https://www.posetteforever.com/viewtopic.php?f=68&t=3170&p=38767#p38767
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GrouchoCaesar
Monday, 03 March 2008, 07:32 AM

Re: Tracksuit Cloth Texture
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3: We copy that second layer and paste it into the third.  Once that is done, we select the third layer only, and use the INVERT command to lighten it.