haskal
/
kicad
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Speed up Altium compound file reader 

Just read the footprint list once and store the cache for later use.
This commit is contained in:
Seth Hillbrand 2023-08-31 09:16:35 -07:00
parent b8b2498e0c
commit 1b63d11adf
4 changed files with 70 additions and 148 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

204
common/plugins/altium/altium_parser.cpp
View File

@ -89,159 +89,27 @@ ALTIUM_COMPOUND_FILE::ALTIUM_COMPOUND_FILE( const wxString& aFilePath )
}
std::map<wxString, wxString> ALTIUM_COMPOUND_FILE::ListLibFootprints() const
std::map<wxString, wxString> ALTIUM_COMPOUND_FILE::ListLibFootprints()
{
std::map<wxString, wxString> patternMap;
if( m_libFootprintDirNameCache.empty() )
cacheLibFootprintNames();
if( !m_reader )
return patternMap;
const CFB::COMPOUND_FILE_ENTRY* root = m_reader->GetRootEntry();
if( !root )
return patternMap;
m_reader->EnumFiles( root, 2,
[&]( const CFB::COMPOUND_FILE_ENTRY* entry, const CFB::utf16string& dir,
int level ) -> int
{
std::wstring dirName = UTF16ToWstring( dir.data(), dir.size() );
std::wstring fileName = UTF16ToWstring( entry->name, entry->nameLen );
if( m_reader->IsStream( entry ) && fileName == L"Parameters" )
{
ALTIUM_PARSER parametersReader( *this, entry );
std::map<wxString, wxString> parameterProperties =
parametersReader.ReadProperties();
wxString key = ALTIUM_PARSER::ReadString(
parameterProperties, wxT( "PATTERN" ), wxT( "" ) );
wxString fpName = ALTIUM_PARSER::ReadUnicodeString(
parameterProperties, wxT( "PATTERN" ), wxT( "" ) );
patternMap.emplace( key, fpName );
}
return 0;
} );
return patternMap;
return m_libFootprintDirNameCache;
}
std::tuple<wxString, const CFB::COMPOUND_FILE_ENTRY*>
ALTIUM_COMPOUND_FILE::FindLibFootprintDirName( const wxString& aFpUnicodeName ) const
ALTIUM_COMPOUND_FILE::FindLibFootprintDirName( const wxString& aFpUnicodeName )
{
if( !m_reader )
return std::tuple<wxString, const CFB::COMPOUND_FILE_ENTRY*>( wxEmptyString, nullptr );
if( m_libFootprintNameCache.empty() )
cacheLibFootprintNames();
const CFB::COMPOUND_FILE_ENTRY* root = m_reader->GetRootEntry();
auto it = m_libFootprintNameCache.find( aFpUnicodeName );
if( !root )
return std::tuple<wxString, const CFB::COMPOUND_FILE_ENTRY*>( wxEmptyString, nullptr );
if( it == m_libFootprintNameCache.end() )
return { wxEmptyString, nullptr };
wxString retStr;
const CFB::COMPOUND_FILE_ENTRY* retEntry = nullptr;
// Cheap and easy check first as most ASCII-coded libs are under the same dir name
m_reader->EnumFiles( root, 1,
[&]( const CFB::COMPOUND_FILE_ENTRY* tentry, const CFB::utf16string&, int ) -> int
{
// We are only looking for one string, so if we found it, break the loop
if( retStr != wxEmptyString )
return 1;
std::wstring dirName = UTF16ToWstring( tentry->name, tentry->nameLen );
if( aFpUnicodeName.ToStdWstring().compare( 0, 10, dirName, 0, 10 ) )
return 0;
m_reader->EnumFiles( tentry, 1,
[&]( const CFB::COMPOUND_FILE_ENTRY* entry, const CFB::utf16string&, int ) -> int
{
std::wstring fileName = UTF16ToWstring( entry->name, entry->nameLen );
if( m_reader->IsStream( entry ) && fileName == L"Parameters" )
{
ALTIUM_PARSER parametersReader( *this, entry );
std::map<wxString, wxString> parameterProperties =
parametersReader.ReadProperties();
wxString fpName = ALTIUM_PARSER::ReadUnicodeString(
parameterProperties, wxT( "PATTERN" ), wxT( "" ) );
if( fpName == aFpUnicodeName )
{
retStr = dirName;
return 1;
}
}
return 0;
} );
if( retStr != wxEmptyString )
{
retEntry = tentry;
return 1;
}
return 0;
} );
if( retStr != wxEmptyString )
return std::make_tuple( retStr, retEntry );
// Now do the expensive check, iterating through each directory in the library and reading the files
m_reader->EnumFiles( root, 1,
[&]( const CFB::COMPOUND_FILE_ENTRY* tentry, const CFB::utf16string& dir,
int level ) -> int
{
if( retStr != wxEmptyString )
return 1;
std::wstring dirName = UTF16ToWstring( tentry->name, tentry->nameLen );
m_reader->EnumFiles( tentry, 1,
[&]( const CFB::COMPOUND_FILE_ENTRY* entry, const CFB::utf16string&, int ) -> int
{
std::wstring fileName = UTF16ToWstring( entry->name, entry->nameLen );
if( m_reader->IsStream( entry ) && fileName == L"Parameters" )
{
ALTIUM_PARSER parametersReader( *this, entry );
std::map<wxString, wxString> parameterProperties =
parametersReader.ReadProperties();
wxString fpName = ALTIUM_PARSER::ReadUnicodeString(
parameterProperties, wxT( "PATTERN" ), wxT( "" ) );
if( fpName == aFpUnicodeName )
{
retStr = dirName;
return 1;
}
}
return 0;
} );
if( retStr != wxEmptyString )
{
retEntry = tentry;
return 1;
}
return 0;
} );
if( retStr != wxEmptyString )
return std::make_tuple( retStr, retEntry );
return std::tuple<wxString, const CFB::COMPOUND_FILE_ENTRY*>( wxEmptyString, nullptr );
return { it->first, it->second };
}
@ -351,6 +219,53 @@ ALTIUM_COMPOUND_FILE::FindStream( const std::vector<std::string>& aStreamPath )
}
void ALTIUM_COMPOUND_FILE::cacheLibFootprintNames()
{
m_libFootprintDirNameCache.clear();
m_libFootprintNameCache.clear();
if( !m_reader )
return;
const CFB::COMPOUND_FILE_ENTRY* root = m_reader->GetRootEntry();
if( !root )
return;
m_reader->EnumFiles( root, 1,
[this]( const CFB::COMPOUND_FILE_ENTRY* tentry, const CFB::utf16string& dir,
int level ) -> int
{
if( m_reader->IsStream( tentry ) )
return 0;
m_reader->EnumFiles( tentry, 1,
[&]( const CFB::COMPOUND_FILE_ENTRY* entry, const CFB::utf16string&, int ) -> int
{
std::wstring fileName = UTF16ToWstring( entry->name, entry->nameLen );
if( m_reader->IsStream( entry ) && fileName == L"Parameters" )
{
ALTIUM_PARSER parametersReader( *this, entry );
std::map<wxString, wxString> parameterProperties =
parametersReader.ReadProperties();
wxString key = ALTIUM_PARSER::ReadString(
parameterProperties, wxT( "PATTERN" ), wxT( "" ) );
wxString fpName = ALTIUM_PARSER::ReadUnicodeString(
parameterProperties, wxT( "PATTERN" ), wxT( "" ) );
m_libFootprintDirNameCache[key] = fpName;
m_libFootprintNameCache[fpName] = tentry;
}
return 0;
} );
return 0;
} );
}
ALTIUM_PARSER::ALTIUM_PARSER( const ALTIUM_COMPOUND_FILE& aFile,
const CFB::COMPOUND_FILE_ENTRY* aEntry )
{
@ -587,4 +502,5 @@ wxString ALTIUM_PARSER::ReadUnicodeString( const std::map<wxString, wxString>& a
}
return ReadString( aProps, aKey, aDefault );
}
}

