diff --git a/src/engine/config.cpp b/src/engine/config.cpp
index f404c0a4..862cd4c0 100644
--- a/src/engine/config.cpp
+++ b/src/engine/config.cpp
@@ -36,12 +36,20 @@
 #define CONFIG_FILE "/furnace.cfg"
 #endif
 
+#ifdef IS_MOBILE
+#ifdef HAVE_SDL2
+#include <SDL.h>
+#else
+#error "Furnace mobile requires SDL2!"
+#endif
+#endif
+
 void DivEngine::initConfDir() {
 #ifdef _WIN32
   // maybe move this function in here instead?
   configPath=getWinConfigPath();
-#elif defined (IS_MOBILE)
-  configPath=SDL_GetPrefPath();
+#elif defined(IS_MOBILE)
+  configPath=SDL_GetPrefPath("tildearrow","furnace");
 #else
 #ifdef __HAIKU__
   char userSettingsDir[PATH_MAX];
diff --git a/src/engine/dispatchContainer.cpp b/src/engine/dispatchContainer.cpp
index 8d8db5c5..158bce4e 100644
--- a/src/engine/dispatchContainer.cpp
+++ b/src/engine/dispatchContainer.cpp
@@ -218,10 +218,12 @@ void DivDispatchContainer::init(DivSystem sys, DivEngine* eng, int chanCount, do
       break;
     case DIV_SYSTEM_C64_6581:
       dispatch=new DivPlatformC64;
+      ((DivPlatformC64*)dispatch)->setFP(eng->getConfInt("c64Core",1)==1);
       ((DivPlatformC64*)dispatch)->setChipModel(true);
       break;
     case DIV_SYSTEM_C64_8580:
       dispatch=new DivPlatformC64;
+      ((DivPlatformC64*)dispatch)->setFP(eng->getConfInt("c64Core",1)==1);
       ((DivPlatformC64*)dispatch)->setChipModel(false);
       break;
     case DIV_SYSTEM_YM2151:
diff --git a/src/engine/engine.cpp b/src/engine/engine.cpp
index cee47e41..a39d88f8 100644
--- a/src/engine/engine.cpp
+++ b/src/engine/engine.cpp
@@ -1141,7 +1141,7 @@ void DivEngine::swapChannels(int src, int dest) {
   String prevChanName=curSubSong->chanName[src];
   String prevChanShortName=curSubSong->chanShortName[src];
   bool prevChanShow=curSubSong->chanShow[src];
-  bool prevChanCollapse=curSubSong->chanCollapse[src];
+  unsigned char prevChanCollapse=curSubSong->chanCollapse[src];
 
   curSubSong->chanName[src]=curSubSong->chanName[dest];
   curSubSong->chanShortName[src]=curSubSong->chanShortName[dest];
@@ -1446,25 +1446,44 @@ bool DivEngine::swapSystem(int src, int dest, bool preserveOrder) {
       }
     }
 
+    // swap channels
     logV("swap list:");
     for (int i=0; i<tchans; i++) {
       logV("- %d -> %d",unswappedChannels[i],swappedChannels[i]);
     }
 
