Merge branch 'master' of github.com:tildearrow/furnace

TODO.md

@@ -5,5 +5,4 @@
 - (maybe) YM2612 CSM (no DualPCM)
 - port presets to new format
 - bug fixes
-- (maybe) ExtCh FM macros?
 - (maybe) advanced linear arpeggio? (run arp+slide simultaneously)

src/engine/dispatch.h

@@ -532,6 +532,13 @@ class DivDispatch {
      */
     virtual size_t getSampleMemCapacity(int index = 0);
 
+    /**
+     * get sample memory name.
+     * @param index the memory index.
+     * @return a name, or NULL if it doesn't have any name in particular.
+     */
+    virtual const char* getSampleMemName(int index=0);
+
     /**
      * Get sample memory usage.
      * @param index the memory index.
@@ -550,8 +557,9 @@ class DivDispatch {
 
     /**
      * Render samples into sample memory.
+     * @param sysID the chip's index in the chip list.
      */
-    virtual void renderSamples();
+    virtual void renderSamples(int sysID);
 
     /**
      * initialize this DivDispatch.

src/engine/engine.cpp

@@ -1315,7 +1315,7 @@ void DivEngine::renderSamples() {
   // step 2: render samples to dispatch
   for (int i=0; i<song.systemLen; i++) {
     if (disCont[i].dispatch!=NULL) {
-      disCont[i].dispatch->renderSamples();
+      disCont[i].dispatch->renderSamples(i);
     }
   }
 }

src/engine/platform/abstract.cpp

@@ -152,15 +152,20 @@ size_t DivDispatch::getSampleMemCapacity(int index) {
   return 0;
 }
 
+const char* DivDispatch::getSampleMemName(int index) {
+  return NULL;
+}
+
 size_t DivDispatch::getSampleMemUsage(int index) {
   return 0;
 }
 
 bool DivDispatch::isSampleLoaded(int index, int sample) {
+  printf("you are calling.\n");
   return false;
 }
 
-void DivDispatch::renderSamples() {
+void DivDispatch::renderSamples(int sysID) {
   
 }
 

src/engine/platform/msm6258.cpp

@@ -368,8 +368,9 @@ bool DivPlatformMSM6258::isSampleLoaded(int index, int sample) {
   return sampleLoaded[sample];
 }
 
-void DivPlatformMSM6258::renderSamples() {
+void DivPlatformMSM6258::renderSamples(int sysID) {
   memset(adpcmMem,0,getSampleMemCapacity(0));
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   // sample data
   size_t memPos=0;
@@ -377,6 +378,8 @@ void DivPlatformMSM6258::renderSamples() {
   if (sampleCount>128) sampleCount=128;
   for (int i=0; i<sampleCount; i++) {
     DivSample* s=parent->song.sample[i];
+    if (!s->renderOn[0][sysID]) continue;
+
     int paddedLen=s->lengthVOX;
     if (memPos>=getSampleMemCapacity(0)) {
       logW("out of ADPCM memory for sample %d!",i);
@@ -387,6 +390,7 @@ void DivPlatformMSM6258::renderSamples() {
       logW("out of ADPCM memory for sample %d!",i);
     } else {
       memcpy(adpcmMem+memPos,s->dataVOX,paddedLen);
+      sampleLoaded[i]=true;
     }
     memPos+=paddedLen;
   }

src/engine/platform/msm6258.h

@@ -115,7 +115,7 @@ class DivPlatformMSM6258: public DivDispatch {
     size_t getSampleMemCapacity(int index);
     size_t getSampleMemUsage(int index);
     bool isSampleLoaded(int index, int sample);
-    void renderSamples();
+    void renderSamples(int chipID);
     
     int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
     void quit();

src/engine/platform/msm6295.cpp

@@ -341,11 +341,12 @@ bool DivPlatformMSM6295::isSampleLoaded(int index, int sample) {
   return sampleLoaded[sample];
 }
 
