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Improve symbol instance data file save ordering. 

Use the root schematic UUID to order projects and sort symbol instance
data by KIID_PATH.  This will ensure file changes to instance data are
more consistent by using a fixed ordering.

Fixes https://gitlab.com/kicad/code/kicad/-/issues/17737
This commit is contained in:
Wayne Stambaugh 2024-04-20 08:57:00 -04:00
parent 95136494b3
commit a86a258f66
1 changed files with 52 additions and 48 deletions
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100
eeschema/sch_io/kicad_sexpr/sch_io_kicad_sexpr.cpp
View File

@ -803,75 +803,79 @@ void SCH_IO_KICAD_SEXPR::saveSymbol( SCH_SYMBOL* aSymbol, const SCHEMATIC& aSche
if( !aSymbol->GetInstances().empty() )
{
std::map<KIID, std::vector<SCH_SYMBOL_INSTANCE>> projectInstances;
m_out->Print( aNestLevel + 1, "(instances\n" );
wxString projectName;
KIID lastProjectUuid;
KIID rootSheetUuid = aSchematic.Root().m_Uuid;
SCH_SHEET_LIST fullHierarchy = aSchematic.GetSheets();
bool project_open = false;
for( size_t i = 0; i < aSymbol->GetInstances().size(); i++ )
for( const SCH_SYMBOL_INSTANCE& inst : aSymbol->GetInstances() )
{
// Zero length KIID_PATH objects are not valid and will cause a crash below.
wxCHECK2( aSymbol->GetInstances()[i].m_Path.size(), continue );
wxCHECK2( inst.m_Path.size(), continue );
// If the instance data is part of this design but no longer has an associated sheet
// path, don't save it. This prevents large amounts of orphaned instance data for the
// current project from accumulating in the schematic files.
//
// Keep all instance data when copying to the clipboard. It may be needed on paste.
if( !aForClipboard
&& ( aSymbol->GetInstances()[i].m_Path[0] == rootSheetUuid )
&& !fullHierarchy.GetSheetPathByKIIDPath( aSymbol->GetInstances()[i].m_Path ) )
{
if( project_open && ( ( i + 1 == aSymbol->GetInstances().size() )
|| lastProjectUuid != aSymbol->GetInstances()[i+1].m_Path[0] ) )
{
m_out->Print( aNestLevel + 2, ")\n" ); // Closes `project`.
project_open = false;
}
bool isOrphaned = ( inst.m_Path[0] == rootSheetUuid )
&& !fullHierarchy.GetSheetPathByKIIDPath( inst.m_Path );
// Keep all instance data when copying to the clipboard. They may be needed on paste.
if( !aForClipboard && isOrphaned )
continue;
}
if( lastProjectUuid != aSymbol->GetInstances()[i].m_Path[0] )
auto it = projectInstances.find( inst.m_Path[0] );
if( it == projectInstances.end() )
{
wxString projectName;
if( aSymbol->GetInstances()[i].m_Path[0] == rootSheetUuid )
projectName = aSchematic.Prj().GetProjectName();
else
projectName = aSymbol->GetInstances()[i].m_ProjectName;
lastProjectUuid = aSymbol->GetInstances()[i].m_Path[0];
m_out->Print( aNestLevel + 2, "(project %s\n",
m_out->Quotew( projectName ).c_str() );
project_open = true;
projectInstances[ inst.m_Path[0] ] = { inst };
}
wxString path;
KIID_PATH tmp = aSymbol->GetInstances()[i].m_Path;
if( aForClipboard && aRelativePath )
tmp.MakeRelativeTo( aRelativePath->Path() );
path = tmp.AsString();
m_out->Print( aNestLevel + 3, "(path %s\n",
m_out->Quotew( path ).c_str() );
m_out->Print( aNestLevel + 4, "(reference %s) (unit %d)\n",
m_out->Quotew( aSymbol->GetInstances()[i].m_Reference ).c_str(),
aSymbol->GetInstances()[i].m_Unit );
m_out->Print( aNestLevel + 3, ")\n" );
if( project_open && ( ( i + 1 == aSymbol->GetInstances().size() )
|| lastProjectUuid != aSymbol->GetInstances()[i+1].m_Path[0] ) )
else
{
m_out->Print( aNestLevel + 2, ")\n" ); // Closes `project`.
project_open = false;
it->second.emplace_back( inst );
}
}
for( auto& [uuid, instances] : projectInstances )
{
wxCHECK2( instances.size(), continue );
// Sort project instances by KIID_PATH.
std::sort( instances.begin(), instances.end(),
[]( SCH_SYMBOL_INSTANCE& aLhs, SCH_SYMBOL_INSTANCE& aRhs )
{
return aLhs.m_Path < aRhs.m_Path;
} );
projectName = instances[0].m_ProjectName;
m_out->Print( aNestLevel + 2, "(project %s\n",
m_out->Quotew( projectName ).c_str() );
for( const SCH_SYMBOL_INSTANCE& instance : instances )
{
wxString path;
KIID_PATH tmp = instance.m_Path;
if( aForClipboard && aRelativePath )
tmp.MakeRelativeTo( aRelativePath->Path() );
path = tmp.AsString();
m_out->Print( aNestLevel + 3, "(path %s\n",
m_out->Quotew( path ).c_str() );
m_out->Print( aNestLevel + 4, "(reference %s) (unit %d)\n",
m_out->Quotew( instance.m_Reference ).c_str(),
instance.m_Unit );
m_out->Print( aNestLevel + 3, ")\n" );
}
m_out->Print( aNestLevel + 2, ")\n" ); // Closes `project`.
}
m_out->Print( aNestLevel + 1, ")\n" ); // Closes `instances`.
}