效果：
ShaderGraph的制作：
shader中uv数和雪碧图的uv数对上就能出效果。
直接上代码：
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
public class TurnDirEffectController : MonoBehaviour
{
public RectTransform effecRrectTf;
public Material mat;
public int currentLevel = -1;
public float totalTime;
public float currentSpeed;
public Texture2D[] textures;
public float[] mainColorAlpha;
public bool isEffectOver;
public int trunValue = -2;
public Button[] testBtn;
public Sprite dayimg;
public Sprite nightimg;
void Start()
{
Application.targetFrameRate = 24;
StopTween();
testBtn[0].onClick.AddListener(() => Btn1());
testBtn[1].onClick.AddListener(() => {
Btn2(); });
testBtn[2].onClick.AddListener(() => {
Btn3(); });
testBtn[3].onClick.AddListener(() => {
Btn4(); });
testBtn[4].onClick.AddListener(() => {
Btn5(); });
}
public void StopTween()
{
trunValue = -2;
mat.SetFloat("_alpha", 0);
totalTime = 0;
}
float time;
float time1;
float time2;
float time3;
private DayOrNightMode mo;
void Update()
{
#if UNITY_EDITOR
if (Input.GetKeyDown(KeyCode.Z))
{
mo = DayOrNightMode.Day;
Turn_new2(0, 0, mo);//左1
}
if (Input.GetKeyDown(KeyCode.X))
{
mo = DayOrNightMode.Day;
Turn_new2(1, 0, mo);//右1
}
if (Input.GetKeyDown(KeyCode.C))
{
mo = DayOrNightMode.Day;
Turn_new2(0, 1, mo);//左2
}
if (Input.GetKeyDown(KeyCode.V))
{
mo = DayOrNightMode.Day;
Turn_new2(1, 1, mo);//右2
}
if (Input.GetKeyDown(KeyCode.B))
{
trunValue = -2;
}
#endif
//time += Time.deltaTime;
//time1 += Time.deltaTime;
//time2 += Time.deltaTime;
//time3 += Time.deltaTime;
//if (time > 5 && time < 11)
//{
// Turn_new2(-1, 1, DayOrNightMode.Day);
// time = 11;
//}
//if (time1 > 11 && time1 < 17)
//{
// Turn_new2(1, 1, DayOrNightMode.Day);//右1
// time1 = 17;
//}
//if (time2 > 17 && time2 < 25)
//{
// Turn_new2(-1, 2, DayOrNightMode.Day);//左2
// time2 = 25;
//}
//if (time3 > 25 && time3 < 33)
//{
// Turn_new2(1, 2, DayOrNightMode.Day);//右2
// //time3 = 33;
//}
//if (time3 > 33)
//{
// Btn5();
//}
if (isEffectOver)
{
return;
}
totalTime += Time.deltaTime * currentSpeed;
//每次周期结束时判断一下
if (totalTime >= 48f)
{
if (trunValue == -2)
{
totalTime = 0;
effecRrectTf.gameObject.SetActive(false);
isEffectOver = true;
}
else
{
totalTime = 0;
if(trunValue == 0)
{
effecRrectTf.localScale = new Vector3(-1, 1, 1);
}
if (trunValue == 1)
{
effecRrectTf.localScale = new Vector3(1, 1, 1);
}
}
//1秒30帧，每帧时间100/3=33;
float picturePreSecont = 33;
if (currentLevel == -1)
{
speedTye = SpeedType.normal;
currentSpeed = picturePreSecont / 1;
}
else if (currentLevel == 0)
{
speedTye = SpeedType.high;
currentSpeed = picturePreSecont / 1.5f;
}
else if (currentLevel == 1)
{
speedTye = SpeedType.low;
currentSpeed = picturePreSecont / 2.5f;
}
OnDayOrNight(mo, currentLevel);
}
totalTime %= 48;
mat.SetFloat("_timer", totalTime);
}
public void naviLightMessage(string data)
{
//data=0-1-1 第一个开关导航0=关闭、1=开启 第二个表示左右 0=左 1=右 第三个表示快慢 0=快 1=慢
