daily_automated

trunk/Arduino/libraries/MIDI_Library/examples/DualMerger/DualMerger.ino

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+#include <MIDI.h>
+
+// This example shows how to create two instances of the library to create a merger.
+// There are two MIDI couples of IO, A and B, each using thru and merging with the
+// input from the other node. The result is the following:
+// A out = A in + B in
+// B out = B in + A in
+
+#if defined(ARDUINO_SAM_DUE)
+    MIDI_CREATE_INSTANCE(HardwareSerial, Serial,     midiA);
+    MIDI_CREATE_INSTANCE(HardwareSerial, Serial1,    midiB);
+#elif defined(ARDUINO_SAMD_ZERO)
+    MIDI_CREATE_INSTANCE(Serial_, SerialUSB,  midiA);
+    MIDI_CREATE_INSTANCE(HardwareSerial, Serial1,    midiB);
+#elif defined(USBCON) || defined(__MK20DX128__) || defined(__MK20DX256__) || defined(__MKL26Z64__)
+    #include <SoftwareSerial.h>
+    SoftwareSerial softSerial(2,3);
+    MIDI_CREATE_INSTANCE(HardwareSerial, Serial1,     midiA);
+    MIDI_CREATE_INSTANCE(SoftwareSerial, softSerial, midiB);
+#else
+    #include <SoftwareSerial.h>
+    SoftwareSerial softSerial(2,3);
+    MIDI_CREATE_INSTANCE(HardwareSerial, Serial,     midiA);
+    MIDI_CREATE_INSTANCE(SoftwareSerial, softSerial, midiB);
+#endif
+
+void setup()
+{
+    // Initiate MIDI communications, listen to all channels
+    midiA.begin(MIDI_CHANNEL_OMNI);
+    midiB.begin(MIDI_CHANNEL_OMNI);
+}
+
+void loop()
+{
+    if (midiA.read())
+    {
+        // Thru on A has already pushed the input message to out A.
+        // Forward the message to out B as well.
+        midiB.send(midiA.getType(),
+                   midiA.getData1(),
+                   midiA.getData2(),
+                   midiA.getChannel());
+    }
+
+    if (midiB.read())
+    {
+        // Thru on B has already pushed the input message to out B.
+        // Forward the message to out A as well.
+        midiA.send(midiB.getType(),
+                   midiB.getData1(),
+                   midiB.getData2(),
+                   midiB.getChannel());
+    }
+}