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List:       kde-kimageshop
Subject:    Re: Texture Tile Iterator
From:       Tom Burdick <tburdi1 () uic ! edu>
Date:       2007-09-09 23:29:50
Message-ID: 200709091829.50322.tburdi1 () uic ! edu
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Ah realized theres only one version needed, sorry for that blunder.

-Tom

On Sunday 09 September 2007 06:18:18 pm Tom Burdick wrote:
> When talking about using GLSL for filters its clear that there is a need to
> tile the image, with some padded region (convolution and such).
>
> Is there something in krita already that I can pass in a paintdevice and
> get back a texture iterator and reconstructor?
>
> So I want to:
> - iterate through a series of textures built from tiling the paintdevice.
> - create a new paint device and construct a new image based on the filtered
> textures I've rendered.
>
> Does this sound reasonable? Is there something in krita I can use already
> to do this or something to help doing it?
>
> I need the actual data as well, not a QImage of the paintdevice.
>
> There will be two versions in the future, one that attempts to mod 4 the
> number of channels and place each set of 4 channels in to individual
> textures. So for color spaces with more than 4 channels its splits between
> textures. You would still have access to all of the channels in the shader
> at the same time.
>
> How does all of this sound?
>
> -Tom
>
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