mapper

One who produces a map.

A designer of levels for video games.

As he churned out early versions of the Quake III engine, the mappers and artists felt adrift, with no direction on what to pursue.

A software or hardware component that performs a mapping.

Throughout the Famicom's life span, Nintendo produced several ASIC mappers, which grew in capability and specialty, allowing the Famicom to break many of its own hardware rules.