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winamp/Src/external_dependencies/openmpt-trunk/mptrack/Modedit.cpp
Jef 20d28e80a5 Initial community commit
2024-09-24 14:54:57 +02:00

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/*
* ModEdit.cpp
* -----------
* Purpose: Song (pattern, samples, instruments) editing functions
* 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 "Mptrack.h"
#include "Mainfrm.h"
#include "Moddoc.h"
#include "Clipboard.h"
#include "dlg_misc.h"
#include "Dlsbank.h"
#include "../soundlib/modsmp_ctrl.h"
#include "../soundlib/mod_specifications.h"
#include "../soundlib/tuning.h"
#include "../soundlib/OPL.h"
#include "../common/misc_util.h"
#include "../common/mptStringBuffer.h"
#include "../common/mptFileIO.h"
#include <sstream>
// Plugin cloning
#include "../soundlib/plugins/PluginManager.h"
#include "../soundlib/plugins/PlugInterface.h"
#include "VstPresets.h"
#include "../common/FileReader.h"
#include "mpt/io/io.hpp"
#include "mpt/io/io_stdstream.hpp"
OPENMPT_NAMESPACE_BEGIN
// Change the number of channels.
// Return true on success.
bool CModDoc::ChangeNumChannels(CHANNELINDEX nNewChannels, const bool showCancelInRemoveDlg)
{
const CHANNELINDEX maxChans = m_SndFile.GetModSpecifications().channelsMax;
if(nNewChannels > maxChans)
{
CString error;
error.Format(_T("Error: Max number of channels for this file type is %u"), maxChans);
Reporting::Warning(error);
return false;
}
if(nNewChannels == GetNumChannels())
return false;
if(nNewChannels < GetNumChannels())
{
// Remove channels
CHANNELINDEX chnsToRemove = 0, maxRemoveCount = 0;
//nNewChannels = 0 means user can choose how many channels to remove
if(nNewChannels > 0)
{
chnsToRemove = GetNumChannels() - nNewChannels;
maxRemoveCount = chnsToRemove;
} else
{
chnsToRemove = 0;
maxRemoveCount = GetNumChannels();
}
CRemoveChannelsDlg rem(m_SndFile, chnsToRemove, showCancelInRemoveDlg);
CheckUsedChannels(rem.m_bKeepMask, maxRemoveCount);
if(rem.DoModal() != IDOK)
return false;
// Removing selected channels
return RemoveChannels(rem.m_bKeepMask, true);
} else
{
// Increasing number of channels
BeginWaitCursor();
std::vector<CHANNELINDEX> channels(nNewChannels, CHANNELINDEX_INVALID);
for(CHANNELINDEX chn = 0; chn < GetNumChannels(); chn++)
{
channels[chn] = chn;
}
bool success = (ReArrangeChannels(channels) == nNewChannels);
if(success)
{
SetModified();
UpdateAllViews(nullptr, UpdateHint().ModType());
}
EndWaitCursor();
return success;
}
}
// To remove all channels whose index corresponds to false in the keepMask vector.
// Return true on success.
bool CModDoc::RemoveChannels(const std::vector<bool> &keepMask, bool verbose)
{
CHANNELINDEX nRemainingChannels = 0;
//First calculating how many channels are to be left
for(CHANNELINDEX chn = 0; chn < GetNumChannels(); chn++)
{
if(keepMask[chn])
nRemainingChannels++;
}
if(nRemainingChannels == GetNumChannels() || nRemainingChannels < m_SndFile.GetModSpecifications().channelsMin)
{
if(verbose)
{
CString str;
if(nRemainingChannels == GetNumChannels())
str = _T("No channels chosen to be removed.");
else
str = _T("No removal done - channel number is already at minimum.");
Reporting::Information(str, _T("Remove Channels"));
}
return false;
}
BeginWaitCursor();
// Create new channel order, with only channels from m_bChnMask left.
std::vector<CHANNELINDEX> channels(nRemainingChannels, 0);
CHANNELINDEX i = 0;
for(CHANNELINDEX chn = 0; chn < GetNumChannels(); chn++)
{
if(keepMask[chn])
{
channels[i++] = chn;
}
}
const bool success = (ReArrangeChannels(channels) == nRemainingChannels);
if(success)
{
SetModified();
UpdateAllViews(nullptr, UpdateHint().ModType());
}
EndWaitCursor();
return success;
}
// Base code for adding, removing, moving and duplicating channels. Returns new number of channels on success, CHANNELINDEX_INVALID otherwise.
// The new channel vector can contain CHANNELINDEX_INVALID for adding new (empty) channels.
CHANNELINDEX CModDoc::ReArrangeChannels(const std::vector<CHANNELINDEX> &newOrder, const bool createUndoPoint)
{
//newOrder[i] tells which current channel should be placed to i:th position in
//the new order, or if i is not an index of current channels, then new channel is
//added to position i. If index of some current channel is missing from the
//newOrder-vector, then the channel gets removed.
const CHANNELINDEX newNumChannels = static_cast<CHANNELINDEX>(newOrder.size()), oldNumChannels = GetNumChannels();
auto &specs = m_SndFile.GetModSpecifications();
if(newNumChannels > specs.channelsMax || newNumChannels < specs.channelsMin)
{
CString str;
str.Format(_T("Can't apply change: Number of channels should be between %u and %u."), specs.channelsMin, specs.channelsMax);
Reporting::Error(str, _T("Rearrange Channels"));
return CHANNELINDEX_INVALID;
}
if(createUndoPoint)
{
PrepareUndoForAllPatterns(true, "Rearrange Channels");
}
CriticalSection cs;
if(oldNumChannels == newNumChannels)
{
// Optimization with no pattern re-allocation
std::vector<ModCommand> oldRow(oldNumChannels);
for(auto &pat : m_SndFile.Patterns)
{
auto m = pat.begin();
for(ROWINDEX row = 0; row < pat.GetNumRows(); row++)
{
oldRow.assign(m, m + oldNumChannels);
for(CHANNELINDEX chn = 0; chn < newNumChannels; chn++, m++)
{
if(newOrder[chn] < oldNumChannels) // Case: getting old channel to the new channel order.
