on, 2)); function createForceFieldShell(pos, r) { const i = _.l_P;//（注1） for (let x = -r+pos.x;x ＜= r+pos.x;x+=i) { for (let y = -r+pos.y;y ＜= r+pos.y;y+=i) { for (let z = -r+pos.z;z ＜= r+pos.z;z+=i) { let distance = Math.sqrt(x * x + y * y + z * z); if (distance ＞= forceFieldRadius - 0.1 && distance...