HTStepOpt
An optional hex tile step. Represents the relative move from a hex tile to one of its six neighbours or the non move value. It can be one of the 6 HTStep values or the HTStepNone value.
An optional hex tile step. Represents the relative move from a hex tile to one of its six neighbours or the non move value. It can be one of the 6 HTStep values or the HTStepNone value.