Ksp reference Manual

See Also 
change_vol()
fade_out()
8.10. fade_out()
fade_out(
,
>,
)
Perform a fade-out for a specific note event

The ID number of the note event to be faded in

The fade-in time in microseconds

If set to 
1
, the voice is stopped after the fade out
If set to 
0
, the voice will still be running after the fade out
Examples
on controller
if ($CC_NUM = 1)
if (%CC[1] mod 2 # 0)
fade_out($ALL_EVENTS,5000,0)
else
fade_in($ALL_EVENTS,5000)
end if
end if
end on
Use the mod wheel on held notes to create a stutter effect
on controller
if ($CC_NUM = 1)
fade_out($ALL_EVENTS,5000,1)
end if
end on
A custom "All Sound Off" implementation triggered by the mod wheel
See Also 
change_vol()
Event Commands
60
KSP Reference Manual

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fade_in()
8.11. get_event_ids()
get_event_ids()
Fills the specified array with all active event IDs. The command overwrites all existing values as
long as there are events, and writes 0 if no events are active anymore.

Array to be filled with
active event IDs
Examples
on init
declare const $ARRAY_SIZE := 500
declare %test_array[$ARRAY_SIZE]
declare $a
declare $note_count
end on
on note
get_event_ids(%test_array)
$a := 0
$note_count := 0
while($a < $ARRAY_SIZE and %test_array[$a] # 0)
inc($note_count)
inc($a)
end while
message("Active Events: " & $note_count)
end on
Monitoring the number of active events
See Also
event_status()
ignore_event()