Re: video texture corruption

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Fischler (src++at++rose)
Fri, 9 Dec 1994 15:57:22 -0800


+>---- On Dec 9, 10:11am, Simon Gibbs wrote:
> Subject: video texture corruption
->
->We have a RE 2 with RM-4s and a Sirius board. Our Performer
->1.2 application loads in various textures and creates
->a surface with a video texture (using GL calls). When no non-video textures
->are used things work fine. However as we increase the
->number of textures we notice...
-> - parts of other textures start appearing along the left edge
-> of the video texture,
-> - after loading still more/larger textures, the video
-> texture starts flickering
->
->It looks like a bug in texture memory management, in particular
->when textures are being swapped and refreshed (using subtexload).
->
->Is this a known problem?

When this happens,
do you have more textures than will fit in texture memory?
If you let the GL swap against the video texture, you will
trash it.

src.

-- 
-----{-----{---++at++   -----{----{---++at++   -----{----{---++at++   -----{----{---++at++
Sharon Rose Clay (Fischler) - Silicon Graphics, Advanced Graphics Dev.
src++at++sgi.com  (415) 390 - 1002  FAX: (415) 965 - 2658  MS 8U-590
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