From b703eab295330e6f81564fbb39a10a1a2fdd2f54 Mon Sep 17 00:00:00 2001
From: Robert Jonsson <spamatica@gmail.com>
Date: Sun, 27 Dec 2009 11:30:35 +0000
Subject: moved old qt4 branch

---
 .../synti/simpledrums/simpledrums.cpp              | 1719 ++++++++++++++++++++
 1 file changed, 1719 insertions(+)
 create mode 100644 muse_qt4_evolution/synti/simpledrums/simpledrums.cpp

(limited to 'muse_qt4_evolution/synti/simpledrums/simpledrums.cpp')

diff --git a/muse_qt4_evolution/synti/simpledrums/simpledrums.cpp b/muse_qt4_evolution/synti/simpledrums/simpledrums.cpp
new file mode 100644
index 00000000..93be946d
--- /dev/null
+++ b/muse_qt4_evolution/synti/simpledrums/simpledrums.cpp
@@ -0,0 +1,1719 @@
+//
+// C++ Implementation: simplesynth
+//
+// Description:
+//
+//
+// Author: Mathias Lundgren <lunar_shuttle@users.sf.net>, (C) 2004
+//
+// Copyright: See COPYING file that comes with this distribution
+//
+//
+
+#include "muse/midictrl.h"
+#include "muse/midi.h"
+#include "libsynti/midievent.h"
+#include "simpledrums.h"
+// #include <qstring.h>
+#include <samplerate.h>
+
+const char* SimpleSynth::synth_state_descr[] =
+      {
+      "SS_INITIALIZING",
+      "SS_LOADING_SAMPLE",
+      "SS_CLEARING_SAMPLE",
+      "SS_RUNNING"
+      };
+
+const char* SimpleSynth::channel_state_descr[] =
+      {
+      "SS_CHANNEL_INACTIVE",
+      "SS_SAMPLE_PLAYING"
+      };
+
+#define SWITCH_SYNTH_STATE(state)\
+synth_state = state; \
+if (SS_DEBUG_STATE) \
+      fprintf (stderr, "SS STATE: %s\n", SimpleSynth::synth_state_descr[state]);
+
+#define SWITCH_CHAN_STATE(ch, s)\
+channels[ch].state = s; \
+if (SS_DEBUG_STATE) \
+      fprintf (stderr, "SS CHAN %d STATE: %s\n", ch, SimpleSynth::channel_state_descr[s]);
+
+#define SS_CHANNEL_VOLUME_QUOT 100.0
+#define SS_MASTER_VOLUME_QUOT  100.0
+int SS_samplerate;
+
+#define SS_LOG_MAX   0
+#define SS_LOG_MIN -10
+#define SS_LOG_OFFSET SS_LOG_MIN
+
+
+//
+// Map plugin parameter on domain [SS_PLUGIN_PARAM_MIN, SS_PLUGIN_PARAM_MAX] to domain [SS_LOG_MIN, SS_LOG_MAX] (log domain)
+//
+float SS_map_pluginparam2logdomain(int pluginparam_val)
+      {
+      float scale = (float) (SS_LOG_MAX - SS_LOG_MIN)/ (float) SS_PLUGIN_PARAM_MAX;
+      float scaled = (float) pluginparam_val * scale;
+      float mapped = scaled + SS_LOG_OFFSET;
+      return mapped;
+      }
+//
+// Map plugin parameter on domain to domain [SS_LOG_MIN, SS_LOG_MAX] to [SS_PLUGIN_PARAM_MIN, SS_PLUGIN_PARAM_MAX]  (from log-> [0,127])
+// (inverse func to the above)
+int SS_map_logdomain2pluginparam(float pluginparam_log)
+      {
+      float mapped = pluginparam_log - SS_LOG_OFFSET;
+      float scale = (float) SS_PLUGIN_PARAM_MAX / (float) (SS_LOG_MAX - SS_LOG_MIN);
+      int scaled  = (int) round(mapped * scale);
+      return scaled;
+      }
+
+//---------------------------------------------------------
+//   SimpleSynth
+//---------------------------------------------------------
+SimpleSynth::SimpleSynth(int sr)
+      : Mess(SS_AUDIO_CHANNELS)
+      {
+      SS_TRACE_IN
+      SS_samplerate = sr;
+      SS_initPlugins();
+
+      simplesynth_ptr = this;
+      master_vol = 100.0 / SS_MASTER_VOLUME_QUOT;
+      master_vol_ctrlval = 100;
+
+      //initialize
+      for (int i=0; i<SS_NR_OF_CHANNELS; i++) {
+            channels[i].sample = 0;
+            channels[i].playoffset = 0;
+            channels[i].noteoff_ignore = false;
+            channels[i].volume = (double) (100.0/SS_CHANNEL_VOLUME_QUOT );
+            channels[i].volume_ctrlval = 100;
+            channels[i].pan = 64;
+            channels[i].balanceFactorL = 1.0;
+            channels[i].balanceFactorR = 1.0;
+            SWITCH_CHAN_STATE(i, SS_CHANNEL_INACTIVE);
+            channels[i].channel_on = false;
+            for (int j=0; j<SS_NR_OF_SENDEFFECTS; j++) {
+                  channels[i].sendfxlevel[j] = 0.0;
+                  }
+            }
+
+      //Process buffer:
+      processBuffer[0] = new double[SS_PROCESS_BUFFER_SIZE]; //left
+      processBuffer[1] = new double[SS_PROCESS_BUFFER_SIZE]; //right
+
+      //Send effects
+      for (int i=0; i<SS_NR_OF_SENDEFFECTS; i++) {
+            sendFxLineOut[i][0] = new float[SS_SENDFX_BUFFER_SIZE]; //left out
+            sendFxLineOut[i][1] = new float[SS_SENDFX_BUFFER_SIZE]; //right out
+            sendFxReturn[i][0]  = new float[SS_SENDFX_BUFFER_SIZE]; //left in
+            sendFxReturn[i][1]  = new float[SS_SENDFX_BUFFER_SIZE]; //right in
+            }
+
+      for (int i=0; i<SS_NR_OF_SENDEFFECTS; i++) {
+            sendEffects[i].state       = SS_SENDFX_OFF;
+            sendEffects[i].plugin      = 0;
+            sendEffects[i].retgain     = 1.0;
+            sendEffects[i].retgain_ctrlval = 100;
+            sendEffects[i].nrofparameters = 0;
+            }
+
+      //Build controller list:
+      controllers[0].name = "Master volume";
+      controllers[0].num  = CTRL_NRPN14_OFFSET;
+      controllers[0].min  = 0;
+      controllers[0].max  = 127;
+
+      int i=1;
+      for (int ch=0; ch<SS_NR_OF_CHANNELS; ch++) {
+            QString c1 = "Channel " + QString::number(ch + 1) + " volume";
+            QString c2 = "Channel " + QString::number(ch + 1) + " pan";
+            QString c3 = "Channel " + QString::number(ch + 1) + " noteoff ignore";
+            QString c4 = "Channel " + QString::number(ch + 1) + " on/off";
+            QString c5 = "Channel " + QString::number(ch + 1) + " fx send 1";
+            QString c6 = "Channel " + QString::number(ch + 1) + " fx send 2";
+            QString c7 = "Channel " + QString::number(ch + 1) + " fx send 3";
+            QString c8 = "Channel " + QString::number(ch + 1) + " fx send 4";
+            controllers[i].name = c1.toLatin1().data();
+            controllers[i].num  = CTRL_NRPN14_OFFSET+i;
+            controllers[i].min  = 0;
+            controllers[i].max  = 127;
+
+            controllers[i+1].name = c2.toLatin1().data();
+            controllers[i+1].num  = CTRL_NRPN14_OFFSET+i+1;
+            controllers[i+1].min  = 0;
+            controllers[i+1].max  = 127;
+
+            controllers[i+2].name = c3.toLatin1().data();
+            controllers[i+2].num  = CTRL_NRPN14_OFFSET+i+2;
+            controllers[i+2].min  = 0;
+            controllers[i+2].max  = 1;
+
+            controllers[i+3].name = c4.toLatin1().data();
+            controllers[i+3].num  = CTRL_NRPN14_OFFSET+i+3;
+            controllers[i+3].min  = 0;
+            controllers[i+3].max  = 1;
+
+            controllers[i+4].name = c5.toLatin1().data();
+            controllers[i+4].num  = CTRL_NRPN14_OFFSET+i+4;
+
+            controllers[i+5].name = c6.toLatin1().data();
+            controllers[i+5].num  = CTRL_NRPN14_OFFSET+i+5;
+
+            controllers[i+6].name = c7.toLatin1().data();
+            controllers[i+6].num  = CTRL_NRPN14_OFFSET+i+6;
