#define CLASS_Mothership	0
#define CLASS_HeavyCruiser	1
#define CLASS_Carrier		2
#define CLASS_Destroyer		3
#define CLASS_Frigate		4
#define CLASS_Corvette		5
#define CLASS_Fighter		6
#define CLASS_Resource		7
#define CLASS_NonCombat		8
#define NUM_CLASSES		(CLASS_NonCombat + 1)