Added config property to disable FXs

src/config.cpp

@@ -200,6 +200,8 @@ void CConfig::Load (void)
 	m_bProfileEnabled = m_Properties.GetNumber ("ProfileEnabled", 0) != 0;
 	m_bPerformanceSelectToLoad = m_Properties.GetNumber ("PerformanceSelectToLoad", 1) != 0;
 	m_bPerformanceSelectChannel = m_Properties.GetNumber ("PerformanceSelectChannel", 0);
+
+	m_bFXEnabled = m_Properties.GetNumber("FXEnabled", 1) != 0;
 }
 
 unsigned CConfig::GetToneGenerators (void) const
@@ -722,3 +724,8 @@ unsigned CConfig::GetPerformanceSelectChannel (void) const
 {
 	return m_bPerformanceSelectChannel;
 }
+
+bool CConfig::GetFXEnabled (void) const
+{
+	return m_bFXEnabled;
+}

src/config.h

@@ -241,6 +241,9 @@ public:
 	bool GetPerformanceSelectToLoad (void) const;
 	unsigned GetPerformanceSelectChannel (void) const;
 
+	// Enable/Disable FXs
+	bool GetFXEnabled (void) const;
+
 private:
 	CPropertiesFatFsFile m_Properties;
 	
@@ -355,6 +358,8 @@ private:
 	bool m_bProfileEnabled;
 	bool m_bPerformanceSelectToLoad;
 	unsigned m_bPerformanceSelectChannel;
+
+	bool m_bFXEnabled;
 };
 
 #endif

src/minidexed.cpp

@@ -1521,6 +1521,8 @@ void CMiniDexed::ProcessSound (void)
 		
 		m_pTG[0]->getSamples (SampleBuffer[indexL], nFrames);
 		
+		if (m_pConfig->GetFXEnabled())
+		{
 			m_InsertFXSpinLock[0]->Acquire();
 			m_InsertFX[0]->process(SampleBuffer[indexL], SampleBuffer[indexL], SampleBuffer[indexL], SampleBuffer[indexR], nFrames);
 			m_InsertFXSpinLock[0]->Release();
@@ -1550,7 +1552,6 @@ void CMiniDexed::ProcessSound (void)
 			arm_add_f32(SampleBuffer[indexR], SendFXOutputBuffer[indexR], SampleBuffer[indexR], nFrames);
 			// END adding send fx 1
 
-
 			// BEGIN adding send fx 2
 			m_SendFX2SpinLock.Acquire ();
 			send_fx2_mixer->getMix(SendFXMixBuffer[indexL], SendFXMixBuffer[indexR]);
@@ -1568,6 +1569,11 @@ void CMiniDexed::ProcessSound (void)
 			m_MasterFXSpinLock.Acquire ();
 			m_MasterFX->process(SampleBuffer[indexL], SampleBuffer[indexR], SampleBuffer[indexL], SampleBuffer[indexR], nFrames);
 			m_MasterFXSpinLock.Release ();
+		}
+		else
+		{
+			memcpy(SampleBuffer[indexR], SampleBuffer[indexR], nFrames * sizeof(float32_t));
+		}
 
 		// swap stereo channels if needed prior to writing back out
 		if (m_bChannelsSwapped)
@@ -1634,7 +1640,8 @@ void CMiniDexed::ProcessSound (void)
 
 			m_pTG[i]->getSamples (m_OutputLevel[i][0], nFrames);
 			
-			if (!m_bQuadDAC8Chan) {
+			if (!m_bQuadDAC8Chan && m_pConfig->GetFXEnabled())
+			{
 				m_InsertFXSpinLock[i]->Acquire();
 				m_InsertFX[i]->process(m_OutputLevel[i][0], m_OutputLevel[i][0], m_OutputLevel[i][0], m_OutputLevel[i][1], nFrames);
 				m_InsertFXSpinLock[i]->Release();
@@ -1710,9 +1717,13 @@ void CMiniDexed::ProcessSound (void)
 				for (uint8_t i = 0; i < m_nToneGenerators; i++)
 				{
 					tg_mixer->doAddMix(i, m_OutputLevel[i][indexL], m_OutputLevel[i][indexR]);
+
+					if (m_pConfig->GetFXEnabled())
+					{
 						send_fx1_mixer->doAddMix(i, m_OutputLevel[i][indexL], m_OutputLevel[i][indexR]);
 						send_fx2_mixer->doAddMix(i, m_OutputLevel[i][indexL], m_OutputLevel[i][indexR]);
 					}
+				}
 				// END TG mixing
 
 				// BEGIN create SampleBuffer for holding audio data
@@ -1722,6 +1733,8 @@ void CMiniDexed::ProcessSound (void)
 				// get the mix of all TGs
 				tg_mixer->getMix(SampleBuffer[indexL], SampleBuffer[indexR]);
 
+				if (m_pConfig->GetFXEnabled())
+				{
 					// BEGIN adding send fx 1
 					float32_t SendFXOutputBuffer[2][nFrames];
 					float32_t SendFXMixBuffer[2][nFrames];
@@ -1765,6 +1778,7 @@ void CMiniDexed::ProcessSound (void)
 					m_MasterFXSpinLock.Acquire ();
 					m_MasterFX->process(SampleBuffer[indexL], SampleBuffer[indexR], SampleBuffer[indexL], SampleBuffer[indexR], nFrames);
 					m_MasterFXSpinLock.Release ();
+				}
 
 				// swap stereo channels if needed prior to writing back out
 				if (m_bChannelsSwapped)