void ReadMetadata (GString line, OsuLoadInfo* Info)
{
auto Command = line.substr(0, line.find_first_of(":")); // Lines are Information:Content
auto Content = line.substr(line.find_first_of(":") + 1, line.length() - line.find_first_of(":"));
#ifdef VERBOSE_DEBUG
printf("Command found: %s | Contents: %s\n", Command.c_str(), Content.c_str());
#endif
Utility::Trim(Content);
if (Command == "Title")
{
Info->OsuSong->SongName = Content;
}else if (Command == "Artist")
{
Info->OsuSong->SongAuthor = Content;
}else if (Command == "Version")
{
Info->Diff->Name = Content;
}else if (Command == "TitleUnicode")
{
if (Content.length() > 1)
Info->OsuSong->SongName = Content;
}else if (Command == "ArtistUnicode")
{
if (Content.length() > 1)
Info->OsuSong->SongAuthor = Content;
}
else if (Command == "Creator")
{
Info->Diff->Author = Content;
}
}
bool ReadGeneral (GString line, OsuLoadInfo* Info)
{
GString Command = line.substr(0, line.find_first_of(" ")); // Lines are Information:<space>Content
GString Content = line.substr(line.find_first_of(":") + 1);
Content = Content.substr(Content.find_first_not_of(" "));
if (Command == "AudioFilename:")
{
if (Content == "virtual")
{
Info->Diff->IsVirtual = true;
return true;
}
else
{
#ifdef VERBOSE_DEBUG
printf("Audio filename found: %s\n", Content.c_str());
#endif
Utility::Trim(Content);
Info->OsuSong->SongFilename = Content;
Info->OsuSong->SongPreviewSource = Content;
}
}else if (Command == "Mode:")
{
Info->ReadAModeTag = true;
if (Content != "3") // It's not a osu!mania chart, so we can't use it.
return false;
}else if (Command == "SampleSet:")
{
Utility::ToLower(Content); Utility::Trim(Content);
Info->DefaultSampleset = Content;
}
else if (Command == "PreviewTime:")
{
if (Content != "-1")
{
if (Info->OsuSong->PreviewTime == 0)
Info->OsuSong->PreviewTime = latof(Content) / 1000;
}
} else if (Command == "SpecialStyle:")
{
if (Content == "1")
Info->Diff->Data->Turntable = true;
}
return true;
}
GString SP2::GGeneralEventHandler::ReplaceNextPattern(GString in_sSentence, GString in_ReplacingString, GString in_sPattern) const
{
UINT32 l_iCurrentPosition = 0;
UINT32 l_iStartPosition = 0;
bool l_bSuccess = false;
for(UINT32 i=0; i<in_sSentence.size(); i++)
{
if(in_sSentence.at(i) == in_sPattern.at(l_iCurrentPosition))
{
if(l_iCurrentPosition == 0)
l_iStartPosition = i;
l_iCurrentPosition++;
if(l_iCurrentPosition == in_sPattern.size())
{
l_bSuccess = true;
break;
}
}
else
{
if(l_iCurrentPosition > 0)
{
l_iCurrentPosition = 0;
i = l_iStartPosition + 1;
}
}
}
if(l_bSuccess)
{
GString l_Results;
l_Results += in_sSentence.substr(0,l_iStartPosition);
l_Results += in_ReplacingString;
l_Results += in_sSentence.substr(l_iStartPosition+in_sPattern.size(),in_sSentence.size());
return l_Results;
}
return L"";
}
void ReadDifficulty (GString line, OsuLoadInfo* Info)
{
GString Command = line.substr(0, line.find_first_of(":")); // Lines are Information:Content
GString Content = line.substr(line.find_first_of(":") + 1, line.length() - line.find_first_of(":"));
Utility::Trim(Content);
// We ignore everything but the key count!
if (Command == "CircleSize")
{
Info->Diff->Channels = atoi(Content.c_str());
}else if (Command == "SliderMultiplier")
{
Info->SliderVelocity = latof(Content.c_str()) * 100;
}
else if (Command == "HPDrainRate")
{
Info->TimingInfo->HP = latof(Content.c_str());
}
else if (Command == "OverallDifficulty")
{
Info->TimingInfo->OD = latof(Content.c_str());
}
}
bool LoadTracksSM(Song *Out, Difficulty *Diff, GString line)
{
GString CommandContents = line.substr(line.find_first_of(":") + 1);
/* Remove newlines and comments */
CommandContents = RemoveComments(CommandContents);
/* Split contents */
auto Mainline = Utility::TokenSplit(CommandContents, ":");
if (Mainline.size() < 6) // No, like HELL I'm loading this.
