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Diffstat (limited to 'audio/softsynth/mt32.cpp')
-rw-r--r--audio/softsynth/mt32.cpp255
1 files changed, 88 insertions, 167 deletions
diff --git a/audio/softsynth/mt32.cpp b/audio/softsynth/mt32.cpp
index 186118262f..00d0469356 100644
--- a/audio/softsynth/mt32.cpp
+++ b/audio/softsynth/mt32.cpp
@@ -25,6 +25,7 @@
#ifdef USE_MT32EMU
#include "audio/softsynth/mt32/mt32emu.h"
+#include "audio/softsynth/mt32/ROMInfo.h"
#include "audio/softsynth/emumidi.h"
#include "audio/musicplugin.h"
@@ -47,6 +48,50 @@
#include "graphics/palette.h"
#include "graphics/font.h"
+#include "gui/message.h"
+
+namespace MT32Emu {
+
+class ReportHandlerScummVM : public ReportHandler {
+friend class Synth;
+
+public:
+ virtual ~ReportHandlerScummVM() {}
+
+protected:
+
+ // Callback for debug messages, in vprintf() format
+ void printDebug(const char *fmt, va_list list) {
+ debug(4, fmt, list);
+ }
+
+ // Callbacks for reporting various errors and information
+ void onErrorControlROM() {
+ GUI::MessageDialog dialog("MT32emu: Init Error - Missing or invalid Control ROM image", "OK");
+ dialog.runModal();
+ error("MT32emu: Init Error - Missing or invalid Control ROM image");
+ }
+ void onErrorPCMROM() {
+ GUI::MessageDialog dialog("MT32emu: Init Error - Missing PCM ROM image", "OK");
+ dialog.runModal();
+ error("MT32emu: Init Error - Missing PCM ROM image");
+ }
+ void showLCDMessage(const char *message) {
+ g_system->displayMessageOnOSD(message);
+ }
+ void onDeviceReset() {}
+ void onDeviceReconfig() {}
+ void onNewReverbMode(Bit8u /* mode */) {}
+ void onNewReverbTime(Bit8u /* time */) {}
+ void onNewReverbLevel(Bit8u /* level */) {}
+ void onPartStateChanged(int /* partNum */, bool /* isActive */) {}
+ void onPolyStateChanged(int /* partNum */) {}
+ void onPartialStateChanged(int /* partialNum */, int /* oldPartialPhase */, int /* newPartialPhase */) {}
+ void onProgramChanged(int /* partNum */, char * /* patchName */) {}
+};
+
+} // end of namespace MT32Emu
+
class MidiChannel_MT32 : public MidiChannel_MPU401 {
void effectLevel(byte value) { }
void chorusLevel(byte value) { }
@@ -57,6 +102,10 @@ private:
MidiChannel_MT32 _midiChannels[16];
uint16 _channelMask;
MT32Emu::Synth *_synth;
+ MT32Emu::ReportHandlerScummVM *_reportHandler;
+ const MT32Emu::ROMImage *_controlROM, *_pcmROM;
+ Common::File *_controlFile, *_pcmFile;
+ void deleteMuntStructures();
int _outputRate;
@@ -84,149 +133,6 @@ public:
int getRate() const { return _outputRate; }
};
-static int eatSystemEvents() {
- Common::Event event;
- Common::EventManager *eventMan = g_system->getEventManager();
- while (eventMan->pollEvent(event)) {
- switch (event.type) {
- case Common::EVENT_QUIT:
- return 1;
- default:
- break;
- }
- }
- return 0;
-}
-
-static void drawProgress(float progress) {
- const Graphics::Font &font(*FontMan.getFontByUsage(Graphics::FontManager::kGUIFont));
- Graphics::Surface *screen = g_system->lockScreen();
-
- assert(screen);
- assert(screen->pixels);
-
- Graphics::PixelFormat screenFormat = g_system->getScreenFormat();
-
- int16 w = g_system->getWidth() / 7 * 5;
- int16 h = font.getFontHeight();
- int16 x = g_system->getWidth() / 7;
- int16 y = g_system->getHeight() / 2 - h / 2;
