fem_tutos/node_modules/d3-shape/src/symbol/asterisk.js

import {min, sqrt} from "../math.js";

const sqrt3 = sqrt(3);

export default {
  draw(context, size) {
    const r = sqrt(size + min(size / 28, 0.75)) * 0.59436;
    const t = r / 2;
    const u = t * sqrt3;
    context.moveTo(0, r);
    context.lineTo(0, -r);
    context.moveTo(-u, -t);
    context.lineTo(u, t);
    context.moveTo(-u, t);
    context.lineTo(u, -t);
  }
};