Re: [Thinkpad] Cleartype on a Thinkpad

On Fri, Nov 16, 2007 at 03:31:01PM -1000, David Ross wrote:
> [snip]
> > It is particularly good for LCD screens
> [snip]
> > However, on CRT screens, it is perhaps not as good for some eyes.
> ClearType
> > was an invention of Apple many years ago.
>
> Cleartype is mainly subpixel rendering, which shouldn't have more of an
> effect on a CRT than a good anti-aliasing program.

Anti-aliasing uses color blending. Subpixel rendering uses the spatial
distribution of the color components of a pixel. Not all CRTs use
trinitron like displays. Trying to use subpixel rendering designed for
for vertical stripe pixels isn't going to work well on a shadow mask
display.

> Like some of the others here, I did not like Cleartype on the one Thinkpad
> we have running XP, and turned it off to stop the headaches. However, I do
> like the subpixel-based smoother built into Adobe Reader.
>
> David

-- 
Most people are immune to facts, logic, and reason.
John P. Serafin  |  Operating a bicycle is more like driving than riding.
jps at pobox com |  Operating an automobile is more like riding than driving.
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