[PD] get the position of the mass in the same order than the creation with MSD

[cyrille henry]

hello FRanck,

i haven't tested physigs yet (i probably missed the announcement), but it look great.

but why would link has to be computed in message?
it is look very unoptimized...

Cyrille


Le 08/07/2010 09:35, Frank Barknecht a écrit :
> Hi,
>
> On Thu, Jul 08, 2010 at 02:13:34AM +0200, Jack wrote:
>> I have a problem with MSD (exactly [MSD2D]). When i send [bang, get
>> massesPos mamasse( to [MSD2D], the output order of the positions of the
>> masses is not the same that the one which was given during the creation.
>
> Maybe you'd like to test my [physigs] abstraction? It's a pure vanilla
> particle simulation that uses dsp objects to drive the mechanics and
> stores everything in tables, so you always know the particle order. And
> if you only need the order to be able to store positions in tables,
> well, they are already in tables, so you don't need to do any copying.
>
> [physigs] has shown comparable speeds with pmpd in my tests. It's a bit
> thwarted by the calculation of links which has to fall back to message
> computations, but maybe you don't use links? :)
>
> Get it at http://github.com/footils/physigs and read my paper on the
> LAC2010 site: http://lac.linuxaudio.org/2010/?page=program
>
> Ciao