def __init__(self, kaq, Haq, c, z, npor, ltype):
# All input variables are numpy arrays
# That should be checked outside this function
self.elementlist = []
self.elementdict = {}
self.aq = Aquifer(self, kaq, Haq, c, z, npor, ltype)
self.modelname = 'ml' # Used for writing out input
def __init__(self, kaq, Haq, c, z, npor, ltype, aqnumber):
# All input variables are numpy arrays
# That should be checked outside this function
self.elementlist = []
self.elementdict = {}
self.aq = Aquifer(self, kaq, Haq, c, z, npor, ltype, aqnumber)
self.modelname = 'ml' # Used for writing out input
class ModelBase:
def __init__(self, kaq, Haq, c, z, npor, ltype):
# All input variables are numpy arrays
# That should be checked outside this function
self.elementlist = []
self.elementdict = {}
self.aq = Aquifer(self, kaq, Haq, c, z, npor, ltype)
self.modelname = 'ml' # Used for writing out input
def initialize(self):
# remove inhomogeneity elements (they are added again)
self.elementlist = [e for e in self.elementlist if not e.inhomelement]
self.aq.initialize()
for e in self.elementlist:
e.initialize()
def add_element(self, e):
self.elementlist.append(e)
if e.label is not None: self.elementdict[e.label] = e
def remove_element(self, e):
if e.label is not None: self.elementdict.pop(e.label)
self.elementlist.remove(e)
def storeinput(self, frame):
self.inputargs, _, _, self.inputvalues = inspect.getargvalues(frame)
def potential(self, x, y, aq=None):
if aq is None: aq = self.aq.find_aquifer_data(x, y)
pot = np.zeros(aq.Naq)
for e in aq.elementlist:
pot += e.potential(x, y, aq)
rv = np.sum(pot * aq.eigvec, 1)
if aq.ltype[0] == 'l':
rv += aq.constantstar.potstar # potential for head above leaky layer
return rv
def disvec(self, x, y, aq=None):
if aq is None: aq = self.aq.find_aquifer_data(x, y)
rv = np.zeros((2, aq.Naq))
for e in aq.elementlist:
rv += e.disvec(x, y, aq)
rv = np.sum(rv[:, np.newaxis, :] * aq.eigvec, 2)
return rv
def head(self, x, y, layers=None, aq=None):
if aq is None: aq = self.aq.find_aquifer_data(x, y)
rv = self.potential(x, y, aq) / aq.T
if layers is None:
return rv
else:
return rv[layers]
def headgrid(self, xg, yg, layers=None, printrow=False):
'''Returns h[Nlayers,ny,nx]. If layers is None, all layers are returned'''
nx, ny = len(xg), len(yg)
if layers is None:
Nlayers = self.aq.find_aquifer_data(xg[0], yg[0]).Naq
else:
Nlayers = len(np.atleast_1d(layers))
h = np.empty((Nlayers, ny, nx))
for j in range(ny):
if printrow:
print str(j) + ' ',
sys.stdout.flush(
) # Can be replaced with print with flush in Python 3.3
for i in range(nx):
h[:, j, i] = self.head(xg[i], yg[j], layers)
if printrow:
print
sys.stdout.flush(
) # Can be replaced with print with flush in Python 3.3
return h
def headgrid2(self, x1, x2, nx, y1, y2, ny, layers=None, printrow=False):
'''Returns h[Nlayers,ny,nx]. If layers is None, all layers are returned'''
xg, yg = np.linspace(x1, x2, nx), np.linspace(y1, y2, ny)
return self.headgrid(xg, yg, layers=layers, printrow=printrow)
def headalongline(self, x, y, layers=None):
'''Returns head[Nlayers,len(x)]
Assumes same number of layers for each x and y
layers may be None or list of layers for which head is computed'''
xg, yg = np.atleast_1d(x), np.atleast_1d(y)
if layers is None:
Nlayers = self.aq.find_aquifer_data(xg[0], yg[0]).Naq
else:
Nlayers = len(np.atleast_1d(layers))
nx = len(xg)
if len(yg) == 1:
yg = yg * np.ones(nx)
h = np.zeros((Nlayers, nx))
for i in range(nx):
h[:, i] = self.head(xg[i], yg[i], layers)
return h
def solve(self, printmat=0, sendback=0, silent=False):
'''Compute solution'''
# Initialize elements
self.initialize()
# Compute number of equations
self.Neq = np.sum([e.Nunknowns for e in self.elementlist])
if self.Neq == 0: return
if silent is False:
print 'Number of elements, Number of equations:', len(
self.elementlist), ',', self.Neq
if self.Neq == 0:
if silent is False: print 'No unknowns. Solution complete'
return
mat = np.empty((self.Neq, self.Neq))
rhs = np.empty(self.Neq)
ieq = 0
for e in self.elementlist:
if e.Nunknowns > 0:
mat[ieq:ieq + e.Nunknowns, :], rhs[ieq:ieq +
e.Nunknowns] = e.equation()
ieq += e.Nunknowns
if silent is False: print '.',
sys.stdout.flush(
) # Can be replaced with print with flush in Python 3.3
if printmat:
return mat, rhs
sol = np.linalg.solve(mat, rhs)
icount = 0
for e in self.elementlist:
if e.Nunknowns > 0:
e.setparams(sol[icount:icount + e.Nunknowns])
icount += e.Nunknowns
if silent is False:
print # needed cause the dots are printed
print 'solution complete'
