Date: Fri, 4 Oct 1996 00:01:13 +0100 From: rb@gid.co.uk (Bob Bishop) To: Terry Lambert <terry@lambert.org> Cc: jmacd@cs.berkeley.edu, freebsd-hackers@FreeBSD.org Subject: Re: XDrawString Message-ID: <v0151010aae79f2ed58b7@[194.32.164.2]>
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At 10:41 am 3/10/96, Terry Lambert wrote: >[earlier stuff removed] >I guess it depends on whether you think that the most likely event >will be: > >1) Tiny bit of what is drawn is off screen > >2) Most of what is drawn is off screen > >Case (1) would make you want to take the hit of drawing a small amount >of non-visible objects that get clipped by the server as a trade for >putting a clip region comparison in the inner loop. > >Case (2) would make you want to take the hit of putting a clip region >comparison in the inner loop as a trade for draw a large amount of >non-visible objects that get clipped by the server. > >I would think it would depend on whether you expected the programmer >using the system to be careful (case 1) or sloppy (case 2). Hm. Not sure I agree with that assessment. Your average X hack knows that the server is going to clip, so "being careful" is a having a dog and barking yourself situation. -- Bob Bishop (0118) 977 4017 international code +44 118 rb@gid.co.uk fax (0118) 989 4254 between 0800 and 1800 UK
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