| Value | Meaning |
|---|---|
| None0 | steps-like interpolation, default |
| Linear1 | linear interpolation |
| Cubic2 | cubic interpolation (natural), may overshoot the min or max values set by the control point, but is more 'curvy' |
| CubicMonotonic3 | monotonic cubic interpolation, will not produce any values outside of the min-max range set by the control points (Since: 1.8) |
The various interpolation modes available.