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Fix edge color, links, wording; closes matplotlib/matplotlib#23895 by baharev · Pull Request #23930 · matplotlib/matplotlib · GitHub

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20 changes: 9 additions & 11 deletions examples/mplot3d/contour3d_3.py
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Original file line number Diff line number Diff line change
@@ -1,30 +1,28 @@
"""
========================================
Projecting contour profiles onto a graph
========================================

=====================================
Project contour profiles onto a graph
=====================================
Demonstrates displaying a 3D surface while also projecting contour 'profiles'
onto the 'walls' of the graph.

See contourf3d_demo2 for the filled version.
See :doc:`contourf3d_2` for the filled version.
"""

from mpl_toolkits.mplot3d import axes3d
import matplotlib.pyplot as plt
from matplotlib import cm

ax = plt.figure().add_subplot(projection='3d')
X, Y, Z = axes3d.get_test_data(0.05)

# Plot the 3D surface
ax.plot_surface(X, Y, Z, rstride=8, cstride=8, alpha=0.3)
ax.plot_surface(X, Y, Z, edgecolor='royalblue', lw=0.5, rstride=8, cstride=8,
alpha=0.3)

# Plot projections of the contours for each dimension. By choosing offsets
# that match the appropriate axes limits, the projected contours will sit on
# the 'walls' of the graph.
ax.contour(X, Y, Z, zdir='z', offset=-100, cmap=cm.coolwarm)
ax.contour(X, Y, Z, zdir='x', offset=-40, cmap=cm.coolwarm)
ax.contour(X, Y, Z, zdir='y', offset=40, cmap=cm.coolwarm)
ax.contour(X, Y, Z, zdir='z', offset=-100, cmap='coolwarm')
ax.contour(X, Y, Z, zdir='x', offset=-40, cmap='coolwarm')
ax.contour(X, Y, Z, zdir='y', offset=40, cmap='coolwarm')

ax.set(xlim=(-40, 40), ylim=(-40, 40), zlim=(-100, 100),
xlabel='X', ylabel='Y', zlabel='Z')
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20 changes: 9 additions & 11 deletions examples/mplot3d/contourf3d_2.py
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode characters
Original file line number Diff line number Diff line change
@@ -1,30 +1,28 @@
"""
======================================
Projecting filled contour onto a graph
======================================

===================================
Project filled contour onto a graph
===================================
Demonstrates displaying a 3D surface while also projecting filled contour
'profiles' onto the 'walls' of the graph.

See contour3d_demo2 for the unfilled version.
See :doc:`contour3d_3` for the unfilled version.
"""

from mpl_toolkits.mplot3d import axes3d
import matplotlib.pyplot as plt
from matplotlib import cm

ax = plt.figure().add_subplot(projection='3d')
X, Y, Z = axes3d.get_test_data(0.05)

# Plot the 3D surface
ax.plot_surface(X, Y, Z, rstride=8, cstride=8, alpha=0.3)
ax.plot_surface(X, Y, Z, edgecolor='royalblue', lw=0.5, rstride=8, cstride=8,
alpha=0.3)

# Plot projections of the contours for each dimension. By choosing offsets
# that match the appropriate axes limits, the projected contours will sit on
# the 'walls' of the graph
ax.contourf(X, Y, Z, zdir='z', offset=-100, cmap=cm.coolwarm)
ax.contourf(X, Y, Z, zdir='x', offset=-40, cmap=cm.coolwarm)
ax.contourf(X, Y, Z, zdir='y', offset=40, cmap=cm.coolwarm)
ax.contourf(X, Y, Z, zdir='z', offset=-100, cmap='coolwarm')
ax.contourf(X, Y, Z, zdir='x', offset=-40, cmap='coolwarm')
ax.contourf(X, Y, Z, zdir='y', offset=40, cmap='coolwarm')

ax.set(xlim=(-40, 40), ylim=(-40, 40), zlim=(-100, 100),
xlabel='X', ylabel='Y', zlabel='Z')
Expand Down

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