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-rw-r--r--audio/softsynth/mt32/Synth.cpp702
1 files changed, 505 insertions, 197 deletions
diff --git a/audio/softsynth/mt32/Synth.cpp b/audio/softsynth/mt32/Synth.cpp
index 6df7eb9e31..ca28898205 100644
--- a/audio/softsynth/mt32/Synth.cpp
+++ b/audio/softsynth/mt32/Synth.cpp
@@ -1,5 +1,5 @@
/* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011, 2012, 2013, 2014 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2016 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
@@ -15,42 +15,138 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-//#include <cerrno>
-//#include <cmath>
-//#include <cstdlib>
-//#include <cstring>
+#include <cstdio>
-#include "mt32emu.h"
-#include "mmath.h"
#include "internals.h"
+#include "Synth.h"
#include "Analog.h"
#include "BReverbModel.h"
+#include "File.h"
#include "MemoryRegion.h"
#include "MidiEventQueue.h"
+#include "Part.h"
+#include "Partial.h"
#include "PartialManager.h"
+#include "Poly.h"
+#include "ROMInfo.h"
+#include "TVA.h"
namespace MT32Emu {
// MIDI interface data transfer rate in samples. Used to simulate the transfer delay.
static const double MIDI_DATA_TRANSFER_RATE = (double)SAMPLE_RATE / 31250.0 * 8.0;
+// FIXME: there should be more specific feature sets for various MT-32 control ROM versions
+static const ControlROMFeatureSet OLD_MT32_COMPATIBLE = { true, true, true };
+static const ControlROMFeatureSet CM32L_COMPATIBLE = { false, false, false };
+
static const ControlROMMap ControlROMMaps[7] = {
- // ID IDc IDbytes PCMmap PCMc tmbrA tmbrAO, tmbrAC tmbrB tmbrBO, tmbrBC tmbrR trC rhythm rhyC rsrv panpot prog rhyMax patMax sysMax timMax
- {0x4014, 22, "\000 ver1.04 14 July 87 ", 0x3000, 128, 0x8000, 0x0000, false, 0xC000, 0x4000, false, 0x3200, 30, 0x73A6, 85, 0x57C7, 0x57E2, 0x57D0, 0x5252, 0x525E, 0x526E, 0x520A},
- {0x4014, 22, "\000 ver1.05 06 Aug, 87 ", 0x3000, 128, 0x8000, 0x0000, false, 0xC000, 0x4000, false, 0x3200, 30, 0x7414, 85, 0x57C7, 0x57E2, 0x57D0, 0x5252, 0x525E, 0x526E, 0x520A},
- {0x4014, 22, "\000 ver1.06 31 Aug, 87 ", 0x3000, 128, 0x8000, 0x0000, false, 0xC000, 0x4000, false, 0x3200, 30, 0x7414, 85, 0x57D9, 0x57F4, 0x57E2, 0x5264, 0x5270, 0x5280, 0x521C},
- {0x4010, 22, "\000 ver1.07 10 Oct, 87 ", 0x3000, 128, 0x8000, 0x0000, false, 0xC000, 0x4000, false, 0x3200, 30, 0x73fe, 85, 0x57B1, 0x57CC, 0x57BA, 0x523C, 0x5248, 0x5258, 0x51F4}, // MT-32 revision 1
- {0x4010, 22, "\000verX.XX 30 Sep, 88 ", 0x3000, 128, 0x8000, 0x0000, false, 0xC000, 0x4000, false, 0x3200, 30, 0x741C, 85, 0x57E5, 0x5800, 0x57EE, 0x5270, 0x527C, 0x528C, 0x5228}, // MT-32 Blue Ridge mod
- {0x2205, 22, "\000CM32/LAPC1.00 890404", 0x8100, 256, 0x8000, 0x8000, false, 0x8080, 0x8000, false, 0x8500, 64, 0x8580, 85, 0x4F65, 0x4F80, 0x4F6E, 0x48A1, 0x48A5, 0x48BE, 0x48D5},
- {0x2205, 22, "\000CM32/LAPC1.02 891205", 0x8100, 256, 0x8000, 0x8000, true, 0x8080, 0x8000, true, 0x8500, 64, 0x8580, 85, 0x4F93, 0x4FAE, 0x4F9C, 0x48CB, 0x48CF, 0x48E8, 0x48FF} // CM-32L
+ // ID Features PCMmap PCMc tmbrA tmbrAO, tmbrAC tmbrB tmbrBO tmbrBC tmbrR trC rhythm rhyC rsrv panpot prog rhyMax patMax sysMax timMax sndGrp sGC
+ { "ctrl_mt32_1_04", OLD_MT32_COMPATIBLE, 0x3000, 128, 0x8000, 0x0000, false, 0xC000, 0x4000, false, 0x3200, 30, 0x73A6, 85, 0x57C7, 0x57E2, 0x57D0, 0x5252, 0x525E, 0x526E, 0x520A, 0x7064, 19 },
+ { "ctrl_mt32_1_05", OLD_MT32_COMPATIBLE, 0x3000, 128, 0x8000, 0x0000, false, 0xC000, 0x4000, false, 0x3200, 30, 0x7414, 85, 0x57C7, 0x57E2, 0x57D0, 0x5252, 0x525E, 0x526E, 0x520A, 0x70CA, 19 },
+ { "ctrl_mt32_1_06", OLD_MT32_COMPATIBLE, 0x3000, 128, 0x8000, 0x0000, false, 0xC000, 0x4000, false, 0x3200, 30, 0x7414, 85, 0x57D9, 0x57F4, 0x57E2, 0x5264, 0x5270, 0x5280, 0x521C, 0x70CA, 19 },
+ { "ctrl_mt32_1_07", OLD_MT32_COMPATIBLE, 0x3000, 128, 0x8000, 0x0000, false, 0xC000, 0x4000, false, 0x3200, 30, 0x73fe, 85, 0x57B1, 0x57CC, 0x57BA, 0x523C, 0x5248, 0x5258, 0x51F4, 0x70B0, 19 }, // MT-32 revision 1
+ {"ctrl_mt32_bluer", OLD_MT32_COMPATIBLE, 0x3000, 128, 0x8000, 0x0000, false, 0xC000, 0x4000, false, 0x3200, 30, 0x741C, 85, 0x57E5, 0x5800, 0x57EE, 0x5270, 0x527C, 0x528C, 0x5228, 0x70CE, 19 }, // MT-32 Blue Ridge mod
+ {"ctrl_cm32l_1_00", CM32L_COMPATIBLE, 0x8100, 256, 0x8000, 0x8000, true, 0x8080, 0x8000, true, 0x8500, 64, 0x8580, 85, 0x4F65, 0x4F80, 0x4F6E, 0x48A1, 0x48A5, 0x48BE, 0x48D5, 0x5A6C, 19 },
+ {"ctrl_cm32l_1_02", CM32L_COMPATIBLE, 0x8100, 256, 0x8000, 0x8000, true, 0x8080, 0x8000, true, 0x8500, 64, 0x8580, 85, 0x4F93, 0x4FAE, 0x4F9C, 0x48CB, 0x48CF, 0x48E8, 0x48FF, 0x5A96, 19 } // CM-32L
// (Note that all but CM-32L ROM actually have 86 entries for rhythmTemp)
};
-static inline void advanceStreamPosition(Sample *&stream, Bit32u posDelta) {
- if (stream != NULL) {
- stream += posDelta;
+static const PartialState PARTIAL_PHASE_TO_STATE[8] = {
+ PartialState_ATTACK, PartialState_ATTACK, PartialState_ATTACK, PartialState_ATTACK,
+ PartialState_SUSTAIN, PartialState_SUSTAIN, PartialState_RELEASE, PartialState_INACTIVE
+};
+
