How to make a scatter brush

…So as we continue to talk about the brush engine, let's look at scattering.…I've opened a new file.…Let's make a new layer.…Grabbed a brush here, just the plain, old hard edge brush.…And let's click on Scattering and see what we can do with the brush here.…The first thing you see when you look at scattering is the slider.…And I'm going to go ahead and drag the slider up just a little bit,…and if I draw now I'm going to create a line that's kind of bumpy on the edges,…lets make this brush a little bit bigger, maybe not quite that big.…

And I just right clicked in order to get that window to pop up.…So I can get kind of a lumpy brush which makes a nice little trim if…you're doing something that's sort of a boucle.…And you need a thick yarn that's got kind of got lumps and…texture to it, that's a really nice way to do it.…We can pick a color and get a nice color sort of lumpy yarn going there.…If you take scatter and make it even fatter,…we can get a really fat piece of lumpy yarn.…But if you take Scatter and you drag the slider all the way up.…