Motion 01
Lag
The whole motion model is one line: x += (target − x)(1 − e^(−dt/τ)), with τ = 50 ms.
From the Engineering page on ramtt.com
- Click the track and the dot starts at full speed in the same frame and only eases out.
- Drag it and it follows your hand one to one; let go and it keeps your speed.
- The plot below is the dot’s real position over time.