+static inline PartialState getPartialState(PartialManager *partialManager, unsigned int partialNum) {
+ const Partial *partial = partialManager->getPartial(partialNum);
+ return partial->isActive() ? PARTIAL_PHASE_TO_STATE[partial->getTVA()->getPhase()] : PartialState_INACTIVE;
+}
+
+static inline Bit16s convertSample(float sample) {
+ return Synth::clipSampleEx(Bit32s(sample * 16384.0f)); // This multiplier takes into account the DAC bit shift
+}
+
+static inline float convertSample(Bit16s sample) {
+ return float(sample) / 16384.0f; // This multiplier takes into account the DAC bit shift
+}
+
+class SampleFormatConverter {
+protected:
+#if MT32EMU_USE_FLOAT_SAMPLES
+ Bit16s *outBuffer;
+#else
+ float *outBuffer;
+#endif
+
+public:
+ Sample *sampleBuffer;
+
+ SampleFormatConverter(Sample *buffer) : outBuffer(NULL), sampleBuffer(buffer) {}
+
+ inline bool isConversionNeeded() {
+ return outBuffer != NULL;
+ }
+
+ inline void convert(Bit32u len) {
+ if (sampleBuffer == NULL) return;
+ if (outBuffer == NULL) {
+ sampleBuffer += len;
+ return;
+ }
+ Sample *inBuffer = sampleBuffer;
+ while (len--) {
+ *(outBuffer++) = convertSample(*(inBuffer++));
+ }
+ }
+
+ inline void addSilence(Bit32u len) {
+ if (outBuffer != NULL) {
+ Synth::muteSampleBuffer(outBuffer, len);
+ outBuffer += len;
+ } else if (sampleBuffer != NULL) {
+ Synth::muteSampleBuffer(sampleBuffer, len);
+ sampleBuffer += len;
+ }
+ }
+};
+
+template <int BUFFER_SIZE_MULTIPLIER = 1>
+class BufferedSampleFormatConverter : public SampleFormatConverter {
+ Sample renderingBuffer[BUFFER_SIZE_MULTIPLIER * MAX_SAMPLES_PER_RUN];
+
+public:
+#if MT32EMU_USE_FLOAT_SAMPLES
+ BufferedSampleFormatConverter(Bit16s *buffer)
+#else
+ BufferedSampleFormatConverter(float *buffer)
+#endif
+ : SampleFormatConverter(renderingBuffer)
+ {
+ outBuffer = buffer;
+ if (buffer == NULL) sampleBuffer = NULL;
}
+};
+
+class Renderer {
+ Synth &synth;
+
+public:
+ Renderer(Synth &useSynth) : synth(useSynth) {}
+
+ void render(SampleFormatConverter &converter, Bit32u len);
+ void renderStreams(SampleFormatConverter &nonReverbLeft, SampleFormatConverter &nonReverbRight, SampleFormatConverter &reverbDryLeft, SampleFormatConverter &reverbDryRight, SampleFormatConverter &reverbWetLeft, SampleFormatConverter &reverbWetRight, Bit32u len);
+ void produceLA32Output(Sample *buffer, Bit32u len);
+ void convertSamplesToOutput(Sample *buffer, Bit32u len);
+ void doRenderStreams(Sample *nonReverbLeft, Sample *nonReverbRight, Sample *reverbDryLeft, Sample *reverbDryRight, Sample *reverbWetLeft, Sample *reverbWetRight, Bit32u len);
+};
+
+Bit32u Synth::getLibraryVersionInt() {
+ return (MT32EMU_VERSION_MAJOR << 16) | (MT32EMU_VERSION_MINOR << 8) | (MT32EMU_VERSION_PATCH);
+}
+
+const char *Synth::getLibraryVersionString() {
+ return MT32EMU_VERSION;
}
Bit8u Synth::calcSysexChecksum(const Bit8u *data, const Bit32u len, const Bit8u initChecksum) {
@@ -61,10 +157,17 @@ Bit8u Synth::calcSysexChecksum(const Bit8u *data, const Bit32u len, const Bit8u
return Bit8u(checksum & 0x7f);
}
-Synth::Synth(ReportHandler *useReportHandler) : mt32ram(*new MemParams()), mt32default(*new MemParams()) {
- isOpen = false;
+Bit32u Synth::getStereoOutputSampleRate(AnalogOutputMode analogOutputMode) {
+ static const unsigned int SAMPLE_RATES[] = {SAMPLE_RATE, SAMPLE_RATE, SAMPLE_RATE * 3 / 2, SAMPLE_RATE * 3};
+
+ return SAMPLE_RATES[analogOutputMode];
+}
+
+Synth::Synth(ReportHandler *useReportHandler) : mt32ram(*new MemParams), mt32default(*new MemParams), renderer(*new Renderer(*this)) {
+ opened = false;
reverbOverridden = false;
partialCount = DEFAULT_MAX_PARTIALS;
+ controlROMMap = NULL;
controlROMFeatures = NULL;
if (useReportHandler == NULL) {
@@ -85,11 +188,27 @@ Synth::Synth(ReportHandler *useReportHandler) : mt32ram(*new MemParams()), mt32d
setOutputGain(1.0f);
setReverbOutputGain(1.0f);
setReversedStereoEnabled(false);
+
+ patchTempMemoryRegion = NULL;
+ rhythmTempMemoryRegion = NULL;
+ timbreTempMemoryRegion = NULL;
+ patchesMemoryRegion = NULL;
+ timbresMemoryRegion = NULL;
+ systemMemoryRegion = NULL;
+ displayMemoryRegion = NULL;
+ resetMemoryRegion = NULL;
+ paddedTimbreMaxTable = NULL;
+
partialManager = NULL;
+ pcmWaves = NULL;
+ pcmROMData = NULL;
+ soundGroupNames = NULL;
midiQueue = NULL;
lastReceivedMIDIEventTimestamp = 0;
memset(parts, 0, sizeof(parts));
renderedSampleCount = 0;
+
+ reserved = NULL;
}
Synth::~Synth() {
@@ -99,47 +218,52 @@ Synth::~Synth() {
}
delete &mt32ram;
delete &mt32default;
+ delete &renderer;
}
void ReportHandler::showLCDMessage(const char *data) {
- // We cannot use printf here. Since we already implement our own
- // ReportHandler we simply disable the default implementation since it is
- // never called anyway.
-#if 0
- printf("WRITE-LCD: %s", data);
- printf("\n");
-#endif
+ printf("WRITE-LCD: %s\n", data);
}
void ReportHandler::printDebug(const char *fmt, va_list list) {
- // We cannot use (v)printf here. Since we already implement our own
- // ReportHandler we simply disable the default implementation since it is
- // never called anyway.