-    // swap channels
-    bool allComplete=false;
-    while (!allComplete) {
-      logD("doing swap...");
-      allComplete=true;
-      for (int i=0; i<tchans; i++) {
-        if (unswappedChannels[i]!=swappedChannels[i]) {
-          swapChannels(i,swappedChannels[i]);
-          allComplete=false;
-          logD("> %d -> %d",unswappedChannels[i],unswappedChannels[swappedChannels[i]]);
-          unswappedChannels[i]^=unswappedChannels[swappedChannels[i]];
-          unswappedChannels[swappedChannels[i]]^=unswappedChannels[i];
-          unswappedChannels[i]^=unswappedChannels[swappedChannels[i]];
+    for (size_t i=0; i<song.subsong.size(); i++) {
+      DivOrders prevOrders=song.subsong[i]->orders;
+      DivPattern* prevPat[DIV_MAX_CHANS][256];
+      unsigned char prevEffectCols[DIV_MAX_CHANS];
+      String prevChanName[DIV_MAX_CHANS];
+      String prevChanShortName[DIV_MAX_CHANS];
+      bool prevChanShow[DIV_MAX_CHANS];
+      unsigned char prevChanCollapse[DIV_MAX_CHANS];
+
+      for (int j=0; j<tchans; j++) {
+        for (int k=0; k<256; k++) {
+          prevPat[j][k]=song.subsong[i]->pat[j].data[k];
         }
+        prevEffectCols[j]=song.subsong[i]->pat[j].effectCols;
+
+        prevChanName[j]=song.subsong[i]->chanName[j];
+        prevChanShortName[j]=song.subsong[i]->chanShortName[j];
+        prevChanShow[j]=song.subsong[i]->chanShow[j];
+        prevChanCollapse[j]=song.subsong[i]->chanCollapse[j];
+      }
+
+      for (int j=0; j<tchans; j++) {
+        for (int k=0; k<256; k++) {
+          song.subsong[i]->orders.ord[j][k]=prevOrders.ord[swappedChannels[j]][k];
+          song.subsong[i]->pat[j].data[k]=prevPat[swappedChannels[j]][k];
+        }
+
+        song.subsong[i]->pat[j].effectCols=prevEffectCols[swappedChannels[j]];
+        song.subsong[i]->chanName[j]=prevChanName[swappedChannels[j]];
+        song.subsong[i]->chanShortName[j]=prevChanShortName[swappedChannels[j]];
+        song.subsong[i]->chanShow[j]=prevChanShow[swappedChannels[j]];
+        song.subsong[i]->chanCollapse[j]=prevChanCollapse[swappedChannels[j]];
       }
     }
   }
@@ -1648,7 +1667,7 @@ void DivEngine::playSub(bool preserveDrift, int goalRow) {
     }
   }
   int oldOrder=curOrder;
-  while (playing && curRow<goalRow) {
+  while (playing && (curRow<goalRow || ticks>1)) {
     if (nextTick(preserveDrift)) {
       skipping=false;
       return;
diff --git a/src/engine/fileOps.cpp b/src/engine/fileOps.cpp
index 61192b01..7dc98a27 100644
--- a/src/engine/fileOps.cpp
+++ b/src/engine/fileOps.cpp
@@ -4346,14 +4346,25 @@ SafeWriter* DivEngine::saveDMF(unsigned char version) {
     }
   }
 
+  bool relWarning=false;
+
   for (int i=0; i<getChannelCount(sys); i++) {
     w->writeC(curPat[i].effectCols);
 
     for (int j=0; j<curSubSong->ordersLen; j++) {
       DivPattern* pat=curPat[i].getPattern(curOrders->ord[i][j],false);
       for (int k=0; k<curSubSong->patLen; k++) {
-        w->writeS(pat->data[k][0]); // note
-        w->writeS(pat->data[k][1]); // octave
+        if ((pat->data[k][0]==101 || pat->data[k][0]==102) && pat->data[k][1]==0) {
+          w->writeS(100);
+          w->writeS(0);
+          if (!relWarning) {
+            relWarning=true;
+            addWarning("note/macro release will be converted to note off!");
+          }
+        } else {
+          w->writeS(pat->data[k][0]); // note
+          w->writeS(pat->data[k][1]); // octave
+        }
         w->writeS(pat->data[k][3]); // volume
 #ifdef TA_BIG_ENDIAN
         for (int l=0; l<curPat[i].effectCols*2; l++) {
diff --git a/src/engine/macroInt.h b/src/engine/macroInt.h
index ad761ba5..5208dc54 100644
--- a/src/engine/macroInt.h
+++ b/src/engine/macroInt.h
@@ -50,7 +50,7 @@ struct DivMacroStruct {
     finished(false),
     will(false),
     linger(false),
-    began(false),
+    began(true),
     mode(0) {}
 };
 
diff --git a/src/engine/platform/ay.cpp b/src/engine/platform/ay.cpp
index 0b275cb5..b99994a4 100644
--- a/src/engine/platform/ay.cpp
+++ b/src/engine/platform/ay.cpp
@@ -69,6 +69,14 @@ const char* regCheatSheetAY8914[]={
   NULL
 };
 
