main.csd Pete Shadbolt.2014 Based on code by Iain McCurdy, 2006 ksmps MAY NEED TO BE LOW (AND kr THEREFORE HIGH) WHEN WORKING WITH SHORT DELAY TIMES DEFINED INITIALLY AT KRATE TODO: implement octave down/up (like old delay pedal), key control, panic button -iadc -odac -dm0 sr = 44100 ;Sample rate ksmps = 20 ;Number of audio samples in each control cycle nchnls = 2 ;Number of channels (2=stereo) 0dbfs = 1 ;Maximum amplitude gkporttime = 0.3; portamento time ;FLTK GUI interface FLcolor 200, 200, 255, 0, 0, 0 FLpanel "M I L C H L O D E", 500, 300, 0, 0, 0, 1 gkOnOff,ihOnOff FLbutton "Input On/Off", 1, 0, 22, 180, 25, 5, 5, 0, 1, 0, -1 ; Sliders gkdlt,ihdlt FLslider "Delay Time (sec)", .001, 5, 0, 23, -1, 490, 25, 5, 50 gkmix,ihmix FLslider "Dry/Wet Mix", 0, 1, 0, 23, -1, 490, 25, 5, 100 gkfeedamt,ihfeedamt FLslider "Feedback Ratio", -1, 1, 0, 23, -1, 490, 25, 5, 150 gkamp,ihamp FLslider "Output Amplitude Rescaling", 0, 1, 0, 23, -1, 490, 25, 5, 200 gkingain,ihingain FLslider "Input Gain", 0, 1, 0, 23, -1, 140, 20, 350, 5 ih FLbox "Keys: ", 1, 5, 14, 490, 20, 0, 250 ;Set defaults FLsetVal_i 1, ihOnOff FLsetVal_i .5, ihingain FLsetVal_i 4, ihdlt FLsetVal_i 0.5, ihmix FLsetVal_i 0.95, ihfeedamt FLsetVal_i .7, ihamp FLpanel_end ;End of GUI FLrun ;Run the FLTK thread ; Instr 1 is the source instr 1 ; Turn off with the switch if gkOnOff=0 then turnoff endif ; Get input from mic/line asigL, asigR ins gasigL = asigL * gkingain gasigR = asigR * gkingain endin ; Instr 2 is the delay line instr 2 ; Sense keyboard kKey FLkeyIn kChanged changed kKey printk2 kKey ;if kKey=112&&kChanged=1 then ;printf_i "awd" ;FLsetVal_i 0.0, gkfeedamt ;endif kporttime linseg 0, .001, 1, 1, 1 ;A short envelope kporttime = kporttime * gkporttime ;TODO: remove this kdlt portk gkdlt, kporttime ;Apply portamento adlt interp kdlt ;Interpolate ;Left channel abufferL delayr 5 ;Buffer adelsigL deltap3 adlt ;Tap delayw gasigL + (adelsigL * gkfeedamt) ;Feedback ;Right channel abufferR delayr 5 ;Buffer adelsigR deltap3 adlt ;Tap delayw gasigR + (adelsigR * gkfeedamt) ;Feedback aL ntrpol gasigL, adelsigL, gkmix aR ntrpol gasigR, adelsigR, gkmix outs aL * gkamp, aR * gkamp ;Mix wet/dry clear gasigL, gasigR ;Clear global audio sends endin i 2 0 -1 ;Instrument 2 plays a held note f 0 3600 ;Keep performance going