-void DivPlatformMSM6295::renderSamples() {
+void DivPlatformMSM6295::renderSamples(int sysID) {
   unsigned int sampleOffVOX[256];
 
   memset(adpcmMem,0,getSampleMemCapacity(0));
   memset(sampleOffVOX,0,256*sizeof(unsigned int));
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   // sample data
   size_t memPos=128*8;
@@ -353,6 +354,11 @@ void DivPlatformMSM6295::renderSamples() {
   if (sampleCount>128) sampleCount=128;
   for (int i=0; i<sampleCount; i++) {
     DivSample* s=parent->song.sample[i];
+    if (!s->renderOn[0][sysID]) {
+      sampleOffVOX[i]=0;
+      continue;
+    }
+
     int paddedLen=s->lengthVOX;
     if (memPos>=getSampleMemCapacity(0)) {
       logW("out of ADPCM memory for sample %d!",i);
@@ -363,6 +369,7 @@ void DivPlatformMSM6295::renderSamples() {
       logW("out of ADPCM memory for sample %d!",i);
     } else {
       memcpy(adpcmMem+memPos,s->dataVOX,paddedLen);
+      sampleLoaded[i]=true;
     }
     sampleOffVOX[i]=memPos;
     memPos+=paddedLen;

src/engine/platform/msm6295.h

@@ -103,7 +103,7 @@ class DivPlatformMSM6295: public DivDispatch, public vgsound_emu_mem_intf {
     virtual size_t getSampleMemCapacity(int index) override;
     virtual size_t getSampleMemUsage(int index) override;
     virtual bool isSampleLoaded(int index, int sample) override;
-    virtual void renderSamples() override;
+    virtual void renderSamples(int chipID) override;
 
     virtual int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags) override;
     virtual void quit() override;

src/engine/platform/nes.cpp

@@ -727,12 +727,18 @@ bool DivPlatformNES::isSampleLoaded(int index, int sample) {
   return sampleLoaded[sample];
 }
 
-void DivPlatformNES::renderSamples() {
-  memset(dpcmMem,0,getSampleMemCapacity(0));
+void DivPlatformNES::renderSamples(int sysID) {
+  memset(dpcmMem,0,getSampleMemCapacity(0));\
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   size_t memPos=0;
   for (int i=0; i<parent->song.sampleLen; i++) {
     DivSample* s=parent->song.sample[i];
+    if (!s->renderOn[0][sysID]) {
+      sampleOffDPCM[i]=0;
+      continue;
+    }
+
     unsigned int paddedLen=(s->lengthDPCM+63)&(~0x3f);
     logV("%d padded length: %d",i,paddedLen);
     if ((memPos&(~0x3fff))!=((memPos+paddedLen)&(~0x3fff))) {
@@ -750,6 +756,7 @@ void DivPlatformNES::renderSamples() {
       logW("out of DPCM memory for sample %d!",i);
     } else {
       memcpy(dpcmMem+memPos,s->dataDPCM,MIN(s->lengthDPCM,paddedLen));
+      sampleLoaded[i]=true;
     }
     sampleOffDPCM[i]=memPos;
     memPos+=paddedLen;

src/engine/platform/nes.h

@@ -117,7 +117,7 @@ class DivPlatformNES: public DivDispatch {
     size_t getSampleMemCapacity(int index);
     size_t getSampleMemUsage(int index);
     bool isSampleLoaded(int index, int sample);
-    void renderSamples();
+    void renderSamples(int chipID);
     int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
     void quit();
     ~DivPlatformNES();

src/engine/platform/opl.cpp

@@ -1763,14 +1763,20 @@ bool DivPlatformOPL::isSampleLoaded(int index, int sample) {
   return sampleLoaded[sample];
 }
 
