From 98e9815c47c07a52fedd15f9a8a4bbdbabcdef55 Mon Sep 17 00:00:00 2001
From: Gergo Koteles <soyer@irl.hu>
Date: Tue, 10 Dec 2024 04:02:58 +0100
Subject: [PATCH] Add TGParameterEnabled

---
 src/mididevice.cpp |  3 +++
 src/minidexed.cpp  | 15 +++++++++++++++
 src/minidexed.h    |  8 ++++++--
 src/uimenu.cpp     |  2 ++
 4 files changed, 26 insertions(+), 2 deletions(-)

diff --git a/src/mididevice.cpp b/src/mididevice.cpp
index d6ffc755..20215d25 100644
--- a/src/mididevice.cpp
+++ b/src/mididevice.cpp
@@ -319,6 +319,9 @@ void CMIDIDevice::MIDIMessageHandler (const u8 *pMessage, size_t nLength, unsign
 		bool bSystemCCChecked = false;
 		for (unsigned nTG = 0; nTG < m_pConfig->GetToneGenerators() && !bSystemCCHandled; nTG++)
 		{
+			if (m_pSynthesizer->GetTGParameter (CMiniDexed::TGParameterEnabled, nTG) == 0)
+				continue;
+
 			if (ucStatus == MIDI_SYSTEM_EXCLUSIVE_BEGIN)
 			{
 				// MIDI SYSEX per MIDI channel
diff --git a/src/minidexed.cpp b/src/minidexed.cpp
index 05fb0fad..c29fbb84 100644
--- a/src/minidexed.cpp
+++ b/src/minidexed.cpp
@@ -98,6 +98,8 @@ CMiniDexed::CMiniDexed (CConfig *pConfig, CInterruptSystem *pInterrupt,
 		
 		m_nReverbSend[i] = 0;
 
+		m_bEnabled[i] = 1;
+
 		// Active the required number of active TGs
 		if (i<m_nToneGenerators)
 		{
@@ -1033,6 +1035,7 @@ void CMiniDexed::SetTGParameter (TTGParameter Parameter, int nValue, unsigned nT
 	case TGParameterPortamentoGlissando:	setPortamentoGlissando (nValue, nTG);	break;
 	case TGParameterPortamentoTime:		setPortamentoTime (nValue, nTG);	break;
 	case TGParameterMonoMode:		setMonoMode (nValue , nTG);	break; 
+	case TGParameterEnabled:		setEnabled (nValue, nTG);	break;
 	
 	case TGParameterMWRange:					setModController(0, 0, nValue, nTG); break;
 	case TGParameterMWPitch:					setModController(0, 1, nValue, nTG); break;
@@ -1090,6 +1093,7 @@ int CMiniDexed::GetTGParameter (TTGParameter Parameter, unsigned nTG)
 	case TGParameterPortamentoGlissando:	return m_nPortamentoGlissando[nTG];
 	case TGParameterPortamentoTime:		return m_nPortamentoTime[nTG];
 	case TGParameterMonoMode:		return m_bMonoMode[nTG] ? 1 : 0; 
+	case TGParameterEnabled:		return m_bEnabled[nTG] ? 1 : 0; 
 	
 	case TGParameterMWRange:					return getModController(0, 0, nTG);
 	case TGParameterMWPitch:					return getModController(0, 1, nTG);
@@ -1519,6 +1523,17 @@ void CMiniDexed::setMonoMode(uint8_t mono, uint8_t nTG)
 	m_UI.ParameterChanged ();
 }
 
+void CMiniDexed::setEnabled (uint8_t enabled, uint8_t nTG)
+{
+	assert (nTG < CConfig::AllToneGenerators);
+	if (nTG >= m_nToneGenerators) return;  // Not an active TG
+	assert (m_pTG[nTG]);
+
+	m_bEnabled[nTG] = enabled != 0;
+	
+	m_UI.ParameterChanged ();
+}
+
 void CMiniDexed::setPitchbendRange(uint8_t range, uint8_t nTG)
 {
 	range = constrain (range, 0, 12);
diff --git a/src/minidexed.h b/src/minidexed.h
index 5845d3b9..66e53ded 100644
--- a/src/minidexed.h
+++ b/src/minidexed.h
@@ -99,6 +99,7 @@ class CMiniDexed
 	void SetReverbSend (unsigned nReverbSend, unsigned nTG);			// 0 .. 127
 
 	void setMonoMode(uint8_t mono, uint8_t nTG);
+	void setEnabled(uint8_t enabled, uint8_t nTG);
 	void setPitchbendRange(uint8_t range, uint8_t nTG);
 	void setPitchbendStep(uint8_t step, uint8_t nTG);
 	void setPortamentoMode(uint8_t mode, uint8_t nTG);
@@ -191,7 +192,9 @@ class CMiniDexed
 		TGParameterPortamentoGlissando,
 		TGParameterPortamentoTime,
 		TGParameterMonoMode,  
-				
+		
+		TGParameterEnabled,
+		
 		TGParameterMWRange,
 		TGParameterMWPitch,
 		TGParameterMWAmplitude,
@@ -274,7 +277,8 @@ class CMiniDexed
 	unsigned m_nPortamentoGlissando[CConfig::AllToneGenerators];	
 	unsigned m_nPortamentoTime[CConfig::AllToneGenerators];	
 	bool m_bMonoMode[CConfig::AllToneGenerators]; 
-				
+	bool m_bEnabled[CConfig::AllToneGenerators];
+
 	unsigned m_nModulationWheelRange[CConfig::AllToneGenerators];
 	unsigned m_nModulationWheelTarget[CConfig::AllToneGenerators];
 	unsigned m_nFootControlRange[CConfig::AllToneGenerators];
diff --git a/src/uimenu.cpp b/src/uimenu.cpp
index efaf21f6..bcef4237 100644
--- a/src/uimenu.cpp
+++ b/src/uimenu.cpp
@@ -82,6 +82,7 @@ const CUIMenu::TMenuItem CUIMenu::s_TGMenu[] =
 	{"Pitch Bend",	MenuHandler,		s_EditPitchBendMenu},
 	{"Portamento",		MenuHandler,		s_EditPortamentoMenu},
 	{"Poly/Mono",		EditTGParameter,	0,	CMiniDexed::TGParameterMonoMode}, 
+	{"Enabled",			EditTGParameter,	0,	CMiniDexed::TGParameterEnabled},
 	{"Modulation",		MenuHandler,		s_ModulationMenu},
 	{"Channel",	EditTGParameter,	0,	CMiniDexed::TGParameterMIDIChannel},
 	{"Edit Voice",	MenuHandler,		s_EditVoiceMenu},
@@ -248,6 +249,7 @@ const CUIMenu::TParameter CUIMenu::s_TGParameter[CMiniDexed::TGParameterUnknown]
 	{0,	1,					1, ToPortaGlissando},	// TGParameterPortamentoGlissando
 	{0,	99,					1},			// TGParameterPortamentoTime
 	{0,	1,					1, ToPolyMono}, 		// TGParameterMonoMode 
+	{0, 1, 1, ToOnOff}, // TGParameterEnabled
 	{0, 99, 1}, //MW Range
 	{0, 1, 1, ToOnOff}, //MW Pitch
 	{0, 1, 1, ToOnOff}, //MW Amp