elif (silent == 'dot') or (silent == '.'):
print '.',
sys.stdout.flush(
) # Can be replaced with print with flush in Python 3.3
if sendback:
return sol
return
class ModelBase:
def __init__(self, kaq, Haq, c, z, npor, ltype, aqnumber):
# All input variables are numpy arrays
# That should be checked outside this function
self.elementlist = []
self.elementdict = {}
self.aq = Aquifer(self, kaq, Haq, c, z, npor, ltype, aqnumber)
self.modelname = 'ml' # Used for writing out input
def initialize(self):
# remove inhomogeneity elements (they are added again)
self.elementlist = [e for e in self.elementlist if not e.inhomelement]
self.aq.initialize()
for e in self.elementlist:
e.initialize()
def add_element(self, e):
self.elementlist.append(e)
if e.label is not None: self.elementdict[e.label] = e
def remove_element(self, e):
if e.label is not None: self.elementdict.pop(e.label)
self.elementlist.remove(e)
def storeinput(self, frame):
self.inputargs, _, _, self.inputvalues = inspect.getargvalues(frame)
def potential(self, x, y, aq=None):
if aq is None: aq = self.aq.find_aquifer_data(x, y)
pot = np.zeros(aq.Naq)
for e in aq.elementlist:
pot += e.potential(x, y, aq)
rv = np.sum(pot * aq.eigvec, 1)
if aq.ltype[0] == 'l':
# potential for head above leaky layer
rv += aq.constantstar.potstar
return rv
def disvec(self, x, y, aq=None):
if aq is None: aq = self.aq.find_aquifer_data(x, y)
rv = np.zeros((2, aq.Naq))
for e in aq.elementlist:
rv += e.disvec(x, y, aq)
rv = np.sum(rv[:, np.newaxis, :] * aq.eigvec, 2)
return rv
def head(self, x, y, layers=None, aq=None):
if aq is None: aq = self.aq.find_aquifer_data(x, y)
rv = self.potential(x, y, aq) / aq.T
if layers is None:
return rv
else:
return rv[layers]
def headgrid(self, xg, yg, layers=None, printrow=False):
'''Returns h[Nlayers,ny,nx].
If layers is None, all layers are returned'''
nx, ny = len(xg), len(yg)
if layers is None:
Nlayers = self.aq.find_aquifer_data(xg[0], yg[0]).Naq
else:
Nlayers = len(np.atleast_1d(layers))
h = np.empty((Nlayers, ny, nx))
for j in range(ny):
if printrow:
print str(j) + ' ',
# Can be replaced with print with flush in Python 3.3
sys.stdout.flush()
for i in range(nx):
h[:, j, i] = self.head(xg[i], yg[j], layers)
if printrow:
print
# Can be replaced with print with flush in Python 3.3
sys.stdout.flush()
return h
def headgrid2(self, x1, x2, nx, y1, y2, ny, layers=None, printrow=False):
'''Returns h[Nlayers,ny,nx]. If layers is None, all layers are returned'''
xg, yg = np.linspace(x1, x2, nx), np.linspace(y1, y2, ny)
return self.headgrid(xg, yg, layers=layers, printrow=printrow)
def headalongline(self, x, y, layers=None):
'''Returns head[Nlayers,len(x)]
Assumes same number of layers for each x and y
layers may be None or list of layers for which head is computed'''
xg, yg = np.atleast_1d(x), np.atleast_1d(y)
if layers is None:
Nlayers = self.aq.find_aquifer_data(xg[0], yg[0]).Naq
else:
Nlayers = len(np.atleast_1d(layers))
nx = len(xg)
if len(yg) == 1:
yg = yg * np.ones(nx)
h = np.zeros((Nlayers, nx))
for i in range(nx):
h[:, i] = self.head(xg[i], yg[i], layers)
return h
def velocity(self, x, y, z, aq=None):
if aq is None: aq = self.aq.find_aquifer_data(x, y)
assert z < aq.z[0] and z > aq.z[-1], "z value not inside aquifer"
h = self.head(x, y, aq=aq)
aqnumber = aq.findlayer(z)
if aqnumber >= 0:
# TO DO: aqnumber 0 is ambiguous
pass
def solve(self, printmat=0, sendback=0, silent=False):
'''Compute solution'''
# Initialize elements
self.initialize()
# Compute number of equations
self.Neq = np.sum([e.Nunknowns for e in self.elementlist])
if self.Neq == 0: return
if silent is False:
print 'Number of elements, Number of equations:', len(
self.elementlist), ',', self.Neq
if self.Neq == 0:
if silent is False: print 'No unknowns. Solution complete'
return
mat = np.empty((self.Neq, self.Neq))
rhs = np.empty(self.Neq)
ieq = 0
for e in self.elementlist:
if e.Nunknowns > 0:
mat[ieq:ieq + e.Nunknowns, :], rhs[ieq:ieq + e.Nunknowns] = \
e.equation()
ieq += e.Nunknowns
if silent is False: print '.',
sys.stdout.flush() # Can be replaced with print with flush in Python 3.3
if printmat:
return mat, rhs
sol = np.linalg.solve(mat, rhs)
icount = 0
for e in self.elementlist:
if e.Nunknowns > 0:
e.setparams(sol[icount:icount + e.Nunknowns])
icount += e.Nunknowns
if silent is False:
print # needed cause the dots are printed
print 'solution complete'
elif (silent == 'dot') or (silent == '.'):
print '.',
sys.stdout.flush() # Can be replaced with print with flush in Python 3.3
if sendback:
return sol
return