xref: /plan9/sys/src/cmd/postscript/postbgi/README (revision 7dd7cddf99dd7472612f1413b4da293630e6b1bc)
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2*7dd7cddfSDavid du ColombierBGI (Basic Graphical Instructions) to PostScript translator. Probably
3*7dd7cddfSDavid du Colombiernot useful outside the Computer Centers. Added code to tie lines to
4*7dd7cddfSDavid du Colombierdevice space coordinates. Helps eliminate variations in line widths
5*7dd7cddfSDavid du Colombiernoticeable when users selected a non-zero linewidth with the -w option.
6*7dd7cddfSDavid du Colombier
7*7dd7cddfSDavid du ColombierMuch that was omitted from early versions of the program has been
8*7dd7cddfSDavid du Colombierimplemented. What's in place will handle most STARE (black and white)
9*7dd7cddfSDavid du Colombierand PRISM (color) BGI jobs. PRISM jobs often fill regions with color,
10*7dd7cddfSDavid du Colombierand need require device specific tuning to get things just right. An
11*7dd7cddfSDavid du Colombiereasy solution is add "-P/prism true def" option to the postbgi command
12*7dd7cddfSDavid du Colombierline when you translate PRISM jobs.
13*7dd7cddfSDavid du Colombier
14*7dd7cddfSDavid du ColombierA typical command line for STARE jobs would be,
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16*7dd7cddfSDavid du Colombier	postbgi file >file.ps
17*7dd7cddfSDavid du Colombier
18*7dd7cddfSDavid du Colombierwhile for PRISM jobs use,
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20*7dd7cddfSDavid du Colombier	postbgi -P"/prism true def" file >file.ps
21*7dd7cddfSDavid du Colombier
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