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This is a list of the currently supported Functions. For a clear explanation of the differences between Functions and Methods, please refer to the help file of ftm.mess, under the patcher functions & methods.

  • sin <num: value> - standard math function
  • cos <num: value> - standard math function
  • tan <num: value> - standard math function
  • asin <num: value> - standard math function
  • acos <num: value> - standard math function
  • atan <num: value> - standard math function
  • sinh <num: value> - standard math function
  • cosh <num: value> - standard math function
  • tanh <num: value> - standard math function
  • abs <num: value> - standard math function - get absolute value
  • log <num: value> - standard math function
  • logabs <num: value> - standard math function - logarithm of absolute value
  • log10 <num: value> - standard math function
  • exp <num: value> - standard math function
  • sqrt <num: value> - standard math function
  • trunc <num: value> - standard math function - truncate to integer value
  • round <num: value> - standard math function - round to integer value nearest to current value
  • ceil <num: value> - standard math function - round to smallest integral value not less than current value
  • floor <num: value> - standard math function - round to largest integral value not less than current value
  • lin2db <num: value> - standard math function - convert linear amplitude value to value in decibel
  • db2lin <num: value> - standard math function - convert value in decibel to linear amplitude value
  • lin2cent <num: value> - standard math function - convert linear value to value in cent
  • cent2lin <num: value> - standard math function - convert value in cent to linear value
  • new <sym: class name> [<any: instantiation arguments> ...] - create object of given class
  • int <num: arg> - convert to integer value
  • i alias for 'int'
  • float <num: arg> - convert to floating-point value
  • f alias for 'float'
  • symbol <sym: arg> - convert to symbol
  • s alias for 'symbol'
  • list [<obj|any: list args>...] - convert objects to list
  • listhead [<any: list args> ...] - get list head
  • listtail [<any: list args> ...] - get list tail
  • listlen [<any: list args> ...] - get list size
  • listnth <num: index> [<any: args> >...] - get nth list element (indices starting from 1)
  • listelem <num: index> [<any: args> >...] - get list element
  • listsub <num: index> <num: len> [<any: args> >...] - get sub-list
  • l alias for 'list'
  • lhead alias for 'listhead'
  • ltail alias for 'listtail'
  • llen alias for 'listlen'
  • lnth alias for 'listnth'
  • lelem alias for 'listelem'
  • lsub alias for 'listsub'
  • unique - generate unique integer number
  • random [<num: min>] <num: max> - generate (float) random number (min <= x < max)
  • clip <num: value> [<num: lower boundary>] <num: upper boundary> - clip value
  • pow <num: base> <num: exponent> - power
  • mod <num: num> <num: denum> - float modulo function
  • min [<num: arg> ...] - find minimum
  • max [<num: arg> ...] - find maximum
  • mag [<num: arg> ...] - magnitude (sqrt of sum of squares)
  • arg <num: real part> <num: imaginary part> - argument angle
  • hz2midi <num: value in Hz> [<num: tuning frequency (for note # 69, def 440.)>] - convert to MIDI note number
  • midi2hz <num: MIDI note number> [<num: tuning frequency (for note # 69, def 440.)>] - convert to frequency in Hz
  • cat <any: item>... - concatenate to a single symbol
  • basename <sym: filepath> - get filename part of filepath (last component)
  • dirname <sym: filepath> - get directory part of filepath (or '.' if no path)
  • extension <sym: filepath> - get extension part of filepath (after the last '.')
  • stripext <sym: filepath> - remove extension from filepath (including the '.')
  • not <num: linear value> - integer negation
  • if <num: condition> <any: true value> <any: false value> - choose between two values (both conditional values are evaluated)
  • case <num: index> [<any: value for index 1, 2 etc.> ...] - choose between multiple values (all conditional values are evaluated)
  • typeof <any: arg> - get class/type name of value or object
  • classof <any: arg> - get class/type of value or object
  • getid <obj: reference> - get object id
  • getobj <symbol: id> - get object by id
  • obj <symbol: id> - get object by id
  • class <sym: class name> - get class/type by name
  • print print value or object
  • aa <sym|any: arg> [<any: replacement if arg is #1, #2, etc> [<replacement if arg is 0>]] - replace abstraction argument by default value
  • info <'classes'|'class'|'functions'> [<any: args>] [<mat: container>] - get info (post to console window or store into container if given)
  • checkversion <num: major version> [<num: minor version> [<num: release>]] - check whether the running FTM corresponds to given version and release
  • ftm <sym: FTM system function> <list: arguments>
  • FTM alias for 'ftm'
  • ftm version - get FTM version as symbol
  • ftm exprerrcheck <0|'none'|1|'loose'|2|'normal'|3|'strict'> - set expression evaluation error checking level
  • ftm exprerrcheck - get FTM expression evaluation error checking level
  • ftm exterrors - post current errors of FTM externals
  • version - get FTM version as symbol (deprecated)