public List <int> SerializeByFirstGettingIndividualBits()
{
var output = new List <int>(_bitboard.PopCount());
if (_bitboard.IsEmpty)
{
return(output);
}
Bitboard[] list = _bitboard.IndividualBits();
for (int i = 0; i < list.Length; i++)
{
Bitboard bit = list[i];
int bitIndex = BitUtils.BitScanForward(bit);
output.Add(bitIndex);
}
return(output);
}
public int[] Serialize()
{
var output = new int[PopCount()];
if (IsEmpty)
{
return(output);
}
int i = 0;
for (ulong x = _bits; x > 0; x &= x - 1)
{
ulong firstBit = x & (0 - x);
int bitIndex = BitUtils.BitScanForward(firstBit);
output[i++] = bitIndex;
}
return(output);
}
public List <int> SerializeStandardListLoop()
{
var output = new List <int>(_bitboard.PopCount());
if (_bitboard.IsEmpty)
{
return(output);
}
ulong x = _bitboard;
while (x > 0)
{
ulong firstBit = x & (0 - x);
int bitIndex = BitUtils.BitScanForward(firstBit);
output.Add(bitIndex);
x &= x - 1;
}
return(output);
}
public int[] SerializeStandardArrayLoop()
{
var output = new int[_bitboard.PopCount()];
if (_bitboard.IsEmpty)
{
return(output);
}
int i = 0;
ulong x = _bitboard;
while (x > 0)
{
ulong firstBit = x & (0 - x);
int bitIndex = BitUtils.BitScanForward(firstBit);
output[i++] = bitIndex;
x &= x - 1;
}
return(output);
}