 Extension
ExtensionGenerates a random walk from lo to hi with a Gendyn distribution each time the trig signal changes from nonpositive to positive values.
| lo | minimum value | 
| hi | maximum value | 
| dev | maximum step (0-1) | 
| dist | Gendyn distribution (0-5: see Gendy1 for details) | 
| trig | trigger signal |