{
// The first time I found this it was because a ; was used as a separator instead of a :
// Which means a rewrite is what probably should be done to fix that particular case.
wprintf(L"Corrupt simfile (%d entries instead of 6)", Mainline.size());
return false;
}
/* What we'll work with */
GString NoteString = Mainline[5];
int Keys = GetTracksByMode(Mainline[0]);
if (!Keys)
return false;
Diff->Level = atoi(Mainline[3].c_str());
Diff->Channels = Keys;
Diff->Name = Mainline[2] + "(" + Mainline[0] + ")";
/* Now we should have our notes within NoteGString.
We'll split them by measure using , as a separator.*/
auto MeasureText = Utility::TokenSplit(NoteString);
LoadNotesSM(Out, Diff, MeasureText);
/*
Through here we can make a few assumptions.
->The measures are in order from start to finish
->Each measure has all potential playable tracks, even if that track is empty during that measure.
->Measures are internally ordered
*/
return true;
}
GCallStack::GCallStack(HANDLE hThread, CONTEXT& c)
{
if (!_bLockInit) // only init the single instance of the CRITICAL_SECTION 1 time for the many instances of GCallStack
{
InitializeCriticalSection(&_DbgHelpLock);
_bLockInit = true;
}
DWORD imageType = IMAGE_FILE_MACHINE_I386;
HANDLE hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, GetCurrentProcessId());
int frameNum = 0; // counts walked frames
int MAX_STACK_FRAMES = 7777; // in C# the maximum stack frames imposed by the language is 1000. Arbitrary limit to guarantee no condition of infinate walking in corrupted memory.
DWORD offsetFromLine; // tells us line number in the source file
#if defined(_LINUX64) || defined(_WIN64) || defined(_IOS)
unsigned __int64 offsetFromSymbol; // tells us how far from the symbol we were
#else
DWORD offsetFromSymbol; // tells us how far from the symbol we were
#endif
DWORD symOptions; // symbol handler settings
IMAGEHLP_SYMBOL *pSym = (IMAGEHLP_SYMBOL *) malloc( IMGSYMLEN + MAXNAMELEN );
GString strStackName(MAXNAMELEN + 512); // undecorated method/function name + Source file and line number
IMAGEHLP_MODULE Module;
IMAGEHLP_LINE Line;
STACKFRAME64 s; // in/out stackframe
memset( &s, '\0', sizeof s );
// note: converted code from [std::string symSearchPath] to [GString symSearchPath] so it will compile with the _UNICODE build flag - 8/18/2014
GString symSearchPath;
#ifdef _UNICODE
wchar_t *tt = 0, *p;
tt = new wchar_t[TTBUFLEN];
#else
char *tt = 0, *p;
tt = new char[TTBUFLEN];
#endif
// build symbol search path from:
symSearchPath = "";
// current directory
if (GetCurrentDirectory(TTBUFLEN, tt))
symSearchPath << tt << "; ";
// dir with executable
if ( GetModuleFileName( 0, tt, TTBUFLEN ) )
{
#ifdef _UNICODE
for (p = tt + wcslen(tt) - 1; p >= tt; --p)
#else
for (p = tt + strlen(tt) - 1; p >= tt; --p) // VC6 does not have a _tcsclen() and we still support VC6
#endif
{
// locate the rightmost path separator
if ( *p == '\\' || *p == '/' || *p == ':' )
break;
}
// if we found one, p is pointing at it; if not, tt only contains an exe name (no path), and p points before its first byte
if ( p != tt ) // path sep found?
{
if ( *p == ':' ) // we leave colons in place
++ p;
*p = '\0'; // eliminate the exe name and last path sep
symSearchPath << tt << "; ";
}
}
// environment variable _NT_SYMBOL_PATH
GString g("_NT_SYMBOL_PATH");
if (GetEnvironmentVariable(g, tt, TTBUFLEN))
symSearchPath << tt << "; ";
// environment variable _NT_ALTERNATE_SYMBOL_PATH
g = "_NT_ALTERNATE_SYMBOL_PATH";
if (GetEnvironmentVariable(g, tt, TTBUFLEN))
symSearchPath << tt << "; ";
// environment variable SYSTEMROOT
g = "SYSTEMROOT";
if (GetEnvironmentVariable(g, tt, TTBUFLEN))
symSearchPath << tt << "; ";
if ( symSearchPath.size() > 0 ) // if we added anything, we have a trailing semicolon
symSearchPath = symSearchPath.substr( 0, symSearchPath.size() - 1 );
// 8/20/2014 note: In older Windows API's SymInitialize()'s 2nd argument was not defined as "const char *", it was only "char *"
// Although "const" was not defined, the API call is "const" in behavior. In newer versions of the Windows API this has been fixed.
