fix wiz lab AGAIN and implement repeat pat

0x0b + 0x0d = broken

src/engine/engine.cpp

@@ -1424,6 +1424,8 @@ void DivEngine::setLoops(int loops) {
 void DivEngine::playSub(bool preserveDrift) {
   reset();
   if (preserveDrift && curOrder==0) return;
+  bool oldRepeatPattern=repeatPattern;
+  repeatPattern=false;
   int goal=curOrder;
   curOrder=0;
   curRow=0;
@@ -1446,6 +1448,7 @@ void DivEngine::playSub(bool preserveDrift) {
   if (goal>0) {
     dispatch->forceIns();
   }
+  repeatPattern=oldRepeatPattern;
   if (preserveDrift) {
     clockDrift=prevDrift;
   } else {
@@ -1548,6 +1551,16 @@ int DivEngine::getTotalTicks() {
   return totalTicks;
 }
 
+bool DivEngine::getRepeatPattern() {
+  return repeatPattern;
+}
+
+void DivEngine::setRepeatPattern(bool value) {
+  isBusy.lock();
+  repeatPattern=value;
+  isBusy.unlock();
+}
+
 bool DivEngine::hasExtValue() {
   return extValuePresent;
 }

src/engine/engine.h

@@ -78,6 +78,7 @@ class DivEngine {
   bool endOfSong;
   bool consoleMode;
   bool extValuePresent;
+  bool repeatPattern;
   int ticks, cycles, curRow, curOrder, remainingLoops, nextSpeed, clockDrift;
   int changeOrd, changePos, totalTicks, totalCmds, lastCmds, cmdsPerSecond;
   unsigned char extValue;
@@ -232,6 +233,12 @@ class DivEngine {
     // get time
     int getTotalTicks();
 
+    // get repeat pattern
+    bool getRepeatPattern();
+
+    // set repeat pattern
+    void setRepeatPattern(bool value);
+
     // has ext value
     bool hasExtValue();
 
@@ -311,6 +318,7 @@ class DivEngine {
       endOfSong(false),
       consoleMode(false),
       extValuePresent(false),
+      repeatPattern(false),
       ticks(0),
       cycles(0),
       curRow(0),

src/engine/playback.cpp

@@ -5,6 +5,7 @@
 
 void DivEngine::nextOrder() {
   curRow=0;
+  if (repeatPattern) return;
   if (++curOrder>=song.ordersLen) {
     endOfSong=true;
     curOrder=0;
@@ -385,14 +386,14 @@ void DivEngine::processRow(int i, bool afterDelay) {
         speed2=effectVal;
         break;
       case 0x0b: // change order
-        if (changeOrd==-1) {
+        if (changeOrd<0) {
           changeOrd=effectVal;
           changePos=0;
         }
         break;
       case 0x0d: // next order
-        if (changeOrd==-1) {
-          changeOrd=curOrder+1;
+        if (changeOrd<0) {
+          changeOrd=-2;
           changePos=effectVal;
         }
         break;
@@ -610,15 +611,21 @@ void DivEngine::nextRow() {
   if (++curRow>=song.patLen) {
     nextOrder();
   }
-  if (changeOrd>=0) {
-    curRow=changePos;
-    if (changeOrd<=curOrder) endOfSong=true;
-    curOrder=changeOrd;
-    if (curOrder>=song.ordersLen) {
-      curOrder=0;
-      endOfSong=true;
+  if (changeOrd!=-1) {
+    if (repeatPattern) {
+      curRow=0;
+      changeOrd=-1;
+    } else {
+      curRow=changePos;
+      if (changeOrd==-2) changeOrd=curOrder+1;
+      if (changeOrd<=curOrder) endOfSong=true;
+      curOrder=changeOrd;
+      if (curOrder>=song.ordersLen) {
+        curOrder=0;
+        endOfSong=true;
+      }
+      changeOrd=-1;
     }
-    changeOrd=-1;
   }
 
