Generates a line from the start value to the end value. It can be reset and paused.
| start |
starting value |
| end |
ending value |
| dur |
duration in seconds |
| curve |
curvature. use 0.693147 (2.log) for exponential line. |
| run |
pause and resume the line |
| reset |
a trigger to reset the line |
| mul | |
| add |