-
- Common::Rect r(x, y, x + w, y + h);
-
- uint32 col;
-
- if (screenFormat.bytesPerPixel > 1)
- col = screenFormat.RGBToColor(0, 171, 0);
- else
- col = 1;
-
- screen->frameRect(r, col);
-
- r.grow(-1);
- r.setWidth(uint16(progress * w));
-
- if (screenFormat.bytesPerPixel > 1)
- col = screenFormat.RGBToColor(171, 0, 0);
- else
- col = 2;
-
- screen->fillRect(r, col);
-
- g_system->unlockScreen();
- g_system->updateScreen();
-}
-
-static void drawMessage(int offset, const Common::String &text) {
- const Graphics::Font &font(*FontMan.getFontByUsage(Graphics::FontManager::kGUIFont));
- Graphics::Surface *screen = g_system->lockScreen();
-
- assert(screen);
- assert(screen->pixels);
-
- Graphics::PixelFormat screenFormat = g_system->getScreenFormat();
-
- uint16 h = font.getFontHeight();
- uint16 y = g_system->getHeight() / 2 - h / 2 + offset * (h + 1);
-
- uint32 col;
-
- if (screenFormat.bytesPerPixel > 1)
- col = screenFormat.RGBToColor(0, 0, 0);
- else
- col = 0;
-
- Common::Rect r(0, y, screen->w, y + h);
- screen->fillRect(r, col);
-
- if (screenFormat.bytesPerPixel > 1)
- col = screenFormat.RGBToColor(0, 171, 0);
- else
- col = 1;
-
- font.drawString(screen, text, 0, y, screen->w, col, Graphics::kTextAlignCenter);
-
- g_system->unlockScreen();
- g_system->updateScreen();
-}
-
-static Common::File *MT32_OpenFile(void *userData, const char *filename) {
- Common::File *file = new Common::File();
- if (!file->open(filename)) {
- delete file;
- return NULL;
- }
- return file;
-}
-
-static void MT32_PrintDebug(void *userData, const char *fmt, va_list list) {
- if (((MidiDriver_MT32 *)userData)->_initializing) {
- char buf[512];
-
- vsnprintf(buf, 512, fmt, list);
- buf[70] = 0; // Truncate to a reasonable length
-
- drawMessage(1, buf);
- }
-
- //vdebug(0, fmt, list); // FIXME: Use a higher debug level
-}
-
-static int MT32_Report(void *userData, MT32Emu::ReportType type, const void *reportData) {
- switch (type) {
- case MT32Emu::ReportType_lcdMessage:
- g_system->displayMessageOnOSD((const char *)reportData);
- break;
- case MT32Emu::ReportType_errorControlROM:
- error("Failed to load MT32_CONTROL.ROM");
- break;
- case MT32Emu::ReportType_errorPCMROM:
- error("Failed to load MT32_PCM.ROM");
- break;
- case MT32Emu::ReportType_progressInit:
- if (((MidiDriver_MT32 *)userData)->_initializing) {
- drawProgress(*((const float *)reportData));
- return eatSystemEvents();
- }
- break;
- case MT32Emu::ReportType_availableSSE:
- debug(1, "MT32emu: SSE is available");
- break;
- case MT32Emu::ReportType_usingSSE:
- debug(1, "MT32emu: using SSE");
- break;
- case MT32Emu::ReportType_available3DNow:
- debug(1, "MT32emu: 3DNow! is available");
- break;
- case MT32Emu::ReportType_using3DNow:
- debug(1, "MT32emu: using 3DNow!");
- break;
- default:
- break;
- }
- return 0;
-}
-
////////////////////////////////////////
//
// MidiDriver_MT32
@@ -239,43 +145,51 @@ MidiDriver_MT32::MidiDriver_MT32(Audio::Mixer *mixer) : MidiDriver_Emulated(mixe
for (i = 0; i < ARRAYSIZE(_midiChannels); ++i) {
_midiChannels[i].init(this, i);
}
+ _reportHandler = NULL;
_synth = NULL;
- // A higher baseFreq reduces the length used in generateSamples(),
- // and means that the timer callback will be called more often.
