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 ;;;realtime audio out ;-iadc ;;;uncomment -iadc if realtime audio input is needed too ; For Non-realtime ouput leave only the line below: ; -o gen03.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; sr = 44100 ; ksmps = 32 ; nchnls = 2 0dbfs = 1 ;example by Russell Pinkston - Univ. of Texas (but slightly modified) gisine ftgen 1, 0, 16384, 10, 1 ;sine wave instr 1 ihertz = cpspch(p4) ipkamp = p5 iwsfn = p6 ;waveshaping function inmfn = p7 ;normalization function aenv linen 1, .01, p3, .1 ;overall amp envelope actrl linen 1, 2, p3, 2 ;waveshaping index control aindex poscil actrl/2, ihertz, gisine ;sine wave to be distorted asignal tablei .5+aindex, iwsfn, 1 ;waveshaping anormal tablei actrl, inmfn,1 ;amplitude normalization asig = asignal*anormal*ipkamp*aenv asig dcblock2 asig ;get rid of possible DC outs asig, asig endin </CsInstruments> <CsScore> ; first four notes are specific Chebyshev polynomials using gen03. The values were obtained from Dodge page 147 f4 0 513 3 -1 1 0 1 ; First-order Chebyshev: x f5 0 257 4 4 1 ; Normalizing function for fn4 f6 0 513 3 -1 1 -1 0 2 ; Second-order Chebyshev: 2x2 - 1 f7 0 257 4 6 1 ; Normalizing function for fn6 f8 0 513 3 -1 1 0 -3 0 4 ; Third-order Chebyshev: 4x3 - 3x f9 0 257 4 8 1 ; Normalizing function for fn8 f10 0 513 3 -1 10 0 -7 0 56 0 -112 0 64 ; Seventh-order Chebyshev: 64x7 - 112x5 + 56x3 - 7x f11 0 257 4 10 1 ; Normalizing function for fn10 f12 0 513 3 -1 1 5 4 3 2 2 1 ; a 4th order polynomial function over the x-interval -1 to 1 f13 0 257 4 12 1 ; Normalizing function for fn12 ; five notes with same fundamental, different waveshape & normalizing functions ; pch amp wsfn nmfn i1 0 3 8.00 .7 4 5 i1 + . . . 6 7 i1 + . . . 8 9 i1 + . . . 10 11 i1 + . . . 12 13 e </CsScore> </CsoundSynthesizer>