OpenGL screensavers freeze
prescor at digirom.potsdam.edu
Sun Nov 21 12:04:05 UTC 2004
At 1:25 AM -0500 11/21/04, volvoguy scribbled:
>On Sat, 20 Nov 2004 19:08:01 -0500, Romeyn Prescott
><prescor at digirom.potsdam.edu> wrote:
>> I have found that when I select certain screensaver modules, the
>> entire computer freezes up. I haven't found this documented
>> anywhere. Have I "discovered" something? What more detailed info
>> can I provide?
>My Mac is significantly older, but the answer might be the same. For
>most of the OpenGL (or 3D in general) funtionality, the binary video
>card drivers from the manufacturers need to be used - and, well, they
>don't exist for the Mac platform that I'm aware of.
>You may have something slightly different going on though, because
>with my G3 iMac (333Mhz) and video card with 2Mb of VRAM (can't
>remember the make ATM), the OpenGL stuff will technically work, but
>work at unusable speeds. It can take 20-30 seconds to "wake up" from
>running an OpenGL screensaver.
Well, this is an ATI card. I don't know all the specs, but the
Matrix screensaver runs just fine. Fairly zippy and wakes up in no
time. But some of the others just lock up solid. I can't get a VT
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