-#if 0
vprintf(fmt, list);
printf("\n");
-#endif
}
-void Synth::polyStateChanged(int partNum) {
- reportHandler->onPolyStateChanged(partNum);
-}
-
-void Synth::newTimbreSet(int partNum, Bit8u timbreGroup, const char patchName[]) {
- reportHandler->onProgramChanged(partNum, timbreGroup, patchName);
+void Synth::newTimbreSet(Bit8u partNum, Bit8u timbreGroup, Bit8u timbreNumber, const char patchName[]) {
+ const char *soundGroupName;
+ switch (timbreGroup) {
+ case 1:
+ timbreNumber += 64;
+ // Fall-through
+ case 0:
+ soundGroupName = soundGroupNames[soundGroupIx[timbreNumber]];
+ break;
+ case 2:
+ soundGroupName = soundGroupNames[controlROMMap->soundGroupsCount - 2];
+ break;
+ case 3:
+ soundGroupName = soundGroupNames[controlROMMap->soundGroupsCount - 1];
+ break;
+ default:
+ soundGroupName = NULL;
+ break;
+ }
+ reportHandler->onProgramChanged(partNum, soundGroupName, patchName);
}
void Synth::printDebug(const char *fmt, ...) {
va_list ap;
va_start(ap, fmt);
#if MT32EMU_DEBUG_SAMPLESTAMPS > 0
- reportHandler->printDebug("[%u] ", (char *)&renderedSampleCount);
+ reportHandler->printDebug("[%u]", (va_list)&renderedSampleCount);
#endif
reportHandler->printDebug(fmt, ap);
va_end(ap);
}
void Synth::setReverbEnabled(bool newReverbEnabled) {
+ if (!opened) return;
if (isReverbEnabled() == newReverbEnabled) return;
if (newReverbEnabled) {
bool oldReverbOverridden = reverbOverridden;
@@ -167,30 +291,23 @@ bool Synth::isReverbOverridden() const {
}
void Synth::setReverbCompatibilityMode(bool mt32CompatibleMode) {
- if (reverbModels[REVERB_MODE_ROOM] != NULL) {
- if (isMT32ReverbCompatibilityMode() == mt32CompatibleMode) return;
- setReverbEnabled(false);
- for (int i = 0; i < 4; i++) {
- delete reverbModels[i];
- }
- }
- reverbModels[REVERB_MODE_ROOM] = new BReverbModel(REVERB_MODE_ROOM, mt32CompatibleMode);
- reverbModels[REVERB_MODE_HALL] = new BReverbModel(REVERB_MODE_HALL, mt32CompatibleMode);
- reverbModels[REVERB_MODE_PLATE] = new BReverbModel(REVERB_MODE_PLATE, mt32CompatibleMode);
- reverbModels[REVERB_MODE_TAP_DELAY] = new BReverbModel(REVERB_MODE_TAP_DELAY, mt32CompatibleMode);
-#if !MT32EMU_REDUCE_REVERB_MEMORY
- for (int i = REVERB_MODE_ROOM; i <= REVERB_MODE_TAP_DELAY; i++) {
- reverbModels[i]->open();
- }
-#endif
- if (isOpen) {
- setReverbOutputGain(reverbOutputGain);
- setReverbEnabled(true);
+ if (!opened || (isMT32ReverbCompatibilityMode() == mt32CompatibleMode)) return;
+ bool oldReverbEnabled = isReverbEnabled();
+ setReverbEnabled(false);
+ for (int i = 0; i < 4; i++) {
+ delete reverbModels[i];
}
+ initReverbModels(mt32CompatibleMode);
+ setReverbEnabled(oldReverbEnabled);
+ setReverbOutputGain(reverbOutputGain);
}
bool Synth::isMT32ReverbCompatibilityMode() const {
- return isOpen && (reverbModels[REVERB_MODE_ROOM]->isMT32Compatible(REVERB_MODE_ROOM));
+ return opened && (reverbModels[REVERB_MODE_ROOM]->isMT32Compatible(REVERB_MODE_ROOM));
+}
+
+bool Synth::isDefaultReverbMT32Compatible() const {
+ return opened && controlROMFeatures->defaultReverbMT32Compatible;
}
void Synth::setDACInputMode(DACInputMode mode) {
@@ -239,22 +356,18 @@ void Synth::setReversedStereoEnabled(bool enabled) {
reversedStereoEnabled = enabled;
}
-bool Synth::isReversedStereoEnabled() {
+bool Synth::isReversedStereoEnabled() const {
return reversedStereoEnabled;
}
bool Synth::loadControlROM(const ROMImage &controlROMImage) {
- Common::File *file = controlROMImage.getFile();
+ File *file = controlROMImage.getFile();
const ROMInfo *controlROMInfo = controlROMImage.getROMInfo();
if ((controlROMInfo == NULL)
|| (controlROMInfo->type != ROMInfo::Control)
|| (controlROMInfo->pairType != ROMInfo::Full)) {
- return false;
- }
- controlROMFeatures = controlROMImage.getROMInfo()->controlROMFeatures;
- if (controlROMFeatures == NULL) {
#if MT32EMU_MONITOR_INIT
- printDebug("Invalid Control ROM Info provided without feature set");
+ printDebug("Invalid Control ROM Info provided");
#endif
return false;
}
@@ -262,13 +375,16 @@ bool Synth::loadControlROM(const ROMImage &controlROMImage) {
#if MT32EMU_MONITOR_INIT
printDebug("Found Control ROM: %s, %s", controlROMInfo->shortName, controlROMInfo->description);
#endif
- file->read(controlROMData, CONTROL_ROM_SIZE);
+ const Bit8u *fileData = file->getData();
+ memcpy(controlROMData, fileData, CONTROL_ROM_SIZE);
// Control ROM successfully loaded, now check whether it's a known type
controlROMMap = NULL;
+ controlROMFeatures = NULL;
for (unsigned int i = 0; i < sizeof(ControlROMMaps) / sizeof(ControlROMMaps[0]); i++) {
- if (memcmp(&controlROMData[ControlROMMaps[i].idPos], ControlROMMaps[i].idBytes, ControlROMMaps[i].idLen) == 0) {
+ if (strcmp(controlROMInfo->shortName, ControlROMMaps[i].shortName) == 0) {
controlROMMap = &ControlROMMaps[i];
+ controlROMFeatures = &controlROMMap->featureSet;
return true;
}
}
@@ -279,7 +395,7 @@ bool Synth::loadControlROM(const ROMImage &controlROMImage) {
}
bool Synth::loadPCMROM(const ROMImage &pcmROMImage) {
- Common::File *file = pcmROMImage.getFile();
+ File *file = pcmROMImage.getFile();
const ROMInfo *pcmROMInfo = pcmROMImage.getROMInfo();
if ((pcmROMInfo == NULL)
|| (pcmROMInfo->type != ROMInfo::PCM)
@@ -289,24 +405,21 @@ bool Synth::loadPCMROM(const ROMImage &pcmROMImage) {
#if MT32EMU_MONITOR_INIT
printDebug("Found PCM ROM: %s, %s", pcmROMInfo->shortName, pcmROMInfo->description);
#endif
- size_t fileSize = file->size();
+ size_t fileSize = file->getSize();
if (fileSize != (2 * pcmROMSize)) {
#if MT32EMU_MONITOR_INIT
printDebug("PCM ROM file has wrong size (expected %d, got %d)", 2 * pcmROMSize, fileSize);
#endif
return false;
}
-
- byte *buffer = new byte[file->size()];
- file->read(buffer, file->size());
- const byte *fileData = buffer;
+ const Bit8u *fileData = file->getData();
for (size_t i = 0; i < pcmROMSize; i++) {
Bit8u s = *(fileData++);
Bit8u c = *(fileData++);
int order[16] = {0, 9, 1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 8};
- signed short log = 0;
+ Bit16s log = 0;
for (int u = 0; u < 15; u++) {
int bit;
if (order[u] < 8) {
@@ -314,13 +427,10 @@ bool Synth::loadPCMROM(const ROMImage &pcmROMImage) {
} else {
bit = (c >> (7 - (order[u] - 8))) & 0x1;
}
- log = log | (short)(bit << (15 - u));
+ log = log | (Bit16s)(bit << (15 - u));
}
pcmROMData[i] = log;
}
-
- delete[] buffer;
-
return true;
}
@@ -345,7 +455,7 @@ bool Synth::initPCMList(Bit16u mapAddress, Bit16u count) {
return false;
}
-bool Synth::initCompressedTimbre(int timbreNum, const Bit8u *src, unsigned int srcLen) {
+bool Synth::initCompressedTimbre(Bit16u timbreNum, const Bit8u *src, Bit32u srcLen) {
// "Compressed" here means that muted partials aren't present in ROM (except in the case of partial 0 being muted).
