One of the oldest, most abstruse, downright incomprehensible commands in Photoshop, Calculations, lets you merge two channels to create a new alpha channel. Deke’s advice? Learn it: It’s the backbone of masking.
Photoshop Top 40 Countdown with Deke McClelland: #33 – Calculations
Published by Crystal McCullough, director of editorial | Tuesday, September 1st, 2009
