[英]Rotate object by 90 degrees?
我知道这已经被回答了 1000 次,但我只是不知道我应该如何编码。 我想要的只是当平台在 x 或 z 轴上更改其 position 时,然后将整个平台旋转 90 度。 我尝试使用 platform.transform.Rotate(0, 90, 0),所以我认为还有更多工作要做。 代码本身:
public GameObject platform;
public Transform lastPlatform;
Vector3 lastPosition;
Vector3 newPos;
bool stop;
private Quaternion rotationQuaternion;
void Start()
{
lastPosition = lastPlatform.position;
StartCoroutine(SpawnPlatforms());
rotationQuaternion = transform.rotation;
}
void Update()
{
}
IEnumerator SpawnPlatforms()
{
while (!stop)
{
GeneratePosition();
Instantiate(platform, newPos, rotationQuaternion * Quaternion.identity);
lastPosition = newPos;
yield return new WaitForSeconds(0.1f);
}
}
void GeneratePosition()
{
newPos = lastPosition;
int rand = Random.Range(0, 2);
if (rand > 0)
{
newPos.x += 1.5f;
transform.rotation = rotationQuaternion * Quaternion.Euler(0, 90, 0); //one way i tried
}
else
{
newPos.z += 1.5f;
platform.transform.Rotate(0, 90, 0) //another way I tried
}
}
我感谢所有的帮助!
所以正如我所看到的,目前有多个问题/不清楚的事情
0.1
秒旋转约90°
,因此在 1 秒内您旋转约900°
。 在我看来,这听起来很简单。transform
而不是平台platform
似乎是资产中的预制件,因此旋转它没有意义你可能想做
void GeneratePosition()
{
newPos = lastPosition;
int rand = Random.Range(0, 2);
if (rand > 0)
{
newPos.x += 1.5f;
}
else
{
newPos.z += 1.5f;
}
// rather directly rotate the quaternion parameter
// if you are going to do the same thing in both cases anyway I would rather extract it right away
rotationQuaternion *= Quaternion.Euler(0, 90, 0);
}
然后也
// Rotating by "Quaternion.idendity" has no effect
Instantiate(platform, newPos, rotationQuaternion);
对我来说这听起来还是很多,也许你想看看Object 池
我设法找到了解决问题的方法。 也许对某人有帮助,所以这里是 go:
public struct SpawnPoint
{
public Vector3 position;
public Quaternion orientation;
public void Step(float distance)
{
if (Random.value < 0.5)
{
position.x += distance;
orientation = Quaternion.Euler(0, 90, 0);
}
else
{
position.z += distance;
orientation = Quaternion.Euler(0, 0, 0);
}
//orientation = Quaternion.Euler(0, 90, 0) * orientation;
}
}
void Start()
{
_spawn.position = lastPlatform.position;
_spawn.orientation = transform.rotation;
}
从现在开始,剩下要做的就是实例化:
var newPlatform = Instantiate(platform, _spawn.position, _spawn.orientation);
非常感谢 derHugo 让我开始了解如何做到这一点!
您可以使用它,它来自 Unity3D 文档。
https://docs.unity3d.com/ScriptReference/Transform-eulerAngles.html
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