+// taken from ay8910.cpp
+const int sunsoftVolTable[32]={
+  103350, 73770, 52657, 37586, 32125, 27458, 24269, 21451,
+  18447, 15864, 14009, 12371, 10506,  8922,  7787,  6796,
+  5689,  4763,  4095,  3521,  2909,  2403,  2043,  1737,
+  1397,  1123,   925,   762,   578,   438,   332,   251
+};
+
 const char** DivPlatformAY8910::getRegisterSheet() {
   return intellivision?regCheatSheetAY8914:regCheatSheetAY;
 }
@@ -134,27 +142,33 @@ void DivPlatformAY8910::acquire(short* bufL, short* bufR, size_t start, size_t l
     regPool[w.addr&0x0f]=w.val;
     writes.pop();
   }
-  ay->sound_stream_update(ayBuf,len);
   if (sunsoft) {
     for (size_t i=0; i<len; i++) {
-      bufL[i+start]=ayBuf[0][i];
+      ay->sound_stream_update(ayBuf,1);
+      bufL[i+start]=ayBuf[0][0];
       bufR[i+start]=bufL[i+start];
-    }
-  } else if (stereo) {
-    for (size_t i=0; i<len; i++) {
-      bufL[i+start]=ayBuf[0][i]+ayBuf[1][i];
-      bufR[i+start]=ayBuf[1][i]+ayBuf[2][i];
+
+      oscBuf[0]->data[oscBuf[0]->needle++]=sunsoftVolTable[31-(ay->lastIndx&31)]>>3;
+      oscBuf[1]->data[oscBuf[1]->needle++]=sunsoftVolTable[31-((ay->lastIndx>>5)&31)]>>3;
+      oscBuf[2]->data[oscBuf[2]->needle++]=sunsoftVolTable[31-((ay->lastIndx>>10)&31)]>>3;
     }
   } else {
-    for (size_t i=0; i<len; i++) {
-      bufL[i+start]=ayBuf[0][i]+ayBuf[1][i]+ayBuf[2][i];
-      bufR[i+start]=bufL[i+start];
+    ay->sound_stream_update(ayBuf,len);
+    if (stereo) {
+      for (size_t i=0; i<len; i++) {
+        bufL[i+start]=ayBuf[0][i]+ayBuf[1][i];
+        bufR[i+start]=ayBuf[1][i]+ayBuf[2][i];
+      }
+    } else {
+      for (size_t i=0; i<len; i++) {
+        bufL[i+start]=ayBuf[0][i]+ayBuf[1][i]+ayBuf[2][i];
+        bufR[i+start]=bufL[i+start];
+      }
     }
-  }
-
-  for (int ch=0; ch<3; ch++) {
-    for (size_t i=0; i<len; i++) {
-      oscBuf[ch]->data[oscBuf[ch]->needle++]=ayBuf[ch][i];
+    for (int ch=0; ch<3; ch++) {
+      for (size_t i=0; i<len; i++) {
+        oscBuf[ch]->data[oscBuf[ch]->needle++]=ayBuf[ch][i];
+      }
     }
   }
 }
diff --git a/src/engine/platform/c64.cpp b/src/engine/platform/c64.cpp
index 9825f189..ad111347 100644
--- a/src/engine/platform/c64.cpp
+++ b/src/engine/platform/c64.cpp
@@ -19,9 +19,10 @@
 
 #include "c64.h"
 #include "../engine.h"
+#include "sound/c64_fp/siddefs-fp.h"
 #include <math.h>
 
