<CsoundSynthesizer> <CsOptions> ; Select audio/midi flags here according to platform ; Audio out Audio in No messages -odac -iadc -d ;;;RT audio I/O ; For Non-realtime ouput leave only the line below: ; -o FLroller.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> ; A sine with oscillator with flroller controlled frequency sr = 44100 kr = 441 ksmps = 100 nchnls = 1 FLpanel "Frequency Roller", 900, 400, 50, 50 ; Minimum value output by the roller imin = 200 ; Maximum value output by the roller imax = 5000 ; Increment with each pixel istep = 1 ; Logarithmic type roller selected iexp = -1 ; Roller graphic type (1=horizontal) itype = 1 ; Display handle (-1=not used) idisp = -1 ; Width of the roller in pixels iwidth = 300 ; Height of the roller in pixels iheight = 50 ; Distance of the left edge of the knob ; from the left edge of the panel ix = 300 ; Distance of the top edge of the knob ; from the top edge of the panel iy = 50 gkfreq, ihandle FLroller "Frequency", imin, imax, istep, iexp, itype, idisp, iwidth, iheight, ix, iy ; End of panel contents FLpanelEnd ; Run the widget thread! FLrun instr 1 iamp = 15000 ifn = 1 asig oscili iamp, gkfreq, ifn out asig endin </CsInstruments> <CsScore> ; Function table that defines a single cycle ; of a sine wave. f 1 0 1024 10 1 ; Instrument 1 will play a note for 1 hour. i 1 0 3600 e </CsScore> </CsoundSynthesizer>