void ResetSamples(CSoundFile &sndFile, ResetFlag resetflag, SAMPLEINDEX minSample, SAMPLEINDEX maxSample)
//-------------------------------------------------------------------------------------------------------
{
if(minSample == SAMPLEINDEX_INVALID)
{
minSample = 1;
}
if(maxSample == SAMPLEINDEX_INVALID)
{
maxSample = sndFile.GetNumSamples();
}
Limit(minSample, SAMPLEINDEX(1), SAMPLEINDEX(MAX_SAMPLES - 1));
Limit(maxSample, SAMPLEINDEX(1), SAMPLEINDEX(MAX_SAMPLES - 1));
if(minSample > maxSample)
{
std::swap(minSample, maxSample);
}
for(SAMPLEINDEX i = minSample; i <= maxSample; i++)
{
ModSample &sample = sndFile.GetSample(i);
switch(resetflag)
{
case SmpResetInit:
strcpy(sndFile.m_szNames[i], "");
strcpy(sample.filename, "");
sample.nC5Speed = 8363;
// note: break is left out intentionally. keep this order or c&p the stuff from below if you change anything!
MPT_FALLTHROUGH;
case SmpResetCompo:
sample.nPan = 128;
sample.nGlobalVol = 64;
sample.nVolume = 256;
sample.nVibDepth = 0;
sample.nVibRate = 0;
sample.nVibSweep = 0;
sample.nVibType = 0;
sample.uFlags.reset(CHN_PANNING);
break;
case SmpResetVibrato:
sample.nVibDepth = 0;
sample.nVibRate = 0;
sample.nVibSweep = 0;
sample.nVibType = 0;
break;
default:
break;
}
}
}
static void ReadDIGIPatternEntry(FileReader &file, ModCommand &m, CSoundFile &sndFile)
//------------------------------------------------------------------------------------
{
sndFile.ReadMODPatternEntry(file, m);
sndFile.ConvertModCommand(m);
if(m.command == CMD_MODCMDEX)
{
switch(m.param & 0xF0)
{
case 0x30:
// E30 / E31: Play sample backwards (with some weird parameters that we won't support for now)
if(m.param <= 0x31)
{
m.command = CMD_S3MCMDEX;
m.param = 0x9F;
}
break;
case 0x40:
// E40: Stop playing sample
if(m.param == 0x40)
{
m.note = NOTE_NOTECUT;
m.command = CMD_NONE;
}
break;
case 0x80:
// E8x: High sample offset
m.command = CMD_S3MCMDEX;
m.param = 0xA0 | (m.param & 0x0F);
}
} else if(m.command == CMD_PANNING8)
{
// 8xx "Robot" effect (not supported)
m.command = CMD_NONE;
}
}
Echo::Echo(VSTPluginLib &factory, CSoundFile &sndFile, SNDMIXPLUGIN *mixStruct)
: IMixPlugin(factory, sndFile, mixStruct)
, m_bufferSize(0)
, m_writePos(0)
, m_sampleRate(sndFile.GetSampleRate())
, m_initialFeedback(0.0f)
{
m_param[kEchoWetDry] = 0.5f;
m_param[kEchoFeedback] = 0.5f;
m_param[kEchoLeftDelay] = 0.25f;
m_param[kEchoRightDelay] = 0.25f;
m_param[kEchoPanDelay] = 0.0f;
m_mixBuffer.Initialize(2, 2);
InsertIntoFactoryList();
}
DMOPlugin::DMOPlugin(VSTPluginLib &factory, CSoundFile &sndFile, SNDMIXPLUGIN *mixStruct, IMediaObject *pMO, IMediaObjectInPlace *pMOIP, uint32 uid)
: IMixPlugin(factory, sndFile, mixStruct)
, m_pMediaObject(pMO)
, m_pMediaProcess(pMOIP)
, m_pParamInfo(nullptr)
, m_pMediaParams(nullptr)
, m_nSamplesPerSec(sndFile.GetSampleRate())
, m_uid(uid)
//--------------------------------------------------------------------------------------------------------------------------------------------------
{
if(FAILED(m_pMediaObject->QueryInterface(IID_IMediaParamInfo, (void **)&m_pParamInfo)))
m_pParamInfo = nullptr;
if (FAILED(m_pMediaObject->QueryInterface(IID_IMediaParams, (void **)&m_pMediaParams)))
m_pMediaParams = nullptr;
m_alignedBuffer.f32 = (float *)((((intptr_t)m_interleavedBuffer.f32) + 15) & ~15);