-void DivPlatformOPL::renderSamples() {
+void DivPlatformOPL::renderSamples(int sysID) {
   if (adpcmChan<0) return;
   memset(adpcmBMem,0,getSampleMemCapacity(0));
   memset(sampleOffB,0,256*sizeof(unsigned int));
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   size_t memPos=0;
   for (int i=0; i<parent->song.sampleLen; i++) {
     DivSample* s=parent->song.sample[i];
+    if (!s->renderOn[0][sysID]) {
+      sampleOffB[i]=0;
+      continue;
+    }
+
     int paddedLen=(s->lengthB+255)&(~0xff);
     if ((memPos&0xf00000)!=((memPos+paddedLen)&0xf00000)) {
       memPos=(memPos+0xfffff)&0xf00000;
@@ -1784,6 +1790,7 @@ void DivPlatformOPL::renderSamples() {
       logW("out of ADPCM memory for sample %d!",i);
     } else {
       memcpy(adpcmBMem+memPos,s->dataB,paddedLen);
+      sampleLoaded[i]=true;
     }
     sampleOffB[i]=memPos;
     memPos+=paddedLen;

src/engine/platform/opl.h

@@ -154,7 +154,7 @@ class DivPlatformOPL: public DivDispatch {
     size_t getSampleMemCapacity(int index);
     size_t getSampleMemUsage(int index);
     bool isSampleLoaded(int index, int sample);
-    void renderSamples();
+    void renderSamples(int chipID);
     int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
     void quit();
     ~DivPlatformOPL();

src/engine/platform/qsound.cpp

@@ -651,12 +651,18 @@ bool DivPlatformQSound::isSampleLoaded(int index, int sample) {
 }
 
 // TODO: ADPCM... come on...
-void DivPlatformQSound::renderSamples() {
+void DivPlatformQSound::renderSamples(int sysID) {
   memset(sampleMem,0,getSampleMemCapacity());
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   size_t memPos=0;
   for (int i=0; i<parent->song.sampleLen; i++) {
     DivSample* s=parent->song.sample[i];
+    if (!s->renderOn[0][sysID]) {
+      offPCM[i]=0;
+      continue;
+    }
+
     int length=s->length8;
     if (length>65536-16) {
       length=65536-16;
@@ -677,6 +683,7 @@ void DivPlatformQSound::renderSamples() {
       for (int i=0; i<length; i++) {
         sampleMem[(memPos+i)^0x8000]=s->data8[i];
       }
+      sampleLoaded[i]=true;
     }
     offPCM[i]=memPos^0x8000;
     memPos+=length+16;

src/engine/platform/qsound.h

@@ -105,7 +105,7 @@ class DivPlatformQSound: public DivDispatch {
     size_t getSampleMemCapacity(int index = 0);
     size_t getSampleMemUsage(int index = 0);
     bool isSampleLoaded(int index, int sample);
-    void renderSamples();
+    void renderSamples(int chipID);
     int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
     void quit();
 };

src/engine/platform/rf5c68.cpp

@@ -391,13 +391,19 @@ bool DivPlatformRF5C68::isSampleLoaded(int index, int sample) {
   return sampleLoaded[sample];
 }
 
-void DivPlatformRF5C68::renderSamples() {
+void DivPlatformRF5C68::renderSamples(int sysID) {
   memset(sampleMem,0,getSampleMemCapacity());
   memset(sampleOffRFC,0,256*sizeof(unsigned int));
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   size_t memPos=0;
   for (int i=0; i<parent->song.sampleLen; i++) {
     DivSample* s=parent->song.sample[i];
+    if (!s->renderOn[0][sysID]) {
+      sampleOffRFC[i]=0;
+      continue;
+    }
+
     int length=s->getLoopEndPosition(DIV_SAMPLE_DEPTH_8BIT);
     int actualLength=MIN((int)(getSampleMemCapacity()-memPos)-31,length);
     if (actualLength>0) {
@@ -418,6 +424,7 @@ void DivPlatformRF5C68::renderSamples() {
     }
     // align memPos to 256-byte boundary
     memPos=(memPos+0xff)&~0xff;
+    sampleLoaded[i]=true;
   }
   sampleMemLen=memPos;
 }

src/engine/platform/rf5c68.h

@@ -101,7 +101,7 @@ class DivPlatformRF5C68: public DivDispatch {
     size_t getSampleMemCapacity(int index = 0);
     size_t getSampleMemUsage(int index = 0);
     bool isSampleLoaded(int index, int sample);
-    void renderSamples();
+    void renderSamples(int chipID);
     int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
     void quit();
   private:

src/engine/platform/segapcm.cpp

@@ -451,7 +451,7 @@ void DivPlatformSegaPCM::reset() {
   }
 }
 
- void DivPlatformSegaPCM::renderSamples() {
+ void DivPlatformSegaPCM::renderSamples(int sysID) {
   size_t memPos=0;
   
   for (int i=0; i<parent->song.sampleLen; i++) {

src/engine/platform/segapcm.h

@@ -110,7 +110,7 @@ class DivPlatformSegaPCM: public DivDispatch {
     void tick(bool sysTick=true);
     void muteChannel(int ch, bool mute);
     void notifyInsChange(int ins);
-    void renderSamples();
+    void renderSamples(int chipID);
     void setFlags(const DivConfig& flags);
     bool isStereo();
     void poke(unsigned int addr, unsigned short val);

src/engine/platform/snes.cpp

@@ -803,14 +803,20 @@ bool DivPlatformSNES::isSampleLoaded(int index, int sample) {
   return sampleLoaded[sample];
 }
 
-void DivPlatformSNES::renderSamples() {
+void DivPlatformSNES::renderSamples(int sysID) {
   memset(copyOfSampleMem,0,getSampleMemCapacity());
   memset(sampleOff,0,256*sizeof(unsigned int));
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   // skip past sample table and wavetable buffer
   size_t memPos=sampleTableBase+8*4+8*9*16;
   for (int i=0; i<parent->song.sampleLen; i++) {
     DivSample* s=parent->song.sample[i];
+    if (!s->renderOn[0][sysID]) {
+      sampleOff[i]=0;
+      continue;
+    }
+
     int length=s->lengthBRR;
     int actualLength=MIN((int)(getSampleMemCapacity()-memPos)/9*9,length);
     if (actualLength>0) {
@@ -828,6 +834,7 @@ void DivPlatformSNES::renderSamples() {
       logW("out of BRR memory for sample %d!",i);
       break;
     }
+    sampleLoaded[i]=true;
   }
   sampleMemLen=memPos;
   memcpy(sampleMem,copyOfSampleMem,65536);

src/engine/platform/snes.h

@@ -138,7 +138,7 @@ class DivPlatformSNES: public DivDispatch {
     size_t getSampleMemCapacity(int index = 0);
     size_t getSampleMemUsage(int index = 0);
     bool isSampleLoaded(int index, int sample);
-    void renderSamples();
+    void renderSamples(int chipID);
     int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
     void quit();
   private:

src/engine/platform/su.cpp

@@ -524,7 +524,7 @@ void DivPlatformSoundUnit::setFlags(const DivConfig& flags) {
   sampleMemSize=flags.getInt("sampleMemSize",0);
 
   su->Init(sampleMemSize?65536:8192,flags.getBool("pdm",false));
-  renderSamples();
+  renderSamples(sysIDCache);
 }
 
 void DivPlatformSoundUnit::poke(unsigned int addr, unsigned short val) {
@@ -553,14 +553,20 @@ bool DivPlatformSoundUnit::isSampleLoaded(int index, int sample) {
   return sampleLoaded[sample];
 }
 
-void DivPlatformSoundUnit::renderSamples() {
+void DivPlatformSoundUnit::renderSamples(int sysID) {
   memset(su->pcm,0,getSampleMemCapacity(0));
   memset(sampleOffSU,0,256*sizeof(unsigned int));
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   size_t memPos=0;
   for (int i=0; i<parent->song.sampleLen; i++) {
     DivSample* s=parent->song.sample[i];
     if (s->data8==NULL) continue;
+    if (!s->renderOn[0][sysID]) {
+      sampleOffSU[i]=0;
+      continue;
+    }
+    
     int paddedLen=s->length8;
     if (memPos>=getSampleMemCapacity(0)) {
       logW("out of PCM memory for sample %d!",i);
@@ -571,12 +577,13 @@ void DivPlatformSoundUnit::renderSamples() {
       logW("out of PCM memory for sample %d!",i);
     } else {
       memcpy(su->pcm+memPos,s->data8,paddedLen);
+      sampleLoaded[i]=true;
     }
     sampleOffSU[i]=memPos;
     memPos+=paddedLen;
   }
   sampleMemLen=memPos;
-
+  sysIDCache=sysID;
 }
 
