tabsum — Adding values in a range of a table.
kr -- input signal to write.
kmin, kmax -- range of the table to sum. If omitted or zero they default to 0 to length of the table.
Here is an example of the tabsum opcode. Play tabsum.csd
Example 1084. Example of the tabsum opcode.
See the sections Real-time Audio and Command Line Flags for more information on using command line flags.
<CsoundSynthesizer> <CsOptions> ; Select audio/midi flags here according to platform -odac ;;;realtime audio out ; For Non-realtime ouput leave only the line below: ; -o tab.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> sr = 44100 ksmps = 2205 nchnls = 1 0dbfs = 1 instr 1 ;;; Give a value to the increment kmax = 256 knorm tabsum 1, 0, kmax gkinc = knorm/10 endin instr 2 kmax = 256 kx = rnd(kmax) krnd tabsum 1, 0, kx knorm tabsum 1, 0, kmax kvar = krnd / knorm ;;; now n [0,1] range asig oscil kvar, p4, 2 out asig ;;; Make randomness give 1 more often kc tab 0, 1 tablew kc+gkinc, 0, 1 endin </CsInstruments> <CsScore> f1 0 256 21 1 f2 0 4096 10 1 i1 0 0.1 i2 0.1 3 440 e </CsScore> </CsoundSynthesizer>