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leocad/common/lc_library.cpp

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#include "lc_global.h"
#include "lc_library.h"
#include "lc_zipfile.h"
#include "lc_file.h"
#include "pieceinf.h"
#include "lc_colors.h"
#include "lc_texture.h"
#include "lc_category.h"
#include "lc_application.h"
#include "lc_context.h"
#include "lc_glextensions.h"
#include "lc_synth.h"
#include "project.h"
#include <ctype.h>
#include <locale.h>
#include <zlib.h>
#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
#include <QtConcurrent>
#endif
#if MAX_MEM_LEVEL >= 8
# define DEF_MEM_LEVEL 8
#else
# define DEF_MEM_LEVEL MAX_MEM_LEVEL
#endif
#define LC_LIBRARY_CACHE_VERSION 0x0105
#define LC_LIBRARY_CACHE_ARCHIVE 0x0001
#define LC_LIBRARY_CACHE_DIRECTORY 0x0002
lcPiecesLibrary::lcPiecesLibrary()
: mLoadMutex(QMutex::Recursive)
{
#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
QStringList cachePathList = QStandardPaths::standardLocations(QStandardPaths::CacheLocation);
mCachePath = cachePathList.first();
#else
mCachePath = QDesktopServices::storageLocation(QDesktopServices::CacheLocation);
#endif
QDir Dir;
Dir.mkpath(mCachePath);
mNumOfficialPieces = 0;
mZipFiles[LC_ZIPFILE_OFFICIAL] = nullptr;
mZipFiles[LC_ZIPFILE_UNOFFICIAL] = nullptr;
mBuffersDirty = false;
mHasUnofficial = false;
}
lcPiecesLibrary::~lcPiecesLibrary()
{
mLoadMutex.lock();
mLoadQueue.clear();
mLoadMutex.unlock();
WaitForLoadQueue();
Unload();
}
void lcPiecesLibrary::Unload()
{
for (const auto PieceIt : mPieces)
delete PieceIt.second;
mPieces.clear();
for (const auto PrimitiveIt : mPrimitives)
delete PrimitiveIt.second;
mPrimitives.clear();
for (int TextureIdx = 0; TextureIdx < mTextures.GetSize(); TextureIdx++)
delete mTextures[TextureIdx];
mTextures.RemoveAll();
mNumOfficialPieces = 0;
delete mZipFiles[LC_ZIPFILE_OFFICIAL];
mZipFiles[LC_ZIPFILE_OFFICIAL] = nullptr;
delete mZipFiles[LC_ZIPFILE_UNOFFICIAL];
mZipFiles[LC_ZIPFILE_UNOFFICIAL] = nullptr;
}
void lcPiecesLibrary::RemoveTemporaryPieces()
{
QMutexLocker LoadLock(&mLoadMutex);
for (auto PieceIt = mPieces.begin(); PieceIt != mPieces.end();)
{
PieceInfo* Info = PieceIt->second;
if (Info->IsTemporary() && Info->GetRefCount() == 0)
{
PieceIt = mPieces.erase(PieceIt);
delete Info;
}
else
PieceIt++;
}
}
void lcPiecesLibrary::RemovePiece(PieceInfo* Info)
{
for (auto PieceIt = mPieces.begin(); PieceIt != mPieces.end(); PieceIt++)
{
if (PieceIt->second == Info)
{
mPieces.erase(PieceIt);
break;
}
}
delete Info;
}
void lcPiecesLibrary::RenamePiece(PieceInfo* Info, const char* NewName)
{
for (auto PieceIt = mPieces.begin(); PieceIt != mPieces.end(); PieceIt++)
{
if (PieceIt->second == Info)
{
mPieces.erase(PieceIt);
break;
}
}
strncpy(Info->mFileName, NewName, sizeof(Info->mFileName));
Info->mFileName[sizeof(Info->mFileName) - 1] = 0;
strncpy(Info->m_strDescription, NewName, sizeof(Info->m_strDescription));
Info->m_strDescription[sizeof(Info->m_strDescription) - 1] = 0;
char PieceName[LC_PIECE_NAME_LEN];
strcpy(PieceName, Info->mFileName);
strupr(PieceName);
mPieces[PieceName] = Info;
}
PieceInfo* lcPiecesLibrary::FindPiece(const char* PieceName, Project* CurrentProject, bool CreatePlaceholder, bool SearchProjectFolder)
{
QString ProjectPath;
if (SearchProjectFolder)
{
QString FileName = CurrentProject->GetFileName();
if (!FileName.isEmpty())
ProjectPath = QFileInfo(FileName).absolutePath();
}
char CleanName[LC_PIECE_NAME_LEN];
const char* Src = PieceName;
char* Dst = CleanName;
while (*Src && Dst - CleanName != sizeof(CleanName))
{
if (*Src == '\\')
*Dst = '/';
else if (*Src >= 'a' && *Src <= 'z')
*Dst = *Src + 'A' - 'a';
else
*Dst = *Src;
Src++;
Dst++;
}
*Dst = 0;
const auto PieceIt = mPieces.find(CleanName);
if (PieceIt != mPieces.end())
{
PieceInfo* Info = PieceIt->second;
if ((!CurrentProject || !Info->IsModel() || CurrentProject->GetModels().FindIndex(Info->GetModel()) != -1) && (!ProjectPath.isEmpty() || !Info->IsProject()))
return Info;
}
if (!ProjectPath.isEmpty())
{
QFileInfo ProjectFile = QFileInfo(ProjectPath + QDir::separator() + PieceName);
if (ProjectFile.isFile())
{
Project* NewProject = new Project();
if (NewProject->Load(ProjectFile.absoluteFilePath()))
{
PieceInfo* Info = new PieceInfo();
Info->CreateProject(NewProject, PieceName);
mPieces[CleanName] = Info;
return Info;
}
else
delete NewProject;
}
}
if (CreatePlaceholder)
{
PieceInfo* Info = new PieceInfo();
Info->CreatePlaceholder(PieceName);
mPieces[CleanName] = Info;
return Info;
}
return nullptr;
}
lcTexture* lcPiecesLibrary::FindTexture(const char* TextureName, Project* CurrentProject, bool SearchProjectFolder)
{
for (int TextureIdx = 0; TextureIdx < mTextures.GetSize(); TextureIdx++)
if (!strcmp(TextureName, mTextures[TextureIdx]->mName))
return mTextures[TextureIdx];
QString ProjectPath;
if (SearchProjectFolder)
{
QString FileName = CurrentProject->GetFileName();
if (!FileName.isEmpty())
ProjectPath = QFileInfo(FileName).absolutePath();
}
if (!ProjectPath.isEmpty())
{
QFileInfo TextureFile = QFileInfo(ProjectPath + QDir::separator() + TextureName + ".png");
if (TextureFile.isFile())
{
lcTexture* Texture = lcLoadTexture(TextureFile.absoluteFilePath(), LC_TEXTURE_WRAPU | LC_TEXTURE_WRAPV);
if (Texture)
{
mTextures.Add(Texture);
return Texture;
}
}
}
return nullptr;
}
bool lcPiecesLibrary::Load(const QString& LibraryPath)
{
Unload();
if (OpenArchive(LibraryPath, LC_ZIPFILE_OFFICIAL))
{
lcMemFile ColorFile;
if (!mZipFiles[LC_ZIPFILE_OFFICIAL]->ExtractFile("ldraw/ldconfig.ldr", ColorFile) || !lcLoadColorFile(ColorFile))
lcLoadDefaultColors();
mLibraryDir = QFileInfo(LibraryPath).absoluteDir();
QString UnofficialFileName = mLibraryDir.absoluteFilePath(QLatin1String("ldrawunf.zip"));
if (!OpenArchive(UnofficialFileName, LC_ZIPFILE_UNOFFICIAL))
UnofficialFileName.clear();
ReadArchiveDescriptions(LibraryPath, UnofficialFileName);
}
else
{
mLibraryDir = LibraryPath;
if (OpenDirectory(mLibraryDir))
{
lcDiskFile ColorFile(mLibraryDir.absoluteFilePath(QLatin1String("ldconfig.ldr")));
if (!ColorFile.Open(QIODevice::ReadOnly) || !lcLoadColorFile(ColorFile))
lcLoadDefaultColors();
}
else
return false;
}
lcLoadDefaultCategories();
lcSynthInit();
return true;
}
bool lcPiecesLibrary::OpenArchive(const QString& FileName, lcZipFileType ZipFileType)
{
lcDiskFile* File = new lcDiskFile(FileName);
if (!File->Open(QIODevice::ReadOnly) || !OpenArchive(File, FileName, ZipFileType))
{
delete File;
return false;
}
return true;
}
bool lcPiecesLibrary::OpenArchive(lcFile* File, const QString& FileName, lcZipFileType ZipFileType)
{
lcZipFile* ZipFile = new lcZipFile();
if (!ZipFile->OpenRead(File))
{
delete ZipFile;
return false;
}
mZipFiles[ZipFileType] = ZipFile;
if (ZipFileType == LC_ZIPFILE_OFFICIAL)
mLibraryFileName = FileName;
else
mUnofficialFileName = FileName;
for (int FileIdx = 0; FileIdx < ZipFile->mFiles.GetSize(); FileIdx++)
{
lcZipFileInfo& FileInfo = ZipFile->mFiles[FileIdx];
char NameBuffer[LC_PIECE_NAME_LEN];
char* Name = NameBuffer;
const char* Src = FileInfo.file_name;
char* Dst = Name;
while (*Src && Dst - Name < LC_PIECE_NAME_LEN)
{
if (*Src >= 'a' && *Src <= 'z')
*Dst = *Src + 'A' - 'a';
else if (*Src == '\\')
*Dst = '/';
else
*Dst = *Src;
Src++;
Dst++;
}
if (Dst - Name <= 4)
continue;
*Dst = 0;
Dst -= 4;
if (memcmp(Dst, ".DAT", 4))
{
if (!memcmp(Dst, ".PNG", 4) && !memcmp(Name, "LDRAW/PARTS/TEXTURES/", 21))
{
lcTexture* Texture = new lcTexture();
mTextures.Add(Texture);
*Dst = 0;
strncpy(Texture->mName, Name + 21, sizeof(Texture->mName));
Texture->mName[sizeof(Texture->mName) - 1] = 0;
}
continue;
}
if (ZipFileType == LC_ZIPFILE_OFFICIAL)
{
if (memcmp(Name, "LDRAW/", 6))
continue;
Name += 6;
}
if (!memcmp(Name, "PARTS/", 6))
{
Name += 6;
if (memcmp(Name, "S/", 2))
{
PieceInfo* Info = FindPiece(Name, nullptr, false, false);
if (!Info)
{
Info = new PieceInfo();
strncpy(Info->mFileName, FileInfo.file_name + (Name - NameBuffer), sizeof(Info->mFileName));
Info->mFileName[sizeof(Info->mFileName) - 1] = 0;
mPieces[Name] = Info;
}
Info->SetZipFile(ZipFileType, FileIdx);
}
else
{
lcLibraryPrimitive* Primitive = FindPrimitive(Name);
if (!Primitive)
mPrimitives[Name] = new lcLibraryPrimitive(FileInfo.file_name + (Name - NameBuffer), ZipFileType, FileIdx, false, true);
else
Primitive->SetZipFile(ZipFileType, FileIdx);
}
}
else if (!memcmp(Name, "P/", 2))
{
Name += 2;
lcLibraryPrimitive* Primitive = FindPrimitive(Name);
if (!Primitive)
mPrimitives[Name] = new lcLibraryPrimitive(FileInfo.file_name + (Name - NameBuffer), ZipFileType, FileIdx, (memcmp(Name, "STU", 3) == 0), false);
else
Primitive->SetZipFile(ZipFileType, FileIdx);
}
}
return true;
}
void lcPiecesLibrary::ReadArchiveDescriptions(const QString& OfficialFileName, const QString& UnofficialFileName)
{
QFileInfo OfficialInfo(OfficialFileName);
QFileInfo UnofficialInfo(UnofficialFileName);
mArchiveCheckSum[0] = OfficialInfo.size();
#if (QT_VERSION >= QT_VERSION_CHECK(4, 7, 0))
mArchiveCheckSum[1] = OfficialInfo.lastModified().toMSecsSinceEpoch();
#else
mArchiveCheckSum[1] = OfficialInfo.lastModified().toTime_t();
#endif
if (!UnofficialFileName.isEmpty())
{
mArchiveCheckSum[2] = UnofficialInfo.size();
#if (QT_VERSION >= QT_VERSION_CHECK(4, 7, 0))
mArchiveCheckSum[3] = UnofficialInfo.lastModified().toMSecsSinceEpoch();
#else
mArchiveCheckSum[3] = UnofficialInfo.lastModified().toTime_t();
#endif
}
else
{
mArchiveCheckSum[2] = 0;
mArchiveCheckSum[3] = 0;
}
QString IndexFileName = QFileInfo(QDir(mCachePath), QLatin1String("index")).absoluteFilePath();
if (!LoadCacheIndex(IndexFileName))
{
lcMemFile PieceFile;
for (const auto PieceIt : mPieces)
{
PieceInfo* Info = PieceIt.second;
mZipFiles[Info->mZipFileType]->ExtractFile(Info->mZipFileIndex, PieceFile, 256);
PieceFile.Seek(0, SEEK_END);
PieceFile.WriteU8(0);
char* Src = (char*)PieceFile.mBuffer + 2;
char* Dst = Info->m_strDescription;
for (;;)
{
if (*Src != '\r' && *Src != '\n' && *Src && Dst - Info->m_strDescription < (int)sizeof(Info->m_strDescription) - 1)
{
*Dst++ = *Src++;
continue;
}
*Dst = 0;
break;
}
}
SaveCacheIndex(IndexFileName);
}
}
bool lcPiecesLibrary::OpenDirectory(const QDir& LibraryDir)
{
lcDiskFile PartsList(LibraryDir.absoluteFilePath(QLatin1String("parts.lst")));
if (PartsList.Open(QIODevice::ReadOnly))
{
char Line[1024];
while (PartsList.ReadLine(Line, sizeof(Line)))
{
char OriginalLine[1024];
strcpy(OriginalLine, Line);
char* Chr = Line;
char* Ext = nullptr;
while (*Chr)
{
if (*Chr >= 'a' && *Chr <= 'z')
*Chr = *Chr + 'A' - 'a';
else if (*Chr == '.')