m_mixBuffer.Initialize(2, 2);
InsertIntoFactoryList();
}
OPENMPT_NAMESPACE_BEGIN
void ModChannel::Reset(ResetFlags resetMask, const CSoundFile &sndFile, CHANNELINDEX sourceChannel)
//-------------------------------------------------------------------------------------------------
{
if(resetMask & resetSetPosBasic)
{
nNote = nNewNote = NOTE_NONE;
nNewIns = nOldIns = 0;
pModSample = nullptr;
pModInstrument = nullptr;
nPortamentoDest = 0;
nCommand = CMD_NONE;
nPatternLoopCount = 0;
nPatternLoop = 0;
nFadeOutVol = 0;
dwFlags.set(CHN_KEYOFF | CHN_NOTEFADE);
//IT compatibility 15. Retrigger
if(sndFile.IsCompatibleMode(TRK_IMPULSETRACKER))
{
nRetrigParam = 1;
nRetrigCount = 0;
}
nTremorCount = 0;
nEFxSpeed = 0;
proTrackerOffset = 0;
isFirstTick = false;
}
if(resetMask & resetSetPosAdvanced)
{
nPeriod = 0;
nPos = 0;
nPosLo = 0;
nLength = 0;
nLoopStart = 0;
nLoopEnd = 0;
nROfs = nLOfs = 0;
pModSample = nullptr;
pModInstrument = nullptr;
nCutOff = 0x7F;
nResonance = 0;
nFilterMode = 0;
rightVol = leftVol = 0;
newRightVol = newLeftVol = 0;
rightRamp = leftRamp = 0;
nVolume = 256;
nVibratoPos = nTremoloPos = nPanbrelloPos = 0;
nOldHiOffset = 0;
//-->Custom tuning related
m_ReCalculateFreqOnFirstTick = false;
m_CalculateFreq = false;
m_PortamentoFineSteps = 0;
m_PortamentoTickSlide = 0;
m_Freq = 0;
m_VibratoDepth = 0;
//<--Custom tuning related.
}
if(resetMask & resetChannelSettings)
{
if(sourceChannel < MAX_BASECHANNELS)
{
dwFlags = sndFile.ChnSettings[sourceChannel].dwFlags;
nPan = sndFile.ChnSettings[sourceChannel].nPan;
nGlobalVol = sndFile.ChnSettings[sourceChannel].nVolume;
} else
{
dwFlags.reset();
nPan = 128;
nGlobalVol = 64;
}
nRestorePanOnNewNote = 0;
nRestoreCutoffOnNewNote = 0;
nRestoreResonanceOnNewNote = 0;
}
}
// Read AMS or AMS2 (newVersion = true) pattern. At least this part of the format is more or less identical between the two trackers...
static void ReadAMSPattern(CPattern &pattern, bool newVersion, FileReader &patternChunk, CSoundFile &sndFile)
//-----------------------------------------------------------------------------------------------------------
{
enum
{
emptyRow = 0xFF, // No commands on row
endOfRowMask = 0x80, // If set, no more commands on this row
noteMask = 0x40, // If set, no note+instr in this command
channelMask = 0x1F, // Mask for extracting channel
// Note flags
readNextCmd = 0x80, // One more command follows
noteDataMask = 0x7F, // Extract note
// Command flags
volCommand = 0x40, // Effect is compressed volume command
commandMask = 0x3F, // Command or volume mask
};
// Effect translation table for extended (non-Protracker) effects
static const ModCommand::COMMAND effTrans[] =
{
CMD_S3MCMDEX, // Forward / Backward
CMD_PORTAMENTOUP, // Extra fine slide up
CMD_PORTAMENTODOWN, // Extra fine slide up
CMD_RETRIG, // Retrigger
CMD_NONE,
CMD_TONEPORTAVOL, // Toneporta with fine volume slide
CMD_VIBRATOVOL, // Vibrato with fine volume slide
CMD_NONE,
CMD_PANNINGSLIDE,
CMD_NONE,
CMD_VOLUMESLIDE, // Two times finder volume slide than Axx
CMD_NONE,
CMD_CHANNELVOLUME, // Channel volume (0...127)
CMD_PATTERNBREAK, // Long pattern break (in hex)
CMD_S3MCMDEX, // Fine slide commands
CMD_NONE, // Fractional BPM
CMD_KEYOFF, // Key off at tick xx
CMD_PORTAMENTOUP, // Porta up, but uses all octaves (?)
