Method CreateFromFile

src/readybase/SystemFactory.cpp:62–97

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unique_ptr<AbstractRD> SystemFactory::CreateFromFile(
    const char *filename,
    bool is_opencl_available,
    int opencl_platform,
    int opencl_device,
    Properties &render_settings,
    bool &warn_to_update)
{
    // temporarily turn off internationalisation, to avoid string-to-float conversion issues
    char *old_locale = setlocale(LC_NUMERIC,"C");

    vtkSmartPointer<vtkXMLGenericDataObjectReader> generic_reader = vtkSmartPointer<vtkXMLGenericDataObjectReader>::New();
    bool parallel;
    int data_structure_type = generic_reader->ReadOutputType(filename,parallel);
    unique_ptr<AbstractRD> system;
    switch(data_structure_type)
    {
        case VTK_IMAGE_DATA:
            system = CreateFromImageDataFile(filename,is_opencl_available,opencl_platform,opencl_device,
                render_settings,warn_to_update);
            break;
        case VTK_UNSTRUCTURED_GRID:
            system = CreateFromUnstructuredGridFile(filename,is_opencl_available,opencl_platform,opencl_device,
                render_settings,warn_to_update);
            break;
        default:
            throw runtime_error("Unsupported data type or file read error");
    }

    // restore the old locale
    setlocale(LC_NUMERIC,old_locale);

    system->SetFilename(filename);
    system->SetModified(false);
    return system;
}

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