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Fix a bug transform_matrix_offset_center #855

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Merged
merged 5 commits into from
Sep 30, 2018

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2wins
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@2wins 2wins commented Sep 29, 2018

  • calculation of offset: sign error

Checklist

  • I've tested that my changes are compatible with the latest version of Tensorflow.
  • I've read the Contribution Guidelines
  • I've updated the documentation if necessary.

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@DEKHTIARJonathan DEKHTIARJonathan self-requested a review September 29, 2018 11:18
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Add the PR number in the Changelog 👍

@DEKHTIARJonathan
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@zsdonghao if it is good to you, you can approve & merge ;)

@@ -1719,8 +1719,8 @@ def transform_matrix_offset_center(matrix, x, y):
- See ``tl.prepro.rotation``, ``tl.prepro.shear``, ``tl.prepro.zoom``.

"""
o_x = float(x) / 2 + 0.5
o_y = float(y) / 2 + 0.5
o_x = (x - 1) / 2
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In python2, it doesn't work.
Still need (x - 1) / 2.0

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Ah, it's my mistake!

@DEKHTIARJonathan DEKHTIARJonathan merged commit 0f688f0 into tensorlayer:master Sep 30, 2018
@DEKHTIARJonathan DEKHTIARJonathan deleted the bug-fix branch September 30, 2018 17:43
luomai pushed a commit that referenced this pull request Nov 21, 2018
* Fix a bug `transform_matrix_offset_center`

- calculation of offset: sign error

* Update CHANGELOG.md

* Add PR number

* minor modification

* minor modification
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4 participants