コード例 #1
0
 def testSanity(self):
     """cigaxg(cxgaig(n))==n for all n"""
     for name, proj, dims, xg, ig in self.knownValues:
         xgout = rmn.cigaxg(proj, ig[0], ig[1], ig[2], ig[3])
         igout = rmn.cxgaig(proj, xgout[0], xgout[1], xgout[2], xgout[3])
         self.assertEqual(igout, ig,
                          name + igout.__repr__() + xgout.__repr__())
コード例 #2
0
 def setIG_L(self,gp):
     ig1234 = rmn.cxgaig(gp['grtyp'],gp['lat0'],gp['lon0'],
                         gp['dlat'],gp['dlon'])
     gp['ig1'] = ig1234[0]
     gp['ig2'] = ig1234[1]
     gp['ig3'] = ig1234[2]
     gp['ig4'] = ig1234[3]
     return gp
コード例 #3
0
 def setIG_L(self,gp):
     ig1234 = rmn.cxgaig(gp['grtyp'],gp['lat0'],gp['lon0'],
                         gp['dlat'],gp['dlon'])
     gp['ig1'] = ig1234[0]
     gp['ig2'] = ig1234[1]
     gp['ig3'] = ig1234[2]
     gp['ig4'] = ig1234[3]
     return gp
コード例 #4
0
def cxgaig(grtyp, xg1, xg2, xg3, xg4):
    """Encode grid descriptors (Interface to cxgaig)
    (ig1, ig2, ig3, ig4) = Fstdc.cxgaig(grtyp, xg1, xg2, xg3, xg4) 
    @param ...TODO...
    @return (ig1, ig2, ig3, ig4)
    @exception TypeError
    @exception Fstdc.error
    """
    try:
        return _rmn.cxgaig(grtyp, xg1, xg2, xg3, xg4)
    except:
        raise error("")
コード例 #5
0
ファイル: Fstdc.py プロジェクト: guziy/python-rpn
def cxgaig(grtyp, xg1, xg2, xg3, xg4):
    """Encode grid descriptors (Interface to cxgaig)
    (ig1, ig2, ig3, ig4) = Fstdc.cxgaig(grtyp, xg1, xg2, xg3, xg4) 
    @param ...TODO...
    @return (ig1, ig2, ig3, ig4)
    @exception TypeError
    @exception Fstdc.error
    """
    try:
        return _rmn.cxgaig(grtyp, xg1, xg2, xg3, xg4)
    except:
        raise error("")
コード例 #6
0
 def test_fstecr_fstluk_order(self):
     rmn.fstopt(rmn.FSTOP_MSGLVL, rmn.FSTOPI_MSG_CATAST)
     fname = '__rpnstd__testfile2__.fst'
     try:
         os.unlink(fname)
     except:
         pass
     funit = rmn.fstopenall(fname, rmn.FST_RW)
     (ig1, ig2, ig3, ig4) = rmn.cxgaig(self.grtyp, self.xg14[0],
                                       self.xg14[1], self.xg14[2],
                                       self.xg14[3])
     (ni, nj) = (90, 45)
     la = rmn.FST_RDE_META_DEFAULT.copy()
     la.update({
         'nomvar': 'LA',
         'typvar': 'C',
         'ni': ni,
         'nj': nj,
         'nk': 1,
         'grtyp': self.grtyp,
         'ig1': ig1,
         'ig2': ig2,
         'ig3': ig3,
         'ig4': ig4
     })
     lo = la.copy()
     lo['nomvar'] = 'LO'
     #Note: For the order to be ok in the FSTD file, order='FORTRAN' is mandatory
     la['d'] = np.empty((ni, nj), dtype=np.float32, order='FORTRAN')
     lo['d'] = np.empty((ni, nj), dtype=np.float32, order='FORTRAN')
     for j in range(nj):
         for i in range(ni):
             lo['d'][i, j] = 100. + float(i)
             la['d'][i, j] = float(j)
     rmn.fstecr(funit, la['d'], la)
     rmn.fstecr(funit, lo)
     rmn.fstcloseall(funit)
     funit = rmn.fstopenall(fname, rmn.FST_RW)
