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winamp/Src/external_dependencies/openmpt-trunk/soundlib/UpgradeModule.cpp

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Initial community commit
2024-09-24 12:54:57 +00:00
/*
* UpdateModule.cpp
* ----------------
* Purpose: Compensate for playback bugs of previous OpenMPT versions during import
* by rewriting patterns / samples / instruments or enabling / disabling specific compatibility flags
* Notes : (currently none)
* Authors: OpenMPT Devs
* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
*/
#include "stdafx.h"
#include "Sndfile.h"
#include "plugins/PluginManager.h"
#include "../common/mptStringBuffer.h"
#include "../common/version.h"
OPENMPT_NAMESPACE_BEGIN
struct UpgradePatternData
{
UpgradePatternData(CSoundFile &sf)
: sndFile(sf)
, compatPlay(sf.m_playBehaviour[MSF_COMPATIBLE_PLAY]) { }
void operator() (ModCommand &m)
{
const CHANNELINDEX curChn = chn;
chn++;
if(chn >= sndFile.GetNumChannels())
{
chn = 0;
}
if(m.IsPcNote())
{
return;
}
const auto version = sndFile.m_dwLastSavedWithVersion;
const auto modType = sndFile.GetType();
if(modType == MOD_TYPE_S3M)
{
// Out-of-range global volume commands should be ignored in S3M. Fixed in OpenMPT 1.19 (r831).
// So for tracks made with older versions of OpenMPT, we limit invalid global volume commands.
if(version < MPT_V("1.19.00.00") && m.command == CMD_GLOBALVOLUME)
{
LimitMax(m.param, ModCommand::PARAM(64));
}
}
else if(modType & (MOD_TYPE_IT | MOD_TYPE_MPT))
{
if(version < MPT_V("1.17.03.02") ||
(!compatPlay && version < MPT_V("1.20.00.00")))
{
if(m.command == CMD_GLOBALVOLUME)
{
// Out-of-range global volume commands should be ignored in IT.
// OpenMPT 1.17.03.02 fixed this in compatible mode, OpenMPT 1.20 fixes it in normal mode as well.
// So for tracks made with older versions than OpenMPT 1.17.03.02 or tracks made with 1.17.03.02 <= version < 1.20, we limit invalid global volume commands.
LimitMax(m.param, ModCommand::PARAM(128));
}
// SC0 and SD0 should be interpreted as SC1 and SD1 in IT files.
// OpenMPT 1.17.03.02 fixed this in compatible mode, OpenMPT 1.20 fixes it in normal mode as well.
else if(m.command == CMD_S3MCMDEX)
{
if(m.param == 0xC0)
{
m.command = CMD_NONE;
m.note = NOTE_NOTECUT;
} else if(m.param == 0xD0)
{
m.command = CMD_NONE;
}
}
}
// In the IT format, slide commands with both nibbles set should be ignored.
// For note volume slides, OpenMPT 1.18 fixes this in compatible mode, OpenMPT 1.20 fixes this in normal mode as well.
const bool noteVolSlide =
(version < MPT_V("1.18.00.00") ||
(!compatPlay && version < MPT_V("1.20.00.00")))
&&
(m.command == CMD_VOLUMESLIDE || m.command == CMD_VIBRATOVOL || m.command == CMD_TONEPORTAVOL || m.command == CMD_PANNINGSLIDE);
// OpenMPT 1.20 also fixes this for global volume and channel volume slides.
const bool chanVolSlide =
(version < MPT_V("1.20.00.00"))
&&
(m.command == CMD_GLOBALVOLSLIDE || m.command == CMD_CHANNELVOLSLIDE);
if(noteVolSlide || chanVolSlide)
{
if((m.param & 0x0F) != 0x00 && (m.param & 0x0F) != 0x0F && (m.param & 0xF0) != 0x00 && (m.param & 0xF0) != 0xF0)
{
if(m.command == CMD_GLOBALVOLSLIDE)
m.param &= 0xF0;
else
m.param &= 0x0F;
}
}
if(version < MPT_V("1.22.01.04")
&& version != MPT_V("1.22.00.00")) // Ignore compatibility export
{
// OpenMPT 1.22.01.04 fixes illegal (out of range) instrument numbers; they should do nothing. In previous versions, they stopped the playing sample.
if(sndFile.GetNumInstruments() && m.instr > sndFile.GetNumInstruments() && !compatPlay)
{
m.volcmd = VOLCMD_VOLUME;
m.vol = 0;
}
}
// Command I11 accidentally behaved the same as command I00 with compatible IT tremor and old effects disabled
if(m.command == CMD_TREMOR && m.param == 0x11 && version < MPT_V("1.29.12.02") && sndFile.m_playBehaviour[kITTremor] && !sndFile.m_SongFlags[SONG_ITOLDEFFECTS])
{
m.param = 0;
}
}
else if(modType == MOD_TYPE_XM)
{
// Something made be believe that out-of-range global volume commands are ignored in XM
// just like they are ignored in IT, but apparently they are not. Aaaaaargh!
