code: plan9front

ref: 88a8ca5c8de86f1f3e5b43a490e0e70c6b456072
dir: /sys/lib/postscript/prologues/Nroundpage.ps/

View raw version 
%
% A version of roundpage.ps that assumes a symmetric clipping path. Thanks
% to Matthijs Melchior for the suggestion.
%

/roundpagebbox {
	pagebbox dup 0 get pagebbox 2 get add 2 exch put
	pagebbox dup 1 get pagebbox 3 get add 3 exch put
	pagebbox 0 0 put
	pagebbox 1 0 put
} bind def