void Start()
{
var worldPos = transform.position;
var localPos = transform.localPosition;
Debug.Log("世界坐标:" + MathTransform.LocalToWorldPos(transform));
Debug.Log("转换世界坐标(TransformPoint):" + transform.TransformPoint(localPos) + "____" + MathTransform.TransformPoint(transform, localPos));
Debug.Log("转换世界坐标(TransformVector):" + transform.TransformVector(localPos) + "____" + MathTransform.TransformVector(transform, localPos));
Debug.Log("转换世界坐标(TransformDirection):" + transform.TransformDirection(localPos) + "____" + MathTransform.TransformDirection(transform, localPos));
Debug.Log("转换本地坐标(InverseTransformPoint):" + transform.InverseTransformPoint(worldPos) + "____" + MathTransform.InverseTransformPoint(transform, worldPos));
Debug.Log("转换本地坐标(InverseTransformVector):" + transform.InverseTransformVector(worldPos) + "____" + MathTransform.InverseTransformVector(transform, worldPos));
Debug.Log("转换本地坐标(InverseTransformDirection):" + transform.InverseTransformDirection(worldPos) + "____" + MathTransform.InverseTransformDirection(transform, worldPos));
var pos = new Vector3(1f, 2f, 3f);
//Debug.Log("世界坐标转视口坐标:" + mainCam.WorldToViewportPoint(pos) + "____" + MathTransform.WorldToViewportPoint(mainCam,pos));
//Debug.Log("世界坐标转屏幕坐标点:" + mainCam.WorldToScreenPoint(pos) + "____" + MathTransform.WorldToScreenPoint(mainCam, pos));
}