*m = oldRow[newOrder[chn]];
else
*m = ModCommand::Empty();
}
}
}
} else
{
// Create all patterns first so that we can exit cleanly in case of OOM
std::vector<std::vector<ModCommand>> newPatterns;
try
{
newPatterns.resize(m_SndFile.Patterns.Size());
for(PATTERNINDEX i = 0; i < m_SndFile.Patterns.Size(); i++)
{
newPatterns[i].resize(m_SndFile.Patterns[i].GetNumRows() * newNumChannels);
}
} catch(mpt::out_of_memory e)
{
mpt::delete_out_of_memory(e);
Reporting::Error("Out of memory!", "Rearrange Channels");
return oldNumChannels;
}
m_SndFile.m_nChannels = newNumChannels;
for(PATTERNINDEX i = 0; i < m_SndFile.Patterns.Size(); i++)
{
CPattern &pat = m_SndFile.Patterns[i];
if(pat.IsValid())
{
auto mNew = newPatterns[i].begin(), mOld = pat.begin();
for(ROWINDEX row = 0; row < pat.GetNumRows(); row++, mOld += oldNumChannels)
{
for(CHANNELINDEX chn = 0; chn < newNumChannels; chn++, mNew++)
{
if(newOrder[chn] < oldNumChannels) // Case: getting old channel to the new channel order.
*mNew = mOld[newOrder[chn]];
}
}
pat.SetData(std::move(newPatterns[i]));
}
}
}
// Reverse mapping: One of the new indices of an old channel
std::vector<CHANNELINDEX> newIndex(oldNumChannels, CHANNELINDEX_INVALID);
for(CHANNELINDEX chn = 0; chn < newNumChannels; chn++)
{
if(newOrder[chn] < oldNumChannels)
{
newIndex[newOrder[chn]] = chn;
}
}
// Reassign NNA channels (note: if we increase the number of channels, the lowest-indexed NNA channels will still be lost)
const auto muteFlag = CSoundFile::GetChannelMuteFlag();
for(CHANNELINDEX chn = oldNumChannels; chn < MAX_CHANNELS; chn++)
{
auto &channel = m_SndFile.m_PlayState.Chn[chn];
CHANNELINDEX masterChn = channel.nMasterChn, newMasterChn;
if(masterChn > 0 && masterChn <= newIndex.size() && (newMasterChn = newIndex[masterChn - 1]) != CHANNELINDEX_INVALID)
channel.nMasterChn = newMasterChn + 1;
else
channel.Reset(ModChannel::resetTotal, m_SndFile, chn, muteFlag);
}
std::vector<ModChannel> chns(std::begin(m_SndFile.m_PlayState.Chn), std::begin(m_SndFile.m_PlayState.Chn) + oldNumChannels);
std::vector<ModChannelSettings> settings(std::begin(m_SndFile.ChnSettings), std::begin(m_SndFile.ChnSettings) + oldNumChannels);
std::vector<RecordGroup> recordStates(oldNumChannels);
auto chnMutePendings = m_SndFile.m_bChannelMuteTogglePending;
for(CHANNELINDEX chn = 0; chn < oldNumChannels; chn++)
{
recordStates[chn] = GetChannelRecordGroup(chn);
}
ReinitRecordState();
for(CHANNELINDEX chn = 0; chn < newNumChannels; chn++)
{
CHANNELINDEX srcChn = newOrder[chn];
if(srcChn < oldNumChannels)
{
m_SndFile.ChnSettings[chn] = settings[srcChn];
m_SndFile.m_PlayState.Chn[chn] = chns[srcChn];
SetChannelRecordGroup(chn, recordStates[srcChn]);
m_SndFile.m_bChannelMuteTogglePending[chn] = chnMutePendings[srcChn];
if(m_SndFile.m_opl)
m_SndFile.m_opl->MoveChannel(srcChn, chn);
} else
{
m_SndFile.InitChannel(chn);
SetDefaultChannelColors(chn);
}
}
// Reset MOD panning (won't affect other module formats)
m_SndFile.SetupMODPanning();
m_SndFile.InitAmigaResampler();
return newNumChannels;
}
// Base code for adding, removing, moving and duplicating samples. Returns new number of samples on success, SAMPLEINDEX_INVALID otherwise.
// The new sample vector can contain SAMPLEINDEX_INVALID for adding new (empty) samples.
// newOrder indices are zero-based, i.e. newOrder[0] will define the contents of the first sample slot.
SAMPLEINDEX CModDoc::ReArrangeSamples(const std::vector<SAMPLEINDEX> &newOrder)
{
if(newOrder.size() > m_SndFile.GetModSpecifications().samplesMax)
{
return SAMPLEINDEX_INVALID;
}
CriticalSection cs;
const SAMPLEINDEX oldNumSamples = m_SndFile.GetNumSamples(), newNumSamples = static_cast<SAMPLEINDEX>(newOrder.size());
std::vector<int> sampleCount(oldNumSamples + 1, 0);
std::vector<ModSample> sampleHeaders(oldNumSamples + 1);
std::vector<SAMPLEINDEX> newIndex(oldNumSamples + 1, 0); // One of the new indexes for the old sample
std::vector<std::string> sampleNames(oldNumSamples + 1);
std::vector<mpt::PathString> samplePaths(oldNumSamples + 1);
for(SAMPLEINDEX i = 0; i < newNumSamples; i++)
{
const SAMPLEINDEX origSlot = newOrder[i];
if(origSlot > 0 && origSlot <= oldNumSamples)
{
sampleCount[origSlot]++;
sampleHeaders[origSlot] = m_SndFile.GetSample(origSlot);
if(!newIndex[origSlot])
newIndex[origSlot] = i + 1;
}
}
// First, delete all samples that will be removed anyway.
for(SAMPLEINDEX i = 1; i < sampleCount.size(); i++)
{
if(sampleCount[i] == 0)
{
m_SndFile.DestroySample(i);
GetSampleUndo().ClearUndo(i);
}
sampleNames[i] = m_SndFile.m_szNames[i];
samplePaths[i] = m_SndFile.GetSamplePath(i);
}
// Remove sample data references from now unused slots.
