furnace/doc/8-advanced/chanosc.md

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oscilloscope (per channel)

The "Oscilloscope (per channel)" dialog shows an individual oscilloscope for each channel during playback.

oscilloscope per-channel configuration view

Right-clicking within the view will change it to the configuration view shown above:

  • "Columns" sets the number of columns the view will be split into.
  • "Size (ms)" sets what length of audio is visible in each oscilloscope.
  • "Center waveform" does its best to latch to the channel's note frequency and centers the display.
  • "Gradient" is presently unimplemented.
  • The color selector allows setting the waveform color. Right-clicking on it pops up an option dialog:
    • Select between the square selector and the color wheel selector.
    • "Alpha bar" adds a transparency selector.
  • The boxes below that are for selecting colors numerically by red-green-blue-alpha, hue-saturation-value-alpha, and HTML-style RGBA in hex.
  • The OK button returns from options view to regular.