private void _GenerateIndexBitRelation(ref uint[,] indexBitRelations, ref bool[] isGenerated, int index, int startIndex, int endIndex)
{
int intCount = (Count >> 5) + 1;
// need column fields
Object row = Rows[index];
// each row has its own bit high
int intOffset = index >> 5;
indexBitRelations[index, intOffset] |= (uint)1 << index;
// check isAX columns
for (int j = startIndex; j < endIndex; j++)
{
int value = (int)Delegator.GetPublicFieldDelegate(j).GetValue(row);
if (value == -1)
{
continue; // at first -1, no other values have been found (tested)
}
intOffset = value >> 5;
indexBitRelations[index, intOffset] |= (uint)1 << value;
if (!isGenerated[value])
{
_GenerateIndexBitRelation(ref indexBitRelations, ref isGenerated, value, startIndex, endIndex);
isGenerated[value] = true;
}
// now we need to | the related row and its relations
for (int relationIndex = 0; relationIndex < intCount; relationIndex++)
{
indexBitRelations[index, relationIndex] |= indexBitRelations[value, relationIndex];
}
}
}
