def __init__(self, myFile):
File.__init__(self,myFile);
self.ncfile = None
def __init__(self, xsize, ysize, myFile):
File.__init__(self, myFile)
self.ncfile = Dataset(self.filename, "r")
self.x_size = xsize
self.y_size = ysize
def __init__(self, myFile):
File.__init__(self,myFile);
def __init__(self,myGrid, myFile):
File.__init__(self,myFile);
self.ncfile = Dataset(self.filename, 'r')
self.grid = Dataset(myGrid, 'r')
def __init__(self, cov,resX,resY,myFile, depths):
"""
Constructeur
@param cov : la coverage
@param resX : résolution souhaitée en X, en degrès
@param resY : résolution souhaitée en Y, en degrès
@param myFile : fichier de destination
@param depths : tableau des profondeurs souhaitée (entier = couche, flottant = profondeur)
"""
File.__init__(self,myFile);
self.coverage = cov;
self.targetResX = resX
self.targetResY = resY;
self.targetDepths = depths
# we compute the destination grid
Ymin=np.min(self.coverage.read_axis_y())
Ymax=np.max(self.coverage.read_axis_y())
Xmin=np.min(self.coverage.read_axis_x())
Xmax=np.max(self.coverage.read_axis_x())
res=np.mean([self.targetResX,self.targetResY])
self.lon_reg,self.lat_reg=np.meshgrid(np.arange(Xmin, Xmax, res),np.arange(Ymin, Ymax, res))
targetAxisX = self.lon_reg[0,:]
targetAxisY= self.lat_reg[:,0]
self.ncfile = Dataset(self.filename, 'w', format='NETCDF4')
self.ncfile.description = 'Coverage Interpolator. Generated with Coverage Processing tools'
# dimensions
self.ncfile.createDimension('latitude', np.shape(targetAxisY)[0])
self.ncfile.createDimension('longitude', np.shape(targetAxisX)[0])
# variables
latitudes = self.ncfile.createVariable('latitude', float32, ('latitude',))
latitudes.units = "degree_north" ;
latitudes.long_name = "latitude" ;
latitudes.standard_name = "latitude" ;
latitudes.valid_min = "-90.f";
latitudes.valid_max = "90.f" ;
latitudes.axis = "Y" ;
longitudes = self.ncfile.createVariable('longitude', float32, ('longitude',))
longitudes.units = "degree_east" ;
longitudes.long_name = "longitude" ;
longitudes.standard_name = "longitude" ;
longitudes.valid_min = "-180.f" ;
longitudes.valid_max = "180.f" ;
longitudes.axis = "X" ;
# data
latitudes[:] = targetAxisY;
longitudes[:] = targetAxisX;
if(isinstance(self.coverage, TimeCoverage) or isinstance(self.coverage, TimeLevelCoverage)):
self.ncfile.createDimension('time', None)
times = self.ncfile.createVariable('time', float64, ('time',))
times.units= 'seconds since 1970-01-01 00:00:00'
times.calendar= 'gregorian'
times.standard_name= 'time'
times.axis='T'
times.conventions = "UTC time"
times[:] = date2num(self.coverage.read_axis_t(), units = times.units, calendar = times.calendar)
if(isinstance(self.coverage, LevelCoverage) or isinstance(self.coverage, TimeLevelCoverage)):
self.ncfile.createDimension('depth', np.size(self.targetDepths))
levels = self.ncfile.createVariable('depth', float64, ('depth',))
levels.standard_name= 'depth'
levels.long_name="Positive depth"
levels.units = "m" ;
levels.axis='Z'
levels[:] = self.targetDepths
def __init__(self,cov,myFile,depths):
File.__init__(self,myFile);
self.coverage = cov;
self.targetDepths = depths
self.ncfile = Dataset(self.filename, 'w', format='NETCDF4')
self.ncfile.description = 'Sirocco Writer. Generated with Coverage Processing tools'
# dimensions
self.ncfile.createDimension('latitude', self.coverage.get_y_size())
self.ncfile.createDimension('longitude', self.coverage.get_x_size())
if self.coverage.is_regular_grid()==True:
# variables
latitudes = self.ncfile.createVariable('latitude', float32, ('latitude',))
latitudes.units = "degree_north" ;
latitudes.long_name = "latitude" ;
latitudes.standard_name = "latitude" ;
latitudes.valid_min = "-90.f";
latitudes.valid_max = "90.f" ;
latitudes.axis = "Y" ;
longitudes = self.ncfile.createVariable('longitude', float32, ('longitude',))
longitudes.units = "degree_east" ;
longitudes.long_name = "longitude" ;
longitudes.standard_name = "longitude" ;
longitudes.valid_min = "-180.f" ;
longitudes.valid_max = "180.f" ;
longitudes.axis = "X" ;
# data
latitudes[:] = self.coverage.read_axis_y();
longitudes[:] = self.coverage.read_axis_x();
else:
latitudes = self.ncfile.createVariable('latitude', float32, ('latitude','longitude',))
latitudes.units = "degree_north" ;
latitudes.long_name = "latitude" ;
latitudes.standard_name = "latitude" ;
latitudes.valid_min = "-90.f";
latitudes.valid_max = "90.f" ;
latitudes.axis = "Y" ;
longitudes = self.ncfile.createVariable('longitude', float32, ('latitude','longitude',))
longitudes.units = "degree_east" ;
longitudes.long_name = "longitude" ;
longitudes.standard_name = "longitude" ;
longitudes.valid_min = "-180.f" ;
longitudes.valid_max = "180.f" ;
longitudes.axis = "X" ;
# data
latitudes[:,:] = self.coverage.read_axis_y();
longitudes[:,:] = self.coverage.read_axis_x();
if(isinstance(self.coverage, TimeCoverage) or isinstance(self.coverage, TimeLevelCoverage)):
self.ncfile.createDimension('time', None)
times = self.ncfile.createVariable('time', float64, ('time',))
times.units= 'seconds since 1970-01-01 00:00:00'
times.calendar= 'gregorian'
times.standard_name= 'time'
times.axis='T'
times.conventions = "UTC time"
times[:] = date2num(self.coverage.read_axis_t(), units = times.units, calendar = times.calendar)
if(isinstance(self.coverage, LevelCoverage) or isinstance(self.coverage, TimeLevelCoverage)):
self.ncfile.createDimension('depth', np.size(self.targetDepths))
levels = self.ncfile.createVariable('depth', float64, ('depth',))
levels.standard_name= 'depth'
levels.long_name="Positive depth"
levels.axis='Z'
levels[:] = self.targetDepths
def __init__(self, myFile):
File.__init__(self,myFile);
self.ncfile = Dataset(self.filename, 'r')
def __init__(self, myFile):
File.__init__(self,myFile);
self.metadata= {}
