@thi.ng/boids/behaviors/dynamic.js

n-dimensional boids simulation with modular behavior system

import { __ensureFn } from "../internal/ensure.js";
const dynamicTarget = (target, radius = Infinity, weight = 1) => {
  let currTarget;
  const $radius = __ensureFn(radius);
  const force = [];
  return {
    weight: __ensureFn(weight),
    update: (boid) => {
      currTarget = target(boid) || currTarget;
      if (!currTarget) return boid.api.ZERO;
      const r = $radius(boid);
      return boid.api.distSq(currTarget, boid.pos.curr) < r * r ? boid.steerTowards(currTarget, force) : boid.api.ZERO;
    }
  };
};
export {
  dynamicTarget
};