Easy layer access for rgb8 filters.

[Boudewijn Rempt]

On Monday 17 January 2005 11:09, Michael Thaler wrote:
> On Monday 17 January 2005 10:53, you wrote:
> > I think you meant layer, here? I'm not sure how the iterators figure out
> > where to stop...
>
> Yes, of course. The iterators have to know where they stop, don't they? And
> also the code that draws the layers to the screen and that saves the image
> (a collection of layers) does have to know the exact extent of each layer,
> does it? Or are they just rendering all the tiles that contain some part of
> the image to the screen or save all the tiles with some part of the image?
>

Currently we're not rendering anything outside the image boundaries, and 
reading a location that doesn't exist in a layer returns a blank, transparent 
pixel, so that's not a problem either. I guess...

-- 
Boudewijn Rempt 
http://www.valdyas.org/fading/index.cgi
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