dst2

Returns the squared distance between this and the other vector

This method is faster than dst because it avoids calculating a square root. It is useful for comparisons, but not for getting exact distance, as the return value is the square of the actual distance.

Returns the squared distance between this and the (otherX, otherY) vector

This method is faster than dst because it avoids calculating a square root. It is useful for comparisons, but not for getting exact distance, as the return value is the square of the actual distance.