Re: [boost] [Review Request] Message Passing Interface (MPI) Library

From: John Fletcher (J.P.Fletcher_at_[hidden])
Date: 2006-06-30 07:07:20

Doug,

Thank you that is very helpful.

John

Doug Gregor wrote:
> On Jun 29, 2006, at 10:29 AM, John Fletcher wrote:
> 
> 
>>Does this library make any use of the work done in OOMPI
>>(see http://www.osl.iu.edu/research/oompi/)
>>which also provides a C++ interface for MPI?
> 
> 
> I work in the Open Systems Lab, which is also responsible for OOMPI,  
> so we're well-aware of OOPMPI and there's definitely some  
> institutional mindshare. That said, OOMPI and the candidate Boost.MPI  
> take rather different approaches to presenting MPI in C++.  
> Architecturally, OOMPI is, well, OO: it relies on inheritance,  
> virtual functions, and overloading for abstraction. Boost.MPI is  
> build using Generic Programming, so it relies on templates, traits,  
> and specialization for abstraction. Boost.MPI is meant to fit in best  
> with the style of programming used in STL and Boost, with function  
> objects, integration with Boost.Serialization, etc.
> 
> I think there's also a philosophical difference between the two.  
> OOMPI provides some syntactic innovations (such as ports) that can  
> make MPI easier to use. Boost.MPI is a little more "purist",  
> attempting to keep the flavor of the C MPI bindings while adapting  
> better to modern C++. We still "send" in the same way as "MPI_Send"  
> in Boost.MPI. Of course, should something like ports be useful, they  
> could be added as syntactic sugar.
> 
> 	Doug
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