pakt05
Built with p5.js and SuperCollider. See /f0blog/pact-februari/
//pakt05
let index, n
let grad
function setup() {
const div = select('#sketch')
const cnv = createCanvas(div.width, div.height)
cnv.parent('sketch')
frameRate(60)
noFill()
strokeWeight(1)
index = 0
n = 100
grad = createGraphics(width, height)
grad.noStroke()
for (let r = width; r > 0; --r) {
grad.fill(
lerpColor(color(0.5 * 255, 0.4 * 255, 0.3 * 255), color(0, 0, 0), r / width)
)
grad.ellipse(width * 0.5, height * 0.5, r * 2.0, r * 2.0)
}
stroke(255, 255, 255, 0.8 * 255)
}
function draw() {
const x = width * 0.5
const y = height * 0.5
const w = width * 0.3
const h = height * 0.275
const spread = sin(index * 0.0012) * 20
const speed1 = sin(index * 0.0013) * 0.001 + 0.005
const speed2 = sin(index * 0.0014) * 0.001 + 0.0005
const speed3 = sin(index * 0.0015) * 0.001 + 0.014
const speed4 = sin(index * 0.0016) * 0.001 + 0.012
image(grad, 0, 0)
for (let i = 0; i < n; i++) {
const px = x + (sin(index * i * speed1) + sin(index * i * speed2) * w) - i
const py = y + sin((index + i * spread) * speed3) * sin((index + i) * speed4) * h + i
line(px + (n - i), py + (i - n), px, py)
}
index++
}
Ndef(\noises).play
(
Ndef(\noises, {
var freq= SinOsc.ar(SinOsc.ar((4..0)/150+SinOsc.ar((0..4)/18, 0, 0.8)), SinOsc.ar((0..4)/80+SinOsc.ar((0..4)/20, 0, 0.1), 0, 2pi)).exprange(100, 1000);
var rq= SinOsc.ar(SinOsc.ar((0..4)/6+SinOsc.ar((0..4)/19, 0, 0.7), SinOsc.ar((4..0)/5+SinOsc.ar((4..0)/2, 0, 0.1), 0, 2pi))).exprange(0.4, 4);
Splay.ar(BPF.ar(BPF.ar(ClipNoise.ar(1!5), freq, rq), freq, rq), 0.85);
});
)
Ndef(\noises).stop