[yt-svn] commit/yt: ngoldbaum: Do not use logarithmic colorbar scaling if data is filled with NaNs.

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1 new commit in yt:

https://bitbucket.org/yt_analysis/yt/commits/9d49401f21e7/
Changeset:   9d49401f21e7
Branch:      yt-3.0
User:        ngoldbaum
Date:        2014-06-24 00:18:01
Summary:     Do not use logarithmic colorbar scaling if data is filled with NaNs.
Affected #:  1 file

diff -r 90a72476866588cb0f92183e4f63daaef4f729ea -r 9d49401f21e703885835e9c01ff7295bdafadc85 yt/visualization/plot_window.py
--- a/yt/visualization/plot_window.py
+++ b/yt/visualization/plot_window.py
@@ -805,12 +805,14 @@
                 msg = None
                 if zlim != (None, None):
                     pass
-                elif image.max() == image.min():
+                elif np.nanmax(image) == np.nanmin(image):
                     msg = "Plot image for field %s has zero dynamic " \
-                          "range. Min = Max = %d." % (f, image.max())
-                elif image.max() <= 0:
+                          "range. Min = Max = %d." % (f, np.nanmax(image))
+                elif np.nanmax(image) <= 0:
                     msg = "Plot image for field %s has no positive " \
-                          "values.  Max = %d." % (f, image.max())
+                          "values.  Max = %d." % (f, np.nanmax(image))
+                elif np.all(np.isfinite(image)):
+                    msg = "Plot image for field %s is filled with NaNs." % (f,)
                 if msg is not None:
                     mylog.warning(msg)
                     mylog.warning("Switching to linear colorbar scaling.")

Repository URL: https://bitbucket.org/yt_analysis/yt/

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