faustctl — Adjusts a given control in a Faust DSP instance.
Plugin opcode in faustcsound. This opcode is part of the plugin repository and has to be installed separately. The plugin repository can be found here: https://github.com/csound/plugins
Faustctl will set a given control in a running faust program
“Scontrol” -- a string containing the control name
“idsp” -- a handle to an existing Faust DSP instance
Here is an example of the faustctl opcode. It uses the file faustctl.csd.
Example 291. Example of the faustctl opcode.
See the sections Real-time Audio and Command Line Flags for more information on using command line flags.
<CsoundSynthesizer> <CsOptions> -odac </CsOptions> <CsInstruments> instr 1 ain1 oscili 0dbfs/2, 440 idsp,a1 faustgen {{ gain = hslider("vol",1,0,1,0.01); process = (_ * gain); }}, ain1 k1 line 0, p3, 1 faustctl idsp, "vol", k1 out a1 endin </CsInstruments> <CsScore> i1 0 10 </CsScore> </CsoundSynthesizer>