Golden Spiral as EPS
Trish needed a Golden Spiral. So I hacked one in PostScript as EPS.
Here you have the result:
%!PS-Adobe-3.0 EPSF-3.0
%%BoundingBox: 0 0 217 350
% golden spiral
% Copyleft 2009, Volker Birk
% This software is under GNU GPL 2.0
/gs 5 sqrt 1 add 2 div def
/inch { 72 mul } def
/goldenarc {
0 w w w w arcto
/w w gs mul w sub def
currentpoint translate
-90 rotate
} def
0 350 translate
270 rotate
newpath
0 0 moveto
/w 3 inch def
40 {goldenarc} repeat
stroke
publiziert Sun, 22 Feb 2009 15:25:37 +0100