cf_mapping FromFile MappingInfo MappingInfo proj_string

FromFile() MappingInfo pism::MappingInfo::FromFile ( const File &  input_file, const std::string &  variable_name, units::System::Ptr  unit_system  ) static Get projection info from a file. Get projection info for a variable variable_name from input_file. Obtains the string containing PROJ parameters as described in get_proj_parameters(). If the grid mapping variable has Definition at line 317 of file projection.cc. References pism::RuntimeError::add_context(), cf_mapping, pism::cf_to_proj(), pism::check_consistency_epsg(), pism::contains_epsg(), pism::epsg_to_cf(), pism::get_proj_parameters(), pism::VariableMetadata::has_attribute(), pism::File::name(), proj_string, pism::io::read_attributes(), pism::File::read_text_attribute(), and pism::File::variable_exists(). Referenced by pism::InputInterpolation::create(), pism::Grid::FromOptions(), and pism::InputInterpolationYAC::InputInterpolationYAC().