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Receive MIDI aftertouch values


touchin receives its input from MIDI aftertouch (channel pressure) messages received from a MIDI input device.


Name Type Opt Description
MIDI-port (a through z) symbol opt Specifies the port from which to receive incoming aftertouch messages. If there is no argument, touchin receives on all channels from all ports.
(MIDI name) symbol opt The name of a MIDI input device may be used as the first argument to specify the port.
MIDI-port (a through z) and channel-number (int) list A letter and number combination (separated by a space) indicates a port and a specific MIDI channel on which to receive aftertouch messages. Channel numbers greater than 16 will be wrapped around to stay within the 1-16 range.
channel-number int A number alone can be used in place of a letter and number combination. The exact meaning of the channel number argument depends on the channel offset specified for each port in the MIDI Setup dialog.


anything MIDI-port (a through z) [symbol]
Performs the same function as port without need for the word, "port".
(mouse) Double-clicking on a polyin object shows a pop-up menu for choosing a MIDI port or device.
(MIDI) The touchin object receives its input from a MIDI aftertouch message received from a MIDI input device.
port MIDI-port [symbol]
The word port, followed by a letter a-z or the name of a MIDI input port or device, sets the port from which the object receives incoming pitch bend messages. The word port is optional and may be omitted.

Information for box attributes common to all objects


int: If a specific channel number is included in the argument, there is only one outlet. The output is the incoming aftertouch value, from 0-127, on the specified channel and port.

If there is no channel number specified by the argument, touchin will have a second outlet, on the right, which will output the channel number of the incoming aftertouch message.


Aftertouch messages can be received from everywhere a specific port or a specific port and channel

See Also

Name Description
touchout Transmit MIDI aftertouch messages
midiin Output received raw MIDI data