private static ulong GetPatternForField(int color, int fieldIndex)
{
var offset = color == Color.White ? 8 : -8;
var currentField = fieldIndex + 2 * offset;
var result = 0ul;
while (currentField >= 0 && currentField < 64)
{
result |= BoxPatternGenerator.GetPattern(currentField);
currentField += offset;
}
return(result);
}
private static ulong GetPatternForField(int color, int fieldIndex)
{
var offset = color == Color.White ? 8 : -8;
var mask = BoxPatternGenerator.GetPattern(fieldIndex);
var fieldIndexWithOffset = fieldIndex + offset;
if (fieldIndexWithOffset >= 0 && fieldIndexWithOffset < 64)
{
mask |= BoxPatternGenerator.GetPattern(fieldIndexWithOffset);
mask &= ~(1ul << fieldIndex);
}
return(mask);
}
private static ulong GetPatternForField(int fieldIndex)
{
return(DiagonalPatternGenerator.GetPattern(fieldIndex) & BoxPatternGenerator.GetPattern(fieldIndex));
}