/// <summary>
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source"></param>
/// <param name="offset"></param>
/// <param name="count"></param>
/// <param name="emptyIds"></param>
/// <returns></returns>
protected override Memory <byte> CompressValues <T>(MarshalMemoryBlock source, long offset, int count, Queue <int> emptyIds)
{
var deadArea = this.Parameters.ContainsKey("DeadValue") ? this.Parameters["DeadValue"] : 0;
var deadType = (int)(this.Parameters.ContainsKey("DeadType") ? this.Parameters["DeadType"] : 0);
mMarshalMemory.Position = 0;
mVarintMemory.Position = 0;
bool isFirst = true;
int ig = -1;
emptyIds.TryDequeue(out ig);
if (typeof(T) == typeof(byte))
{
byte sval = 0;
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadByte(offset + i);
if (isFirst)
{
sval = id;
mMarshalMemory.Write(id);
isFirst = false;
}
else
{
if (CheckIsNeedRecord(sval, id, deadArea, deadType))
{
mMarshalMemory.Write(id);
sval = id;
}
}
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(mMarshalMemory.StartMemory.AsMemory <byte>(0, (int)mMarshalMemory.Position));
}
else if (typeof(T) == typeof(short))
{
short sval = 0;
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadShort(offset + i * 2);
if (isFirst)
{
mVarintMemory.WriteSInt32(id);
isFirst = false;
sval = id;
}
else
{
if (CheckIsNeedRecord(sval, id, deadArea, deadType))
{
mVarintMemory.WriteSInt32(id - sval);
sval = id;
}
}
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
}
else if (typeof(T) == typeof(ushort))
{
ushort sval = 0;
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadUShort(offset + i * 2);
if (isFirst)
{
mVarintMemory.WriteSInt32(id);
isFirst = false;
sval = id;
}
else
{
if (CheckIsNeedRecord(sval, id, deadArea, deadType))
{
mVarintMemory.WriteSInt32(id - sval);
sval = id;
}
}
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
}
else if (typeof(T) == typeof(int))
{
int sval = 0;
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadInt(offset + i * 4);
if (isFirst)
{
mVarintMemory.WriteInt32(id);
isFirst = false;
sval = id;
}
else
{
if (CheckIsNeedRecord(sval, id, deadArea, deadType))
{
mVarintMemory.WriteSInt32(id - sval);
sval = id;
}
}
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
}
else if (typeof(T) == typeof(uint))
{
uint sval = 0;
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadUInt(offset + i * 4);
if (isFirst)
{
mVarintMemory.WriteInt32(id);
isFirst = false;
sval = id;
}
else
{
if (CheckIsNeedRecord(sval, id, deadArea, deadType))
{
mVarintMemory.WriteSInt32((int)(id - sval));
sval = id;
}
}
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
}
else if (typeof(T) == typeof(long))
{
long sval = 0;
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadLong(offset + i * 8);
if (isFirst)
{
mVarintMemory.WriteInt64(id);
isFirst = false;
sval = id;
}
else
{
if (CheckIsNeedRecord(sval, id, deadArea, deadType))
{
mVarintMemory.WriteSInt64((id - sval));
sval = id;
}
}
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
}
else if (typeof(T) == typeof(ulong))
{
ulong sval = 0;
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadULong(offset + i * 8);
if (isFirst)
{
mVarintMemory.WriteInt64(id);
isFirst = false;
sval = id;
}
else
{
if (CheckIsNeedRecord(sval, id, deadArea, deadType))
{
mVarintMemory.WriteSInt64((long)(id - sval));
sval = id;
}
}
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
}
else if (typeof(T) == typeof(double))
{
double sval = 0;
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadDouble(offset + i * 8);
if (isFirst)
{
mMarshalMemory.Write(id);
isFirst = false;
sval = id;
}
else
{
if (CheckIsNeedRecord(sval, id, deadArea, deadType))
{
mMarshalMemory.Write(id);
sval = id;
}
}
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(mMarshalMemory.StartMemory.AsMemory <byte>(0, (int)mMarshalMemory.Position));
}
else if (typeof(T) == typeof(float))
{
float sval = 0;
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadFloat(offset + i * 4);
if (isFirst)
{
