Method done

io/RasterWriter.cpp:101–155

}

void RasterWriter::done(PointTableRef table)
{
    if (m_rasters.empty())
        return;

    if (m_rasterNames.size() == 1 && m_rasterNames[0] == "")
        m_rasterNames.clear();

    for (const std::string& name : m_rasterNames)
        if (std::find_if(m_rasters.begin(), m_rasters.end(),
            [name](const Rasterd *r){return r->name() == name;}) == m_rasters.end())
        {
            throwError("Raster '" + name + "' not found.");
        }

    // Stick rasters whose limits match the first raster in our final raster list.
    std::vector<Rasterd *> rasters;
    for (Rasterd *r : m_rasters)
    {
        if (r->limits() != m_rasters.front()->limits())
        {
            log()->get(LogLevel::Error) << getName() << ": Ignoring raster '" <<
                r->name() << "'.  Raster limits don't match that of raster '" <<
                    m_rasters.front()->name() << "'." << std::endl;
            continue;
        }
        rasters.push_back(r);
    }

    std::array<double, 6> pixelToPos;
    RasterLimits limits = rasters.front()->limits();
    pixelToPos[0] = limits.xOrigin;
    pixelToPos[1] = limits.edgeLength;
    pixelToPos[2] = 0;
    pixelToPos[3] = limits.yOrigin + (limits.edgeLength * limits.height);
    pixelToPos[4] = 0;
    pixelToPos[5] = -limits.edgeLength;
    gdal::Raster rasterFile(filename(), m_drivername, table.anySpatialReference(), pixelToPos);

    gdal::GDALError err = rasterFile.open(limits.width, limits.height,
        rasters.size(), m_dataType, m_noData, m_options);

    if (err != gdal::GDALError::None)
        throwError(rasterFile.errorMsg());
    int bandNum = 1;

    for (Rasterd *r : rasters)
    {
        err = rasterFile.writeBand(r->begin(), r->initializer(), bandNum++, r->name());
        if (err != gdal::GDALError::None)
            throwError(rasterFile.errorMsg());
    }

    getMetadata().addList("filename", filename());
}

} // namespace pdal