[Haskell-cafe] [C Binding] Turning the mutable to immutable?

[Liam O'Connor]

Making an immutable  API from a mutable one generally damages
performance (on von neumann architectures) somewhat, the goal is to
minimize that impact.

Cheers.
~Liam



On 7 July 2010 19:40, Yves Parès <limestrael at gmail.com> wrote:
> That's indeed an advice I've read [1].
> But wouldn't it damage the performances, since code will have to go through
> an extra layer?
>
> [1] http://blog.ezyang.com/2010/06/principles-of-ffi-api-design
>
> 2010/7/7 Chris Eidhof <chris at eidhof.nl>
>>
>> On 5 jul 2010, at 23:48, Yves Parès wrote:
>>
>> > Hello,
>> >
>> > I don't know if some of you are familiar with the SFML library (stands
>> > for Simple and Fast Multimedia Library) --> http://sfml-dev.org
>> > As SDL, SFML is a 2D graphics library, but conversely to SDL it provides
>> > a hardware-accelerated drawing, through OpenGL.
>> > Well, I'm currently writing its Haskell binding, and I'm stuck with
>> > design issues.
>> > What I'm heading to is a full IO binding, and that's what I'd like to
>> > avoid.
>>
>> Have you considered writing a low-level binding and building a high-level
>> library on top of that?
>>
>> -chris
>
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