/// <summary>
/// Constructs a NamedDataBuffer with the initial capacity
/// </summary>
/// <param name="initialCapacity">the starting size of the buffer</param>
/// <param name="hashSize">the size of the hashtable in the buffer</param>
public NamedDataBuffer(int initialCapacity, int hashSize = 47)
{
_buffer = new DoubleDataBuffer <TValue, Entry>(initialCapacity);
_hashStarts = new DataBuffer <int>(hashSize, -1);
_hashEnds = new int[hashSize];
_hashSize = hashSize;
_capacity = initialCapacity;
_buffer.Set(BufferTransactionType.WriteRead, 0, default, new Entry()
/// <summary>
/// Perform a deep copy of a DoubleDataBuffer
/// </summary>
/// <param name="copy">buffer to copy</param>
/// <param name="length">the length of the new buffer</param>
public DoubleDataBuffer(DoubleDataBuffer <TPrimary, TSecondary> copy, int length = -1)
{
length = length == -1 ? copy.GetLength() : length;
if (length > copy._value1s.Length)
{
for (int i = 0; i < 3; i++)
{
_value1s[i] = new TPrimary[length];
copy._value1s[i].CopyTo(_value1s[i], 0);
_value2s[i] = new TSecondary[length];
copy._value2s[i].CopyTo(_value2s[i], 0);
}
for (int i = 0; i < 2; i++)
{
_dirtyMarks[i] = new bool[length];
copy._dirtyMarks[i].CopyTo(_dirtyMarks[i], 0);
_dirtyEntries[i] = new Queue <int>(copy._dirtyEntries[i]);
}
}
else
{
for (int i = 0; i < 3; i++)
{
_value1s[i] = new TPrimary[length];
Buffer.BlockCopy(copy._value1s[i], 0, _value1s[i], 0, length);
_value2s[i] = new TSecondary[length];
Buffer.BlockCopy(copy._value2s[i], 0, _value2s[i], 0, length);
}
for (int i = 0; i < 2; i++)
{
_dirtyMarks[i] = new bool[length];
Buffer.BlockCopy(copy._dirtyMarks[i], 0, _dirtyMarks[i], 0, length);
foreach (var entry in copy._dirtyEntries[i].Where(entry => entry < length))
{
_dirtyEntries[i].Enqueue(entry);
}
}
}
}