if(((version >= MPT_V("1.17.03.02") && compatPlay) || (version >= MPT_V("1.20.00.00")))
&& version < MPT_V("1.24.02.02")
&& m.command == CMD_GLOBALVOLUME
&& m.param > 64)
{
m.command = CMD_NONE;
}
if(version < MPT_V("1.19.00.00")
|| (!compatPlay && version < MPT_V("1.20.00.00")))
{
if(m.command == CMD_OFFSET && m.volcmd == VOLCMD_TONEPORTAMENTO)
{
// If there are both a portamento and an offset effect, the portamento should be preferred in XM files.
// OpenMPT 1.19 fixed this in compatible mode, OpenMPT 1.20 fixes it in normal mode as well.
m.command = CMD_NONE;
}
}
if(version < MPT_V("1.20.01.10")
&& m.volcmd == VOLCMD_TONEPORTAMENTO && m.command == CMD_TONEPORTAMENTO
&& (m.vol != 0 || compatPlay) && m.param != 0)
{
// Mx and 3xx on the same row does weird things in FT2: 3xx is completely ignored and the Mx parameter is doubled. Fixed in revision 1312 / OpenMPT 1.20.01.10
// Previously the values were just added up, so let's fix this!
m.volcmd = VOLCMD_NONE;
const uint16 param = static_cast<uint16>(m.param) + static_cast<uint16>(m.vol << 4);
m.param = mpt::saturate_cast<ModCommand::PARAM>(param);
}
if(version < MPT_V("1.22.07.09")
&& m.command == CMD_SPEED && m.param == 0)
{
// OpenMPT can emulate FT2's F00 behaviour now.
m.command = CMD_NONE;
}
}
if(version < MPT_V("1.20.00.00"))
{
// Pattern Delay fixes
const bool fixS6x = (m.command == CMD_S3MCMDEX && (m.param & 0xF0) == 0x60);
// We also fix X6x commands in hacked XM files, since they are treated identically to the S6x command in IT/S3M files.
// We don't treat them in files made with OpenMPT 1.18+ that have compatible play enabled, though, since they are ignored there anyway.
const bool fixX6x = (m.command == CMD_XFINEPORTAUPDOWN && (m.param & 0xF0) == 0x60
&& (!(compatPlay && modType == MOD_TYPE_XM) || version < MPT_V("1.18.00.00")));
if(fixS6x || fixX6x)
{
// OpenMPT 1.20 fixes multiple fine pattern delays on the same row. Previously, only the last command was considered,
// but all commands should be added up. Since Scream Tracker 3 itself doesn't support S6x, we also use Impulse Tracker's behaviour here,
// since we can assume that most S3Ms that make use of S6x were composed with Impulse Tracker.
for(ModCommand *fixCmd = (&m) - curChn; fixCmd < &m; fixCmd++)
{
if((fixCmd->command == CMD_S3MCMDEX || fixCmd->command == CMD_XFINEPORTAUPDOWN) && (fixCmd->param & 0xF0) == 0x60)
{
fixCmd->command = CMD_NONE;
}
}
}
if(m.command == CMD_S3MCMDEX && (m.param & 0xF0) == 0xE0)
{
// OpenMPT 1.20 fixes multiple pattern delays on the same row. Previously, only the *last* command was considered,
// but Scream Tracker 3 and Impulse Tracker only consider the *first* command.
for(ModCommand *fixCmd = (&m) - curChn; fixCmd < &m; fixCmd++)
{
if(fixCmd->command == CMD_S3MCMDEX && (fixCmd->param & 0xF0) == 0xE0)
{
fixCmd->command = CMD_NONE;
}
}
}
}
if(m.volcmd == VOLCMD_VIBRATODEPTH
&& version < MPT_V("1.27.00.37")
&& version != MPT_V("1.27.00.00"))
{
// Fix handling of double vibrato commands - previously only one of them was applied at a time
if(m.command == CMD_VIBRATOVOL && m.vol > 0)
{
m.command = CMD_VOLUMESLIDE;
} else if((m.command == CMD_VIBRATO || m.command == CMD_FINEVIBRATO) && (m.param & 0x0F) == 0)
{
m.command = CMD_VIBRATO;
m.param |= (m.vol & 0x0F);
m.volcmd = VOLCMD_NONE;
} else if(m.command == CMD_VIBRATO || m.command == CMD_VIBRATOVOL || m.command == CMD_FINEVIBRATO)
{
m.volcmd = VOLCMD_NONE;
}
}
// Volume column offset in IT/XM is bad, mkay?