for(SAMPLEINDEX i = newNumSamples + 1; i <= oldNumSamples; i++)
{
m_SndFile.GetSample(i).pData.pSample = nullptr;
m_SndFile.GetSample(i).nLength = 0;
m_SndFile.m_szNames[i] = "";
}
// Now, create new sample list.
m_SndFile.m_nSamples = std::max(m_SndFile.m_nSamples, newNumSamples); // Avoid assertions when using GetSample()...
for(SAMPLEINDEX i = 0; i < newNumSamples; i++)
{
const SAMPLEINDEX origSlot = newOrder[i];
ModSample &target = m_SndFile.GetSample(i + 1);
if(origSlot > 0 && origSlot <= oldNumSamples)
{
// Copy an original sample.
target = sampleHeaders[origSlot];
if(--sampleCount[origSlot] > 0 && sampleHeaders[origSlot].HasSampleData())
{
// This sample slot is referenced multiple times, so we have to copy the actual sample.
if(target.CopyWaveform(sampleHeaders[origSlot]))
{
target.PrecomputeLoops(m_SndFile, false);
} else
{
Reporting::Error("Cannot duplicate sample - out of memory!");
}
}
m_SndFile.m_szNames[i + 1] = sampleNames[origSlot];
m_SndFile.SetSamplePath(i + 1, samplePaths[origSlot]);
} else
{
// Invalid sample reference.
target.pData.pSample = nullptr;
target.Initialize(m_SndFile.GetType());
m_SndFile.m_szNames[i + 1] = "";
m_SndFile.ResetSamplePath(i + 1);
}
}
GetSampleUndo().RearrangeSamples(newIndex);
const auto muteFlag = CSoundFile::GetChannelMuteFlag();
for(CHANNELINDEX c = 0; c < std::size(m_SndFile.m_PlayState.Chn); c++)
{
ModChannel &chn = m_SndFile.m_PlayState.Chn[c];
for(SAMPLEINDEX i = 1; i <= oldNumSamples; i++)
{
if(chn.pModSample == &m_SndFile.GetSample(i))
{
chn.pModSample = &m_SndFile.GetSample(newIndex[i]);
if(i == 0 || i > newNumSamples)
{
chn.Reset(ModChannel::resetTotal, m_SndFile, c, muteFlag);
}
break;
}
}
}
m_SndFile.m_nSamples = newNumSamples;
if(m_SndFile.GetNumInstruments())
{
// Instrument mode: Update sample maps.
for(INSTRUMENTINDEX i = 0; i <= m_SndFile.GetNumInstruments(); i++)
{
ModInstrument *ins = m_SndFile.Instruments[i];
if(ins == nullptr)
{
continue;
}
GetInstrumentUndo().RearrangeSamples(i, newIndex);
for(auto &sample : ins->Keyboard)
{
if(sample < newIndex.size())
sample = newIndex[sample];
else
sample = 0;
}
}
} else
{
PrepareUndoForAllPatterns(false, "Rearrange Samples");
m_SndFile.Patterns.ForEachModCommand([&newIndex] (ModCommand &m)
{
if(!m.IsPcNote() && m.instr < newIndex.size())
{
m.instr = static_cast<ModCommand::INSTR>(newIndex[m.instr]);
}
});
}
return GetNumSamples();
}
// Base code for adding, removing, moving and duplicating instruments. Returns new number of instruments on success, INSTRUMENTINDEX_INVALID otherwise.
// The new instrument vector can contain INSTRUMENTINDEX_INVALID for adding new (empty) instruments.
// newOrder indices are zero-based, i.e. newOrder[0] will define the contents of the first instrument slot.
INSTRUMENTINDEX CModDoc::ReArrangeInstruments(const std::vector<INSTRUMENTINDEX> &newOrder, deleteInstrumentSamples removeSamples)
{
if(newOrder.size() > m_SndFile.GetModSpecifications().instrumentsMax || GetNumInstruments() == 0)
{
return INSTRUMENTINDEX_INVALID;
}
CriticalSection cs;
const INSTRUMENTINDEX oldNumInstruments = m_SndFile.GetNumInstruments(), newNumInstruments = static_cast<INSTRUMENTINDEX>(newOrder.size());
std::vector<ModInstrument> instrumentHeaders(oldNumInstruments + 1);
std::vector<INSTRUMENTINDEX> newIndex(oldNumInstruments + 1, 0); // One of the new indexes for the old instrument
for(INSTRUMENTINDEX i = 0; i < newNumInstruments; i++)
{
const INSTRUMENTINDEX origSlot = newOrder[i];
if(origSlot > 0 && origSlot <= oldNumInstruments)
{
if(m_SndFile.Instruments[origSlot] != nullptr)
instrumentHeaders[origSlot] = *m_SndFile.Instruments[origSlot];
newIndex[origSlot] = i + 1;
}
}
// Delete unused instruments first.
for(INSTRUMENTINDEX i = 1; i <= oldNumInstruments; i++)
{
if(newIndex[i] == 0)
{
m_SndFile.DestroyInstrument(i, removeSamples);
}
}
m_SndFile.m_nInstruments = newNumInstruments;
// Now, create new instrument list.
for(INSTRUMENTINDEX i = 0; i < newNumInstruments; i++)
{
ModInstrument *ins = m_SndFile.AllocateInstrument(i + 1);
if(ins == nullptr)
{
continue;
}
const INSTRUMENTINDEX origSlot = newOrder[i];
if(origSlot > 0 && origSlot <= oldNumInstruments)
{
// Copy an original instrument.