   if (song.system==DIV_SYSTEM_YMU759) {

src/gui/gui.cpp

@@ -269,6 +269,17 @@ void FurnaceGUI::drawEditControls() {
     if (ImGui::Button(ICON_FA_STOP "##Stop")) {
       e->stop();
     }
+
+    ImGui::Text("Follow");
+    ImGui::SameLine();
+    ImGui::Checkbox("Orders",&followOrders);
+    ImGui::SameLine();
+    ImGui::Checkbox("Pattern",&followPattern);
+
+    bool repeatPattern=e->getRepeatPattern();
+    if (ImGui::Checkbox("Repeat pattern",&repeatPattern)) {
+      e->setRepeatPattern(repeatPattern);
+    }
   }
   if (ImGui::IsWindowFocused()) curWindow=GUI_WINDOW_EDIT_CONTROLS;
   ImGui::End();
@@ -365,7 +376,9 @@ void FurnaceGUI::drawOrders() {
       ImGui::TableSetupScrollFreeze(0,1);
       float lineHeight=(ImGui::GetTextLineHeight()+4*dpiScale);
       if (e->isPlaying()) {
-        ImGui::SetScrollY((e->getOrder()+1)*lineHeight-(ImGui::GetContentRegionAvail().y/2));
+        if (followOrders) {
+          ImGui::SetScrollY((e->getOrder()+1)*lineHeight-(ImGui::GetContentRegionAvail().y/2));
+        }
       }
       ImGui::TableNextRow(0,lineHeight);
       ImGui::TableNextColumn();
@@ -954,7 +967,7 @@ void FurnaceGUI::drawPattern() {
       int curRow=e->getRow();
       if (e->isPlaying()) updateScroll(curRow);
       if (nextScroll>-0.5f) {
-        ImGui::SetScrollY(nextScroll);
+        if (followPattern) ImGui::SetScrollY(nextScroll);
         nextScroll=-1.0f;
       }
       ImGui::TableSetupScrollFreeze(1,1);
@@ -1652,6 +1665,22 @@ void FurnaceGUI::doPaste() {
 }
 
 void FurnaceGUI::keyDown(SDL_Event& ev) {
+  // GLOBAL KEYS
+  switch (ev.key.keysym.sym) {
+    case SDLK_F5:
+      if (!e->isPlaying()) e->play();
+      break;
+    case SDLK_F6:
+      e->play();
+      break;
+    case SDLK_F7:
+      e->play();
+      break;
+    case SDLK_F8:
+      e->stop();
+      break;
+  }
+  // PER-WINDOW KEYS
   switch (curWindow) {
     case GUI_WINDOW_PATTERN: {
       if (ev.key.keysym.mod&KMOD_CTRL) {
@@ -1694,6 +1723,13 @@ void FurnaceGUI::keyDown(SDL_Event& ev) {
         case SDLK_INSERT:
           doInsert();
           break;
+        case SDLK_RETURN:
+          if (e->isPlaying()) {
+            e->stop();
+          } else {
+            e->play();
+          }
+          break;
         default:
           if (selStart.xFine==0) { // note
             try {
@@ -2307,6 +2343,8 @@ FurnaceGUI::FurnaceGUI():
   selecting(false),
   curNibble(false),
   extraChannelButtons(false),
+  followOrders(true),
+  followPattern(true),
   curWindow(GUI_WINDOW_NOTHING),
   arpMacroScroll(0),
   macroDragStart(0,0),

src/gui/gui.h

@@ -97,7 +97,7 @@ class FurnaceGUI {
   bool editControlsOpen, ordersOpen, insListOpen, songInfoOpen, patternOpen, insEditOpen;
   bool waveListOpen, waveEditOpen, sampleListOpen, sampleEditOpen, aboutOpen, settingsOpen;
   SelectionPoint selStart, selEnd;
-  bool selecting, curNibble, extraChannelButtons;
+  bool selecting, curNibble, extraChannelButtons, followOrders, followPattern;
   FurnaceGUIWindows curWindow;
 
   std::map<SDL_Keycode,int> noteKeys;