Scarfski/tracy
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Load the startup trace in a background thread.

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Opening and parsing on the browser main thread froze the tab for the
whole load; the file selector path already loads in a worker thread,
so boot now uses the same thread, progress modal, and error dialogs.
This commit is contained in:
Bartosz Taudul
2026-09-12 22:18:18 +02:00
parent af3432cfde
commit 63ffadc852
1 changed files with 15 additions and 20 deletions
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35
profiler/src/main.cpp
View File

@@ -248,14 +248,21 @@ int main( int argc, char** argv )
};
if( FileExists( "/url.tracy" ) )
{
try
{
initFileOpen.reset( tracy::FileRead::Open( "/url.tracy" ) );
}
catch( const tracy::NotTracyDump& ) { EM_ASM( alert( "The provided URL did not contain a valid Tracy trace." ) ); }
catch( const tracy::FileReadError& ) { EM_ASM( alert( "The trace from the provided URL could not be read." ) ); }
catch( const tracy::UnsupportedVersion& ) { EM_ASM( alert( "The trace from the provided URL requires a newer version of Tracy." ) ); }
catch( const tracy::LegacyVersion& ) { EM_ASM( alert( "The trace from the provided URL is in a legacy format." ) ); }
loadThread = std::thread( [] {
try
{
auto f = std::shared_ptr<tracy::FileRead>( tracy::FileRead::Open( "/url.tracy" ) );
if( f )
{
view.store( std::make_shared<tracy::View>( RunOnMainThread, *f, SetWindowTitleCallback, SetupScaleCallback, AttentionCallback, s_achievements ), std::memory_order_release );
}
}
catch( const tracy::NotTracyDump& ) { badVer.state = tracy::BadVersionState::BadFile; }
catch( const tracy::FileReadError& ) { badVer.state = tracy::BadVersionState::ReadError; }
catch( const tracy::UnsupportedVersion& e ) { badVer.state = tracy::BadVersionState::UnsupportedVersion; badVer.version = e.version; }
catch( const tracy::LegacyVersion& e ) { badVer.state = tracy::BadVersionState::LegacyVersion; badVer.version = e.version; }
catch( const tracy::LoadFailure& e ) { badVer.state = tracy::BadVersionState::LoadFailure; badVer.msg = e.msg; }
} );
}
#endif
if( argc == 2 )
@@ -384,17 +391,6 @@ int main( int argc, char** argv )
if( initFileOpen )
{
#ifdef __EMSCRIPTEN__
try
{
view.store( std::make_shared<tracy::View>( RunOnMainThread, *initFileOpen, SetWindowTitleCallback, SetupScaleCallback, AttentionCallback, s_achievements ), std::memory_order_release );
}
catch( const std::exception& e )
{
const std::string msg = std::string( "Failed to load the trace: " ) + e.what();
EM_ASM( alert( UTF8ToString( $0 ) ), msg.c_str() );
}
#else
try
{
view.store( std::make_shared<tracy::View>( RunOnMainThread, *initFileOpen, SetWindowTitleCallback, SetupScaleCallback, AttentionCallback, s_achievements ), std::memory_order_release );
@@ -405,7 +401,6 @@ int main( int argc, char** argv )
initFileOpen.reset();
_Exit( 1 );
}
#endif
initFileOpen.reset();
}
else if( connectTo )