*ins = instrumentHeaders[origSlot];
}
}
// Free unused instruments
for(INSTRUMENTINDEX i = newNumInstruments + 1; i <= oldNumInstruments; i++)
{
m_SndFile.DestroyInstrument(i, doNoDeleteAssociatedSamples);
}
PrepareUndoForAllPatterns(false, "Rearrange Instruments");
GetInstrumentUndo().RearrangeInstruments(newIndex);
m_SndFile.Patterns.ForEachModCommand([&newIndex] (ModCommand &m)
{
if(!m.IsPcNote() && m.instr < newIndex.size())
{
m.instr = static_cast<ModCommand::INSTR>(newIndex[m.instr]);
}
});
return GetNumInstruments();
}
SEQUENCEINDEX CModDoc::ReArrangeSequences(const std::vector<SEQUENCEINDEX> &newOrder)
{
CriticalSection cs;
return m_SndFile.Order.Rearrange(newOrder) ? m_SndFile.Order.GetNumSequences() : SEQUENCEINDEX_INVALID;
}
bool CModDoc::ConvertInstrumentsToSamples()
{
if(!m_SndFile.GetNumInstruments())
return false;
GetInstrumentUndo().ClearUndo();
m_SndFile.Patterns.ForEachModCommand([&] (ModCommand &m)
{
if(m.instr && !m.IsPcNote())
{
ModCommand::INSTR instr = m.instr, newinstr = 0;
ModCommand::NOTE note = m.note, newnote = note;
if(ModCommand::IsNote(note))
note = note - NOTE_MIN;
else
note = NOTE_MIDDLEC - NOTE_MIN;
if((instr < MAX_INSTRUMENTS) && (m_SndFile.Instruments[instr]))
{
const ModInstrument *pIns = m_SndFile.Instruments[instr];
newinstr = static_cast<ModCommand::INSTR>(pIns->Keyboard[note]);
newnote = pIns->NoteMap[note];
if(pIns->Keyboard[note] > Util::MaxValueOfType(m.instr))
newinstr = 0;
}
m.instr = newinstr;
if(m.IsNote())
{
m.note = newnote;
}
}
});
return true;
}
bool CModDoc::ConvertSamplesToInstruments()
{
const INSTRUMENTINDEX instrumentMax = m_SndFile.GetModSpecifications().instrumentsMax;
if(GetNumInstruments() > 0 || instrumentMax == 0)
return false;
// If there is no actual sample data, don't bother creating any instruments
bool anySamples = false;
for(SAMPLEINDEX smp = 1; smp <= m_SndFile.m_nSamples; smp++)
{
if(m_SndFile.GetSample(smp).HasSampleData())
{
anySamples = true;
break;
}
}
if(!anySamples)
return true;
m_SndFile.m_nInstruments = std::min(m_SndFile.GetNumSamples(), instrumentMax);
for(SAMPLEINDEX smp = 1; smp <= m_SndFile.m_nInstruments; smp++)
{
const bool muted = IsSampleMuted(smp);
MuteSample(smp, false);
ModInstrument *instrument = m_SndFile.AllocateInstrument(smp, smp);
if(instrument == nullptr)
{
ErrorBox(IDS_ERR_OUTOFMEMORY, CMainFrame::GetMainFrame());
return false;
}
InitializeInstrument(instrument);
instrument->name = m_SndFile.m_szNames[smp];
MuteInstrument(smp, muted);
}
return true;
}
PLUGINDEX CModDoc::RemovePlugs(const std::vector<bool> &keepMask)
{
// Remove all plugins whose keepMask[plugindex] is false.
PLUGINDEX nRemoved = 0;
const PLUGINDEX maxPlug = std::min(MAX_MIXPLUGINS, static_cast<PLUGINDEX>(keepMask.size()));
CriticalSection cs;
for(PLUGINDEX nPlug = 0; nPlug < maxPlug; nPlug++)
{
SNDMIXPLUGIN &plug = m_SndFile.m_MixPlugins[nPlug];
if(keepMask[nPlug])
{
continue;
}
if(plug.pMixPlugin || plug.IsValidPlugin())
{
nRemoved++;
}
plug.Destroy();
plug = {};
for(PLUGINDEX srcPlugSlot = 0; srcPlugSlot < nPlug; srcPlugSlot++)
{
SNDMIXPLUGIN &srcPlug = GetSoundFile().m_MixPlugins[srcPlugSlot];
if(srcPlug.GetOutputPlugin() == nPlug)
{
srcPlug.SetOutputToMaster();
UpdateAllViews(nullptr, PluginHint(static_cast<PLUGINDEX>(srcPlugSlot + 1)).Info());
}
}
UpdateAllViews(nullptr, PluginHint(static_cast<PLUGINDEX>(nPlug + 1)).Info().Names());
}
if(nRemoved && m_SndFile.GetModSpecifications().supportsPlugins)
SetModified();
return nRemoved;
}
bool CModDoc::RemovePlugin(PLUGINDEX plugin)
{
if(plugin >= MAX_MIXPLUGINS)
return false;
std::vector<bool> keepMask(MAX_MIXPLUGINS, true);
keepMask[plugin] = false;
return RemovePlugs(keepMask) == 1;
}
// Clone a plugin slot (source does not necessarily have to be from the current module)
void CModDoc::ClonePlugin(SNDMIXPLUGIN &target, const SNDMIXPLUGIN &source)
{
IMixPlugin *srcVstPlug = source.pMixPlugin;
target.Destroy();
target = source;
// Don't want this plugin to be accidentally erased again...
