def doStuff(self):
self.outputGrid = np.zeros( ( len( self.years) * len( self.months),\
self.nYOut, self.nXOut ), np.float32 )
count = 0
for self.year in self.years:
self.leap = isLeap(self.year)
for self.month in self.months:
outputCount = np.zeros( ( self.nYOut, self.nXOut ), np.float32 )
inputGrid = np.zeros( ( self.nYOut, self.nXOut ), np.uint16 )
for self.day in daysAsNumbers( self.month, self.leap ):
self.inputGrid = self.readInput()
sliced = self.takeASlice()
inputGrid += np.where( sliced< 255,\
sliced, 0)
outputCount += np.where( sliced < 255,\
1.0, 0.0)
self.outputGrid[ count, :, : ] = \
np.where( outputCount > 0, \
inputGrid.astype( np.float32)/\
outputCount / 200.0, -999.0)
count += 1
self.writeCDF()
def mkTimeStamp(self):
self.timeStamp = []
for year in self.years:
if isLeap( year):
nDaysYear = 366.0
else:
nDaysYear = 365.0
daysSoFar = 1.0
for month in self.months():
if month in [ '01', '02', '11', '12']:
daysSoFar += \
len(daysAsNumbers(month,isLeap( year)))
else:
for day in xrange( len( \
daysAsNumbers(month, isLeap( int(year)) ))):
self.timeStamp.append( year + str( daysSoFar / nDaysYear)[1:7])
daysSoFar += 1.0
def doStuff(self):
self.outputGrid = np.zeros( ( self.nTimesIn, self.nYOut, \
self.nXOut ), np.uint8 )
count = 0
for self.year in self.years:
self.leap = isLeap(self.year)
for self.month in self.months:
for self.day in daysAsNumbers( self.month, self.leap ):
self.inputGrid = self.readInput()
print( self.outputGrid[ count, :, : ].shape)
print( self.takeASlice().shape)
self.outputGrid[ count, :, : ] = self.takeASlice()
count += 1
self.writeCDF()
def doStuff(self):
if self.fromScratch:
self.readPoints()
self.readPdef()
self.allLST = self.outputArrayBig.copy()
self.allCount = self.outputArrayBig.copy()
self.tAirVec = np.zeros( ( self.nTimesIn,\
len( self.points) ))
self.tAir = self.outputArray.copy()
count = 0
for self.year in self.years:
leap = isLeap(self.year)
for self.month in self.months:
for self.day in daysAsNumbers( self.month, leap ):
## ##
## ##
outputGrid, outputCount, \
forestGrid, forestCount,\
urbanGrid, urbanCount,\
cropGrid, cropCount,\
otherGrid, otherCount\
= self.readInput()
if outputGrid.max() > 0.0:
self.allLST[count, :, :] += np.where( outputGrid > 0.0,\
outputGrid, 0.0)
self.allCount[count, :, :] += np.where( outputGrid > 0.0,\
1.0, 0.0)
self.tAirVec[count, :] = self.readTair()
## printUsual( self.tAirVec[count, :])
count += 1
self.regridTair()
self.writeTairCDF()
self.allLST = self.allLST / self.allCount
self.writeModisCDF()
forestGrid = np.zeros( ( p.nTimesIn, p.nYOut, p.nXOut ), np.float32 )
forestCount = np.zeros( ( p.nTimesIn, p.nYOut, p.nXOut ), np.float32 )
urbanGrid = np.zeros( ( p.nTimesIn, p.nYOut, p.nXOut ), np.float32 )
urbanCount = np.zeros( ( p.nTimesIn, p.nYOut, p.nXOut ), np.float32 )
cropGrid = np.zeros( ( p.nTimesIn, p.nYOut, p.nXOut ), np.float32 )
cropCount = np.zeros( ( p.nTimesIn, p.nYOut, p.nXOut ), np.float32 )
otherGrid = np.zeros( ( p.nTimesIn, p.nYOut, p.nXOut ), np.float32 )
otherCount = np.zeros( ( p.nTimesIn, p.nYOut, p.nXOut ), np.float32 )
count = 0
for year in p.years:
leap = isLeap(year)
for month in p.months:
for day in daysAsNumbers( month, leap ):
##
##
print( count, p.nTimesIn)
outputGrid[ count, :, : ], outputCount[ count, :, : ],\
forestGrid[ count, :, : ], forestCount[ count, :, : ],\
urbanGrid[ count, :, : ], urbanCount[ count, :, : ],\
cropGrid[ count, :, : ], cropCount[ count, :, : ],\
otherGrid[ count, :, : ], otherCount[ count, :, : ]\
= readInput()
def gridData(self):
##
## All Graham's files have the same start and end with
## a combination of year and month in the middle
prefix = "Tair_EIHDEC_land_"
suffix = ".nc"
##
self.nDaysTotal = 0
for year in self.years:
self.griddedData[year] = {}
for month in xrange(len(self.months)):
## for month in xrange( 1):
self.griddedData[year][month] = []
fName = self.dataRoot + \
prefix + year + self.months[month] + suffix
print( fName)
## Does the file exist?
try:
fid = Dataset( fName, "r")
##
## This will go in the try when it works
##
nDays = len(daysAsNumbers( self.months[month],\
isLeap( int(year))))
localArray = np.zeros( (nDays, self.nYOut, self.nXOut)) - 999.0
##
for day in xrange( nDays):
self.nDaysTotal += 1
## there are eight timesteps in a day
## 0000 0300 0600 0900 1200 1500 1800 2100
### 0 1 2 3 4 5 6 7
## and we are interested in the
##
## 0600, 0900 and 1200 steps.
startTime = day * 8 + 3
for point in xrange( len(self.mapping)):
##
## read the values in locally to make it explicit
inputVar = fid.variables["Tair"][ startTime: startTime + 3,self.mapping[point][4]]
##
## every three hours (the timestep of the input data) corresponds to 45 deg Longitude
## if the longitude is 0.0E then the required value is the mean of the 0900 and 1200
## values
weight = 0.5 + self.mapping[point][3] / 45.0
if self.mapping[point][3] <= 22.5:
localArray[ day, self.mapping[point][0],\
self.mapping[point][1]] = \
inputVar[1] * weight + \
inputVar[2] * (1.0 - weight)
else:
weight = weight - np.fix( weight)
localArray[ day, self.mapping[point][0],\
self.mapping[point][1]] = \
inputVar[1] * ( 1.0- weight ) + \
inputVar[0] * weight
self.griddedData[year][month] = np.flipud(localArray)
## print( year, month, self.griddedData[year][month].shape)
fid.close()
except:
print( "file not found")