-#define rWrite(a,v) if (!skipRegisterWrites) {sid.write(a,v); regPool[(a)&0x1f]=v; if (dumpWrites) {addWrite(a,v);} }
+#define rWrite(a,v) if (!skipRegisterWrites) {if (isFP) {sid_fp.write(a,v);} else {sid.write(a,v);}; regPool[(a)&0x1f]=v; if (dumpWrites) {addWrite(a,v);} }
 
 #define CHIP_FREQBASE 524288
 
@@ -63,15 +64,25 @@ const char** DivPlatformC64::getRegisterSheet() {
 }
 
 void DivPlatformC64::acquire(short* bufL, short* bufR, size_t start, size_t len) {
-  int dcOff=sid.get_dc(0);
+  int dcOff=isFP?0:sid.get_dc(0);
   for (size_t i=start; i<start+len; i++) {
-    sid.clock();
-    bufL[i]=sid.output();
-    if (++writeOscBuf>=8) {
-      writeOscBuf=0;
-      oscBuf[0]->data[oscBuf[0]->needle++]=(sid.last_chan_out[0]-dcOff)>>5;
-      oscBuf[1]->data[oscBuf[1]->needle++]=(sid.last_chan_out[1]-dcOff)>>5;
-      oscBuf[2]->data[oscBuf[2]->needle++]=(sid.last_chan_out[2]-dcOff)>>5;
+    if (isFP) {
+      sid_fp.clock(4,&bufL[i]);
+      if (++writeOscBuf>=4) {
+        writeOscBuf=0;
+        oscBuf[0]->data[oscBuf[0]->needle++]=(sid_fp.lastChanOut[0]-dcOff)>>5;
+        oscBuf[1]->data[oscBuf[1]->needle++]=(sid_fp.lastChanOut[1]-dcOff)>>5;
+        oscBuf[2]->data[oscBuf[2]->needle++]=(sid_fp.lastChanOut[2]-dcOff)>>5;
+      }
+    } else {
+      sid.clock();
+      bufL[i]=sid.output();
+      if (++writeOscBuf>=16) {
+        writeOscBuf=0;
+        oscBuf[0]->data[oscBuf[0]->needle++]=(sid.last_chan_out[0]-dcOff)>>5;
+        oscBuf[1]->data[oscBuf[1]->needle++]=(sid.last_chan_out[1]-dcOff)>>5;
+        oscBuf[2]->data[oscBuf[2]->needle++]=(sid.last_chan_out[2]-dcOff)>>5;
+      }
     }
   }
 }
@@ -405,7 +416,11 @@ int DivPlatformC64::dispatch(DivCommand c) {
 
 void DivPlatformC64::muteChannel(int ch, bool mute) {
   isMuted[ch]=mute;
-  sid.set_is_muted(ch,mute);
+  if (isFP) {
+    sid_fp.mute(ch,mute);
+  } else {
+    sid.set_is_muted(ch,mute);
+  }
 }
 
 void DivPlatformC64::forceIns() {
@@ -462,13 +477,21 @@ bool DivPlatformC64::getWantPreNote() {
   return true;
 }
 
+float DivPlatformC64::getPostAmp() {
+  return isFP?3.0f:1.0f;
+}
+
 void DivPlatformC64::reset() {
   for (int i=0; i<3; i++) {
     chan[i]=DivPlatformC64::Channel();
     chan[i].std.setEngine(parent);
   }
 
-  sid.reset();
+  if (isFP) {
+    sid_fp.reset();
+  } else {
+    sid.reset();
+  }
   memset(regPool,0,32);
 
   rWrite(0x18,0x0f);
@@ -490,12 +513,24 @@ void DivPlatformC64::poke(std::vector<DivRegWrite>& wlist) {
 
 void DivPlatformC64::setChipModel(bool is6581) {
   if (is6581) {
-    sid.set_chip_model(MOS6581);
+    if (isFP) {
+      sid_fp.setChipModel(reSIDfp::MOS6581);
+    } else {
+      sid.set_chip_model(MOS6581);
+    }
   } else {
-    sid.set_chip_model(MOS8580);
+    if (isFP) {
+      sid_fp.setChipModel(reSIDfp::MOS8580);
+    } else {
+      sid.set_chip_model(MOS8580);
+    }
   }
 }
 
