glutestablishoverlay.ps

计算机图形学～想必是很多人需要的～在此共享一下

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%%Creator: splat:n8 (Nate Robins,,,,,,,<engr>)
%%Title: stdin (ditroff)
%%CreationDate: Wed Jul 23 07:58:41 1997
%%EndComments
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(psc)xT
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10 s
1 f
xi
%%EndProlog

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