Programming a Simple Patch
Covered Topics
- Adding a patch in the workspace, naming and opening it.
- Programming an addition with the om+ function: access, manipulations and morphology, inputting values
- “Calling” - evaluating[1] the function, and visualizing results
- Saving the patch
Keywords
Function[2], Om Function[3], Argument[4], Evaluation [1]
Main Links to the User Manual
See also
References :
- Evaluation
In Lisp, evaluating an expression amounts to interpreting and reducing its contents in order to return a result.
In OM, visual programs represent Lisp expressions and evaluating a box triggers the calculus that will determine the value of these expressions.
Any kind of box can be evaluated and return something. To evaluate a box, ⤷
Click and press v or Cmd click on an outlet.
- Function
A portion of code within a larger program, which performs a specific task. Operates upon 0 or more parameters and returns a value.
- OM Function
A function that has been specifically designed for OpenMusic, and that doesn’t belong to Lisp.
- Argument
An argument represents a parameter upon which a function operates. For instance, the (om+ x y) function has two arguments : x and y.
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