maxarray

maxarray — returns the maximum value in an array.

Description

The maxarray opcode returns the maximum value in a k-rate array, and optional its index.

Syntax

kmax [,kindx] maxarray karray

Performance

kmax -- variable for result.

kindx -- position (index) of result in array.

karray -- array for reading.

Examples

Here is an example of the maxarray opcode. It uses the file maxarray.csd.

Example 481. Example of the maxarray 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
-n 
</CsOptions>
<CsInstruments>
ksmps = 32
;example by joachim heintz

           seed       0

instr 1
;create an array with 10 elements
kArr[]     init       10
;fill in random numbers and print them out
kIndx      =          0
  until kIndx == 10 do
kNum       random     -100, 100
kArr[kIndx] =         kNum
           printf     "kArr[%d] = %10f\n", kIndx+1, kIndx, kNum
kIndx      +=         1
  od
;investigate maximum number and print it out
kMax, kMaxIndx maxarray kArr
           printf     "Maximum of kArr = %f at index %d\n", kIndx+1, kMax, kMaxIndx
           turnoff
endin


</CsInstruments>
<CsScore>
i1 0 0.1
e
</CsScore>
</CsoundSynthesizer>


See Also

minarray, sumarray, scalearray,

Credits

Author: John ffitch
October 2011

New in Csound version 5.14

Revised in Csound version 6.00 to work on multidimensional arrays