Ejemplo n.º 1
0
    def run(self):
        """
        Run this step of the test case
       """
        logger = self.logger
        section = self.config['enthalpy_benchmark']
        nx = section.getint('nx')
        ny = section.getint('ny')
        dc = section.getfloat('dc')
        levels = section.get('levels')

        dsMesh = make_planar_hex_mesh(nx=nx, ny=ny, dc=dc, nonperiodic_x=True,
                                      nonperiodic_y=True)

        write_netcdf(dsMesh, 'grid.nc')

        dsMesh = cull(dsMesh, logger=logger)
        dsMesh = convert(dsMesh, logger=logger)
        write_netcdf(dsMesh, 'mpas_grid.nc')

        args = ['create_landice_grid_from_generic_MPAS_grid.py',
                '-i', 'mpas_grid.nc',
                '-o', 'landice_grid.nc',
                '-l', levels,
                '--thermal']

        check_call(args, logger)

        make_graph_file(mesh_filename='landice_grid.nc',
                        graph_filename='graph.info')

        _setup_initial_conditions(section, 'landice_grid.nc')
Ejemplo n.º 2
0
 def run(self):
     """
     Run this step of the test case
     """
     make_graph_file(mesh_filename=self.mesh_file,
                     graph_filename='graph.info')
     for suffix in self.suffixes:
         run_model(step=self, namelist='namelist.{}'.format(suffix),
                   streams='streams.{}'.format(suffix))
Ejemplo n.º 3
0
    def run(self):
        """
        Run this step of the test case
        """
        logger = self.logger

        # only use progress bars if we're not writing to a log file
        use_progress_bar = self.log_filename is None

        # create the base mesh
        cellWidth, lon, lat = self.build_cell_width_lat_lon()
        build_spherical_mesh(cellWidth, lon, lat, out_filename='mesh.nc',
                             logger=logger, use_progress_bar=use_progress_bar)

        make_graph_file(mesh_filename='mesh.nc',
                        graph_filename='graph.info')
Ejemplo n.º 4
0
    def run(self):
        """
        Run this step of the test case
       """
        logger = self.logger
        section = self.config['eismint2']

        nx = section.getint('nx')
        ny = section.getint('ny')
        dc = section.getfloat('dc')

        dsMesh = make_planar_hex_mesh(nx=nx,
                                      ny=ny,
                                      dc=dc,
                                      nonperiodic_x=False,
                                      nonperiodic_y=False)

        dsMesh = convert(dsMesh, logger=logger)
        write_netcdf(dsMesh, 'mpas_grid.nc')
        dsMesh.close()

        radius = section.get('radius')
        args = [
            'define_cullMask.py', '-f', 'mpas_grid.nc', '-m', 'radius', '-d',
            radius
        ]

        check_call(args, logger)

        dsMesh = xarray.open_dataset('mpas_grid.nc')
        dsMesh = cull(dsMesh, logger=logger)
        dsMesh = convert(dsMesh, logger=logger)
        write_netcdf(dsMesh, 'mpas_grid2.nc')

        levels = section.get('levels')
        args = [
            'create_landice_grid_from_generic_MPAS_grid.py', '-i',
            'mpas_grid2.nc', '-o', 'landice_grid.nc', '-l', levels,
            '--thermal', '--beta'
        ]

        check_call(args, logger)

        make_graph_file(mesh_filename='landice_grid.nc',
                        graph_filename='graph.info')
Ejemplo n.º 5
0
    def run(self):
        """
        Run this step of the test case
       """
        mesh_type = self.mesh_type
        logger = self.logger
        config = self.config
        section = config['dome']

        if mesh_type == '2000m':
            nx = section.getint('nx')
            ny = section.getint('ny')
            dc = section.getfloat('dc')

            dsMesh = make_planar_hex_mesh(nx=nx,
                                          ny=ny,
                                          dc=dc,
                                          nonperiodic_x=True,
                                          nonperiodic_y=True)

            write_netcdf(dsMesh, 'grid.nc')

            dsMesh = cull(dsMesh, logger=logger)
            dsMesh = convert(dsMesh, logger=logger)
            write_netcdf(dsMesh, 'mpas_grid.nc')

        levels = section.get('levels')
        args = [
            'create_landice_grid_from_generic_MPAS_grid.py', '-i',
            'mpas_grid.nc', '-o', 'landice_grid.nc', '-l', levels
        ]

        check_call(args, logger)

        make_graph_file(mesh_filename='landice_grid.nc',
                        graph_filename='graph.info')

