本文实例为大家分享了Unity3D陀螺仪控制节点旋转的具体代码，供大家参考，具体内容如下

/******************************************************************** Desc: 陀螺仪对相机的逻辑类。*********************************************************************/ using System;using System.Collections;using System.Collections.Generic;using System.Linq;using System.Text; using UnityEngine; namespace Game.Gyro{ /// <summary> /// 职责: /// 1.实现陀螺仪对相机的影响和操作； /// 2.尽量重现崩坏3的主界面驾驶舱效果； /// </summary> class GyroCamera : MonoBehaviour { #region 声明 /// <summary> 陀螺仪的输入类型 </summary> public enum EGyroInputType { /// <summary> RotateRate </summary> RotateRate, /// <summary> RotateRateUniased </summary> RotateRateUniased, /// <summary> UserAcceleration </summary> UserAcceleration, } #endregion #region 控制变量 public float m_gyro_max_x = 15.0f; public float m_gyro_max_y = 15.0f; public float m_gyro_max_z = 15.0f; #endregion #region 变量 /// <summary> editor开发环境下的模拟陀螺仪输入 </summary> public Vector3 m_editor_debug_input = Vector3.zero; /// <summary> 陀螺仪的输入参数，用以控制相机 </summary> public Vector3 m_gyro_input = Vector3.zero; /// <summary> 当前的摄像机角度 </summary> public Vector3 m_cur_euler = Vector3.zero; /// <summary> 陀螺仪数据的更新频率 </summary> public int m_upate_rate = 30; /// <summary> 当前陀螺仪的输入输入类型 </summary> public EGyroInputType m_gyro_input_type = EGyroInputType.RotateRate; /// <summary> 陀螺仪的系数 </summary> public float m_gyro_factor = 1.0f; private Vector3 m_camera_init_euler = Vector3.zero; private Transform mTransform; #endregion #region 访问接口 /// <summary> 陀螺仪的输入参数，用以控制相机 </summary> protected Vector3 GyroInput { get { return m_gyro_input; } set { m_gyro_input = value; } } /// <summary> 陀螺仪输入数据的类型 </summary> protected EGyroInputType GyroInputType { get { return m_gyro_input_type; } set { m_gyro_input_type = value; } } /// <summary> 陀螺仪的系数 </summary> protected float GyroFactor { get { return m_gyro_factor; } set { m_gyro_factor = value; } } /// <summary> 当前的旋转角 </summary> protected Vector3 CurEuler { get { return m_cur_euler; } set { m_cur_euler = value; } } #endregion #region Unity // Use this for initialization void Start() { Input.gyro.enabled = true; mTransform = gameObject.transform; CurEuler = mTransform.localEulerAngles; m_camera_init_euler = CurEuler; } /// <summary> 绘制UI，方便调试 </summary> void OnGUI() { //GUI.Label(GetRect(0.1f, 0.05f), "Attitude: " + Input.gyro.attitude); //GUI.Label(GetRect(0.1f, 0.15f), "Rotation: " + Input.gyro.rotationRate); //GUI.Label(GetRect(0.1f, 0.25f), "RotationUnbiased: " + Input.gyro.rotationRateUnbiased); //GUI.Label(GetRect(0.1f, 0.35f), "UserAcceleration: " + Input.gyro.userAcceleration); //// 陀螺仪的系数 //{ // string t_factor_str = GUI.TextField(GetRect(0.7f, 0.05f), "" + GyroFactor); // GyroFactor = float.Parse(t_factor_str); //} //// 陀螺仪输入参数 //{ // if (GUI.Button(GetRect(0.8f, 0.8f, 0.2f), "" + GyroInputType)) // { // switch (GyroInputType) // { // case EGyroInputType.RotateRate: // GyroInputType = EGyroInputType.RotateRateUniased; // break; // case EGyroInputType.RotateRateUniased: // GyroInputType = EGyroInputType.UserAcceleration; // break; // case EGyroInputType.UserAcceleration: // GyroInputType = EGyroInputType.RotateRate; // break; // } // } //} } // Update is called once per frame void Update() { // 设置陀螺仪更新频率 Input.gyro.updateInterval = 1.0f / m_upate_rate; // 根据陀螺仪计算相机的控制数据 UpdateGyro(); // Editor下的调试#if UNITY_EDITOR // 开发环境下不能用陀螺仪，模拟数据 GyroInput = m_editor_debug_input;#endif // 因值不确定范围，需增加系数控制 GyroInput = GyroInput * GyroFactor; // 根据控制数据，对相机进行操作和变化 UpdateCamera(); } #endregion #region 控制逻辑 /// <summary> 更新陀螺仪数据，并计算出相应的控制数据 </summary> protected void UpdateGyro() { // 更新陀螺仪数据，并计算出控制变量 switch (GyroInputType) { //手机上左倾斜x是负值，又倾斜x是正值。上倾斜y是负值，下倾斜y是正值 case EGyroInputType.RotateRate: GyroInput = Input.gyro.rotationRate; break; case EGyroInputType.RotateRateUniased: GyroInput = Input.gyro.rotationRateUnbiased; break; case EGyroInputType.UserAcceleration: GyroInput = Input.gyro.userAcceleration; break; default: Debug.LogError("GyroInputTypeNot defined: " + GyroInputType); break; } } /// <summary> 更新相机的行为 </summary> protected void UpdateCamera() { // 不需要gyro的z参数#if UNITY_EDITOR Vector3 t_gyro_input = new Vector3(GyroInput.x, GyroInput.y, GyroInput.z);#else Vector3 t_gyro_input = new Vector3(0.0f, GyroInput.y, GyroInput.x);#endif CurEuler += t_gyro_input; // 范围控制 { float t_x = ClampFloat(CurEuler.x, m_camera_init_euler.x, m_gyro_max_x); float t_y = ClampFloat(CurEuler.y, m_camera_init_euler.y, m_gyro_max_y); float t_z = ClampFloat(CurEuler.z, m_camera_init_euler.z, m_gyro_max_z); CurEuler = new Vector3(t_x, t_y, t_z); } mTransform.localEulerAngles = CurEuler; } #endregion #region 支持函数 protected float ClampFloat(float p_float, float p_init, float p_offset) { p_offset = Mathf.Abs(p_offset); if (p_float > p_init + p_offset) { p_float = p_init + p_offset; } if (p_float < p_init - p_offset) { p_float = p_init - p_offset; } return p_float; } /// <summary> 根据百分比获取gui的大概坐标 </summary> protected Rect GetRect(float p_x_percent, float p_y_percent, float p_w = 0.5f, float p_h = 0.1f) { return new Rect( Screen.width * p_x_percent, Screen.height * p_y_percent, Screen.width * p_w, Screen.height * p_h); } #endregion } }

将脚本挂在想被陀螺仪操控的节点上就ok了。

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