如何实现游戏对象按键盘输入进行移动?
时间: 2024-09-28 22:12:06 浏览: 55
在Unity中,实现游戏对象按照用户的键盘输入进行移动,通常需要用到Input系统和CharacterController(CC),如果游戏对象不需要跳跃。以下是基本步骤:
1. **添加组件**:
- 将`CharacterController`组件添加到游戏对象上,这将允许其响应输入并移动于地面。
2. **获取输入**:
```csharp
public float moveSpeed = 5.0f; // 移动速度
private Vector3 moveDirection;
void Update()
{
moveDirection = new Vector3(Input.GetAxis("Horizontal"), 0, Input.GetAxis("Vertical"));
}
```
使用`Input.GetAxis()`获取水平(`Horizontal`)和垂直(`Vertical`)轴的输入值,范围通常是-1到1。
3. **应用移动**:
```csharp
void FixedUpdate() // 固定更新,保证稳定的帧率移动
{
transform.position += moveDirection * moveSpeed * Time.fixedDeltaTime;
}
```
注意这里是`FixedUpdate`而不是`Update`,因为它是在固定的时间间隔内运行的,适合处理物理交互和实时运动。
4. **控制角色停止**:
添加一些逻辑来防止角色无限移动,例如当两个输入值都接近0时,停止移动。
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