Ext = Chr;
else if (isspace(*Chr))
{
*Chr++ = 0;
break;
}
Chr++;
}
if (Ext && !strcmp(Ext, ".DAT"))
OriginalLine[Ext - Line + 4] = 0;
else
continue;
while (*Chr && isspace(*Chr))
Chr++;
char* Description = Chr;
while (*Chr)
{
if (*Chr == '\r' || *Chr == '\n')
{
*Chr = 0;
break;
}
Chr++;
}
if (!*Line || !*Description)
continue;
PieceInfo* Info = new PieceInfo();
strncpy(Info->mFileName, OriginalLine, sizeof(Info->mFileName));
Info->mFileName[sizeof(Info->mFileName) - 1] = 0;
strncpy(Info->m_strDescription, Description, sizeof(Info->m_strDescription));
Info->m_strDescription[sizeof(Info->m_strDescription) - 1] = 0;
mPieces[Line] = Info;
}
}
const QLatin1String BaseFolders[] = { QLatin1String("unofficial/"), QLatin1String("") };
const int NumBaseFolders = sizeof(BaseFolders) / sizeof(BaseFolders[0]);
if (mPieces.empty())
{
QDir BaseDirs[NumBaseFolders];
for (unsigned int BaseFolderIdx = 0; BaseFolderIdx < NumBaseFolders; BaseFolderIdx++)
{
BaseDirs[BaseFolderIdx] = QDir(QDir(LibraryDir.absoluteFilePath(BaseFolders[BaseFolderIdx])).absoluteFilePath(QLatin1String("parts/")), QLatin1String("*.dat"), QDir::SortFlags(QDir::Name | QDir::IgnoreCase), QDir::Files | QDir::Hidden | QDir::Readable);
QDir& Dir = BaseDirs[BaseFolderIdx];
QStringList FileList = Dir.entryList();
for (int FileIdx = 0; FileIdx < FileList.size(); FileIdx++)
{
char Name[LC_PIECE_NAME_LEN];
QByteArray FileString = FileList[FileIdx].toLatin1();
const char* Src = FileString;
char* Dst = Name;
while (*Src && Dst - Name < (int)sizeof(Name))
{
if (*Src >= 'a' && *Src <= 'z')
*Dst = *Src + 'A' - 'a';
else if (*Src == '\\')
*Dst = '/';
else
*Dst = *Src;
Src++;
Dst++;
}
*Dst = 0;
if (Dst - Name <= 4)
continue;
Dst -= 4;
if (memcmp(Dst, ".DAT", 4))
continue;
if (mHasUnofficial && mPieces.find(Name) != mPieces.end())
continue;
PieceInfo* Info = new PieceInfo();
if (BaseFolderIdx == 0)
mHasUnofficial = true;
strncpy(Info->mFileName, FileString, sizeof(Info->mFileName));
Info->mFileName[sizeof(Info->mFileName) - 1] = 0;
Info->mUnofficial = (BaseFolderIdx == 0);
mPieces[Name] = Info;
}
}
if (!mPieces.empty())
{
QAtomicInt FilesLoaded;
auto ReadDescriptions = [&BaseDirs, &FilesLoaded](const std::pair<std::string, PieceInfo*>& Entry)
{
PieceInfo* Info = Entry.second;
FilesLoaded += 1;
QDir& Dir = BaseDirs[Info->mUnofficial ? 0 : 1];
lcDiskFile PieceFile(Dir.absoluteFilePath(Info->mFileName));
char Line[1024];
if (!PieceFile.Open(QIODevice::ReadOnly) || !PieceFile.ReadLine(Line, sizeof(Line)))
{
strcpy(Info->m_strDescription, "Unknown");
return;
}
const char* Src = Line + 2;
char* Dst = Info->m_strDescription;
for (;;)
{
if (*Src != '\r' && *Src != '\n' && *Src && Dst - Info->m_strDescription < (int)sizeof(Info->m_strDescription) - 1)
{
*Dst++ = *Src++;
continue;
}
*Dst = 0;
break;
}
};
QProgressDialog* ProgressDialog = new QProgressDialog(nullptr);
ProgressDialog->setWindowFlags(ProgressDialog->windowFlags() & ~Qt::WindowCloseButtonHint);
ProgressDialog->setWindowTitle(tr("Initializing"));
ProgressDialog->setLabelText(tr("Loading Parts Library"));
ProgressDialog->setMaximum(mPieces.size());
ProgressDialog->setMinimum(0);
ProgressDialog->setValue(0);
ProgressDialog->setCancelButton(nullptr);
ProgressDialog->show();
QFuture<void> LoadFuture = QtConcurrent::map(mPieces, ReadDescriptions);
while (!LoadFuture.isFinished())
{
ProgressDialog->setValue(FilesLoaded);
QApplication::processEvents();
}
ProgressDialog->deleteLater();
}
}
if (mPieces.empty())
return false;
for (unsigned int BaseFolderIdx = 0; BaseFolderIdx < sizeof(BaseFolders) / sizeof(BaseFolders[0]); BaseFolderIdx++)
{
const char* PrimitiveDirectories[] = { "p/", "p/48/", "parts/s/" };
bool SubFileDirectories[] = { false, false, true };
QDir BaseDir(LibraryDir.absoluteFilePath(QLatin1String(BaseFolders[BaseFolderIdx])));
for (int DirectoryIdx = 0; DirectoryIdx < (int)(sizeof(PrimitiveDirectories) / sizeof(PrimitiveDirectories[0])); DirectoryIdx++)
{
QDir Dir(BaseDir.absoluteFilePath(QLatin1String(PrimitiveDirectories[DirectoryIdx])), QLatin1String("*.dat"), QDir::SortFlags(QDir::Name | QDir::IgnoreCase), QDir::Files | QDir::Hidden | QDir::Readable);
QStringList FileList = Dir.entryList();
for (int FileIdx = 0; FileIdx < FileList.size(); FileIdx++)
{
char Name[LC_PIECE_NAME_LEN];
QByteArray FileString = FileList[FileIdx].toLatin1();
const char* Src = FileString;
strcpy(Name, strchr(PrimitiveDirectories[DirectoryIdx], '/') + 1);
strupr(Name);
char* Dst = Name + strlen(Name);
while (*Src && Dst - Name < (int)sizeof(Name))
{
if (*Src >= 'a' && *Src <= 'z')
*Dst = *Src + 'A' - 'a';
else if (*Src == '\\')
*Dst = '/';
else
*Dst = *Src;
Src++;
Dst++;
}
*Dst = 0;
if (Dst - Name <= 4)
continue;
Dst -= 4;
if (memcmp(Dst, ".DAT", 4))
continue;
if (mHasUnofficial && IsPrimitive(Name))
continue;
if (BaseFolderIdx == 0)
mHasUnofficial = true;
bool SubFile = SubFileDirectories[DirectoryIdx];
mPrimitives[Name] = new lcLibraryPrimitive(QByteArray(strchr(PrimitiveDirectories[DirectoryIdx], '/') + 1) + FileString, LC_NUM_ZIPFILES, 0, !SubFile && (memcmp(Name, "STU", 3) == 0), SubFile);
}
}
}
QDir Dir(LibraryDir.absoluteFilePath(QLatin1String("parts/textures/")), QLatin1String("*.png"), QDir::SortFlags(QDir::Name | QDir::IgnoreCase), QDir::Files | QDir::Hidden | QDir::Readable);
QStringList FileList = Dir.entryList();
mTextures.AllocGrow(FileList.size());
for (int FileIdx = 0; FileIdx < FileList.size(); FileIdx++)
{
char Name[LC_MAXPATH];
QByteArray FileString = FileList[FileIdx].toLatin1();
const char* Src = FileString;
char* Dst = Name;
while (*Src && Dst - Name < (int)sizeof(Name))
{
if (*Src >= 'a' && *Src <= 'z')
*Dst = *Src + 'A' - 'a';
else if (*Src == '\\')
*Dst = '/';
else
*Dst = *Src;
Src++;
Dst++;
}
if (Dst - Name <= 4)
continue;
Dst -= 4;
if (memcmp(Dst, ".PNG", 4))
continue;
*Dst = 0;
lcTexture* Texture = new lcTexture();
mTextures.Add(Texture);
strncpy(Texture->mName, Name, sizeof(Texture->mName));
Texture->mName[sizeof(Texture->mName) - 1] = 0;
}
return true;
}
bool lcPiecesLibrary::ReadCacheFile(const QString& FileName, lcMemFile& CacheFile)
{
QFile File(FileName);
if (!File.open(QIODevice::ReadOnly))
return false;
quint32 CacheVersion, CacheFlags;
if (File.read((char*)&CacheVersion, sizeof(CacheVersion)) == -1 || CacheVersion != LC_LIBRARY_CACHE_VERSION)
return false;
if (File.read((char*)&CacheFlags, sizeof(CacheFlags)) == -1 || CacheFlags != LC_LIBRARY_CACHE_ARCHIVE)
return false;
qint64 CacheCheckSum[4];
if (File.read((char*)&CacheCheckSum, sizeof(CacheCheckSum)) == -1 || memcmp(CacheCheckSum, mArchiveCheckSum, sizeof(CacheCheckSum)))
return false;
quint32 UncompressedSize;
if (File.read((char*)&UncompressedSize, sizeof(UncompressedSize)) == -1)
return false;
QByteArray CompressedData = File.readAll();
CacheFile.SetLength(UncompressedSize);
CacheFile.Seek(0, SEEK_SET);
const int CHUNK = 16384;
int ret;
unsigned have;
z_stream strm;
unsigned char in[CHUNK];
unsigned char out[CHUNK];
int pos;
strm.zalloc = Z_NULL;
strm.zfree = Z_NULL;
strm.opaque = Z_NULL;
strm.avail_in = 0;
strm.next_in = Z_NULL;
pos = 0;
ret = inflateInit2(&strm, -MAX_WBITS);
if (ret != Z_OK)
return ret;
do
{
strm.avail_in = lcMin(CompressedData.size() - pos, CHUNK);
strm.next_in = in;
if (strm.avail_in == 0)
break;
memcpy(in, CompressedData.constData() + pos, strm.avail_in);
pos += strm.avail_in;
do
{
strm.avail_out = CHUNK;
strm.next_out = out;
ret = inflate(&strm, Z_NO_FLUSH);
switch (ret)
{
case Z_NEED_DICT:
ret = Z_DATA_ERROR;
case Z_DATA_ERROR:
case Z_MEM_ERROR:
(void)inflateEnd(&strm);
return ret;
}
have = CHUNK - strm.avail_out;
CacheFile.WriteBuffer(out, have);
} while (strm.avail_out == 0);
} while (ret != Z_STREAM_END);
(void)inflateEnd(&strm);
CacheFile.Seek(0, SEEK_SET);
return ret == Z_STREAM_END;
}
bool lcPiecesLibrary::WriteCacheFile(const QString& FileName, lcMemFile& CacheFile)
{
QFile File(FileName);
if (!File.open(QIODevice::WriteOnly))
return false;
quint32 CacheVersion = LC_LIBRARY_CACHE_VERSION;
quint32 CacheFlags = LC_LIBRARY_CACHE_ARCHIVE;
if (File.write((char*)&CacheVersion, sizeof(CacheVersion)) == -1)
return false;
if (File.write((char*)&CacheFlags, sizeof(CacheFlags)) == -1)
return false;
if (File.write((char*)&mArchiveCheckSum, sizeof(mArchiveCheckSum)) == -1)
return false;
quint32 UncompressedSize = (quint32)CacheFile.GetLength();
if (File.write((char*)&UncompressedSize, sizeof(UncompressedSize)) == -1)
return false;
const size_t BufferSize = 16384;
char WriteBuffer[BufferSize];
z_stream Stream;
lcuint32 Crc32 = 0;
CacheFile.Seek(0, SEEK_SET);
Stream.zalloc = (alloc_func)0;
Stream.zfree = (free_func)0;
Stream.opaque = (voidpf)0;
if (deflateInit2(&Stream, Z_DEFAULT_COMPRESSION, Z_DEFLATED, -MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY) != Z_OK)
return false;
Bytef* BufferIn = CacheFile.mBuffer;
int FlushMode;
do
{
uInt Read = (uInt)lcMin(CacheFile.GetLength() - (BufferIn - CacheFile.mBuffer), BufferSize);
Stream.avail_in = Read;
Stream.next_in = BufferIn;
Crc32 = crc32(Crc32, BufferIn, Read);
BufferIn += Read;