+
+            controllers[i+7].name = c8.toLatin1().data();
+            controllers[i+7].num  = CTRL_NRPN14_OFFSET+i+7;
+
+            controllers[i+4].min = controllers[i+5].min = controllers[i+6].min = controllers[i+7].min = 0;
+            controllers[i+4].max = controllers[i+5].max = controllers[i+6].max = controllers[i+7].max = 127;
+
+            i+=8;
+            }
+
+      for (int sfx=0; sfx<SS_NR_OF_SENDEFFECTS; sfx++) {
+            QString c1 = "Sendfx " + QString::number(sfx) + " ret gain";
+            QString c2 = "Sendfx " + QString::number(sfx) + " on/off";
+            controllers[i].name = c1.toLatin1().data();
+            controllers[i].num  = CTRL_NRPN14_OFFSET+i;
+            controllers[i].min  = 0;
+            controllers[i].max  = 127;
+
+            controllers[i+1].name = c2.toLatin1().data();
+            controllers[i+1].num  = CTRL_NRPN14_OFFSET+i+1;
+            controllers[i+1].min  = 0;
+            controllers[i+1].max  = 1;
+            i+=2;
+            }
+
+      pthread_mutex_init(&SS_LoaderMutex, NULL);
+      SS_TRACE_OUT
+      }
+
+//---------------------------------------------------------
+//   ~SimpleSynth
+//---------------------------------------------------------
+SimpleSynth::~SimpleSynth()
+      {
+      SS_TRACE_IN
+
+      // Cleanup channels and samples:
+      SS_DBG("Cleaning up sample data");
+      for (int i=0; i<SS_NR_OF_CHANNELS; i++) {
+            if (channels[i].sample) {
+                  delete[] channels[i].sample->data;
+                  delete channels[i].sample;
+                  }
+            }
+      simplesynth_ptr = NULL;
+
+      SS_DBG("Deleting pluginlist");
+      //Cleanup plugins:
+      for (iPlugin i = plugins.begin(); i != plugins.end(); ++i) {
+            delete (*i);
+            }
+      plugins.clear();
+
+      SS_DBG("Deleting sendfx buffers");
+      //Delete sendfx buffers:
+      for (int i=0; i<SS_NR_OF_SENDEFFECTS; i++) {
+            delete[] sendFxLineOut[i][0];
+            delete[] sendFxLineOut[i][1];
+            delete[] sendFxReturn[i][0];
+            delete[] sendFxReturn[i][1];
+            }
+
+      //processBuffer:
+      SS_DBG("Deleting process buffer");
+      delete[] processBuffer[0];
+      delete[] processBuffer[1];
+      SS_TRACE_OUT
+      }
+
+//---------------------------------------------------------
+//   guiVisible
+/*!
+    \fn SimpleSynth::guiVisible
+    \brief Tells if the gui is hidden or shown
+    \return true/false if gui is shown/hidden
+ */
+//---------------------------------------------------------
+bool SimpleSynth::guiVisible() const
+      {
+      SS_TRACE_IN
+      bool v = gui->isVisible();
+      SS_TRACE_OUT
+      return v;
+      }
+
+//---------------------------------------------------------
+//   hasGui
+/*!
+    \fn SimpleSynth::hasGui
+    \brief Tells if the synth has a gui or not
+    \return true if synth has gui, false it synth has no gui
+ */
+//---------------------------------------------------------
+bool SimpleSynth::hasGui() const
+      {
+      SS_TRACE_IN
+      SS_TRACE_OUT
+      return true;
+      }
+
+//---------------------------------------------------------
+//   playNote
+/*!
+    \fn SimpleSynth::playNote
+    \brief Triggers a note on (noteoffs are noteons with velo=0)
+    \param channel midi channel
+    \param pitch note pitch
+    \param velo note velocity
+    \return false for ok, true for not ok (not sure these are handled differently, but...)
+ */
+//---------------------------------------------------------
+bool SimpleSynth::playNote(int /*channel*/, int pitch, int velo)
+      {
+      SS_TRACE_IN
+      //Don't bother about channel, we're processing every playnote!
+      if ((pitch >= SS_LOWEST_NOTE) && (pitch <= SS_HIGHEST_NOTE)) {
+            bool noteOff = (velo == 0 ? 1 : 0);
+            int ch = pitch - SS_LOWEST_NOTE;
+            if(!noteOff) {
+                  if (channels[ch].sample) {
+                        //Turn on the white stuff:
+                        channels[ch].playoffset = 0;
+                        SWITCH_CHAN_STATE(ch , SS_SAMPLE_PLAYING);
+                        channels[ch].cur_velo = (double) velo / 127.0;
+                        channels[ch].gain_factor = channels[ch].cur_velo * channels[ch].volume;
+                        if (SS_DEBUG_MIDI) {
+                              printf("Playing note %d on channel %d\n", pitch, ch);
+                              }
+                        }
+                  }
+            else {
+                  //Note off:
+                  if (channels[ch].noteoff_ignore) {
+                        if (SS_DEBUG_MIDI) {
+                              printf("Note off on channel %d\n", ch);
+                              }
+                        SWITCH_CHAN_STATE(ch , SS_CHANNEL_INACTIVE);
+                        channels[ch].playoffset = 0;
+                        channels[ch].cur_velo = 0;
+                        }
+                  }
+            }
+      SS_TRACE_OUT
+      return false;
+      }
+
+//---------------------------------------------------------
+//   processEvent
+/*!
+    \fn SimpleSynth::processEvent
+    \brief All events from sequencer first shows up here and are forwarded to their correct functions
+    \param event The event sent from sequencer
+    \return false for ok, true for not ok
+ */
+//---------------------------------------------------------
+bool SimpleSynth::processEvent(const MidiEvent& ev)
+      {
+      SS_TRACE_IN
+      switch(ev.type()) {
+            case ME_CONTROLLER:
+                  if (SS_DEBUG_MIDI) {
+                        printf("SimpleSynth::processEvent - Controller. Chan: %x dataA: %x dataB: %x\n", ev.channel(), ev.dataA(), ev.dataB());
+                        for (int i=0; i< ev.len(); i++)
+                              printf("%x ", ev.data()[i]);
+                        }
+                  setController(ev.channel(), ev.dataA(), ev.dataB(), false);
+                  return true;
+            case ME_NOTEON:
+                  return playNote(ev.channel(), ev.dataA(), ev.dataB());
+            case ME_NOTEOFF:
+                  return playNote(ev.channel(), ev.dataA(), 0);
+            case ME_SYSEX:
+                  //Debug print
+                  if (SS_DEBUG_MIDI) {
+                        printf("SimpleSynth::processEvent - Sysex received\n");
+                        for (int i=0; i< ev.len(); i++)
+                              printf("%x ", ev.data()[i]);
+                        printf("\n");
+                        }
+                  return sysex(ev.len(), ev.data());
+            }
+      return false;
+      SS_TRACE_OUT
+      }
+
+//---------------------------------------------------------
+//   setController
+/*!
