// Update is called once per frame
void Update()
{
// Input.GetAxis 从键盘或者手柄上读取轴向的输入数据
// 水平和垂直两个方向的输入值区间为-1到1 如果没有键按下就是0
// 给刚体施加一个力
Vector3 moveDirection = new Vector3(Input.GetAxis(hAxis), 0, Input.GetAxis(vAxis));
rigidbody.AddForce(moveDirection.normalized * maxSpeed);
// 限制速度
rigidbody.velocity = new Vector3(Mathf.Clamp(rigidbody.velocity.x, -maxSpeed, maxSpeed),
Mathf.Clamp(rigidbody.velocity.y, -maxSpeed, maxSpeed),
Mathf.Clamp(rigidbody.velocity.z, -maxSpeed, maxSpeed));
// 是否跟随鼠标
if (mouseLook)
{
// ScreenToWorldPoint 用于将光标在屏幕上的坐标转换为在游戏世界的坐标
Vector3 mousePosWorld = Camera.main.ScreenToWorldPoint(new Vector3(
Input.mousePosition.x, Input.mousePosition.y, 0.0f
));
mousePosWorld = new Vector3(mousePosWorld.x, 0.0f, mousePosWorld.z);
// 跟随光标的方向
Vector3 lookDirection = mousePosWorld - transform.position;
transform.localRotation = Quaternion.LookRotation(lookDirection.normalized, Vector3.up);
}
if (Input.GetButtonDown(fireAxis) && canFire)
{
foreach (Transform item in turrets)
{
AmmoManager.Spawn(item.position, item.rotation);
canFire = false;
Invoke("EnableFire", reloadDelay);
}
}
}
