from compass.landice.mesh import build_cell_width, build_mali_mesh
from compass.model import make_graph_file
from compass.step import Step
[docs]
class Mesh(Step):
"""
A step for creating a mesh and initial condition for isunnguata
sermia test cases
Attributes
----------
mesh_type : str
The resolution or mesh type of the test case
"""
[docs]
def __init__(self, test_case):
"""
Create the step
Parameters
----------
test_case : compass.TestCase
The test case this step belongs to
mesh_type : str
The resolution or mesh type of the test case
"""
super().__init__(test_case=test_case, name='mesh')
self.add_output_file(filename='graph.info')
self.add_output_file(filename='Isunnguata_Sermia.nc')
self.add_input_file(
filename='greenland_1km_2024_01_29.epsg3413.icesheetonly.nc',
target='greenland_1km_2024_01_29.epsg3413.icesheetonly.nc',
database='')
self.add_input_file(filename='Isunnguata_Sermia.geojson',
package='compass.landice.tests.isunnguata_sermia',
target='Isunnguata_Sermia.geojson',
database=None)
self.add_input_file(filename='greenland_2km_2024_01_29.epsg3413.nc',
target='greenland_2km_2024_01_29.epsg3413.nc',
database='')
# no setup() method is needed
[docs]
def run(self):
"""
Run this step of the test case
"""
logger = self.logger
section_name = 'mesh'
mesh_name = 'Isunnguata_Sermia.nc'
logger.info('calling build_cell_width')
cell_width, x1, y1, geom_points, geom_edges, floodMask = \
build_cell_width(
self, section_name=section_name,
gridded_dataset='greenland_2km_2024_01_29.epsg3413.nc')
build_mali_mesh(
self, cell_width, x1, y1, geom_points, geom_edges,
mesh_name=mesh_name, section_name=section_name,
gridded_dataset='greenland_1km_2024_01_29.epsg3413.icesheetonly.nc', # noqa
projection='gis-gimp', geojson_file='Isunnguata_Sermia.geojson')
logger.info('creating graph.info')
make_graph_file(mesh_filename=mesh_name,
graph_filename='graph.info')