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Fix input for LSM ICs in UFS replay. Optimize i/o step. #397

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Fix input for LSM ICs in UFS replay. Optimize i/o step. #397

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d241e0a
Fif input for LSM ICs. Optimize i/o step.
dustinswales Aug 29, 2023
b4b77f6
Revert change
dustinswales Aug 29, 2023
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104 changes: 48 additions & 56 deletions scm/etc/scripts/UFS_IC_generator.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1049,7 +1049,6 @@ def get_UFS_surface_data(dir, tile, i, j, old_chgres, lam):
vfrac_in = read_NetCDF_surface_var(nc_file, 'vfrac', i, j, old_chgres, 0)
shdmin_in = read_NetCDF_surface_var(nc_file, 'shdmin', i, j, old_chgres, 0)
shdmax_in = read_NetCDF_surface_var(nc_file, 'shdmax', i, j, old_chgres, 0)
zorlo_in = read_NetCDF_surface_var(nc_file, 'zorl', i, j, old_chgres, 0)
slmsk_in = read_NetCDF_surface_var(nc_file, 'slmsk', i, j, old_chgres, 0)
canopy_in = read_NetCDF_surface_var(nc_file, 'canopy', i, j, old_chgres, 0)
hice_in = read_NetCDF_surface_var(nc_file, 'hice', i, j, old_chgres, 0)
Expand All @@ -1066,10 +1065,11 @@ def get_UFS_surface_data(dir, tile, i, j, old_chgres, lam):
tprcp_in = read_NetCDF_surface_var(nc_file, 'tprcp', i, j, old_chgres, 0)
srflag_in = read_NetCDF_surface_var(nc_file, 'srflag', i, j, old_chgres, 0)
sncovr_in = read_NetCDF_surface_var(nc_file, 'sncovr', i, j, old_chgres, 0)
tsfcl_in = read_NetCDF_surface_var(nc_file, 'tsfcl', i, j, old_chgres, 0)
zorll_in = read_NetCDF_surface_var(nc_file, 'zorll', i, j, old_chgres, 0)
zorli_in = read_NetCDF_surface_var(nc_file, 'zorli', i, j, old_chgres, 0)

tsfcl_in = read_NetCDF_surface_var(nc_file, 'tsea', i, j, old_chgres, 0)
zorli_in = read_NetCDF_surface_var(nc_file, 'zorl', i, j, old_chgres, 0)
zorll_in = read_NetCDF_surface_var(nc_file, 'zorl', i, j, old_chgres, 0)
zorlo_in = read_NetCDF_surface_var(nc_file, 'zorl', i, j, old_chgres, 0)

# present when cplwav = T
zorlw_in = read_NetCDF_surface_var(nc_file, 'zorlw', i, j, old_chgres, 0)

Expand Down Expand Up @@ -1454,7 +1454,7 @@ def search_in_dict(listin,name):
#
########################################################################################
def get_UFS_forcing_data(nlevs, state_IC, location, use_nearest, forcing_dir, grid_dir,
tile, i, j, lam, save_comp_data):
tile, tile_i, tile_j, lam, forcing_i, forcing_j, save_comp_data):
"""Get the horizontal and vertical advective tendencies for the given tile and indices"""

# Determine UFS history file format (tiled/quilted)
Expand Down Expand Up @@ -1513,8 +1513,8 @@ def get_UFS_forcing_data(nlevs, state_IC, location, use_nearest, forcing_dir, gr

# Find nearest point on UFS history file (quilted) grid.
if use_nearest:
(tile_jj, tile_ii, point_lon, point_lat, dist_min) = find_loc_indices(location, forcing_dir, -999, lam)
print('The closest point has indices [{0},{1}]'.format(tile_ii,tile_jj))
(forcing_j,forcing_i, point_lon, point_lat, dist_min) = find_loc_indices(location, forcing_dir, -999, lam)
print('The closest point has indices [{0},{1}]'.format(forcing_i,forcing_j))
print('This index has a central longitude/latitude of [{0},{1}]'.format(point_lon,point_lat))
print('This grid cell is approximately {0} km away from the desired location of {1} {2}'.format(dist_min/1.0E3,location[0],location[1]))