     kla = rmn.fstinf(funit, nomvar='LA')['key']
     la2 = rmn.fstluk(kla)  #,rank=2)
     klo = rmn.fstinf(funit, nomvar='LO')['key']
     lo2 = rmn.fstluk(klo)  #,rank=2)
     rmn.fstcloseall(funit)
     try:
         os.unlink(fname)
     except:
         pass
     self.assertTrue(np.isfortran(la2['d']))
     self.assertTrue(np.isfortran(lo2['d']))
     self.assertFalse(np.any(np.fabs(la2['d'] - la['d']) > self.epsilon))
     self.assertFalse(np.any(np.fabs(lo2['d'] - lo['d']) > self.epsilon))
コード例 #7
0
 def test_fstecr_fstluk_order(self):
     rmn.fstopt(rmn.FSTOP_MSGLVL,rmn.FSTOPI_MSG_CATAST)
     fname = '__rpnstd__testfile2__.fst'
     try:
         os.unlink(fname)
     except:
         pass
     funit = rmn.fstopenall(fname,rmn.FST_RW)
     (ig1,ig2,ig3,ig4) = rmn.cxgaig(self.grtyp,self.xg14[0],self.xg14[1],self.xg14[2],self.xg14[3])
     (ni,nj) = (90,45)
     la = rmn.FST_RDE_META_DEFAULT.copy()
     la.update(
         {'nomvar' : 'LA',
          'typvar' : 'C',
          'ni' : ni,
          'nj' : nj,
          'nk' : 1,
          'grtyp' : self.grtyp,
          'ig1' : ig1,
          'ig2' : ig2,
          'ig3' : ig3,
          'ig4' : ig4
          }
         )
     lo = la.copy()
     lo['nomvar'] = 'LO'
     #Note: For the order to be ok in the FSTD file, order='FORTRAN' is mandatory
     la['d'] = np.empty((ni,nj),dtype=np.float32,order='FORTRAN')
     lo['d'] = np.empty((ni,nj),dtype=np.float32,order='FORTRAN')
     for j in xrange(nj):
         for i in xrange(ni):
             lo['d'][i,j] = 100.+float(i)        
             la['d'][i,j] = float(j)
     rmn.fstecr(funit,la['d'],la)
     rmn.fstecr(funit,lo)
     rmn.fstcloseall(funit)
     funit = rmn.fstopenall(fname,rmn.FST_RW)
     kla = rmn.fstinf(funit,nomvar='LA')['key']
     la2 = rmn.fstluk(kla)#,rank=2)
     klo = rmn.fstinf(funit,nomvar='LO')['key']
     lo2 = rmn.fstluk(klo)#,rank=2)
     rmn.fstcloseall(funit)
     try:
         os.unlink(fname)
     except:
         pass
     self.assertTrue(np.isfortran(la2['d']))
     self.assertTrue(np.isfortran(lo2['d']))
     self.assertFalse(np.any(np.fabs(la2['d'] - la['d']) > self.epsilon))
     self.assertFalse(np.any(np.fabs(lo2['d'] - lo['d']) > self.epsilon))
コード例 #8
0
 def setIG_ZE(self,gp,offx=0):
     ig1234 = rmn.cxgaig(gp['grref'],gp['xlat1'],gp['xlon1'],
                         gp['xlat2'],gp['xlon2'])
     gp['ig1ref'] = ig1234[0]
     gp['ig2ref'] = ig1234[1]
     gp['ig3ref'] = ig1234[2]
     gp['ig4ref'] = ig1234[3]
     gp['ig1'] = ig1234[0]
     gp['ig2'] = ig1234[1]
     gp['ig3'] = ig1234[2]
     gp['ig4'] = ig1234[3]
     ## if offx: offx=1
     ## gp['ig1'] = 123+offx
     ## gp['ig2'] = 231+offx
     ## gp['ig3'] = 312+offx
     ## gp['ig4'] = 0
     return gp
コード例 #9
0
 def setIG_ZE(self,gp,offx=0):
     ig1234 = rmn.cxgaig(gp['grref'],gp['xlat1'],gp['xlon1'],
                         gp['xlat2'],gp['xlon2'])
     gp['ig1ref'] = ig1234[0]
     gp['ig2ref'] = ig1234[1]