+    \fn SimpleSynth::setController
+    \brief Called from sequencer indirectly via SimpleSynth::processEvent
+    \brief when the synth is supposed to set a controller value
+    \param channel channel nr
+    \param id controller id
+    \param val value of controller
+    \return false for ok, true for not ok
+ */
+//---------------------------------------------------------
+bool SimpleSynth::setController(int channel, int id, int val)
+      {
+      SS_TRACE_IN
+      if (SS_DEBUG_MIDI) {
+            printf("SimpleSynth::setController - received controller on channel %d, id %d value %d\n", channel, id, val);
+            }
+
+      // Channel controllers:
+      if (id >= SS_FIRST_CHANNEL_CONTROLLER && id <= SS_LAST_CHANNEL_CONTROLLER ) {
+            // Find out which channel we're dealing with:
+            id-= SS_FIRST_CHANNEL_CONTROLLER;
+            int ch = (id / SS_NR_OF_CHANNEL_CONTROLLERS);
+            id = (id % SS_NR_OF_CHANNEL_CONTROLLERS);
+
+            switch (id) {
+                  case SS_CHANNEL_CTRL_VOLUME:
+                        if (SS_DEBUG_MIDI)
+                              printf("Received channel ctrl volume %d for channel %d\n", val, ch);
+                        channels[ch].volume_ctrlval = val;
+                        updateVolume(ch, val);
+                        break;
+                  case SS_CHANNEL_CTRL_NOFF:
+                        if (SS_DEBUG_MIDI)
+                              printf("Received ctrl noff %d for channel %d\n", val, ch);
+                        channels[ch].noteoff_ignore = val;
+                        break;
+                  case SS_CHANNEL_CTRL_PAN:
+                        {
+                        if (SS_DEBUG_MIDI)
+                              printf("Received ctrl pan %d for channel %d\n", val, ch);
+                        channels[ch].pan = val;
+                        updateBalance(ch, val);
+                        break;
+                        }
+                  case SS_CHANNEL_CTRL_ONOFF:
+                        {
+                        if (SS_DEBUG_MIDI)
+                              printf("Received ctrl onoff %d for channel %d\n", val, ch);
+
+                        if (val == false && channels[ch].channel_on == true) {
+                              SWITCH_CHAN_STATE(ch, SS_CHANNEL_INACTIVE);
+                              channels[ch].channel_on = val;
+                              }
+                        else if (val == true && channels[ch].channel_on == false) { // if it actually _was_ off:
+                              SWITCH_CHAN_STATE(ch, SS_CHANNEL_INACTIVE);
+                              channels[ch].playoffset = 0;
+                              channels[ch].channel_on = val;
+                              }
+                        break;
+                        }
+                  case SS_CHANNEL_SENDFX1:
+                  case SS_CHANNEL_SENDFX2:
+                  case SS_CHANNEL_SENDFX3:
+                  case SS_CHANNEL_SENDFX4:
+                        {
+                        int fxid = id - SS_CHANNEL_SENDFX1;
+                        channels[ch].sendfxlevel[fxid] = (double)val/127.0;
+                        break;
+                        }
+
+                  default:
+                        if (SS_DEBUG_MIDI)
+                              printf("Unknown controller received for channel %d. id=%d\n", ch, id);
+                        break;
+                  }
+            }
+      // Master controllers:
+      else if (id >= SS_FIRST_MASTER_CONTROLLER && id <= SS_LAST_MASTER_CONTROLLER) {
+            if (SS_DEBUG_MIDI)
+                  printf("Mastervol controller received: %d\n", id);
+            master_vol_ctrlval = val;
+            master_vol = (double) master_vol_ctrlval / SS_MASTER_VOLUME_QUOT;
+            }
+      // Emmm, this one should've been there in the beginning
+      else if (id == CTRL_VOLUME) {
+            if (SS_DEBUG_MIDI) {
+                  printf("Ctrl volume received: vol: %d\n", val);
+                  }
+            master_vol_ctrlval = val;
+            master_vol = (double) master_vol_ctrlval / SS_MASTER_VOLUME_QUOT;
+            //This one can't be from the gui, update gui:
+            guiUpdateMasterVol(val);
+            }
+      // Plugin controllers:
+      else if (id >= SS_FIRST_PLUGIN_CONTROLLER && id <= SS_LAST_PLUGIN_CONTROLLER) {
+
+            int fxid = (id - SS_FIRST_PLUGIN_CONTROLLER) / SS_NR_OF_PLUGIN_CONTROLLERS;
+            int cmd = (id - SS_FIRST_PLUGIN_CONTROLLER) % SS_NR_OF_PLUGIN_CONTROLLERS;
+
+            // Plugin return-gain:
+            if (cmd == SS_PLUGIN_RETURN) {
+                  if (SS_DEBUG_MIDI)
+                        printf("Ctrl fx retgain received: fxid: %d val: %d\n", fxid, val);
+                  sendEffects[fxid].retgain_ctrlval = val;
+                  sendEffects[fxid].retgain = (double) val / 75.0;
+                  }
+            // Plugin on/off:
+            else if (cmd == SS_PLUGIN_ONOFF) {
+                  if (SS_DEBUG_MIDI)
+                        printf("Ctrl fx onoff received: fxid: %d val: %d\n", fxid, val);
+                  sendEffects[fxid].state = (SS_SendFXState) val;
+                  }
+            }
+      else {
+            if (SS_DEBUG_MIDI)
+                  printf("Unknown controller received: %d\n", id);
+            }
+      SS_TRACE_OUT
+      return false;
+      }
+
+//---------------------------------------------------------
+/*!
+    \fn SimpleSynth::setController
+ */
+//---------------------------------------------------------
+bool SimpleSynth::setController(int channel, int id, int val, bool /*fromGui*/)
+      {
+      SS_TRACE_IN
+      bool ret = setController(channel, id, val); //Perhaps TODO... Separate events from the gui
+      SS_TRACE_OUT
+      return ret;
+      }
+//---------------------------------------------------------
+//   sysex
+/*!
+    \fn SimpleSynth::sysex
+    \brief Called from sequencer indirectly via SimpleSynth::processEvent
+    \param len length of the sysex data
+    \param data the sysex data
+    \return false for ok, true for not ok
+*/
+//---------------------------------------------------------
+bool SimpleSynth::sysex(int /*len*/, const unsigned char* data)
+      {
+      SS_TRACE_IN
+      int cmd = data[0];
+      switch (cmd) {
+            case SS_SYSEX_LOAD_SAMPLE:
+                  {
+                  int channel = data[1];
+                  //int l = data[2];
+                  const char* filename = (const char*)(data+3);
+                  if (SS_DEBUG_MIDI) {
+                        printf("Sysex cmd: load sample, filename %s, on channel: %d\n", filename, channel);
+                        }
+                  loadSample(channel, filename);
+                  break;
+                  }
+            case SS_SYSEX_CLEAR_SAMPLE:
+                  {
+                  int ch = data[1];
+                  clearSample(ch);
+                  break;
+                  }
+
+            case SS_SYSEX_INIT_DATA:
+                  {
+                  parseInitData(data);
+                  break;
+                  }
+
+            case SS_SYSEX_LOAD_SENDEFFECT:
+                  {
+                  int fxid = data[1];
+                  QString lib = (const char*) (data + 2);
+                  QString label = (const char*) (data + lib.length() + 3);
+                  if (SS_DEBUG_MIDI) {
+                        printf("Sysex cmd load effect: %d %s %s\n", fxid, lib.toLatin1().data(), label.toLatin1().data());
+                        }
+                  initSendEffect(fxid, lib, label);
+                  break;
+                  }
+
+            case SS_SYSEX_CLEAR_SENDEFFECT:
+                  {
+                  int fxid = data[1];
+                  if (SS_DEBUG_MIDI) {
+                        printf("Sysex cmd clear effect: %d\n", fxid);
+                        }
+                  sendEffects[fxid].state = SS_SENDFX_OFF;
+                  cleanupPlugin(fxid);
+                  sendEffects[fxid].plugin = 0;
+                  break;
+                  }
+
+            case SS_SYSEX_SET_PLUGIN_PARAMETER:
+                  {
+                  int fxid = data[1];
+                  int parameter = data[2];
+                  int val = data[3];
+                  // Write it to the plugin:
+                  float floatval = sendEffects[fxid].plugin->convertGuiControlValue(parameter, val);
+                  setFxParameter(fxid, parameter, floatval);
+                  break;
+                  }
+
+            case SS_SYSEX_GET_INIT_DATA:
+                  {
+                  int initdata_len = 0;
+                  const byte* tmp_initdata = NULL;
+                  byte* event_data = NULL;
+
+                  getInitData(&initdata_len, &tmp_initdata);
+                  int totlen = initdata_len + 1;
+
+                  event_data = new byte[initdata_len + 1];
+                  event_data[0] = SS_SYSEX_SEND_INIT_DATA;
+                  memcpy(event_data + 1, tmp_initdata, initdata_len);
+                  delete[] tmp_initdata;
+                  tmp_initdata = NULL;
+
+                  MidiEvent ev(0, ME_SYSEX, event_data, totlen);
+                  gui->writeEvent(ev);
+                  delete[] event_data;
+
+                  break;
+                  }
+
+            default:
+                  if (SS_DEBUG_MIDI)
+                        printf("Unknown sysex cmd received: %d\n", cmd);
+                  break;
+            }
+      SS_TRACE_OUT
+      return false;
+      }
+
+//---------------------------------------------------------
+//   getPatchName
+/*!
+    \fn SimpleSynth::getPatchName
+    \brief Called from host to get names of patches
+    \param index - which patchnr we're about to deliver
+    \return const char* with patchname
+ */
+//---------------------------------------------------------
+const char* SimpleSynth::getPatchName(int /*index*/, int, int) const
+      {
+      SS_TRACE_IN
+      SS_TRACE_OUT
+      return 0;
+      }
+
+//---------------------------------------------------------
+//   getPatchInfo
+/*!
+    \fn SimpleSynth::getPatchInfo
+    \brief Called from host to get info about patches
+    \param index - which patchnr we're about to deliver
+    \param patch - if this one is 0, this is the first call, otherwise keep deliver the host patches... or something
+    \return MidiPatch with patch info for host
+ */
+//---------------------------------------------------------
+const MidiPatch* SimpleSynth::getPatchInfo(int index, const MidiPatch* patch) const
+      {
+      SS_TRACE_IN
+      index = 0; patch = 0;
+      SS_TRACE_OUT
+      return 0;
+      }
+
+//---------------------------------------------------------
+//   getControllerInfo
+/*!