Expand Down Expand Up @@ -1544,6 +1544,9 @@ def get_UFS_forcing_data(nlevs, state_IC, location, use_nearest, forcing_dir, gr
except:
data_grid_lon = nc_file['grid_xt'][:,:]
data_grid_lat = nc_file['grid_yt'][:,:]
nlat = len(data_grid_lon[:,0])
nlon = len(data_grid_lon[0,:])

equal_grids = False
if (ic_grid_lon.shape == data_grid_lon.shape and \
ic_grid_lat.shape == ic_grid_lat.shape):
Expand All @@ -1555,41 +1558,37 @@ def get_UFS_forcing_data(nlevs, state_IC, location, use_nearest, forcing_dir, gr
if (not equal_grids):
print('Regridding {} onto native grid: regridding progress = {}%'. \
format(filename, 100.0*count/(2*n_files)))

grid_in = {'lon': data_grid_lon, 'lat': data_grid_lat}
grid_out = {'lon': np.reshape(ic_grid_lon[j,i],(-1,1)), 'lat': \
np.reshape(ic_grid_lat[j,i],(-1,1))}
ilon = [max([0,forcing_i-1]), min([nlon,forcing_i+1])+1]
ilat = [max([0,forcing_j-1]), min([nlat,forcing_j+1])+1]
grid_in = {'lon': data_grid_lon[ilat[0]:ilat[1],ilon[0]:ilon[1]], \
'lat': data_grid_lat[ilat[0]:ilat[1],ilon[0]:ilon[1]]}
grid_out = {'lon': np.reshape(ic_grid_lon[tile_j,tile_i],(-1,1)), \
'lat': np.reshape(ic_grid_lat[tile_j,tile_i],(-1,1))}
regridder = xesmf.Regridder(grid_in, grid_out, 'bilinear')
ps_data = regridder(nc_file['pressfc'][0,:,:])
t_data = regridder(nc_file['tmp'][0,::-1,:,:])
qv_data = regridder(nc_file['spfh'][0,::-1,:,:])
u_data = regridder(nc_file['ugrd'][0,::-1,:,:])
v_data = regridder(nc_file['vgrd'][0,::-1,:,:])
i_get = 0
j_get = 0
ps_data = regridder(nc_file['pressfc'][0,ilat[0]:ilat[1],ilon[0]:ilon[1]])
t_data = regridder(nc_file['tmp'][0,::-1,ilat[0]:ilat[1],ilon[0]:ilon[1]])
qv_data = regridder(nc_file['spfh'][0,::-1,ilat[0]:ilat[1],ilon[0]:ilon[1]])
u_data = regridder(nc_file['ugrd'][0,::-1,ilat[0]:ilat[1],ilon[0]:ilon[1]])
v_data = regridder(nc_file['vgrd'][0,::-1,ilat[0]:ilat[1],ilon[0]:ilon[1]])
# Same grids for history file (data_grid) to IC file (ic_grid).
else:
ps_data = nc_file['pressfc'][0,:,:]
t_data = nc_file['tmp'][0,::-1,:,:]
qv_data = nc_file['spfh'][0,::-1,:,:]
u_data = nc_file['ugrd'][0,::-1,:,:]
v_data = nc_file['vgrd'][0,::-1,:,:]
i_get = i
j_get = j
ps_data = nc_file['pressfc'][0,forcing_j,forcing_i]
t_data = nc_file['tmp'][0,::-1,forcing_j,forcing_i]
qv_data = nc_file['spfh'][0,::-1,forcing_j,forcing_i]
u_data = nc_file['ugrd'][0,::-1,forcing_j,forcing_i]
v_data = nc_file['vgrd'][0,::-1,forcing_j,forcing_i]
else:
print('Using nearest UFS point {} progress = {}%'.format(filename, 100.0*count/(2*n_files)))
ps_data = nc_file['pressfc'][0,:,:]
t_data = nc_file['tmp'][0,::-1,:,:]
qv_data = nc_file['spfh'][0,::-1,:,:]
u_data = nc_file['ugrd'][0,::-1,:,:]
v_data = nc_file['vgrd'][0,::-1,:,:]
j_get = tile_jj
i_get = tile_ii
ps_data = nc_file['pressfc'][0,forcing_j,forcing_i]
t_data = nc_file['tmp'][0,::-1,forcing_j,forcing_i]
qv_data = nc_file['spfh'][0,::-1,forcing_j,forcing_i]
u_data = nc_file['ugrd'][0,::-1,forcing_j,forcing_i]
v_data = nc_file['vgrd'][0,::-1,forcing_j,forcing_i]