mMarshalMemory.Write(id);
isFirst = false;
sval = id;
}
else
{
if (CheckIsNeedRecord(sval, id, deadArea, deadType))
{
mMarshalMemory.Write(id);
sval = id;
}
}
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(mMarshalMemory.StartMemory.AsMemory <byte>(0, (int)mMarshalMemory.Position));
}
return(mVarintMemory.Buffer.AsMemory <byte>(0, (int)mVarintMemory.Position));
}
/// <summary>
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source"></param>
/// <param name="offset"></param>
/// <param name="count"></param>
/// <param name="emptyIds"></param>
/// <param name="mTimers"></param>
/// <param name="usedTimerIndex"></param>
/// <returns></returns>
protected Memory <byte> CompressValues <T>(MarshalMemoryBlock source, long offset, int count, Queue <int> emptyIds, List <ushort> mTimers, out Queue <int> usedTimerIndex)
{
int ig = -1;
emptyIds.TryDequeue(out ig);
if (typeof(T) == typeof(byte))
{
Dictionary <ushort, byte> mavaibleValues = new Dictionary <ushort, byte>();
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadByte(offset + i);
mavaibleValues.Add(mTimers[i], id);
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(SlopeCompress(mavaibleValues, out usedTimerIndex));
}
else if (typeof(T) == typeof(short))
{
Dictionary <ushort, short> mavaibleValues = new Dictionary <ushort, short>();
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadShort(offset + i);
mavaibleValues.Add(mTimers[i], id);
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(SlopeCompress(mavaibleValues, out usedTimerIndex));
}
else if (typeof(T) == typeof(ushort))
{
Dictionary <ushort, ushort> mavaibleValues = new Dictionary <ushort, ushort>();
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadUShort(offset + i);
mavaibleValues.Add(mTimers[i], id);
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(SlopeCompress(mavaibleValues, out usedTimerIndex));
}
else if (typeof(T) == typeof(int))
{
Dictionary <ushort, int> mavaibleValues = new Dictionary <ushort, int>();
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadInt(offset + i);
mavaibleValues.Add(mTimers[i], id);
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(SlopeCompress(mavaibleValues, out usedTimerIndex));
}
else if (typeof(T) == typeof(uint))
{
Dictionary <ushort, uint> mavaibleValues = new Dictionary <ushort, uint>();
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadUInt(offset + i);
mavaibleValues.Add(mTimers[i], id);
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(SlopeCompress(mavaibleValues, out usedTimerIndex));
}
else if (typeof(T) == typeof(long))
{
Dictionary <ushort, long> mavaibleValues = new Dictionary <ushort, long>();
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadLong(offset + i * 8);
mavaibleValues.Add(mTimers[i], id);
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(SlopeCompress(mavaibleValues, out usedTimerIndex));
}
else if (typeof(T) == typeof(ulong))
{
Dictionary <ushort, ulong> mavaibleValues = new Dictionary <ushort, ulong>();
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadULong(offset + i * 8);
mavaibleValues.Add(mTimers[i], id);
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(SlopeCompress(mavaibleValues, out usedTimerIndex));
}
else if (typeof(T) == typeof(double))
{
Dictionary <ushort, double> mavaibleValues = new Dictionary <ushort, double>();
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadDouble(offset + i * 8);
mavaibleValues.Add(mTimers[i], id);
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(SlopeCompress(mavaibleValues, out usedTimerIndex));
}
else if (typeof(T) == typeof(float))
{
Dictionary <ushort, float> mavaibleValues = new Dictionary <ushort, float>();
for (int i = 0; i < count; i++)
{
if (i != ig)
{
var id = source.ReadFloat(offset + i * 4);
mavaibleValues.Add(mTimers[i], id);
}
else
{
if (emptyIds.Count > 0)
{
emptyIds.TryDequeue(out ig);
}
}
}
return(SlopeCompress(mavaibleValues, out usedTimerIndex));
}
usedTimerIndex = null;
return(null);
}