+    \fn SimpleSynth::getControllerInfo
+    \brief Called from host to collect info about which controllers the synth supports
+    \param index current controller number
+    \param name pointer where name is stored
+    \param controller int pointer where muse controller number is stored
+    \param min int pointer where controller min value is stored
+    \param max int pointer where controller max value is stored
+    \return 0 when done, otherwise return next desired controller index
+ */
+//---------------------------------------------------------
+int SimpleSynth::getControllerInfo(int index, const char** name, int* controller, int* min, int* max)
+      {
+      SS_TRACE_IN
+      if (index >= SS_NR_OF_CONTROLLERS) {
+            SS_TRACE_OUT
+            return 0;
+            }
+
+      *name = controllers[index].name.c_str();
+      *controller = controllers[index].num;
+      *min = controllers[index].min;
+      *max = controllers[index].max;
+
+      if (SS_DEBUG_MIDI) {
+            printf("setting controller info: index %d name %s controller %d min %d max %d\n", index, *name, *controller, *min, *max);
+            }
+      SS_TRACE_OUT
+      return (index +1);
+      }
+
+//---------------------------------------------------------
+//   process
+/*!
+    \fn SimpleSynth::process
+    \brief Realtime function where the processing actually occurs
+    \param channels - audio data
+    \param offset - sample offset
+    \param len - nr of samples to process
+ */
+//---------------------------------------------------------
+void SimpleSynth::process(float** out, int offset, int len)
+      {
+      //Process messages from the gui
+      while (gui->fifoSize()) {
+            MidiEvent ev = gui->readEvent();
+            if (ev.type() == ME_SYSEX) {
+                  sysex(ev.len(), ev.data());
+                  sendEvent(ev);
+                  }
+            else if (ev.type() == ME_CONTROLLER) {
+                  setController(ev.channel(), ev.dataA(), ev.dataB(), true);
+                  sendEvent(ev);
+                  }
+            else {
+                  if (SS_DEBUG)
+                        printf("SimpleSynth::process(): unknown event, type: %d\n", ev.type());
+                  }
+            }
+
+      if (synth_state == SS_RUNNING) {
+
+      //Temporary mix-doubles
+      double out1, out2;
+      //double ltemp, rtemp;
+      float* data;
+      // Velocity factor:
+      double gain_factor;
+
+
+      // Clear send-channels. Skips if fx not turned on
+      for (int i=0; i<SS_NR_OF_SENDEFFECTS; i++) {
+            if (sendEffects[i].state == SS_SENDFX_ON) {
+                  memset(sendFxLineOut[i][0], 0, SS_SENDFX_BUFFER_SIZE * sizeof(float));
+                  memset(sendFxLineOut[i][1], 0, SS_SENDFX_BUFFER_SIZE * sizeof(float));
+                  }
+            }
+
+
+      memset(out[0] + offset, 0, len * sizeof(float));
+      memset(out[1] + offset, 0, len * sizeof(float));
+
+      //Process 1 channel at a time
+      for (int ch=0; ch < SS_NR_OF_CHANNELS; ch++) {
+            // If channels is turned off, skip:
+            if (channels[ch].channel_on == false)
+                  continue;
+
+            //If sample isn't playing, skip:
+            if (channels[ch].state == SS_SAMPLE_PLAYING) {
+                  memset(processBuffer[0], 0, SS_PROCESS_BUFFER_SIZE * sizeof(double));
+                  memset(processBuffer[1], 0, SS_PROCESS_BUFFER_SIZE * sizeof(double));
+
+                  for (int i=0; i<len; i++) {
+                        // Current channel sample data:
+                        data = channels[ch].sample->data;
+                        gain_factor = channels[ch].gain_factor;
+                        // Current velocity factor:
+
+                        if (channels[ch].sample->channels == 2) {
+                              //
+                              // Stereo sample:
+                              //
+                              // Add from sample:
+                              out1 = (double) (data[channels[ch].playoffset] * gain_factor * channels[ch].balanceFactorL);
+                              out2 = (double) (data[channels[ch].playoffset + 1] * gain_factor * channels[ch].balanceFactorR);
+                              channels[ch].playoffset += 2;
+                              }
+                        else {
+                              //
+                              // Mono sample:
+                              //
+                              out1 = (double) (data[channels[ch].playoffset] * gain_factor * channels[ch].balanceFactorL);
+                              out2 = (double) (data[channels[ch].playoffset] * gain_factor * channels[ch].balanceFactorR);
+                              channels[ch].playoffset++;
+                              }
+
+                        processBuffer[0][i] = out1;
+                        processBuffer[1][i] = out2;
+
+                        // If send-effects tap is on, tap signal to respective lineout channel
+                        for (int j=0; j<SS_NR_OF_SENDEFFECTS; j++) {
+                              if (channels[ch].sendfxlevel[j] != 0.0) {
+                                    //If the effect has 2 inputs (stereo in):
+                                    if (sendEffects[j].inputs == 2) {
+                                          sendFxLineOut[j][0][i]+= (out1 * channels[ch].sendfxlevel[j]);
+                                          sendFxLineOut[j][1][i]+= (out2 * channels[ch].sendfxlevel[j]);
+                                          }
+                                    //If the effect is mono (1 input), only use first fxLineOut
+                                    else if (sendEffects[j].inputs == 1) {
+                                          sendFxLineOut[j][0][i]+= ((out1 + out2) * channels[ch].sendfxlevel[j] / 2.0);
+                                          }
+                                    //Effects with 0 or >2 inputs are ignored
+                                    }
+                              }
+
+                        //
+                        // If we've reached the last sample, set state to inactive
+                        //
+                        if (channels[ch].playoffset >= channels[ch].sample->samples) {
+                              SWITCH_CHAN_STATE(ch, SS_CHANNEL_INACTIVE);
+                              channels[ch].playoffset = 0;
+                              break;
+                              }
+                        }
+                        // Add contribution for this channel, for this frame, to final result:
+                        for (int i=0; i<len; i++) {
+                              out[0][i+offset]+=processBuffer[0][i];
+                              out[1][i+offset]+=processBuffer[1][i];
+                              }
+                  }
+            }
+            // Do something funny with the sendies:
+            for (int j=0; j<SS_NR_OF_SENDEFFECTS; j++) {
+                  if (sendEffects[j].state == SS_SENDFX_ON) {
+                        sendEffects[j].plugin->process(len);
+                        for (int i=0; i<len; i++) {
+                              //Effect has mono output:
+                              if (sendEffects[j].outputs == 1) {
+                                    //Add the result to both channels:
+                                    out[0][i+offset]+=((sendEffects[j].retgain * sendFxReturn[j][0][i]) / 2.0);
+                                    out[1][i+offset]+=((sendEffects[j].retgain * sendFxReturn[j][0][i]) / 2.0);
+                                    }
+                              else if (sendEffects[j].outputs == 2) {
+                                    // Effect has stereo output
+                                    out[0][i+offset]+=(sendEffects[j].retgain * sendFxReturn[j][0][i]);
+                                    out[1][i+offset]+=(sendEffects[j].retgain * sendFxReturn[j][1][i]);
+                                    }
+                              }
+                        }
+                  }
+            // Finally master gain:
+            for (int i=0; i<len; i++) {
+                  out[0][i+offset] = (out[0][i+offset] * master_vol);
+                  out[1][i+offset] = (out[1][i+offset] * master_vol);
+                  }
+            }
+      }
+
+//---------------------------------------------------------
+//   showGui
+/*!
+    \fn SimpleSynth::showGui
+    \brief Displays or hides the gui window
+    \param val true or false = gui shown or hidden
+ */
+//---------------------------------------------------------
+void SimpleSynth::showGui(bool val)
+      {
+      SS_TRACE_IN
+      gui->setShown(val);
+      SS_TRACE_OUT
+      }
+
+//---------------------------------------------------------
+/*!
+    \fn SimpleSynth::init
+    \brief Initializes the SimpleSynth
+    \param name string set to caption in the gui dialog
+    \return true if successful, false if unsuccessful
+ */
+//---------------------------------------------------------
+bool SimpleSynth::init(const char* name)
+      {
+      SS_TRACE_IN
+      SWITCH_SYNTH_STATE(SS_INITIALIZING);
+      gui = new SimpleSynthGui();
+      gui->show();
+      gui->setWindowTitle(name);
+      SWITCH_SYNTH_STATE(SS_RUNNING);
+      SS_TRACE_OUT
+      return true;
+      }
+
+//---------------------------------------------------------
+/*!
