NatureOfCode2/ang-rot4.2.html at master · brlebtag/NatureOfCode2 · GitHub

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<html>
    <head>
        <title>Angles and Rotation 4.2 - Polar Coordinates </title>
        <script src="https://cdn.jsdelivr.net/npm/p5@1.5.0/lib/p5.min.js"></script>
        <script>

        var angle = 0;
        var r = 150;

        function setup() {
            createCanvas(800, 600);
        }

        function draw() {
            background(0, 10);
            // stroke(255);
            // strokeWeight(4);
            // noFill();
            // circle(0, 0, r * 2);

            translate(width / 2, height / 2);
            strokeWeight(16);
            stroke(252, 238, 33);
            let x = r * cos(angle);
            let y = r * sin(angle);
            point(x, y);

            angle += 0.04;
            r -= random(-2, 2);
        }
        </script>
    </head>
</html>