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Commit 080116da authored by csongor's avatar csongor
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Fixed map-ings in nifty_field

parent 89729ee5
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Showing with 38 additions and 62 deletions
nifty_core.py
View file @ 080116da
......@@ -1203,8 +1203,6 @@ class point_space(space):
dot : scalar
Inner product of the two arrays.
"""
x = self.cast(x)
y = self.cast(y)
result = x.vdot(y)
......
nifty_field.py
View file @ 080116da
......@@ -214,10 +214,9 @@ class field(object):
if kwargs == {}:
val = self.cast(0)
else:
val = map(lambda z: self.get_random_values(domain=self.domain,
codomain=z,
**kwargs),
self.codomain)
val = self.get_random_values(domain=self.domain,
codomain=self.codomain,
**kwargs)
self.set_val(new_val=val, copy=copy)
def _get_dtype_from_domain(self, domain=None):
......@@ -290,30 +289,15 @@ class field(object):
self.codomain = codomain
return codomain
def get_random_values(self, **kwargs):
def get_random_values(self, domain=None, codomain=None, **kwargs):
raise NotImplementedError(about._errors.cstring(
"ERROR: no generic instance method 'enforce_power'."))
def __len__(self):
return int(self.get_dim()[0])
def apply_scalar_function(self, function, inplace=False):
if inplace:
working_field = self
else:
working_field = self.copy_empty()
data_object = map(
lambda z: self.domain.apply_scalar_function(z, function, inplace),
self.get_val())
working_field.set_val(data_object)
return working_field
def copy(self, domain=None, codomain=None):
copied_val = map(
lambda z: self.domain.unary_operation(z, op='copy'),
self.get_val())
def copy(self, domain=None, codomain=None, **kwargs):
copied_val = self._unary_operation(self.get_val(), op='copy', **kwargs)
new_field = self.copy_empty(domain=domain, codomain=codomain)
new_field.set_val(new_val=copied_val)
return new_field
......@@ -369,9 +353,7 @@ class field(object):
"""
if new_val is not None:
if copy:
new_val = map(
lambda z: self.unary_operation(z, 'copy'),
new_val)
new_val = self.unary_operation(new_val, op='copy')
self.val = self.cast(new_val)
return self.val
......@@ -424,9 +406,6 @@ class field(object):
else:
return dim
def _map(self, function, *args):
return utilities.field_map(self.get_shape(), function, *args)
def cast(self, x=None, dtype=None):
if dtype is not None:
dtype = np.dtype(dtype)
......@@ -571,7 +550,7 @@ class field(object):
self.codomain = new_codomain
return self.codomain
def weight(self, power=1, overwrite=False):
def weight(self, new_val=None, power=1, overwrite=False):
"""
Returns the field values, weighted with the volume factors to a
given power. The field values will optionally be overwritten.
......@@ -597,8 +576,12 @@ class field(object):
else:
new_field = self.copy_empty()
new_val = map(lambda y: self.domain.calc_weight(y, power=power),
self.get_val())
if new_val is None:
new_val = self.get_val()
for ind, space in self.domain:
new_val = space.calc_weigth(new_val, power=power,
axis=self._axis_list[ind])
new_field.set_val(new_val=new_val)
return new_field
......@@ -662,20 +645,11 @@ class field(object):
# Case 3: x is something else
else:
# Cast the input in order to cure dtype and shape differences
casted_x = self._cast_to_ishape(x)
casted_x = self.cast(x)
# Compute the dot respecting the fact of discrete/continous spaces
if self.domain.discrete or bare:
result = map(
lambda z1, z2: self.domain.calc_dot(z1, z2),
self.get_val(),
casted_x)
else:
result = map(
lambda z1, z2: self.domain.calc_dot(
self.domain.calc_weight(z1, power=1),
z2),
self.get_val(), casted_x)
if not (np.isreal(self.get_val()) or bare):
casted_x = self.weight(casted_x, power=1)
result = self.get_val().dot(casted_x)
return np.sum(result, axis=axis)
def vdot(self, *args, **kwargs):
......@@ -734,9 +708,11 @@ class field(object):
else:
work_field = self.copy_empty()
new_val = map(
lambda z: self.domain.unary_operation(z, 'conjugate'),
self.get_val())
new_val = self.get_val()
for ind, space in self.domain:
new_val = space.unary_operation(new_val, op='conjugate',
axis=self._axis_list[ind])
work_field.set_val(new_val=new_val)
return work_field
......@@ -779,10 +755,10 @@ class field(object):
else:
assert (new_domain.check_codomain(new_codomain))
new_val = map(
lambda z: self.domain.calc_transform(
z, codomain=new_domain, **kwargs),
self.get_val())
new_val = self.get_val()
for ind, space in self.domain:
new_val = space.calc_transform(new_val, codomain=new_domain,
axis=self._axis_list[ind], **kwargs)
if overwrite:
return_field = self
......@@ -825,9 +801,10 @@ class field(object):
else:
new_field = self.copy_empty()
new_val = map(
lambda z: self.domain.calc_smooth(z, sigma=sigma, **kwargs),
self.get_val())
new_val = self.get_val()
for ind, space in self.domain:
new_val = space.calc_smooth(new_val, sigma=sigma,
axis=self._axis_list[ind], **kwargs)
new_field.set_val(new_val=new_val)
return new_field
......@@ -875,10 +852,12 @@ class field(object):
kwargs.__delitem__("codomain")
about.warnings.cprint("WARNING: codomain was removed from kwargs.")
power_spectrum = map(
lambda z: self.domain.calc_power(z, codomain=self.codomain,
**kwargs),
self.get_val())
power_spectrum = self.get_val()
for ind, space in self.domain:
power_spectrum = space.calc_smooth(power_spectrum,
codomain=self.codomain,
axis=self._axis_list[ind],
**kwargs)
return power_spectrum
......@@ -908,8 +887,7 @@ class field(object):
The new diagonal operator instance.
"""
any_zero_Q = map(lambda z: (z == 0).any(), self.get_val())
any_zero_Q = np.any(any_zero_Q)
any_zero_Q = np.any(map(lambda z: (z == 0), self.get_val()))
if any_zero_Q:
raise AttributeError(
about._errors.cstring("ERROR: singular operator."))
......
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