if(modType != MOD_TYPE_MPT && m.volcmd == VOLCMD_OFFSET && m.command == CMD_NONE)
{
m.command = CMD_OFFSET;
m.param = m.vol << 3;
m.volcmd = VOLCMD_NONE;
}
// Previously CMD_OFFSET simply overrode VOLCMD_OFFSET, now they work together as a combined command
if(m.volcmd == VOLCMD_OFFSET && m.command == CMD_OFFSET && version < MPT_V("1.30.00.14"))
{
if(m.param != 0 || m.vol == 0)
m.volcmd = VOLCMD_NONE;
else
m.command = CMD_NONE;
}
}
const CSoundFile &sndFile;
CHANNELINDEX chn = 0;
const bool compatPlay;
};
void CSoundFile::UpgradeModule()
{
if(m_dwLastSavedWithVersion < MPT_V("1.17.02.46") && m_dwLastSavedWithVersion != MPT_V("1.17.00.00"))
{
// Compatible playback mode didn't exist in earlier versions, so definitely disable it.
m_playBehaviour.reset(MSF_COMPATIBLE_PLAY);
}
const bool compatModeIT = m_playBehaviour[MSF_COMPATIBLE_PLAY] && (GetType() & (MOD_TYPE_IT | MOD_TYPE_MPT));
const bool compatModeXM = m_playBehaviour[MSF_COMPATIBLE_PLAY] && GetType() == MOD_TYPE_XM;
if(m_dwLastSavedWithVersion < MPT_V("1.20.00.00"))
{
for(INSTRUMENTINDEX i = 1; i <= GetNumInstruments(); i++) if(Instruments[i] != nullptr)
{
ModInstrument *ins = Instruments[i];
// Previously, volume swing values ranged from 0 to 64. They should reach from 0 to 100 instead.
ins->nVolSwing = static_cast<uint8>(std::min(static_cast<uint32>(ins->nVolSwing * 100 / 64), uint32(100)));
if(!compatModeIT || m_dwLastSavedWithVersion < MPT_V("1.18.00.00"))
{
// Previously, Pitch/Pan Separation was only half depth (plot twist: it was actually only quarter depth).
// This was corrected in compatible mode in OpenMPT 1.18, and in OpenMPT 1.20 it is corrected in normal mode as well.
ins->nPPS = (ins->nPPS + (ins->nPPS >= 0 ? 1 : -1)) / 2;
}
if(!compatModeIT || m_dwLastSavedWithVersion < MPT_V("1.17.03.02"))
{
// IT compatibility 24. Short envelope loops
// Previously, the pitch / filter envelope loop handling was broken, the loop was shortened by a tick (like in XM).
// This was corrected in compatible mode in OpenMPT 1.17.03.02, and in OpenMPT 1.20 it is corrected in normal mode as well.
ins->GetEnvelope(ENV_PITCH).Convert(MOD_TYPE_XM, GetType());
}
if(m_dwLastSavedWithVersion >= MPT_V("1.17.00.00") && m_dwLastSavedWithVersion < MPT_V("1.17.02.50"))
{
// If there are any plugins that can receive volume commands, enable volume bug emulation.
if(ins->nMixPlug && ins->HasValidMIDIChannel())
{
m_playBehaviour.set(kMIDICCBugEmulation);
}
}
if(m_dwLastSavedWithVersion < MPT_V("1.17.02.50") && (ins->nVolSwing | ins->nPanSwing | ins->nCutSwing | ins->nResSwing))
{
// If there are any instruments with random variation, enable the old random variation behaviour.
m_playBehaviour.set(kMPTOldSwingBehaviour);
break;
}
}
if((GetType() & (MOD_TYPE_IT | MOD_TYPE_MPT)) && (m_dwLastSavedWithVersion < MPT_V("1.17.03.02") || !compatModeIT))
{
// In the IT format, a sweep value of 0 shouldn't apply vibrato at all. Previously, a value of 0 was treated as "no sweep".
