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(track sequences)
 
 
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= FTM Class ''track'' =
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== Class ''fmat'' ==
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{{:fmat}}
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== Class ''fvec'' ==
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{{:fvec}}
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== Class ''mat'' ==
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{{:mat}}
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== Class ''expr'' ==
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{{:expr}}
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== Class ''dict'' ==
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{{:dict}}
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== Class ''track'' ==
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A track represents a time-tagged sequence of events.
  
  
 
=== About tracks, sequences, markers, bars, metrics and tempo ===
 
=== About tracks, sequences, markers, bars, metrics and tempo ===
  
Each scoob track consists of four sequences:
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Each ''scoob track'' consists of four sequences:
  
# the events sequence of scoobs (score objects).  This one is iterated over by default
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# the events sequence of scoobs (score objects).  This one is iterated over by default.
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#; access: any access method is by default to the event sequence.  To get that, use: <tt> ($mytrack events) </tt>
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#; iteration: <tt> [ftm.iter] </tt> or <tt> [ftm.iter @mode events] </tt>
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#:
 
# the tempo sequence contains float values with the current tempo in bpm.   
 
# the tempo sequence contains float values with the current tempo in bpm.   
 
#; access: <tt> ($mytrack tempo) </tt>  
 
#; access: <tt> ($mytrack tempo) </tt>  
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#:; label : text
 
#:; label : text
 
#:; <any> : <any type>
 
#:; <any> : <any type>
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[[Category:FAQ]]
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[[Category:FTM Documentation]]
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[[Category:track Class]]
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[[Category:sequence Class]]
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[[Category:fmat Class]]
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[[Category:fvec Class]]
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[[Category:mat Class]]
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[[Category:expr Class]]
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[[Category:ftm.object]]

Latest revision as of 13:57, 22 December 2010

Class fmat

Floating point matrix.

Class fvec

Reference to a row or column vector of an fmat.

Class mat

Matrix or table of any value.

Class expr

A definition of an expression. See the expression help for more info.

Class dict

Dictionary, or lookup-table, or hash-table, of any values.


Class track

A track represents a time-tagged sequence of events.


About tracks, sequences, markers, bars, metrics and tempo

Each scoob track consists of four sequences:

  1. the events sequence of scoobs (score objects). This one is iterated over by default.
    access
    any access method is by default to the event sequence. To get that, use: ($mytrack events)
    iteration
    [ftm.iter] or [ftm.iter @mode events]
  2. the tempo sequence contains float values with the current tempo in bpm.
    access
    ($mytrack tempo)
    iteration
    [ftm.iter @mode tempo]
  3. the metric sequence contains metric events for bars and metric signature changes
    access
    ($mytrack metric)
    iteration
    [ftm.iter @mode metric]
    properties 
    num 
    bar number
    meter 
    metric signature as string, e.g. 4/4
  4. the marker sequence contains marker events that can bear any property, but above all cue, label (N.B.: there is also a separate cue property of the scoob score object)
    access
    ($mytrack markers)
    iteration
    [ftm.iter @mode markers]
    properties 
    cue 
    cue number
    label 
    text
    <any> 
    <any type>