public void Init()
{
_totalSeconds = daySeconds + nightSeconds + morningSeconds + eveningSeconds;
_increaseTimeArray = new float[] { morningSeconds, morningSeconds + daySeconds, _totalSeconds - nightSeconds, _totalSeconds };
_slotArray = new DayTimeSlot[] { DayTimeSlot.Morning, DayTimeSlot.Day, DayTimeSlot.Evening, DayTimeSlot.Night };
_timeArray = new float[] { morningSeconds, daySeconds, eveningSeconds, nightSeconds };
}
private void Refresh()
{
float oneCycleElapsedTime = _time % _totalCycleTime;
int cycles = (int)(_time / _totalCycleTime);
int daysPerCycle;
TimeSlotConfig config;
float oneDayElapsedTime;
if (oneCycleElapsedTime < _totalNormalCycleTime)
{
_isSpecialTime = false;
config = normalTimeConfig;
oneDayElapsedTime = oneCycleElapsedTime % config.TotalSeconds;
daysPerCycle = (int)(oneCycleElapsedTime / config.TotalSeconds) + 1;
}
else
{
_isSpecialTime = true;
config = specialTimeConfig;
oneDayElapsedTime = oneCycleElapsedTime - _totalNormalCycleTime;
daysPerCycle = normalTimeCycles + 1;
}
_days = cycles * (normalTimeCycles + 1) + daysPerCycle;
DayTimeSlot curDayTimeSlot = config.GetSlot(oneDayElapsedTime, out _slotElapsedTime, out _slotTime);
ChangeSlot(curDayTimeSlot);
}
private void UpdateLightAndSun()
{
DayTimeSlot slot = DayNightTime.Instance.TimeSlot;
SkyLightScaleParam skyLight;
SphereMoveParam sunNormalMove;
SphereMoveParam sunSpecialMove;
switch (slot)
{
case DayTimeSlot.Day:
skyLight = skyBoxParams.skyParam.dayLight;
sunNormalMove = skyBoxParams.sunNormalParam.dayAngle;
sunSpecialMove = skyBoxParams.sunSpecialParam.dayAngle;
break;
case DayTimeSlot.Evening:
skyLight = skyBoxParams.skyParam.eveningLight;
sunNormalMove = skyBoxParams.sunNormalParam.eveningAngle;
sunSpecialMove = skyBoxParams.sunSpecialParam.eveningAngle;
break;
case DayTimeSlot.Night:
skyLight = skyBoxParams.skyParam.nightLight;
sunNormalMove = skyBoxParams.sunNormalParam.nightAngle;
sunSpecialMove = skyBoxParams.sunSpecialParam.nightAngle;
break;
default:
skyLight = skyBoxParams.skyParam.morningLight;
sunNormalMove = skyBoxParams.sunNormalParam.morningAngle;
sunSpecialMove = skyBoxParams.sunSpecialParam.morningAngle;
break;
}
float lerp = DayNightTime.Instance.SlotElapsedTime / DayNightTime.Instance.SlotTime;
//更新一般天空亮度（昼夜变化的时候）
_curSunLightScale = Mathf.Lerp(skyLight.lightScaleFrom, skyLight.lightScaleTo, lerp);
//根据昼夜变化的亮度来改变贴图
float dayNightFactor;
if (_curSunLightScale > skyBoxParams.skyParam.dayPicLightScaleMax)
{
dayNightFactor = 0;
_curSkyBoxMaterial = skyBoxMaterials.skyBoxDayToNightFall;
}
else if (_curSunLightScale < skyBoxParams.skyParam.nightPicScaleMin)
{
dayNightFactor = 1;
_curSkyBoxMaterial = skyBoxMaterials.skyBoxNightFallToNight;
}
else
{
if (_curSunLightScale > skyBoxParams.skyParam.nightFallScaleMiddle)
{
dayNightFactor = (skyBoxParams.skyParam.dayPicLightScaleMax - _curSunLightScale) / (skyBoxParams.skyParam.dayPicLightScaleMax - skyBoxParams.skyParam.nightFallScaleMiddle);
_curSkyBoxMaterial = skyBoxMaterials.skyBoxDayToNightFall;
}
else
{
dayNightFactor = (skyBoxParams.skyParam.nightFallScaleMiddle - _curSunLightScale) / (skyBoxParams.skyParam.nightFallScaleMiddle - skyBoxParams.skyParam.nightPicScaleMin);
_curSkyBoxMaterial = skyBoxMaterials.skyBoxNightFallToNight;
}
// dayNightFactor = (skyBoxParams.skyParam.dayPicLightScaleMax - _curSunLightScale) / (skyBoxParams.skyParam.dayPicLightScaleMax - skyBoxParams.skyParam.nightPicScaleMin);
}
RenderSettings.skybox = _curSkyBoxMaterial;
_curSkyBoxMaterial.SetFloat("_DayNightFactor", dayNightFactor);
//云对天空亮度的影响
_curSunLightScale -= skyBoxParams.cloudParam.lightIntensityDecrease * skyBoxParams.cloudParam.lightIntensityFactor;
if (_curSunLightScale < 0)
{
_curSunLightScale = 0;
}
//真正更新天空亮度
Shader.SetGlobalFloat("MTB_SunLightScale", _curSunLightScale);
//显示与隐藏太阳
bool isSpecialTime = DayNightTime.Instance.IsSpecialTime;
bool isOddDay = DayNightTime.Instance.Days % 2 == 1;
bool sunNormalShow = (skyBoxParams.sunNormalParam.oddDayShow == isOddDay && !isSpecialTime) ||
(isSpecialTime);
skyBoxTransforms.sunNormalTransform.gameObject.SetActive(sunNormalShow);
bool sunSpecialShow = (skyBoxParams.sunSpecialParam.oddDayShow == isOddDay && !isSpecialTime) ||
(isSpecialTime);
skyBoxTransforms.sunSpecialTransform.gameObject.SetActive(sunSpecialShow);
//更新一般太阳位置
float sunXAngleDeg = Mathf.Lerp(sunNormalMove.angleFrom.x, sunNormalMove.angleTo.x, lerp);
float sunYAngleDeg = Mathf.Lerp(sunNormalMove.angleFrom.y, sunNormalMove.angleTo.y, lerp);
UpdateSunNormalPosition(skyBoxParams.sunNormalParam.sunRadius, sunYAngleDeg, sunXAngleDeg);
//更新特殊太阳位置
float sunSpecialXAngleDeg = Mathf.Lerp(sunSpecialMove.angleFrom.x, sunSpecialMove.angleTo.x, lerp);
float sunSpecialYAngleDeg = Mathf.Lerp(sunSpecialMove.angleFrom.y, sunSpecialMove.angleTo.y, lerp);
UpdateSunSpecialPosition(skyBoxParams.sunSpecialParam.sunRadius, sunSpecialYAngleDeg, sunSpecialXAngleDeg);
}
private void ChangeSlot(DayTimeSlot slot)
{
_timeSlot = slot;
}