// In OpenMPT 1.17.03.02, this was corrected in compatible mode, in OpenMPT 1.20 it is corrected in normal mode as well,
// so we have to fix the setting while loading.
for(SAMPLEINDEX i = 1; i <= GetNumSamples(); i++)
{
if(Samples[i].nVibSweep == 0 && (Samples[i].nVibDepth | Samples[i].nVibRate))
{
Samples[i].nVibSweep = 255;
}
}
}
// Fix old nasty broken (non-standard) MIDI configs in files.
m_MidiCfg.UpgradeMacros();
}
if(m_dwLastSavedWithVersion < MPT_V("1.20.02.10")
&& m_dwLastSavedWithVersion != MPT_V("1.20.00.00")
&& (GetType() & (MOD_TYPE_XM | MOD_TYPE_IT | MOD_TYPE_MPT)))
{
bool instrPlugs = false;
// Old pitch wheel commands were closest to sample pitch bend commands if the PWD is 13.
for(INSTRUMENTINDEX i = 1; i <= GetNumInstruments(); i++)
{
if(Instruments[i] != nullptr && Instruments[i]->nMidiChannel != MidiNoChannel)
{
Instruments[i]->midiPWD = 13;
instrPlugs = true;
}
}
if(instrPlugs)
{
m_playBehaviour.set(kOldMIDIPitchBends);
}
}
if(m_dwLastSavedWithVersion < MPT_V("1.22.03.12")
&& m_dwLastSavedWithVersion != MPT_V("1.22.00.00")
&& (GetType() & (MOD_TYPE_IT | MOD_TYPE_MPT))
&& (m_playBehaviour[MSF_COMPATIBLE_PLAY] || m_playBehaviour[kMPTOldSwingBehaviour]))
{
// The "correct" pan swing implementation did nothing if the instrument also had a pan envelope.
// If there's a pan envelope, disable pan swing for such modules.
for(INSTRUMENTINDEX i = 1; i <= GetNumInstruments(); i++)
{
if(Instruments[i] != nullptr && Instruments[i]->nPanSwing != 0 && Instruments[i]->PanEnv.dwFlags[ENV_ENABLED])
{
Instruments[i]->nPanSwing = 0;
}
}
}
#ifndef NO_PLUGINS
if(m_dwLastSavedWithVersion < MPT_V("1.22.07.01"))
{
// Convert ANSI plugin path names to UTF-8 (irrelevant in probably 99% of all cases anyway, I think I've never seen a VST plugin with a non-ASCII file name)
for(auto &plugin : m_MixPlugins)
{
#if defined(MODPLUG_TRACKER)
const std::string name = mpt::ToCharset(mpt::Charset::UTF8, mpt::Charset::Locale, plugin.Info.szLibraryName);
#else
const std::string name = mpt::ToCharset(mpt::Charset::UTF8, mpt::Charset::Windows1252, plugin.Info.szLibraryName);
#endif
plugin.Info.szLibraryName = name;
}
}
#endif // NO_PLUGINS
// Starting from OpenMPT 1.22.07.19, FT2-style panning was applied in compatible mix mode.
// Starting from OpenMPT 1.23.01.04, FT2-style panning has its own mix mode instead.
if(GetType() == MOD_TYPE_XM)
{
if(m_dwLastSavedWithVersion >= MPT_V("1.22.07.19")
&& m_dwLastSavedWithVersion < MPT_V("1.23.01.04")
&& GetMixLevels() == MixLevels::Compatible)
{
SetMixLevels(MixLevels::CompatibleFT2);
}
}
if(m_dwLastSavedWithVersion < MPT_V("1.25.00.07") && m_dwLastSavedWithVersion != MPT_V("1.25.00.00"))
{
// Instrument plugins can now receive random volume variation.
// For old instruments, disable volume swing in case there was no sample associated.
for(INSTRUMENTINDEX i = 1; i <= GetNumInstruments(); i++)
{
if(Instruments[i] != nullptr && Instruments[i]->nVolSwing != 0 && Instruments[i]->nMidiChannel != MidiNoChannel)
{
bool hasSample = false;
for(auto smp : Instruments[i]->Keyboard)
{
if(smp != 0)
{
hasSample = true;
break;
}
}
if(!hasSample)
{
Instruments[i]->nVolSwing = 0;
}
}
}
}
if(m_dwLastSavedWithVersion < MPT_V("1.26.00.00"))
{
for(INSTRUMENTINDEX i = 1; i <= GetNumInstruments(); i++) if(Instruments[i] != nullptr)
{
ModInstrument *ins = Instruments[i];
// Even after fixing it in OpenMPT 1.18, instrument PPS was only half the depth.
ins->nPPS = (ins->nPPS + (ins->nPPS >= 0 ? 1 : -1)) / 2;
// OpenMPT 1.18 fixed the depth of random pan in compatible mode.