// Instead the data from the previous unmuted partial is used.
if (srcLen < sizeof(TimbreParam::CommonParam)) {
@@ -369,7 +479,7 @@ bool Synth::initCompressedTimbre(int timbreNum, const Bit8u *src, unsigned int s
return true;
}
-bool Synth::initTimbres(Bit16u mapAddress, Bit16u offset, int count, int startTimbre, bool compressed) {
+bool Synth::initTimbres(Bit16u mapAddress, Bit16u offset, Bit16u count, Bit16u startTimbre, bool compressed) {
const Bit8u *timbreMap = &controlROMData[mapAddress];
for (Bit16u i = 0; i < count * 2; i += 2) {
Bit16u address = (timbreMap[i + 1] << 8) | timbreMap[i];
@@ -391,12 +501,32 @@ bool Synth::initTimbres(Bit16u mapAddress, Bit16u offset, int count, int startTi
return true;
}
+void Synth::initReverbModels(bool mt32CompatibleMode) {
+ reverbModels[REVERB_MODE_ROOM] = new BReverbModel(REVERB_MODE_ROOM, mt32CompatibleMode);
+ reverbModels[REVERB_MODE_HALL] = new BReverbModel(REVERB_MODE_HALL, mt32CompatibleMode);
+ reverbModels[REVERB_MODE_PLATE] = new BReverbModel(REVERB_MODE_PLATE, mt32CompatibleMode);
+ reverbModels[REVERB_MODE_TAP_DELAY] = new BReverbModel(REVERB_MODE_TAP_DELAY, mt32CompatibleMode);
+#if !MT32EMU_REDUCE_REVERB_MEMORY
+ for (int i = REVERB_MODE_ROOM; i <= REVERB_MODE_TAP_DELAY; i++) {
+ reverbModels[i]->open();
+ }
+#endif
+}
+
+void Synth::initSoundGroups(char newSoundGroupNames[][9]) {
+ memcpy(soundGroupIx, &controlROMData[controlROMMap->soundGroupsTable - sizeof(soundGroupIx)], sizeof(soundGroupIx));
+ const SoundGroup *table = (SoundGroup *)&controlROMData[controlROMMap->soundGroupsTable];
+ for (unsigned int i = 0; i < controlROMMap->soundGroupsCount; i++) {
+ memcpy(&newSoundGroupNames[i][0], table[i].name, sizeof(table[i].name));
+ }
+}
+
bool Synth::open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage, AnalogOutputMode analogOutputMode) {
return open(controlROMImage, pcmROMImage, DEFAULT_MAX_PARTIALS, analogOutputMode);
}
bool Synth::open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage, unsigned int usePartialCount, AnalogOutputMode analogOutputMode) {
- if (isOpen) {
+ if (opened) {
return false;
}
partialCount = usePartialCount;
@@ -411,6 +541,7 @@ bool Synth::open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage, u
if (!loadControlROM(controlROMImage)) {
printDebug("Init Error - Missing or invalid Control ROM image");
reportHandler->onErrorControlROM();
+ dispose();
return false;
}
@@ -428,22 +559,24 @@ bool Synth::open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage, u
if (!loadPCMROM(pcmROMImage)) {
printDebug("Init Error - Missing PCM ROM image");
reportHandler->onErrorPCMROM();
+ dispose();
return false;
}
#if MT32EMU_MONITOR_INIT
printDebug("Initialising Reverb Models");
#endif
- bool mt32CompatibleReverb = controlROMFeatures->isDefaultReverbMT32Compatible();
+ bool mt32CompatibleReverb = controlROMFeatures->defaultReverbMT32Compatible;
#if MT32EMU_MONITOR_INIT
printDebug("Using %s Compatible Reverb Models", mt32CompatibleReverb ? "MT-32" : "CM-32L");
#endif
- setReverbCompatibilityMode(mt32CompatibleReverb);
+ initReverbModels(mt32CompatibleReverb);
#if MT32EMU_MONITOR_INIT
printDebug("Initialising Timbre Bank A");
#endif
if (!initTimbres(controlROMMap->timbreAMap, controlROMMap->timbreAOffset, 0x40, 0, controlROMMap->timbreACompressed)) {
+ dispose();
return false;
}
@@ -451,6 +584,7 @@ bool Synth::open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage, u
printDebug("Initialising Timbre Bank B");
#endif
if (!initTimbres(controlROMMap->timbreBMap, controlROMMap->timbreBOffset, 0x40, 64, controlROMMap->timbreBCompressed)) {
+ dispose();
return false;
}
@@ -458,6 +592,7 @@ bool Synth::open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage, u
printDebug("Initialising Timbre Bank R");
#endif
if (!initTimbres(controlROMMap->timbreRMap, 0, controlROMMap->timbreRCount, 192, true)) {
+ dispose();
return false;
}
@@ -519,6 +654,10 @@ bool Synth::open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage, u
refreshSystem();
reverbOverridden = oldReverbOverridden;
+ char(*writableSoundGroupNames)[9] = new char[controlROMMap->soundGroupsCount][9];
+ soundGroupNames = writableSoundGroupNames;
+ initSoundGroups(writableSoundGroupNames);
+
for (int i = 0; i < 9; i++) {
MemParams::PatchTemp *patchTemp = &mt32ram.patchTemp[i];
@@ -550,12 +689,12 @@ bool Synth::open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage, u
midiQueue = new MidiEventQueue();
- analog = new Analog(analogOutputMode, controlROMFeatures);
+ analog = new Analog(analogOutputMode, controlROMFeatures->oldMT32AnalogLPF);
setOutputGain(outputGain);
setReverbOutputGain(reverbOutputGain);
- isOpen = true;
- isEnabled = false;
+ opened = true;
+ activated = false;
#if MT32EMU_MONITOR_INIT
printDebug("*** Initialisation complete ***");
@@ -563,10 +702,8 @@ bool Synth::open(const ROMImage &controlROMImage, const ROMImage &pcmROMImage, u
return true;
}
-void Synth::close(bool forced) {
- if (!forced && !isOpen) {
- return;
- }
+void Synth::dispose() {
+ opened = false;
delete midiQueue;
midiQueue = NULL;
@@ -582,8 +719,14 @@ void Synth::close(bool forced) {
parts[i] = NULL;
}
+ delete[] soundGroupNames;
+ soundGroupNames = NULL;
+
delete[] pcmWaves;
+ pcmWaves = NULL;
+
delete[] pcmROMData;
+ pcmROMData = NULL;
deleteMemoryRegions();
@@ -593,7 +736,17 @@ void Synth::close(bool forced) {
}
reverbModel = NULL;
controlROMFeatures = NULL;
- isOpen = false;
+ controlROMMap = NULL;
+}
+
+void Synth::close() {
+ if (opened) {
+ dispose();
+ }
+}
+
+bool Synth::isOpen() const {
+ return opened;
}
void Synth::flushMIDIQueue() {
@@ -664,12 +817,19 @@ bool Synth::playMsg(Bit32u msg) {
}
bool Synth::playMsg(Bit32u msg, Bit32u timestamp) {
+ if ((msg & 0xF8) == 0xF8) {
+ reportHandler->onMIDISystemRealtime((Bit8u)msg);
+ return true;
+ }
if (midiQueue == NULL) return false;
if (midiDelayMode != MIDIDelayMode_IMMEDIATE) {
timestamp = addMIDIInterfaceDelay(getShortMessageLength(msg), timestamp);
}
- if (!isEnabled) isEnabled = true;
- return midiQueue->pushShortMessage(msg, timestamp);
+ if (!activated) activated = true;
+ do {
+ if (midiQueue->pushShortMessage(msg, timestamp)) return true;
+ } while (reportHandler->onMIDIQueueOverflow());
+ return false;
}
bool Synth::playSysex(const Bit8u *sysex, Bit32u len) {
@@ -681,24 +841,28 @@ bool Synth::playSysex(const Bit8u *sysex, Bit32u len, Bit32u timestamp) {
if (midiDelayMode == MIDIDelayMode_DELAY_ALL) {
timestamp = addMIDIInterfaceDelay(len, timestamp);
}
- if (!isEnabled) isEnabled = true;
- return midiQueue->pushSysex(sysex, len, timestamp);
+ if (!activated) activated = true;
+ do {
+ if (midiQueue->pushSysex(sysex, len, timestamp)) return true;
+ } while (reportHandler->onMIDIQueueOverflow());
+ return false;
}
void Synth::playMsgNow(Bit32u msg) {
+ if (!opened) return;
+
// NOTE: Active sense IS implemented in real hardware. However, realtime processing is clearly out of the library scope.
// It is assumed that realtime consumers of the library respond to these MIDI events as appropriate.
