GEN24
GEN24 — Reads numeric values from another allocated function-table and rescales them.
Description
This subroutine reads numeric values from another allocated function-table and rescales them according to the max and min values given by the user.
Initialization
#, time, size -- the usual GEN parameters. See f statement.
ftable -- ftable must be an already allocated table with the same size as this function.
min, max -- the rescaling range.
![[Note]](images/note.png)
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Note |
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This GEN is useful, for example, to eliminate the starting offset in exponential segments allowing a real starting from zero. |
Examples
Here is an example of the GEN24 opcode. It uses the file gen24.csd.
Example 1288. Example of the GEN24 generator.
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 ;-iadc ;;;uncomment -iadc if realtime audio input is needed too ; For Non-realtime ouput leave only the line below: ; -o gen24.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> sr = 44100 ksmps = 32 nchnls = 2 0dbfs = 1 instr 1 ifn = p4 ;choose between tables kcps init 1/p3 ;create index over duration of note. kndx phasor kcps ixmode = 1 ;normalize to 0-1 kval table kndx, ifn, ixmode asig poscil .7, 440 + kval, 1 ;add to frequency outs asig, asig endin </CsInstruments> <CsScore> f 1 0 16384 10 1 ;sine wave f 10 0 16384 -24 1 0 400;scale sine wave from table 1 from 0 to 400 f 11 0 16384 -24 1 0 50 ;and from 0 to 50 i 1 0 3 10 i 1 4 3 11 e </CsScore> </CsoundSynthesizer>