public Level1FlightRecord[] ReduceFlightRawDataPoints(string parameterID,
ParameterRawData[] points, int secondGap)
{
//1. 每秒钟取一个点
var wrapped = from one in points
select new ParameterRawDataWrap(one);
//2. 每secondGap取一个值
List<Level1FlightRecord> records = new List<Level1FlightRecord>();
List<ParameterRawDataWrap> tempList = new List<ParameterRawDataWrap>();
int startSec = 0;
int endSec = Math.Min(startSec + secondGap, points[points.Length - 1].Second);
foreach (var one in wrapped)
{
if (one.m_RawData.Second >= startSec
&& one.m_RawData.Second < endSec)
{
tempList.Add(one);
}
else
{
Level1FlightRecord rec = new Level1FlightRecord()
{
ParameterID = parameterID,
StartSecond = startSec,
EndSecond = endSec,
Values = (from o in tempList
select o.SummaryValue).ToArray()
};
records.Add(rec);
tempList.Clear();
startSec = endSec;
endSec = Math.Min(endSec + secondGap, points[points.Length - 1].Second);
}
}
Level1FlightRecord rec2 = new Level1FlightRecord()
{
ParameterID = parameterID,
StartSecond = startSec,
EndSecond = endSec,
Values = (from o in tempList
select o.SummaryValue).ToArray()
};
records.Add(rec2);
tempList.Clear();
return records.ToArray();
}
public Level1FlightRecord[] ReduceFlightRawDataPoints(string parameterID, string flightID,
List<ParameterRawData> points, int startSecond, int endSecond, int secondGap)
{
if (points == null || points.Count == 0)
return new Level1FlightRecord[] { };
//1. 每秒钟取一个点
var wrapped = from one in points
select new ParameterRawDataWrap(one);
//2. 每secondGap取一个值
List<Level1FlightRecord> records = new List<Level1FlightRecord>();
List<ParameterRawDataWrap> tempList = new List<ParameterRawDataWrap>();
int startSec = startSecond;
int endSec = Math.Min(startSec + secondGap, points[points.Count - 1].Second);
if (startSec + secondGap >= endSecond)
endSec = endSecond;
foreach (var one in wrapped)
{
if (one.m_RawData.Second >= startSec
&& one.m_RawData.Second < endSec)
{
tempList.Add(one);
}
else
{
Level1FlightRecord rec = new Level1FlightRecord()
{
FlightID = flightID,
ParameterID = parameterID,
StartSecond = startSec,
EndSecond = endSec,
Values = (from o in tempList
select o.SummaryValue).ToArray()
};
records.Add(rec);
tempList.Clear();
startSec = endSec;
endSec = Math.Min(endSec + secondGap, points[points.Count - 1].Second);
if (startSec + secondGap >= endSecond)
endSec = endSecond;
tempList.Add(one);
}
}
if (tempList.Count > 0)
{
Level1FlightRecord rec2 = new Level1FlightRecord()
{
FlightID = flightID,
ParameterID = parameterID,
StartSecond = startSec,
EndSecond = endSec,
Values = (from o in tempList
select o.SummaryValue).ToArray()
};
records.Add(rec2);
tempList.Clear();
}
return records.ToArray();
}
public Level2FlightRecord GenerateLevel2FlightRecord(string parameterID,
Level1FlightRecord[] level1Points)
{
Level2FlightRecord level2Records = new Level2FlightRecord()
{
StartSecond = 0,
EndSecond = level1Points[level1Points.Length - 1].EndSecond,
ParameterID = parameterID,
Values = level1Points,
ExtremumPointInfo = new ExtremumPointInfo()
{
MaxValue =
(from one in level1Points
select one.Values.Max()).Max(),
MinValue = (from one in level1Points
select one.Values.Min()).Min()
}
};
float maxValue = float.MinValue;
float minValue = float.MaxValue;
Level1FlightRecord minRec = null;
Level1FlightRecord maxRec = null;
foreach (Level1FlightRecord rec in level1Points)
{
if (rec.Values.Max() > maxValue)
{
maxValue = rec.Values.Max();
maxRec = rec;
}
if (rec.Values.Min() < minValue)
{
minValue = rec.Values.Min();
minRec = rec;
}
}
if (maxRec != null)
{
for (int i = 0; i < maxRec.Values.Length; i++)
{
if (maxRec.Values[i] == maxValue)
{
level2Records.ExtremumPointInfo.MaxValueSecond
= maxRec.StartSecond + (i / Convert.ToSingle(maxRec.EndSecond - maxRec.StartSecond));
break;
}
}
level2Records.ExtremumPointInfo.MaxValue = maxRec.Values.Max();
}
if (minRec != null)
{
for (int i = 0; i < minRec.Values.Length; i++)
{
if (minRec.Values[i] == minValue)
{
level2Records.ExtremumPointInfo.MinValueSecond
= minRec.StartSecond + (i / Convert.ToSingle(minRec.EndSecond - minRec.StartSecond));
break;
}
}
level2Records.ExtremumPointInfo.MinValue = minRec.Values.Min();
}
return level2Records;
}
public Level2FlightRecord[] GenerateLevel2FlightRecord(string flightID, string parameterID,
Level1FlightRecord[] level1Points)
{
Level2FlightRecord level2Records = GenerateLevel2FlightRecordByOnlyOneResult(flightID, parameterID, level1Points);
if (level2Records == null)
return null;
return new Level2FlightRecord[] { level2Records };
}