+void DivPlatformC64::setFP(bool fp) {
+  isFP=fp;
+}
+
 void DivPlatformC64::setFlags(unsigned int flags) {
   switch (flags&0xf) {
     case 0x0: // NTSC C64
@@ -513,6 +548,10 @@ void DivPlatformC64::setFlags(unsigned int flags) {
   for (int i=0; i<3; i++) {
     oscBuf[i]->rate=rate/16;
   }
+  if (isFP) {
+    rate/=4;
+    sid_fp.setSamplingParameters(chipClock,reSIDfp::DECIMATE,rate,0);
+  }
 }
 
 int DivPlatformC64::init(DivEngine* p, int channels, int sugRate, unsigned int flags) {
diff --git a/src/engine/platform/c64.h b/src/engine/platform/c64.h
index 79963597..7587730b 100644
--- a/src/engine/platform/c64.h
+++ b/src/engine/platform/c64.h
@@ -23,6 +23,7 @@
 #include "../dispatch.h"
 #include "../macroInt.h"
 #include "sound/c64/sid.h"
+#include "sound/c64_fp/SID.h"
 
 class DivPlatformC64: public DivDispatch {
   struct Channel {
@@ -76,12 +77,17 @@ class DivPlatformC64: public DivDispatch {
   unsigned char filtControl, filtRes, vol;
   unsigned char writeOscBuf;
   int filtCut, resetTime;
+  bool isFP;
 
   SID sid;
+  reSIDfp::SID sid_fp;
   unsigned char regPool[32];
 
   friend void putDispatchChan(void*,int,int);
 
+  void acquire_classic(short* bufL, short* bufR, size_t start, size_t len);
+  void acquire_fp(short* bufL, short* bufR, size_t start, size_t len);
+
   void updateFilter();
   public:
     void acquire(short* bufL, short* bufR, size_t start, size_t len);
@@ -98,6 +104,7 @@ class DivPlatformC64: public DivDispatch {
     void notifyInsChange(int ins);
     bool getDCOffRequired();
     bool getWantPreNote();
+    float getPostAmp();
     DivMacroInt* getChanMacroInt(int ch);
     void notifyInsDeletion(void* ins);
     void poke(unsigned int addr, unsigned short val);
@@ -105,6 +112,7 @@ class DivPlatformC64: public DivDispatch {
     const char** getRegisterSheet();
     int init(DivEngine* parent, int channels, int sugRate, unsigned int flags);
     void setChipModel(bool is6581);
+    void setFP(bool fp);
     void quit();
     ~DivPlatformC64();
 };
diff --git a/src/engine/platform/nes.cpp b/src/engine/platform/nes.cpp
index c4376b12..38f17e05 100644
--- a/src/engine/platform/nes.cpp
+++ b/src/engine/platform/nes.cpp
@@ -115,11 +115,11 @@ void DivPlatformNES::acquire_puNES(short* bufL, short* bufR, size_t start, size_
     bufL[i]=sample;
     if (++writeOscBuf>=32) {
       writeOscBuf=0;
-      oscBuf[0]->data[oscBuf[0]->needle++]=nes->S1.output<<11;
-      oscBuf[1]->data[oscBuf[1]->needle++]=nes->S2.output<<11;
-      oscBuf[2]->data[oscBuf[2]->needle++]=nes->TR.output<<11;
-      oscBuf[3]->data[oscBuf[3]->needle++]=nes->NS.output<<11;
-      oscBuf[4]->data[oscBuf[4]->needle++]=nes->DMC.output<<8;
+      oscBuf[0]->data[oscBuf[0]->needle++]=isMuted[0]?0:(nes->S1.output<<11);
+      oscBuf[1]->data[oscBuf[1]->needle++]=isMuted[1]?0:(nes->S2.output<<11);
+      oscBuf[2]->data[oscBuf[2]->needle++]=isMuted[2]?0:(nes->TR.output<<11);
+      oscBuf[3]->data[oscBuf[3]->needle++]=isMuted[3]?0:(nes->NS.output<<11);
+      oscBuf[4]->data[oscBuf[4]->needle++]=isMuted[4]?0:(nes->DMC.output<<8);
     }
   }
 }
diff --git a/src/engine/platform/sound/ay8910.cpp b/src/engine/platform/sound/ay8910.cpp
index 2c11b6e3..c7be503e 100644
--- a/src/engine/platform/sound/ay8910.cpp
+++ b/src/engine/platform/sound/ay8910.cpp
@@ -924,6 +924,7 @@ float ay8910_device::mix_3D()
 			indx |= tone_mask | (m_vol_enabled[chan] ? tone_volume(tone) << (chan*5) : 0);
 		}
 	}
+  lastIndx=indx;
 	return m_vol3d_table[indx];
 }
 
