From 15b314d40692d4e86b5a030aab22e68c0f6aff51 Mon Sep 17 00:00:00 2001
From: cbdev <cb@cbcdn.com>
Date: Mon, 23 Dec 2019 16:49:29 +0100
Subject: Multi-layering example configuration

---
 configs/layering.cfg | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 configs/layering.cfg

(limited to 'configs/layering.cfg')

diff --git a/configs/layering.cfg b/configs/layering.cfg
new file mode 100644
index 0000000..3acfe5e
--- /dev/null
+++ b/configs/layering.cfg
@@ -0,0 +1,18 @@
+[backend artnet]
+bind = 0.0.0.0
+
+[midi in]
+read = Launch Control
+
+[artnet out]
+destination = 255.255.255.255
+universe = 1
+
+[lua layers]
+script = layering.lua
+
+[map]
+in.ch0.cc{0..15} > layers.in{0..15}
+layers.out{0..511} > out.{1..512}
+
+in.ch0.note0 > layers.control
-- 
cgit v1.2.3


From f4b448d304c22f7bf9c8b2675707d6924fbaba54 Mon Sep 17 00:00:00 2001
From: cbdev <cb@cbcdn.com>
Date: Mon, 23 Dec 2019 17:56:38 +0100
Subject: Add some comments to the layering example

---
 configs/layering.cfg | 5 +++++
 configs/layering.lua | 6 ++++++
 2 files changed, 11 insertions(+)

(limited to 'configs/layering.cfg')

diff --git a/configs/layering.cfg b/configs/layering.cfg
index 3acfe5e..7adcd6f 100644
--- a/configs/layering.cfg
+++ b/configs/layering.cfg
@@ -1,3 +1,8 @@
+; This configuration demonstrates how to create a "layered" mapping
+; using the Lua backend. The 'control' channel on the layers instance
+; selects the offset to which the 16 input channels (mapped from
+; the rotaries of a Launch Control) are mapped on the output instance
+
 [backend artnet]
 bind = 0.0.0.0
 
diff --git a/configs/layering.lua b/configs/layering.lua
index 0ced715..834ed09 100644
--- a/configs/layering.lua
+++ b/configs/layering.lua
@@ -1,9 +1,15 @@
+-- This global variable has the current base offset for the input channels.
+-- We want to map 16 input channels (from MIDI) to 512 output channels (ArtNet),
+-- so we have 32 possible offsets (32 * 16 = 512)
 current_layer = 0
 
+-- Set the current_layer based on the control input channel
 function control(value)
 	current_layer = math.floor(value * 31.99);
 end
 
+-- Handler functions for the input channels
+-- Calculate the channel offset and just output the value the input channel provides
 function in0(value)
 	output("out"..((current_layer * 16)), value)
 	print("Output on out"..((current_layer * 16)))
-- 
cgit v1.2.3