[PD] GEM: help with alpha settings

[bbogart at ryerson.ca]

Don't use pix_alpha, but put colorRGB and alpha objects at the end of the chain. The last inlet to colorRGB is the alpha of the object from 0-1. 

Ben  

----- Original Message -----
From: arm pdlist <arm_pdlist at yahoo.co.uk>
Date: Sunday, March 9, 2003 7:36 pm
Subject: [PD] GEM: help with alpha settings

> I have a patch where i have an .avi running and then,
> on top of that, i have a small pic that hides the
> center of the .avi. I want to fade the pic until it
> gets invisible with a slider or something. The problem
> is that i all i can do is to fade it to black. When
> it's completly faded i get a black area instead of the
> pic. What i wanted to do is to fade it until it get's
> invisible, so i can see the portion of the video
> running. In the pix_alpha object i set the high
> threshold to 111 and then i change the pass value
> between 0 and 1. How can i get the image to be
> gradually invisible?
> 
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