// In newer versions - SymInitialize's 2nd argument may resolve to either "const char *" OR "const wchar_t *", and in those builds the
// GString has a default conversion to the correct string type, however in the older build configurations, GString does not (and should not)
// know how to resolve to a "char *" by default, so in that case the preprocessor directive isolates the code needed to convert to "char *"
#if defined(_MSC_VER) && _MSC_VER <= 1200
if (!SymInitialize(hProcess, symSearchPath.Buf(), false)) // symSearchPath == (char *)
#else
if (!SymInitialize(hProcess, symSearchPath, true)) // symSearchPath == (const char *) --OR-- (const wchar_t *) depending on the _UNICODE preprocessor definition
#endif
{
goto tagCleanUp;
}
symOptions = SymGetOptions();
symOptions |= SYMOPT_LOAD_LINES;
symOptions &= ~SYMOPT_UNDNAME;
SymSetOptions( symOptions );
enumAndLoadModuleSymbols( hProcess, GetCurrentProcessId() );
// init STACKFRAME for first call, definitions found in ImageHlp.h
#ifdef _M_IX86
imageType = IMAGE_FILE_MACHINE_I386;
s.AddrPC.Offset = c.Eip;
s.AddrPC.Mode = AddrModeFlat;
s.AddrFrame.Offset = c.Ebp;
s.AddrFrame.Mode = AddrModeFlat;
s.AddrStack.Offset = c.Esp;
s.AddrStack.Mode = AddrModeFlat;
#elif _M_X64
imageType = IMAGE_FILE_MACHINE_AMD64;
s.AddrPC.Offset = c.Rip;
s.AddrPC.Mode = AddrModeFlat;
s.AddrFrame.Offset = c.Rsp;
s.AddrFrame.Mode = AddrModeFlat;
s.AddrStack.Offset = c.Rsp;
s.AddrStack.Mode = AddrModeFlat;
#elif _M_IA64
imageType = IMAGE_FILE_MACHINE_IA64;
s.AddrPC.Offset = c.StIIP;
s.AddrPC.Mode = AddrModeFlat;
s.AddrFrame.Offset = c.IntSp;
s.AddrFrame.Mode = AddrModeFlat;
s.AddrBStore.Offset = c.RsBSP;
s.AddrBStore.Mode = AddrModeFlat;
s.AddrStack.Offset = c.IntSp;
s.AddrStack.Mode = AddrModeFlat;
#endif
memset( pSym, '\0', IMGSYMLEN + MAXNAMELEN );
pSym->SizeOfStruct = IMGSYMLEN;
pSym->MaxNameLength = MAXNAMELEN;
memset( &Line, '\0', sizeof Line );
Line.SizeOfStruct = sizeof Line;
memset( &Module, '\0', sizeof Module );
Module.SizeOfStruct = sizeof Module;
offsetFromSymbol = 0;
// DbgHelp is single threaded, so acquire a lock.
EnterCriticalSection(&_DbgHelpLock);
while ( frameNum < MAX_STACK_FRAMES )
{
// get next stack frame (StackWalk(), SymFunctionTableAccess(), SymGetModuleBase())
// if this returns ERROR_INVALID_ADDRESS (487) or ERROR_NOACCESS (998), you can
// assume that either you are done, or that the stack is so hosed that the next deeper frame could not be found.