+    \fn SimpleSynth::getInitData
+    \brief Data for reinitialization of SimpleSynth when loading project
+    \param n - number of chars used in the data
+    \param data - data that is sent as a sysex to the synth on reload of project
+ */
+//---------------------------------------------------------
+void SimpleSynth::getInitData(int* n, const unsigned char** data)
+      {
+      SS_TRACE_IN
+      // Calculate length of data
+      // For each channel, we need to store volume, pan, noff, onoff
+      int len = SS_NR_OF_CHANNEL_CONTROLLERS * SS_NR_OF_CHANNELS;
+      // Sampledata: filenames len
+      for (int i=0; i<SS_NR_OF_CHANNELS; i++) {
+            if (channels[i].sample) {
+                  int filenamelen = strlen(channels[i].sample->filename.c_str()) + 2;
+                  len+=filenamelen;
+                  }
+            else
+                  len++; //Add place for SS_NO_SAMPLE
+            }
+      len+=3; // 1 place for SS_SYSEX_INIT_DATA, 1 byte for master vol, 1 byte for version data
+
+      // Effect data length
+      len++; //Add place for SS_SYSEX_INIT_DATA_VERSION, as control
+
+      for (int i=0; i<SS_NR_OF_SENDEFFECTS; i++) {
+            Plugin* plugin = sendEffects[i].plugin;
+            if (plugin) {
+                  int namelen = plugin->lib().size() + 2;
+                  int labelnamelen = plugin->label().size() + 2;
+                  len+=(namelen + labelnamelen);
+
+                  len+=3; //1 byte for nr of parameters, 1 byte for return gain, 1 byte for effect on/off
+                  len+=sendEffects[i].nrofparameters; // 1 byte for each parameter value
+                  }
+            else {
+                  len++; //place for SS_NO_PLUGIN
+                  }
+            }
+
+      // First, SS_SYSEX_INIT_DATA
+      byte* buffer = new byte[len];
+      memset(buffer, 0, len);
+      buffer[0] = SS_SYSEX_INIT_DATA;
+      buffer[1] = SS_SYSEX_INIT_DATA_VERSION;
+      if (SS_DEBUG_INIT) {
+            printf("Length of init data: %d\n", len);
+            printf("buffer[0] - SS_SYSEX_INIT_DATA: %d\n", SS_SYSEX_INIT_DATA);
+            printf("buffer[1] - SS_SYSEX_INIT_DATA_VERSION: %d\n", SS_SYSEX_INIT_DATA_VERSION);
+            }
+      int i = 2;
+      // All channels:
+      // 0       - volume ctrlval (0-127)
+      // 1       - pan (0-127)
+      // 2       - noff ignore (0-1)
+      // 3       - channel on/off (0-1)
+      // 4 - 7   - sendfx 1-4 (0-127)
+      // 8       - len of filename, n
+      // 9 - 9+n - filename
+      for (int ch=0; ch<SS_NR_OF_CHANNELS; ch++) {
+            buffer[i]   = (byte) channels[ch].volume_ctrlval;
+            buffer[i+1] = (byte) channels[ch].pan;
+            buffer[i+2] = (byte) channels[ch].noteoff_ignore;
+            buffer[i+3] = (byte) channels[ch].channel_on;
+            buffer[i+4] = (byte) round(channels[ch].sendfxlevel[0] * 127.0);
+            buffer[i+5] = (byte) round(channels[ch].sendfxlevel[1] * 127.0);
+            buffer[i+6] = (byte) round(channels[ch].sendfxlevel[2] * 127.0);
+            buffer[i+7] = (byte) round(channels[ch].sendfxlevel[3] * 127.0);
+
+            if (SS_DEBUG_INIT) {
+                  printf("Channel %d:\n", ch);
+                  printf("buffer[%d] - channels[ch].volume_ctrlval = \t%d\n", i, channels[ch].volume_ctrlval);
+                  printf("buffer[%d] - channels[ch].pan = \t\t%d\n", i+1, channels[ch].pan);
+                  printf("buffer[%d] - channels[ch].noteoff_ignore = \t%d\n", i+2, channels[ch].noteoff_ignore );
+                  printf("buffer[%d] - channels[ch].channel_on = \t%d\n", i+3, channels[ch].channel_on);
+                  for (int j= i+4; j < i+8; j++) {
+                        printf("buffer[%d] - channels[ch].sendfxlevel[%d]= \t%d\n", j, j-i-4, (int)round(channels[ch].sendfxlevel[j-i-4] * 127.0));
+                        }
+                  }
+            if (channels[ch].sample) {
+                  int filenamelen = strlen(channels[ch].sample->filename.c_str()) + 1;
+                  buffer[i+8] = (byte) filenamelen;
+                  memcpy((buffer+(i+9)), channels[ch].sample->filename.c_str(), filenamelen);
+                  if (SS_DEBUG_INIT) {
+                        printf("buffer[%d] - filenamelen: %d\n", i+8, filenamelen);
+                        printf("buffer[%d] - buffer[%d] - filename: ", (i+9), (i+9) + filenamelen - 1);
+                        for (int j = i+9; j< i+9+filenamelen; j++) {
+                              printf("%c",buffer[j]);
+                              }
+                        printf("\n");
+                        }
+                  i+= (SS_NR_OF_CHANNEL_CONTROLLERS + 1 + filenamelen);
+                  }
+            else {
+                  buffer[i+8] = SS_NO_SAMPLE;
+                  if (SS_DEBUG_INIT) {
+                        printf("buffer[%d]: SS_NO_SAMPLE: - %d\n", i+8, SS_NO_SAMPLE);
+                        }
+                  i+= (SS_NR_OF_CHANNEL_CONTROLLERS + 1);
+                  }
+            }
+      if (SS_DEBUG_INIT) {
+            printf("buffer[%d]: Master vol: - %d\n", i, master_vol_ctrlval);
+            }
+      buffer[i] = master_vol_ctrlval;
+      *(data) = buffer; *n = len;
+      i++;
+
+      //Send effects:
+      buffer[i] = SS_SYSEX_INIT_DATA_VERSION; //Just for check
+      if (SS_DEBUG_INIT) {
+            printf("buffer[%d]: Control value, SS_SYSEX_INIT_DATA_VERSION\n", i);
+            }
+
+      i++;
+      for (int j=0; j<SS_NR_OF_SENDEFFECTS; j++) {
+            if (sendEffects[j].plugin) {
+                  int labelnamelen = sendEffects[j].plugin->label().size() + 1;
+                  buffer[i] = labelnamelen;
+                  memcpy((buffer+i+1), sendEffects[j].plugin->label().toLatin1().data(), labelnamelen);
+                  if (SS_DEBUG_INIT) {
+                        printf("buffer[%d] - labelnamelen: %d\n", i, labelnamelen);
+                        printf("buffer[%d] - buffer[%d] - filename: ", (i+1), (i+1) + labelnamelen - 1);
+                        for (int k = i+1; k < i+1+labelnamelen; k++) {
+                              printf("%c",buffer[k]);
+                              }
+                        printf("\n");
+                        }
+
+                  i+=(labelnamelen + 1);
+
+                  int namelen = sendEffects[j].plugin->lib().size() + 1;
+                  buffer[i] = namelen;
+                  memcpy((buffer+i+1), sendEffects[j].plugin->lib().toLatin1().data(), namelen);
+                  if (SS_DEBUG_INIT) {
+                        printf("buffer[%d] - libnamelen : %d\n", i, namelen);
+                        printf("buffer[%d] - buffer[%d] - filename: ", (i+1), (i+1) + namelen - 1);
+                        for (int k = i+1; k < i+1+namelen; k++) {
+                              printf("%c",buffer[k]);
+                              }
+                        printf("\n");
+                        }
+
+                  i+=(namelen + 1);
+
+                  buffer[i]=sendEffects[j].nrofparameters;
+                  if (SS_DEBUG_INIT) {
+                        printf("buffer[%d]: sendEffects[%d].nrofparameters=%d\n", i, j, buffer[i]);
+                        }
+                  i++;
+
+                  buffer[i]=sendEffects[j].retgain_ctrlval;
+                  if (SS_DEBUG_INIT) {
+                        printf("buffer[%d]: sendEffects[%d].retgain_ctrlval=%d\n", i, j, buffer[i]);
+                        }
