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Backport PR #18156 on branch v3.3.x (Fix IndexError when using scatter3d and depthshade=False) #18162

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Merged
merged 1 commit into from
Aug 3, 2020
Merged

Backport PR #18156 on branch v3.3.x (Fix IndexError when using scatter3d and depthshade=False) #18162

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5 changes: 3 additions & 2 deletions lib/mpl_toolkits/mplot3d/art3d.py
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Original file line number Diff line number Diff line change
Expand Up @@ -507,8 +507,9 @@ def do_3d_projection(self, renderer):
vzs = vzs[z_markers_idx]
vxs = vxs[z_markers_idx]
vys = vys[z_markers_idx]
fcs = fcs[z_markers_idx]
ecs = ecs[z_markers_idx]
if self._depthshade:
fcs = fcs[z_markers_idx]
ecs = ecs[z_markers_idx]
if len(sizes) > 1:
sizes = sizes[z_markers_idx]
vps = np.column_stack((vxs, vys))
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11 changes: 11 additions & 0 deletions lib/mpl_toolkits/tests/test_mplot3d.py
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Expand Up @@ -242,6 +242,17 @@ def test_scatter3d_color():
color='b', marker='s')


def test_scatter3d_depthshade_false():
"""
Test that 3d scatter plot doesn't throw
IndexError with depthshade=False (issue #18037)
"""
x = y = z = np.arange(16)
fig_test = plt.figure()
ax_test = fig_test.add_subplot(projection='3d')
ax_test.scatter(x, y, z, depthshade=False)


@check_figures_equal(extensions=['png'])
def test_scatter3d_size(fig_ref, fig_test):
"""Test that large markers in correct position (issue #18135)"""
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