public static PETSingleEventsPacket[] PackEventsToList(PETSingleEvent[] events, int EventsPerPacket)
{
var res = new List <PETSingleEventsPacket>();
int num = events.Length;
int i = 0;
while (i < num)
{
// сколько совпадений в этом пакете (не более EventsPerPacket, но в конце меньше)
int cnt = Math.Min(num - i, EventsPerPacket);
// начинаем новый пакет
var p = new PETSingleEventsPacket();
p.ItemCount = (byte)cnt;
p.Flags = 0;
p.Events = new PETSingleEvent[cnt];
for (int j = 0; j < cnt; j++)
{
p.Events[j] = events[i + j];
}
i += EventsPerPacket;
res.Add(p);
}
return(res.ToArray());
}
public static PETSingleEventsPacket[] CreateRandomPackets(int NumPackets)
{
var res = new PETSingleEventsPacket[NumPackets];
var rnd = new System.Random();
// Generate random single events and pack the to packets
for (int i = 0; i < NumPackets; i++)
{
res[i] = PETSingleEventsPacket.RandomPacket(rnd);
}
return(res);
}
public bool CompareTo(PETSingleEventsPacket p)
{
if ((p.ItemCount != ItemCount) || (p.Flags != Flags))
{
return(false);
}
for (int i = 0; i < ItemCount; i++)
{
if (!this.Events[i].CompareTo(p.Events[i]))
{
return(false);
}
}
return(true);
}
// static int ItemSize = PETSingleEvent.Size; // Marshal.SizeOf(typeof(PETSingleEvent));
public static PETSingleEventsPacket RandomPacket(System.Random rnd = null)
{
var res = new PETSingleEventsPacket();
var r = (rnd == null) ? new System.Random() : rnd;
res.Flags = (byte)r.Next();
res.ItemCount = (byte)r.Next(1, 10);
res.Events = new PETSingleEvent[res.ItemCount];
for (int i = 0; i < res.ItemCount; i++)
{
res.Events[i] = PETSingleEvent.RandomEvent(rnd);
}
return(res);
}
// один пакет с одним ивентом на детекторе 1
public static PETSingleEventsPacket[] CreateUnitEventPacket()
{
var evt = new PETSingleEvent();
evt.Flags = 1;
evt.Position = 2;
evt.XMinus = 3;
evt.XPlus = 4;
evt.YMinus = 5;
evt.YPlus = 6;
evt.Timestamp = 255;
var packet = new PETSingleEventsPacket();
packet.Flags = 63;
packet.ItemCount = 1;
packet.Events = new PETSingleEvent[1];
packet.Events[0] = evt;
return(new PETSingleEventsPacket[] { packet });
}
/// <summary>
/// Decode byte[] array to a list of SingleEvent[]
/// </summary>
public static PETSingleEventsPacket[] DecodeArray(int NumPackets, int Offset, byte[] Src, bool UseSizeInfo = false)
{
int Ofs = 0;
var res = new PETSingleEventsPacket[NumPackets];
for (int i = 0; i < NumPackets; i++)
{
if (UseSizeInfo)
{
// skip two bytes
Ofs += 2;
}
var pack = new PETSingleEventsPacket();
pack.FromBytes(Offset + Ofs, Src);
res[i] = pack;
Ofs += pack.GetSize();
}
return(res);
}