target.pMixPlugin = nullptr;
if(target.editorX != int32_min)
{
// Move target editor a bit to visually distinguish it from the original editor
int addPixels = Util::ScalePixels(16, CMainFrame::GetMainFrame()->m_hWnd);
target.editorX += addPixels;
target.editorY += addPixels;
}
#ifndef NO_PLUGINS
if(theApp.GetPluginManager()->CreateMixPlugin(target, GetSoundFile()))
{
IMixPlugin *newVstPlug = target.pMixPlugin;
newVstPlug->SetCurrentProgram(srcVstPlug->GetCurrentProgram());
std::ostringstream f(std::ios::out | std::ios::binary);
if(VSTPresets::SaveFile(f, *srcVstPlug, false))
{
const std::string data = f.str();
FileReader file(mpt::as_span(data));
VSTPresets::LoadFile(file, *newVstPlug);
}
}
#endif // !NO_PLUGINS
}
PATTERNINDEX CModDoc::InsertPattern(ROWINDEX rows, ORDERINDEX ord)
{
if(ord != ORDERINDEX_INVALID && m_SndFile.Order().GetLengthTailTrimmed() >= m_SndFile.GetModSpecifications().ordersMax)
return PATTERNINDEX_INVALID;
PATTERNINDEX pat = m_SndFile.Patterns.InsertAny(rows, true);
if(pat != PATTERNINDEX_INVALID)
{
if(ord != ORDERINDEX_INVALID)
{
m_SndFile.Order().insert(ord, 1, pat);
}
SetModified();
}
return pat;
}
SAMPLEINDEX CModDoc::InsertSample()
{
SAMPLEINDEX i = m_SndFile.GetNextFreeSample();
if((i > std::numeric_limits<ModCommand::INSTR>::max() && !m_SndFile.GetNumInstruments()) || i == SAMPLEINDEX_INVALID)
{
ErrorBox(IDS_ERR_TOOMANYSMP, CMainFrame::GetMainFrame());
return SAMPLEINDEX_INVALID;
}
const bool newSlot = (i > m_SndFile.GetNumSamples());
if(newSlot || !m_SndFile.m_szNames[i][0])
m_SndFile.m_szNames[i] = "untitled";
if(newSlot)
m_SndFile.m_nSamples = i;
m_SndFile.GetSample(i).Initialize(m_SndFile.GetType());
m_SndFile.ResetSamplePath(i);
SetModified();
return i;
}
// Insert a new instrument assigned to sample nSample or duplicate instrument "duplicateSource".
// If "sample" is invalid, an appropriate sample slot is selected. 0 means "no sample".
INSTRUMENTINDEX CModDoc::InsertInstrument(SAMPLEINDEX sample, INSTRUMENTINDEX duplicateSource, bool silent)
{
if(m_SndFile.GetModSpecifications().instrumentsMax == 0)
return INSTRUMENTINDEX_INVALID;
ModInstrument *pDup = nullptr;
if(duplicateSource > 0 && duplicateSource <= m_SndFile.m_nInstruments)
{
pDup = m_SndFile.Instruments[duplicateSource];
}
if(!m_SndFile.GetNumInstruments() && (m_SndFile.GetNumSamples() > 1 || m_SndFile.GetSample(1).HasSampleData()))
{
bool doConvert = true;
if(!silent)
{
ConfirmAnswer result = Reporting::Confirm("Convert existing samples to instruments first?", true);
if(result == cnfCancel)
{
return INSTRUMENTINDEX_INVALID;
}
doConvert = (result == cnfYes);
}
if(doConvert)
{
if(!ConvertSamplesToInstruments())
{
return INSTRUMENTINDEX_INVALID;
}
}
}
const INSTRUMENTINDEX newins = m_SndFile.GetNextFreeInstrument();
if(newins == INSTRUMENTINDEX_INVALID)
{
if(!silent)
{
ErrorBox(IDS_ERR_TOOMANYINS, CMainFrame::GetMainFrame());
}
return INSTRUMENTINDEX_INVALID;
} else if(newins > m_SndFile.GetNumInstruments())
{
m_SndFile.m_nInstruments = newins;
}
// Determine which sample slot to use
SAMPLEINDEX newsmp = 0;
if(sample < m_SndFile.GetModSpecifications().samplesMax)
{
// Use specified slot
newsmp = sample;
} else if(!pDup)
{
newsmp = m_SndFile.GetNextFreeSample(newins);
if(newsmp > m_SndFile.GetNumSamples())
{
// Add a new sample
const SAMPLEINDEX inssmp = InsertSample();
if(inssmp != SAMPLEINDEX_INVALID)
newsmp = inssmp;
}
}
CriticalSection cs;
ModInstrument *pIns = m_SndFile.AllocateInstrument(newins, newsmp);
if(pIns == nullptr)
{
if(!silent)
{
cs.Leave();
ErrorBox(IDS_ERR_OUTOFMEMORY, CMainFrame::GetMainFrame());
}
return INSTRUMENTINDEX_INVALID;
}
InitializeInstrument(pIns);
if(pDup)
{
*pIns = *pDup;
}
SetModified();
return newins;
}
// Load default instrument values for inserting new instrument during editing
void CModDoc::InitializeInstrument(ModInstrument *pIns)
{
pIns->pluginVolumeHandling = TrackerSettings::Instance().DefaultPlugVolumeHandling;
}
// Try to set up a new instrument that is linked to a given plugin
INSTRUMENTINDEX CModDoc::InsertInstrumentForPlugin(PLUGINDEX plug)
{
#ifndef NO_PLUGINS
const bool first = (GetNumInstruments() == 0);
INSTRUMENTINDEX instr = InsertInstrument(0, INSTRUMENTINDEX_INVALID, true);
if(instr == INSTRUMENTINDEX_INVALID)
return INSTRUMENTINDEX_INVALID;
ModInstrument &ins = *m_SndFile.Instruments[instr];
ins.name = mpt::ToCharset(m_SndFile.GetCharsetInternal(), MPT_UFORMAT("{}: {}")(plug + 1, m_SndFile.m_MixPlugins[plug].GetName()));
ins.filename = mpt::ToCharset(m_SndFile.GetCharsetInternal(), m_SndFile.m_MixPlugins[plug].GetLibraryName());
ins.nMixPlug = plug + 1;
ins.nMidiChannel = 1;
InstrumentHint hint = InstrumentHint(instr).Info().Envelope().Names();
if(first)
hint.ModType();
UpdateAllViews(nullptr, hint);
if(m_SndFile.GetModSpecifications().supportsPlugins)
{
SetModified();
}
return instr;
#else
return INSTRUMENTINDEX_INVALID;
#endif
}
INSTRUMENTINDEX CModDoc::HasInstrumentForPlugin(PLUGINDEX plug) const
{
