[Mono-dev] simd: more accelerated classes

Hurliman, John john.hurliman at intel.com
Wed Jan 14 02:04:28 EST 2009 

Sounds good to me. Please feel free to make use of the code in OpenMetaverseTypes. As far as hosting services, I've had the best luck with Google Code but would be fine with anything.

John

> -----Original Message-----
> From: mono-devel-list-bounces at lists.ximian.com 
> [mailto:mono-devel-list- bounces at lists.ximian.com] On Behalf Of 
> crashfourit
> Sent: Tuesday, January 13, 2009 4:32 PM
> To: mono-devel-list at lists.ximian.com
> Subject: Re: [Mono-dev] simd: more accelerated classes
> 
>  Well, I decided to be the first to get off his rear to set it up (that
> I know of). I'm setting up the project right as I'm typing. When its up,
> you can join if you like. The one thing I ask it to be able to use you
> math code
> (http://www.openmetaverse.org/viewvc/index.cgi/omf/libopenmetaverse/tr u
> nk/OpenMetaverse/Types/) as a spring board.
> 
> 
> Alan McGovern-2 wrote:
>>  That was included in the 'whatever' ;) There are probably a dozen more
>> out there that haven't been mentioned yet. It's up to the people who'll
>> be contributing to this project (or at least the guy who gets off his
>> ass and takes charge) to decide which one suits them best ;) I'm just
>> saying that there are much better options out there for new projects.
>> 
>> Alan.
>> 
>> On Wed, Jan 14, 2009 at 12:15 AM, crashfourit
>> <crashfourit at gmail.com>
>> wrote:
>> 
>>> 
>>> Good point, what about sourceforge?
>>> 
>>> 
>>> Alan McGovern-2 wrote:
>>>>  There's no benefits to using mono as opposed to using any of the
>>>> free hosting ones out there. Mono doesn't come with a bug tracker, it
>>>> doesn't come with space to host downloads, it doesn't come with a
>>>> wiki of any kind. You really should consider using a free hosting
>>>> that gives you all that. For example google code, github, whatever.
>>>> 
>>>> Alan.
>>>> 
>>>> On Wed, Jan 14, 2009 at 12:09 AM, crashfourit
>>>> <crashfourit at gmail.com>
>>>> wrote:
>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> Rodrigo Kumpera wrote:
>>>>>> 
>>>>>> On Tue, Jan 13, 2009 at 9:26 PM, crashfourit
>>>>>> <crashfourit at gmail.com>
>>>>>> wrote:
>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> Hurliman, John wrote:
>>>>>>>> 
>>>>>>>>> -----Original Message----- From:
>>>>>>>>> mono-devel-list-bounces at lists.ximian.com
>>>>>>>>> [mailto:mono-devel-list- bounces at lists.ximian.com] On Behalf Of
>>>>>>>>> Rodrigo Kumpera Sent: Tuesday, January 13, 2009 12:00 PM To:
>>>>>>>>> crashfourit Cc: mono-devel-list at lists.ximian.com Subject: Re:
>>>>>>>>> [Mono-dev] simd: more accelerated classes
>>>>>>>>> 
>>>>>>>>> On Tue, Jan 13, 2009 at 5:50 PM, crashfourit
>>>>>>>>> <crashfourit at gmail.com> wrote:
>>>>>>>>> 
>>>>>>>>>       crashfourit wrote:      >       > I was wondering
> what it
>>>>> would
>>>>>>>>> take to use simd
>>>>>>>>> to acclerate this     >       > Vector4f {    > public
> float X;
>>>>>>>> 
>>>>>>>>> public float Y;
>>>>>>>>>> public float Z;       > public float W;       >
>>> //.......
>>>>>>>> 
>>>>>>> }
>>>>>>>>>>> instead of
>>>>>>>>> this  > Vector4f {    > internal float x;     > internal
> float
>>> y;
>>>>>>>> 
>>>>>>>>> internal
>>>>>>>>> float z;      > internal float w;     >       > public
> float X
>>> {get
>>>>>>>>> {return x;} set
>>>>>>>>> {x = value;}}         > public float Y {get {return y;} set
> {y =
>>>>>>> value;}}
>>>>>>>>>> 
>>>>>>>>> public float Z {get {return z;} set {z = value;}}     >
> public
>>>>> float
>>>>> W
>>>>>>>>> {get
>>>>>>>>> {return w;} set {w = value;}}         > //.......     > }
>> 
>>> Any
>>>>>>>>> sugestions?       >
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>>       Also, I was wondering is there any interest in
>>>>>>>>> accelerated versions of high
>>>>>>>>>       level math constructs?
>>>>>>>>>       
>>>>>>>>>       Like, QuaternionF, QuaternionD, Matrix4f, Matrix4d, etc? --