- unsigned char code = (unsigned char)((msg & 0x0000F0) >> 4);
- unsigned char chan = (unsigned char)(msg & 0x00000F);
- unsigned char note = (unsigned char)((msg & 0x007F00) >> 8);
- unsigned char velocity = (unsigned char)((msg & 0x7F0000) >> 16);
- if (!isEnabled) isEnabled = true;
+ Bit8u code = (Bit8u)((msg & 0x0000F0) >> 4);
+ Bit8u chan = (Bit8u)(msg & 0x00000F);
+ Bit8u note = (Bit8u)((msg & 0x007F00) >> 8);
+ Bit8u velocity = (Bit8u)((msg & 0x7F0000) >> 16);
//printDebug("Playing chan %d, code 0x%01x note: 0x%02x", chan, code, note);
- char part = chantable[chan];
- if (part < 0 || part > 8) {
+ Bit8u part = chantable[chan];
+ if (part > 8) {
#if MT32EMU_MONITOR_MIDI > 0
printDebug("Play msg on unreg chan %d (%d): code=0x%01x, vel=%d", chan, part, code, velocity);
#endif
@@ -707,9 +871,12 @@ void Synth::playMsgNow(Bit32u msg) {
playMsgOnPart(part, code, note, velocity);
}
-void Synth::playMsgOnPart(unsigned char part, unsigned char code, unsigned char note, unsigned char velocity) {
+void Synth::playMsgOnPart(Bit8u part, Bit8u code, Bit8u note, Bit8u velocity) {
+ if (!opened) return;
+
Bit32u bend;
+ if (!activated) activated = true;
//printDebug("Synth::playMsgOnPart(%02x, %02x, %02x, %02x)", part, code, note, velocity);
switch (code) {
case 0x8:
@@ -849,7 +1016,7 @@ void Synth::playSysexWithoutFraming(const Bit8u *sysex, Bit32u len) {
playSysexWithoutHeader(sysex[1], sysex[3], sysex + 4, len - 4);
}
-void Synth::playSysexWithoutHeader(unsigned char device, unsigned char command, const Bit8u *sysex, Bit32u len) {
+void Synth::playSysexWithoutHeader(Bit8u device, Bit8u command, const Bit8u *sysex, Bit32u len) {
if (device > 0x10) {
// We have device ID 0x10 (default, but changeable, on real MT-32), < 0x10 is for channels
printDebug("playSysexWithoutHeader: Message is not intended for this device ID (provided: %02x, expected: 0x10 or channel)", (int)device);
@@ -861,6 +1028,13 @@ void Synth::playSysexWithoutHeader(unsigned char device, unsigned char command,
reset();
return;
}
+
+ if (command == SYSEX_CMD_EOD) {
+#if MT32EMU_MONITOR_SYSEX > 0
+ printDebug("playSysexWithoutHeader: Ignored unsupported command %02x", command);
+#endif
+ return;
+ }
if (len < 4) {
printDebug("playSysexWithoutHeader: Message is too short (%d bytes)!", len);
return;
@@ -872,12 +1046,19 @@ void Synth::playSysexWithoutHeader(unsigned char device, unsigned char command,
}
len -= 1; // Exclude checksum
switch (command) {
+ case SYSEX_CMD_WSD:
+#if MT32EMU_MONITOR_SYSEX > 0
+ printDebug("playSysexWithoutHeader: Ignored unsupported command %02x", command);
+#endif
+ break;
case SYSEX_CMD_DAT:
+ /* Outcommented until we (ever) actually implement handshake communication
if (hasActivePartials()) {
printDebug("playSysexWithoutHeader: Got SYSEX_CMD_DAT but partials are active - ignoring");
// FIXME: We should send SYSEX_CMD_RJC in this case
break;
}
+ */
// Deliberate fall-through
case SYSEX_CMD_DT1:
writeSysex(device, sysex, len);
@@ -898,11 +1079,12 @@ void Synth::playSysexWithoutHeader(unsigned char device, unsigned char command,
}
}
-void Synth::readSysex(unsigned char /*device*/, const Bit8u * /*sysex*/, Bit32u /*len*/) const {
+void Synth::readSysex(Bit8u /*device*/, const Bit8u * /*sysex*/, Bit32u /*len*/) const {
// NYI
}
-void Synth::writeSysex(unsigned char device, const Bit8u *sysex, Bit32u len) {
+void Synth::writeSysex(Bit8u device, const Bit8u *sysex, Bit32u len) {
+ if (!opened) return;
reportHandler->onMIDIMessagePlayed();
Bit32u addr = (sysex[0] << 16) | (sysex[1] << 8) | (sysex[2]);
addr = MT32EMU_MEMADDR(addr);
@@ -918,7 +1100,7 @@ void Synth::writeSysex(unsigned char device, const Bit8u *sysex, Bit32u len) {
#endif
if (/*addr >= MT32EMU_MEMADDR(0x000000) && */addr < MT32EMU_MEMADDR(0x010000)) {
int offset;
- if (chantable[device] == -1) {
+ if (chantable[device] > 8) {
#if MT32EMU_MONITOR_SYSEX > 0
printDebug(" (Channel not mapped to a part... 0 offset)");
#endif
@@ -939,7 +1121,7 @@ void Synth::writeSysex(unsigned char device, const Bit8u *sysex, Bit32u len) {
addr += MT32EMU_MEMADDR(0x030110) - MT32EMU_MEMADDR(0x010000);
} else if (/*addr >= MT32EMU_MEMADDR(0x020000) && */ addr < MT32EMU_MEMADDR(0x030000)) {
int offset;
- if (chantable[device] == -1) {
+ if (chantable[device] > 8) {
#if MT32EMU_MONITOR_SYSEX > 0
printDebug(" (Channel not mapped to a part... 0 offset)");
#endif
@@ -986,6 +1168,7 @@ void Synth::writeSysex(unsigned char device, const Bit8u *sysex, Bit32u len) {
}
void Synth::readMemory(Bit32u addr, Bit32u len, Bit8u *data) {
+ if (!opened) return;
const MemoryRegion *region = findMemoryRegion(addr);
if (region != NULL) {
readMemoryRegion(region, addr, len, data);
@@ -1279,16 +1462,16 @@ void Synth::writeMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u le
if(firstPart < 0)
firstPart = 0;
int lastPart = off + len - SYSTEM_CHAN_ASSIGN_START_OFF;
- if(lastPart > 9)
- lastPart = 9;
- refreshSystemChanAssign(firstPart, lastPart);
+ if(lastPart > 8)
+ lastPart = 8;
+ refreshSystemChanAssign((Bit8u)firstPart, (Bit8u)lastPart);
}
if (off <= SYSTEM_MASTER_VOL_OFF && off + len > SYSTEM_MASTER_VOL_OFF) {
refreshSystemMasterVol();
}
break;
case MR_Display:
- char buf[MAX_SYSEX_SIZE];
+ char buf[SYSEX_BUFFER_SIZE];
memcpy(&buf, &data[0], len);
buf[len] = 0;
#if MT32EMU_MONITOR_SYSEX > 0
@@ -1361,19 +1544,19 @@ void Synth::refreshSystemReserveSettings() {
partialManager->setReserve(rset);
}
-void Synth::refreshSystemChanAssign(unsigned int firstPart, unsigned int lastPart) {
- memset(chantable, -1, sizeof(chantable));
+void Synth::refreshSystemChanAssign(Bit8u firstPart, Bit8u lastPart) {
+ memset(chantable, 0xFF, sizeof(chantable));
// CONFIRMED: In the case of assigning a channel to multiple parts, the lower part wins.
