This is one of over 5153 textures generated by Filter Forge, a Photoshop plugin that allows you to create your own filters.
With Filter Forge, you can:
To open this filter, you must have Filter Forge 1.0 or higher installed on your computer. If you don't have it installed yet, click here to download Filter Forge
I know Quasimondo had made one, but I stumbled upon that after I found out how to do this. This way does not make the line thickness even, however it is much faster, and has only 5 components. 2 to make it look pretty, and 1 is a switch, which could be replaced with any curve.
curve, snippet, line, to