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Add alternate smoothing options

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This commit is contained in:
Grant Sanderson
2021-02-05 16:29:07 -08:00
parent f87b82a9e9
commit 66817c4e2b
3 changed files with 28 additions and 14 deletions
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10
manimlib/utils/bezier.py
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@ -134,8 +134,14 @@ def get_smooth_quadratic_bezier_handle_points(points):
0.25 * ps[0:-2] + ps[1:-1] - 0.25 * ps[2:]
for ps in (points, points[::-1])
]
handles = 0.5 * np.vstack([smooth_to_right, [smooth_to_left[0]]])
handles += 0.5 * np.vstack([smooth_to_right[0], smooth_to_left[::-1]])
if np.isclose(points[0], points[-1]).all():
last_str = 0.25 * points[-2] + points[-1] - 0.25 * points[1]
last_stl = 0.25 * points[1] + points[0] - 0.25 * points[-2]
else:
last_str = smooth_to_left[0]
last_stl = smooth_to_right[0]
handles = 0.5 * np.vstack([smooth_to_right, [last_str]])
handles += 0.5 * np.vstack([last_stl, smooth_to_left[::-1]])
return handles