First time performing live with Orca.

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Could you explain how to do the ROT easter egg?

  • Select a bunch of things,
  • cmd k, and type rot:13.
  • Profit.
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Thanks for the ROT info!

This is maybe a big ask and tricky to achieve - I’d like to assign a midi controller to different parts of a patch. Is there anyway to do that? For example, a slider, assigned to a particular curser, that controls the note selection or clock rate or random size, to manually change numbers - something like a midi learn type thing.
I just want to add some kind of human element to all the automation, using an external controller, and sort of steer a patch in certain direction, instead of using a keyboard and mouse. More for a live improv type thing were you adjust 8 sliders and it can turn a patch upside down, then quickly back again.

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It’s possible to do that right now with the & operator, it’s how I use it. Ideally there would be a MidiCC In operator, but I haven’t gotten around to doing it yet, and I don’t have a controller to test it either.

I was thinking about getting one of these small aka controllers and building that new operator for it.

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OK i see, & = Receive MIDI note in from, i guess a piano keyboard…or monome grid?
Yes, I was thinking more of MidiCC in, so each slider could do a different job

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Hi! Just getting familiar with the amazing Orca.
One question — i can’t seem to be able to read variables if their write operator is NOT to the north/west of the read operator. Is there some order of execution in place?
Also, did something replace the pre-Euclid “U-turn” U op functionality?

sorry about the noob questions

thanks!

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I just read this the other day, I think this is the relevant post: Orca - Livecoding Tool

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I’ve been using desktop Orca this week with Ableton (amazing), though it has definitely stressed how little I know about MIDI in general. I’ve got Orca triggering voices and samples, but is it possible to send MIDI values from Orca to control things like the start/end points of a sample, or the frequency of a delay in Ableton? I’ve read the MIDI CC section in the Orca docs, but can’t quite tell if that applies to what I’m trying to do.

Yeah, although it might be a little more fiddly to set up? CMD+M in Ableton will bring up MIDI mapping mode. The easiest way to assign a control to a parameter is to click it in Ableton, and then wiggle the knob (MIDI CC source) you wanna assign it to. You could try mimicking that with Orca by clicking the parameter and then writing a little thing to send a CC message.

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@neauoire I can’t manage to receive UDP messages from orca in pilot. I’m sending to port 49161, and manual messages in pilot work just fine. Any idea why they might not be getting through?

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Can you post your orca script/screen?

Ah, good idea, but no dice so far. Mapping is otherwise working great with my other hardware controllers.

I’m banging a MIDI CC message out from Orca ( !008 ), which appears to be getting received by Ableton (one of those MIDI indicators is flashing top-right), but it doesn’t hook onto to whatever parameter I select in mapping mode. I’ll keep experimenting!

EDIT: Solved this – the IAC Driver’s Remote setting needs to be set to ON in Ableton’s MIDI settings.

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@joe_biomassa There is an execution order in orca, like @adrianf pointed out.

It’s easier to see how this works by looking at this example, notice how the first Va outputs nothing, for at this point in the runtime, there is nothing stored in the a variable. And Nothing is ever kept between orca frames.

.....Va
.......
aV5..Va
.....5.
.......
aV6..Va
.....6.

@Olivier I’m glad you figured it out. You will want to use MidiCC like @alanza pointed out, but to assign it to a knob id, just press enter on the operator, it will automatically bang it. It’s a good way to trigger something without having to necessarily send random values. All operators can also be triggered by pressing enter while selected.

@Tyler It sounds like you’re on Windows. There’s no way for me to test or debug this kind of issue. You should consider using a Linux distribution in parallel to Windows if you’re thinking about doing development or music composition on that device.

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thanks @neauoire and @adrianf, i have no idea how i missed that one!

Super fun and refreshing tool. I was wondering:

  • what is the best/recommended way to stay up to date with Orca/Pilot? Is it the itch app?
  • is there a way to set the volume on Pilot? I’m peaking… a lot. :slight_smile:

Cheers!

@neauoire mentioned the best ways earlier in this thread

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is there a way to set the volume on Pilot? I’m peaking… a lot.

I think, I forgot to implement that! haha. Gimme a day or two and I will add a vol command.

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That would be amazing! And I’m really loving the combo. I just wouldn’t come up with these parts any other way. Thanks for sharing these tools.

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Been getting my head around Orca and practicing with it

Feature request - it would be really cool if ‘:’ midi out had an optional transpose parameter -preferably as the right hand most one which would just be a number of semitones - would slightly reduce the gymnastics needed :slight_smile:

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