// OpenMPT 1.26 fixes it in normal mode too.
if(!compatModeIT || m_dwLastSavedWithVersion < MPT_V("1.18.00.00"))
{
ins->nPanSwing = (ins->nPanSwing + 3) / 4u;
}
}
}
if(m_dwLastSavedWithVersion < MPT_V("1.28.00.12"))
{
for(INSTRUMENTINDEX i = 1; i <= GetNumInstruments(); i++) if(Instruments[i] != nullptr)
{
if(Instruments[i]->VolEnv.nReleaseNode != ENV_RELEASE_NODE_UNSET)
{
m_playBehaviour.set(kLegacyReleaseNode);
break;
}
}
}
if(m_dwLastSavedWithVersion < MPT_V("1.28.03.04"))
{
for(INSTRUMENTINDEX i = 1; i <= GetNumInstruments(); i++) if (Instruments[i] != nullptr)
{
if(Instruments[i]->pluginVolumeHandling == PLUGIN_VOLUMEHANDLING_MIDI || Instruments[i]->pluginVolumeHandling == PLUGIN_VOLUMEHANDLING_DRYWET)
{
m_playBehaviour.set(kMIDIVolumeOnNoteOffBug);
break;
}
}
}
if(m_dwLastSavedWithVersion < MPT_V("1.30.00.54"))
{
for(SAMPLEINDEX i = 1; i <= GetNumSamples(); i++)
{
if(Samples[i].HasSampleData() && Samples[i].uFlags[CHN_PINGPONGLOOP | CHN_PINGPONGSUSTAIN])
{
m_playBehaviour.set(kImprecisePingPongLoops);
break;
}
}
}
Patterns.ForEachModCommand(UpgradePatternData(*this));
// Convert compatibility flags
// NOTE: Some of these version numbers are just approximations.
// Sometimes a quirk flag is shared by several code locations which might have been fixed at different times.
// Sometimes the quirk behaviour has been revised over time, in which case the first version that emulated the quirk enables it.
struct PlayBehaviourVersion
{
PlayBehaviour behaviour;
Version version;
};
if(compatModeIT && m_dwLastSavedWithVersion < MPT_V("1.26.00.00"))
{
// Pre-1.26: Detailed compatibility flags did not exist.
static constexpr PlayBehaviourVersion behaviours[] =
{
{ kTempoClamp, MPT_V("1.17.03.02") },
{ kPerChannelGlobalVolSlide, MPT_V("1.17.03.02") },
{ kPanOverride, MPT_V("1.17.03.02") },
{ kITInstrWithoutNote, MPT_V("1.17.02.46") },
{ kITVolColFinePortamento, MPT_V("1.17.02.49") },
{ kITArpeggio, MPT_V("1.17.02.49") },
{ kITOutOfRangeDelay, MPT_V("1.17.02.49") },
{ kITPortaMemoryShare, MPT_V("1.17.02.49") },
{ kITPatternLoopTargetReset, MPT_V("1.17.02.49") },
{ kITFT2PatternLoop, MPT_V("1.17.02.49") },
{ kITPingPongNoReset, MPT_V("1.17.02.51") },
{ kITEnvelopeReset, MPT_V("1.17.02.51") },
{ kITClearOldNoteAfterCut, MPT_V("1.17.02.52") },
{ kITVibratoTremoloPanbrello, MPT_V("1.17.03.02") },
{ kITTremor, MPT_V("1.17.03.02") },
{ kITRetrigger, MPT_V("1.17.03.02") },
{ kITMultiSampleBehaviour, MPT_V("1.17.03.02") },
{ kITPortaTargetReached, MPT_V("1.17.03.02") },
{ kITPatternLoopBreak, MPT_V("1.17.03.02") },
{ kITOffset, MPT_V("1.17.03.02") },
{ kITSwingBehaviour, MPT_V("1.18.00.00") },
{ kITNNAReset, MPT_V("1.18.00.00") },
{ kITSCxStopsSample, MPT_V("1.18.00.01") },
{ kITEnvelopePositionHandling, MPT_V("1.18.01.00") },
{ kITPortamentoInstrument, MPT_V("1.19.00.01") },
{ kITPingPongMode, MPT_V("1.19.00.21") },
{ kITRealNoteMapping, MPT_V("1.19.00.30") },
{ kITHighOffsetNoRetrig, MPT_V("1.20.00.14") },
{ kITFilterBehaviour, MPT_V("1.20.00.35") },
{ kITNoSurroundPan, MPT_V("1.20.00.53") },
{ kITShortSampleRetrig, MPT_V("1.20.00.54") },
{ kITPortaNoNote, MPT_V("1.20.00.56") },
{ kRowDelayWithNoteDelay, MPT_V("1.20.00.76") },
{ kITFT2DontResetNoteOffOnPorta, MPT_V("1.20.02.06") },
{ kITVolColMemory, MPT_V("1.21.01.16") },
{ kITPortamentoSwapResetsPos, MPT_V("1.21.01.25") },
{ kITEmptyNoteMapSlot, MPT_V("1.21.01.25") },
{ kITFirstTickHandling, MPT_V("1.22.07.09") },
{ kITSampleAndHoldPanbrello, MPT_V("1.22.07.19") },
{ kITClearPortaTarget, MPT_V("1.23.04.03") },
{ kITPanbrelloHold, MPT_V("1.24.01.06") },
{ kITPanningReset, MPT_V("1.24.01.06") },
{ kITPatternLoopWithJumpsOld, MPT_V("1.25.00.19") },
};
for(const auto &b : behaviours)
{
m_playBehaviour.set(b.behaviour, (m_dwLastSavedWithVersion >= b.version || m_dwLastSavedWithVersion == b.version.Masked(0xFFFF0000u)));
}
} else if(compatModeXM && m_dwLastSavedWithVersion < MPT_V("1.26.00.00"))
{
// Pre-1.26: Detailed compatibility flags did not exist.