# Compute and store vertical grid information.
ak = getattr(nc_file, "ak")[::-1]
bk = getattr(nc_file, "bk")[::-1]
ps.append(ps_data[j_get,i_get])
ps.append(ps_data[0,0])
nlevs = len(nc_file.dimensions['pfull'])
p_interface = np.zeros(nlevs+1)
for k in range(nlevs+1):
Expand All @@ -1603,10 +1602,10 @@ def get_UFS_forcing_data(nlevs, state_IC, location, use_nearest, forcing_dir, gr
p_lay.append(p_layer)

# Store state variables.
t_lay.append(t_data[:,j_get,i_get])
qv_lay.append(qv_data[:,j_get,i_get])
u_lay.append(u_data[:,j_get,i_get])
v_lay.append(v_data[:,j_get,i_get])
t_lay.append(t_data[:,0,0])
qv_lay.append(qv_data[:,0,0])
u_lay.append(u_data[:,0,0])
v_lay.append(v_data[:,0,0])
time_hr.append(nc_file['time'][0])

# Close file
Expand Down Expand Up @@ -1656,28 +1655,20 @@ def get_UFS_forcing_data(nlevs, state_IC, location, use_nearest, forcing_dir, gr
if (not equal_grids):
print('Regridding {} onto native grid: regridding progress = {}%'. \
format(filename, 50+50.0*count/(n_files)))

grid_in = {'lon': data_grid_lon, 'lat': data_grid_lat}
grid_out = {'lon': np.reshape(ic_grid_lon[j,i],(-1,1)), 'lat': \
np.reshape(ic_grid_lat[j,i],(-1,1))}
ilon = [max([0,forcing_i-1]), min([nlon,forcing_i+1])+1]
ilat = [max([0,forcing_j-1]), min([nlat,forcing_j+1])+1]
grid_in = {'lon': data_grid_lon[ilat[0]:ilat[1],ilon[0]:ilon[1]], \
'lat': data_grid_lat[ilat[0]:ilat[1],ilon[0]:ilon[1]]}
grid_out = {'lon': np.reshape(ic_grid_lon[tile_j,tile_i],(-1,1)), \
'lat': np.reshape(ic_grid_lat[tile_j,tile_i],(-1,1))}
regridder = xesmf.Regridder(grid_in, grid_out, 'bilinear')
i_get = 0
j_get = 0
# Same grids for history file (data_grid) to IC file (ic_grid).
else:
i_get = i
j_get = j
else:
print('Using nearest UFS point {} progress = {}%'.format(filename, 50+50.0*count/(n_files)))
j_get = tile_jj
i_get = tile_ii

for var2d in vars2d:
if not use_nearest:
data = regridder(nc_file[var2d["name"]][0,:,:])
data = regridder(nc_file[var2d["name"]][0,ilat[0]:ilat[1],ilon[0]:ilon[1]])
else:
data = nc_file[var2d["name"]][0,:,:]
var2d["values"].append(data[j_get,i_get])
data = nc_file[var2d["name"]][0,forcing_j,forcing_i]
var2d["values"].append(data[0,0])
var2d["units"] = nc_file[var2d["name"]].getncattr(name="units")
var2d["long_name"] = nc_file[var2d["name"]].getncattr(name="long_name")

Expand Down Expand Up @@ -2720,10 +2711,11 @@ def main():
surface_data["lat"] = point_lat

# Get UFS forcing data
(forcing_j, forcing_i, point_lon, point_lat, dist_min) = find_loc_indices(location, forcing_dir, -999, lam)
(forcing_data, comp_data, stateREGRID) = get_UFS_forcing_data(state_data["nlevs"], state_data, \
location, use_nearest, forcing_dir, \
grid_dir, tile, tile_i, tile_j, lam,\
save_comp)
forcing_i, forcing_j, save_comp)

# Write SCM case file
fileOUT = write_SCM_case_file(state_data, surface_data, oro_data, forcing_data, case_name, date, \
Expand Down
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