        _setup_dome_initial_conditions(config,
                                       logger,
                                       filename='landice_grid.nc')
Ejemplo n.º 6
0
    def run(self):
        """
        Run this step of the test case
        """
        config = self.config
        resolution = float(self.resolution)

        section = config['planar_convergence']
        nx_1km = section.getint('nx_1km')
        ny_1km = section.getint('ny_1km')
        nx = int(nx_1km / resolution)
        ny = int(ny_1km / resolution)
        dc = resolution * 1e3

        ds_mesh = make_planar_hex_mesh(nx=nx,
                                       ny=ny,
                                       dc=dc,
                                       nonperiodic_x=False,
                                       nonperiodic_y=False)

        center(ds_mesh)

        write_netcdf(ds_mesh, 'mesh.nc')
        make_graph_file('mesh.nc', 'graph.info')
Ejemplo n.º 7
0
    def run(self):
        """
        Run this step of the test case
        """
        logger = self.logger
        config = self.config
        section = config['humboldt']

        logger.info('calling build_cell_wdith')
        cell_width, x1, y1, geom_points, geom_edges = self.build_cell_width()
        logger.info('calling build_planar_mesh')
        build_planar_mesh(cell_width,
                          x1,
                          y1,
                          geom_points,
                          geom_edges,
                          logger=logger)
        dsMesh = xarray.open_dataset('base_mesh.nc')
        logger.info('culling mesh')
        dsMesh = cull(dsMesh, logger=logger)
        logger.info('converting to MPAS mesh')
        dsMesh = convert(dsMesh, logger=logger)
        logger.info('writing grid_converted.nc')
        write_netcdf(dsMesh, 'grid_converted.nc')
        # If no number of levels specified in config file, use 10
        levels = section.get('levels')
        logger.info('calling create_landice_grid_from_generic_MPAS_grid.py')
        args = [
            'create_landice_grid_from_generic_MPAS_grid.py', '-i',
            'grid_converted.nc', '-o', 'gis_1km_preCull.nc', '-l', levels,
            '-v', 'glimmer'
        ]
        check_call(args, logger=logger)

        # This step uses a subset of the whole Greenland dataset trimmed to
        # the region around Humboldt Glacier, to speed up interpolation.
        # This could also be replaced with the full Greenland Ice Sheet
        # dataset.
        logger.info('calling interpolate_to_mpasli_grid.py')
        args = [
            'interpolate_to_mpasli_grid.py', '-s',
            'humboldt_1km_2020_04_20.epsg3413.icesheetonly.nc', '-d',
            'gis_1km_preCull.nc', '-m', 'b', '-t'
        ]

        check_call(args, logger=logger)

        # This step is only necessary if you wish to cull a certain
        # distance from the ice margin, within the bounds defined by
        # the GeoJSON file.
        cullDistance = section.get('cullDistance')
        if float(cullDistance) > 0.:
            logger.info('calling define_cullMask.py')
            args = [
                'define_cullMask.py', '-f', 'gis_1km_preCull.nc', '-m'
                'distance', '-d', cullDistance
            ]

            check_call(args, logger=logger)
        else:
            logger.info('cullDistance <= 0 in config file. '
                        'Will not cull by distance to margin. \n')

        # This step is only necessary because the GeoJSON region
        # is defined by lat-lon.
        logger.info('calling set_lat_lon_fields_in_planar_grid.py')
        args = [
            'set_lat_lon_fields_in_planar_grid.py', '-f', 'gis_1km_preCull.nc',
            '-p', 'gis-gimp'
        ]

        check_call(args, logger=logger)

        logger.info('calling MpasMaskCreator.x')
        args = [
            'MpasMaskCreator.x', 'gis_1km_preCull.nc', 'humboldt_mask.nc',
            '-f', 'Humboldt.geojson'
        ]

        check_call(args, logger=logger)

        logger.info('culling to geojson file')
        dsMesh = xarray.open_dataset('gis_1km_preCull.nc')
        humboldtMask = xarray.open_dataset('humboldt_mask.nc')
        dsMesh = cull(dsMesh, dsInverse=humboldtMask, logger=logger)
        write_netcdf(dsMesh, 'humboldt_culled.nc')

        logger.info('Marking horns for culling')
        args = ['mark_horns_for_culling.py', '-f', 'humboldt_culled.nc']
        check_call(args, logger=logger)

        logger.info('culling and converting')
        dsMesh = xarray.open_dataset('humboldt_culled.nc')
        dsMesh = cull(dsMesh, logger=logger)
        dsMesh = convert(dsMesh, logger=logger)
        write_netcdf(dsMesh, 'humboldt_dehorned.nc')

        logger.info('calling create_landice_grid_from_generic_MPAS_grid.py')
        args = [
            'create_landice_grid_from_generic_MPAS_grid.py', '-i',
            'humboldt_dehorned.nc', '-o', 'Humboldt_1to10km.nc', '-l', levels,
            '-v', 'glimmer', '--beta', '--thermal', '--obs', '--diri'
        ]

        check_call(args, logger=logger)

        logger.info('calling interpolate_to_mpasli_grid.py')
        args = [
            'interpolate_to_mpasli_grid.py', '-s',
            'humboldt_1km_2020_04_20.epsg3413.icesheetonly.nc', '-d',
            'Humboldt_1to10km.nc', '-m', 'b', '-t'
        ]
        check_call(args, logger=logger)

        logger.info('Marking domain boundaries dirichlet')
        args = [
            'mark_domain_boundaries_dirichlet.py', '-f', 'Humboldt_1to10km.nc'
        ]
        check_call(args, logger=logger)

        logger.info('calling set_lat_lon_fields_in_planar_grid.py')
        args = [
            'set_lat_lon_fields_in_planar_grid.py', '-f',
            'Humboldt_1to10km.nc', '-p', 'gis-gimp'
        ]
        check_call(args, logger=logger)

        logger.info('creating graph.info')
        make_graph_file(mesh_filename='Humboldt_1to10km.nc',
                        graph_filename='graph.info')