On 10/01/2010 03:59 PM, Stan West wrote:
> Hi, developers. I stumbled upon this when I noticed that gist_stern_r
> isn't the reverse of gist_stern. As the attached script shows, the
> discontinuity in red is wrong, and green stays zero instead of ramping.
> The problem seems to be that when cm.revcmap() reverses a linear segment
> map spec (such as {'red': [(0, 0, 0), (0.5, 1, 1), (1, 1, 1)], ...}), it
> doesn't swap the second and third elements of each tuple—the color
> values facing in each direction. That makes no difference for continuous
> colormaps but distorts discontinuous maps such as gist_stern. I believe
> that the attached "cm.patch" file fixes the problem.
>
> The other patch, "_cm.patch", is only aesthetic after the above patch is
> applied. It changes an element of the gist_stern colormap spec that
> should have been unused but which caused the green channel to stay at
> zero with the old revcmap. With the patched revcmap, the changed element
> should not be used, but the colormap spec will look like most others
> with the second and third elements of the tuple being equal.
>Patches committed in 8725. Thank you. Eric ------------------------------------------------------------------------------ Virtualization is moving to the mainstream and overtaking non-virtualized environment for deploying applications. Does it make network security easier or more difficult to achieve? Read this whitepaper to separate the two and get a better understanding. http://p.sf.net/sfu/hp-phase2-d2d _______________________________________________ Matplotlib-devel mailing list Matplotlib-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/matplotlib-devel
