flashing circles
- subtitled #4: more spinning circles wow what a surprise

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@ -0,0 +1,8 @@
[package]
name = "subtitled4"
version = "0.1.0"
edition = "2018"
[dependencies]
nannou = "0.17"
utils = { path = "../utils" }

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@ -0,0 +1,59 @@
use nannou::{color::Mix, prelude::*};
use utils::*;
fn main() {
nannou::app(model).update(update).simple_window(view).run();
}
struct Model {
points: Vec<Vec2>,
}
fn model(_app: &App) -> Model {
let r = 300.0;
Model {
points: (0..100)
.map(|_| {
let r = r * random::<f32>().sqrt();
let theta = random::<f32>() * TAU;
let x = r * theta.cos();
let y = r * theta.sin();
vec2(x, y)
})
.collect(),
}
}
fn update(_app: &App, model: &mut Model, _update: Update) {
for p in &mut model.points {
*p += vec2(p.y, -p.x) * 0.01;
}
}
fn view(app: &App, model: &Model, frame: Frame) {
let t = frame.nth() as f32 / 60.0;
let draw = app.draw();
let bg_color = srgb(1.0f32, 250.0 / 255.0, 250.0 / 255.0);
let fg_color = srgb(189.0 / 255.0, 178.0 / 255.0, 1.0);
if frame.nth() == 1 {
draw.background().color(bg_color);
} else {
let win = app.window_rect();
draw.rect()
.wh(win.wh())
.color(srgba(1., 250.0 / 255.0, 250.0 / 255.0, 0.001));
}
for p in &model.points {
let m = map_sin(t * 1.2 + p.length() / 100.0, 0.0, 1.0).powi(3);
let color = fg_color.into_linear().mix(&bg_color.into_linear(), m);
draw.ellipse().xy(*p).radius(10.0).color(color);
}
draw.to_frame(app, &frame).unwrap();
}