new splitlayer midiplugin

7 files changed, 546 insertions, 1 deletions

diff --git a/muse/ChangeLog b/muse/ChangeLog
index d330e606..bee89a76 100644
--- a/muse/ChangeLog
+++ b/muse/ChangeLog
@@ -1,4 +1,5 @@
 10.11 (ws)
+      - implemented splitlayer midi plugin
       - replaced meter in midi input strip by activity "leds" for all
         midi channels
 8.11 (ws)
diff --git a/muse/midiplugins/CMakeLists.txt b/muse/midiplugins/CMakeLists.txt
index dca0bcaa..db19dfa8 100644
--- a/muse/midiplugins/CMakeLists.txt
+++ b/muse/midiplugins/CMakeLists.txt
@@ -18,7 +18,7 @@
 #  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 #=============================================================================
 
-subdirs(libmidiplugin filter metronom transform trigg dump )
+subdirs(libmidiplugin splitlayer filter metronom transform trigg dump )
 
 set ( CMAKE_CXX_FLAGS 
       "${CMAKE_CXX_FLAGS} -DQT_NO_DEBUG -DQT_PLUGIN -DQT_SHARED -fPIC"
diff --git a/muse/midiplugins/splitlayer/CMakeLists.txt b/muse/midiplugins/splitlayer/CMakeLists.txt
new file mode 100644
index 00000000..b6803d8b
--- /dev/null
+++ b/muse/midiplugins/splitlayer/CMakeLists.txt
@@ -0,0 +1,45 @@
+#=============================================================================
+#  MusE
+#  Linux Music Editor
+#  $Id:$
+#
+#  Copyright (C) 2002-2006 by Werner Schweer and others
+#
+#  This program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License version 2.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with this program; if not, write to the Free Software
+#  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+#=============================================================================
+
+QT4_WRAP_CPP ( splitlayer_mocs splitlayergui.h )
+## QT4_WRAP_UI (  splitlayer_uis splitlayergui.ui )
+
+add_library ( splitlayer SHARED 
+      splitlayer.cpp 
+      splitlayergui.cpp
+      splitlayergui.h
+      ${splitlayer_mocs}
+      )
+target_link_libraries( splitlayer
+   midiplugin
+   ${QT_LIBRARIES}
+   )
+
+# - tell cmake to name target splitlayer.so instead of 
+#   libsplitlayer.so
+# - use precompiled header files
+#
+set_target_properties ( splitlayer 
+   PROPERTIES PREFIX ""
+   COMPILE_FLAGS "-include ${PROJECT_BINARY_DIR}/all-pic.h"
+   )
+
+install_targets ( /${CMAKE_INSTALL_LIBDIR}/${MusE_INSTALL_NAME}/midiplugins/ splitlayer )
+
diff --git a/muse/midiplugins/splitlayer/splitlayer.cpp b/muse/midiplugins/splitlayer/splitlayer.cpp
new file mode 100644
index 00000000..cc0cf53b
--- /dev/null
+++ b/muse/midiplugins/splitlayer/splitlayer.cpp
@@ -0,0 +1,172 @@
+//=============================================================================
+//  MusE
+//  Linux Music Editor
+//  $Id:$
+//
+//  Copyright (C) 2006 by Werner Schweer
+//
+//  This program is free software; you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License version 2.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program; if not, write to the Free Software
+//  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//=============================================================================
+
+#include "splitlayergui.h"
+#include "splitlayer.h"
+#include "midi.h"
+#include "midievent.h"
+
+//---------------------------------------------------------
+//   SplitLayer
+//---------------------------------------------------------
+
+SplitLayer::SplitLayer(const char* name, const MempiHost* h)
+   : Mempi(name, h)
+      {
+      gui = 0;
+      }
+
+//---------------------------------------------------------
+//   SplitLayer
+//---------------------------------------------------------
+
+SplitLayer::~SplitLayer()
+      {
+      if (gui)
+            delete gui;
+      }
+
+//---------------------------------------------------------
+//   init
+//---------------------------------------------------------
+
+bool SplitLayer::init()
+      {
+      data.startVelo[0]   = 0;
+      data.endVelo[0]     = 128;
+      data.startPitch[0]  = 0;
+      data.endPitch[0]    = 128;
+      data.pitchOffset[0] = 0;
+      for (int i = 1; i < MIDI_CHANNELS; ++i) {
+            data.startVelo[i]   = 0;
+            data.endVelo[i]     = 0;
+            data.startPitch[i]  = 0;
+            data.endPitch[i]    = 0;
+            data.pitchOffset[i] = 0;
+            }
+      learnMode = false;
+      gui = new SplitLayerGui(this, 0);
+      gui->hide();
+      gui->setWindowTitle(QString(name()));
+      gui->init();
+      return false;
+      }
+
+//---------------------------------------------------------
+//   getGeometry
+//---------------------------------------------------------
+