FlushMode = (BufferIn >= CacheFile.mBuffer + CacheFile.GetLength()) ? Z_FINISH : Z_NO_FLUSH;
do
{
Stream.avail_out = BufferSize;
Stream.next_out = (Bytef*)WriteBuffer;
deflate(&Stream, FlushMode);
File.write(WriteBuffer, BufferSize - Stream.avail_out);
} while (Stream.avail_out == 0);
} while (FlushMode != Z_FINISH);
deflateEnd(&Stream);
return true;
}
bool lcPiecesLibrary::LoadCacheIndex(const QString& FileName)
{
lcMemFile IndexFile;
if (!ReadCacheFile(FileName, IndexFile))
return false;
quint32 NumFiles;
if (IndexFile.ReadBuffer((char*)&NumFiles, sizeof(NumFiles)) == 0 || NumFiles != mPieces.size())
return false;
for (const auto PieceIt : mPieces)
{
PieceInfo* Info = PieceIt.second;
quint8 Length;
if (IndexFile.ReadBuffer((char*)&Length, sizeof(Length)) == 0 || Length >= sizeof(Info->m_strDescription))
return false;
if (IndexFile.ReadBuffer((char*)Info->m_strDescription, Length) == 0 || IndexFile.ReadBuffer((char*)&Info->mFlags, sizeof(Info->mFlags)) == 0)
return false;
Info->m_strDescription[Length] = 0;
}
return true;
}
bool lcPiecesLibrary::SaveCacheIndex(const QString& FileName)
{
lcMemFile IndexFile;
quint32 NumFiles = mPieces.size();
if (IndexFile.WriteBuffer((char*)&NumFiles, sizeof(NumFiles)) == 0)
return false;
for (const auto PieceIt : mPieces)
{
PieceInfo* Info = PieceIt.second;
quint8 Length = (quint8)strlen(Info->m_strDescription);
if (IndexFile.WriteBuffer((char*)&Length, sizeof(Length)) == 0)
return false;
if (IndexFile.WriteBuffer((char*)Info->m_strDescription, Length) == 0 || IndexFile.WriteBuffer((char*)&Info->mFlags, sizeof(Info->mFlags)) == 0)
return false;
}
return WriteCacheFile(FileName, IndexFile);
}
bool lcPiecesLibrary::LoadCachePiece(PieceInfo* Info)
{
QString FileName = QFileInfo(QDir(mCachePath), QString::fromLatin1(Info->mFileName)).absoluteFilePath();
lcMemFile MeshData;
if (!ReadCacheFile(FileName, MeshData))
return false;
quint32 Flags;
if (MeshData.ReadBuffer((char*)&Flags, sizeof(Flags)) == 0)
return false;
Info->mFlags = Flags;
lcMesh* Mesh = new lcMesh;
if (Mesh->FileLoad(MeshData))
{
Info->SetMesh(Mesh);
return true;
}
else
{
delete Mesh;
return false;
}
}
bool lcPiecesLibrary::SaveCachePiece(PieceInfo* Info)
{
lcMemFile MeshData;
quint32 Flags = Info->mFlags;
if (MeshData.WriteBuffer((char*)&Flags, sizeof(Flags)) == 0)
return false;
if (!Info->GetMesh()->FileSave(MeshData))
return false;
QString FileName = QFileInfo(QDir(mCachePath), QString::fromLatin1(Info->mFileName)).absoluteFilePath();
return WriteCacheFile(FileName, MeshData);
}
static void lcLoadPieceFuture(lcPiecesLibrary* Library)
{
Library->LoadQueuedPiece();
}
class lcSleeper : public QThread
{
public:
static void msleep(unsigned long Msecs)
{
QThread::msleep(Msecs);
}
};
void lcPiecesLibrary::LoadPieceInfo(PieceInfo* Info, bool Wait, bool Priority)
{
QMutexLocker LoadLock(&mLoadMutex);
if (Wait)
{
if (Info->AddRef() == 1)
Info->Load();
else
{
if (Info->mState == LC_PIECEINFO_UNLOADED)
{
Info->Load();
emit PartLoaded(Info);
}
else
{
LoadLock.unlock();
while (Info->mState != LC_PIECEINFO_LOADED)
lcSleeper::msleep(10);
}
}
}
else
{
if (Info->AddRef() == 1)
{
if (Priority)
mLoadQueue.prepend(Info);
else
mLoadQueue.append(Info);
mLoadFutures.append(QtConcurrent::run(lcLoadPieceFuture, this));
}
}
}
void lcPiecesLibrary::ReleasePieceInfo(PieceInfo* Info)
{
QMutexLocker LoadLock(&mLoadMutex);
if (Info->GetRefCount() == 0 || Info->Release() == 0)
Info->Unload();
}
void lcPiecesLibrary::LoadQueuedPiece()
{
mLoadMutex.lock();
PieceInfo* Info = nullptr;
while (!mLoadQueue.isEmpty())
{
Info = mLoadQueue.takeFirst();
if (Info->mState == LC_PIECEINFO_UNLOADED && Info->GetRefCount() > 0)
{
Info->mState = LC_PIECEINFO_LOADING;
break;
}
Info = nullptr;
}
mLoadMutex.unlock();
if (Info)
Info->Load();
emit PartLoaded(Info);
}
void lcPiecesLibrary::WaitForLoadQueue()
{
for (QFuture<void>& Future : mLoadFutures)
Future.waitForFinished();
mLoadFutures.clear();
}
struct lcMergeSection
{
lcLibraryMeshSection* Shared;
lcLibraryMeshSection* Lod;
};
static int LibraryMeshSectionCompare(lcMergeSection const& First, lcMergeSection const& Second)
{
lcLibraryMeshSection* a = First.Lod ? First.Lod : First.Shared;
lcLibraryMeshSection* b = Second.Lod ? Second.Lod : Second.Shared;
if (a->mPrimitiveType != b->mPrimitiveType)
{
int PrimitiveOrder[LC_MESH_NUM_PRIMITIVE_TYPES] =
{
LC_MESH_TRIANGLES,
LC_MESH_TEXTURED_TRIANGLES,
LC_MESH_LINES,
LC_MESH_TEXTURED_LINES,
LC_MESH_CONDITIONAL_LINES
};
for (int PrimitiveType = 0; PrimitiveType < LC_MESH_NUM_PRIMITIVE_TYPES; PrimitiveType++)
{
int Primitive = PrimitiveOrder[PrimitiveType];
if (a->mPrimitiveType == Primitive)
return -1;
if (b->mPrimitiveType == Primitive)
return 1;
}
}
bool TranslucentA = lcIsColorTranslucent(a->mColor);
bool TranslucentB = lcIsColorTranslucent(b->mColor);
if (TranslucentA != TranslucentB)
return TranslucentA ? 1 : -1;
return a->mColor > b->mColor ? -1 : 1;
}
bool lcPiecesLibrary::LoadPieceData(PieceInfo* Info)
{
lcLibraryMeshData MeshData;
lcArray<lcLibraryTextureMap> TextureStack;
bool Loaded = false;
bool SaveCache = false;
if (Info->mZipFileType != LC_NUM_ZIPFILES && mZipFiles[Info->mZipFileType])
{
if (LoadCachePiece(Info))
return true;
lcMemFile PieceFile;
if (mZipFiles[Info->mZipFileType]->ExtractFile(Info->mZipFileIndex, PieceFile))
Loaded = ReadMeshData(PieceFile, lcMatrix44Identity(), 16, false, TextureStack, MeshData, LC_MESHDATA_SHARED, true, nullptr, false);
SaveCache = Loaded && (Info->mZipFileType == LC_ZIPFILE_OFFICIAL);
}
else
{
char FileName[LC_MAXPATH];
lcDiskFile PieceFile;
if (mHasUnofficial)
{
sprintf(FileName, "unofficial/parts/%s", Info->mFileName);
PieceFile.SetFileName(mLibraryDir.absoluteFilePath(QLatin1String(FileName)));
if (PieceFile.Open(QIODevice::ReadOnly))
Loaded = ReadMeshData(PieceFile, lcMatrix44Identity(), 16, false, TextureStack, MeshData, LC_MESHDATA_SHARED, true, nullptr, false);
}
if (!Loaded)
{
sprintf(FileName, "parts/%s", Info->mFileName);
PieceFile.SetFileName(mLibraryDir.absoluteFilePath(QLatin1String(FileName)));
if (PieceFile.Open(QIODevice::ReadOnly))
Loaded = ReadMeshData(PieceFile, lcMatrix44Identity(), 16, false, TextureStack, MeshData, LC_MESHDATA_SHARED, true, nullptr, false);
}
}
if (!Loaded)
return false;
CreateMesh(Info, MeshData);
if (SaveCache)
SaveCachePiece(Info);
return true;
}
lcMesh* lcPiecesLibrary::CreateMesh(PieceInfo* Info, lcLibraryMeshData& MeshData)
{
lcMesh* Mesh = new lcMesh();
int BaseVertices[LC_NUM_MESHDATA_TYPES];
int BaseTexturedVertices[LC_NUM_MESHDATA_TYPES];
int NumVertices = 0;
int NumTexturedVertices = 0;
for (int MeshDataIdx = 0; MeshDataIdx < LC_NUM_MESHDATA_TYPES; MeshDataIdx++)
{
lcArray<lcLibraryMeshSection*>& Sections = MeshData.mSections[MeshDataIdx];
for (int SectionIdx = 0; SectionIdx < Sections.GetSize(); SectionIdx++)
{
lcLibraryMeshSection* Section = Sections[SectionIdx];
Section->mColor = lcGetColorIndex(Section->mColor);
}
BaseVertices[MeshDataIdx] = NumVertices;
NumVertices += MeshData.mVertices[MeshDataIdx].GetSize();
BaseTexturedVertices[MeshDataIdx] = NumTexturedVertices;
NumTexturedVertices += MeshData.mTexturedVertices[MeshDataIdx].GetSize();
}
lcuint16 NumSections[LC_NUM_MESH_LODS];
int NumIndices = 0;
lcArray<lcMergeSection> MergeSections[LC_NUM_MESH_LODS];
for (int LodIdx = 0; LodIdx < LC_NUM_MESH_LODS; LodIdx++)
{
const lcArray<lcLibraryMeshSection*>& SharedSections = MeshData.mSections[LC_MESHDATA_SHARED];
const lcArray<lcLibraryMeshSection*>& Sections = MeshData.mSections[LodIdx];
for (int SharedSectionIdx = 0; SharedSectionIdx < SharedSections.GetSize(); SharedSectionIdx++)
{
lcLibraryMeshSection* SharedSection = SharedSections[SharedSectionIdx];
NumIndices += SharedSection->mIndices.GetSize();
lcMergeSection& MergeSection = MergeSections[LodIdx].Add();
MergeSection.Shared = SharedSection;
MergeSection.Lod = nullptr;
}
for (int SectionIdx = 0; SectionIdx < Sections.GetSize(); SectionIdx++)
{
lcLibraryMeshSection* Section = Sections[SectionIdx];
bool Found = false;
NumIndices += Section->mIndices.GetSize();
for (int SharedSectionIdx = 0; SharedSectionIdx < SharedSections.GetSize(); SharedSectionIdx++)
{
lcLibraryMeshSection* SharedSection = SharedSections[SharedSectionIdx];
if (SharedSection->mColor == Section->mColor && SharedSection->mPrimitiveType == Section->mPrimitiveType && SharedSection->mTexture == Section->mTexture)
{
lcMergeSection& MergeSection = MergeSections[LodIdx][SharedSectionIdx];
MergeSection.Lod = Section;
Found = true;
break;
}
}
if (!Found)
{
lcMergeSection& MergeSection = MergeSections[LodIdx].Add();
MergeSection.Shared = nullptr;
MergeSection.Lod = Section;
}
}
NumSections[LodIdx] = MergeSections[LodIdx].GetSize();
MergeSections[LodIdx].Sort(LibraryMeshSectionCompare);
}
Mesh->Create(NumSections, NumVertices, NumTexturedVertices, NumIndices);
lcVertex* DstVerts = (lcVertex*)Mesh->mVertexData;
lcVector3 Min(FLT_MAX, FLT_MAX, FLT_MAX), Max(-FLT_MAX, -FLT_MAX, -FLT_MAX);
for (int MeshDataIdx = 0; MeshDataIdx < LC_NUM_MESHDATA_TYPES; MeshDataIdx++)
{
