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:controllers documentation

Featured Replies

Hi,

where can I find a documentation of the syntax of the :controllers section.

I don't get the timing. When will a controller change etc.

The only thing I found is an example in DEF-SCORE.

 

  • Author

I still don't get it.

What exactly does this mean in the controllers.opmo. 

45 '((78 1/2) (3 3) (32 1/2))

 

How will the controller 45 move during playback of the score.

 

Explanation

45 '((78 1/2) (3 3) (32 1/2))

 

cc 45 with value 78 with a 1/2 length span.
cc 45 with value 3 with a 3/1 length span.
cc 45 with value 32 with a 1/2 length span.

I am preparing a new document which will explain the controller syntax with new a function GEN-CONTROLLER.

  • Author

Thanks you.

Actually too simple. Sorry. Time to wake up.

I think I got confused by something like   

45 (rnd-sample 3 '(23 45 12 89 94 2 57 21))

 

Because this are also three values picked once but switched continuously. The timing seems to come from the :omn :length. Can you set it different?

Well, I wait for the docu. Looking forward to GEN-CONTROLLER.

Regards

Rolf

First form with value and length-note alignment:

52 (rnd-sample 100 '(23 45 12 89 94 2 57 21))

 

cc 52, a loop, with each value aligning to a length-note.

Second form with length span:

9 '((4 1) (3 1/2) (65 1/2))

 

cc 9, value 4, length span 1
cc 9, value 3, length span 1/2
cc 9, value 65, length span 1/2

51 (:asc 34 127 1/32 5)

 

cc 51, ascending from 34 to 127 with a resolution of 1/32 length in a span of 5/1

  • Author

Thank you.

  • 2 weeks later...
  • Author

Thanks for GEN-CONTROLLER. Just found it.

P.S: Why is GEN-LOOP not listed in the library?

Rolf

GEN-LOOP (macro) produces some warnings therefore is better to use GEN-EVAL (function).

(gen-eval 4 '(rnd-sample 4 '(1 2 3 4 5)))

 

But you can use GEN-LOOP as well :-)

(gen-loop 4 (rnd-sample 4 '(1 2 3 4 5)))

 

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