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pypocketfft
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Martin Reinecke
pypocketfft
Commits
c5ce7235
Commit
c5ce7235
authored
Apr 24, 2019
by
Martin Reinecke
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compactify
parent
46b8e3af
Changes
1
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1 changed file
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10 additions
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32 deletions
+10
-32
pocketfft.cc
pocketfft.cc
+10
-32
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pocketfft.cc
View file @
c5ce7235
...
...
@@ -317,6 +317,8 @@ template<typename T> struct cmplx {
T
r
,
i
;
cmplx
()
{}
cmplx
(
T
r_
,
T
i_
)
:
r
(
r_
),
i
(
i_
)
{}
void
Set
(
T
r_
,
T
i_
)
{
r
=
r_
;
i
=
i_
;
}
void
Set
(
T
r_
)
{
r
=
r_
;
i
=
T
(
0
);
}
cmplx
&
operator
+=
(
const
cmplx
&
other
)
{
r
+=
other
.
r
;
i
+=
other
.
i
;
return
*
this
;
}
template
<
typename
T2
>
cmplx
&
operator
*=
(
T2
other
)
...
...
@@ -2122,10 +2124,7 @@ template<typename T> void pocketfft_general_c(const shape_t &shape,
:
plan
->
backward
((
vtype
*
)
tdatav
,
fct
);
for
(
size_t
i
=
0
;
i
<
it_out
.
length
();
++
i
)
for
(
size_t
j
=
0
;
j
<
vlen
;
++
j
)
{
data_out
[
p_o
[
j
]
+
i
*
it_out
.
stride
()].
r
=
tdatav
[
i
].
r
[
j
];
data_out
[
p_o
[
j
]
+
i
*
it_out
.
stride
()].
i
=
tdatav
[
i
].
i
[
j
];
}
data_out
[
p_o
[
j
]
+
i
*
it_out
.
stride
()].
Set
(
tdatav
[
i
].
r
[
j
],
tdatav
[
i
].
i
[
j
]);
}
#endif
while
(
it_in
.
remaining
()
>
0
)
...
...
@@ -2251,28 +2250,19 @@ template<typename T> void pocketfft_general_r2c(const shape_t &shape,
tdatav
[
i
][
j
]
=
data_in
[
p_i
[
j
]
+
i
*
it_in
.
stride
()];
plan
.
forward
((
vtype
*
)
tdatav
,
fct
);
for
(
size_t
j
=
0
;
j
<
vlen
;
++
j
)
{
data_out
[
p_o
[
j
]].
r
=
tdatav
[
0
][
j
];
data_out
[
p_o
[
j
]].
i
=
0.
;
}
data_out
[
p_o
[
j
]].
Set
(
tdatav
[
0
][
j
]);
size_t
i
;
for
(
i
=
1
;
i
<
len
-
1
;
i
+=
2
)
{
size_t
io
=
(
i
+
1
)
/
2
;
for
(
size_t
j
=
0
;
j
<
vlen
;
++
j
)
{
data_out
[
p_o
[
j
]
+
io
*
it_out
.
stride
()].
r
=
tdatav
[
i
][
j
];
data_out
[
p_o
[
j
]
+
io
*
it_out
.
stride
()].
i
=
tdatav
[
i
+
1
][
j
];
}
data_out
[
p_o
[
j
]
+
io
*
it_out
.
stride
()].
Set
(
tdatav
[
i
][
j
],
tdatav
[
i
+
1
][
j
]);
}
if
(
i
<
len
)
{
size_t
io
=
(
i
+
1
)
/
2
;
for
(
size_t
j
=
0
;
j
<
vlen
;
++
j
)
{
data_out
[
p_o
[
j
]
+
io
*
it_out
.
stride
()].
r
=
tdatav
[
i
][
j
];
data_out
[
p_o
[
j
]
+
io
*
it_out
.
stride
()].
i
=
0.
;
}
data_out
[
p_o
[
j
]
+
io
*
it_out
.
stride
()].
Set
(
tdatav
[
i
][
j
]);
}
}
#endif
...
...
@@ -2283,21 +2273,12 @@ template<typename T> void pocketfft_general_r2c(const shape_t &shape,
for
(
size_t
i
=
0
;
i
<
len
;
++
i
)
tdata
[
i
]
=
d_i
[
i
*
s_i
];
plan
.
forward
(
tdata
,
fct
);
d_o
[
0
].
r
=
tdata
[
0
];
d_o
[
0
].
i
=
0.
;
d_o
[
0
].
Set
(
tdata
[
0
]);
size_t
i
;
for
(
i
=
1
;
i
<
len
-
1
;
i
+=
2
)
{
size_t
io
=
(
i
+
1
)
/
2
;
d_o
[
io
*
s_o
].
r
=
tdata
[
i
];
d_o
[
io
*
s_o
].
i
=
tdata
[
i
+
1
];
}
d_o
[((
i
+
1
)
/
2
)
*
s_o
].
Set
(
tdata
[
i
],
tdata
[
i
+
1
]);
if
(
i
<
len
)
{
size_t
io
=
(
i
+
1
)
/
2
;
d_o
[
io
*
s_o
].
r
=
tdata
[
i
];
d_o
[
io
*
s_o
].
i
=
0.
;
}
d_o
[((
i
+
1
)
/
2
)
*
s_o
].
Set
(
tdata
[
i
]);
it_in
.
advance
();
it_out
.
advance
();
}
...
...
@@ -2364,10 +2345,7 @@ template<typename T> void pocketfft_general_c2r(const shape_t &shape_out,
tdata
[
i
+
1
]
=
d_i
[
ii
*
s_i
].
i
;
}
if
(
i
<
len
)
{
size_t
ii
=
(
i
+
1
)
/
2
;
tdata
[
i
]
=
d_i
[
ii
*
s_i
].
r
;
}
tdata
[
i
]
=
d_i
[((
i
+
1
)
/
2
)
*
s_i
].
r
;
plan
.
backward
(
tdata
,
fct
);
for
(
size_t
i
=
0
;
i
<
len
;
++
i
)
d_o
[
i
*
s_o
]
=
tdata
[
i
];
...
...
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