@@ -1359,6 +1360,7 @@ unsigned char ay8910_device::ay8910_read_ym()
 
 void ay8910_device::device_reset()
 {
+  lastIndx=0;
 	ay8910_reset_ym();
 }
 
diff --git a/src/engine/platform/sound/ay8910.h b/src/engine/platform/sound/ay8910.h
index 314383f5..6f4c6f31 100644
--- a/src/engine/platform/sound/ay8910.h
+++ b/src/engine/platform/sound/ay8910.h
@@ -146,6 +146,8 @@ public:
 		double m_Kn[32];
 	};
 
+  int lastIndx;
+
 	// internal interface for PSG component of YM device
 	// FIXME: these should be private, but vector06 accesses them directly
 
diff --git a/src/engine/platform/sound/c64_fp/SID.h b/src/engine/platform/sound/c64_fp/SID.h
index 05ad83c3..85b6a4e4 100644
--- a/src/engine/platform/sound/c64_fp/SID.h
+++ b/src/engine/platform/sound/c64_fp/SID.h
@@ -132,7 +132,7 @@ private:
      *
      * @return the output sample
      */
-    int output() const;
+    int output();
 
     /**
      * Calculate the numebr of cycles according to current parameters
@@ -146,6 +146,8 @@ public:
     SID();
     ~SID();
 
+    int lastChanOut[3];
+
     /**
      * Set chip model.
      *
@@ -312,12 +314,16 @@ void SID::ageBusValue(unsigned int n)
 }
 
 RESID_INLINE
-int SID::output() const
+int SID::output()
 {
     const int v1 = voice[0]->output(voice[2]->wave());
     const int v2 = voice[1]->output(voice[0]->wave());
     const int v3 = voice[2]->output(voice[1]->wave());
 
+    lastChanOut[0]=v1;
+    lastChanOut[1]=v2;
+    lastChanOut[2]=v3;
+
     return externalFilter->clock(filter->clock(v1, v2, v3));
 }
 