CMD_PORTAMENTODOWN, // Porta down, but uses all octaves (?)
CMD_NONE,
CMD_NONE,
CMD_NONE,
CMD_NONE,
CMD_NONE,
CMD_NONE,
CMD_NONE,
CMD_GLOBALVOLSLIDE, // Global volume slide
CMD_NONE,
CMD_GLOBALVOLUME, // Global volume (0... 127)
};
static ModCommand dummy;
for(ROWINDEX row = 0; row < pattern.GetNumRows(); row++)
{
PatternRow baseRow = pattern.GetRow(row);
while(patternChunk.AreBytesLeft())
{
const uint8 flags = patternChunk.ReadUint8();
if(flags == emptyRow)
{
break;
}
const CHANNELINDEX chn = (flags & channelMask);
ModCommand &m = chn < pattern.GetNumChannels() ? baseRow[chn] : dummy;
bool moreCommands = true;
if(!(flags & noteMask))
{
// Read note + instr
uint8 note = patternChunk.ReadUint8();
moreCommands = (note & readNextCmd) != 0;
note &= noteDataMask;
if(note == 1)
{
m.note = NOTE_KEYOFF;
} else if(note >= 2 && note <= 121 && newVersion)
{
m.note = note - 2 + NOTE_MIN;
} else if(note >= 12 && note <= 108 && !newVersion)
{
m.note = note + 12 + NOTE_MIN;
}
m.instr = patternChunk.ReadUint8();
}
while(moreCommands)
{
// Read one more effect command
ModCommand origCmd = m;
const uint8 command = patternChunk.ReadUint8(), effect = (command & commandMask);
moreCommands = (command & readNextCmd) != 0;
if(command & volCommand)
{
m.volcmd = VOLCMD_VOLUME;
m.vol = effect;
} else
{
m.param = patternChunk.ReadUint8();
if(effect < 0x10)
{
// PT commands
m.command = effect;
sndFile.ConvertModCommand(m);
// Post-fix some commands
switch(m.command)
{
case CMD_PANNING8:
// 4-Bit panning
m.command = CMD_PANNING8;
m.param = (m.param & 0x0F) * 0x11;
break;
case CMD_VOLUME:
m.command = CMD_NONE;
m.volcmd = VOLCMD_VOLUME;
m.vol = static_cast<ModCommand::VOL>(std::min((m.param + 1) / 2, 64));
break;
case CMD_MODCMDEX:
if(m.param == 0x80)
{
// Break sample loop (cut after loop)
m.command = CMD_NONE;
} else
{
m.ExtendedMODtoS3MEffect();
}
break;
}
} else if(effect - 0x10 < (int)CountOf(effTrans))
{
// Extended commands
m.command = effTrans[effect - 0x10];
// Post-fix some commands
switch(effect)
{
case 0x10:
// Play sample forwards / backwards
if(m.param <= 0x01)
{
m.param |= 0x9E;
} else
{
m.command = CMD_NONE;
}
break;
case 0x11:
case 0x12:
// Extra fine slides
m.param = static_cast<ModCommand::PARAM>(std::min(uint8(0x0F), m.param) | 0xE0);
break;
case 0x15:
case 0x16:
// Fine slides
m.param = static_cast<ModCommand::PARAM>((std::min(0x10, m.param + 1) / 2) | 0xF0);
break;
case 0x1E:
// More fine slides
switch(m.param >> 4)
{
case 0x1:
// Fine porta up
m.command = CMD_PORTAMENTOUP;
m.param |= 0xF0;
break;
case 0x2:
// Fine porta down
m.command = CMD_PORTAMENTODOWN;
m.param |= 0xF0;
break;
case 0xA:
// Extra fine volume slide up
m.command = CMD_VOLUMESLIDE;
m.param = ((((m.param & 0x0F) + 1) / 2) << 4) | 0x0F;
break;
case 0xB:
// Extra fine volume slide down
