[Ktechlab-devel] Studying the job...

[Lawrence Shafer]

Alan. How's it coming? I'm willing to test even half finished stuff.

Alan Grimes wrote:
> I've been going through a printout of Voltage Source and its related
> classes to try to get a better understanding of how it could be
> re-implemented in the form of a parts database entry. I keep finding
> junk that I had removed in my own personal fork but which are still
> present in the CVS tree... I found a tarball of what I had been passing
> around before, it probably needs some tidying up before it gets put in
> one of the SVN branches... If you need it, ask. -- it has problems with
> it's engine though because it was a snapshot of the changes I was making
> while I was rebuilding it.
>
> A brief profiling run on the SVN sources (using valgrind) showed that,
> if I am interpreting this correctly, 23% of the execution time was taken
> up in the [] methods of matrix and Vector. I'm pretty sure that my own
> Qmatrix and Qvector classes optimized many of the 8 million calls to
> those functions out... (and this really was a brief run...)
>
> Don't worry about my matrix classes messing up the engine, the results
> should be identical until you start mucking with the LU decomposition
> solver...
>
>