[python-dtcwt] 169/497: opencl: don't initialise output to zero
Ghislain Vaillant
ghisvail-guest at moszumanska.debian.org
Tue Jul 21 18:06:01 UTC 2015
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ghisvail-guest pushed a commit to branch debian/sid
in repository python-dtcwt.
commit bfb4585be0c3f40bc24344bf0cc800ee4c771de5
Author: Rich Wareham <rjw57 at cam.ac.uk>
Date: Sat Nov 9 13:47:02 2013 +0000
opencl: don't initialise output to zero
---
dtcwt/opencl/lowlevel.py | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/dtcwt/opencl/lowlevel.py b/dtcwt/opencl/lowlevel.py
index 75da4fb..047255a 100644
--- a/dtcwt/opencl/lowlevel.py
+++ b/dtcwt/opencl/lowlevel.py
@@ -273,7 +273,7 @@ def axis_convolve_dfilter(X, h, axis=0, queue=None, output=None):
if output is None:
output_shape = list(X.shape)
output_shape[axis] >>= 1
- output = cl_array.zeros(queue, output_shape, np.float32)
+ output = cl_array.empty(queue, output_shape, np.float32)
return _apply_kernel(X, h, kern, output, axis=axis, elementstep=2)
@@ -286,7 +286,7 @@ def axis_convolve_ifilter(X, h, axis=0, queue=None, output=None):
if output is None:
output_shape = list(X.shape)
output_shape[axis] <<= 1
- output = cl_array.zeros(queue, output_shape, np.float32)
+ output = cl_array.empty(queue, output_shape, np.float32)
return _apply_kernel(X, h, kern, output, axis=axis, elementstep=0.5)
--
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