In article <pan### [at] gmxch> , Christian Walther 
<cwa### [at] gmxch>  wrote:

> Sure, but they are very close to perpendicularity. Sufficiently close not
> to require a warning, IMHO.

It is not only the warning output code.  It is also code that checks for
optimisations (i.e. vista buffers) that may check this elsewhere.

    Thorsten

____________________________________________________
Thorsten Froehlich, Duisburg, Germany
e-mail: tho### [at] trfde

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