const lcArray<lcLibraryMeshVertex>& Vertices = MeshData.mVertices[MeshDataIdx];
for (int VertexIdx = 0; VertexIdx < Vertices.GetSize(); VertexIdx++)
{
lcVertex& DstVertex = *DstVerts++;
const lcLibraryMeshVertex& SrcVertex = Vertices[VertexIdx];
DstVertex.Position = lcVector3LDrawToLeoCAD(SrcVertex.Position);
DstVertex.Normal = lcPackNormal(lcVector3LDrawToLeoCAD(SrcVertex.Normal));
lcVector3& Position = DstVertex.Position;
Min = lcMin(Min, Position);
Max = lcMax(Max, Position);
}
}
lcVertexTextured* DstTexturedVerts = (lcVertexTextured*)DstVerts;
for (int MeshDataIdx = 0; MeshDataIdx < LC_NUM_MESHDATA_TYPES; MeshDataIdx++)
{
const lcArray<lcLibraryMeshVertexTextured>& TexturedVertices = MeshData.mTexturedVertices[MeshDataIdx];
for (int VertexIdx = 0; VertexIdx < TexturedVertices.GetSize(); VertexIdx++)
{
lcVertexTextured& DstVertex = *DstTexturedVerts++;
const lcLibraryMeshVertexTextured& SrcVertex = TexturedVertices[VertexIdx];
DstVertex.Position = lcVector3LDrawToLeoCAD(SrcVertex.Position);
DstVertex.Normal = lcPackNormal(lcVector3LDrawToLeoCAD(SrcVertex.Normal));
DstVertex.TexCoord = SrcVertex.TexCoord;
lcVector3& Position = DstVertex.Position;
Min = lcMin(Min, Position);
Max = lcMax(Max, Position);
}
}
Mesh->mBoundingBox.Max = Max;
Mesh->mBoundingBox.Min = Min;
Mesh->mRadius = lcLength((Max - Min) / 2.0f);
NumIndices = 0;
for (int LodIdx = 0; LodIdx < LC_NUM_MESH_LODS; LodIdx++)
{
for (int SectionIdx = 0; SectionIdx < MergeSections[LodIdx].GetSize(); SectionIdx++)
{
lcMergeSection& MergeSection = MergeSections[LodIdx][SectionIdx];
lcMeshSection& DstSection = Mesh->mLods[LodIdx].Sections[SectionIdx];
lcLibraryMeshSection* SetupSection = MergeSection.Shared ? MergeSection.Shared : MergeSection.Lod;
DstSection.ColorIndex = SetupSection->mColor;
DstSection.PrimitiveType = SetupSection->mPrimitiveType;
DstSection.NumIndices = 0;
DstSection.Texture = SetupSection->mTexture;
if (DstSection.Texture)
DstSection.Texture->AddRef();
if (Mesh->mNumVertices < 0x10000)
{
DstSection.IndexOffset = NumIndices * 2;
lcuint16* Index = (lcuint16*)Mesh->mIndexData + NumIndices;
if (MergeSection.Shared)
{
lcuint16 BaseVertex = DstSection.Texture ? BaseTexturedVertices[LC_MESHDATA_SHARED] : BaseVertices[LC_MESHDATA_SHARED];
lcLibraryMeshSection* SrcSection = MergeSection.Shared;
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx++)
*Index++ = BaseVertex + SrcSection->mIndices[IndexIdx];
DstSection.NumIndices += SrcSection->mIndices.GetSize();
}
if (MergeSection.Lod)
{
lcuint16 BaseVertex = DstSection.Texture ? BaseTexturedVertices[LodIdx] : BaseVertices[LodIdx];
lcLibraryMeshSection* SrcSection = MergeSection.Lod;
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx++)
*Index++ = BaseVertex + SrcSection->mIndices[IndexIdx];
DstSection.NumIndices += SrcSection->mIndices.GetSize();
}
}
else
{
DstSection.IndexOffset = NumIndices * 4;
lcuint32* Index = (lcuint32*)Mesh->mIndexData + NumIndices;
if (MergeSection.Shared)
{
lcuint32 BaseVertex = DstSection.Texture ? BaseTexturedVertices[LC_MESHDATA_SHARED] : BaseVertices[LC_MESHDATA_SHARED];
lcLibraryMeshSection* SrcSection = MergeSection.Shared;
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx++)
*Index++ = BaseVertex + SrcSection->mIndices[IndexIdx];
DstSection.NumIndices += SrcSection->mIndices.GetSize();
}
if (MergeSection.Lod)
{
lcuint32 BaseVertex = DstSection.Texture ? BaseTexturedVertices[LodIdx] : BaseVertices[LodIdx];
lcLibraryMeshSection* SrcSection = MergeSection.Lod;
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx++)
*Index++ = BaseVertex + SrcSection->mIndices[IndexIdx];
DstSection.NumIndices += SrcSection->mIndices.GetSize();
}
}
if (Info)
{
if (DstSection.PrimitiveType == LC_MESH_TRIANGLES || DstSection.PrimitiveType == LC_MESH_TEXTURED_TRIANGLES)
{
if (DstSection.ColorIndex == gDefaultColor)
Info->mFlags |= LC_PIECE_HAS_DEFAULT;
else
{
if (lcIsColorTranslucent(DstSection.ColorIndex))
Info->mFlags |= LC_PIECE_HAS_TRANSLUCENT;
else
Info->mFlags |= LC_PIECE_HAS_SOLID;
}
}
else
Info->mFlags |= LC_PIECE_HAS_LINES;
if (DstSection.PrimitiveType == LC_MESH_TEXTURED_TRIANGLES || DstSection.PrimitiveType == LC_MESH_TEXTURED_LINES)
Info->mFlags |= LC_PIECE_HAS_TEXTURE;
}
NumIndices += DstSection.NumIndices;
}
}
/*
for (int SectionIdx = 0; SectionIdx < MeshData.mSections.GetSize(); SectionIdx++)
{
lcMeshSection& DstSection = Mesh->mSections[SectionIdx];
lcLibraryMeshSection* SrcSection = MeshData.mSections[SectionIdx];
DstSection.ColorIndex = SrcSection->mColor;
DstSection.PrimitiveType = SrcSection->mPrimitiveType;
DstSection.NumIndices = SrcSection->mIndices.GetSize();
DstSection.Texture = SrcSection->mTexture;
if (DstSection.Texture)
DstSection.Texture->AddRef();
if (Mesh->mNumVertices < 0x10000)
{
DstSection.IndexOffset = NumIndices * 2;
lcuint16* Index = (lcuint16*)Mesh->mIndexData + NumIndices;
for (int IndexIdx = 0; IndexIdx < DstSection.NumIndices; IndexIdx++)
*Index++ = SrcSection->mIndices[IndexIdx];
}
else
{
DstSection.IndexOffset = NumIndices * 4;
lcuint32* Index = (lcuint32*)Mesh->mIndexData + NumIndices;
for (int IndexIdx = 0; IndexIdx < DstSection.NumIndices; IndexIdx++)
*Index++ = SrcSection->mIndices[IndexIdx];
}
if (DstSection.PrimitiveType == LC_MESH_TRIANGLES || DstSection.PrimitiveType == LC_MESH_TEXTURED_TRIANGLES)
{
if (DstSection.ColorIndex == gDefaultColor)
Info->mFlags |= LC_PIECE_HAS_DEFAULT;
else
{
if (lcIsColorTranslucent(DstSection.ColorIndex))
Info->mFlags |= LC_PIECE_HAS_TRANSLUCENT;
else
Info->mFlags |= LC_PIECE_HAS_SOLID;
}
}
else
Info->mFlags |= LC_PIECE_HAS_LINES;
NumIndices += DstSection.NumIndices;
}
*/
if (Info)
Info->SetMesh(Mesh);
return Mesh;
}
void lcPiecesLibrary::ReleaseBuffers(lcContext* Context)
{
Context->DestroyVertexBuffer(mVertexBuffer);
Context->DestroyIndexBuffer(mIndexBuffer);
mBuffersDirty = true;
}
void lcPiecesLibrary::UpdateBuffers(lcContext* Context)
{
if (!gSupportsVertexBufferObject || !mBuffersDirty)
return;
int VertexDataSize = 0;
int IndexDataSize = 0;
for (const auto PieceIt : mPieces)
{
PieceInfo* Info = PieceIt.second;
lcMesh* Mesh = Info->IsPlaceholder() ? gPlaceholderMesh : Info->GetMesh();
if (!Mesh)
continue;
if (Mesh->mVertexDataSize > 16 * 1024 * 1024 || Mesh->mIndexDataSize > 16 * 1024 * 1024)
continue;
VertexDataSize += Mesh->mVertexDataSize;
IndexDataSize += Mesh->mIndexDataSize;
}
Context->DestroyVertexBuffer(mVertexBuffer);
Context->DestroyIndexBuffer(mIndexBuffer);
if (!VertexDataSize || !IndexDataSize)
return;
void* VertexData = malloc(VertexDataSize);
void* IndexData = malloc(IndexDataSize);
VertexDataSize = 0;
IndexDataSize = 0;
for (const auto PieceIt : mPieces)
{
PieceInfo* Info = PieceIt.second;
lcMesh* Mesh = Info->IsPlaceholder() ? gPlaceholderMesh : Info->GetMesh();
if (!Mesh)
continue;
if (Mesh->mVertexDataSize > 16 * 1024 * 1024 || Mesh->mIndexDataSize > 16 * 1024 * 1024)
continue;
Mesh->mVertexCacheOffset = VertexDataSize;
Mesh->mIndexCacheOffset = IndexDataSize;
memcpy((char*)VertexData + VertexDataSize, Mesh->mVertexData, Mesh->mVertexDataSize);
memcpy((char*)IndexData + IndexDataSize, Mesh->mIndexData, Mesh->mIndexDataSize);
VertexDataSize += Mesh->mVertexDataSize;
IndexDataSize += Mesh->mIndexDataSize;
}
mVertexBuffer = Context->CreateVertexBuffer(VertexDataSize, VertexData);
mIndexBuffer = Context->CreateIndexBuffer(IndexDataSize, IndexData);
mBuffersDirty = false;
free(VertexData);
free(IndexData);
}
void lcPiecesLibrary::UnloadUnusedParts()
{
QMutexLocker LoadLock(&mLoadMutex);
for (const auto PieceIt : mPieces)
{
PieceInfo* Info = PieceIt.second;
if (Info->GetRefCount() == 0 && Info->mState != LC_PIECEINFO_UNLOADED)
ReleasePieceInfo(Info);
}
}
bool lcPiecesLibrary::LoadTexture(lcTexture* Texture)
{
char Name[LC_MAXPATH], FileName[LC_MAXPATH];
strcpy(Name, Texture->mName);
strlwr(Name);
if (mZipFiles[LC_ZIPFILE_OFFICIAL])
{
lcMemFile TextureFile;
sprintf(FileName, "ldraw/parts/textures/%s.png", Name);
if (!mZipFiles[LC_ZIPFILE_UNOFFICIAL] || !mZipFiles[LC_ZIPFILE_UNOFFICIAL]->ExtractFile(FileName, TextureFile))
if (!mZipFiles[LC_ZIPFILE_OFFICIAL]->ExtractFile(FileName, TextureFile))
return false;
if (!Texture->Load(TextureFile))
return false;
}
else
{
sprintf(FileName, "parts/textures/%s.png", Name);
if (!Texture->Load(mLibraryDir.absoluteFilePath(QLatin1String(FileName))))
return false;
}
return true;
}
void lcPiecesLibrary::ReleaseTexture(lcTexture* Texture)
{
QMutexLocker LoadLock(&mLoadMutex);
if (Texture->Release() == 0 && Texture->IsTemporary())
{
mTextures.Remove(Texture);
delete Texture;
}
}
bool lcPiecesLibrary::LoadPrimitive(lcLibraryPrimitive* Primitive)
{
QMutexLocker LoadLock(&mLoadMutex);
lcArray<lcLibraryTextureMap> TextureStack;
if (mZipFiles[LC_ZIPFILE_OFFICIAL])
{
lcLibraryPrimitive* LowPrimitive = nullptr;
if (Primitive->mStud && strncmp(Primitive->mName, "8/", 2))
{
char Name[LC_PIECE_NAME_LEN];
strcpy(Name, "8/");
strcat(Name, Primitive->mName);
LowPrimitive = FindPrimitive(Name);
}
lcMemFile PrimFile;
if (!mZipFiles[Primitive->mZipFileType]->ExtractFile(Primitive->mZipFileIndex, PrimFile))
