count_i

count_i
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Description

Plugin opcode in counter.

Get the next value from a counter a init time by adding the increment and keeping the counter in the declared range.

Syntax

ival count_i icnt

Initialization

icnt -- the handle of a counter object from a call to cntCreate.

Performance

Calculate the next value from the counter object and return that value.

ival -- returned value.

Examples

Here is an example of the count_i opcode. It uses the file counter.csd.

Example 170. Example of the count_i opcode.

See the sections Real-time Audio and Command Line Flags for more information on using command line flags.

<CsoundSynthesizer>
<CsOptions>
-odac -Mhw:1,0,0
</CsOptions>

<CsInstruments>
 gicnt cntCreate 1     ; a toggle
 gicntNote cntCreate 1 ; ignore note-off message to turn MIDI notes into toggles


instr 1

kkey sensekey

inote notnum

if (kkey == 97) then
 k1 count gicnt
 if k1==0 then
  event "i", 2, 0, -1
 else
  event "d", 2, 0, -1
 endif
endif

print  inote
if (inote == 60) then
 i2 count_i gicntNote
 print i2
 if i2==0 then
  event_i "i", 3, 0, -1
 else
  event_i "d", 3, 0, -1
 endif
endif
endin

instr 2
asig oscil 10000, 440
out asig
endin

instr 3
asig oscil 5000, 880
out asig
endin

</CsInstruments>


<CsScore>
i1 0 z
e

</CsScore>

</CsoundSynthesizer>

Credits

By: John ffitch June 2020

New in version 6.15