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>> I would love to see a library with such high level constructs
>>>>>>>>> that exploit Mono.Simd. I would help with it for sure, but it
>>> shouldn't
>>>>> be
>>>>>>>>> bundled with mono.
>>>>>>>>> 
>>>>>>>> 
>>>>>>>> I would be willing to help with this as well. I currently
>>> maintain
>>> a
>>>>>>>> library called OpenMetaverseTypes (code is at
>>>>>>>> 
>>>>>>> 
>>>>> 
>>>  http://www.openmetaverse.org/viewvc/index.cgi/omf/libopenmetaverse/tr
>>> unk/OpenMetaverse/Types/
>>>>>>> )
>>>>>>>> which implements Vector2/3/4, Quaternion, Matrix4, Color4,
>>>>>>>> Ray,
>>> and
>>>>> a
>>>>>>> few
>>>>>>>> collections. In the future I'd like to accelerate as many
>>>>>>>> of
>>> these
>>>>> as
>>>>>>>> possible. Sharing code with another library on top of
>>>>>>>> Mono.Simd
>>>>> would
>>>>>>> be
>>>>>>> a
>>>>>>>> good start.
>>>>>>>> 
>>>>>>>> John
>>>>>>>> 
>>>>>>> Is that code under the X11/MIT license? If so, we can start
> there.
>>> I
>>>>> will
>>>>>>> set up a sourceforge project for that purpose if the mono team
>>>>>>> does not want the code on there svn server. --
>>>>>> 
>>>>>> 
>>>>>> Let me explain the implications of shipping such library.
>>>>>> 
>>>>>> First, it would require to be API stable, which will be a pain
>>>>>> in
>>> the
>>>>> neck
>>>>>> during the initial ramp up while the design is flushed out. Second,
>>>>>> we really really want to stop adding non essential libraries to the
>>>>>> shipping mono. This only increases the load on our QA team at near
>>> to
>>>>> no
>>>>>> benefit for the end user. Third, as Novell offers commercial
>>>>>> support over the entire mono stack, adding stuff increase the load
>>>>>> on all of us mono developers that are Novell employees. This is,
>>>>>> for me, the major reason not to add it to our core stack. It will
>>>>>> increase the support load on my shoulders at little gain.
>>>>>> 
>>>>>> This is only strict related to the inclusion of such library
>>>>>> into
>>> the
>>>>> lib
>>>>>> shipped with mono. It's not the first time this issues has
>>>>>> come
>>> before
>>>>> us
>>>>>> with other libraries, such as Mono.Rocks for example, and the
>>>>>> consensus was the same: it would be in the best interest of all
>>>>>> parties involved
>>> to
>>>>> not
>>>>>> have it included.
>>>>>> 
>>>>>> But this doesn't mean the library can't be endorsed as the
>>>>>> preferred one for high level usage of Mono.Simd. From the very
>>>>>> begging we already have realized that almost everyone would not be
>>>>>> willing to use it
>>> directly,
>>>>> as
>>>>>> the lib itself is just some building blocks.
>>>>>> 
>>>>>> As for hosting the project in the mono svn server, there isn't
>>>>>> much
>>> of
>>>>> an
>>>>>> advantage for it, really. I, for one, would rather use github for
>>>>>> example. But if you really fancy it, please talk to Miguel, as he
>>>>>> is the one that can make such arrangement.
>>>>>> 
>>>>>> What would be really nice is to make a single effort for such
>>> library
>>>>> and
>>>>>> make sure that the Mono.Simd side of the things are well fit
> for
>>> such
>>>>>> library. Keep me posted on your efforts and I'll try to help
>>>>>> as much
>>> as
>>>>> I
>>>>>> can.
>>>>>> 
>>>>>> Cheers,
>>>>>> Rodrigo
>>>>>> 
>>>>> I, for one, would prefer the library on the mono svn if it is going
>>>>> to have the unofficial nod, but I'm going to see what the others
>>>>> here that wanted a similar library have to say. -- View this message
>>>>> in context:
>>>>> 
>>> http://www.nabble.com/simd%3A-more-accelerated-classes- tp21442105p214
>>> 47449.html
>>>>> Sent from the Mono - Dev mailing list archive at Nabble.com.
>>>>> 
>>>>> _______________________________________________
>>>>> Mono-devel-list mailing list
>>>>> Mono-devel-list at lists.ximian.com
>>>>> http://lists.ximian.com/mailman/listinfo/mono-devel-list
>>>>> 
>>>> 
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>> 
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