From 423516741631f63023787392101ffd5598a834b0 Mon Sep 17 00:00:00 2001
From: LTVA1 <87536432+LTVA1@users.noreply.github.com>
Date: Fri, 2 Aug 2024 19:08:25 +0300
Subject: [PATCH] add duty macro

---
 src/engine/platform/sid3.cpp | 10 ++++++++++
 src/gui/insEdit.cpp          |  6 ++++++
 2 files changed, 16 insertions(+)

diff --git a/src/engine/platform/sid3.cpp b/src/engine/platform/sid3.cpp
index 19151c10f..9bded7813 100644
--- a/src/engine/platform/sid3.cpp
+++ b/src/engine/platform/sid3.cpp
@@ -185,6 +185,16 @@ void DivPlatformSID3::tick(bool sysTick)
       }
       chan[i].freqChanged=true;
     }
+    if (chan[i].std.duty.had) {
+      DivInstrument* ins=parent->getIns(chan[i].ins,DIV_INS_SID3);
+      if (ins->c64.dutyIsAbs) {
+        chan[i].duty=chan[i].std.duty.val;
+      } else {
+        chan[i].duty-=chan[i].std.duty.val;
+      }
+      chan[i].duty&=65535;
+      updateDuty(i);
+    }
 
     if (chan[i].freqChanged || chan[i].keyOn || chan[i].keyOff) 
     {
diff --git a/src/gui/insEdit.cpp b/src/gui/insEdit.cpp
index a0d07effa..f29b765ff 100644
--- a/src/gui/insEdit.cpp
+++ b/src/gui/insEdit.cpp
@@ -5821,6 +5821,11 @@ void FurnaceGUI::drawInsSID3(DivInstrument* ins)
       ImGui::EndTable();
     }
 
+    if (ImGui::Checkbox(_("Absolute Duty Macro"),&ins->c64.dutyIsAbs)) {
+      ins->std.dutyMacro.vZoom=-1;
+      PARAMETER;
+    }
+
     ImGui::EndTabItem();
   }
 
@@ -5831,6 +5836,7 @@ void FurnaceGUI::drawInsSID3(DivInstrument* ins)
     macroList.push_back(FurnaceGUIMacroDesc(_("Volume"),&ins->std.volMacro,0,255,160,uiColors[GUI_COLOR_MACRO_VOLUME]));
     macroList.push_back(FurnaceGUIMacroDesc(_("Arpeggio"),&ins->std.arpMacro,-120,120,160,uiColors[GUI_COLOR_MACRO_PITCH],true,NULL,macroHoverNote,false,NULL,true,ins->std.arpMacro.val));
     macroList.push_back(FurnaceGUIMacroDesc(_("Pitch"),&ins->std.pitchMacro,-2048,2047,160,uiColors[GUI_COLOR_MACRO_PITCH],true,macroRelativeMode));
+    macroList.push_back(FurnaceGUIMacroDesc(_("Duty"),&ins->std.dutyMacro,ins->c64.dutyIsAbs?0:-65535,65535,160,uiColors[GUI_COLOR_MACRO_OTHER]));
     macroList.push_back(FurnaceGUIMacroDesc(_("Panning (left)"),&ins->std.panLMacro,0,255,160,uiColors[GUI_COLOR_MACRO_OTHER],false,NULL));
     macroList.push_back(FurnaceGUIMacroDesc(_("Panning (right)"),&ins->std.panRMacro,0,255,160,uiColors[GUI_COLOR_MACRO_OTHER]));
     macroList.push_back(FurnaceGUIMacroDesc(_("Phase Reset"),&ins->std.phaseResetMacro,0,1,32,uiColors[GUI_COLOR_MACRO_OTHER],false,NULL,NULL,true));