An alpha channel
is used to shape a rectangular brightness
filter into a snowflake (see below). The snowflake
is controlled with the mouse and by clicking
the mouse button in the applet you will change
the brightness level from 20 to 80 in 4 seconds.
The snowflake.
About
AlphaChannels
A very powerful
feature in WireFusion is the alpha channel
support. An alpha channel is a blue scale
image that represents opacity.
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