Just out of curiosity, do you know if the game engine you're using is
expecting a premultiplied or non-premultiplied alpha channel? My
assumption would be the former, but I figured I'd ask to be sure.


"frustrated1" <for...@gimpusers.com> wrote:

> I'm not sure, but it seems like rather than the areas outside of
> selection being affected, not all of the selected area is becoming
> transparent. I used the paint bucket (which is set to 100% opacity)
> to fill the selection in the layer mask (which is acting as the alpha
> channel) with white. However, the left-most column of the square
> selection was not completely transparent in-game. It might just be
> something wrong with the game, because I looked at the color values
> of the area I wanted to make completely transparent and they are all
> 0,0,0. 
> Thanks again for the alpha channel tips, I really appreciate it.
> Also, I'm using .tga files. Maybe RLE compression has something to do
> with this, but I always have it unchecked.
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