     gp['ig3ref'] = ig1234[2]
     gp['ig4ref'] = ig1234[3]
     gp['ig1'] = ig1234[0]
     gp['ig2'] = ig1234[1]
     gp['ig3'] = ig1234[2]
     gp['ig4'] = ig1234[3]
     ## if offx: offx=1
     ## gp['ig1'] = 123+offx
     ## gp['ig2'] = 231+offx
     ## gp['ig3'] = 312+offx
     ## gp['ig4'] = 0
     return gp
コード例 #10
0
 def create_basefile(self):
     """create a basic test file for RPNFile tests"""
     self.erase_testfile()
     funit = rmn.fstopenall(self.fname, rmn.FST_RW)
     (ig1, ig2, ig3, ig4) = rmn.cxgaig(self.grtyp, self.xg14[0],
                                       self.xg14[1], self.xg14[2],
                                       self.xg14[3])
     self.la = rmn.FST_RDE_META_DEFAULT.copy()
     self.la.update({
         'nomvar': 'LA',
         'typvar': 'C',
         'ni': self.lad.shape[0],
         'nj': self.lad.shape[1],
         'nk': 1,
         'grtyp': self.grtyp,
         'ig1': ig1,
         'ig2': ig2,
         'ig3': ig3,
         'ig4': ig4,
         'd': self.lad
     })
     rmn.fstecr(funit, self.la['d'], self.la)
     self.lo = rmn.FST_RDE_META_DEFAULT.copy()
     self.lo.update({
         'nomvar': 'LO',
         'typvar': 'C',
         'ni': self.lod.shape[0],
         'nj': self.lod.shape[1],
         'nk': 1,
         'grtyp': self.grtyp,
         'ig1': ig1,
         'ig2': ig2,
         'ig3': ig3,
         'ig4': ig4,
         'd': self.lod
     })
     rmn.fstecr(funit, self.lo['d'], self.lo)
     rmn.fstcloseall(funit)
     return (self.la, self.lo)
コード例 #11
0
 def create_basefile(self):
     """create a basic test file for RPNFile tests"""
     self.erase_testfile()
     funit = rmn.fstopenall(self.fname,rmn.FST_RW)
     (ig1,ig2,ig3,ig4) = rmn.cxgaig(self.grtyp,self.xg14[0],self.xg14[1],self.xg14[2],self.xg14[3])
     self.la = rmn.FST_RDE_META_DEFAULT.copy()
     self.la.update(
         {'nomvar' : 'LA',
          'typvar' : 'C',
          'ni' : self.lad.shape[0],
          'nj' : self.lad.shape[1],
          'nk' : 1,
          'grtyp' : self.grtyp,
          'ig1' : ig1,
          'ig2' : ig2,
          'ig3' : ig3,
          'ig4' : ig4,
          'd'   : self.lad}
         )
     rmn.fstecr(funit,self.la['d'],self.la)
     self.lo = rmn.FST_RDE_META_DEFAULT.copy()
     self.lo.update(
         {'nomvar' : 'LO',
          'typvar' : 'C',
          'ni' : self.lod.shape[0],
          'nj' : self.lod.shape[1],
          'nk' : 1,
          'grtyp' : self.grtyp,
          'ig1' : ig1,
          'ig2' : ig2,
          'ig3' : ig3,
          'ig4' : ig4,
          'd'   : self.lod}
         )
     rmn.fstecr(funit,self.lo['d'],self.lo)
     rmn.fstcloseall(funit)
     return (self.la,self.lo)
コード例 #12
0
 def testCxgaigKnownValues(self):
     """Cxgaig should give known result with known input"""
     for name, proj, dims, xg, ig in self.knownValues:
         igout = rmn.cxgaig(proj, xg[0], xg[1], xg[2], xg[3])
         self.assertEqual(igout, ig, name + igout.__repr__())