|
| 1 | +`adjustable` keyword argument for setting equal aspect ratios in 3D |
| 2 | +------------------------------------------------------------------- |
| 3 | + |
| 4 | +While setting equal aspect ratios for 3D plots, users can choose to modify |
| 5 | +either the data limits or the bounding box. |
| 6 | + |
| 7 | +.. plot:: |
| 8 | + :include-source: true |
| 9 | + |
| 10 | + import matplotlib.pyplot as plt |
| 11 | + import numpy as np |
| 12 | + from itertools import combinations, product |
| 13 | + |
| 14 | + aspects = ('auto', 'equal', 'equalxy', 'equalyz', 'equalxz') |
| 15 | + fig, axs = plt.subplots(1, len(aspects), subplot_kw={'projection': '3d'}, |
| 16 | + figsize=(12, 6)) |
| 17 | + |
| 18 | + # Draw rectangular cuboid with side lengths [4, 3, 5] |
| 19 | + r = [0, 1] |
| 20 | + scale = np.array([4, 3, 5]) |
| 21 | + pts = combinations(np.array(list(product(r, r, r))), 2) |
| 22 | + for start, end in pts: |
| 23 | + if np.sum(np.abs(start - end)) == r[1] - r[0]: |
| 24 | + for ax in axs: |
| 25 | + ax.plot3D(*zip(start*scale, end*scale), color='C0') |
| 26 | + |
| 27 | + # Set the aspect ratios |
| 28 | + for i, ax in enumerate(axs): |
| 29 | + ax.set_aspect(aspects[i], adjustable='box') |
| 30 | + ax.set_title(f"set_aspect('{aspects[i]}')") |
| 31 | + |
| 32 | + plt.show() |
0 commit comments