| FM Synthesis with foscil | |
| Jacob Joaquin | |
| October 19, 2010 | |
| jacobjoaquin@gmail.com | |
| csoundblog.com | |
| <CsoundSynthesizer> | |
| <CsInstruments> | |
| sr = 44100 | |
| kr = 4410 | |
| ksmps = 10 | |
| nchnls = 1 | |
| 0dbfs = 1.0 | |
| instr 1 | |
| idur = p3 ; Duration | |
| iamp = p4 ; Amplitude | |
| ipch = cpspch(p5) ; Pitch | |
| icar = p6 ; Carrier ratio | |
| imod = p7 ; Modulator ratio | |
| i_index = p8 ; Index of modulation | |
| kenv line i_index, idur, 0 ; Index envelope | |
| a1 foscil iamp, ipch, icar, imod, kenv, 1, -1 ; FM oscillator | |
| out a1 | |
| endin | |
| </CsInstruments> | |
| <CsScore> | |
| ; Sine table | |
| f 1 0 8192 10 1 | |
| ; Set tempo | |
| t 0 120 | |
| ; Events | |
| i 1 0 1 0.707 7.07 1 1 1 | |
| i 1 + . . . . . 2 | |
| i 1 + . . . . . 4 | |
| i 1 + . . . . . 8 | |
| i 1 + . . . . 2 1 | |
| i 1 + . . . . . 2 | |
| i 1 + . . . . . 4 | |
| i 1 + . . . . . 8 | |
| i 1 + . . . . 3 1 | |
| i 1 + . . . . . 2 | |
| i 1 + . . . . . 4 | |
| i 1 + . . . . . 8 | |
| i 1 + . . . . 4 1 | |
| i 1 + . . . . . 2 | |
| i 1 + . . . . . 4 | |
| i 1 + . . . . . 8 | |
| i 1 + . . . . 1.05 1 | |
| i 1 + . . . . . 2 | |
| i 1 + . . . . . 4 | |
| i 1 + . . . . . 8 | |
| i 1 + . . . . 1.25 1 | |
| i 1 + . . . . . 2 | |
| i 1 + . . . . . 4 | |
| i 1 + . . . . . 8 | |
| i 1 + . . . . 1.618 1 | |
| i 1 + . . . . . 2 | |
| i 1 + . . . . . 4 | |
| i 1 + . . . . . 8 | |
| i 1 + . . . . 1.789 1 | |
| i 1 + . . . . . 2 | |
| i 1 + . . . . . 4 | |
| i 1 + . . . . . 8 | |
| </CsScore> | |
| </CsoundSynthesizer> |
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