Re: [Openexr-devel] "Half" support in C?

[Drew Hess]

It wouldn't be hard to wrap the Half class with C functions.  You'd
still need a C++ compiler to build the wrapper, but then you could use
half from pure C code.

Volunteers welcome :)

d


Derek Gerstmann <address@hidden> writes:

> Bob Friesenhahn wrote:
>
>> Is an implementation (in plain old C) available for Half support to
>> support simple translation between float and Half?  Hopefully with a
>> simple MIT-style license?
>> With some effort, the Half library from OpenEXR can be used, but
>> this limits portability, and requires a C++ compiler.  Even if
>> OpenEXR libraries are linked in, if the dependent application is
>> primarily a C application (as is mine) there is a penalty
>> (non-inlined function call) from calling into C++.
>
> Currently, we've been using the Half class from OpenEXR and compiling
> our C code as C++, which has limited the adoption of Half support
> to simple standalone modules that are linked dynamically.
>
> It would be *really* nice if a native C implementation were available,
> with a similar license as OpenEXR.
>
> -[dg]
>
>
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