Load performance config from performance.ini (#54)

src/Makefile

@@ -8,7 +8,7 @@ CMSIS_DIR = ../CMSIS_5/CMSIS
 
 OBJS = main.o kernel.o minidexed.o config.o userinterface.o \
        mididevice.o midikeyboard.o serialmididevice.o pckeyboard.o \
-       sysexfileloader.o perftimer.o
+       sysexfileloader.o performanceconfig.o perftimer.o
 
 include ./Synth_Dexed.mk
 include ./Rules.mk

src/kernel.cpp

@@ -64,7 +64,8 @@ bool CKernel::Initialize (void)
 
 	m_Config.Load ();
 
-	m_pDexed = new CMiniDexed (&m_Config, &mInterrupt, &m_GPIOManager, &m_I2CMaster);
+	m_pDexed = new CMiniDexed (&m_Config, &mInterrupt, &m_GPIOManager, &m_I2CMaster,
+				   &mFileSystem);
 	assert (m_pDexed);
 
 	if (!m_pDexed->Initialize ())

src/minidexed.cpp

@@ -30,13 +30,14 @@
 LOGMODULE ("minidexed");
 
 CMiniDexed::CMiniDexed (CConfig *pConfig, CInterruptSystem *pInterrupt,
-			CGPIOManager *pGPIOManager, CI2CMaster *pI2CMaster)
+			CGPIOManager *pGPIOManager, CI2CMaster *pI2CMaster, FATFS *pFileSystem)
 :
 #ifdef ARM_ALLOW_MULTI_CORE
 	CMultiCoreSupport (CMemorySystem::Get ()),
 #endif
 	m_pConfig (pConfig),
 	m_UI (this, pGPIOManager, pConfig),
+	m_PerformanceConfig (pFileSystem),
 	m_PCKeyboard (this, pConfig),
 	m_SerialMIDI (this, pInterrupt, pConfig),
 	m_bUseSerial (false),
@@ -137,7 +138,22 @@ bool CMiniDexed::Initialize (void)
 		m_pTG[i]->setMWController (99, 7, 0);
 	}
 
-	SetMIDIChannel (CMIDIDevice::OmniMode, 0);
+	if (m_PerformanceConfig.Load ())
+	{
+		for (unsigned nTG = 0; nTG < CConfig::ToneGenerators; nTG++)
+		{
+			BankSelectLSB (m_PerformanceConfig.GetBankNumber (nTG), nTG);
+			ProgramChange (m_PerformanceConfig.GetVoiceNumber (nTG), nTG);
+			SetMIDIChannel (m_PerformanceConfig.GetMIDIChannel (nTG), nTG);
+			SetVolume (m_PerformanceConfig.GetVolume (nTG), nTG);
+			SetPan (m_PerformanceConfig.GetPan (nTG), nTG);
+			SetMasterTune (m_PerformanceConfig.GetDetune (nTG), nTG);
+		}
+	}
+	else
+	{
+		SetMIDIChannel (CMIDIDevice::OmniMode, 0);
+	}
 
 	// setup and start the sound device
 	if (!m_pSoundDevice->AllocateQueueFrames (m_pConfig->GetChunkSize ()))

src/minidexed.h

@@ -24,10 +24,12 @@
 #include "config.h"
 #include "userinterface.h"
 #include "sysexfileloader.h"
+#include "performanceconfig.h"
 #include "midikeyboard.h"
 #include "pckeyboard.h"
 #include "serialmididevice.h"
 #include "perftimer.h"
+#include <fatfs/ff.h>
 #include <stdint.h>
 #include <string>
 #include <circle/types.h>
@@ -44,7 +46,7 @@ class CMiniDexed
 {
 public:
 	CMiniDexed (CConfig *pConfig, CInterruptSystem *pInterrupt,
-		    CGPIOManager *pGPIOManager, CI2CMaster *pI2CMaster);
+		    CGPIOManager *pGPIOManager, CI2CMaster *pI2CMaster, FATFS *pFileSystem);
 
 	bool Initialize (void);
 
