public static T[, ,] Resize <T>(this T[, ,] source, int newLengthA, int newLengthB, int newLengthC)
{
if (source == null)
{
throw new ArgumentNullException("source");
}
int upperSA = source.GetUpperBound(0),
upperSB = source.GetUpperBound(1),
upperSC = source.GetUpperBound(2);
int lowerSA = source.GetLowerBound(0),
lowerSB = source.GetLowerBound(1),
lowerSC = source.GetLowerBound(2);
T[, ,] result = (T[, , ])(Array.CreateInstance(typeof(T), new int[] { newLengthA, newLengthB, newLengthC }, new int[] { lowerSA, lowerSB, lowerSC }));
int lengthSA = upperSA + 1 - lowerSA,
lengthSB = upperSB + 1 - lowerSB,
lengthSC = upperSC + 1 - lowerSC;
int copyMaxA = Math.Min(newLengthA, lengthSA),
copyMaxB = Math.Min(newLengthB, lengthSB),
copyMaxC = Math.Min(newLengthC, lengthSC);
source.CubicCopy(result, copyMaxA, copyMaxB, copyMaxC);
return(result);
}