for(INSTRUMENTINDEX i = 1; i <= GetNumInstruments(); i++)
{
if(m_SndFile.Instruments[i] != nullptr && m_SndFile.Instruments[i]->nMixPlug == plug + 1)
{
return i;
}
}
return INSTRUMENTINDEX_INVALID;
}
bool CModDoc::RemoveOrder(SEQUENCEINDEX nSeq, ORDERINDEX nOrd)
{
if(nSeq >= m_SndFile.Order.GetNumSequences() || nOrd >= m_SndFile.Order(nSeq).size())
return false;
CriticalSection cs;
m_SndFile.Order(nSeq).Remove(nOrd, nOrd);
SetModified();
return true;
}
bool CModDoc::RemovePattern(PATTERNINDEX nPat)
{
if(m_SndFile.Patterns.IsValidPat(nPat))
{
CriticalSection cs;
GetPatternUndo().PrepareUndo(nPat, 0, 0, GetNumChannels(), m_SndFile.Patterns[nPat].GetNumRows(), "Remove Pattern");
m_SndFile.Patterns.Remove(nPat);
SetModified();
return true;
}
return false;
}
bool CModDoc::RemoveSample(SAMPLEINDEX nSmp)
{
if((nSmp) && (nSmp <= m_SndFile.GetNumSamples()))
{
CriticalSection cs;
m_SndFile.DestroySample(nSmp);
m_SndFile.m_szNames[nSmp] = "";
while((m_SndFile.GetNumSamples() > 1)
&& (!m_SndFile.m_szNames[m_SndFile.GetNumSamples()][0])
&& (!m_SndFile.GetSample(m_SndFile.GetNumSamples()).HasSampleData()))
{
m_SndFile.m_nSamples--;
}
SetModified();
return true;
}
return false;
}
bool CModDoc::RemoveInstrument(INSTRUMENTINDEX nIns)
{
if((nIns) && (nIns <= m_SndFile.GetNumInstruments()) && (m_SndFile.Instruments[nIns]))
{
ConfirmAnswer result = cnfNo;
if(!m_SndFile.Instruments[nIns]->GetSamples().empty())
result = Reporting::Confirm("Remove samples associated with an instrument if they are unused?", "Removing instrument", true);
if(result == cnfCancel)
{
return false;
}
if(m_SndFile.DestroyInstrument(nIns, (result == cnfYes) ? deleteAssociatedSamples : doNoDeleteAssociatedSamples))
{
CriticalSection cs;
if(nIns == m_SndFile.m_nInstruments)
m_SndFile.m_nInstruments--;
bool instrumentsLeft = std::find_if(std::begin(m_SndFile.Instruments), std::end(m_SndFile.Instruments), [](ModInstrument *ins) { return ins != nullptr; }) != std::end(m_SndFile.Instruments);
if(!instrumentsLeft)
m_SndFile.m_nInstruments = 0;
SetModified();
return true;
}
}
return false;
}
bool CModDoc::MoveOrder(ORDERINDEX sourceOrd, ORDERINDEX destOrd, bool update, bool copy, SEQUENCEINDEX sourceSeq, SEQUENCEINDEX destSeq)
{
if(sourceSeq == SEQUENCEINDEX_INVALID)
sourceSeq = m_SndFile.Order.GetCurrentSequenceIndex();
if(destSeq == SEQUENCEINDEX_INVALID)
destSeq = m_SndFile.Order.GetCurrentSequenceIndex();
if(std::max(sourceSeq, destSeq) >= m_SndFile.Order.GetNumSequences())
return false;
const ORDERINDEX maxOrders = m_SndFile.GetModSpecifications().ordersMax;
if(destOrd > maxOrders)
return false;
if(destOrd == maxOrders && (sourceSeq != destSeq || copy))
return false;
auto &sourceSequence = m_SndFile.Order(sourceSeq);
const PATTERNINDEX sourcePat = sourceOrd < sourceSequence.size() ? sourceSequence[sourceOrd] : sourceSequence.GetInvalidPatIndex();
// Delete source
if(!copy)
{
sourceSequence.Remove(sourceOrd, sourceOrd);
if(sourceOrd < destOrd && sourceSeq == destSeq)
destOrd--;
}
// Insert at dest
m_SndFile.Order(destSeq).insert(destOrd, 1, sourcePat);
if(update)
{
UpdateAllViews(nullptr, SequenceHint().Data());
}
return true;
}
BOOL CModDoc::ExpandPattern(PATTERNINDEX nPattern)
{
ROWINDEX numRows;
if(!m_SndFile.Patterns.IsValidPat(nPattern)
|| (numRows = m_SndFile.Patterns[nPattern].GetNumRows()) > m_SndFile.GetModSpecifications().patternRowsMax / 2)
{
return false;
}
BeginWaitCursor();
CriticalSection cs;
GetPatternUndo().PrepareUndo(nPattern, 0, 0, GetNumChannels(), numRows, "Expand Pattern");
bool success = m_SndFile.Patterns[nPattern].Expand();
cs.Leave();
EndWaitCursor();
if(success)
{
SetModified();
UpdateAllViews(NULL, PatternHint(nPattern).Data(), NULL);
} else
{
GetPatternUndo().RemoveLastUndoStep();
}
return success;
}
BOOL CModDoc::ShrinkPattern(PATTERNINDEX nPattern)
{
ROWINDEX numRows;
if(!m_SndFile.Patterns.IsValidPat(nPattern)
|| (numRows = m_SndFile.Patterns[nPattern].GetNumRows()) < m_SndFile.GetModSpecifications().patternRowsMin * 2)
{
return false;
}
BeginWaitCursor();
CriticalSection cs;
GetPatternUndo().PrepareUndo(nPattern, 0, 0, GetNumChannels(), numRows, "Shrink Pattern");
bool success = m_SndFile.Patterns[nPattern].Shrink();
cs.Leave();
EndWaitCursor();
if(success)
{
SetModified();
UpdateAllViews(NULL, PatternHint(nPattern).Data(), NULL);
} else
{
GetPatternUndo().RemoveLastUndoStep();
}
return success;
}
/////////////////////////////////////////////////////////////////////////////////////////
// Copy/Paste envelope
static constexpr const char pszEnvHdr[] = "ModPlug Tracker Envelope\r\n";
static constexpr const char pszEnvFmt[] = "%d,%d,%d,%d,%d,%d,%d,%d\r\n";
static bool EnvelopeToString(CStringA &s, const InstrumentEnvelope &env)
{
// We don't want to copy empty envelopes
if(env.empty())
{
return false;
}
s.Preallocate(2048);
s = pszEnvHdr;
s.AppendFormat(pszEnvFmt, env.size(), env.nSustainStart, env.nSustainEnd, env.nLoopStart, env.nLoopEnd, env.dwFlags[ENV_SUSTAIN] ? 1 : 0, env.dwFlags[ENV_LOOP] ? 1 : 0, env.dwFlags[ENV_CARRY] ? 1 : 0);