#ifdef _WIN64
if (!StackWalk64(imageType, hProcess, hThread, &s, &c, NULL, SymFunctionTableAccess64, SymGetModuleBase64, NULL))
#else
if (!StackWalk(imageType, hProcess, hThread, &s, &c, NULL, SymFunctionTableAccess, SymGetModuleBase, NULL))
#endif
break; // Maybe it failed, maybe we have finished walking the stack
if ( s.AddrPC.Offset != 0 )
{
// Most likely a valid stack rame
// show procedure info
if ( ! SymGetSymFromAddr64( hProcess, s.AddrPC.Offset, &offsetFromSymbol, pSym ) )
{
break;
}
else
{
// UnDecorateSymbolName() to get the Class::Method or function() name in tyhe callstack
strStackName.Empty();
UnDecorateSymbolName(pSym->Name, strStackName._str, MAXNAMELEN, UNDNAME_COMPLETE);
strStackName.SetLength(strlen(strStackName._str));
// SymGetLineFromAddr() to get the source.cpp and the line number
IMAGEHLP_LINE64 Line;
if (SymGetLineFromAddr64(hProcess, s.AddrPC.Offset, &offsetFromLine, &Line) != FALSE)
{
GString g(Line.FileName); // Line.FileName conains the "c:\Full\Path\TO\Source.cpp"
// Builds string "Foo::Bar[Source.cpp]@777"
strStackName << "[" << g.StartingAt(g.ReverseFind("\\") + 1) << "]@" << Line.LineNumber;
}
// add the GString to the GStringList, do not add frame 0 because it will always be GException::GSeception where we divided by 0
if (frameNum > 0)
_stk += strStackName;
}
}
else
{
// base reached
SetLastError(0);
break;
}
++frameNum;
}
LeaveCriticalSection(&_DbgHelpLock);
// de-init symbol handler etc. (SymCleanup())
SymCleanup( hProcess );
free( pSym );
tagCleanUp:;
delete [] tt;
CloseHandle(hProcess);
}
shared_ptr<osb::SpriteList> ReadOSBEvents(std::istream& event_str)
{
auto list = make_shared<osb::SpriteList>();
int previous_lead = 100;
shared_ptr<osb::BGASprite> sprite = nullptr;
shared_ptr<osb::Loop> loop = nullptr;
bool readingLoop = false;
GString line;
while (std::getline(event_str, line))
{
int lead_spaces;
line = line.substr(line.find("//")); // strip comments
lead_spaces = line.find_first_not_of("\t _");
line = line.substr(lead_spaces, line.length() - lead_spaces + 1);
vector<GString> split_result;
boost::split(split_result, line, boost::is_any_of(","));
for (auto &&s : split_result) boost::algorithm::to_lower(s);
if (!line.length() || !split_result.size()) continue;
if (lead_spaces < previous_lead && !readingLoop)
{
if (split_result[0] == "sprite")
{
Vec2 new_position(latof(split_result[3]), latof(split_result[4]));
sprite = make_shared<osb::BGASprite>(split_result[1], OriginFromString(split_result[2]), new_position);
list->push_back(sprite);
}
} else {
if (!sprite)
throw std::runtime_error("OSB command unpaired with sprite.");
// If it's a loop, check if we're out of it.
// If we're out of it, read a regular event, otherwise, read an event to the loop
if (readingLoop)
{
if (lead_spaces < previous_lead) {
readingLoop = false;
// We're done reading the loop - unroll it.
auto loop_events = loop->Unroll();
for (auto i = 0; i < osb::EVT_COUNT; i++)
for (auto evt : (*loop_events)[i])
sprite->AddEvent(evt);
}
else
loop->AddEvent(ParseEvent(split_result));
}
// It's not a command on the loop, or we weren't reading a loop in the first place.
// Read a regular command.
// Not "else" because we do want to execute this if we're no longer reading the loop.
if (!readingLoop) {
auto ev = ParseEvent(split_result);
// A loop began - set that we are reading a loop and set this loop as where to add the following commands.
if (ev->GetEventType() == osb::EVT_LOOP)
{
loop = static_pointer_cast<osb::Loop>(ev);
readingLoop = true;
}else // add this event, if not a loop to this sprite. It'll be unrolled once outside.
sprite->AddEvent(ev);
}
}
previous_lead = lead_spaces;
}
return list;
}
GString RemoveExtension(GString Fn)
{
return Fn.substr(0, Fn.find_last_of("."));
}
GString RelativeToPath(GString Filename)
{
return Filename.substr(Filename.find_last_of("/"));
}
GString GetExtension(GString Filename)
{
return Filename.substr(Filename.find_last_of(".")+1);
}
void LoadNotes(Song* Out, Difficulty * Diff, GString line)
{
// get the object GString (all between a colon and a semicolon.
GString objectString = line.substr(line.find_first_of(":") + 1);
std::vector< GString > splitvec;
bool invert = false;
Diff->Name = Out->SongName; // todo: change this.
Diff->TotalNotes = Diff->TotalHolds = Diff->TotalObjects = 0;
// Remove whitespace.
