On Wed, 27 Apr 2005 09:05:39 -0700, Andy wrote in message <[EMAIL PROTECTED]>:
> Arnt Karlsen wrote: > > ..how big an area can be done with 32, 64 128, 256MB VRAM? > > Guesstimates will do fine for now, I'd like to hear from those of > > you guys who has run the San Diego photo scenery; which video cards, > > which FG version, etc. > > A single 32bpp 4096x4096 texture requires 64MB of card memory. > Mipmaps multiply that by 4/3, of course (but reduce the memory > bandwidth used at render time, so you want these even though they cost > memory). Add in all the other stuff that gets drawn and the > framebuffer and you can probably just barely fit this on a 128MB card. > > At 2m per pixel, that's a 8km square area. A 256MB card might be able > to get you 12x12km or so. ..ah, ok, that'll shoot down my KOSH scheeme, I guess I agree with Paul we need a rewrite of the FG scenery engine. ;o) -- ..med vennlig hilsen = with Kind Regards from Arnt... ;o) ...with a number of polar bear hunters in his ancestry... Scenarios always come in sets of three: best case, worst case, and just in case. _______________________________________________ Flightgear-users mailing list [email protected] http://mail.flightgear.org/mailman/listinfo/flightgear-users 2f585eeea02e2c79d7b1d8c4963bae2d
