Method PlotFileDataImpl

Src/Base/AMReX_PlotFileDataImpl.cpp:16–104

}

PlotFileDataImpl::PlotFileDataImpl (std::string const& plotfile_name)
    : m_plotfile_name(plotfile_name)
{
    // Header
    std::string File(plotfile_name+"/Header");
    Vector<char> fileCharPtr;
    ParallelDescriptor::ReadAndBcastFile(File, fileCharPtr);
    std::istringstream is(std::string(fileCharPtr.dataPtr()), std::istringstream::in);

    is >> m_file_version;

    is >> m_ncomp;
    AMREX_ASSERT(m_ncomp >= 0 && m_ncomp < std::numeric_limits<int>::max());
    m_var_names.resize(m_ncomp);
    GotoNextLine(is); // This is needed, otherwise the next getline will get an empty string.
    for (int i = 0; i < m_ncomp; ++i) {
        std::string tmp;
        std::getline(is, tmp);
        m_var_names[i] = amrex::trim(std::move(tmp));
    }

    is >> m_spacedim >> m_time >> m_finest_level;
    m_nlevels = m_finest_level+1;
    AMREX_ASSERT(m_finest_level >= 0 && m_finest_level < 1000 && m_spacedim >= 1 && m_spacedim <= AMREX_SPACEDIM);

    for (int i = 0; i < m_spacedim; ++i) {
        is >> m_prob_lo[i];
    }
    for (int i = 0; i < m_spacedim; ++i) {
        is >> m_prob_hi[i];
        m_prob_size[i] = m_prob_hi[i] - m_prob_lo[i];
    }

    AMREX_ASSERT(m_nlevels > 0 && m_nlevels <= 1000);
    m_ref_ratio.resize(m_nlevels, 0);
    for (int i = 0; i < m_finest_level; ++i) {
        is >> m_ref_ratio[i];
    }
    GotoNextLine(is);

    m_prob_domain.resize(m_nlevels);
    for (int i = 0; i < m_nlevels; ++i) {
        is >> m_prob_domain[i];
    }

    m_level_steps.resize(m_nlevels);
    for (int i = 0; i < m_nlevels; ++i) {
        is >> m_level_steps[i];
    }

    m_cell_size.resize(m_nlevels, Array<Real,AMREX_SPACEDIM>{{AMREX_D_DECL(1.,1.,1.)}});
    for (int ilev = 0; ilev < m_nlevels; ++ilev) {
        for (int idim = 0; idim < m_spacedim; ++idim) {
            is >> m_cell_size[ilev][idim];
        }
    }

    is >> m_coordsys;