-//
-// The actual code is done by various separate classes. Below is
-// diagram showing the relationship between the various FMD classes
-// that handles the geometry
-//
-//
-// +----------+ +----------+
-// | AliFMDv1 | | AliFMDv1 |
-// +----------+ +----------+
-// | |
-// +----+--------------+
-// |
-// | +------------+ 1 +---------------+
-// | +- | AliFMDRing |<>--| AliFMDPolygon |
-// V 2 | +------------+ +---------------+
-// +--------+<>--+ |
-// | AliFMD | ^
-// +--------+<>--+ V 1..2
-// 3 | +-------------------+
-// +-| AliFMDSubDetector |
-// +-------------------+
-// ^
-// |
-// +-------------+-------------+
-// | | |
-// +---------+ +---------+ +---------+
-// | AliFMD1 | | AliFMD2 | | AliFMD3 |
-// +---------+ +---------+ +---------+
-//