static constexpr PlayBehaviourVersion behaviours[] =
{
{ kTempoClamp, MPT_V("1.17.03.02") },
{ kPerChannelGlobalVolSlide, MPT_V("1.17.03.02") },
{ kPanOverride, MPT_V("1.17.03.02") },
{ kITFT2PatternLoop, MPT_V("1.17.03.02") },
{ kFT2Arpeggio, MPT_V("1.17.03.02") },
{ kFT2Retrigger, MPT_V("1.17.03.02") },
{ kFT2VolColVibrato, MPT_V("1.17.03.02") },
{ kFT2PortaNoNote, MPT_V("1.17.03.02") },
{ kFT2KeyOff, MPT_V("1.17.03.02") },
{ kFT2PanSlide, MPT_V("1.17.03.02") },
{ kFT2ST3OffsetOutOfRange, MPT_V("1.17.03.02") },
{ kFT2RestrictXCommand, MPT_V("1.18.00.00") },
{ kFT2RetrigWithNoteDelay, MPT_V("1.18.00.00") },
{ kFT2SetPanEnvPos, MPT_V("1.18.00.00") },
{ kFT2PortaIgnoreInstr, MPT_V("1.18.00.01") },
{ kFT2VolColMemory, MPT_V("1.18.01.00") },
{ kFT2LoopE60Restart, MPT_V("1.18.02.01") },
{ kFT2ProcessSilentChannels, MPT_V("1.18.02.01") },
{ kFT2ReloadSampleSettings, MPT_V("1.20.00.36") },
{ kFT2PortaDelay, MPT_V("1.20.00.40") },
{ kFT2Transpose, MPT_V("1.20.00.62") },
{ kFT2PatternLoopWithJumps, MPT_V("1.20.00.69") },
{ kFT2PortaTargetNoReset, MPT_V("1.20.00.69") },
{ kFT2EnvelopeEscape, MPT_V("1.20.00.77") },
{ kFT2Tremor, MPT_V("1.20.01.11") },
{ kFT2OutOfRangeDelay, MPT_V("1.20.02.02") },
{ kFT2Periods, MPT_V("1.22.03.01") },
{ kFT2PanWithDelayedNoteOff, MPT_V("1.22.03.02") },
{ kFT2VolColDelay, MPT_V("1.22.07.19") },
{ kFT2FinetunePrecision, MPT_V("1.22.07.19") },
};
for(const auto &b : behaviours)
{
m_playBehaviour.set(b.behaviour, m_dwLastSavedWithVersion >= b.version);
}
}
if(GetType() & (MOD_TYPE_IT | MOD_TYPE_MPT))
{
// The following behaviours were added in/after OpenMPT 1.26, so are not affected by the upgrade mechanism above.
static constexpr PlayBehaviourVersion behaviours[] =
{
{ kITInstrWithNoteOff, MPT_V("1.26.00.01") },
{ kITMultiSampleInstrumentNumber, MPT_V("1.27.00.27") },
{ kITInstrWithNoteOffOldEffects, MPT_V("1.28.02.06") },
{ kITDoNotOverrideChannelPan, MPT_V("1.29.00.22") },
{ kITPatternLoopWithJumps, MPT_V("1.29.00.32") },
{ kITDCTBehaviour, MPT_V("1.29.00.57") },
{ kITPitchPanSeparation, MPT_V("1.30.00.53") },
};
for(const auto &b : behaviours)
{
if(m_dwLastSavedWithVersion < b.version.Masked(0xFFFF0000u))
m_playBehaviour.reset(b.behaviour);
// Full version information available, i.e. not compatibility-exported.
