[SciPy-User] ANN: SOLVCON 0.0.7

Yung-Yu Chen yyc at solvcon.net
Wed Jun 8 17:09:31 EDT 2011


Hello,

I am pleased to announce version 0.0.7 of SOLVCON.  SOLVCON is a
Python-based, multi-physics software framework for solving first-order
hyperbolic PDEs.

The source tarball can be downloaded at
http://bitbucket.org/yungyuc/solvcon/downloads .  More information can be
found at http://solvcon.net/ .

In this release, SOLVCON starts to support using incenters or centroids for
constructing basic Conservation Elements (BCEs) of the CESE method.
 Incenters are only enabled for simplex cells.  Three more examples for
supersonic flows are also added, in addition to the new capability.

New features:

- A set of building scripts for dependencies of SOLVCON is written in
``ground/`` directory.  A Python script ``ground/get`` download all depended
source tarballs according to ``ground/get.ini``.  A make file
``ground/Makefile`` directs the building with targets ``binary``,
``python``, ``vtk``.  The targets must be built in order.  An environment
variable ``$SCPREFIX`` can be set when making to specify the destination of
installation.  The make file will create a shell script
``$SCROOT/bin/scvars.sh`` exporting necessary environment variables for
using the customized runtime.  ``$SCROOT`` is the installing destination
(i.e., ``$SCPREFIX``), and is set in the shell script as well.
- The center of a cell can now be calculated as an incenter.  Use of
incenter or centroid is controlled by a keyword parameter ``use_incenter``
of ``solvcon.block.Block`` constructor.  This enables incenter-based CESE
implementation that will benefit calculating Navier-Stokes equations in the
future.
- More examples for compressible inviscid flows are provided.

Bug-fix:

- A bug in coordiate transformation for wall boundary conditions of gas
dynamics module (``solvcon.kerpak.gasdyn``).

with regards,
Yung-Yu Chen

-- 
Yung-Yu Chen
http://solvcon.net/yyc/
+1 (614) 859 2436
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