subtitled2

main
annieversary 2021-08-17 16:26:05 +02:00
parent 466cbb2869
commit d7d0301116
4 changed files with 78 additions and 0 deletions

8
Cargo.lock generated
View File

@ -2348,6 +2348,14 @@ dependencies = [
"utils",
]
[[package]]
name = "subtitled2"
version = "0.1.0"
dependencies = [
"nannou",
"utils",
]
[[package]]
name = "syn"
version = "1.0.74"

View File

@ -5,3 +5,4 @@ this is a bunch of nannou projects
## list
- subtitled #1: some spinning circles
- subtitled #2: idk spinning colors or something

View File

@ -0,0 +1,8 @@
[package]
name = "subtitled2"
version = "0.1.0"
edition = "2018"
[dependencies]
nannou = "0.17"
utils = { path = "../utils" }

View File

@ -0,0 +1,61 @@
use nannou::prelude::*;
use utils::*;
fn main() {
nannou::app(model).update(update).simple_window(view).run();
}
struct Model {
points: Vec<Vec2>,
}
const PNUM: i32 = 500;
fn model(_app: &App) -> Model {
let points = (0..PNUM)
.map(|i| (i as f32 * TAU / PNUM as f32).sin_cos().into())
.map(|v: Vec2| v * 100.0)
.collect();
Model { points }
}
fn update(_app: &App, _model: &mut Model, _update: Update) {}
fn view(app: &App, model: &Model, frame: Frame) {
let t = frame.nth() as f32 / 60.0;
let draw = app.draw();
if frame.nth() == 1 {
draw.background().color(BLACK);
} else {
let win = app.window_rect();
draw.rect().wh(win.wh()).color(srgba(0., 0., 0., 0.03));
}
let big_r = map_sin(t * 2.0, 1.0, 2.0);
let points: Vec<Vec2> = model
.points
.clone()
.into_iter()
.enumerate()
.map(|(i, p)| {
let o = map_sin(t * 10.0 + 10.0 * TAU * (i as f32 / PNUM as f32), 0.8, 1.2);
p * o * big_r
})
.collect();
for p in points {
let h = ((p.atan2() - t * 0.2) % TAU) / TAU;
let s = 0.7;
let l = map_range(p.length(), 100.0 * 0.8, 200.0 * 1.2, 0.1, 0.5);
draw.ellipse().color(hsl(h, s, l)).xy(p).w_h(10.0, 10.0);
}
draw.to_frame(app, &frame).unwrap();
utils::record::record(app, &frame);
}