10
common/plugins/altium/altium_parser.h
View File

@ -67,9 +67,9 @@ public:
const CFB::CompoundFileReader& GetCompoundFileReader() const { return *m_reader; }
std::map<wxString, wxString> ListLibFootprints() const;
std::map<wxString, wxString> ListLibFootprints();
std::tuple<wxString, const CFB::COMPOUND_FILE_ENTRY*> FindLibFootprintDirName( const wxString& aFpUnicodeName ) const;
std::tuple<wxString, const CFB::COMPOUND_FILE_ENTRY*> FindLibFootprintDirName( const wxString& aFpUnicodeName );
const CFB::COMPOUND_FILE_ENTRY* FindStream( const std::vector<std::string>& aStreamPath ) const;
@ -82,8 +82,14 @@ public:
std::map<wxString, const CFB::COMPOUND_FILE_ENTRY*> GetLibSymbols( const CFB::COMPOUND_FILE_ENTRY* aStart ) const;
private:
void cacheLibFootprintNames();
std::unique_ptr<CFB::CompoundFileReader> m_reader;
std::vector<char> m_buffer;
std::map<wxString, const CFB::COMPOUND_FILE_ENTRY*> m_libFootprintNameCache;
std::map<wxString, wxString> m_libFootprintDirNameCache;
};

2
pcbnew/plugins/altium/altium_pcb.cpp
View File

@ -603,7 +603,7 @@ void ALTIUM_PCB::Parse( const ALTIUM_COMPOUND_FILE& altiumPcbFi
}
FOOTPRINT* ALTIUM_PCB::ParseFootprint( const ALTIUM_COMPOUND_FILE& altiumLibFile,
FOOTPRINT* ALTIUM_PCB::ParseFootprint( ALTIUM_COMPOUND_FILE& altiumLibFile,
const wxString& aFootprintName )
{
std::unique_ptr<FOOTPRINT> footprint = std::make_unique<FOOTPRINT>( m_board );

2
pcbnew/plugins/altium/altium_pcb.h
View File

@ -112,7 +112,7 @@ public:
void Parse( const ALTIUM_COMPOUND_FILE& aAltiumPcbFile,
const std::map<ALTIUM_PCB_DIR, std::string>& aFileMapping );
FOOTPRINT* ParseFootprint( const ALTIUM_COMPOUND_FILE& altiumLibFile,
FOOTPRINT* ParseFootprint( ALTIUM_COMPOUND_FILE& altiumLibFile,
const wxString& aFootprintName );
private: