| def easyIn(t: float)-> float: | |
| return t*t | |
| def easyOut(t: float)-> float: | |
| return -(t * (t - 2)) | |
| def easyInOut(t: float)-> float: | |
| if t < 0.5: | |
| return 2*t*t | |
| else: | |
| return (-2*t*t) + (4*t) - 1 | |
| class EasingBase: | |
| def easing(self, t: float, function='linear') -> float: | |
| if function == 'easyIn': | |
| return easyIn(t) | |
| elif function == 'easyOut': | |
| return easyOut(t) | |
| elif function == 'easyInOut': | |
| return easyInOut(t) | |
| else: | |
| return t | |
| def ease(self, start, end, t) -> float: | |
| return end * t + start * (1 - t) |