matplotlib-users Mailing List for matplotlib (Page 2)

I'm not sure its possible right now to do subplots with 3D.

As for the title, I cannot either put titles on any 3D graphs...


2009/9/28 <qu...@gm...>

> Greetings,
>
> I would like to plot to make a figure with 3 subplots
> of the form (221) to (223):
>  - each subplot should show a bar3d plot of a matrix
>  - each subplot should have it's own title
>
> The problems:
>  a) I don't see (nor did i find something) how i can
>    use subplots combined with bar3d (from the mpl_toolkits.mplot3d)
>    package.
>
>  b) I don't manage to give the 3d bar plot a title. In the attached
>    code you will see that a title is set, but it does not show
>    up in the figure
>
> Could someone please help me out with these problems?
>
> Thanks,
> q
>
> ---------------------
>
> The code for the basic plot of the matrix:
>
>
> from mpl_toolkits.mplot3d import Axes3D
> import matplotlib.pyplot as plt
> from matplotlib.ticker import FixedFormatter, LinearLocator, FixedLocator
> from numpy import *
>
> psi=1/sqrt(2)*array([1, 0, 0, 1])
> rho=outer(psi,psi)
>
> fig = plt.figure()
>
> ax = Axes3D(fig)
>
> elements = (len(rho) * len(rho))
> xpos, ypos = meshgrid(array(range(len(rho)))+0.25,
> array(range(len(rho)))+0.25)
>
> xpos = xpos.flatten()
> ypos = ypos.flatten()
> zpos = zeros(elements)
>
> dx = 0.5 * ones_like(zpos)
> dy = dx.copy()
> dz = absolute(rho.flatten())
>
> ax.set_title('absolute')
>
> ax.bar3d(xpos, ypos, zpos, dx, dy, dz, color='#F8F800')
>
> plt.show()
>
>
>
>
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