- for (unsigned int i = 0; i <= 8; i++) {
+ for (Bit32u i = 0; i <= 8; i++) {
if (parts[i] != NULL && i >= firstPart && i <= lastPart) {
// CONFIRMED: Decay is started for all polys, and all controllers are reset, for every part whose assignment was touched by the sysex write.
parts[i]->allSoundOff();
parts[i]->resetAllControllers();
}
- int chan = mt32ram.system.chanAssign[i];
- if (chan != 16 && chantable[chan] == -1) {
- chantable[chan] = i;
+ Bit8u chan = mt32ram.system.chanAssign[i];
+ if (chan < 16 && chantable[chan] > 8) {
+ chantable[chan] = (Bit8u)i;
}
}
@@ -1398,6 +1581,7 @@ void Synth::refreshSystem() {
}
void Synth::reset() {
+ if (!opened) return;
#if MT32EMU_MONITOR_SYSEX > 0
printDebug("RESET");
#endif
@@ -1413,7 +1597,7 @@ void Synth::reset() {
}
}
refreshSystem();
- isEnabled = false;
+ isActive();
}
MidiEvent::~MidiEvent() {
@@ -1477,7 +1661,7 @@ bool MidiEventQueue::pushSysex(const Bit8u *sysexData, Bit32u sysexLength, Bit32
}
const MidiEvent *MidiEventQueue::peekMidiEvent() {
- return (startPosition == endPosition) ? NULL : &ringBuffer[startPosition];
+ return isEmpty() ? NULL : &ringBuffer[startPosition];
}
void MidiEventQueue::dropMidiEvent() {
@@ -1491,15 +1675,24 @@ bool MidiEventQueue::isFull() const {
return startPosition == ((endPosition + 1) & ringBufferMask);
}
-unsigned int Synth::getStereoOutputSampleRate() const {
+bool MidiEventQueue::isEmpty() const {
+ return startPosition == endPosition;
+}
+
+Bit32u Synth::getStereoOutputSampleRate() const {
return (analog == NULL) ? SAMPLE_RATE : analog->getOutputSampleRate();
}
-void Synth::render(Sample *stream, Bit32u len) {
- if (!isEnabled) {
- renderedSampleCount += analog->getDACStreamsLength(len);
- analog->process(NULL, NULL, NULL, NULL, NULL, NULL, NULL, len);
- muteSampleBuffer(stream, len << 1);
+void Renderer::render(SampleFormatConverter &converter, Bit32u len) {
+ if (!synth.opened) {
+ converter.addSilence(len << 1);
+ return;
+ }
+
+ if (!synth.activated) {
+ synth.renderedSampleCount += synth.analog->getDACStreamsLength(len);
+ synth.analog->process(NULL, NULL, NULL, NULL, NULL, NULL, NULL, len);
+ converter.addSilence(len << 1);
return;
}
@@ -1510,19 +1703,53 @@ void Synth::render(Sample *stream, Bit32u len) {
while (len > 0) {
Bit32u thisPassLen = len > MAX_SAMPLES_PER_RUN ? MAX_SAMPLES_PER_RUN : len;
- renderStreams(tmpNonReverbLeft, tmpNonReverbRight, tmpReverbDryLeft, tmpReverbDryRight, tmpReverbWetLeft, tmpReverbWetRight, analog->getDACStreamsLength(thisPassLen));
- analog->process(&stream, tmpNonReverbLeft, tmpNonReverbRight, tmpReverbDryLeft, tmpReverbDryRight, tmpReverbWetLeft, tmpReverbWetRight, thisPassLen);
+ synth.renderStreams(tmpNonReverbLeft, tmpNonReverbRight, tmpReverbDryLeft, tmpReverbDryRight, tmpReverbWetLeft, tmpReverbWetRight, synth.analog->getDACStreamsLength(thisPassLen));
+ synth.analog->process(converter.sampleBuffer, tmpNonReverbLeft, tmpNonReverbRight, tmpReverbDryLeft, tmpReverbDryRight, tmpReverbWetLeft, tmpReverbWetRight, thisPassLen);
+ converter.convert(thisPassLen << 1);
len -= thisPassLen;
}
}
-void Synth::renderStreams(Sample *nonReverbLeft, Sample *nonReverbRight, Sample *reverbDryLeft, Sample *reverbDryRight, Sample *reverbWetLeft, Sample *reverbWetRight, Bit32u len) {
+void Synth::render(Bit16s *stream, Bit32u len) {
+#if MT32EMU_USE_FLOAT_SAMPLES
+ BufferedSampleFormatConverter<2> converter(stream);
+#else
+ SampleFormatConverter converter(stream);
+#endif
+ renderer.render(converter, len);
+}
+
+void Synth::render(float *stream, Bit32u len) {
+#if MT32EMU_USE_FLOAT_SAMPLES
+ SampleFormatConverter converter(stream);
+#else
+ BufferedSampleFormatConverter<2> converter(stream);
+#endif
+ renderer.render(converter, len);
+}
+
+void Renderer::renderStreams(
+ SampleFormatConverter &nonReverbLeft, SampleFormatConverter &nonReverbRight,
+ SampleFormatConverter &reverbDryLeft, SampleFormatConverter &reverbDryRight,
+ SampleFormatConverter &reverbWetLeft, SampleFormatConverter &reverbWetRight,
+ Bit32u len)
+{
+ if (!synth.opened) {
+ nonReverbLeft.addSilence(len);
+ nonReverbRight.addSilence(len);
+ reverbDryLeft.addSilence(len);
+ reverbDryRight.addSilence(len);
+ reverbWetLeft.addSilence(len);
+ reverbWetRight.addSilence(len);
+ return;
+ }
+
while (len > 0) {
// We need to ensure zero-duration notes will play so add minimum 1-sample delay.
Bit32u thisLen = 1;
- if (!isAbortingPoly()) {
- const MidiEvent *nextEvent = midiQueue->peekMidiEvent();
- Bit32s samplesToNextEvent = (nextEvent != NULL) ? Bit32s(nextEvent->timestamp - renderedSampleCount) : MAX_SAMPLES_PER_RUN;
+ if (!synth.isAbortingPoly()) {
+ const MidiEvent *nextEvent = synth.midiQueue->peekMidiEvent();
+ Bit32s samplesToNextEvent = (nextEvent != NULL) ? Bit32s(nextEvent->timestamp - synth.renderedSampleCount) : MAX_SAMPLES_PER_RUN;
if (samplesToNextEvent > 0) {
thisLen = len > MAX_SAMPLES_PER_RUN ? MAX_SAMPLES_PER_RUN : len;
if (thisLen > (Bit32u)samplesToNextEvent) {
@@ -1530,37 +1757,85 @@ void Synth::renderStreams(Sample *nonReverbLeft, Sample *nonReverbRight, Sample
}
} else {
if (nextEvent->sysexData == NULL) {
- playMsgNow(nextEvent->shortMessageData);
+ synth.playMsgNow(nextEvent->shortMessageData);
// If a poly is aborting we don't drop the event from the queue.
// Instead, we'll return to it again when the abortion is done.