diff --git a/src/engine/platform/swan.cpp b/src/engine/platform/swan.cpp
index 6d295453..9db46d14 100644
--- a/src/engine/platform/swan.cpp
+++ b/src/engine/platform/swan.cpp
@@ -59,7 +59,8 @@ void DivPlatformSwan::acquire(short* bufL, short* bufR, size_t start, size_t len
         DivSample* s=parent->getSample(dacSample);
         if (s->samples<=0) {
           dacSample=-1;
-          continue;
+          dacPeriod=0;
+          break;
         }
         rWrite(0x09,(unsigned char)s->data8[dacPos++]+0x80);
         if (s->isLoopable() && dacPos>=(unsigned int)s->loopEnd) {
diff --git a/src/gui/doAction.cpp b/src/gui/doAction.cpp
index f899d8aa..ba6fc74e 100644
--- a/src/gui/doAction.cpp
+++ b/src/gui/doAction.cpp
@@ -1298,6 +1298,32 @@ void FurnaceGUI::doAction(int what) {
       MARK_MODIFIED;
       break;
     }
+    case GUI_ACTION_SAMPLE_CREATE_WAVE: {
+      if (curSample<0 || curSample>=(int)e->song.sample.size()) break;
+      DivSample* sample=e->song.sample[curSample];
+      SAMPLE_OP_BEGIN;
+      if (end-start<1) {
+        showError("select at least one sample!");
+      } else if (end-start>256) {
+        showError("maximum size is 256 samples!");
+      } else {
+        curWave=e->addWave();
+        if (curWave==-1) {
+          showError("too many wavetables!");
+        } else {
+          DivWavetable* wave=e->song.wave[curWave];
+          wave->min=0;
+          wave->max=255;
+          wave->len=end-start;
+          for (unsigned int i=start; i<end; i++) {
+            wave->data[i-start]=(sample->data8[i]&0xff)^0x80;
+          }
+          nextWindow=GUI_WINDOW_WAVE_EDIT;
+          MARK_MODIFIED;
+        }
+      }
+      break;
+    }
 
     case GUI_ACTION_ORDERS_UP:
       if (curOrder>0) {
diff --git a/src/gui/gui.h b/src/gui/gui.h
index 042d3042..adb364dd 100644
--- a/src/gui/gui.h
+++ b/src/gui/gui.h
@@ -533,6 +533,7 @@ enum FurnaceGUIActions {
   GUI_ACTION_SAMPLE_ZOOM_AUTO,
   GUI_ACTION_SAMPLE_MAKE_INS,
   GUI_ACTION_SAMPLE_SET_LOOP,
+  GUI_ACTION_SAMPLE_CREATE_WAVE,
   GUI_ACTION_SAMPLE_MAX,
 
   GUI_ACTION_ORDERS_MIN,
diff --git a/src/gui/guiConst.cpp b/src/gui/guiConst.cpp
index 54620487..b5e98c0e 100644
--- a/src/gui/guiConst.cpp
+++ b/src/gui/guiConst.cpp
@@ -655,6 +655,7 @@ const FurnaceGUIActionDef guiActions[GUI_ACTION_MAX]={
   D("SAMPLE_ZOOM_AUTO", "Toggle auto-zoom", FURKMOD_CMD|SDLK_0),
   D("SAMPLE_MAKE_INS", "Create instrument from sample", 0),
   D("SAMPLE_SET_LOOP", "Set loop to selection", FURKMOD_CMD|SDLK_l),
+  D("SAMPLE_CREATE_WAVE", "Create wavetable from selection", FURKMOD_CMD|SDLK_w),
   D("SAMPLE_MAX", "", NOT_AN_ACTION),
 
   D("ORDERS_MIN", "---Orders", NOT_AN_ACTION),
diff --git a/src/gui/sampleEdit.cpp b/src/gui/sampleEdit.cpp
index ff307210..9fc5141e 100644
--- a/src/gui/sampleEdit.cpp
+++ b/src/gui/sampleEdit.cpp
@@ -1338,6 +1338,9 @@ void FurnaceGUI::drawSampleEdit() {
           if (ImGui::MenuItem("set loop to selection",BIND_FOR(GUI_ACTION_SAMPLE_SET_LOOP))) {
             doAction(GUI_ACTION_SAMPLE_SET_LOOP);
           }
+          if (ImGui::MenuItem("create wavetable from selection",BIND_FOR(GUI_ACTION_SAMPLE_CREATE_WAVE))) {
+            doAction(GUI_ACTION_SAMPLE_CREATE_WAVE);
+          }
           ImGui::EndPopup();
         }