return false;
if (!LowPrimitive)
{
if (!ReadMeshData(PrimFile, lcMatrix44Identity(), 16, false, TextureStack, Primitive->mMeshData, LC_MESHDATA_SHARED, true, nullptr, false))
return false;
}
else
{
if (!ReadMeshData(PrimFile, lcMatrix44Identity(), 16, false, TextureStack, Primitive->mMeshData, LC_MESHDATA_HIGH, true, nullptr, false))
return false;
if (!mZipFiles[LowPrimitive->mZipFileType]->ExtractFile(LowPrimitive->mZipFileIndex, PrimFile))
return false;
TextureStack.RemoveAll();
if (!ReadMeshData(PrimFile, lcMatrix44Identity(), 16, false, TextureStack, Primitive->mMeshData, LC_MESHDATA_LOW, true, nullptr, false))
return false;
}
}
else
{
char FileName[LC_MAXPATH];
lcDiskFile PrimFile;
bool Found = false;
if (mHasUnofficial)
{
if (Primitive->mSubFile)
sprintf(FileName, "unofficial/parts/%s", Primitive->mName);
else
sprintf(FileName, "unofficial/p/%s", Primitive->mName);
PrimFile.SetFileName(mLibraryDir.absoluteFilePath(QLatin1String(FileName)));
Found = PrimFile.Open(QIODevice::ReadOnly);
}
if (!Found)
{
if (Primitive->mSubFile)
sprintf(FileName, "parts/%s", Primitive->mName);
else
sprintf(FileName, "p/%s", Primitive->mName);
PrimFile.SetFileName(mLibraryDir.absoluteFilePath(QLatin1String(FileName)));
Found = PrimFile.Open(QIODevice::ReadOnly);
}
if (!Found || !ReadMeshData(PrimFile, lcMatrix44Identity(), 16, false, TextureStack, Primitive->mMeshData, LC_MESHDATA_SHARED, true, nullptr, false))
return false;
}
Primitive->mLoaded = true;
return true;
}
bool lcPiecesLibrary::ReadMeshData(lcFile& File, const lcMatrix44& CurrentTransform, lcuint32 CurrentColorCode, bool InvertWinding, lcArray<lcLibraryTextureMap>& TextureStack, lcLibraryMeshData& MeshData, lcMeshDataType MeshDataType, bool Optimize, Project* CurrentProject, bool SearchProjectFolder)
{
char Buffer[1024];
char* Line;
bool InvertNext = false;
bool WindingCCW = !InvertWinding;
while (File.ReadLine(Buffer, sizeof(Buffer)))
{
lcuint32 ColorCode, ColorCodeHex;
bool LastToken = false;
int LineType;
Line = Buffer;
if (sscanf(Line, "%d", &LineType) != 1)
continue;
if (LineType == 0)
{
char* Token = Line;
while (*Token && *Token <= 32)
Token++;
Token++;
while (*Token && *Token <= 32)
Token++;
char* End = Token;
while (*End && *End > 32)
End++;
LastToken = (*End == 0);
*End = 0;
if (!strcmp(Token, "!TEXMAP"))
{
Token += 8;
while (*Token && *Token <= 32)
Token++;
End = Token;
while (*End && *End > 32)
End++;
*End = 0;
bool Start = false;
bool Next = false;
if (!strcmp(Token, "START"))
{
Token += 6;
Start = true;
}
else if (!strcmp(Token, "NEXT"))
{
Token += 5;
Next = true;
}
if (Start || Next)
{
while (*Token && *Token <= 32)
Token++;
End = Token;
while (*End && *End > 32)
End++;
*End = 0;
if (!strcmp(Token, "PLANAR"))
{
Token += 7;
char FileName[LC_MAXPATH];
lcVector3 Points[3];
sscanf(Token, "%f %f %f %f %f %f %f %f %f %s", &Points[0].x, &Points[0].y, &Points[0].z, &Points[1].x, &Points[1].y, &Points[1].z, &Points[2].x, &Points[2].y, &Points[2].z, FileName);
char* Ch;
for (Ch = FileName; *Ch; Ch++)
{
if (*Ch >= 'a' && *Ch <= 'z')
*Ch = *Ch + 'A' - 'a';
else if (*Ch == '\\')
*Ch = '/';
}
if (Ch - FileName > 4)
{
Ch -= 4;
if (!memcmp(Ch, ".PNG", 4))
*Ch = 0;
}
lcLibraryTextureMap& Map = TextureStack.Add();
Map.Next = false;
Map.Fallback = false;
Map.Texture = FindTexture(FileName, CurrentProject, SearchProjectFolder);
for (int EdgeIdx = 0; EdgeIdx < 2; EdgeIdx++)
{
lcVector3 Normal = Points[EdgeIdx + 1] - Points[0];
float Length = lcLength(Normal);
Normal /= Length;
Map.Params[EdgeIdx].x = Normal.x / Length;
Map.Params[EdgeIdx].y = Normal.y / Length;
Map.Params[EdgeIdx].z = Normal.z / Length;
Map.Params[EdgeIdx].w = -lcDot(Normal, Points[0]) / Length;
}
}
}
else if (!strcmp(Token, "FALLBACK"))
{
if (TextureStack.GetSize())
TextureStack[TextureStack.GetSize() - 1].Fallback = true;
}
else if (!strcmp(Token, "END"))
{
if (TextureStack.GetSize())
TextureStack.RemoveIndex(TextureStack.GetSize() - 1);
}
continue;
}
else if (!strcmp(Token, "BFC"))
{
while (!LastToken)
{
Token = End + 1;
while (*Token && *Token <= 32)
Token++;
End = Token;
while (*End && *End > 32)
End++;
LastToken = (*End == 0);
*End = 0;
if (!strcmp(Token, "INVERTNEXT"))
InvertNext = true;
else if (!strcmp(Token, "CCW"))
WindingCCW = !InvertWinding;
else if (!strcmp(Token, "CW"))
WindingCCW = InvertWinding;
}
}
else if (!strcmp(Token, "!:"))
{
Token += 3;
Line = Token;
if (!TextureStack.GetSize())
continue;
}
else
continue;
}
if (sscanf(Line, "%d %d", &LineType, &ColorCode) != 2)
continue;
if (LineType < 1 || LineType > 5)
continue;
if (ColorCode == 0)
{
sscanf(Line, "%d %i", &LineType, &ColorCodeHex);
if (ColorCode != ColorCodeHex)
ColorCode = ColorCodeHex | LC_COLOR_DIRECT;
}
if (ColorCode == 16)
ColorCode = CurrentColorCode;
lcLibraryTextureMap* TextureMap = nullptr;
if (TextureStack.GetSize())
{
TextureMap = &TextureStack[TextureStack.GetSize() - 1];
if (TextureMap->Fallback)
continue;
}
int Dummy;
lcVector3 Points[4];
switch (LineType)
{
case 1:
{
char OriginalFileName[LC_MAXPATH];
float fm[12];
sscanf(Line, "%d %i %f %f %f %f %f %f %f %f %f %f %f %f %s", &LineType, &Dummy, &fm[0], &fm[1], &fm[2], &fm[3], &fm[4], &fm[5], &fm[6], &fm[7], &fm[8], &fm[9], &fm[10], &fm[11], OriginalFileName);
char FileName[LC_MAXPATH];
strcpy(FileName, OriginalFileName);
char* Ch;
for (Ch = FileName; *Ch; Ch++)
{
if (*Ch >= 'a' && *Ch <= 'z')
*Ch = *Ch + 'A' - 'a';
else if (*Ch == '\\')
*Ch = '/';
}
lcLibraryPrimitive* Primitive = FindPrimitive(FileName);
lcMatrix44 IncludeTransform(lcVector4(fm[3], fm[6], fm[9], 0.0f), lcVector4(fm[4], fm[7], fm[10], 0.0f), lcVector4(fm[5], fm[8], fm[11], 0.0f), lcVector4(fm[0], fm[1], fm[2], 1.0f));
IncludeTransform = lcMul(IncludeTransform, CurrentTransform);
bool Mirror = IncludeTransform.Determinant() < 0.0f;
if (Primitive)
{
if (!Primitive->mLoaded && !LoadPrimitive(Primitive))
break;
if (Primitive->mStud)
MeshData.AddMeshDataNoDuplicateCheck(Primitive->mMeshData, IncludeTransform, ColorCode, Mirror ^ InvertNext, InvertNext, TextureMap, MeshDataType);
else if (!Primitive->mSubFile)
{
if (Optimize)
MeshData.AddMeshData(Primitive->mMeshData, IncludeTransform, ColorCode, Mirror ^ InvertNext, InvertNext, TextureMap, MeshDataType);
else
MeshData.AddMeshDataNoDuplicateCheck(Primitive->mMeshData, IncludeTransform, ColorCode, Mirror ^ InvertNext, InvertNext, TextureMap, MeshDataType);
}
else
{
if (mZipFiles[LC_ZIPFILE_OFFICIAL])
{
lcMemFile IncludeFile;
if (mZipFiles[Primitive->mZipFileType]->ExtractFile(Primitive->mZipFileIndex, IncludeFile))
ReadMeshData(IncludeFile, IncludeTransform, ColorCode, Mirror ^ InvertNext, TextureStack, MeshData, MeshDataType, Optimize, CurrentProject, SearchProjectFolder);
}
else
{
char Name[LC_PIECE_NAME_LEN];
strcpy(Name, Primitive->mName);
strlwr(Name);
lcDiskFile IncludeFile;
bool Found = false;
if (mHasUnofficial)
{
if (Primitive->mSubFile)
sprintf(FileName, "unofficial/parts/%s", Name);
else
sprintf(FileName, "unofficial/p/%s", Name);
IncludeFile.SetFileName(mLibraryDir.absoluteFilePath(QLatin1String(FileName)));
Found = IncludeFile.Open(QIODevice::ReadOnly);
}
if (!Found)
{
if (Primitive->mSubFile)
sprintf(FileName, "parts/%s", Name);
else
sprintf(FileName, "p/%s", Name);
IncludeFile.SetFileName(mLibraryDir.absoluteFilePath(QLatin1String(FileName)));
Found = IncludeFile.Open(QIODevice::ReadOnly);
}
if (Found)
ReadMeshData(IncludeFile, IncludeTransform, ColorCode, Mirror ^ InvertNext, TextureStack, MeshData, MeshDataType, Optimize, CurrentProject, SearchProjectFolder);
}
}
}
else
{
const auto PieceIt = mPieces.find(FileName);
if (PieceIt != mPieces.end())
{
PieceInfo* Info = PieceIt->second;
if (mZipFiles[LC_ZIPFILE_OFFICIAL] && Info->mZipFileType != LC_NUM_ZIPFILES)
{
lcMemFile IncludeFile;
if (mZipFiles[Info->mZipFileType]->ExtractFile(Info->mZipFileIndex, IncludeFile))
ReadMeshData(IncludeFile, IncludeTransform, ColorCode, Mirror ^ InvertNext, TextureStack, MeshData, MeshDataType, Optimize, CurrentProject, SearchProjectFolder);
}
else
{
lcDiskFile IncludeFile;
bool Found = false;
if (mHasUnofficial)
{
sprintf(FileName, "unofficial/parts/%s", Info->mFileName);
IncludeFile.SetFileName(mLibraryDir.absoluteFilePath(QLatin1String(FileName)));
Found = IncludeFile.Open(QIODevice::ReadOnly);
}
if (!Found)
{
sprintf(FileName, "parts/%s", Info->mFileName);
IncludeFile.SetFileName(mLibraryDir.absoluteFilePath(QLatin1String(FileName)));
Found = IncludeFile.Open(QIODevice::ReadOnly);
}
if (Found)
ReadMeshData(IncludeFile, IncludeTransform, ColorCode, Mirror ^ InvertNext, TextureStack, MeshData, MeshDataType, Optimize, CurrentProject, SearchProjectFolder);
}
break;
}
}
} break;
case 2:
sscanf(Line, "%d %i %f %f %f %f %f %f", &LineType, &Dummy, &Points[0].x, &Points[0].y, &Points[0].z, &Points[1].x, &Points[1].y, &Points[1].z);
Points[0] = lcMul31(Points[0], CurrentTransform);
Points[1] = lcMul31(Points[1], CurrentTransform);
if (TextureMap)
{
MeshData.AddTexturedLine(MeshDataType, LineType, ColorCode, WindingCCW, *TextureMap, Points, Optimize);