for(auto &p : env)
{
s.AppendFormat("%d,%d\r\n", p.tick, p.value);
}
// Writing release node
s.AppendFormat("%u\r\n", env.nReleaseNode);
return true;
}
static bool StringToEnvelope(const std::string_view &s, InstrumentEnvelope &env, const CModSpecifications &specs)
{
uint32 susBegin = 0, susEnd = 0, loopBegin = 0, loopEnd = 0, bSus = 0, bLoop = 0, bCarry = 0, nPoints = 0, releaseNode = ENV_RELEASE_NODE_UNSET;
size_t length = s.size(), pos = std::size(pszEnvHdr) - 1;
if(length <= pos || mpt::CompareNoCaseAscii(s.data(), pszEnvHdr, pos - 2))
{
return false;
}
sscanf(&s[pos], pszEnvFmt, &nPoints, &susBegin, &susEnd, &loopBegin, &loopEnd, &bSus, &bLoop, &bCarry);
while(pos < length && s[pos] != '\r' && s[pos] != '\n')
pos++;
nPoints = std::min(nPoints, static_cast<uint32>(specs.envelopePointsMax));
if(susEnd >= nPoints)
susEnd = 0;
if(susBegin > susEnd)
susBegin = susEnd;
if(loopEnd >= nPoints)
loopEnd = 0;
if(loopBegin > loopEnd)
loopBegin = loopEnd;
try
{
env.resize(nPoints);
} catch(mpt::out_of_memory e)
{
mpt::delete_out_of_memory(e);
return false;
}
env.nSustainStart = static_cast<decltype(env.nSustainStart)>(susBegin);
env.nSustainEnd = static_cast<decltype(env.nSustainEnd)>(susEnd);
env.nLoopStart = static_cast<decltype(env.nLoopStart)>(loopBegin);
env.nLoopEnd = static_cast<decltype(env.nLoopEnd)>(loopEnd);
env.nReleaseNode = static_cast<decltype(env.nReleaseNode)>(releaseNode);
env.dwFlags.set(ENV_LOOP, bLoop != 0);
env.dwFlags.set(ENV_SUSTAIN, bSus != 0);
env.dwFlags.set(ENV_CARRY, bCarry != 0);
env.dwFlags.set(ENV_ENABLED, nPoints > 0);
int oldn = 0;
for(auto &p : env)
{
while(pos < length && (s[pos] < '0' || s[pos] > '9'))
pos++;
if(pos >= length)
break;
int n1 = atoi(&s[pos]);
while(pos < length && s[pos] != ',')
pos++;
while(pos < length && (s[pos] < '0' || s[pos] > '9'))
pos++;
if(pos >= length)
break;
int n2 = atoi(&s[pos]);
if(n1 < oldn)
n1 = oldn + 1;
Limit(n2, ENVELOPE_MIN, ENVELOPE_MAX);
p.tick = (uint16)n1;
p.value = (uint8)n2;
oldn = n1;
while(pos < length && s[pos] != '\r' && s[pos] != '\n')
pos++;
if(pos >= length)
break;
}
env.Sanitize();
// Read release node information.
env.nReleaseNode = ENV_RELEASE_NODE_UNSET;
if(pos < length)
{
auto r = static_cast<decltype(env.nReleaseNode)>(atoi(&s[pos]));
if(r == 0 || r >= nPoints || !specs.hasReleaseNode)
r = ENV_RELEASE_NODE_UNSET;
env.nReleaseNode = r;
}
return true;
}
bool CModDoc::CopyEnvelope(INSTRUMENTINDEX nIns, EnvelopeType nEnv)
{
CMainFrame *pMainFrm = CMainFrame::GetMainFrame();
if((nIns < 1) || (nIns > m_SndFile.m_nInstruments) || (!m_SndFile.Instruments[nIns]) || (!pMainFrm))
return false;
BeginWaitCursor();
const ModInstrument *pIns = m_SndFile.Instruments[nIns];
if(pIns == nullptr)
return false;
CStringA s;
EnvelopeToString(s, pIns->GetEnvelope(nEnv));
int memSize = s.GetLength() + 1;
Clipboard clipboard(CF_TEXT, memSize);
if(auto p = clipboard.As<char>())
{
memcpy(p, s.GetString(), memSize);
}
EndWaitCursor();
return true;
}
bool CModDoc::SaveEnvelope(INSTRUMENTINDEX ins, EnvelopeType env, const mpt::PathString &fileName)
{
if(ins < 1 || ins > m_SndFile.m_nInstruments || !m_SndFile.Instruments[ins])
return false;
BeginWaitCursor();
const ModInstrument *pIns = m_SndFile.Instruments[ins];
if(pIns == nullptr)
return false;
CStringA s;
EnvelopeToString(s, pIns->GetEnvelope(env));
bool ok = false;
try
{
mpt::SafeOutputFile sf(fileName, std::ios::binary, mpt::FlushModeFromBool(TrackerSettings::Instance().MiscFlushFileBuffersOnSave));
mpt::ofstream &f = sf;
f.exceptions(f.exceptions() | std::ios::badbit | std::ios::failbit);
if(f)
ok = mpt::IO::WriteRaw(f, s.GetString(), s.GetLength());
else
ok = false;
} catch(const std::exception &)
{
ok = false;
}
EndWaitCursor();
return ok;
}
bool CModDoc::PasteEnvelope(INSTRUMENTINDEX ins, EnvelopeType env)
{
CMainFrame *pMainFrm = CMainFrame::GetMainFrame();
if(ins < 1 || ins > m_SndFile.m_nInstruments || !m_SndFile.Instruments[ins] || !pMainFrm)
return false;
BeginWaitCursor();
Clipboard clipboard(CF_TEXT);
auto data = clipboard.GetString();
if(!data.length())
{
EndWaitCursor();
return false;
}
bool result = StringToEnvelope(data, m_SndFile.Instruments[ins]->GetEnvelope(env), m_SndFile.GetModSpecifications());
EndWaitCursor();
return result;
}
bool CModDoc::LoadEnvelope(INSTRUMENTINDEX nIns, EnvelopeType nEnv, const mpt::PathString &fileName)
{
InputFile f(fileName, TrackerSettings::Instance().MiscCacheCompleteFileBeforeLoading);
if(nIns < 1 || nIns > m_SndFile.m_nInstruments || !m_SndFile.Instruments[nIns] || !f.IsValid())
return false;
BeginWaitCursor();
FileReader file = GetFileReader(f);
std::string data;
file.ReadNullString(data, 1 << 16);
bool result = StringToEnvelope(data, m_SndFile.Instruments[nIns]->GetEnvelope(nEnv), m_SndFile.GetModSpecifications());
EndWaitCursor();
return result;
}
// Check which channels contain note data. maxRemoveCount specified how many empty channels are reported at max.
