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ift
NIFTy
Commits
1d0e22b7
Commit
1d0e22b7
authored
Sep 19, 2017
by
Martin Reinecke
Browse files
minor tweaks
parent
7c821ad1
Changes
3
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Inline
Side-by-side
nifty2go/field.py
View file @
1d0e22b7
...
...
@@ -16,7 +16,7 @@
# NIFTy is being developed at the Max-Planck-Institut fuer Astrophysik
# and financially supported by the Studienstiftung des deutschen Volkes.
from
__future__
import
division
from
__future__
import
division
,
print_function
from
builtins
import
range
import
numpy
as
np
from
.spaces.power_space
import
PowerSpace
...
...
@@ -195,8 +195,8 @@ class Field(object):
# power_space instances
for
sp
in
self
.
domain
:
if
not
sp
.
harmonic
and
not
isinstance
(
sp
,
PowerSpace
):
raise
TypeError
(
"
Field has a space in `domain` which is "
"neither harmonic nor a PowerSpace."
)
print
(
"WARNING:
Field has a space in `domain` which is "
"neither harmonic nor a PowerSpace."
)
# check if the `spaces` input is valid
if
spaces
is
None
:
...
...
nifty2go/nifty_utilities.py
View file @
1d0e22b7
...
...
@@ -48,7 +48,7 @@ def get_slice_list(shape, axes):
If axes(axis) does not match shape.
"""
if
not
shape
:
if
shap
e
is
Non
e
:
raise
ValueError
(
"shape cannot be None."
)
if
axes
:
...
...
nifty2go/operators/fft_operator/fft_operator_support.py
View file @
1d0e22b7
...
...
@@ -60,6 +60,17 @@ class RGRGTransformation(Transformation):
axes2
=
axes
[:
i
]
+
axes
[
i
+
1
:]
RGRGTransformation
.
_fill_upper_half
(
tmp
[
dim1
],
res
[
dim1
],
axes2
)
@
staticmethod
def
_fill_array
(
tmp
,
res
,
axes
):
if
axes
is
None
:
axes
=
range
(
a
.
ndim
)
lastaxis
=
axes
[
-
1
]
ntmplast
=
tmp
.
shape
[
lastaxis
]
slice1
=
[
slice
(
None
)]
*
lastaxis
+
[
slice
(
0
,
ntmplast
)]
np
.
add
(
tmp
.
real
,
tmp
.
imag
,
out
=
res
[
slice1
])
RGRGTransformation
.
_fill_upper_half
(
tmp
,
res
,
axes
)
return
res
@
staticmethod
def
_hartley
(
a
,
axes
=
None
):
# Check if the axes provided are valid given the shape
...
...
@@ -71,15 +82,7 @@ class RGRGTransformation(Transformation):
if
issubclass
(
a
.
dtype
.
type
,
np
.
complexfloating
):
raise
TypeError
(
"Hartley tansform requires real-valued arrays."
)
tmp
=
rfftn
(
a
,
axes
=
axes
)
res
=
np
.
empty_like
(
a
)
if
axes
is
None
:
axes
=
range
(
a
.
ndim
)
lastaxis
=
axes
[
-
1
]
ntmplast
=
tmp
.
shape
[
lastaxis
]
slice1
=
[
slice
(
None
)]
*
lastaxis
+
[
slice
(
0
,
ntmplast
)]
np
.
add
(
tmp
.
real
,
tmp
.
imag
,
out
=
res
[
slice1
])
RGRGTransformation
.
_fill_upper_half
(
tmp
,
res
,
axes
)
return
res
return
RGRGTransformation
.
_fill_array
(
tmp
,
np
.
empty_like
(
a
),
axes
)
def
transform
(
self
,
val
,
axes
=
None
):
"""
...
...
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