Fernando Mato Mira (matomira++at++iname.com)
Tue, 31 Aug 1999 12:34:30 +0200
>There are also system level requirements which I would say are extremely
>difficult to sustain reliably on a PC with Win32 operating systems. With
>large CLIP texture class databases you cannot hold them in system
>memory, so the approach has to be one of sustaining high bandwidth i/o
>from disk to system memory while paging from system memory to the
>graphics pipe, while performing application processing culling and
>rendering. That requires asynchronous data management linked to fine
>grained real-time texture memory updates from the draw process. All with
>graphics at a steady 60 Hz.
>
>It seems more than a little optimistic to say a PC can just do this.
Not even an SGI VW running Linux?
This would be an interactive app at 1 km ground resolution at worst (2 GB
texture). Some little burps wouldn't be a problem, so a best effort
implementation of ClipTextures would be OK.
Thanks in advance,
Fernando D. Mato Mira
Real-Time SW Eng & Networking
Advanced Systems Engineering Division
CSEM
Jaquet-Droz 1 email: matomira AT acm DOT org
CH-2007 Neuchatel tel: +41 (32) 720-5157
Switzerland FAX: +41 (32) 720-5720
www.csem.ch www.vrai.com
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