if (TextureMap->Next)
TextureStack.RemoveIndex(TextureStack.GetSize() - 1);
}
else
MeshData.AddLine(MeshDataType, LineType, ColorCode, WindingCCW, Points, Optimize);
break;
case 3:
sscanf(Line, "%d %i %f %f %f %f %f %f %f %f %f", &LineType, &Dummy, &Points[0].x, &Points[0].y, &Points[0].z,
&Points[1].x, &Points[1].y, &Points[1].z, &Points[2].x, &Points[2].y, &Points[2].z);
Points[0] = lcMul31(Points[0], CurrentTransform);
Points[1] = lcMul31(Points[1], CurrentTransform);
Points[2] = lcMul31(Points[2], CurrentTransform);
if (TextureMap)
{
MeshData.AddTexturedLine(MeshDataType, LineType, ColorCode, WindingCCW, *TextureMap, Points, Optimize);
if (TextureMap->Next)
TextureStack.RemoveIndex(TextureStack.GetSize() - 1);
}
else
MeshData.AddLine(MeshDataType, LineType, ColorCode, WindingCCW, Points, Optimize);
break;
case 4:
sscanf(Line, "%d %i %f %f %f %f %f %f %f %f %f %f %f %f", &LineType, &Dummy, &Points[0].x, &Points[0].y, &Points[0].z,
&Points[1].x, &Points[1].y, &Points[1].z, &Points[2].x, &Points[2].y, &Points[2].z, &Points[3].x, &Points[3].y, &Points[3].z);
Points[0] = lcMul31(Points[0], CurrentTransform);
Points[1] = lcMul31(Points[1], CurrentTransform);
Points[2] = lcMul31(Points[2], CurrentTransform);
Points[3] = lcMul31(Points[3], CurrentTransform);
if (TextureMap)
{
MeshData.AddTexturedLine(MeshDataType, LineType, ColorCode, WindingCCW, *TextureMap, Points, Optimize);
if (TextureMap->Next)
TextureStack.RemoveIndex(TextureStack.GetSize() - 1);
}
else
MeshData.AddLine(MeshDataType, LineType, ColorCode, WindingCCW, Points, Optimize);
break;
case 5:
sscanf(Line, "%d %i %f %f %f %f %f %f %f %f %f %f %f %f", &LineType, &Dummy, &Points[0].x, &Points[0].y, &Points[0].z,
&Points[1].x, &Points[1].y, &Points[1].z, &Points[2].x, &Points[2].y, &Points[2].z, &Points[3].x, &Points[3].y, &Points[3].z);
Points[0] = lcMul31(Points[0], CurrentTransform);
Points[1] = lcMul31(Points[1], CurrentTransform);
Points[2] = lcMul31(Points[2], CurrentTransform);
Points[3] = lcMul31(Points[3], CurrentTransform);
MeshData.AddLine(MeshDataType, LineType, ColorCode, WindingCCW, Points, Optimize);
break;
}
InvertNext = false;
}
return true;
}
void lcLibraryMeshData::ResequenceQuad(int* Indices, int a, int b, int c, int d)
{
Indices[0] = a;
Indices[1] = b;
Indices[2] = c;
Indices[3] = d;
}
void lcLibraryMeshData::TestQuad(int* QuadIndices, const lcVector3* Vertices)
{
lcVector3 v01 = Vertices[1] - Vertices[0];
lcVector3 v02 = Vertices[2] - Vertices[0];
lcVector3 v03 = Vertices[3] - Vertices[0];
lcVector3 cp1 = lcCross(v01, v02);
lcVector3 cp2 = lcCross(v02, v03);
if (lcDot(cp1, cp2) > 0.0f)
return;
lcVector3 v12 = Vertices[2] - Vertices[1];
lcVector3 v13 = Vertices[3] - Vertices[1];
lcVector3 v23 = Vertices[3] - Vertices[2];
if (lcDot(lcCross(v12, v01), lcCross(v01, v13)) > 0.0f)
{
if (-lcDot(lcCross(v02, v12), lcCross(v12, v23)) > 0.0f)
ResequenceQuad(QuadIndices, 1, 2, 3, 0);
else
ResequenceQuad(QuadIndices, 0, 3, 1, 2);
}
else
{
if (-lcDot(lcCross(v02, v12), lcCross(v12, v23)) > 0.0f)
ResequenceQuad(QuadIndices, 0, 1, 3, 2);
else
ResequenceQuad(QuadIndices, 1, 2, 3, 0);
}
}
lcLibraryMeshSection* lcLibraryMeshData::AddSection(lcMeshDataType MeshDataType, lcMeshPrimitiveType PrimitiveType, lcuint32 ColorCode, lcTexture* Texture)
{
lcArray<lcLibraryMeshSection*>& Sections = mSections[MeshDataType];
lcLibraryMeshSection* Section;
for (int SectionIdx = 0; SectionIdx < Sections.GetSize(); SectionIdx++)
{
Section = Sections[SectionIdx];
if (Section->mColor == ColorCode && Section->mPrimitiveType == PrimitiveType && Section->mTexture == Texture)
return Section;
}
Section = new lcLibraryMeshSection(PrimitiveType, ColorCode, Texture);
Sections.Add(Section);
return Section;
}
void lcLibraryMeshData::AddVertices(lcMeshDataType MeshDataType, int VertexCount, int* BaseVertex, lcLibraryMeshVertex** VertexBuffer)
{
lcArray<lcLibraryMeshVertex>& Vertices = mVertices[MeshDataType];
int CurrentSize = Vertices.GetSize();
Vertices.SetSize(CurrentSize + VertexCount);
*BaseVertex = CurrentSize;
*VertexBuffer = &Vertices[CurrentSize];
}
lcuint32 lcLibraryMeshData::AddVertex(lcMeshDataType MeshDataType, const lcVector3& Position, bool Optimize)
{
lcArray<lcLibraryMeshVertex>& VertexArray = mVertices[MeshDataType];
if (Optimize)
{
for (int VertexIdx = VertexArray.GetSize() - 1; VertexIdx >= 0; VertexIdx--)
{
lcLibraryMeshVertex& Vertex = VertexArray[VertexIdx];
if (Position == Vertex.Position)
return VertexIdx;
}
}
lcLibraryMeshVertex& Vertex = VertexArray.Add();
Vertex.Position = Position;
Vertex.Normal = lcVector3(0.0f, 0.0f, 0.0f);
Vertex.NormalWeight = 0.0f;
return VertexArray.GetSize() - 1;
}
const float DistanceEpsilon = 0.05f;
lcuint32 lcLibraryMeshData::AddVertex(lcMeshDataType MeshDataType, const lcVector3& Position, const lcVector3& Normal, bool Optimize)
{
lcArray<lcLibraryMeshVertex>& VertexArray = mVertices[MeshDataType];
if (Optimize)
{
for (int VertexIdx = VertexArray.GetSize() - 1; VertexIdx >= 0; VertexIdx--)
{
lcLibraryMeshVertex& Vertex = VertexArray[VertexIdx];
if (fabsf(Position.x - Vertex.Position.x) < DistanceEpsilon && fabsf(Position.y - Vertex.Position.y) < DistanceEpsilon && fabsf(Position.z - Vertex.Position.z) < DistanceEpsilon)
// if (Position == Vertex.Position)
{
if (Vertex.NormalWeight == 0.0f)
{
Vertex.Normal = Normal;
Vertex.NormalWeight = 1.0f;
return VertexIdx;
}
else if (lcDot(Normal, Vertex.Normal) > 0.707f)
{
Vertex.Normal = lcNormalize(Vertex.Normal * Vertex.NormalWeight + Normal);
Vertex.NormalWeight += 1.0f;
return VertexIdx;
}
}
}
}
lcLibraryMeshVertex& Vertex = VertexArray.Add();
Vertex.Position = Position;
Vertex.Normal = Normal;
Vertex.NormalWeight = 1.0f;
return VertexArray.GetSize() - 1;
}
lcuint32 lcLibraryMeshData::AddTexturedVertex(lcMeshDataType MeshDataType, const lcVector3& Position, const lcVector2& TexCoord, bool Optimize)
{
lcArray<lcLibraryMeshVertexTextured>& VertexArray = mTexturedVertices[MeshDataType];
if (Optimize)
{
for (int VertexIdx = VertexArray.GetSize() - 1; VertexIdx >= 0; VertexIdx--)
{
lcLibraryMeshVertexTextured& Vertex = VertexArray[VertexIdx];
if (Position == Vertex.Position && TexCoord == Vertex.TexCoord)
return VertexIdx;
}
}
lcLibraryMeshVertexTextured& Vertex = VertexArray.Add();
Vertex.Position = Position;
Vertex.Normal = lcVector3(0.0f, 0.0f, 0.0f);
Vertex.NormalWeight = 0.0f;
Vertex.TexCoord = TexCoord;
return VertexArray.GetSize() - 1;
}
lcuint32 lcLibraryMeshData::AddTexturedVertex(lcMeshDataType MeshDataType, const lcVector3& Position, const lcVector3& Normal, const lcVector2& TexCoord, bool Optimize)
{
lcArray<lcLibraryMeshVertexTextured>& VertexArray = mTexturedVertices[MeshDataType];
if (Optimize)
{
for (int VertexIdx = VertexArray.GetSize() - 1; VertexIdx >= 0; VertexIdx--)
{
lcLibraryMeshVertexTextured& Vertex = VertexArray[VertexIdx];
if (Position == Vertex.Position && TexCoord == Vertex.TexCoord)
{
if (Vertex.NormalWeight == 0.0f)
{
Vertex.Normal = Normal;
Vertex.NormalWeight = 1.0f;
return VertexIdx;
}
else if (lcDot(Normal, Vertex.Normal) > 0.707f)
{
Vertex.Normal = lcNormalize(Vertex.Normal * Vertex.NormalWeight + Normal);
Vertex.NormalWeight += 1.0f;
return VertexIdx;
}
}
}
}
lcLibraryMeshVertexTextured& Vertex = VertexArray.Add();
Vertex.Position = Position;
Vertex.Normal = Normal;
Vertex.NormalWeight = 1.0f;
Vertex.TexCoord = TexCoord;
return VertexArray.GetSize() - 1;
}
void lcLibraryMeshData::AddIndices(lcMeshDataType MeshDataType, lcMeshPrimitiveType PrimitiveType, lcuint32 ColorCode, int IndexCount, lcuint32** IndexBuffer)
{
lcLibraryMeshSection* Section = AddSection(MeshDataType, PrimitiveType, ColorCode, nullptr);
lcArray<lcuint32>& Indices = Section->mIndices;
int CurrentSize = Indices.GetSize();
Indices.SetSize(CurrentSize + IndexCount);
*IndexBuffer = &Indices[CurrentSize];
}
void lcLibraryMeshData::AddLine(lcMeshDataType MeshDataType, int LineType, lcuint32 ColorCode, bool WindingCCW, const lcVector3* Vertices, bool Optimize)
{
lcMeshPrimitiveType PrimitiveTypes[4] = { LC_MESH_LINES, LC_MESH_TRIANGLES, LC_MESH_TRIANGLES, LC_MESH_CONDITIONAL_LINES };
lcMeshPrimitiveType PrimitiveType = PrimitiveTypes[LineType - 2];
lcLibraryMeshSection* Section = AddSection(MeshDataType, PrimitiveType, ColorCode, nullptr);
int QuadIndices[4] = { 0, 1, 2, 3 };
int Indices[4] = { -1, -1, -1, -1 };
if (LineType == 3 || LineType == 4)
{
if (LineType == 4)
TestQuad(QuadIndices, Vertices);
lcVector3 Normal = lcNormalize(lcCross(Vertices[1] - Vertices[0], Vertices[2] - Vertices[0]));
if (!WindingCCW)
Normal = -Normal;
for (int IndexIdx = 0; IndexIdx < lcMin(LineType, 4); IndexIdx++)
{
const lcVector3& Position = Vertices[QuadIndices[IndexIdx]];
Indices[IndexIdx] = AddVertex(MeshDataType, Position, Normal, Optimize);
}
}
else
{
for (int IndexIdx = 0; IndexIdx < lcMin(LineType, 4); IndexIdx++)
{
const lcVector3& Position = Vertices[QuadIndices[IndexIdx]];
Indices[IndexIdx] = AddVertex(MeshDataType, Position, Optimize);
}
}
switch (LineType)
{
case 5:
if (Indices[0] != Indices[1] && Indices[0] != Indices[2] && Indices[0] != Indices[3] && Indices[1] != Indices[2] && Indices[1] != Indices[3] && Indices[2] != Indices[3])
{
Section->mIndices.Add(Indices[0]);
Section->mIndices.Add(Indices[1]);
Section->mIndices.Add(Indices[2]);
Section->mIndices.Add(Indices[3]);
}
break;
case 4:
if (Indices[0] != Indices[2] && Indices[0] != Indices[3] && Indices[2] != Indices[3])
{
if (WindingCCW)
{
Section->mIndices.Add(Indices[2]);
Section->mIndices.Add(Indices[3]);
Section->mIndices.Add(Indices[0]);
}
else
{
Section->mIndices.Add(Indices[0]);
Section->mIndices.Add(Indices[3]);
Section->mIndices.Add(Indices[2]);
}
}
case 3:
if (Indices[0] != Indices[1] && Indices[0] != Indices[2] && Indices[1] != Indices[2])
{
if (WindingCCW)
{
Section->mIndices.Add(Indices[0]);
Section->mIndices.Add(Indices[1]);
Section->mIndices.Add(Indices[2]);
}
else
{
Section->mIndices.Add(Indices[2]);
Section->mIndices.Add(Indices[1]);
Section->mIndices.Add(Indices[0]);
}
}
break;
case 2:
if (Indices[0] != Indices[1])
{
Section->mIndices.Add(Indices[0]);
Section->mIndices.Add(Indices[1]);
}
break;
}
}
void lcLibraryMeshData::AddTexturedLine(lcMeshDataType MeshDataType, int LineType, lcuint32 ColorCode, bool WindingCCW, const lcLibraryTextureMap& Map, const lcVector3* Vertices, bool Optimize)
{
lcMeshPrimitiveType PrimitiveType = (LineType == 2) ? LC_MESH_TEXTURED_LINES : LC_MESH_TEXTURED_TRIANGLES;
lcLibraryMeshSection* Section = AddSection(MeshDataType, PrimitiveType, ColorCode, Map.Texture);
int QuadIndices[4] = { 0, 1, 2, 3 };
int Indices[4] = { -1, -1, -1, -1 };
if (LineType == 3 || LineType == 4)
{
if (LineType == 4)
TestQuad(QuadIndices, Vertices);
lcVector3 Normal = lcNormalize(lcCross(Vertices[1] - Vertices[0], Vertices[2] - Vertices[0]));
if (!WindingCCW)
Normal = -Normal;
for (int IndexIdx = 0; IndexIdx < lcMin(LineType, 4); IndexIdx++)
{
const lcVector3& Position = Vertices[QuadIndices[IndexIdx]];
lcVector2 TexCoord(lcDot3(lcVector3(Position.x, Position.y, Position.z), Map.Params[0]) + Map.Params[0].w,
lcDot3(lcVector3(Position.x, Position.y, Position.z), Map.Params[1]) + Map.Params[1].w);
Indices[IndexIdx] = AddTexturedVertex(MeshDataType, Position, Normal, TexCoord, Optimize);
}
}
else
{
for (int IndexIdx = 0; IndexIdx < lcMin(LineType, 4); IndexIdx++)
{
const lcVector3& Position = Vertices[QuadIndices[IndexIdx]];
lcVector2 TexCoord(lcDot3(lcVector3(Position.x, Position.y, Position.z), Map.Params[0]) + Map.Params[0].w,
lcDot3(lcVector3(Position.x, Position.y, Position.z), Map.Params[1]) + Map.Params[1].w);
Indices[IndexIdx] = AddTexturedVertex(MeshDataType, Position, TexCoord, Optimize);
}
}
switch (LineType)
{
case 4:
if (Indices[0] != Indices[2] && Indices[0] != Indices[3] && Indices[2] != Indices[3])
{
if (WindingCCW)
{
Section->mIndices.Add(Indices[2]);
Section->mIndices.Add(Indices[3]);
Section->mIndices.Add(Indices[0]);
}
else
{
Section->mIndices.Add(Indices[0]);
Section->mIndices.Add(Indices[3]);
Section->mIndices.Add(Indices[2]);
}
}
case 3:
if (Indices[0] != Indices[1] && Indices[0] != Indices[2] && Indices[1] != Indices[2])
{
if (WindingCCW)
{
Section->mIndices.Add(Indices[0]);
Section->mIndices.Add(Indices[1]);
Section->mIndices.Add(Indices[2]);
}
else
{
Section->mIndices.Add(Indices[2]);
Section->mIndices.Add(Indices[1]);
Section->mIndices.Add(Indices[0]);
}
}
break;
case 2:
if (Indices[0] != Indices[1])
{
Section->mIndices.Add(Indices[0]);
Section->mIndices.Add(Indices[1]);
}
break;
}
}
void lcLibraryMeshData::AddMeshData(const lcLibraryMeshData& Data, const lcMatrix44& Transform, lcuint32 CurrentColorCode, bool InvertWinding, bool InvertNormals, lcLibraryTextureMap* TextureMap, lcMeshDataType OverrideDestIndex)
{
for (int MeshDataIdx = 0; MeshDataIdx < LC_NUM_MESHDATA_TYPES; MeshDataIdx++)
{
int DestIndex = OverrideDestIndex == LC_MESHDATA_SHARED ? MeshDataIdx : OverrideDestIndex;
const lcArray<lcLibraryMeshVertex>& DataVertices = Data.mVertices[MeshDataIdx];
lcArray<lcLibraryMeshVertex>& Vertices = mVertices[DestIndex];
lcArray<lcLibraryMeshVertexTextured>& TexturedVertices = mTexturedVertices[DestIndex];
int VertexCount = DataVertices.GetSize();
lcArray<lcuint32> IndexRemap(VertexCount);
if (!TextureMap)
{
Vertices.AllocGrow(VertexCount);
for (int SrcVertexIdx = 0; SrcVertexIdx < VertexCount; SrcVertexIdx++)
{
lcVector3 Position = lcMul31(DataVertices[SrcVertexIdx].Position, Transform);
int Index;
if (DataVertices[SrcVertexIdx].NormalWeight == 0.0f)
Index = AddVertex((lcMeshDataType)DestIndex, Position, true);
else
{
lcVector3 Normal = lcNormalize(lcMul30(DataVertices[SrcVertexIdx].Normal, Transform));
if (InvertNormals)
Normal = -Normal;
Index = AddVertex((lcMeshDataType)DestIndex, Position, Normal, true);
}
IndexRemap.Add(Index);
}
}
else
{
TexturedVertices.AllocGrow(VertexCount);
for (int SrcVertexIdx = 0; SrcVertexIdx < VertexCount; SrcVertexIdx++)
{
const lcLibraryMeshVertex& SrcVertex = DataVertices[SrcVertexIdx];
lcVector3 Position = lcMul31(SrcVertex.Position, Transform);
lcVector2 TexCoord(lcDot3(lcVector3(Position.x, Position.y, Position.z), TextureMap->Params[0]) + TextureMap->Params[0].w,
lcDot3(lcVector3(Position.x, Position.y, Position.z), TextureMap->Params[1]) + TextureMap->Params[1].w);
int Index;
if (DataVertices[SrcVertexIdx].NormalWeight == 0.0f)
Index = AddTexturedVertex((lcMeshDataType)DestIndex, Position, TexCoord, true);
else
{
lcVector3 Normal = lcNormalize(lcMul30(DataVertices[SrcVertexIdx].Normal, Transform));
if (InvertNormals)
Normal = -Normal;
Index = AddTexturedVertex((lcMeshDataType)DestIndex, Position, Normal, TexCoord, true);
}
IndexRemap.Add(Index);
}
}
const lcArray<lcLibraryMeshVertexTextured>& DataTexturedVertices = Data.mTexturedVertices[MeshDataIdx];
int TexturedVertexCount = DataTexturedVertices.GetSize();
lcArray<lcuint32> TexturedIndexRemap(TexturedVertexCount);
if (TexturedVertexCount)
{
TexturedVertices.AllocGrow(TexturedVertexCount);
for (int SrcVertexIdx = 0; SrcVertexIdx < TexturedVertexCount; SrcVertexIdx++)
{
const lcLibraryMeshVertexTextured& SrcVertex = DataTexturedVertices[SrcVertexIdx];
lcVector3 Position = lcMul31(SrcVertex.Position, Transform);
int Index;
if (DataVertices[SrcVertexIdx].NormalWeight == 0.0f)
Index = AddTexturedVertex((lcMeshDataType)DestIndex, Position, SrcVertex.TexCoord, true);
else
{
lcVector3 Normal = lcNormalize(lcMul30(DataVertices[SrcVertexIdx].Normal, Transform));
if (InvertNormals)
Normal = -Normal;
Index = AddTexturedVertex((lcMeshDataType)DestIndex, Position, Normal, SrcVertex.TexCoord, true);
}
TexturedIndexRemap.Add(Index);
}
}
const lcArray<lcLibraryMeshSection*>& DataSections = Data.mSections[MeshDataIdx];
lcArray<lcLibraryMeshSection*>& Sections = mSections[DestIndex];
for (int SrcSectionIdx = 0; SrcSectionIdx < DataSections.GetSize(); SrcSectionIdx++)
{
lcLibraryMeshSection* SrcSection = DataSections[SrcSectionIdx];
lcLibraryMeshSection* DstSection = nullptr;
lcuint32 ColorCode = SrcSection->mColor == 16 ? CurrentColorCode : SrcSection->mColor;
lcTexture* Texture;
if (SrcSection->mTexture)
Texture = SrcSection->mTexture;
else if (TextureMap)
Texture = TextureMap->Texture;
else
Texture = nullptr;
for (int DstSectionIdx = 0; DstSectionIdx < Sections.GetSize(); DstSectionIdx++)
{
lcLibraryMeshSection* Section = Sections[DstSectionIdx];
if (Section->mColor == ColorCode && Section->mPrimitiveType == SrcSection->mPrimitiveType && Section->mTexture == Texture)
{
DstSection = Section;
break;
}
}
if (!DstSection)
{
DstSection = new lcLibraryMeshSection(SrcSection->mPrimitiveType, ColorCode, Texture);
Sections.Add(DstSection);
}
DstSection->mIndices.AllocGrow(SrcSection->mIndices.GetSize());
if (!SrcSection->mTexture)
{
if (!InvertWinding || (SrcSection->mPrimitiveType != LC_MESH_TRIANGLES && SrcSection->mPrimitiveType != LC_MESH_TEXTURED_TRIANGLES))
{
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx++)
DstSection->mIndices.Add(IndexRemap[SrcSection->mIndices[IndexIdx]]);
}
else
{
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx += 3)
{
DstSection->mIndices.Add(IndexRemap[SrcSection->mIndices[IndexIdx + 2]]);
DstSection->mIndices.Add(IndexRemap[SrcSection->mIndices[IndexIdx + 1]]);
DstSection->mIndices.Add(IndexRemap[SrcSection->mIndices[IndexIdx + 0]]);
}
}
}
else
{
if (!InvertWinding || (SrcSection->mPrimitiveType != LC_MESH_TRIANGLES && SrcSection->mPrimitiveType != LC_MESH_TEXTURED_TRIANGLES))
{
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx++)
DstSection->mIndices.Add(TexturedIndexRemap[SrcSection->mIndices[IndexIdx]]);
}
else
{
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx += 3)
{
DstSection->mIndices.Add(TexturedIndexRemap[SrcSection->mIndices[IndexIdx + 2]]);
DstSection->mIndices.Add(TexturedIndexRemap[SrcSection->mIndices[IndexIdx + 1]]);
DstSection->mIndices.Add(TexturedIndexRemap[SrcSection->mIndices[IndexIdx + 0]]);
}
}
}
}
}
}
void lcLibraryMeshData::AddMeshDataNoDuplicateCheck(const lcLibraryMeshData& Data, const lcMatrix44& Transform, lcuint32 CurrentColorCode, bool InvertWinding, bool InvertNormals, lcLibraryTextureMap* TextureMap, lcMeshDataType OverrideDestIndex)