+void SplitLayer::getGeometry(int* x, int* y, int* w, int* h) const
+      {
+      QPoint pos(gui->pos());
+      QSize size(gui->size());
+      *x = pos.x();
+      *y = pos.y();
+      *w = size.width();
+      *h = size.height();
+      }
+
+//---------------------------------------------------------
+//   setGeometry
+//---------------------------------------------------------
+
+void SplitLayer::setGeometry(int x, int y, int w, int h)
+      {
+      gui->resize(QSize(w, h));
+      gui->move(QPoint(x, y));
+      }
+
+//---------------------------------------------------------
+//   process
+//---------------------------------------------------------
+
+void SplitLayer::process(unsigned, unsigned, MidiEventList* il, MidiEventList* ol)
+      {
+      for (iMidiEvent i = il->begin(); i != il->end(); ++i) {
+            if (i->type() != ME_NOTEON && i->type() != ME_NOTEOFF)
+                  ol->insert(*i);
+            int pitch = i->dataA();
+            if (learnMode) {
+                  if (learnStartPitch)
+                        data.startPitch[learnChannel] = pitch;
+                  else
+                        data.endPitch[learnChannel] = pitch;
+                  learnMode = false;
+                  gui->sendResetLearnMode();
+                  }
+            for (int ch = 0; ch < MIDI_CHANNELS; ++ch) {
+                  MidiEvent event(*i);
+                  if (pitch >= data.startPitch[ch] && pitch < data.endPitch[ch]) {
+                        event.setChannel(ch);
+                        pitch += data.pitchOffset[ch];
+                        if (pitch > 127)
+                              pitch = 127;
+                        else if (pitch < 0)
+                              pitch = 0;
+                        event.setA(pitch);
+                        ol->insert(event);
+                        }
+                  }
+            }
+      }
+
+//---------------------------------------------------------
+//   getInitData
+//---------------------------------------------------------
+
+void SplitLayer::getInitData(int* n, const unsigned char** p) const
+      {
+      *n = sizeof(data);
+      *p = (unsigned char*)&data;
+      }
+
+//---------------------------------------------------------
+//   setInitData
+//---------------------------------------------------------
+
+void SplitLayer::setInitData(int n, const unsigned char* p)
+      {
+      memcpy((void*)&data, p, n);
+      if (gui)
+            gui->init();
+      }
+
+//---------------------------------------------------------
+//   inst
+//---------------------------------------------------------
+
+static Mempi* instantiate(const char* name, const MempiHost* h)
+      {
+      return new SplitLayer(name, h);
+      }
+
+extern "C" {
+      static MEMPI descriptor = {
+            "SplitLayer",
+            "MusE Midi Splits and Layers",
+            "0.1",      // version string
+            MEMPI_FILTER,
+            MEMPI_MAJOR_VERSION, MEMPI_MINOR_VERSION,
+            instantiate
+            };
+
+      const MEMPI* mempi_descriptor() { return &descriptor; }
+      }
+
diff --git a/muse/midiplugins/splitlayer/splitlayer.h b/muse/midiplugins/splitlayer/splitlayer.h
new file mode 100644
index 00000000..cc548a5b
--- /dev/null
+++ b/muse/midiplugins/splitlayer/splitlayer.h
@@ -0,0 +1,68 @@
+//=============================================================================
+//  MusE
+//  Linux Music Editor
+//  $Id:$
+//
+//  Copyright (C) 2006 by Werner Schweer
+//
+//  This program is free software; you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License version 2.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program; if not, write to the Free Software
+//  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//=============================================================================
+
+#ifndef __METRONOM_H__
+#define __METRONOM_H__
+
+#include "../libmidiplugin/mempi.h"
+
+static const int MIDI_CHANNELS = 16;
+
+//---------------------------------------------------------
+//   SplitLayer   - splits and layers for midi input
+//---------------------------------------------------------
+
+class SplitLayer : public Mempi {
+
+   protected:
+      struct InitData {
+            int startVelo[MIDI_CHANNELS];
+            int endVelo[MIDI_CHANNELS];
+            int startPitch[MIDI_CHANNELS];
+            int endPitch[MIDI_CHANNELS];
+            int pitchOffset[MIDI_CHANNELS];
+            } data;
+
+      bool learnMode;
+      int learnChannel;
+      bool learnStartPitch;
+
+      SplitLayerGui* gui;
+      friend class SplitLayerGui;
+
