ObjectsManager.cs

ObjectsManager.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Microsoft.MixedReality.Toolkit.UI;

public class ObjectsManager : MonoBehaviour
{
    public GameObject cube;

    public void OnButtonClicked()
    {
        GameObject tmp = Instantiate(cube);
        var size = tmp.GetComponent<BoundingBox>().TargetBounds.size;
        var pos = Camera.main.transform.TransformPoint(0.0f, 0.0f, size.z + 0.8f);
        var dir = Quaternion.LookRotation(pos - Camera.main.transform.position, Vector3.up);
        dir.z = 0;
        dir.x = 0;
        tmp.transform.position = Camera.main.transform.position + dir * new Vector3(0.0f, 0.0f, size.z + 0.8f);
        var dif = Camera.main.transform.position - tmp.transform.position;
        tmp.transform.rotation = Quaternion.LookRotation(new Vector3(dif.x, 0, dif.z));
    }
}