else if(m_dwLastSavedWithVersion > b.version.Masked(0xFFFF0000u) && m_dwLastSavedWithVersion < b.version)
m_playBehaviour.reset(b.behaviour);
}
} else if(GetType() == MOD_TYPE_XM)
{
// The following behaviours were added after OpenMPT 1.26, so are not affected by the upgrade mechanism above.
static constexpr PlayBehaviourVersion behaviours[] =
{
{ kFT2NoteOffFlags, MPT_V("1.27.00.27") },
{ kRowDelayWithNoteDelay, MPT_V("1.27.00.37") },
{ kFT2MODTremoloRampWaveform, MPT_V("1.27.00.37") },
{ kFT2PortaUpDownMemory, MPT_V("1.27.00.37") },
{ kFT2PanSustainRelease, MPT_V("1.28.00.09") },
{ kFT2NoteDelayWithoutInstr, MPT_V("1.28.00.44") },
{ kITFT2DontResetNoteOffOnPorta, MPT_V("1.29.00.34") },
{ kFT2PortaResetDirection, MPT_V("1.30.00.40") },
};
for(const auto &b : behaviours)
{
if(m_dwLastSavedWithVersion < b.version)
m_playBehaviour.reset(b.behaviour);
}
} else if(GetType() == MOD_TYPE_S3M)
{
// We do not store any of these flags in S3M files.
static constexpr PlayBehaviourVersion behaviours[] =
{
{ kST3NoMutedChannels, MPT_V("1.18.00.00") },
{ kST3EffectMemory, MPT_V("1.20.00.00") },
{ kRowDelayWithNoteDelay, MPT_V("1.20.00.00") },
{ kST3PortaSampleChange, MPT_V("1.22.00.00") },
{ kST3VibratoMemory, MPT_V("1.26.00.00") },
{ kITPanbrelloHold, MPT_V("1.26.00.00") },
{ KST3PortaAfterArpeggio, MPT_V("1.27.00.00") },
{ kST3OffsetWithoutInstrument, MPT_V("1.28.00.00") },
{ kST3RetrigAfterNoteCut, MPT_V("1.29.00.00") },
{ kFT2ST3OffsetOutOfRange, MPT_V("1.29.00.00") },
{ kApplyUpperPeriodLimit, MPT_V("1.30.00.45") },
};
for(const auto &b : behaviours)
{
if(m_dwLastSavedWithVersion < b.version)
m_playBehaviour.reset(b.behaviour);
}
}
if(GetType() == MOD_TYPE_XM && m_dwLastSavedWithVersion < MPT_V("1.19.00.00"))
{
// This bug was introduced sometime between 1.18.03.00 and 1.19.01.00
m_playBehaviour.set(kFT2NoteDelayWithoutInstr);
}
if(m_dwLastSavedWithVersion >= MPT_V("1.27.00.27") && m_dwLastSavedWithVersion < MPT_V("1.27.00.49"))
{
// OpenMPT 1.27 inserted some IT/FT2 flags before the S3M flags that are never saved to files anyway, to keep the flag IDs a bit more compact.
// However, it was overlooked that these flags would still be read by OpenMPT 1.26 and thus S3M-specific behaviour would be enabled in IT/XM files.
// Hence, in OpenMPT 1.27.00.49 the flag IDs got remapped to no longer conflict with OpenMPT 1.26.
// Files made with the affected pre-release versions of OpenMPT 1.27 are upgraded here to use the new IDs.
for(int i = 0; i < 5; i++)
{
m_playBehaviour.set(kFT2NoteOffFlags + i, m_playBehaviour[kST3NoMutedChannels + i]);
m_playBehaviour.reset(kST3NoMutedChannels + i);
}
}
if(m_dwLastSavedWithVersion < MPT_V("1.17.00.00"))
{
// MPT 1.16 has a maximum tempo of 255.
m_playBehaviour.set(kTempoClamp);
} else if(m_dwLastSavedWithVersion >= MPT_V("1.17.00.00") && m_dwLastSavedWithVersion <= MPT_V("1.20.01.03") && m_dwLastSavedWithVersion != MPT_V("1.20.00.00"))
{
// OpenMPT introduced some "fixes" that execute regular portamentos also at speed 1.
m_playBehaviour.set(kSlidesAtSpeed1);
}
if(m_SongFlags[SONG_LINEARSLIDES])
{
if(m_dwLastSavedWithVersion < MPT_V("1.24.00.00"))
{
// No frequency slides in Hz before OpenMPT 1.24
m_playBehaviour.reset(kPeriodsAreHertz);
} else if(m_dwLastSavedWithVersion >= MPT_V("1.24.00.00") && m_dwLastSavedWithVersion < MPT_V("1.26.00.00") && (GetType() & (MOD_TYPE_IT | MOD_TYPE_MPT)))
{
// Frequency slides were always in Hz rather than periods in this version range.
