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Response to Morten Zachrisen s Note
(Blackwell Publishing Ltd and the Eurographics Association, 1989)
On The Projective Invariant Representation of Conies in Computer Graphics
(Blackwell Publishing Ltd and the Eurographics Association, 1989)
A general formulation for conies and conic arcs for the purpose of computer graphics is given, based on principles and theorems of projective geometry. This approach allows the approximation of these curves by line segments ...
2.5 Dimensional Graphics Systems
(Eurographics Association, 1989)
The outline of an extension of traditional 2D graphics systems is given. This extension is aimed at supporting a three dimensional application program, without incorporating full viewing into the general graphics system ...