> I've already done a couple of things with Gimp that made me think I was
> getting it, but now I need to use some brush tools such as Smudge. So I click
> the Smudge icon, put the cursor on the image, press the mouse key and drag,
> and it doesn't do anything. In other image editors I've used, at that point
> the smudge function would work. I'm having this problem with a couple of
> other Gimp tools. What am I missing? Thanks.
Can't answer the question about what you're missing, but the smudge tool
works within a layer (even when the image is only a single layer. Make
sure that there is content in the layer in which you are trying to smudge.
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