- // That results in more accurate timing.
- _baseFreq = 10000;
// Unfortunately bugs in the emulator cause inaccurate tuning
// at rates other than 32KHz, thus we produce data at 32KHz and
// rely on Mixer to convert.
_outputRate = 32000; //_mixer->getOutputRate();
_initializing = false;
+
+ // Initialized in open()
+ _controlROM = NULL;
+ _pcmROM = NULL;
+ _controlFile = NULL;
+ _pcmFile = NULL;
}
MidiDriver_MT32::~MidiDriver_MT32() {
+ deleteMuntStructures();
+}
+
+void MidiDriver_MT32::deleteMuntStructures() {
delete _synth;
+ _synth = NULL;
+ delete _reportHandler;
+ _reportHandler = NULL;
+
+ if (_controlROM)
+ MT32Emu::ROMImage::freeROMImage(_controlROM);
+ _controlROM = NULL;
+ if (_pcmROM)
+ MT32Emu::ROMImage::freeROMImage(_pcmROM);
+ _pcmROM = NULL;
+
+ delete _controlFile;
+ _controlFile = NULL;
+ delete _pcmFile;
+ _pcmFile = NULL;
}
int MidiDriver_MT32::open() {
- MT32Emu::SynthProperties prop;
-
if (_isOpen)
return MERR_ALREADY_OPEN;
MidiDriver_Emulated::open();
-
- memset(&prop, 0, sizeof(prop));
- prop.sampleRate = getRate();
- prop.useReverb = true;
- prop.useDefaultReverb = false;
- prop.reverbType = 0;
- prop.reverbTime = 5;
- prop.reverbLevel = 3;
- prop.userData = this;
- prop.printDebug = MT32_PrintDebug;
- prop.report = MT32_Report;
- prop.openFile = MT32_OpenFile;
-
- _synth = new MT32Emu::Synth();
+ _reportHandler = new MT32Emu::ReportHandlerScummVM();
+ _synth = new MT32Emu::Synth(_reportHandler);
Graphics::PixelFormat screenFormat = g_system->getScreenFormat();
@@ -290,8 +204,16 @@ int MidiDriver_MT32::open() {
}
_initializing = true;
- drawMessage(-1, _s("Initializing MT-32 Emulator"));
- if (!_synth->open(prop))
+ debug(4, _s("Initializing MT-32 Emulator"));
+ _controlFile = new Common::File();
+ if (!_controlFile->open("MT32_CONTROL.ROM") && !_controlFile->open("CM32L_CONTROL.ROM"))
+ error("Error opening MT32_CONTROL.ROM / CM32L_CONTROL.ROM");
+ _pcmFile = new Common::File();
+ if (!_pcmFile->open("MT32_PCM.ROM") && !_pcmFile->open("CM32L_PCM.ROM"))
+ error("Error opening MT32_PCM.ROM / CM32L_PCM.ROM");
+ _controlROM = MT32Emu::ROMImage::makeROMImage(_controlFile);
+ _pcmROM = MT32Emu::ROMImage::makeROMImage(_pcmFile);
+ if (!_synth->open(*_controlROM, *_pcmROM))
return MERR_DEVICE_NOT_AVAILABLE;
double gain = (double)ConfMan.getInt("midi_gain") / 100.0;
@@ -352,8 +274,7 @@ void MidiDriver_MT32::close() {
_mixer->stopHandle(_mixerSoundHandle);
_synth->close();
- delete _synth;
- _synth = NULL;
+ deleteMuntStructures();
}
void MidiDriver_MT32::generateSamples(int16 *data, int len) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 20:58:09 +0000