60 lines
1.7 KiB
Text
60 lines
1.7 KiB
Text
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#lang scribble/manual
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@(require (for-label racket))
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@title{MIDIFuncChanMessageMatcher}
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Matches incoming MIDI messages to responder funcs based on message channel@section{categories}
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External Control>MIDI>Matchers
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@section{related}
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Classes/AbstractMessageMatcher, Classes/MIDIFuncSrcMessageMatcher, Classes/MIDIFuncChanArrayMessageMatcher, Classes/MIDIFuncSrcMessageMatcherNV, Classes/MIDIFuncBothMessageMatcher, Classes/MIDIFuncBothCAMessageMatcher
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@section{description}
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This is used by link::Classes/MIDIMessageDispatcher:: to match incoming MIDI messages to instances of link::Classes/MIDIFunc:: or link::Classes/MIDIdef:: using MIDI channel. This class is private, and generally users should not need to address instances directly.
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@section{CLASSMETHODS}
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@section{METHOD}
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new
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Make a new instance.
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@section{argument}
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chan
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(describe argument here)
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@section{argument}
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func
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The link::Classes/Function:: to evaluate if a match is found.
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@section{returns}
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An MIDIFuncChanMessageMatcher.
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@section{INSTANCEMETHODS}
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@section{private}
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init
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@section{METHOD}
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value
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Check to see if a message matches, and evaluate func if it does.
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@section{argument}
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value
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The message value (e.g. velocity, etc.) of the MIDI message as an link::Classes/Integer::. Note this should be in the range 0-127.
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@section{argument}
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num
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The message number (e.g. note number, etc.) of the MIDI message as an link::Classes/Integer::. Note this should be in the range 0-127.
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@section{argument}
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testChan
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The channel number of the MIDI message as an link::Classes/Integer::. Note this should be in the range 0-15.
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@section{argument}
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srcID
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The UID of the source of the MIDI message as an link::Classes/Integer::.
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