 int DivPlatformSoundUnit::init(DivEngine* p, int channels, int sugRate, const DivConfig& flags) {
@@ -588,6 +595,7 @@ int DivPlatformSoundUnit::init(DivEngine* p, int channels, int sugRate, const Di
     oscBuf[i]=new DivDispatchOscBuffer;
   }
   su=new SoundUnit();
+  sysIDCache=0;
   setFlags(flags);
   reset();
   return 8;

src/engine/platform/su.h

@@ -104,7 +104,7 @@ class DivPlatformSoundUnit: public DivDispatch {
   unsigned int sampleOffSU[256];
   bool sampleLoaded[256];
 
-  int cycles, curChan, delay;
+  int cycles, curChan, delay, sysIDCache;
   short tempL;
   short tempR;
   unsigned char sampleBank, lfoMode, lfoSpeed;
@@ -140,7 +140,7 @@ class DivPlatformSoundUnit: public DivDispatch {
     size_t getSampleMemCapacity(int index);
     size_t getSampleMemUsage(int index);
     bool isSampleLoaded(int index, int sample);
-    void renderSamples();
+    void renderSamples(int chipID);
     int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
     void quit();
     ~DivPlatformSoundUnit();

src/engine/platform/x1_010.cpp

@@ -955,13 +955,19 @@ bool DivPlatformX1_010::isSampleLoaded(int index, int sample) {
   return sampleLoaded[sample];
 }
 
-void DivPlatformX1_010::renderSamples() {
+void DivPlatformX1_010::renderSamples(int sysID) {
   memset(sampleMem,0,getSampleMemCapacity());
   memset(sampleOffX1,0,256*sizeof(unsigned int));
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   size_t memPos=0;
   for (int i=0; i<parent->song.sampleLen; i++) {
     DivSample* s=parent->song.sample[i];
+    if (!s->renderOn[0][sysID]) {
+      sampleOffX1[i]=0;
+      continue;
+    }
+    
     int paddedLen=(s->length8+4095)&(~0xfff);
     if (isBanked) {
     // fit sample bank size to 128KB for Seta 2 external bankswitching logic (not emulated yet!)
@@ -981,6 +987,7 @@ void DivPlatformX1_010::renderSamples() {
       logW("out of X1-010 memory for sample %d!",i);
     } else {
       memcpy(sampleMem+memPos,s->data8,paddedLen);
+      sampleLoaded[i]=true;
     }
     sampleOffX1[i]=memPos;
     memPos+=paddedLen;

src/engine/platform/x1_010.h

@@ -148,7 +148,7 @@ class DivPlatformX1_010: public DivDispatch, public vgsound_emu_mem_intf {
     size_t getSampleMemCapacity(int index = 0);
     size_t getSampleMemUsage(int index = 0);
     bool isSampleLoaded(int index, int sample);
-    void renderSamples();
+    void renderSamples(int chipID);
     const char** getRegisterSheet();
     void setBanked(bool banked);
     int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);

src/engine/platform/ym2608.cpp

@@ -1342,13 +1342,19 @@ bool DivPlatformYM2608::isSampleLoaded(int index, int sample) {
   return sampleLoaded[sample];
 }
 
-void DivPlatformYM2608::renderSamples() {
+void DivPlatformYM2608::renderSamples(int sysID) {
   memset(adpcmBMem,0,getSampleMemCapacity(0));
   memset(sampleOffB,0,256*sizeof(unsigned int));
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   size_t memPos=0;
   for (int i=0; i<parent->song.sampleLen; i++) {
     DivSample* s=parent->song.sample[i];
+    if (!s->renderOn[0][sysID]) {
+      sampleOffB[i]=0;
+      continue;
+    }
+
     int paddedLen=(s->lengthB+255)&(~0xff);
     if ((memPos&0xf00000)!=((memPos+paddedLen)&0xf00000)) {
       memPos=(memPos+0xfffff)&0xf00000;
@@ -1362,6 +1368,7 @@ void DivPlatformYM2608::renderSamples() {
       logW("out of ADPCM memory for sample %d!",i);
     } else {
       memcpy(adpcmBMem+memPos,s->dataB,paddedLen);
+      sampleLoaded[i]=true;
     }
     sampleOffB[i]=memPos;
     memPos+=paddedLen;