m.command = CMD_VOLUMESLIDE;
m.param = (((m.param & 0x0F) + 1) / 2) | 0xF0;
break;
default:
m.command = CMD_NONE;
break;
}
break;
case 0x1C:
// Adjust channel volume range
m.param = static_cast<ModCommand::PARAM>(std::min((m.param + 1) / 2, 64));
break;
}
}
// Try merging commands first
ModCommand::CombineEffects(m.command, m.param, origCmd.command, origCmd.param);
if(ModCommand::GetEffectWeight(origCmd.command) > ModCommand::GetEffectWeight(m.command))
{
if(m.volcmd == VOLCMD_NONE && ModCommand::ConvertVolEffect(m.command, m.param, true))
{
// Volume column to the rescue!
m.volcmd = m.command;
m.vol = m.param;
}
m.command = origCmd.command;
m.param = origCmd.param;
}
}
}
if(flags & endOfRowMask)
{
// End of row
break;
}
}
}
static void ReadTuningMap(std::istream& iStrm, CSoundFile& csf, const size_t = 0)
//-------------------------------------------------------------------------------
{
typedef std::map<WORD, std::string> MAP;
typedef MAP::iterator MAP_ITER;
MAP shortToTNameMap;
ReadTuningMapTemplate<uint16, uint8>(iStrm, shortToTNameMap);
//Read & set tunings for instruments
std::list<std::string> notFoundTunings;
for(UINT i = 1; i<=csf.GetNumInstruments(); i++)
{
uint16 ui;
iStrm.read(reinterpret_cast<char*>(&ui), sizeof(ui));
MAP_ITER iter = shortToTNameMap.find(ui);
if(csf.Instruments[i] && iter != shortToTNameMap.end())
{
const std::string str = iter->second;
if(str == std::string("->MPT_ORIGINAL_IT<-"))
{
csf.Instruments[i]->pTuning = nullptr;
continue;
}
csf.Instruments[i]->pTuning = csf.GetTuneSpecificTunings().GetTuning(str);
if(csf.Instruments[i]->pTuning)
continue;
#ifdef MODPLUG_TRACKER
csf.Instruments[i]->pTuning = csf.GetLocalTunings().GetTuning(str);
if(csf.Instruments[i]->pTuning)
continue;
#endif
csf.Instruments[i]->pTuning = csf.GetBuiltInTunings().GetTuning(str);
if(csf.Instruments[i]->pTuning)
continue;
if(str == "TET12" && csf.GetBuiltInTunings().GetNumTunings() > 0)
csf.Instruments[i]->pTuning = &csf.GetBuiltInTunings().GetTuning(0);
if(csf.Instruments[i]->pTuning)
continue;
//Checking if not found tuning already noticed.
std::list<std::string>::iterator iter;
iter = find(notFoundTunings.begin(), notFoundTunings.end(), str);
if(iter == notFoundTunings.end())
{
notFoundTunings.push_back(str);
std::string erm = std::string("Tuning ") + str + std::string(" used by the module was not found.");
csf.AddToLog(erm);
#ifdef MODPLUG_TRACKER
if(csf.GetpModDoc() != nullptr)
{
csf.GetpModDoc()->SetModified(); //The tuning is changed so the modified flag is set.
}
#endif // MODPLUG_TRACKER
}
csf.Instruments[i]->pTuning = csf.GetDefaultTuning();
}
else //This 'else' happens probably only in case of corrupted file.
{
if(csf.Instruments[i])
csf.Instruments[i]->pTuning = csf.GetDefaultTuning();
}
}
//End read&set instrument tunings
}