m_playBehaviour.set(kPeriodsAreHertz);
}
} else
{
if(m_dwLastSavedWithVersion < MPT_V("1.30.00.36") && m_dwLastSavedWithVersion != MPT_V("1.30.00.00"))
{
// No frequency slides in Hz before OpenMPT 1.30
m_playBehaviour.reset(kPeriodsAreHertz);
}
}
if(m_playBehaviour[kITEnvelopePositionHandling]
&& m_dwLastSavedWithVersion >= MPT_V("1.23.01.02") && m_dwLastSavedWithVersion < MPT_V("1.28.00.43"))
{
// Bug that effectively clamped the release node to the sustain end
for(INSTRUMENTINDEX i = 1; i <= GetNumInstruments(); i++) if(Instruments[i] != nullptr)
{
if(Instruments[i]->VolEnv.nReleaseNode != ENV_RELEASE_NODE_UNSET
&& Instruments[i]->VolEnv.dwFlags[ENV_SUSTAIN]
&& Instruments[i]->VolEnv.nReleaseNode > Instruments[i]->VolEnv.nSustainEnd)
{
m_playBehaviour.set(kReleaseNodePastSustainBug);
break;
}
}
}
if(GetType() & (MOD_TYPE_MPT | MOD_TYPE_S3M))
{
for(SAMPLEINDEX i = 1; i <= GetNumSamples(); i++)
{
if(Samples[i].uFlags[CHN_ADLIB])
{
if(GetType() == MOD_TYPE_MPT && GetNumInstruments() && m_dwLastSavedWithVersion >= MPT_V("1.28.00.20") && m_dwLastSavedWithVersion <= MPT_V("1.29.00.55"))
m_playBehaviour.set(kOPLNoResetAtEnvelopeEnd);
if(m_dwLastSavedWithVersion <= MPT_V("1.30.00.34") && m_dwLastSavedWithVersion != MPT_V("1.30"))
m_playBehaviour.reset(kOPLNoteOffOnNoteChange);
if(GetType() == MOD_TYPE_S3M && m_dwLastSavedWithVersion < MPT_V("1.29"))
m_playBehaviour.set(kOPLRealRetrig);
else if(GetType() != MOD_TYPE_S3M)
m_playBehaviour.reset(kOPLRealRetrig);
break;
}
}
}
if(m_dwLastSavedWithVersion >= MPT_V("1.27.00.42") && m_dwLastSavedWithVersion < MPT_V("1.30.00.46") && (GetType() & (MOD_TYPE_IT | MOD_TYPE_MPT | MOD_TYPE_XM)))
{
// The Flanger DMO plugin is almost identical to the Chorus... but only almost.
// The effect implementation was the same in OpenMPT 1.27-1.29, now it isn't anymore.
// As the old implementation continues to exist for the Chorus plugin, there is a legacy wrapper for the Flanger plugin.
for(auto &plugin : m_MixPlugins)
{
if(plugin.Info.dwPluginId1 == kDmoMagic && plugin.Info.dwPluginId2 == int32(0xEFCA3D92) && plugin.pluginData.size() == 32)
plugin.Info.szLibraryName = "Flanger (Legacy)";
}
}
if(m_dwLastSavedWithVersion >= MPT_V("1.27") && m_dwLastSavedWithVersion < MPT_V("1.30.06.00") && (GetType() & (MOD_TYPE_IT | MOD_TYPE_MPT | MOD_TYPE_XM)))
{
// Fix off-by-one delay length in older Echo DMO emulation
for(auto &plugin : m_MixPlugins)
{
if(plugin.Info.dwPluginId1 == kDmoMagic && plugin.Info.dwPluginId2 == int32(0xEF3E932C) && plugin.pluginData.size() == 24)
{
float32le leftDelay, rightDelay;
memcpy(&leftDelay, plugin.pluginData.data() + 12, 4);
memcpy(&rightDelay, plugin.pluginData.data() + 16, 4);
leftDelay = float32le{mpt::safe_clamp(((leftDelay * 2000.0f) - 1.0f) / 1999.0f, 0.0f, 1.0f)};
rightDelay = float32le{mpt::safe_clamp(((rightDelay * 2000.0f) - 1.0f) / 1999.0f, 0.0f, 1.0f)};
memcpy(plugin.pluginData.data() + 12, &leftDelay, 4);
memcpy(plugin.pluginData.data() + 16, &rightDelay, 4);
}
}
}
}
OPENMPT_NAMESPACE_END