@@ -96,6 +98,7 @@ private:
 
 	CUserInterface m_UI;
 	CSysExFileLoader m_SysExFileLoader;
+	CPerformanceConfig m_PerformanceConfig;
 
 	CMIDIKeyboard *m_pMIDIKeyboard[CConfig::MaxUSBMIDIDevices];
 	CPCKeyboard m_PCKeyboard;

src/performance.ini

@@ -0,0 +1,75 @@
+#
+# performance.ini
+#
+
+# TG#
+#BankNumber#=0		# 0 .. 127
+#VoiceNumber#=1		# 1 .. 32
+#MIDIChannel#=1		# 1 .. 16, 0: off, >16: omni mode
+#Volume#=100		# 0 .. 127
+#Pan#=64		# 0 .. 127
+#Detune#=0		# -99 .. 99
+
+# TG1
+BankNumber1=0
+VoiceNumber1=1
+MIDIChannel1=255
+Volume1=100
+Pan1=64
+Detune1=0
+
+# TG2
+BankNumber2=0
+VoiceNumber2=1
+MIDIChannel2=0
+Volume2=100
+Pan2=64
+Detune2=0
+
+# TG3
+BankNumber3=0
+VoiceNumber3=1
+MIDIChannel3=0
+Volume3=100
+Pan3=64
+Detune3=0
+
+# TG4
+BankNumber4=0
+VoiceNumber4=1
+MIDIChannel4=0
+Volume4=100
+Pan4=64
+Detune4=0
+
+# TG5
+BankNumber5=0
+VoiceNumber5=1
+MIDIChannel5=0
+Volume5=100
+Pan5=64
+Detune5=0
+
+# TG6
+BankNumber6=0
+VoiceNumber6=1
+MIDIChannel6=0
+Volume6=100
+Pan6=64
+Detune6=0
+
+# TG7
+BankNumber7=0
+VoiceNumber7=1
+MIDIChannel7=0
+Volume7=100
+Pan7=64
+Detune7=0
+
+# TG8
+BankNumber8=0
+VoiceNumber8=1
+MIDIChannel8=0
+Volume8=100
+Pan8=64
+Detune8=0

