Stage Setup

The 7 musicians are located around the audience, slightly and locally amplified

Audio Setup

This piece makes use of the complete Espace de Projection sound diffusion system (HOA + WFS) for a grand total of 339 loudspeakers.

The electroacoustic part of Isis und Osiris consists in a 24-channel soundfile, sent to the HOA and WFS systems :

• 4 4-channels virtual orchestras 
• 4 2-channel percussion-type sound

this channels are played from Ableton Live (on the Macbook Pro) to Spatialisateur Max patches (Mac Pro HOA, WFS1, WFS2, WFS3 and WFS4).

Hardware Setup

Macbook Pro send the 24 audio channels to Yamaha DM2000 with 2 RME Fireface 800 (ADAT connexions)

 

The Yamaha DM2000 mixer sends the audio signals to the Mac Pro CONCERT (ADAT connexions). 

The Mac Pro CONCERT plays a simple Max patch (Isis-matriceMADI.maxpat) to convert audio signal from ADAT to MADI.

Mac Pro CONCERT send audio signal to 5 Mac Pro : HOA, WFS1, WFS2, WFS3 and WFS4 (MADI connexion). 

Each Mac Pro (HOA, WFS1, WFS2, WFS3 and WFS4) runs a Max spatialisation patch  (I**sisSPAT-6-espro.maxpat, WFS\_OSIRIS\_SUD2\_4sources.maxpat, WFS\_OSIRIS\_NORD4\_4sources.maxpat…")

MIDI Configuration

In Live preferences set the surface control, input and midi output to "BFC2000"

AUDIO Configuration

44,1 Khz

out : Fireface 800 1 (FF800_1) + Fireface 800 2 (FF800_2) (56 in/56 out)

In configuration output, select :

from 1/2 to 15/16 (16 channels to HOA) (FF800_1)

from 29/30 to 35/36 (8 channels to WFS) (FF800_2)

LIVE SESSION "OsisEtosiris-concert2013O4D"

Audio Outputs

Three groups are send from Ableton Live to the HOA sound diffusion system (16 channels, from 1/2 to 15/16).

1. Synful
2. Isis
3. Vienna

The last group Percu is sent to the Wave Field Synthesis system (8 channels, from 29/30 to 35/36)

MaxForLive Patches

*ISIS-spatControl *controls some spatialisation parameters in the Mac Pro patch using the OSC protocol:

HOA : udpsend 192.168.1.10

WFS1 : udpsend 192.168.1.1

WFS2 : udpsend 192.168.1.2

WFS3 : udpsend 192.168.1.3

WFS4 : udpsend 192.168.1.4

ISIS.timeCodeViewer send visual cues to musicians (current bar number and beats are sent to 7 iPads)

Direct to disk

To play the 24 audio channels, a fast hard disk is required (such as an external SSD / thunderbold)

WFS and HOA Software setup

MAC PRO HOA

IP 192.168.1.10

MaxMSP "isisSPAT-6-espro"

MaxMSP audio input : MADI (du Mac Pro concert)

Audio output : MADI + FF400 (FF400 pour les sub)

Level : -12 dB

MAC PRO WFS1

IP 192.168.1.1

MaxMSP "_"

MaxMSP audio input : MADI (du Mac Pro concert)

Audio output : MADI

Level : _ dB

MAC PRO WFS2 (SUD)

IP 192.168.1.2

MaxMSP patch : WFS\_OSIRIS\_SUD2\_4sources

MaxMSP audio input : MADI (du Mac Pro concert)

Audio output : MADI

Level : -6 dB

MAC PRO WFS3

IP 192.168.1.3

MaxMSP "_"

MaxMSP audio input : MADI (du Mac Pro concert)

Audio output : MADI

Level : _ dB

MAC PRO WFS4 (NORTH)

IP 192.168.1.4

MaxMSP patch : WFS\_OSIRIS\_NORD4\_4sources

MaxMSP audio input : MADI (du Mac Pro concert)

Audio output : MADI

Level : -6 dB