From: Alexandro Kez <alexandro.mail@...>
Date: 2009-12-08T01:35:32+09:00
Subject: Re: Reading Images


Length of specified data doesn't correspond to format and type 
parameters passed. Calculated length: 1000000 (ArgumentError)

Well I guess OpenGL uses integers and floats instead of Strings, I just 
don't get it why ruby does.

> Do you have to unpack?  I don't know the GL API but I doubt it would
> require to unpack the String.  Did you test what happens when you
> unpack?  You get an Array full of ints.  That does not look like a
> type that a low level graphics rendering library would use.  Methinks
> GL would rather use a String (as the Ruby type for binary data).  What
> do the docs say?
> 
> Kind regards
> 
> robert

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