Patterned text using php GD library

Question

Im trying to create something that looks like this using php gd library:

I\'ve figured out

Answer 1

Yes, this is possible. To do it, you need to uses masks. This website has a nice example: http://www.phpbuilder.com/columns/cash20030526.php3?print_mode=1. Scroll to the bottom of the page, to the "Textures" section for their solution.