Wave Generator 2

1 collaborator

Michael Novak (Author)

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globals [
  frequency-change-up
  volume-change-up
 frequency-change-down
  volume-change-down
  new-f-value
 new-v-value
]

to setup
  clear-all
  set new-f-value -1
  set new-v-value -1
end 

to go
  if new-f-value != frequency or new-v-value != volume [update-all-plots]
end 

to update-all-plots
  update-this-plot "Graph 1" 1
  update-this-plot "Graph 2" .1
  update-this-plot "Graph 3" .01
  update-this-plot "Graph 4" .001
  set new-f-value frequency
  set new-v-value volume
end 

to update-this-plot [graph-name x-delta]
   let x-counter 0
  set-current-plot graph-name
  clear-plot
  draw-grid x-delta
  repeat 3999 [
    plotxy x-counter (20 + (volume / 100) * (9 * sin ((x-counter * 1 * frequency) *  360)))
    if graph-name = "Graph 1" and frequency > 1000 [
       plotxy x-counter (20 + 9)
       plotxy x-counter (20 - 9)
    ]
    set x-counter x-counter + (x-delta / 4000)
  ]
end 

to draw-grid [x-delta]
  set-current-plot-pen "grid"
  let y-increment 15
  let x-increment 0
  repeat 3 [
    plotxy x-delta y-increment
    plot-pen-down
    plotxy 0 y-increment
    plotxy x-delta y-increment
    set y-increment y-increment + 5
    plot-pen-up
  ]
  repeat 9 [
    plotxy x-increment 10.01
    plot-pen-down
    plotxy x-increment 10.01
    plotxy x-increment 29.99
    set x-increment x-increment + (x-delta / 10)
    plot-pen-up
  ]
  set-current-plot-pen "default"
  set-plot-pen-color black
end 

to more-frequency-up-one
  if frequency < 1000 [
  set frequency frequency + 1
  ]
  set frequency-change-up false
end 

to more-volume-up-one
  if volume < 100 [
  set volume  volume + 1
  ]
  set volume-change-up false
end 

to less-volume-down-one
  if volume > 0 [
  set volume  volume - 1
  ]
  set frequency-change-down false
end 

to less-frequency-down-one
  if frequency > 0 [
  set frequency  frequency - 1
  ]
  set volume-change-down false
end 

to more-frequency-double
  if frequency <= 500 [
  set frequency (frequency * 2)
  ]
  set frequency-change-up false
end 

to less-frequency-half
  if frequency >= 2 [
  set frequency round (frequency * 0.5)
  ]
  set volume-change-down false
end 

to more-volume-double
  if volume <= 500 [
  set volume (volume * 2)
  ]
  set frequency-change-up false
end 

to less-volume-half
  if volume <= 2 [
  set volume round (volume * 0.5)
  ]
  set volume-change-down false
end

There is only one version of this model, created over 7 years ago by Michael Novak.

Attached files

File	Type	Description	Last updated
Wave Generator 2.png	preview	Preview for 'Wave Generator 2'	over 7 years ago, by Michael Novak	Download

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