[Bf-funboard] image tiling for distributed rendering

Joshua Ascilator ascilator at gmail.com
Mon Feb 20 18:03:26 CET 2006

sounds good to me but you would need some sort of crop function to select
witch part of the image you want to render. That may take a lot of work, and
be especially hard to integrate with a 3d cad program. but a great idea.

On 2/20/06, Tom M <letterrip at gmail.com> wrote:
> this is sort of stream of conscious but might be nice, useful idea for
> saving bandwidth and ram for distibuted rendering...
> <LetterRip> is it easy/fast to load a specific chunk of an image?
> <LetterRip> if not something that occurred to me would be to prechunk
> your images prior to rendering
> <LetterRip> so then you just load up the tile you want
> <LetterRip> that way if part of a distributed render only needs a bit
> of a full texture to render
> <LetterRip> you don't need to pass the whole thing across the network
> <LetterRip> and don't waste all of the ram
> <LetterRip> of loading the entire texture
> <LetterRip> another useful thing might be to predo levels of detail
> for the texture so that it is already downsampled for distant shots
> etc
> <LetterRip> i was thinking take the compressed and turn it tile png
> version
> <LetterRip> so each tile would still be compressed but it would be
> lossless compared to the original compressed
> <LetterRip> and could still be done as tiles
> <LetterRip> hmm that would be a way to do a nice new format if it doesn't
> exist
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