src/performanceconfig.cpp

@@ -0,0 +1,122 @@
+//
+// performanceconfig.cpp
+//
+// MiniDexed - Dexed FM synthesizer for bare metal Raspberry Pi
+// Copyright (C) 2022  The MiniDexed Team
+//
+// Original author of this class:
+//	R. Stange <rsta2@o2online.de>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+#include "performanceconfig.h"
+#include "mididevice.h"
+
+CPerformanceConfig::CPerformanceConfig (FATFS *pFileSystem)
+:	m_Properties ("performance.ini", pFileSystem)
+{
+}
+
+CPerformanceConfig::~CPerformanceConfig (void)
+{
+}
+
+bool CPerformanceConfig::Load (void)
+{
+	if (!m_Properties.Load ())
+	{
+		return false;
+	}
+
+	bool bResult = false;
+
+	for (unsigned nTG = 0; nTG < CConfig::ToneGenerators; nTG++)
+	{
+		CString PropertyName;
+
+		PropertyName.Format ("BankNumber%u", nTG+1);
+		m_nBankNumber[nTG] = m_Properties.GetNumber (PropertyName, 0);
+
+		PropertyName.Format ("VoiceNumber%u", nTG+1);
+		m_nVoiceNumber[nTG] = m_Properties.GetNumber (PropertyName, 1);
+		if (m_nVoiceNumber[nTG] > 0)
+		{
+			m_nVoiceNumber[nTG]--;
+		}
+
+		PropertyName.Format ("MIDIChannel%u", nTG+1);
+		unsigned nMIDIChannel = m_Properties.GetNumber (PropertyName, 255);
+		if (nMIDIChannel == 0)
+		{
+			m_nMIDIChannel[nTG] = CMIDIDevice::Disabled;
+		}
+		else if (nMIDIChannel <= CMIDIDevice::Channels)
+		{
+			m_nMIDIChannel[nTG] = nMIDIChannel-1;
+			bResult = true;
+		}
+		else
+		{
+			m_nMIDIChannel[nTG] = CMIDIDevice::OmniMode;
+			bResult = true;
+		}
+
+		PropertyName.Format ("Volume%u", nTG+1);
+		m_nVolume[nTG] = m_Properties.GetNumber (PropertyName, 100);
+
+		PropertyName.Format ("Pan%u", nTG+1);
+		m_nPan[nTG] = m_Properties.GetNumber (PropertyName, 64);
+
+		PropertyName.Format ("Detune%u", nTG+1);
+		m_nDetune[nTG] = m_Properties.GetSignedNumber (PropertyName, 0);
+	}
+
+	return bResult;
+}
+
+unsigned CPerformanceConfig::GetBankNumber (unsigned nTG) const
+{
+	assert (nTG < CConfig::ToneGenerators);
+	return m_nBankNumber[nTG];
+}
+
+unsigned CPerformanceConfig::GetVoiceNumber (unsigned nTG) const
+{
+	assert (nTG < CConfig::ToneGenerators);
+	return m_nVoiceNumber[nTG];
+}
+
+unsigned CPerformanceConfig::GetMIDIChannel (unsigned nTG) const
+{
+	assert (nTG < CConfig::ToneGenerators);
+	return m_nMIDIChannel[nTG];
+}
+
+unsigned CPerformanceConfig::GetVolume (unsigned nTG) const
+{
+	assert (nTG < CConfig::ToneGenerators);
+	return m_nVolume[nTG];
+}
+
+unsigned CPerformanceConfig::GetPan (unsigned nTG) const
+{
+	assert (nTG < CConfig::ToneGenerators);
+	return m_nPan[nTG];
+}
+
+int CPerformanceConfig::GetDetune (unsigned nTG) const
+{
+	assert (nTG < CConfig::ToneGenerators);
+	return m_nDetune[nTG];
+}

src/performanceconfig.h

@@ -0,0 +1,57 @@
+//
+// performanceconfig.h
+//
+// MiniDexed - Dexed FM synthesizer for bare metal Raspberry Pi
+// Copyright (C) 2022  The MiniDexed Team
+//
+// Original author of this class:
+//	R. Stange <rsta2@o2online.de>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+#ifndef _performanceconfig_h
+#define _performanceconfig_h
+
+#include "config.h"
+#include <fatfs/ff.h>
+#include <Properties/propertiesfatfsfile.h>
+
+class CPerformanceConfig	// Performance configuration
+{
+public:
+	CPerformanceConfig (FATFS *pFileSystem);
+	~CPerformanceConfig (void);
+
+	bool Load (void);
+
+	// TG#
+	unsigned GetBankNumber (unsigned nTG) const;		// 0 .. 127
+	unsigned GetVoiceNumber (unsigned nTG) const;		// 0 .. 31
+	unsigned GetMIDIChannel (unsigned nTG) const;		// 0 .. 15, omni, off
+	unsigned GetVolume (unsigned nTG) const;		// 0 .. 127
+	unsigned GetPan (unsigned nTG) const;			// 0 .. 127
+	int GetDetune (unsigned nTG) const;			// -99 .. 99
+
+private:
+	CPropertiesFatFsFile m_Properties;
+
+	unsigned m_nBankNumber[CConfig::ToneGenerators];
+	unsigned m_nVoiceNumber[CConfig::ToneGenerators];
+	unsigned m_nMIDIChannel[CConfig::ToneGenerators];
+	unsigned m_nVolume[CConfig::ToneGenerators];
+	unsigned m_nPan[CConfig::ToneGenerators];
+	int m_nDetune[CConfig::ToneGenerators];
+};
+
+#endif