1 files changed, 160 insertions, 0 deletions
diff --git a/muse2/muse/mpevent.cpp b/muse2/muse/mpevent.cpp
new file mode 100644
index 00000000..2b7ce5eb
--- /dev/null
+++ b/muse2/muse/mpevent.cpp
@@ -0,0 +1,160 @@
+//=========================================================
+//  MusE
+//  Linux Music Editor
+//  $Id: mpevent.cpp,v 1.6.2.2 2009/11/25 09:09:43 terminator356 Exp $
+//
+//  (C) Copyright 2002-2004 Werner Schweer (ws@seh.de)
+//=========================================================
+
+#include "mpevent.h"
+
+#include "helper.h"
+#include "event.h"
+#include "midictrl.h"
+#include "midiport.h"
+#include "muse/midi.h"
+
+//---------------------------------------------------------
+//   MEvent
+//---------------------------------------------------------
+
+MEvent::MEvent(unsigned t, int port, int tpe, const unsigned char* data, int len)
+      {
+      _time = t;
+      _port = port;
+      edata.setData(data, len);
+      _type = tpe;
+      _loopNum = 0;
+      }
+
+MEvent::MEvent(unsigned tick, int port, int channel, const Event& e)
+      {
+      setChannel(channel);
+      setTime(tick);
+      setPort(port);
+      setLoopNum(0);
+      switch(e.type()) {
+            case Note:
+                  setType(ME_NOTEON);
+                  setA(e.dataA());
+                  setB(e.dataB());
+                  break;
+            case Controller:
+                  setType(ME_CONTROLLER);
+                  setA(e.dataA());  // controller number
+                  setB(e.dataB());  // controller value
+                  break;
+            case PAfter:
+                  setType(ME_POLYAFTER);
+                  setA(e.dataA());
+                  setB(e.dataB());
+                  break;
+            case CAfter:
+                  setType(ME_AFTERTOUCH);
+                  setA(e.dataA());
+                  setB(0);
+                  break;
+            case Sysex:
+                  setType(ME_SYSEX);
+                  setData(e.eventData());
+                  break;
+            default:
+                  printf("MEvent::MEvent(): event type %d not implemented\n",
+                     type());
+                  break;
+            }
+      }
+
+//---------------------------------------------------------
+//   dump
+//---------------------------------------------------------
+
+void MEvent::dump() const
+      {
+      printf("time:%d port:%d chan:%d ", _time, _port, _channel+1);
+      if (_type == 0x90) {   // NoteOn
+            QString s = pitch2string(_a);
+            printf("NoteOn %s(0x%x) %d\n", s.latin1(), _a, _b);
+           }
+      else if (_type == 0xf0) {
+            printf("SysEx len %d 0x%0x ...\n", len(), data()[0]);
+            }
+      else
+            printf("type:0x%02x a=%d b=%d\n", _type, _a, _b);
+      }
+
+//---------------------------------------------------------
+//   operator <
+//---------------------------------------------------------
+
+bool MEvent::operator<(const MEvent& e) const
+      {
+      if (time() != e.time())
+            return time() < e.time();
+      if (port() != e.port())
+            return port() < e.port();
+
+      // play note off events first to prevent overlapping
+      // notes
+
+      if (channel() == e.channel())
+            return type() == ME_NOTEOFF
+               || (type() == ME_NOTEON && dataB() == 0);
+
+      int map[16] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 10, 11, 12, 13, 14, 15 };
+      return map[channel()] < map[e.channel()];
+      }
+
+
+//---------------------------------------------------------
+//   put
+//    return true on fifo overflow
+//---------------------------------------------------------
+
+bool MidiFifo::put(const MidiPlayEvent& event)
+      {
+      if (size < MIDI_FIFO_SIZE) {
+            fifo[wIndex] = event;
+            wIndex = (wIndex + 1) % MIDI_FIFO_SIZE;
+            // q_atomic_increment(&size);
+            ++size;
+            return false;
+            }
+      return true;
+      }
+
+//---------------------------------------------------------
+//   get
+//---------------------------------------------------------
+
+MidiPlayEvent MidiFifo::get()
+      {
+      MidiPlayEvent event(fifo[rIndex]);
+      rIndex = (rIndex + 1) % MIDI_FIFO_SIZE;
+      // q_atomic_decrement(&size);
+      --size;
+      return event;
+      }
+
+//---------------------------------------------------------
+//   peek
+//---------------------------------------------------------
+
+const MidiPlayEvent& MidiFifo::peek(int n)
+      {
+      int idx = (rIndex + n) % MIDI_FIFO_SIZE;
+      return fifo[idx];
+      }
+
+//---------------------------------------------------------
+//   remove
+//---------------------------------------------------------
+
+void MidiFifo::remove()
+      {
+      rIndex = (rIndex + 1) % MIDI_FIFO_SIZE;
+      // q_atomic_decrement(&size);
+      --size;
+      }
+
+