comp.lang.ruby

David Sibley

4/2/2009 10:46:00 AM

David Sibley wrote:
> I have been trying to implement the music sequencer in the mac
> frameworks library. Most of the calls seem to work with the exception of
> those that use the "MusicTimeStamp" type. This I think should be cast as
> a double or float64. Most of the literature I have read seems to suggest
> that Ruby can't fake one of these numbers when calling an external
> library. In which case should I look into wrapping the C functions
> externally and do the typecasting myself?

just solved the problem by declaring a struct

TypeCaster = struct [
"MusicTimeStamp n",
]

then passing num.n below

num = 'module name'::TypeCaster.malloc()
num.n = 0.34


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