{
for (int MeshDataIdx = 0; MeshDataIdx < LC_NUM_MESHDATA_TYPES; MeshDataIdx++)
{
int DestIndex = OverrideDestIndex == LC_MESHDATA_SHARED ? MeshDataIdx : OverrideDestIndex;
const lcArray<lcLibraryMeshVertex>& DataVertices = Data.mVertices[MeshDataIdx];
lcArray<lcLibraryMeshVertex>& Vertices = mVertices[DestIndex];
lcArray<lcLibraryMeshVertexTextured>& TexturedVertices = mTexturedVertices[DestIndex];
lcuint32 BaseIndex;
if (!TextureMap)
{
BaseIndex = Vertices.GetSize();
Vertices.SetGrow(lcMin(Vertices.GetSize(), 8 * 1024 * 1024));
Vertices.AllocGrow(DataVertices.GetSize());
for (int SrcVertexIdx = 0; SrcVertexIdx < DataVertices.GetSize(); SrcVertexIdx++)
{
const lcLibraryMeshVertex& SrcVertex = DataVertices[SrcVertexIdx];
lcLibraryMeshVertex& DstVertex = Vertices.Add();
DstVertex.Position = lcMul31(SrcVertex.Position, Transform);
DstVertex.Normal = lcNormalize(lcMul30(SrcVertex.Normal, Transform));
if (InvertNormals)
DstVertex.Normal = -DstVertex.Normal;
DstVertex.NormalWeight = SrcVertex.NormalWeight;
}
}
else
{
BaseIndex = TexturedVertices.GetSize();
TexturedVertices.AllocGrow(DataVertices.GetSize());
for (int SrcVertexIdx = 0; SrcVertexIdx < DataVertices.GetSize(); SrcVertexIdx++)
{
const lcLibraryMeshVertex& SrcVertex = DataVertices[SrcVertexIdx];
lcLibraryMeshVertexTextured& DstVertex = TexturedVertices.Add();
lcVector3 Position = lcMul31(SrcVertex.Position, Transform);
lcVector2 TexCoord(lcDot3(lcVector3(Position.x, Position.y, Position.z), TextureMap->Params[0]) + TextureMap->Params[0].w,
lcDot3(lcVector3(Position.x, Position.y, Position.z), TextureMap->Params[1]) + TextureMap->Params[1].w);
DstVertex.Position = Position;
DstVertex.Normal = lcNormalize(lcMul30(SrcVertex.Normal, Transform));
if (InvertNormals)
DstVertex.Normal = -DstVertex.Normal;
DstVertex.NormalWeight = SrcVertex.NormalWeight;
DstVertex.TexCoord = TexCoord;
}
}
const lcArray<lcLibraryMeshVertexTextured>& DataTexturedVertices = Data.mTexturedVertices[MeshDataIdx];
int TexturedVertexCount = DataTexturedVertices.GetSize();
lcuint32 BaseTexturedIndex = TexturedVertices.GetSize();
if (TexturedVertexCount)
{
TexturedVertices.AllocGrow(TexturedVertexCount);
for (int SrcVertexIdx = 0; SrcVertexIdx < TexturedVertexCount; SrcVertexIdx++)
{
const lcLibraryMeshVertexTextured& SrcVertex = DataTexturedVertices[SrcVertexIdx];
lcLibraryMeshVertexTextured& DstVertex = TexturedVertices.Add();
DstVertex.Position = lcMul31(SrcVertex.Position, Transform);
DstVertex.Normal = SrcVertex.Normal;
if (InvertNormals)
DstVertex.Normal = -DstVertex.Normal;
DstVertex.NormalWeight = SrcVertex.NormalWeight;
DstVertex.TexCoord = SrcVertex.TexCoord;
}
}
const lcArray<lcLibraryMeshSection*>& DataSections = Data.mSections[MeshDataIdx];
lcArray<lcLibraryMeshSection*>& Sections = mSections[DestIndex];
for (int SrcSectionIdx = 0; SrcSectionIdx < DataSections.GetSize(); SrcSectionIdx++)
{
lcLibraryMeshSection* SrcSection = DataSections[SrcSectionIdx];
lcLibraryMeshSection* DstSection = nullptr;
lcuint32 ColorCode = SrcSection->mColor == 16 ? CurrentColorCode : SrcSection->mColor;
lcTexture* Texture;
if (SrcSection->mTexture)
Texture = SrcSection->mTexture;
else if (TextureMap)
Texture = TextureMap->Texture;
else
Texture = nullptr;
for (int DstSectionIdx = 0; DstSectionIdx < Sections.GetSize(); DstSectionIdx++)
{
lcLibraryMeshSection* Section = Sections[DstSectionIdx];
if (Section->mColor == ColorCode && Section->mPrimitiveType == SrcSection->mPrimitiveType && Section->mTexture == Texture)
{
DstSection = Section;
break;
}
}
if (!DstSection)
{
DstSection = new lcLibraryMeshSection(SrcSection->mPrimitiveType, ColorCode, Texture);
Sections.Add(DstSection);
}
DstSection->mIndices.SetGrow(lcMin(DstSection->mIndices.GetSize(), 8 * 1024 * 1024));
DstSection->mIndices.AllocGrow(SrcSection->mIndices.GetSize());
if (!SrcSection->mTexture)
{
if (!InvertWinding || (SrcSection->mPrimitiveType != LC_MESH_TRIANGLES && SrcSection->mPrimitiveType != LC_MESH_TEXTURED_TRIANGLES))
{
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx++)
DstSection->mIndices.Add(BaseIndex + SrcSection->mIndices[IndexIdx]);
}
else
{
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx += 3)
{
DstSection->mIndices.Add(BaseIndex + SrcSection->mIndices[IndexIdx + 2]);
DstSection->mIndices.Add(BaseIndex + SrcSection->mIndices[IndexIdx + 1]);
DstSection->mIndices.Add(BaseIndex + SrcSection->mIndices[IndexIdx + 0]);
}
}
}
else
{
if (!InvertWinding || (SrcSection->mPrimitiveType != LC_MESH_TRIANGLES && SrcSection->mPrimitiveType != LC_MESH_TEXTURED_TRIANGLES))
{
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx++)
DstSection->mIndices.Add(BaseTexturedIndex + SrcSection->mIndices[IndexIdx]);
}
else
{
for (int IndexIdx = 0; IndexIdx < SrcSection->mIndices.GetSize(); IndexIdx += 3)
{
DstSection->mIndices.Add(BaseTexturedIndex + SrcSection->mIndices[IndexIdx + 2]);
DstSection->mIndices.Add(BaseTexturedIndex + SrcSection->mIndices[IndexIdx + 1]);
DstSection->mIndices.Add(BaseTexturedIndex + SrcSection->mIndices[IndexIdx + 0]);
}
}
}
}
}
}
bool lcPiecesLibrary::PieceInCategory(PieceInfo* Info, const char* CategoryKeywords) const
{
if (Info->IsTemporary())
return false;
const char* PieceName;
if (Info->m_strDescription[0] == '~' || Info->m_strDescription[0] == '_')
PieceName = Info->m_strDescription + 1;
else
PieceName = Info->m_strDescription;
return lcMatchCategory(PieceName, CategoryKeywords);
}
void lcPiecesLibrary::GetCategoryEntries(int CategoryIndex, bool GroupPieces, lcArray<PieceInfo*>& SinglePieces, lcArray<PieceInfo*>& GroupedPieces)
{
if (CategoryIndex >= 0 && CategoryIndex < gCategories.GetSize())
GetCategoryEntries(gCategories[CategoryIndex].Keywords.constData(), GroupPieces, SinglePieces, GroupedPieces);
}
void lcPiecesLibrary::GetCategoryEntries(const char* CategoryKeywords, bool GroupPieces, lcArray<PieceInfo*>& SinglePieces, lcArray<PieceInfo*>& GroupedPieces)
{
SinglePieces.RemoveAll();
GroupedPieces.RemoveAll();
for (const auto PieceIt : mPieces)
{
PieceInfo* Info = PieceIt.second;
if (!PieceInCategory(Info, CategoryKeywords))
continue;
if (!GroupPieces)
{
SinglePieces.Add(Info);
continue;
}
// Check if it's a patterned piece.
if (Info->IsPatterned())
{
PieceInfo* Parent;
// Find the parent of this patterned piece.
char ParentName[LC_PIECE_NAME_LEN];
strcpy(ParentName, Info->mFileName);
*strchr(ParentName, 'P') = '\0';
strcat(ParentName, ".dat");
Parent = FindPiece(ParentName, nullptr, false, false);
if (Parent)
{
// Check if the parent was added as a single piece.
int Index = SinglePieces.FindIndex(Parent);
if (Index != -1)
SinglePieces.RemoveIndex(Index);
Index = GroupedPieces.FindIndex(Parent);
if (Index == -1)
GroupedPieces.Add(Parent);
}
else
{
// Patterned pieces should have a parent but in case they don't just add them anyway.
SinglePieces.Add(Info);
}
}
else
{
// Check if this piece has already been added to this category by one of its children.
int Index = GroupedPieces.FindIndex(Info);
if (Index == -1)
SinglePieces.Add(Info);
}
}
}
void lcPiecesLibrary::GetPatternedPieces(PieceInfo* Parent, lcArray<PieceInfo*>& Pieces) const
{
char Name[LC_PIECE_NAME_LEN];
strcpy(Name, Parent->mFileName);
char* Ext = strchr(Name, '.');
if (Ext)
*Ext = 0;
strcat(Name, "P");
strupr(Name);
Pieces.RemoveAll();
for (const auto PieceIt : mPieces)
if (strncmp(Name, PieceIt.first.c_str(), strlen(Name)) == 0)
Pieces.Add(PieceIt.second);
// Sometimes pieces with A and B versions don't follow the same convention (for example, 3040Pxx instead of 3040BPxx).
if (Pieces.GetSize() == 0)
{
strcpy(Name, Parent->mFileName);
Ext = strchr(Name, '.');
if (Ext)
*Ext = 0;
size_t Len = strlen(Name);
if (Name[Len-1] < '0' || Name[Len-1] > '9')
Name[Len-1] = 'P';
for (const auto PieceIt : mPieces)
if (strncmp(Name, PieceIt.first.c_str(), strlen(Name)) == 0)
Pieces.Add(PieceIt.second);
}
}
void lcPiecesLibrary::GetParts(lcArray<PieceInfo*>& Parts)
{
Parts.SetSize(0);
Parts.AllocGrow(mPieces.size());
for (const auto PartIt : mPieces)
Parts.Add(PartIt.second);
}
bool lcPiecesLibrary::LoadBuiltinPieces()
{
QResource Resource(":/resources/library.zip");
if (!Resource.isValid())
return false;
lcMemFile* File = new lcMemFile();
File->WriteBuffer(Resource.data(), Resource.size());
if (!OpenArchive(File, "builtin", LC_ZIPFILE_OFFICIAL))
{
delete File;
return false;
}
lcMemFile PieceFile;
for (const auto PieceIt : mPieces)
{
PieceInfo* Info = PieceIt.second;
mZipFiles[Info->mZipFileType]->ExtractFile(Info->mZipFileIndex, PieceFile, 256);
PieceFile.Seek(0, SEEK_END);
PieceFile.WriteU8(0);
char* Src = (char*)PieceFile.mBuffer + 2;
char* Dst = Info->m_strDescription;
for (;;)
{
if (*Src != '\r' && *Src != '\n' && *Src && Dst - Info->m_strDescription < (int)sizeof(Info->m_strDescription) - 1)
{
*Dst++ = *Src++;
continue;
}
*Dst = 0;
break;
}
}
lcLoadDefaultColors();
lcLoadDefaultCategories(true);
lcSynthInit();
return true;
}
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