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[WIP] Collection draw order and other mplot3d stuff #4090

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WeatherGod wants to merge 4 commits into from
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[WIP] Collection draw order and other mplot3d stuff #4090

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8db8cd2
Adding a _draworder attribute to Collection
WeatherGod Feb 8, 2015
d3f3a57
Utilize object arrays instead. Add new function to cbook
WeatherGod Feb 9, 2015
63cc594
Change Poly3DCollection to take advantage of the new _draworder
WeatherGod Feb 9, 2015
baa352c
Add get/set color methods for some 3d collections
WeatherGod Feb 9, 2015
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Add get/set color methods for some 3d collections 
* closes #3370
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@WeatherGod
WeatherGod committed Feb 9, 2015
commit baa352c9b3a05bc469f44896b254df15713f3922
31 changes: 27 additions & 4 deletions lib/mpl_toolkits/mplot3d/art3d.py
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Original file line number Diff line number Diff line change
Expand Up @@ -323,6 +323,17 @@ def __init__(self, *args, **kwargs):
PatchCollection.__init__(self, *args, **kwargs)
self.set_3d_properties(zs, zdir)

def set_facecolor(self, c):
PatchCollection.set_facecolor(self, c)
self._facecolor3d = self.get_facecolor()
set_facecolor.__doc__ = PatchCollection.set_facecolor.__doc__
set_facecolors = set_facecolor

def set_edgecolor(self, c):
PatchCollection.set_edgecolor(self, c)
self._edgecolor3d = self.get_edgecolor()
set_edgecolor.__doc__ = PatchCollection.set_edgecolor.__doc__
set_edgecolors = set_edgecolor

def set_sort_zpos(self,val):
'''Set the position to use for z-sorting.'''
Expand All @@ -349,12 +360,12 @@ def do_3d_projection(self, renderer):
fcs = (zalpha(self._facecolor3d, vzs) if self._depthshade else
self._facecolor3d)
fcs = mcolors.colorConverter.to_rgba_array(fcs, self._alpha)
self.set_facecolors(fcs)
PatchCollection.set_facecolors(self, fcs)

ecs = (zalpha(self._edgecolor3d, vzs) if self._depthshade else
self._edgecolor3d)
ecs = mcolors.colorConverter.to_rgba_array(ecs, self._alpha)
self.set_edgecolors(ecs)
PatchCollection.set_edgecolors(self, ecs)
PatchCollection.set_offsets(self, list(zip(vxs, vys)))

if vzs.size > 0 :
Expand Down Expand Up @@ -408,19 +419,31 @@ def set_3d_properties(self, zs, zdir):
self._facecolor3d = self.get_facecolor()
self._edgecolor3d = self.get_edgecolor()

def set_facecolor(self, c):
PathCollection.set_facecolor(self, c)
self._facecolor3d = self.get_facecolor()
set_facecolor.__doc__ = PathCollection.set_facecolor.__doc__
set_facecolors = set_facecolor

def set_edgecolor(self, c):
PathCollection.set_edgecolor(self, c)
self._edgecolor3d = self.get_edgecolor()
set_edgecolor.__doc__ = PathCollection.set_edgecolor.__doc__
set_edgecolors = set_edgecolor

def do_3d_projection(self, renderer):
xs, ys, zs = self._offsets3d
vxs, vys, vzs, vis = proj3d.proj_transform_clip(xs, ys, zs, renderer.M)

fcs = (zalpha(self._facecolor3d, vzs) if self._depthshade else
self._facecolor3d)
fcs = mcolors.colorConverter.to_rgba_array(fcs, self._alpha)
self.set_facecolors(fcs)
PathCollection.set_facecolors(self, fcs)

ecs = (zalpha(self._edgecolor3d, vzs) if self._depthshade else
self._edgecolor3d)
ecs = mcolors.colorConverter.to_rgba_array(ecs, self._alpha)
self.set_edgecolors(ecs)
PathCollection.set_edgecolors(self, ecs)
PathCollection.set_offsets(self, list(zip(vxs, vys)))

if vzs.size > 0 :
Expand Down