public static (int iBegin, int iEnd, int jBegin, int jEnd) GetIndexes(PartOfMatrix part, int dimension)
{
int iBegin = 0, iEnd = 0, jBegin = 0, jEnd = 0;
if (!IsPowerOfTwo(dimension))
{
return(iBegin : iBegin, iEnd : iEnd, jBegin : jBegin, jEnd : jEnd);
}
if (part == PartOfMatrix.LeftTop)
{
iBegin = 0;
iEnd = dimension / 2;
jBegin = 0;
jEnd = dimension / 2;
}
if (part == PartOfMatrix.LeftBottom)
{
iBegin = dimension / 2;
iEnd = dimension;
jBegin = 0;
jEnd = dimension / 2;
}
if (part == PartOfMatrix.RightTop)
{
iBegin = 0;
iEnd = dimension / 2;
jBegin = dimension / 2;
jEnd = dimension;
}
if (part == PartOfMatrix.RightBottom)
{
iBegin = dimension / 2;
iEnd = dimension;
jBegin = dimension / 2;
jEnd = dimension;
}
return(iBegin : iBegin, iEnd : iEnd, jBegin : jBegin, jEnd : jEnd);
}
public MatrixPart(int[,] v1, PartOfMatrix part)
{
Data = MathExtensions.CreateMatrixPart(v1, part);
}