[MLton] Re: OpenGL for MLton - slight return

[Mike Thomas]

Hi Matthew.

Thanks for the detailed response.

> Note, there are various caveats about using Real32 (and Real64) with
> regards to precision.  In particular, as long as values are sitting in an
> x86 floating point register, they are maintained at 80bit precision, so
> the results are not necessarily the same as if the values were maintained
> at 32 or 64bit precision.  It's probably only a problem for numerical
> guys.

No worries as this is really about the size of arguments presented to OpenGL
display related functions so any user calculations can be done in whatever
precision required.

Cheers

Mike Thomas




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