void CModDoc::CheckUsedChannels(std::vector<bool> &usedMask, CHANNELINDEX maxRemoveCount) const
{
// Checking for unused channels
CHANNELINDEX chn = GetNumChannels();
usedMask.assign(chn, true);
while(chn-- > 0)
{
if(IsChannelUnused(chn))
{
usedMask[chn] = false;
// Found enough empty channels yet?
if((--maxRemoveCount) == 0)
break;
}
}
}
// Check if a given channel contains note data or global effects.
bool CModDoc::IsChannelUnused(CHANNELINDEX nChn) const
{
const CHANNELINDEX nChannels = GetNumChannels();
if(nChn >= nChannels)
{
return true;
}
for(auto &pat : m_SndFile.Patterns)
{
if(pat.IsValid())
{
const ModCommand *p = pat.GetpModCommand(0, nChn);
for(ROWINDEX row = pat.GetNumRows(); row > 0; row--, p += nChannels)
{
if(p->IsNote() || p->IsInstrPlug() || p->IsGlobalCommand())
return false;
}
}
}
return true;
}
bool CModDoc::IsSampleUsed(SAMPLEINDEX sample, bool searchInMutedChannels) const
{
if(!sample || sample > GetNumSamples())
return false;
if(GetNumInstruments())
{
for(INSTRUMENTINDEX i = 1; i <= GetNumInstruments(); i++)
{
if(m_SndFile.IsSampleReferencedByInstrument(sample, i))
return true;
}
} else
{
for(const auto &pattern : m_SndFile.Patterns)
{
if(!pattern.IsValid())
continue;
auto m = pattern.cbegin();
for(ROWINDEX row = 0; row < pattern.GetNumRows(); row++)
{
for(CHANNELINDEX chn = 0; chn < pattern.GetNumChannels(); chn++, m++)
{
if(searchInMutedChannels || !m_SndFile.ChnSettings[chn].dwFlags[CHN_MUTE])
{
if(m->instr == sample && !m->IsPcNote())
return true;
}
}
}
}
}
return false;
}
bool CModDoc::IsInstrumentUsed(INSTRUMENTINDEX instr, bool searchInMutedChannels) const
{
if(instr < 1 || instr > GetNumInstruments())
return false;
for(const auto &pattern : m_SndFile.Patterns)
{
if(!pattern.IsValid())
continue;
auto m = pattern.cbegin();
for(ROWINDEX row = 0; row < pattern.GetNumRows(); row++)
{
for(CHANNELINDEX chn = 0; chn < pattern.GetNumChannels(); chn++, m++)
{
if(searchInMutedChannels || !m_SndFile.ChnSettings[chn].dwFlags[CHN_MUTE])
{
if(m->instr == instr && !m->IsPcNote())
return true;
}
}
}
}
return false;
}
// Convert module's default global volume to a pattern command.
bool CModDoc::GlobalVolumeToPattern()
{
bool result = false;
if(m_SndFile.GetModSpecifications().HasCommand(CMD_GLOBALVOLUME))
{
for(PATTERNINDEX pat : m_SndFile.Order())
{
if(m_SndFile.Patterns[pat].WriteEffect(EffectWriter(CMD_GLOBALVOLUME, mpt::saturate_cast<ModCommand::PARAM>(m_SndFile.m_nDefaultGlobalVolume * 64 / MAX_GLOBAL_VOLUME)).RetryNextRow()))
{
result = true;
break;
}
}
}
m_SndFile.m_nDefaultGlobalVolume = MAX_GLOBAL_VOLUME;
return result;
}
SAMPLEINDEX CModDoc::GetSampleIndex(const ModCommand &m, ModCommand::INSTR lastInstr) const
{
if(m.IsPcNote())
return 0;
return m_SndFile.GetSampleIndex(m.note, m.instr > 0 ? m.instr : lastInstr);
}
int CModDoc::GetInstrumentGroupSize(INSTRUMENTINDEX instr) const
{
const ModInstrument *ins;
if(instr > 0 && instr <= GetNumInstruments()
&& (ins = m_SndFile.Instruments[instr]) != nullptr && ins->pTuning != nullptr
&& ins->pTuning->GetGroupSize() != 0)
{
return ins->pTuning->GetGroupSize();
}
return 12;
}
int CModDoc::GetBaseNote(INSTRUMENTINDEX instr) const
{
// This may look a bit strange (using -12 and -4 instead of just -5 in the second part) but this is to keep custom tunings centered around middle-C on the keyboard.
return NOTE_MIDDLEC - 12 + (CMainFrame::GetMainFrame()->GetBaseOctave() - 4) * GetInstrumentGroupSize(instr);
}
ModCommand::NOTE CModDoc::GetNoteWithBaseOctave(int noteOffset, INSTRUMENTINDEX instr) const
{
return static_cast<ModCommand::NOTE>(Clamp(GetBaseNote(instr) + noteOffset, NOTE_MIN, NOTE_MAX));
}
OPENMPT_NAMESPACE_END
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