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Tutorials and Topics - Peabody Computer Music

Tutorials and Topics - Peabody Computer Music

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Tutorial 21MIDI Control:Using the poly~ objectThe thispoly~ object can be used to specify parameters to specific instances of a poly~subpatcher. By connecting a loadbang object to thispoly~, we can use the voice number tocontrol the center frequency of a filter:The littlefilter~ subpatcher, shown here uses the voice number from thispoly~ <strong>and</strong>multiplies it by the base frequency received in the second inlet. The incoming signal isfiltered by all sixteen instances simultaneously, with the output amplitude of eachinstance being controlled by an integer coming into the first inlet.175

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