readme

# ------------------------------------------------------------------------
# see the copyright information for MIDG in license.midg
# MIDG: a MIni Discontinuous Galerkin solver for CPUs or GPUS with MPI parallelism
# Copyright (c) 2014, Tim Warburton
# http://www.nudg.org
# ------------------------------------------------------------------------

# to get occa (do this in the directory containing MIDG2)
git clone https://github.com/libocca/occa

# change to occa directory
cd occa

# environment variable pointing to the occa directory
# [ for convenience add this to your .bashrc: export OCCA_DIR=yourOccaPath ]
export OCCA_DIR=`pwd`

# build occa
make -j 8

# change to MIDG2 directory
cd ..

# to build the ParMETIS dependency
cd 3rdParty
tar -zxvf parmetis-4.0.3.tar.gz
cd parmetis-4.0.3
make config
make

# to copy libraries into expected directory 
find . -name lib\*.a -exec cp {} ../../lib \;

# change to MIDG2 directory
cd ../../

# to clean build MIDG2
make clean

# to build using mpic++ as the compiler and degree 8 elements
CXX=mpic++ make N=8

# to run with one process on test mesh (bi-unit cube)
mpiexec -n 1  ./main Meshes/F072.neu