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Improved there_and_back_with_pause

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Grant Sanderson
2018-05-02 08:17:34 -07:00
parent e3cfdaa293
commit 7b2adc8f36
1 changed files with 6 additions and 5 deletions
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11
utils/rate_functions.py
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@ -33,13 +33,14 @@ def there_and_back(t, inflection=10.0):
return smooth(new_t, inflection) return smooth(new_t, inflection)
def there_and_back_with_pause(t): def there_and_back_with_pause(t, pause_ratio=1. / 3):
if t < 1. / 3: a = 1. / pause_ratio
return smooth(3 * t) if t < 0.5 - pause_ratio / 2:
elif t < 2. / 3: return smooth(a * t)
elif t < 0.5 + pause_ratio / 2:
return 1 return 1
else: else:
return smooth(3 - 3 * t) return smooth(a - a * t)
def running_start(t, pull_factor=-0.5): def running_start(t, pull_factor=-0.5):