Debug.Log("receiveNaviMessage params=" + data);
string[] value = data.Split('-');
if (int.Parse(value[0])==0)
{
trunValue = -2;
}
else if(int.Parse(value[0]) == 1)
{
Turn_new2(int.Parse(value[1]), int.Parse(value[2]), DayOrNightMode.Day);
}
}
public void Turn_new2(int value, int speedValue, DayOrNightMode mode)
{
//Application.targetFrameRate = 24;
currentLevel = speedValue;
if (trunValue == value)
{
//MR_Debug.LogI(null, "TrunValue==value and return" + value);
return;
}
trunValue = value;
if (trunValue == -2)
{
return;
}
//DayNight(mode);
if (trunValue == 0)
{
effecRrectTf.localScale = new Vector3(-1, 1, 1);
}
if (trunValue == 1)
{
effecRrectTf.localScale = new Vector3(1, 1, 1);
}
//effecRrectTf.localScale = new Vector3(trunValue, 1, 1);
//currentLevel = speedValue;
totalTime = 0;
//0 normal 1 high 2 low
//1秒30帧，每帧时间100/3=33;
float picturePreSecont = 33;
if (currentLevel == -1)
{
speedTye = SpeedType.normal;
currentSpeed = picturePreSecont / 1;
}
else if (currentLevel == 0)
{
speedTye = SpeedType.high;
currentSpeed = picturePreSecont / 1.5f;
}
else if (currentLevel == 1)
{
speedTye = SpeedType.low;
currentSpeed = picturePreSecont / 2.5f;
}
//重新播放
OnDayOrNight(mode, speedValue);
isEffectOver = false;
effecRrectTf.gameObject.SetActive(true);
}
private void OnDayOrNight(DayOrNightMode mode, int speedValue)
{
//重头播
// totalTime = 0;
mat.SetFloat("_alpha", 1);
//更换贴图和透明度
if (mode == DayOrNightMode.Day)
{
//if (speedValue == 0)
//{
// mat.SetTexture("_MainTex", textures[0]);
//}
//else if(speedValue == 1)
//{
// mat.SetTexture("_MainTex", textures[1]);
//}
mat.SetTexture("_MainTex", textures[0]);
if (speedTye == SpeedType.low)
{
mat.SetFloat("_alpha", mainColorAlpha[1]);
}
else if(speedTye == SpeedType.high)
{
mat.SetFloat("_alpha", mainColorAlpha[0]);
}
}
else if (mode == DayOrNightMode.Night)
{
//if (speedValue == 0)
//{
// mat.SetTexture("_MainTex", textures[2]);
//}
//else if (speedValue == 1)
//{
// mat.SetTexture("_MainTex", textures[3]);
//}
mat.SetTexture("_MainTex", textures[1]);
if (speedTye == SpeedType.low)
{
mat.SetFloat("_alpha", mainColorAlpha[1]);
}
else if (speedTye == SpeedType.high)
{
mat.SetFloat("_alpha", mainColorAlpha[0]);
}
}
}
private void Btn1()
{
Turn_new2(0, 0, DayOrNightMode.Day);
}
private void Btn2()
{
Turn_new2(1, 0, DayOrNightMode.Day);
}
private void Btn3()
{
Turn_new2(0, 1, DayOrNightMode.Day);//左2
}
private void Btn4()
{
Turn_new2(1, 1, DayOrNightMode.Day);//右2
}
private void Btn5()
{
trunValue = -2;
}
private void DayNight(DayOrNightMode mode)
{
if(mode== DayOrNightMode.Day)
{
transform.GetComponent<Image>().sprite = dayimg;
}
else if(mode == DayOrNightMode.Night)
{
transform.GetComponent<Image>().sprite = nightimg;
}
}
public enum SpeedType
{
normal,
high,
low
}
public SpeedType speedTye;
public enum DayOrNightMode
{
Day,
Night,
}
}
代码绑定：
下面是雪碧图：
