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first sketch

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Joshua Seigler 2019-11-03 11:39:52 -05:00 • committed by Joshua Seigler
parent 3402feb22c
commit ee252f0d6f
1 changed files with 43 additions and 4 deletions
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47
app/sketch.js
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@ -1,14 +1,53 @@
new p5(sketch => {
let width = document.documentElement.scrollWidth;
let height = document.documentElement.scrollHeight;
let maxD = Math.min(width, height) / 2;
let buffer = sketch.createGraphics(maxD, maxD);
function generate() {
sketch.blendMode(sketch.REPLACE);
sketch.background('#000');
sketch.blendMode(sketch.ADD);
for (let i = 0; i < 60; i++) {
buffer.background('#000');
let d = maxD * sketch.random(0.2, 1);
let c = sketch.color(sketch.random(100), 100, 100, 80)
buffer.fill(c);
buffer.circle(maxD / 2, maxD / 2, d);
buffer.fill('#000');
buffer.circle(sketch.random(maxD), sketch.random(maxD), sketch.random(0.2, 0.8) * d);
while (sketch.random() > 0.1) {
let a1 = sketch.random(2 * Math.PI);
let a2 = sketch.random(2 * Math.PI);
buffer.stroke(0);
buffer.strokeWeight(sketch.random(1, maxD * 0.1));
buffer.line(maxD * (Math.sin(a1) + 0.5), maxD * (Math.cos(a1) + 0.5),
maxD * (Math.sin(a2) + 0.5), maxD * (Math.cos(a2) + 0.5));
}
let w = sketch.random(-d, width + d);
let h = sketch.random(-d, height + d);
sketch.image(buffer, w, h);
}
}
sketch.preload = () => {
/* load images and music */
/* load images, music, etc */
}
sketch.keyPressed = () => {
generate();
}
sketch.setup = () => {
sketch.createCanvas(640, 480);
sketch.background('#fff');
sketch.createCanvas(width, height);
sketch.colorMode(sketch.HSB, 100);
buffer.noStroke();
buffer.blendMode(sketch.BLEND);
generate();
}
sketch.draw = () => {
//
}
});