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[REBOL] convolve effect

From: greggirwin:mindspring at: 14-Nov-2001 12:06

RT, et al A while back, I made a brief attempt at writing an edge detection filter in REBOL but it was hideously slow so I gave up. I don't know how the compositing engine effects work, but would it be feasible to expose a generic 'convolve effect that took a 3x3 kernel so we could create new effects with it? That way RT wouldn't have to fill our requests for new compositing effects. --Gregg