+                  i++;
+
+                  for (int k=0; k<sendEffects[j].nrofparameters; k++) {
+                        //TODO: Convert to 127-scale
+                        buffer[i] = sendEffects[j].plugin->getGuiControlValue(k);
+                        if (SS_DEBUG_INIT) {
+                              printf("buffer[%d]: sendEffects[%d].parameterval[%d]=%d\n", i, j, k, buffer[i]);
+                              }
+                        i++;
+                        }
+                  }
+            // No plugin loaded:
+            else {
+                  buffer[i] = SS_NO_PLUGIN;
+                  if (SS_DEBUG_INIT) {
+                        printf("buffer[%d]: SS_NO_PLUGIN\n", i);
+                        }
+                  i++;
+                  }
+            }
+
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::parseInitData()
+ */
+void SimpleSynth::parseInitData(const unsigned char* data)
+      {
+      SS_TRACE_IN
+      //int len = strlen((const char*)data);
+      if (SS_DEBUG_INIT) {
+            printf("buffer[1], SS_SYSEX_INIT_DATA_VERSION=%d\n", *(data+1));
+            }
+      const byte* ptr = data+2;
+      for (int ch=0; ch<SS_NR_OF_CHANNELS; ch++) {
+               channels[ch].volume_ctrlval = (byte) *(ptr);
+
+               if (SS_DEBUG_INIT) {
+                     printf("Channel %d:\n", ch);
+                     printf("buffer[%ld] - channels[ch].volume_ctrlval = \t%d\n", ptr-data, *ptr);
+                     printf("buffer[%ld] - channels[ch].pan = \t\t%d\n", ptr-data+1, *(ptr+1));
+                     printf("buffer[%ld] - channels[ch].noteoff_ignore = \t%d\n", ptr-data+2, *(ptr+2));
+                     printf("buffer[%ld] - channels[ch].channel_on = \t%d\n", ptr-data+3, *(ptr+3));
+                     }
+               updateVolume(ch, *(ptr));
+               guiUpdateVolume(ch, *(ptr));
+
+               channels[ch].pan = *(ptr+1);
+               updateBalance(ch, *(ptr+1));
+               guiUpdateBalance(ch, *(ptr+1));
+
+               channels[ch].noteoff_ignore = *(ptr+2);
+               guiUpdateNoff(ch, *(ptr+2));
+
+               channels[ch].channel_on = *(ptr+3);
+               guiUpdateChoff(ch, *(ptr+3));
+
+               ptr+=4;
+
+               for (int i=0; i<4; i++) {
+                     channels[ch].sendfxlevel[i] = (float) (*(ptr)/127.0);
+                     guiUpdateSendFxLevel(ch, i, *(ptr));
+                     ptr++;
+                     }
+
+               bool hasSample = *(ptr);
+               ptr++;
+
+               channels[ch].sample = 0;
+               channels[ch].playoffset = 0;
+               SWITCH_CHAN_STATE(ch, SS_CHANNEL_INACTIVE);
+               if (SS_DEBUG_INIT) {
+                     printf("parseInitData: channel %d, volume: %f pan: %d bfL %f bfR %f chON %d s1: %f s2: %f s3: %f s4: %f\n",
+                              ch,
+                              channels[ch].volume,
+                              channels[ch].pan,
+                              channels[ch].balanceFactorL,
+                              channels[ch].balanceFactorR,
+                              channels[ch].channel_on,
+                              channels[ch].sendfxlevel[0],
+                              channels[ch].sendfxlevel[1],
+                              channels[ch].sendfxlevel[2],
+                              channels[ch].sendfxlevel[3]
+                              );
+                     }
+               if (hasSample) {
+                     std::string filenametmp = (const char*) ptr;
+                     ptr+= strlen(filenametmp.c_str()) + 1;
+                     //printf("We should load %s\n", filenametmp.c_str());
+                     loadSample(ch, filenametmp.c_str());
+                     }
+               else {
+                     //Clear sample
+                     clearSample(ch);
+                     guiNotifySampleCleared(ch);
+                     }
+               }
+      //Master vol:
+      master_vol_ctrlval = *(ptr);
+      master_vol = (double) master_vol_ctrlval / SS_MASTER_VOLUME_QUOT;
+      guiUpdateMasterVol(master_vol_ctrlval);
+      if (SS_DEBUG_INIT) {
+                  printf("Master vol: %d\n", master_vol_ctrlval);
+                  }
+      ptr++;
+
+      // Effects:
+      if (*(ptr) != SS_SYSEX_INIT_DATA_VERSION) {
+            fprintf(stderr, "Error loading init data - control byte not found. Skipping...\n");
+            SS_TRACE_OUT
+            return;
+            }
+      ptr++;
+
+      for (int i=0; i<SS_NR_OF_SENDEFFECTS; i++) {
+            if (SS_DEBUG_INIT)
+                  printf("buffer[%ld] - sendeffect[%d], labelnamelen=%d\n", ptr-data, i, *ptr);
+            int labelnamelen = *(ptr);
+
+            if (labelnamelen != SS_NO_PLUGIN) {
+                  ptr++;
+                  std::string labelnametmp = (const char*) ptr;
+                  ptr+= labelnamelen;
+
+                  //int libnamelen = *(ptr);
+                  ptr++;
+                  std::string libnametmp = (const char*) ptr;
+                  ptr+= strlen(libnametmp.c_str()) + 1;
+
+
+                  initSendEffect(i, libnametmp.c_str(), labelnametmp.c_str());
+                  //initSendEffect(0, "cmt", "freeverb3");
+
+                  byte params = *(ptr);
+                  byte retgain = *(ptr+1);
+                  ptr+=2;
+
+                  sendEffects[i].nrofparameters = params;
+
+                  sendEffects[i].retgain_ctrlval = retgain;
+                  sendEffects[i].retgain = retgain;
+                  sendEffects[i].retgain = (double) retgain/ 75.0;
+                  MidiEvent ev(0, 0, ME_CONTROLLER, SS_PLUGIN_RETURNLEVEL_CONTROLLER(i), retgain);
+                  gui->writeEvent(ev);
+
+                  for (int j=0; j<params; j++) {
+                        if (SS_DEBUG_INIT)
+                              printf("buffer[%ld] - sendeffect[%d], parameter[%d]=%d\n", ptr-data, i, j, *ptr);
+                        setFxParameter(i, j, sendEffects[i].plugin->convertGuiControlValue(j, *(ptr)));
+                        ptr++;
+                        }
+                  }
+            else {
+                  if (sendEffects[i].plugin)
+                        cleanupPlugin(i);
+                  ptr++;
+                  }
+            }
+
+      SS_TRACE_OUT
+      }
+
+/*!
+    \fn SimpleSynth::loadSample(int chno, const char* filename)
+ */
+bool SimpleSynth::loadSample(int chno, const char* filename)
+      {
+      SS_TRACE_IN
+      SS_Channel* ch = &channels[chno];
+
+      // Thread stuff:
+      SS_SampleLoader* loader = new SS_SampleLoader;
+      loader->channel = ch;
+      loader->filename = std::string(filename);
+      loader->ch_no   = chno;
+      if (SS_DEBUG) {
+            printf("Loader filename is: %s\n", filename);
+            }
+      pthread_t sampleThread;
+      pthread_attr_t* attributes = (pthread_attr_t*) malloc(sizeof(pthread_attr_t));
+      pthread_attr_init(attributes);
+      pthread_attr_setdetachstate(attributes, PTHREAD_CREATE_DETACHED);
+      if (pthread_create(&sampleThread, attributes, ::loadSampleThread, (void*) loader)) {
+            perror("creating thread failed:");
+            pthread_attr_destroy(attributes);
+            delete loader;
+            return false;
+            }
+
+      pthread_attr_destroy(attributes);
+      SS_TRACE_OUT
+      return true;
+      }
+
+/*!