- if (!isAbortingPoly()) {
- midiQueue->dropMidiEvent();
+ if (!synth.isAbortingPoly()) {
+ synth.midiQueue->dropMidiEvent();
}
} else {
- playSysexNow(nextEvent->sysexData, nextEvent->sysexLength);
- midiQueue->dropMidiEvent();
+ synth.playSysexNow(nextEvent->sysexData, nextEvent->sysexLength);
+ synth.midiQueue->dropMidiEvent();
}
}
}
- doRenderStreams(nonReverbLeft, nonReverbRight, reverbDryLeft, reverbDryRight, reverbWetLeft, reverbWetRight, thisLen);
- advanceStreamPosition(nonReverbLeft, thisLen);
- advanceStreamPosition(nonReverbRight, thisLen);
- advanceStreamPosition(reverbDryLeft, thisLen);
- advanceStreamPosition(reverbDryRight, thisLen);
- advanceStreamPosition(reverbWetLeft, thisLen);
- advanceStreamPosition(reverbWetRight, thisLen);
+ doRenderStreams(
+ nonReverbLeft.sampleBuffer, nonReverbRight.sampleBuffer,
+ reverbDryLeft.sampleBuffer, reverbDryRight.sampleBuffer,
+ reverbWetLeft.sampleBuffer, reverbWetRight.sampleBuffer,
+ thisLen);
+ nonReverbLeft.convert(thisLen);
+ nonReverbRight.convert(thisLen);
+ reverbDryLeft.convert(thisLen);
+ reverbDryRight.convert(thisLen);
+ reverbWetLeft.convert(thisLen);
+ reverbWetRight.convert(thisLen);
len -= thisLen;
}
}
+void Synth::renderStreams(
+ Bit16s *nonReverbLeft, Bit16s *nonReverbRight,
+ Bit16s *reverbDryLeft, Bit16s *reverbDryRight,
+ Bit16s *reverbWetLeft, Bit16s *reverbWetRight,
+ Bit32u len)
+{
+#if MT32EMU_USE_FLOAT_SAMPLES
+ BufferedSampleFormatConverter<> convNonReverbLeft(nonReverbLeft), convNonReverbRight(nonReverbRight);
+ BufferedSampleFormatConverter<> convReverbDryLeft(reverbDryLeft), convReverbDryRight(reverbDryRight);
+ BufferedSampleFormatConverter<> convReverbWetLeft(reverbWetLeft), convReverbWetRight(reverbWetRight);
+#else
+ SampleFormatConverter convNonReverbLeft(nonReverbLeft), convNonReverbRight(nonReverbRight);
+ SampleFormatConverter convReverbDryLeft(reverbDryLeft), convReverbDryRight(reverbDryRight);
+ SampleFormatConverter convReverbWetLeft(reverbWetLeft), convReverbWetRight(reverbWetRight);
+#endif
+ renderer.renderStreams(
+ convNonReverbLeft, convNonReverbRight,
+ convReverbDryLeft, convReverbDryRight,
+ convReverbWetLeft, convReverbWetRight,
+ len);
+}
+
+void Synth::renderStreams(
+ float *nonReverbLeft, float *nonReverbRight,
+ float *reverbDryLeft, float *reverbDryRight,
+ float *reverbWetLeft, float *reverbWetRight,
+ Bit32u len)
+{
+#if MT32EMU_USE_FLOAT_SAMPLES
+ SampleFormatConverter convNonReverbLeft(nonReverbLeft), convNonReverbRight(nonReverbRight);
+ SampleFormatConverter convReverbDryLeft(reverbDryLeft), convReverbDryRight(reverbDryRight);
+ SampleFormatConverter convReverbWetLeft(reverbWetLeft), convReverbWetRight(reverbWetRight);
+#else
+ BufferedSampleFormatConverter<> convNonReverbLeft(nonReverbLeft), convNonReverbRight(nonReverbRight);
+ BufferedSampleFormatConverter<> convReverbDryLeft(reverbDryLeft), convReverbDryRight(reverbDryRight);
+ BufferedSampleFormatConverter<> convReverbWetLeft(reverbWetLeft), convReverbWetRight(reverbWetRight);
+#endif
+ renderer.renderStreams(
+ convNonReverbLeft, convNonReverbRight,
+ convReverbDryLeft, convReverbDryRight,
+ convReverbWetLeft, convReverbWetRight,
+ len);
+}
+
// In GENERATION2 units, the output from LA32 goes to the Boss chip already bit-shifted.
// In NICE mode, it's also better to increase volume before the reverb processing to preserve accuracy.
-void Synth::produceLA32Output(Sample *buffer, Bit32u len) {
+void Renderer::produceLA32Output(Sample *buffer, Bit32u len) {
#if MT32EMU_USE_FLOAT_SAMPLES
(void)buffer;
(void)len;
#else
- switch (dacInputMode) {
+ switch (synth.dacInputMode) {
case DACInputMode_GENERATION2:
while (len--) {
*buffer = (*buffer & 0x8000) | ((*buffer << 1) & 0x7FFE) | ((*buffer >> 14) & 0x0001);
@@ -1569,7 +1844,7 @@ void Synth::produceLA32Output(Sample *buffer, Bit32u len) {
break;
case DACInputMode_NICE:
while (len--) {
- *buffer = clipSampleEx(SampleEx(*buffer) << 1);
+ *buffer = Synth::clipSampleEx(SampleEx(*buffer) << 1);
++buffer;
}
break;
@@ -1579,12 +1854,12 @@ void Synth::produceLA32Output(Sample *buffer, Bit32u len) {
#endif
}
-void Synth::convertSamplesToOutput(Sample *buffer, Bit32u len) {
+void Renderer::convertSamplesToOutput(Sample *buffer, Bit32u len) {
#if MT32EMU_USE_FLOAT_SAMPLES
(void)buffer;
(void)len;
#else
- if (dacInputMode == DACInputMode_GENERATION1) {
+ if (synth.dacInputMode == DACInputMode_GENERATION1) {
while (len--) {
*buffer = Sample((*buffer & 0x8000) | ((*buffer << 1) & 0x7FFE));
++buffer;
@@ -1593,7 +1868,7 @@ void Synth::convertSamplesToOutput(Sample *buffer, Bit32u len) {
#endif
}
-void Synth::doRenderStreams(Sample *nonReverbLeft, Sample *nonReverbRight, Sample *reverbDryLeft, Sample *reverbDryRight, Sample *reverbWetLeft, Sample *reverbWetRight, Bit32u len) {
+void Renderer::doRenderStreams(Sample *nonReverbLeft, Sample *nonReverbRight, Sample *reverbDryLeft, Sample *reverbDryRight, Sample *reverbWetLeft, Sample *reverbWetRight, Bit32u len) {
// Even if LA32 output isn't desired, we proceed anyway with temp buffers
Sample tmpBufNonReverbLeft[MAX_SAMPLES_PER_RUN], tmpBufNonReverbRight[MAX_SAMPLES_PER_RUN];
if (nonReverbLeft == NULL) nonReverbLeft = tmpBufNonReverbLeft;
@@ -1603,30 +1878,30 @@ void Synth::doRenderStreams(Sample *nonReverbLeft, Sample *nonReverbRight, Sampl
if (reverbDryLeft == NULL) reverbDryLeft = tmpBufReverbDryLeft;
if (reverbDryRight == NULL) reverbDryRight = tmpBufReverbDryRight;
- if (isEnabled) {
- muteSampleBuffer(nonReverbLeft, len);
- muteSampleBuffer(nonReverbRight, len);
- muteSampleBuffer(reverbDryLeft, len);
- muteSampleBuffer(reverbDryRight, len);
+ if (synth.activated) {
+ Synth::muteSampleBuffer(nonReverbLeft, len);
+ Synth::muteSampleBuffer(nonReverbRight, len);
+ Synth::muteSampleBuffer(reverbDryLeft, len);
+ Synth::muteSampleBuffer(reverbDryRight, len);
- for (unsigned int i = 0; i < getPartialCount(); i++) {
- if (partialManager->shouldReverb(i)) {
- partialManager->produceOutput(i, reverbDryLeft, reverbDryRight, len);
+ for (unsigned int i = 0; i < synth.getPartialCount(); i++) {
+ if (synth.partialManager->shouldReverb(i)) {
+ synth.partialManager->produceOutput(i, reverbDryLeft, reverbDryRight, len);
} else {
- partialManager->produceOutput(i, nonReverbLeft, nonReverbRight, len);
+ synth.partialManager->produceOutput(i, nonReverbLeft, nonReverbRight, len);
}
}
produceLA32Output(reverbDryLeft, len);
produceLA32Output(reverbDryRight, len);
- if (isReverbEnabled()) {
- reverbModel->process(reverbDryLeft, reverbDryRight, reverbWetLeft, reverbWetRight, len);
+ if (synth.isReverbEnabled()) {
+ synth.reverbModel->process(reverbDryLeft, reverbDryRight, reverbWetLeft, reverbWetRight, len);
if (reverbWetLeft != NULL) convertSamplesToOutput(reverbWetLeft, len);
if (reverbWetRight != NULL) convertSamplesToOutput(reverbWetRight, len);
