This should play if your Web browser has WebAssembly enabled (most do). Most examples will play unless they need to load files. The first time you click Play, Csound will spend a few seconds loading, then play. You can edit this code and replay it.
<CsoundSynthesizer> <CsOptions> ; Select audio/midi flags here according to platform -odac ;;;RT audio out ;-iadc ;;;uncomment -iadc if RT audio input is needed too ; For Non-realtime ouput leave only the line below: ; -o xyscale.wav -W ;;; for file output any platform ; By Stefano Cucchi 2020 </CsOptions> <CsInstruments> ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; sr = 44100 ; ksmps = 32 ; nchnls = 2 0dbfs = 1 instr 1 ; In the instr 1 using f1 and f2 you reach the 4 corners (values) k00 = p4 k10 = p5 k01 = p6 k11 = p7 kx oscil 1, p8, p9 ky oscil 1, p10, p11 kout1 xyscale kx, ky, k00, k10, k01, k11 kout2 xyscale kx, ky, k00*3/2, k10*4/3, k01*5/4, k11*6/5 a1 buzz 0.2, kout1, 8, 3 a2 buzz 0.2, kout2, 4, 3 outs a1, a2 endin instr 2 ; In the instr 2 setting the first value to 0 or 1 (p8 & p9) you can start from the corner (value) you want k00 = p4 k10 = p5 k01 = p6 k11 = p7 kx randomh 0, 1, 2, 2, p8 ; p8 is the X starting value ky randomh 0, 1, 2, 2, p9 ; p9 is the Y starting value kout1 xyscale kx, ky, k00, k10, k01, k11 kout2 xyscale kx, ky, k00*3/2, k10*4/3, k01*5/4, k11*6/5 a1 buzz 0.2, kout1, 8, 3 a2 buzz 0.2, kout2, 4, 3 outs a1, a2 endin </CsInstruments> <CsScore> f1 0 1024 -7 0 400 0 100 1 400 1 124 0 f2 0 1024 -7 0 200 0 100 1 400 1 100 0 224 1 f3 0 1024 10 1 i1 0 10 300 400 500 600 0.3 1 0.2 2 i2 10 10 300 410 520 630 0 0 e </CsScore> </CsoundSynthesizer>