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Merge pull request matplotlib#921 from endolith/patch-6
Change colormaps for examples
2 parents 2b4ab26 + 8b80779 commit 5970bde

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Lines changed: 101 additions & 81 deletions

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‎examples/mplot3d/contour3d_demo.py‎

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from mpl_toolkits.mplot3d import axes3d
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import matplotlib.pyplot as plt
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from matplotlib import cm
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fig = plt.figure()
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ax = fig.add_subplot(111, projection='3d')
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X, Y, Z = axes3d.get_test_data(0.05)
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cset = ax.contour(X, Y, Z)
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cset = ax.contour(X, Y, Z, cmap=cm.coolwarm)
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ax.clabel(cset, fontsize=9, inline=1)
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plt.show()

‎examples/mplot3d/contour3d_demo2.py‎

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from mpl_toolkits.mplot3d import axes3d
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import matplotlib.pyplot as plt
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from matplotlib import cm
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fig = plt.figure()
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ax = fig.gca(projection='3d')
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X, Y, Z = axes3d.get_test_data(0.05)
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cset = ax.contour(X, Y, Z, extend3d=True)
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cset = ax.contour(X, Y, Z, extend3d=True, cmap=cm.coolwarm)
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ax.clabel(cset, fontsize=9, inline=1)
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plt.show()

‎examples/mplot3d/contour3d_demo3.py‎

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from mpl_toolkits.mplot3d import axes3d
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import matplotlib.pyplot as plt
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from matplotlib import cm
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fig = plt.figure()
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ax = fig.gca(projection='3d')
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X, Y, Z = axes3d.get_test_data(0.05)
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ax.plot_surface(X, Y, Z, rstride=8, cstride=8, alpha=0.3)
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cset = ax.contour(X, Y, Z, zdir='z', offset=-100)
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cset = ax.contour(X, Y, Z, zdir='x', offset=-40)
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cset = ax.contour(X, Y, Z, zdir='y', offset=40)
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cset = ax.contour(X, Y, Z, zdir='z', offset=-100, cmap=cm.coolwarm)
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cset = ax.contour(X, Y, Z, zdir='x', offset=-40, cmap=cm.coolwarm)
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cset = ax.contour(X, Y, Z, zdir='y', offset=40, cmap=cm.coolwarm)
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ax.set_xlabel('X')
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ax.set_xlim(-40, 40)

‎examples/mplot3d/contourf3d_demo.py‎

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from mpl_toolkits.mplot3d import axes3d
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import matplotlib.pyplot as plt
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from matplotlib import cm
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fig = plt.figure()
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ax = fig.gca(projection='3d')
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X, Y, Z = axes3d.get_test_data(0.05)
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cset = ax.contourf(X, Y, Z)
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cset = ax.contourf(X, Y, Z, cmap=cm.coolwarm)
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ax.clabel(cset, fontsize=9, inline=1)
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plt.show()

‎examples/mplot3d/contourf3d_demo2.py‎

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from mpl_toolkits.mplot3d import axes3d
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import matplotlib.pyplot as plt
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from matplotlib import cm
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fig = plt.figure()
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ax = fig.gca(projection='3d')
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X, Y, Z = axes3d.get_test_data(0.05)
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ax.plot_surface(X, Y, Z, rstride=8, cstride=8, alpha=0.3)
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cset = ax.contourf(X, Y, Z, zdir='z', offset=-100)
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cset = ax.contourf(X, Y, Z, zdir='x', offset=-40)
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cset = ax.contourf(X, Y, Z, zdir='y', offset=40)
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cset = ax.contourf(X, Y, Z, zdir='z', offset=-100, cmap=cm.coolwarm)
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cset = ax.contourf(X, Y, Z, zdir='x', offset=-40, cmap=cm.coolwarm)
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cset = ax.contourf(X, Y, Z, zdir='y', offset=40, cmap=cm.coolwarm)
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ax.set_xlabel('X')
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ax.set_xlim(-40, 40)

‎examples/mplot3d/subplot3d_demo.py‎

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X, Y = np.meshgrid(X, Y)
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R = np.sqrt(X**2 + Y**2)
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Z = np.sin(R)
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surf = ax.plot_surface(X, Y, Z, rstride=1, cstride=1, cmap=cm.jet,
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surf = ax.plot_surface(X, Y, Z, rstride=1, cstride=1, cmap=cm.coolwarm,
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linewidth=0, antialiased=False)
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ax.set_zlim3d(-1.01, 1.01)
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‎examples/mplot3d/surface3d_demo.py‎

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X, Y = np.meshgrid(X, Y)
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R = np.sqrt(X**2 + Y**2)
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Z = np.sin(R)
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surf = ax.plot_surface(X, Y, Z, rstride=1, cstride=1, cmap=cm.jet,
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surf = ax.plot_surface(X, Y, Z, rstride=1, cstride=1, cmap=cm.coolwarm,
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linewidth=0, antialiased=False)
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ax.set_zlim(-1.01, 1.01)
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‎examples/mplot3d/surface3d_radial_demo.py‎

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X,Y = R*np.cos(P),R*np.sin(P)
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Z = ((R**2 - 1)**2)
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ax.plot_surface(X, Y, Z, rstride=1, cstride=1, cmap=cm.jet)
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ax.plot_surface(X, Y, Z, rstride=1, cstride=1, cmap=cm.YlGnBu_r)
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ax.set_zlim3d(0, 1)
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ax.set_xlabel(r'$\phi_\mathrm{real}$')
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ax.set_ylabel(r'$\phi_\mathrm{im}$')

‎examples/pylab_examples/agg_buffer_to_array.py‎

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ax.set_title('a simple figure')
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fig.canvas.draw()
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# grab rhe pixel buffer and dumpy it into a numpy array
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# grab the pixel buffer and dump it into a numpy array
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buf = fig.canvas.buffer_rgba()
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l, b, w, h = fig.bbox.bounds
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X = np.frombuffer(buf, np.uint8)

‎examples/pylab_examples/anchored_artists.py‎

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pad=0.1, borderpad=0.1, sep=2, prop=None, frameon=True):
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"""
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Draw a horizontal bar with the size in data coordinate of the give axes.
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A label will be drawn underneath (center-alinged).
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A label will be drawn underneath (center-aligned).
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pad, borderpad in fraction of the legend font size (or prop)
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sep in points.

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