When using the brush tool, i encountered this rather strange glitch that i guess could be called an "inverted brush."
Drawing (Attempt 1)
http://i21.photobucket.com/albums/b2...ushtoolpt1.png
Aftermath (attempt 1)
http://i21.photobucket.com/albums/b2...ushtoolpt2.png
Drawing (Attempt 2)
http://i21.photobucket.com/albums/b2...ushtoolpt3.png
Aftermath (Attempt 2)
http://i21.photobucket.com/albums/b2...ushtoolpt4.png
