meat/game/actors/Tree.ts

import type { Vec3 } from "engine/math/Vec3"

/** One procedural tree instance. `growth` 0..1 runs sapling -> full grown: it scales
 *  height and girth and adds canopy blobs / tiers. `seed` drives the per-tree random
 *  wobble so a forest doesn't look cloned. */
export type Tree = {
  /** Trunk base, sitting on the ground. */
  position: Vec3
  growth: number
  seed: number
}