Выражение для спирали

let w = 1000;

let points = 200;

let steps = 20;

let angle = 0;

let r = w / 2;

let step = (Math.PI * 2) / steps;

let radius = 0;

let vertices = [];

//main

for (i = 0; i < points; i++) {

  angle += step;

  radius = i / points * r;

  x = Math.cos(angle) * radius;

  y = Math.sin(angle) * radius;

  vertices[i] = [x, y];

}

createPath(vertices, [], [], 0)