Copy all info in this AABB to another AABB
AABB copy (AABB aabb, [double m = 0] ) { List<double> me = aabb.elements; set( me[ 0 ]-m, me[ 3 ]+m, me[ 1 ]-m, me[ 4 ]+m, me[ 2 ]-m, me[ 5 ]+m ); return this; }