Utility::ReplaceAll(objectString, "[\n\r]", "");
splitvec = Utility::TokenSplit(objectString); // Separate measures!
for(GString objectlist: splitvec) // for each measure
{
std::vector< GString > splitobjects;
Measure Msr;
invert = false;
if ( objectlist.length() == 0 )
{
Diff->Measures.push_back(Msr);
continue;
}
/* Mirror command. */
if ( objectlist[0] == 'M')
{
invert = true;
Utility::ReplaceAll(objectlist, "M", "");
}
splitobjects = Utility::TokenSplit(objectlist, "{}", true);
size_t SoSize = 0;
size_t CurObj = 0;
for(GString object_description: splitobjects) // Count total valid objects
{
if (object_description.length() != 0)
SoSize += 1;
}
for(GString object_description: splitobjects) // For all objects in measure
{
std::vector< GString > object_parameters;
if (object_description.length() == 0) // we must have at least a plain "0"
continue;
object_parameters = Utility::TokenSplit(object_description, " :");
if (object_parameters.size() > 0) // We got a position
{
int32 xpos = 0;
float hold_duration = 0;
int32 sound = 0;
if (object_parameters[0].length() > 0) // does it have length?
xpos = latof (object_parameters[0].c_str()); // assign it
if (object_parameters.size() > 1) // We got a hold note parameter
{
if (object_parameters[1].length() > 0) // length?
hold_duration = latof (object_parameters[1].c_str()); // load it in
if (object_parameters.size() > 2) // We got a sound parameter
{
if (object_parameters[2].length() > 0) // got a valid sound?
sound = latof (object_parameters[2].c_str()); // cast it in
}
}
if (invert)
{
if (xpos != 0)
xpos = PlayfieldWidth - xpos;
}
GameObject Temp;
if (xpos != 0)
{
Temp.SetPositionX(xpos);
Diff->TotalObjects++;
if (hold_duration)
Diff->TotalHolds++;
else
Diff->TotalNotes++;
}
else
{
/* Position 0 is a special X constant that will make the note invisible
as well as making it not emit any kind of judgment in-game. It's filler. */
Temp.SetPositionX(0);
}
Temp.Assign(hold_duration, Diff->Measures.size(), (double)CurObj / SoSize);
Msr.push_back(Temp);
} // got a position
CurObj++;
} // foreach object in measure
Diff->Measures.push_back(Msr);
} // foreach measure
Out->Difficulties.push_back(Diff);
}
Song* NoteLoader::LoadObjectsFromFile(GString filename, GString prefix)
{
std::ifstream filein;
filein.open(filename.c_str(), std::ios::in);
Song *Out = new Song();
Difficulty *Diff = new Difficulty();
if (!filein.is_open())
{
throw std::exception(Utility::Format("Unable to open %s for reading!", filename.c_str()).c_str());
}
Out->SongDirectory = prefix;
// get lines separating with ; token
GString line;
while (filein)
{
std::getline(filein, line, ';');
GString command = line.substr(0, line.find_first_of(":"));
#define OnCommand(x) if(command.find(#x)!=GString::npos)
GString CommandContents = line.substr(line.find_first_of(":") + 1);
// First, metadata.
OnCommand(#NAME)
{
Out->SongName = CommandContents;
}
OnCommand(#AUTHOR)
{
Out->SongAuthor = CommandContents;
}
OnCommand(#MLEN)
{
std::stringstream str (CommandContents);
str >> Out->MeasureLength;
}
// Then, Timing data.
OnCommand(#BPM)
{
LoadTimingList(Diff->Timing, line);
}
OnCommand(#OFFSET)
{
std::stringstream str (CommandContents);
str >> Diff->Offset;
Diff->Offset += Configuration::GetConfigf("OffsetDC");
}
// Then, file info.
OnCommand(#SONG)
{
Out->SongFilename = CommandContents;
}
OnCommand(#BACKGROUNDIMAGE)
{
Out->BackgroundFilename = CommandContents;
}
OnCommand(#LEADIN)
{
std::stringstream str (CommandContents);
str >> Out->LeadInTime;
}
OnCommand(#SOUNDS)
{
vector<GString> SoundList;
GString CmdLine = CommandContents;
// Diff->SoundList = Utility::TokenSplit(CmdLine, ",");
}
// Then, the charts.
OnCommand(#NOTES) // current command is notes?
{
LoadNotes(Out, Diff, line);
Diff = new Difficulty();
}// command == #notes
#undef OnCommand
}
delete Diff; // There will always be an extra copy.
// at this point the objects are sorted! by measure and within the measure, by fraction.
Out->Process();
return Out;
}
