File format: zon

Trigger zone format (*.zon):

num_zones : uint16
{
	group : uint16
	type : uint16 // 0 = ZONE_Sphere, 1 = ZONE_Box, 2 = ZONE_Polygonal
	pos( x, y, z ) : all float
	half_size( x, y, z ) : all float
	if type != ZONE_Sphere
	{
		num_sides : uint16
		{
			normal( x, y, z ) : all float
			offset : float
		}[ num_sides ]
	}
	when_player_isin : uint16 // index into action table
	when_player_enters : uint16 // index into action table
	when_player_exits : uint16 // index into action table
	when_player_shoots : uint16 // index into action table
	when_enemy_isin : uint16 // index into action table
	when_enemy_enters : uint16 // index into action table
	when_enemy_exits : uint16 // index into action table
	when_enemy_shoots : uint16 // index into action table
}[ num_zones ]