.config/SuperCollider/functions.scd: Adding simple helper functions to connect/disconnect JACK clients by name:port_name. Adding function to add additional channels (above hardware in and outputs), which automatically increments Server.local.options.num{In,Out}putBuschannels.

1 files changed, 58 insertions, 0 deletions

diff --git a/.config/SuperCollider/functions.scd b/.config/SuperCollider/functions.scd
new file mode 100644
index 0000000..fecd1a0
--- /dev/null
+++ b/.config/SuperCollider/functions.scd
@@ -0,0 +1,58 @@
+postln('Loading custom functions.');
+
+/*
+ * JACK specific helper functions
+ *
+ */
+// disconnect a port
+~jackDisconnectPort = {
+  arg source, sourceChannel, destination, destinationChannel;
+  ("jack_disconnect "++source++":"++sourceChannel++" "++destination++":"++destinationChannel).unixCmd({
+    arg exitCode;
+    if(exitCode != 0, {
+      postln("Disconnecting "++source++":"++sourceChannel++" from "++destination++":"++destinationChannel++" was unsuccessful!");
+    });
+  });
+};
+
+// connect a port
+~jackConnectPort = {
+  arg source, sourceChannel, destination, destinationChannel;
+  ("jack_connect "++source++":"++sourceChannel++" "++destination++":"++destinationChannel).unixCmd({
+    arg exitCode;
+    if(exitCode != 0, {
+      postln("Connecting "++source++":"++sourceChannel++" from "++destination++":"++destinationChannel++" was unsuccessful!");
+    });
+  });
+};
+
+// returns the amount of ports of a given client
+~jackClientPorts = {
+  arg clientName;
+  ("jack_lsp "++clientName++"| wc -l").unixCmdGetStdOut.asInt;
+};
+
+// adds one or more channels to Server.local.options.num{In,Out}putBusChannels
+// makes the tuple available in ~additionalChannels Dictionairy
+~addAdditionalChannels = {
+  arg type, name, channels;
+  if( name.class == Symbol && channels.isArray, {
+    switch (type,
+      \input, {
+        ~additionalChannels.at(\inputs).add(name -> channels);
+        postln("Added additional input channels for '"++name++"': "++channels.asString);
+        Server.local.options.numInputBusChannels = Server.local.options.numInputBusChannels + channels.size;
+        postln("Setting numInputBusChannels to "++Server.local.options.numInputBusChannels);
+      },
+      \output, {
+        ~additionalChannels.at(\outputs).add(name -> channels);
+        postln("Added additional output channels for '"++name++"': "++channels.asString);
+        Server.local.options.numOutputBusChannels = Server.local.options.numOutputBusChannels + channels.size;
+        postln("Setting numOutputBusChannels to "++Server.local.options.numOutputBusChannels);
+      },
+      { postln("Expecting \input or \output as type, got "++type.asString);
+    });
+  },{
+    postln('Expecting type Symbol for name and type Array for channels.');
+  });
+};