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Re: raster and aspect ratio
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From: |
Nelson Minar |
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Subject: |
Re: raster and aspect ratio |
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Date: |
Wed, 14 Feb 96 13:06:36 MST |
>I need to know
>if there is a way to find out what color is currently being displayed at
>some (x,y) value. IE is there something like "drawPointX: Y: Color:" only
>backward, returning the colormap value at some point x and y.
Such a thing would be possible, but it's not clear it's desireable.
Reading data off an X window is very slow - is there some easy way for
you to store your data elsewhere so you can read it when necessary?