+      virtual void process(unsigned, unsigned, MidiEventList*, MidiEventList*);
+
+   public:
+      SplitLayer(const char* name, const MempiHost*);
+      ~SplitLayer();
+      virtual bool init();
+
+      virtual bool hasGui() const      { return true;             }
+      virtual bool guiVisible() const  { return gui->isVisible(); }
+      virtual void showGui(bool val)   { gui->setShown(val);      }
+      virtual void getGeometry(int* x, int* y, int* w, int* h) const;
+      virtual void setGeometry(int, int, int, int);
+
+      virtual void getInitData(int*, const unsigned char**) const;
+      virtual void setInitData(int, const unsigned char*);
+      };
+
+#endif
+
diff --git a/muse/midiplugins/splitlayer/splitlayergui.cpp b/muse/midiplugins/splitlayer/splitlayergui.cpp
new file mode 100644
index 00000000..c6578736
--- /dev/null
+++ b/muse/midiplugins/splitlayer/splitlayergui.cpp
@@ -0,0 +1,201 @@
+//=============================================================================
+//  MusE
+//  Linux Music Editor
+//  $Id:$
+//
+//  Copyright (C) 2006 by Werner Schweer
+//
+//  This program is free software; you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License version 2.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program; if not, write to the Free Software
+//  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//=============================================================================
+
+#include "splitlayergui.h"
+#include "splitlayer.h"
+#include "gui.h"
+
+//---------------------------------------------------------
+//   SplitLayerGui
+//---------------------------------------------------------
+
+SplitLayerGui::SplitLayerGui(SplitLayer* f, QWidget* parent)
+  : QWidget(parent)
+      {
+      sl = f;
+      QGridLayout* grid = new QGridLayout;
+      grid->setSpacing(1);
+      setLayout(grid);
+      QSignalMapper* m1 = new QSignalMapper(this);
+      QSignalMapper* m2 = new QSignalMapper(this);
+      QSignalMapper* m3 = new QSignalMapper(this);
+      connect(m1, SIGNAL(mapped(int)), SLOT(startPitchChanged(int)));
+      connect(m2, SIGNAL(mapped(int)), SLOT(endPitchChanged(int)));
+      connect(m3, SIGNAL(mapped(int)), SLOT(pitchOffsetChanged(int)));
+      for (int i = 0; i < MIDI_CHANNELS; ++i) {
+            QLabel* l = new QLabel(QString("Ch %1").arg(i+1));
+            grid->addWidget(l, i, 0);
+
+            p1[i] = new Awl::PitchEdit(0);
+            p1[i]->setToolTip(tr("start pitch for split"));
+            connect(p1[i], SIGNAL(valueChanged(int)), m1, SLOT(map()));
+            m1->setMapping(p1[i], i);
+
+            a1[i] = new QAction(this);
+            a1[i]->setToolTip(tr("enable learn mode for start pitch"));
+            a1[i]->setCheckable(true);
+            QIcon icon;
+            icon.addFile(":/xpm/recordOn.svg",  ICON_SIZE, QIcon::Normal, QIcon::On);
+            icon.addFile(":/xpm/recordOff.svg", ICON_SIZE, QIcon::Normal, QIcon::Off);
+            a1[i]->setIcon(icon);
+            a1[i]->setData(i);
+            QToolButton* rb1  = new QToolButton;
+            rb1->setDefaultAction(a1[i]);
+            connect(rb1, SIGNAL(triggered(QAction*)), SLOT(learnStartPitch(QAction*)));
+
+            p2[i] = new Awl::PitchEdit(0);
+            p1[i]->setToolTip(tr("end pitch for split"));
+            connect(p2[i], SIGNAL(valueChanged(int)), m2, SLOT(map()));
+            m2->setMapping(p2[i], i);
+
+            a2[i] = new QAction(this);
+            a2[i]->setToolTip(tr("enable learn mode for end pitch"));
+            a2[i]->setCheckable(true);
+            a2[i]->setIcon(icon);
+            a2[i]->setData(i);
+            QToolButton* rb2  = new QToolButton;
+            rb2->setDefaultAction(a2[i]);
+            connect(rb2, SIGNAL(triggered(QAction*)), SLOT(learnEndPitch(QAction*)));
+
+            p3[i] = new Awl::PitchEdit(0);
+            p1[i]->setToolTip(tr("pitch offset for split"));
+            p3[i]->setDeltaMode(true);
+            connect(p3[i], SIGNAL(valueChanged(int)), m3, SLOT(map()));
+            m3->setMapping(p3[i], i);
+
+            grid->addWidget(p1[i], i, 1);
+            grid->addWidget(rb1, i, 2);
+            grid->addWidget(p2[i], i, 3);
+            grid->addWidget(rb2, i, 4);
+            grid->addWidget(p3[i], i, 5);
+            }
+      int filedes[2];         // 0 - reading   1 - writing
+      if (pipe(filedes) == -1) {
+            perror("SplitLayerGui:creating pipe");
+            exit(-1);
+            }
+      fd2 = filedes[0];
+      fd1 = filedes[1];
+      
+      QSocketNotifier* socket = new QSocketNotifier(fd2, 
+         QSocketNotifier::Read, this);