+    \fn loadSampleThread(void* p)
+    \brief Since process needs to respond withing a certain time, loading of samples need to be done in a separate thread
+ */
+static void* loadSampleThread(void* p)
+      {
+      SS_TRACE_IN
+      pthread_mutex_lock(&SS_LoaderMutex);
+
+      // Crit section:
+      SS_State prevState = synth_state;
+      SWITCH_SYNTH_STATE(SS_LOADING_SAMPLE);
+      SS_SampleLoader* loader = (SS_SampleLoader*) p;
+      SS_Channel* ch = loader->channel;
+      int ch_no      = loader->ch_no;
+
+      if (ch->sample) {
+            delete[] ch->sample->data;
+            delete ch->sample;
+            }
+      ch->sample = new SS_Sample;
+      SS_Sample* smp = ch->sample;
+
+      SNDFILE* sf;
+      const char* filename = loader->filename.c_str();
+      SF_INFO sfi;
+
+      if (SS_DEBUG)
+            printf("loadSampleThread: filename = %s\n", filename);
+
+      sf = sf_open(filename, SFM_READ, &sfi);
+      if (sf == 0) {
+            fprintf(stderr,"Error opening file: %s\n", filename);
+            SWITCH_SYNTH_STATE(prevState);
+            simplesynth_ptr->guiSendSampleLoaded(false, loader->ch_no, filename);
+            delete ch->sample; ch->sample = 0;
+            delete loader;
+            pthread_mutex_unlock(&SS_LoaderMutex);
+            SS_TRACE_OUT
+            pthread_exit(0);
+            }
+
+      //Print some info:
+      if (SS_DEBUG) {
+            printf("Sample info:\n");
+            printf("Frames: \t%ld\n", (long) sfi.frames);
+            printf("Channels: \t%d\n", sfi.channels);
+            printf("Samplerate: \t%d\n", sfi.samplerate);
+            }
+
+      //
+      // Allocate and read the thingie
+      //
+
+      // If current samplerate is the same as MusE's:
+      if (SS_samplerate == sfi.samplerate) {
+            smp->data = new float[sfi.channels * sfi.frames];
+            sf_count_t n = sf_readf_float(sf, smp->data, sfi.frames);
+            smp->frames = sfi.frames;
+            smp->samples = (n * sfi.channels);
+            smp->channels = sfi.channels;
+            if (SS_DEBUG) {
+                  printf("%ld frames read\n", (long) n);
+                  }
+            }
+      else  // otherwise, resample:
+      {
+            smp->channels = sfi.channels;
+            // Get new nr of frames:
+            double srcratio = (double) SS_samplerate/ (double) sfi.samplerate;
+            smp->frames = (long) floor(((double) sfi.frames * srcratio));
+            smp->frames = (sfi.channels == 1 ? smp->frames * 2 : smp->frames ); // Double nr of new frames if mono->stereo
+            smp->samples = smp->frames * smp->channels;
+
+            if (SS_DEBUG) {
+                  printf("Resampling from %ld frames to %ld frames - srcration: %lf\n", sfi.frames, smp->frames, srcratio);
+                  printf("Nr of new samples: %ld\n", smp->samples);
+                  }
+
+            // Read to temporary:
+            float temp[sfi.frames * sfi.channels];
+            int frames_read = sf_readf_float(sf, temp, sfi.frames);
+            if (frames_read != sfi.frames) {
+                  fprintf(stderr,"Error reading sample %s\n", filename);
+                  simplesynth_ptr->guiSendSampleLoaded(false, loader->ch_no, filename);
+                  sf_close(sf);
+                  SWITCH_SYNTH_STATE(prevState);
+                  delete ch->sample; ch->sample = 0;
+                  delete loader;
+                  pthread_mutex_unlock(&SS_LoaderMutex);
+                  pthread_exit(0);
+                  SS_TRACE_OUT
+                  }
+
+            // Allocate mem for the new one
+            smp->data = new float[smp->frames * smp->channels];
+            memset(smp->data, 0, sizeof(float)* smp->frames * smp->channels);
+
+            // libsamplerate & co (secret rabbits in the code!)
+            SRC_DATA srcdata;
+            srcdata.data_in  = temp;
+            srcdata.data_out = smp->data;
+            srcdata.input_frames  = sfi.frames;
+            srcdata.output_frames = smp->frames;
+            srcdata.src_ratio = (double) SS_samplerate / (double) sfi.samplerate;
+
+            if (SS_DEBUG) {
+                  printf("Converting sample....\n");
+                  }
+
+            if (src_simple(&srcdata, SRC_SINC_BEST_QUALITY, sfi.channels)) {
+                  SS_ERROR("Error when resampling, ignoring current sample");
+                  //TODO: deallocate and stuff
+                  }
+            else if (SS_DEBUG) {
+                  printf("Sample converted. %ld input frames used, %ld output frames generated\n",
+                           srcdata.input_frames_used,
+                           srcdata.output_frames_gen);
+                  }
+         }
+      //Just close the dam thing
+      sf_close(sf);
+      SWITCH_SYNTH_STATE(prevState);
+      ch->sample->filename = loader->filename;
+      simplesynth_ptr->guiSendSampleLoaded(true, ch_no, filename);
+      delete loader;
+      pthread_mutex_unlock(&SS_LoaderMutex);
+      SS_TRACE_OUT
+      pthread_exit(0);
+      }
+
+
+static Mess* instantiate(int sr, const char* name)
+      {
+      printf("SimpleSynth sampleRate %d\n", sr);
+      SimpleSynth* synth = new SimpleSynth(sr);
+      if (!synth->init(name)) {
+            delete synth;
+            synth = 0;
+            }
+      return synth;
+      }
+
+
+/*!
+    \fn SimpleSynth::updateBalance(int pan)
+ */
+void SimpleSynth::updateBalance(int ch, int val)
+      {
+      SS_TRACE_IN
+      channels[ch].pan = val;
+
+      // Balance:
+      channels[ch].balanceFactorL = 1.0;
+      channels[ch].balanceFactorR = 1.0;
+      double offset = 0;
+      int dev = val - 64;
+      offset = (double) dev / 64.0;
+      if (offset < 0) {
+            channels[ch].balanceFactorR = 1.0 + offset;
+            }
+      else {
+            channels[ch].balanceFactorL = 1.0 - offset;
+            }
+
+      if (SS_DEBUG_MIDI)
+            printf("balanceFactorL %f balanceFactorR %f\n", channels[ch].balanceFactorL, channels[ch].balanceFactorR);
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::updateVolume(int invol_ctrlval)
+ */
+void SimpleSynth::updateVolume(int ch, int invol_ctrlval)
+      {
+      SS_TRACE_IN
+      channels[ch].volume = (double)invol_ctrlval/ (double) SS_CHANNEL_VOLUME_QUOT;
+      channels[ch].volume_ctrlval = invol_ctrlval;
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::guiUpdateBalance(int ch, int bal)
+ */
+void SimpleSynth::guiUpdateBalance(int ch, int bal)
+      {
+      SS_TRACE_IN
+      MidiEvent ev(0, ch, ME_CONTROLLER, SS_CHANNEL_PAN_CONTROLLER(ch), bal);
+      gui->writeEvent(ev);
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::guiUpdateVolume(int ch, int val)
+ */
+void SimpleSynth::guiUpdateVolume(int ch, int val)
+      {
+      SS_TRACE_IN
+      MidiEvent ev(0, 0, ME_CONTROLLER, SS_CHANNEL_VOLUME_CONTROLLER(ch), val);
+      gui->writeEvent(ev);
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::guiUpdateNoff(bool b)
+ */
+void SimpleSynth::guiUpdateNoff(int ch, bool b)
+      {
+      SS_TRACE_IN
+      MidiEvent ev(0, 0, ME_CONTROLLER, SS_CHANNEL_NOFF_CONTROLLER(ch), b);
+      gui->writeEvent(ev);
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::guiUpdateChoff(int ch, bool b)
+ */
+void SimpleSynth::guiUpdateChoff(int ch, bool b)
+      {
+      SS_TRACE_IN
+      MidiEvent ev(0, 0, ME_CONTROLLER, SS_CHANNEL_ONOFF_CONTROLLER(ch), b);
+      gui->writeEvent(ev);
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::guiUpdateMasterVol(int val)
+ */
+void SimpleSynth::guiUpdateMasterVol(int val)
+      {
+      SS_TRACE_IN
+      MidiEvent ev(0, 0, ME_CONTROLLER, SS_MASTER_CTRL_VOLUME, val);
+      gui->writeEvent(ev);
+      SS_TRACE_OUT
+      }
+
+/*!
+    \fn SimpleSynth::guiUpdateSendFxLevel(int fxid, int level)
+ */
+void SimpleSynth::guiUpdateSendFxLevel(int channel, int fxid, int level)
+      {
+      SS_TRACE_IN
+      MidiEvent ev(0, 0, ME_CONTROLLER, SS_CHANNEL_SENDFX_CONTROLLER(channel, fxid), level);
+      gui->writeEvent(ev);
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::guiSendSampleLoaded(int ch, const char* filename)
+ */
+void SimpleSynth::guiSendSampleLoaded(bool success, int ch, const char* filename)
+      {
+      SS_TRACE_IN
+      int len = strlen(filename) + 3; //2 + filenamelen + 1;
+      byte out[len];
+
+      if (success) {
+            out[0] = SS_SYSEX_LOAD_SAMPLE_OK;
+            }
+      else {
+            out[0] = SS_SYSEX_LOAD_SAMPLE_ERROR;
+            }
+      out[1] = ch;
+      memcpy(out+2, filename, strlen(filename)+1);
+      MidiEvent ev(0, ME_SYSEX, out, len);
+      gui->writeEvent(ev);
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::guiSendError(const char* errorstring)
+ */
+void SimpleSynth::guiSendError(const char* errorstring)
+      {
+      SS_TRACE_IN
+      byte out[strlen(errorstring)+2];
+      out[0] = SS_SYSEX_ERRORMSG;
+      memcpy(out+1, errorstring, strlen(errorstring) +1);
+      SS_TRACE_OUT
+      }
+
+extern "C"
+      {
+      static MESS descriptor = {
+            "SimpleSynth",
+            "Mathias Lundgren (lunar_shuttle@users.sf.net)",
+            "0.1",      //Version string
+            MESS_MAJOR_VERSION, MESS_MINOR_VERSION,
+            instantiate,
+            };
+      const MESS* mess_descriptor() { return &descriptor; }
+      }
+
+
+/*!