src/engine/platform/ym2608.h

@@ -139,7 +139,7 @@ class DivPlatformYM2608: public DivPlatformOPN {
     size_t getSampleMemCapacity(int index);
     size_t getSampleMemUsage(int index);
     bool isSampleLoaded(int index, int sample);
-    void renderSamples();
+    void renderSamples(int chipID);
     void setFlags(const DivConfig& flags);
     int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
     void quit();

src/engine/platform/ym2610shared.h

@@ -206,6 +206,10 @@ template<int ChanNum> class DivPlatformYM2610Base: public DivPlatformOPN {
       return index == 0 ? 16777216 : index == 1 ? 16777216 : 0;
     }
 
+    const char* getSampleMemName(int index=0) {
+      return index == 0 ? "ADPCM-A" : index == 1 ? "ADPCM-B" : NULL;
+    }
+
     size_t getSampleMemUsage(int index) {
       return index == 0 ? adpcmAMemLen : index == 1 ? adpcmBMemLen : 0;
     }
@@ -216,7 +220,7 @@ template<int ChanNum> class DivPlatformYM2610Base: public DivPlatformOPN {
       return sampleLoaded[index][sample];
     }
 
-    void renderSamples() {
+    void renderSamples(int sysID) {
       memset(adpcmAMem,0,getSampleMemCapacity(0));
       memset(sampleOffA,0,256*sizeof(unsigned int));
       memset(sampleOffB,0,256*sizeof(unsigned int));
@@ -225,6 +229,11 @@ template<int ChanNum> class DivPlatformYM2610Base: public DivPlatformOPN {
       size_t memPos=0;
       for (int i=0; i<parent->song.sampleLen; i++) {
         DivSample* s=parent->song.sample[i];
+        if (!s->renderOn[0][sysID]) {
+          sampleOffA[i]=0;
+          continue;
+        }
+
         int paddedLen=(s->lengthA+255)&(~0xff);
         if ((memPos&0xf00000)!=((memPos+paddedLen)&0xf00000)) {
           memPos=(memPos+0xfffff)&0xf00000;
@@ -238,9 +247,9 @@ template<int ChanNum> class DivPlatformYM2610Base: public DivPlatformOPN {
           logW("out of ADPCM-A memory for sample %d!",i);
         } else {
           memcpy(adpcmAMem+memPos,s->dataA,paddedLen);
+          sampleLoaded[0][i]=true;
         }
         sampleOffA[i]=memPos;
-        sampleLoaded[0][i]=true;
         memPos+=paddedLen;
       }
       adpcmAMemLen=memPos+256;
@@ -250,6 +259,11 @@ template<int ChanNum> class DivPlatformYM2610Base: public DivPlatformOPN {
       memPos=0;
       for (int i=0; i<parent->song.sampleLen; i++) {
         DivSample* s=parent->song.sample[i];
+        if (!s->renderOn[1][sysID]) {
+          sampleOffB[i]=0;
+          continue;
+        }
+
         int paddedLen=(s->lengthB+255)&(~0xff);
         if ((memPos&0xf00000)!=((memPos+paddedLen)&0xf00000)) {
           memPos=(memPos+0xfffff)&0xf00000;
@@ -263,9 +277,9 @@ template<int ChanNum> class DivPlatformYM2610Base: public DivPlatformOPN {
           logW("out of ADPCM-B memory for sample %d!",i);
         } else {
           memcpy(adpcmBMem+memPos,s->dataB,paddedLen);
+          sampleLoaded[1][i]=true;
         }
         sampleOffB[i]=memPos;
-        sampleLoaded[1][i]=true;
         memPos+=paddedLen;
       }
       adpcmBMemLen=memPos+256;

src/engine/platform/ymz280b.cpp

@@ -426,13 +426,19 @@ bool DivPlatformYMZ280B::isSampleLoaded(int index, int sample) {
   return sampleLoaded[sample];
 }
 