+      connect(socket, SIGNAL(activated(int)), SLOT(resetLearnMode(int)));
+      init();
+      }
+
+//---------------------------------------------------------
+//   init
+//---------------------------------------------------------
+
+void SplitLayerGui::init()
+      {
+      for (int i = 0; i < MIDI_CHANNELS; ++i) {
+            p1[i]->setValue(sl->data.startPitch[i]);
+            p2[i]->setValue(sl->data.endPitch[i]);
+            p3[i]->setValue(sl->data.pitchOffset[i]);
+            }
+      }
+
+//---------------------------------------------------------
+//   learStartPitch
+//---------------------------------------------------------
+
+void SplitLayerGui::learnStartPitch(QAction* a)
+      {
+      sl->learnChannel = a->data().toInt();
+      sl->learnStartPitch = false;
+      sl->learnMode = true;
+      for (int i = 0; i < MIDI_CHANNELS; ++i) {
+            if (a != a1[i])
+                  a1[i]->setChecked(false);
+            if (a != a2[i])
+                  a2[i]->setChecked(false);
+            }
+      }
+
+//---------------------------------------------------------
+//   learnEndPitch
+//---------------------------------------------------------
+
+void SplitLayerGui::learnEndPitch(QAction* a)
+      {
+      sl->learnChannel = a->data().toInt();
+      sl->learnStartPitch = false;
+      sl->learnMode = true;
+      for (int i = 0; i < MIDI_CHANNELS; ++i) {
+            if (a != a1[i])
+                  a1[i]->setChecked(false);
+            if (a != a2[i])
+                  a2[i]->setChecked(false);
+            }
+      }
+
+//---------------------------------------------------------
+//   startPitchChanged
+//---------------------------------------------------------
+
+void SplitLayerGui::startPitchChanged(int n)
+      {
+      sl->data.startPitch[n] = p1[n]->value();
+      }
+
+//---------------------------------------------------------
+//   endPitchChanged
+//---------------------------------------------------------
+
+void SplitLayerGui::endPitchChanged(int n)
+      {
+      sl->data.endPitch[n] = p2[n]->value();
+      }
+
+//---------------------------------------------------------
+//   pitchOffsetChanged
+//---------------------------------------------------------
+
+void SplitLayerGui::pitchOffsetChanged(int n)
+      {
+      sl->data.pitchOffset[n] = p3[n]->value();
+      }
+
+//---------------------------------------------------------
+//   resetLearnMode
+//---------------------------------------------------------
+
+void SplitLayerGui::resetLearnMode(int fd)
+      {
+      char buffer[16];
+      read(fd, buffer, 16);
+
+      for (int i = 0; i < MIDI_CHANNELS; ++i) {
+            a1[i]->setChecked(false);
+            a2[i]->setChecked(false);
+            }
+      init();
+      }
+
+//---------------------------------------------------------
+//   sendResetLearnMode
+//---------------------------------------------------------
+
+void SplitLayerGui::sendResetLearnMode()
+      {
+      write(fd1, "X", 1);
+      }
+
diff --git a/muse/midiplugins/splitlayer/splitlayergui.h b/muse/midiplugins/splitlayer/splitlayergui.h
new file mode 100644
index 00000000..2d10ec4b
--- /dev/null
+++ b/muse/midiplugins/splitlayer/splitlayergui.h
@@ -0,0 +1,58 @@
+//=============================================================================
+//  MusE
+//  Linux Music Editor
+//  $Id:$
+//
+//  Copyright (C) 2006 by Werner Schweer
+//
+//  This program is free software; you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License version 2.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program; if not, write to the Free Software
+//  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//=============================================================================
+
+#ifndef __SPLITLAYERGUI_H__
+#define __SPLITLAYERGUI_H__
+
+#include "awl/pitchedit.h"
+
+class SplitLayer;
+
+//---------------------------------------------------------
+//   SplitLayerGui
+//---------------------------------------------------------
+
+class SplitLayerGui : public QWidget {
+      Q_OBJECT
+      SplitLayer* sl;
+
+      Awl::PitchEdit* p1[16];
+      Awl::PitchEdit* p2[16];
+      Awl::PitchEdit* p3[16];
+      QAction* a1[16];
+      QAction* a2[16];
+      int fd1, fd2;
+
+   private slots:
+      void learnStartPitch(QAction*);
+      void learnEndPitch(QAction*);
+      void startPitchChanged(int);
+      void endPitchChanged(int);
+      void pitchOffsetChanged(int);
+      void resetLearnMode(int);
+
+   public:
+      SplitLayerGui(SplitLayer*, QWidget* parent=0);
+      void init();
+      void sendResetLearnMode();
+      };
+
+#endif
+