+    \fn SimpleSynth::initSendEffect(int sendeffectid, QString lib, QString name)
+ */
+bool SimpleSynth::initSendEffect(int id, QString lib, QString name)
+      {
+      SS_TRACE_IN
+      bool success = false;
+      if (sendEffects[id].plugin) {
+            //Cleanup if one was already there:
+            cleanupPlugin(id);
+            }
+      sendEffects[id].plugin  = (LadspaPlugin*) plugins.find(lib, name);
+      LadspaPlugin* plugin = sendEffects[id].plugin;
+      if (plugin) { //We found one
+
+            sendEffects[id].inputs  = plugin->inports();
+            sendEffects[id].outputs = plugin->outports();
+
+            if (plugin->instantiate()) {
+                  SS_DBG2("Plugin instantiated", name.toLatin1().data());
+                  SS_DBG_I("Parameters", plugin->parameter());
+                  SS_DBG_I("No of inputs", plugin->inports());
+                  SS_DBG_I("No of outputs",plugin->outports());
+                  SS_DBG_I("Inplace-capable", plugin->inPlaceCapable());
+
+                  // Connect inputs/outputs:
+                  // If single output/input, only use first channel in sendFxLineOut/sendFxReturn
+                  SS_DBG("Connecting ports...");
+                  plugin->connectInport(0, sendFxLineOut[id][0]);
+                  if (plugin->inports() == 2)
+                        plugin->connectInport(1, sendFxLineOut[id][1]);
+                  else if (plugin->inports() > 2) {
+                        fprintf(stderr, "Plugin has more than 2 inputs, not supported\n");
+                        }
+
+                  plugin->connectOutport(0, sendFxReturn[id][0]);
+                  if (plugin->outports() == 2)
+                        plugin->connectOutport(1, sendFxReturn[id][1]);
+                  else if (plugin->outports() > 2) {
+                        fprintf(stderr, "Plugin has more than 2 outputs, not supported\n");
+                        }
+                  SS_DBG("Ports connected");
+                  if (plugin->start()) {
+                        sendEffects[id].state = SS_SENDFX_ON;
+                        success = true;
+
+                        int n = plugin->parameter();
+                        sendEffects[id].nrofparameters = n;
+
+                        // This is not nice, but freeverb doesn't want to play until some values are set:
+                        if (name == "freeverb3") {
+                              setFxParameter(id, 2, 0.5);
+                              setFxParameter(id, 3, 0.5);
+                              setFxParameter(id, 4, 0.5);
+                              guiUpdateFxParameter(id, 2, 0.5);
+                              guiUpdateFxParameter(id, 3, 0.5);
+                              guiUpdateFxParameter(id, 4, 0.5);
+                              }
+                        }
+                  //TODO: cleanup if failed
+                  }
+            }
+      //Notify gui
+      int len = 3;
+      byte out[len];
+      out[0] = SS_SYSEX_LOAD_SENDEFFECT_OK;
+      out[1] = id;
+      int j=0;
+      for (iPlugin i = plugins.begin(); i!=plugins.end(); i++, j++) {
+            if ((*i)->lib() == plugin->lib() && (*i)->label() == plugin->label()) {
+                  out[2] = j;
+                  MidiEvent ev(0, ME_SYSEX, out, len);
+                  gui->writeEvent(ev);
+                  }
+            }
+
+      if (!success) {
+            QString errorString = "Error loading plugin \"" + plugin->label() + "\"";
+            guiSendError(errorString.toLatin1().data());
+            }
+      return success;
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::setSendFxLevel(int channel, int effectid, double val)
+ */
+void SimpleSynth::setSendFxLevel(int channel, int effectid, double val)
+      {
+      SS_TRACE_IN
+      channels[channel].sendfxlevel[effectid] = val;
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::cleanupPlugin(int id)
+ */
+void SimpleSynth::cleanupPlugin(int id)
+      {
+      SS_TRACE_IN
+      LadspaPlugin* plugin = sendEffects[id].plugin;
+      plugin->stop();
+      SS_DBG2("Stopped fx", plugin->label().toLatin1().data());
+      sendEffects[id].nrofparameters = 0;
+      sendEffects[id].state = SS_SENDFX_OFF;
+      sendEffects[id].plugin = 0;
+
+      byte d[2];
+      d[0] = SS_SYSEX_CLEAR_SENDEFFECT_OK;
+      d[1] = id;
+      MidiEvent ev(0, ME_SYSEX, d, 2);
+      gui->writeEvent(ev);
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::setFxParameter(int fxid, int param, float val)
+    \brief Set fx-parameter on plugin and notify gui
+ */
+void SimpleSynth::setFxParameter(int fxid, int param, float val)
+      {
+      SS_TRACE_IN
+      LadspaPlugin* plugin = sendEffects[fxid].plugin;
+      if (SS_DEBUG_LADSPA) {
+            printf("Setting fx parameter: %f\n", val);
+            }
+      plugin->setParam(param, val);
+      //sendEffects[fxid].parameter[param] = val;
+      //guiUpdateFxParameter(fxid, param, val);
+      SS_TRACE_OUT
+      }
+
+
+
+/*!
+    \fn SimpleSynth::guiUpdateFxParameter(int fxid, int param, float val)
+    \brief Notify gui of changed fx-parameter
+ */
+void SimpleSynth::guiUpdateFxParameter(int fxid, int param, float val)
+      {
+      SS_TRACE_IN
+      LadspaPlugin* plugin = sendEffects[fxid].plugin;
+      float min, max;
+      plugin->range(param, &min, &max);
+      //offset:
+      val-= min;
+
+      int intval = plugin->getGuiControlValue(param);
+      /*if (plugin->isLog(param)) {
+            intval = SS_map_logdomain2pluginparam(logf(val/(max - min) + min));
+            }
+      else if (plugin->isBool(param)) {
+            intval = (int) val;
+            }
+      else {
+            float scale = SS_PLUGIN_PARAM_MAX / (max - min);
+            intval = (int) ((val - min) * scale);
+            }*/
+      if (SS_DEBUG_MIDI) {
+            printf("Updating gui, fx parameter. fxid=%d, param=%d val=%d\n", fxid, param, intval);
+            }
+
+      byte d[4];
+      d[0] = SS_SYSEX_SET_PLUGIN_PARAMETER_OK;
+      d[1] = fxid;
+      d[2] = param;
+      d[3] = intval;
+      MidiEvent ev(0, ME_SYSEX, d, 4);
+      gui->writeEvent(ev);
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::clearSample(int ch)
+    \brief Clears a sample (actually clears a channel)
+ */
+void SimpleSynth::clearSample(int ch)
+      {
+      SS_TRACE_IN
+      if (channels[ch].sample) {
+            if (SS_DEBUG)
+                  printf("Clearing sample on channel %d\n", ch);
+            SS_State prevstate = synth_state;
+            SWITCH_CHAN_STATE(ch, SS_CHANNEL_INACTIVE);
+            SWITCH_SYNTH_STATE(SS_CLEARING_SAMPLE);
+            if (channels[ch].sample->data) {
+                  delete[] channels[ch].sample->data;
+                  channels[ch].sample->data = 0;
+                  }
+            if (channels[ch].sample) {
+                  delete channels[ch].sample;
+                  channels[ch].sample = 0;
+                  }
+            SWITCH_SYNTH_STATE(prevstate);
+            guiNotifySampleCleared(ch);
+            if (SS_DEBUG) {
+                  printf("Clear sample - sample cleared on channel %d\n", ch);
+                  }
+            }
+      SS_TRACE_OUT
+      }
+
+
+/*!
+    \fn SimpleSynth::guiNotifySampleCleared(int ch)
+ */
+void SimpleSynth::guiNotifySampleCleared(int ch)
+      {
+      SS_TRACE_IN
+      byte d[2];
+      d[0] = SS_SYSEX_CLEAR_SAMPLE_OK;
+      d[1] = (byte) ch;
+      MidiEvent ev(0, ME_SYSEX, d, 2);
+      gui->writeEvent(ev);
+      SS_TRACE_OUT
+      }
-- 
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