your shader is hard to read broken up like that, try taking a bunch of screen shots and stitching together in PS so we get one seamless pic of your shader, it'll be easier to see how things hookup. As far as helping you figure out why your shader is broken I recommend going through each element and see how it's affecting…
Lee, that is Neox's tutorial ;) he just has a different Moddb handle. I didn't come across the same issues while dabbling with his tutorial, but get us an image of your tree's bottom box (that has all the lighting/2-sided/etc stuff on it) so we can see what lighting model and other settings you're using. Also, you've…
I did a shader like this recently. Its hard to tell from your shots where the light is coming from but it looks like you might need to clamp your ramp texture. I had to do this. The ramp texture looks like its adding the bright part to the shadow side and wrapping around.. so its getting light to shade back to light if…