4-5 Game Controller 游戏控制器

夜行的猫仔 · 发表于 2013-9-30 22:32:41

创建游戏控制器，使之能很好地为游戏中诸多的操作服务，比如控制警报系统的警报灯
C#脚本

using UnityEngine;
using System.Collections;
public class LastPlayerSighting : MonoBehaviour
{
public Vector3 position = new Vector3(1000f, 1000f, 1000f); // 玩家没有被发现时候的视野初始坐标.
public Vector3 resetPosition = new Vector3(1000f, 1000f, 1000f); // 为判断是否安全预设的一个坐标.
public float lightHighIntensity = 0.25f; // 警报灯没响时方向光的强度最大值.
public float lightLowIntensity = 0f; // 警报灯响起的时候方向光的最小值
public float fadeSpeed = 7f; // 光从低到高亮渐隐的速度
public float musicFadeSpeed = 1f; // 音乐渐隐的速度
private AlarmLight alarm; // 预设一个AlarmLight脚本变量.
private Light mainLight; // 预设一个main light 的light变量.
private AudioSource panicAudio; // 预设一个AudioSources脚本变量紧张音乐.
private AudioSource[] sirens; // 预设一组sirens 声音变量.
void Awake ()
{
// 设置alarm的引用通过Tag管理器找到Light_directional_alarm中的AlarmLight脚本.
alarm = GameObject.FindGameObjectWithTag(Tags.alarmLight).GetComponent<AlarmLight>();
// 设置mainLight的引用通过Tag管理器找到Light_directional_main中的light .
mainLight = GameObject.FindGameObjectWithTag(Tags.mainLight).light;
// 设置panicAudio的引用通过Tag管理器找到secondaryMusic中的audio.
panicAudio = transform.Find("secondaryMusic").audio;
// 获取返回多个大喇叭的数组.
GameObject[] sirenGameObjects = GameObject.FindGameObjectsWithTag(Tags.siren);
// 创建一个跟sirenGameObjects数组个数一样的一个新数组.
sirens = new AudioSource[sirenGameObjects.Length];
// 把六个大喇叭的组件中的声音存在新数组中.
for(int i = 0; i < sirens.Length; i++)
{
sirens[i] = sirenGameObjects[i].audio;
}
}
void Update ()
{
// 更替背景音乐.
SwitchAlarms();
MusicFading();
}
void SwitchAlarms ()
{
// 判断警报是否该响起.
alarm.alarmOn = position != resetPosition;
//灯光强度去向变量
float newIntensity;
// 如果position与resetPosition不相符，即警报响起的时候...
if(position != resetPosition)
// ... 设置将要显示的光强度为弱光.
newIntensity = lightLowIntensity;
else
// 设置当将要显示的强度为强光.
newIntensity = lightHighIntensity;
// 给场景中的主光源从当前光强做将要光强的插值.
mainLight.intensity = Mathf.Lerp(mainLight.intensity, newIntensity, fadeSpeed * Time.deltaTime);
// 循环遍历大喇叭
for(int i = 0; i < sirens.Length; i++)
{
// ... 如果警报被激活了，警报铃大喇叭还没响起的话就响
if(position != resetPosition && !sirens[i].isPlaying)
sirens[i].Play();
// 如果警报没被激活，警报铃大喇叭就不出声.
else if(position == resetPosition)
sirens[i].Stop();
}
}
void MusicFading ()
{
// 如果警报被激活...
if(position != resetPosition)
{
// ... 普通背景音乐淡出...
audio.volume = Mathf.Lerp(audio.volume, 0f, musicFadeSpeed * Time.deltaTime);
// ... 紧张节奏的音乐渐渐奏起.
panicAudio.volume = Mathf.Lerp(panicAudio.volume, 0.8f, musicFadeSpeed * Time.deltaTime);
}
else
{
// 紧张背景音乐淡出，普通背景音乐渐响
audio.volume = Mathf.Lerp(audio.volume, 0.8f, musicFadeSpeed * Time.deltaTime);
panicAudio.volume = Mathf.Lerp(panicAudio.volume, 0f, musicFadeSpeed * Time.deltaTime);
}
}
}

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JS脚本

#pragma strict
public var position : Vector3 = new Vector3(1000f, 1000f, 1000f); // The last global sighting of the player.
public var resetPosition : Vector3 = new Vector3(1000f, 1000f, 1000f); // The default position if the player is not in sight.
public var lightHighIntensity : float = 0.25f; // The directional light's intensity when the alarms are off.
public var lightLowIntensity : float = 0f; // The directional light's intensity when the alarms are on.
public var fadeSpeed : float = 7f; // How fast the light fades between low and high intensity.
public var musicFadeSpeed : float = 1f; // The speed at which the
private var alarm : AlarmLight; // Reference to the AlarmLight script.
private var mainLight : Light; // Reference to the main light.
private var panicAudio : AudioSource; // Reference to the AudioSource of the panic msuic.
private var sirens : AudioSource[]; // Reference to the AudioSources of the megaphones.
function Awake ()
{
// Setup the reference to the alarm light.
alarm = GameObject.FindGameObjectWithTag(Tags.alarm).GetComponent(AlarmLight);
// Setup the reference to the main directional light in the scene.
mainLight = GameObject.FindGameObjectWithTag(Tags.mainLight).light;
// Setup the reference to the additonal audio source.
panicAudio = transform.Find("secondaryMusic").audio;
// Find an array of the siren gameobjects.
var sirenGameObjects : GameObject[] = GameObject.FindGameObjectsWithTag(Tags.siren);
// Set the sirens array to have the same number of elements as there are gameobjects.
sirens = new AudioSource[sirenGameObjects.Length];
// For all the sirens allocate the audio source of the gameobjects.
for(var i = 0; i < sirens.Length; i++)
{
sirens[i] = sirenGameObjects[i].audio;
}
}
function Update ()
{
// Switch the alarms and fade the music.
SwitchAlarms();
MusicFading();
}
function SwitchAlarms ()
{
// Set the alarm light to be on or off.
alarm.alarmOn = position != resetPosition;
// Create a new intensity.
var newIntensity : float;
// If the position is not the reset position...
if(position != resetPosition)
// ... then set the new intensity to low.
newIntensity = lightLowIntensity;
else
// Otherwise set the new intensity to high.
newIntensity = lightHighIntensity;
// Fade the directional light's intensity in or out.
mainLight.intensity = Mathf.Lerp(mainLight.intensity, newIntensity, fadeSpeed * Time.deltaTime);
// For all of the sirens...
for(var i = 0; i < sirens.Length; i++)
{
// ... if alarm is triggered and the audio isn't playing, then play the audio.
if(position != resetPosition && !sirens[i].isPlaying)
sirens[i].Play();
// Otherwise if the alarm isn't triggered, stop the audio.
else if(position == resetPosition)
sirens[i].Stop();
}
}
function MusicFading ()
{
// If the alarm is not being triggered...
if(position != resetPosition)
{
// ... fade out the normal music...
audio.volume = Mathf.Lerp(audio.volume, 0f, musicFadeSpeed * Time.deltaTime);
// ... and fade in the panic music.
panicAudio.volume = Mathf.Lerp(panicAudio.volume, 0.8f, musicFadeSpeed * Time.deltaTime);
}
else
{
// Otherwise fade in the normal music and fade out the panic music.
audio.volume = Mathf.Lerp(audio.volume, 0.8f, musicFadeSpeed * Time.deltaTime);
panicAudio.volume = Mathf.Lerp(panicAudio.volume, 0f, musicFadeSpeed * Time.deltaTime);
}
}

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4-5 Game Controller 游戏控制器

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