Quote Originally Posted by RobA View Post
A greyscale image brush gets turned into an alpha map brush in the colour set by the paint tool.

If you really want a greyscale brush that you coul then gradientmap or colorize later, mage it RGBA and have the colour all shades of grey.
Using this technique, would it be possible to make a "house brush", that I could color later, depending on the style of map I'm creating?