Dunnett, GrahamGrimsdale, RichardLister, PaulWhite, MartinP F Lister2014-02-062014-02-061992--https://doi.org/10.2312/EGGH/EGGH92/012-023We present a hardware design based around scan-line algorithms. The design can perform colour mapping, environment mapping and produce shading effects which include a specular term. We describe the algorithms which are implemented, and the approximations we have made to achieve near real-time performance.