Detects keyboard key press and generates an output.


Name Description
Key Which key to detect.
Scale The scale/range of the modifier
Attack How quickly the output reaches its peak.
Decay How slowly the output moves back to its resting position.
Operation What operation is done to the modified attribute.
  • Add, adds the current value to where its input.
  • Subtract, subtracts the current value to where its input.
  • Multiply, multiplies the current value to where its input.
  • Replace, replace the value where its input by the current value.
Behaviour Choose whether the key needs to be held down, or is toggle-able.


Name Description Typical Node Input
Blend Amount How much the output value should affect the original value. Envelope Modifier


The output is a numeric value that acts upon a connected parameter input of another node, using the operation method selected.