-void DivPlatformYMZ280B::renderSamples() {
+void DivPlatformYMZ280B::renderSamples(int sysID) {
   memset(sampleMem,0,getSampleMemCapacity());
   memset(sampleOff,0,256*sizeof(unsigned int));
+  memset(sampleLoaded,0,256*sizeof(bool));
 
   size_t memPos=0;
   for (int i=0; i<parent->song.sampleLen; i++) {
     DivSample* s=parent->song.sample[i];
+    if (!s->renderOn[0][sysID]) {
+      sampleOff[i]=0;
+      continue;
+    }
+
     int length=s->getCurBufLen();
     unsigned char* src=(unsigned char*)s->getCurBuf();
     int actualLength=MIN((int)(getSampleMemCapacity()-memPos),length);
@@ -455,6 +461,7 @@ void DivPlatformYMZ280B::renderSamples() {
       logW("out of YMZ280B PCM memory for sample %d!",i);
       break;
     }
+    sampleLoaded[i]=true;
   }
   sampleMemLen=memPos;
 }

src/engine/platform/ymz280b.h

@@ -101,7 +101,7 @@ class DivPlatformYMZ280B: public DivDispatch {
     size_t getSampleMemCapacity(int index = 0);
     size_t getSampleMemUsage(int index = 0);
     bool isSampleLoaded(int index, int sample);
-    void renderSamples();
+    void renderSamples(int chipID);
     void setFlags(const DivConfig& flags);
     int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
     void quit();

src/gui/sampleEdit.cpp

@@ -281,6 +281,7 @@ void FurnaceGUI::drawSampleEdit() {
           memset(isChipVisible,0,32*sizeof(bool));
           memset(isTypeVisible,0,4*sizeof(bool));
           memset(isMemVisible,0,32*4*sizeof(bool));
+          memset(isMemWarning,0,32*4*sizeof(bool));
           for (int i=0; i<e->song.systemLen; i++) {
             DivDispatch* dispatch=e->getDispatch(i);
             if (dispatch==NULL) continue;
@@ -300,7 +301,7 @@ void FurnaceGUI::drawSampleEdit() {
           if (selColumns<=1) {
             ImGui::Text("NO CHIPS LESS GOOO");
           } else {
-            if (ImGui::BeginTable("SEChipSel",selColumns,ImGuiTableFlags_SizingFixedSame|ImGuiTableFlags_ScrollX)) {
+            if (ImGui::BeginTable("SEChipSel",selColumns,ImGuiTableFlags_SizingFixedSame)) {
               ImGui::TableNextRow();
               ImGui::TableNextColumn();
               for (int i=0; i<e->song.systemLen; i++) {
@@ -356,6 +357,34 @@ void FurnaceGUI::drawSampleEdit() {
                   }
 
                   ImGui::PopStyleColor(4);
+
+                  if (ImGui::IsItemHovered()) {
+                    const char* memName=NULL;
+                    size_t capacity=0;
+                    size_t usage=0;
+                    int totalFree=0;
+                    DivDispatch* dispatch=e->getDispatch(j);
+                    if (dispatch!=NULL) {
+                      memName=dispatch->getSampleMemName(i);
+                      capacity=dispatch->getSampleMemCapacity(i);
+                      usage=dispatch->getSampleMemUsage(i);
+                      if (usage<capacity) {
+                        totalFree=capacity-usage;
+                      }
+                    }
+                    String toolText;
+                    if (memName==NULL) {
+                      toolText=fmt::sprintf("%s\n%d bytes free",e->getSystemName(e->song.system[j]),totalFree);
+                    } else {
+                      toolText=fmt::sprintf("%s (%s)\n%d bytes free",e->getSystemName(e->song.system[j]),memName,totalFree);
+                    }
+
+                    if (isMemWarning[i][j] && sample->renderOn[i][j]) {
+                      toolText+="\n\nnot enough memory for this sample!";
+                    }
+
+                    ImGui::SetTooltip("%s",toolText.c_str());
+                  }
                 }
               }
               ImGui::EndTable();