implement reset macro on porta flag

src/engine/platform/amiga.cpp

@@ -250,7 +250,7 @@ int DivPlatformAmiga::dispatch(DivCommand c) {
       break;
     }
     case DIV_CMD_PRE_PORTA:
-      chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+      if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
       chan[c.chan].inPorta=c.value;
       break;
     case DIV_CMD_GET_VOLMAX:

src/engine/platform/ay.cpp

@@ -315,7 +315,7 @@ int DivPlatformAY8910::dispatch(DivCommand c) {
       return 15;
       break;
     case DIV_CMD_PRE_PORTA:
-      chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+      if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
       chan[c.chan].inPorta=c.value;
       break;
     case DIV_CMD_PRE_NOTE:

src/engine/platform/ay8930.cpp

@@ -368,7 +368,7 @@ int DivPlatformAY8930::dispatch(DivCommand c) {
       return 31;
       break;
     case DIV_CMD_PRE_PORTA:
-      chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+      if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
       chan[c.chan].inPorta=c.value;
       break;
     case DIV_CMD_PRE_NOTE:

src/engine/platform/c64.cpp

@@ -271,8 +271,10 @@ int DivPlatformC64::dispatch(DivCommand c) {
       chan[c.chan].note=c.value;
       break;
     case DIV_CMD_PRE_PORTA:
-      chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
-      chan[c.chan].keyOn=true;
+      if (parent->song.resetMacroOnPorta) {
+        chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+        chan[c.chan].keyOn=true;
+      }
       chan[c.chan].inPorta=c.value;
       break;
     case DIV_CMD_PRE_NOTE:

src/engine/platform/gb.cpp

@@ -313,7 +313,7 @@ int DivPlatformGB::dispatch(DivCommand c) {
       break;
     case DIV_CMD_PRE_PORTA:
       if (chan[c.chan].active) {
-        chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+        if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
       }
       chan[c.chan].inPorta=c.value;
       break;

src/engine/platform/nes.cpp

@@ -375,7 +375,7 @@ int DivPlatformNES::dispatch(DivCommand c) {
       chan[c.chan].note=c.value;
       break;
     case DIV_CMD_PRE_PORTA:
-      chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+      if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
       chan[c.chan].inPorta=c.value;
       break;
     case DIV_CMD_GET_VOLMAX:

src/engine/platform/pce.cpp

@@ -366,7 +366,7 @@ int DivPlatformPCE::dispatch(DivCommand c) {
       chan[c.chan].note=c.value;
       break;
     case DIV_CMD_PRE_PORTA:
-      chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+      if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
       chan[c.chan].inPorta=c.value;
       break;
     case DIV_CMD_GET_VOLMAX:

src/engine/platform/saa.cpp

@@ -262,7 +262,7 @@ int DivPlatformSAA1099::dispatch(DivCommand c) {
       return 15;
       break;
     case DIV_CMD_PRE_PORTA:
-      chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+      if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
       chan[c.chan].inPorta=c.value;
       break;
     case DIV_CMD_PRE_NOTE:

src/engine/platform/sms.cpp

@@ -188,7 +188,7 @@ int DivPlatformSMS::dispatch(DivCommand c) {
       chan[c.chan].actualNote=c.value;
       break;
     case DIV_CMD_PRE_PORTA:
-      chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+      if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
       chan[c.chan].inPorta=c.value;
       break;
     case DIV_CMD_GET_VOLMAX:

src/engine/platform/tia.cpp

@@ -215,7 +215,7 @@ int DivPlatformTIA::dispatch(DivCommand c) {
       return 15;
       break;
     case DIV_CMD_PRE_PORTA:
-      chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+      if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
       chan[c.chan].inPorta=c.value;
       break;
     case DIV_CMD_PRE_NOTE:

src/engine/platform/ym2610.cpp

@@ -674,7 +674,7 @@ int DivPlatformYM2610::dispatch(DivCommand c) {
       break;
     case DIV_CMD_PRE_PORTA:
       if (c.chan>3) {
-        chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
+        if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins));
       }
       chan[c.chan].inPorta=c.value;
       break;