} else {
- muteSampleBuffer(reverbWetLeft, len);
- muteSampleBuffer(reverbWetRight, len);
+ Synth::muteSampleBuffer(reverbWetLeft, len);
+ Synth::muteSampleBuffer(reverbWetRight, len);
}
// Don't bother with conversion if the output is going to be unused
@@ -1642,29 +1917,32 @@ void Synth::doRenderStreams(Sample *nonReverbLeft, Sample *nonReverbRight, Sampl
if (reverbDryRight != tmpBufReverbDryRight) convertSamplesToOutput(reverbDryRight, len);
} else {
// Avoid muting buffers that wasn't requested
- if (nonReverbLeft != tmpBufNonReverbLeft) muteSampleBuffer(nonReverbLeft, len);
- if (nonReverbRight != tmpBufNonReverbRight) muteSampleBuffer(nonReverbRight, len);
- if (reverbDryLeft != tmpBufReverbDryLeft) muteSampleBuffer(reverbDryLeft, len);
- if (reverbDryRight != tmpBufReverbDryRight) muteSampleBuffer(reverbDryRight, len);
- muteSampleBuffer(reverbWetLeft, len);
- muteSampleBuffer(reverbWetRight, len);
+ if (nonReverbLeft != tmpBufNonReverbLeft) Synth::muteSampleBuffer(nonReverbLeft, len);
+ if (nonReverbRight != tmpBufNonReverbRight) Synth::muteSampleBuffer(nonReverbRight, len);
+ if (reverbDryLeft != tmpBufReverbDryLeft) Synth::muteSampleBuffer(reverbDryLeft, len);
+ if (reverbDryRight != tmpBufReverbDryRight) Synth::muteSampleBuffer(reverbDryRight, len);
+ Synth::muteSampleBuffer(reverbWetLeft, len);
+ Synth::muteSampleBuffer(reverbWetRight, len);
}
- partialManager->clearAlreadyOutputed();
- renderedSampleCount += len;
+ synth.partialManager->clearAlreadyOutputed();
+ synth.renderedSampleCount += len;
}
-void Synth::printPartialUsage(unsigned long sampleOffset) {
+void Synth::printPartialUsage(Bit32u sampleOffset) {
unsigned int partialUsage[9];
partialManager->getPerPartPartialUsage(partialUsage);
if (sampleOffset > 0) {
- printDebug("[+%lu] Partial Usage: 1:%02d 2:%02d 3:%02d 4:%02d 5:%02d 6:%02d 7:%02d 8:%02d R: %02d TOTAL: %02d", sampleOffset, partialUsage[0], partialUsage[1], partialUsage[2], partialUsage[3], partialUsage[4], partialUsage[5], partialUsage[6], partialUsage[7], partialUsage[8], getPartialCount() - partialManager->getFreePartialCount());
+ printDebug("[+%u] Partial Usage: 1:%02d 2:%02d 3:%02d 4:%02d 5:%02d 6:%02d 7:%02d 8:%02d R: %02d TOTAL: %02d", sampleOffset, partialUsage[0], partialUsage[1], partialUsage[2], partialUsage[3], partialUsage[4], partialUsage[5], partialUsage[6], partialUsage[7], partialUsage[8], getPartialCount() - partialManager->getFreePartialCount());
} else {
printDebug("Partial Usage: 1:%02d 2:%02d 3:%02d 4:%02d 5:%02d 6:%02d 7:%02d 8:%02d R: %02d TOTAL: %02d", partialUsage[0], partialUsage[1], partialUsage[2], partialUsage[3], partialUsage[4], partialUsage[5], partialUsage[6], partialUsage[7], partialUsage[8], getPartialCount() - partialManager->getFreePartialCount());
}
}
bool Synth::hasActivePartials() const {
+ if (!opened) {
+ return false;
+ }
for (unsigned int partialNum = 0; partialNum < getPartialCount(); partialNum++) {
if (partialManager->getPartial(partialNum)->isActive()) {
return true;
@@ -1673,46 +1951,76 @@ bool Synth::hasActivePartials() const {
return false;
}
-bool Synth::isAbortingPoly() const {
- return abortingPoly != NULL;
-}
-
-bool Synth::isActive() const {
- if (hasActivePartials()) {
+bool Synth::isActive() {
+ if (!opened) {
+ return false;
+ }
+ if (!midiQueue->isEmpty() || hasActivePartials()) {
return true;
}
- if (isReverbEnabled()) {
- return reverbModel->isActive();
+ if (isReverbEnabled() && reverbModel->isActive()) {
+ return true;
}
+ activated = false;
return false;
}
-unsigned int Synth::getPartialCount() const {
+Bit32u Synth::getPartialCount() const {
return partialCount;
}
void Synth::getPartStates(bool *partStates) const {
+ if (!opened) {
+ memset(partStates, 0, 9 * sizeof(bool));
+ return;
+ }
for (int partNumber = 0; partNumber < 9; partNumber++) {
const Part *part = parts[partNumber];
partStates[partNumber] = part->getActiveNonReleasingPartialCount() > 0;
}
}
+Bit32u Synth::getPartStates() const {
+ if (!opened) return 0;
+ bool partStates[9];
+ getPartStates(partStates);
+ Bit32u bitSet = 0;
+ for (int partNumber = 8; partNumber >= 0; partNumber--) {
+ bitSet = (bitSet << 1) | (partStates[partNumber] ? 1 : 0);
+ }
+ return bitSet;
+}
+
void Synth::getPartialStates(PartialState *partialStates) const {
- static const PartialState partialPhaseToState[8] = {
- PartialState_ATTACK, PartialState_ATTACK, PartialState_ATTACK, PartialState_ATTACK,
- PartialState_SUSTAIN, PartialState_SUSTAIN, PartialState_RELEASE, PartialState_INACTIVE
- };
+ if (!opened) {
+ memset(partialStates, 0, partialCount * sizeof(PartialState));
+ return;
+ }
+ for (unsigned int partialNum = 0; partialNum < partialCount; partialNum++) {
+ partialStates[partialNum] = getPartialState(partialManager, partialNum);
+ }
+}
- for (unsigned int partialNum = 0; partialNum < getPartialCount(); partialNum++) {
- const Partial *partial = partialManager->getPartial(partialNum);
- partialStates[partialNum] = partial->isActive() ? partialPhaseToState[partial->getTVA()->getPhase()] : PartialState_INACTIVE;
+void Synth::getPartialStates(Bit8u *partialStates) const {
+ if (!opened) {
+ memset(partialStates, 0, ((partialCount + 3) >> 2));
+ return;
+ }
+ for (unsigned int quartNum = 0; (4 * quartNum) < partialCount; quartNum++) {
+ Bit8u packedStates = 0;
+ for (unsigned int i = 0; i < 4; i++) {
+ unsigned int partialNum = (4 * quartNum) + i;
+ if (partialCount <= partialNum) break;
+ PartialState partialState = getPartialState(partialManager, partialNum);
+ packedStates |= (partialState & 3) << (2 * i);
+ }
+ partialStates[quartNum] = packedStates;
}
}
-unsigned int Synth::getPlayingNotes(unsigned int partNumber, Bit8u *keys, Bit8u *velocities) const {
- unsigned int playingNotes = 0;
- if (isOpen && (partNumber < 9)) {
+Bit32u Synth::getPlayingNotes(Bit8u partNumber, Bit8u *keys, Bit8u *velocities) const {
+ Bit32u playingNotes = 0;
+ if (opened && (partNumber < 9)) {
const Part *part = parts[partNumber];
const Poly *poly = part->getFirstActivePoly();
while (poly != NULL) {
@@ -1725,11 +2033,11 @@ unsigned int Synth::getPlayingNotes(unsigned int partNumber, Bit8u *keys, Bit8u
return playingNotes;
}
-const char *Synth::getPatchName(unsigned int partNumber) const {
- return (!isOpen || partNumber > 8) ? NULL : parts[partNumber]->getCurrentInstr();
+const char *Synth::getPatchName(Bit8u partNumber) const {
+ return (!opened || partNumber > 8) ? NULL : parts[partNumber]->getCurrentInstr();
}
-const Part *Synth::getPart(unsigned int partNum) const {
+const Part *Synth::getPart(Bit8u partNum) const {
if (partNum > 8) {
return NULL;
}
@@ -1807,4 +2115,4 @@ void MemoryRegion::write(unsigned int entry, unsigned int off, const Bit8u *src,
}
}
-}
+} // namespace MT32Emu
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-28 10:12:19 +0000