anchor.diff:      apt-get --yes install libglfw3-dev ; \
       fi
   
  -# perhaps not needed#
  -# ENV LD_LIBRARY_PATH=/usr/lib/x86_64-linux-gnu/hdf5/serial:$LD_LIBRARY_PATH
  -
  -RUN git clone https://github.com/embree/embree
  -RUN git clone https://github.com/pshriwise/double-down
  -RUN git clone -b develop https://github.com/svalinn/dagmc
  -RUN git clone --recurse-submodules https://github.com/openmc-dev/openmc.git
  -RUN cd $HOME && \
  -    mkdir MOAB && \
  -    cd MOAB && \
  -    git clone  --single-branch --branch develop https://bitbucket.org/fathomteam/moab/
  -
  -
  -RUN apt-get --yes install  
  -
   
   # Clone and install Embree
   RUN if [ "$include_dagmc" = "true" ] ; \
       then echo installing embree ; \
  -    # git clone https://github.com/embree/embree ; \
  +    git clone https://github.com/embree/embree ; \
       cd embree ; \
       mkdir build ; \
       cd build ; \
  
positive.code: # Clone and install OpenMC with DAGMC
  RUN if [ "$include_dagmc" = "true" ] ; \
      then echo installing openmc with dagmc ; \
      # then git clone --recurse-submodules https://github.com/openmc-dev/openmc.git ; \
      /opt/openmc ; \
      cd /opt/openmc ; \
      mkdir -p build ; \
  
negative.code: 
  # Clone and install MOAB
  RUN if [ "$include_dagmc" = "true" ] ; \
      then pip install --upgrade numpy cython ; \
      mkdir MOAB ; \
      cd MOAB ; \
      mkdir build ; \
      git clone  --single-branch --branch develop https://bitbucket.org/fathomteam/moab/ ; \
      cd build ; \
      cmake ../moab -DENABLE_HDF5=ON \
                  -DENABLE_NETCDF=ON \
                  -DBUILD_SHARED_LIBS=OFF \
                  -DENABLE_FORTRAN=OFF \
                  -DCMAKE_INSTALL_PREFIX=/MOAB ; \
      make -j; \
      make install ; \
      rm -rf * ; \
      cmake ../moab -DBUILD_SHARED_LIBS=ON \
                  -DENABLE_HDF5=ON \
                  -DENABLE_PYMOAB=ON \
                  -DENABLE_BLASLAPACK=OFF \
                  -DENABLE_FORTRAN=OFF \
                  -DCMAKE_INSTALL_PREFIX=/MOAB ; \
      make -j; \
      make install ; \
      fi
  
  