Method CompressWorker

Source/ThirdParty/tracy/client/TracyProfiler.cpp:2194–2262

#ifndef TRACY_NO_FRAME_IMAGE
void Profiler::CompressWorker()
{
    ThreadExitHandler threadExitHandler;
    SetThreadName( "Tracy DXT1" );
    while( m_timeBegin.load( std::memory_order_relaxed ) == 0 ) std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) );

#ifdef TRACY_USE_RPMALLOC
    rpmalloc_thread_initialize();
#endif

    for(;;)
    {
        const auto shouldExit = ShouldExit();

        {
            bool lockHeld = true;
            while( !m_fiLock.try_lock() )
            {
                if( m_shutdownManual.load( std::memory_order_relaxed ) )
                {
                    lockHeld = false;
                    break;
                }
            }
            if( !m_fiQueue.empty() ) m_fiQueue.swap( m_fiDequeue );
            if( lockHeld )
            {
                m_fiLock.unlock();
            }
        }

        const auto sz = m_fiDequeue.size();
        if( sz > 0 )
        {
            auto fi = m_fiDequeue.data();
            auto end = fi + sz;
            while( fi != end )
            {
                const auto w = fi->w;
                const auto h = fi->h;
                const auto csz = size_t( w * h / 2 );
                auto etc1buf = (char*)tracy_malloc( csz );
                CompressImageDxt1( (const char*)fi->image, etc1buf, w, h );
                tracy_free( fi->image );

                TracyLfqPrepare( QueueType::FrameImage );
                MemWrite( &item->frameImageFat.image, (uint64_t)etc1buf );
                MemWrite( &item->frameImageFat.frame, fi->frame );
                MemWrite( &item->frameImageFat.w, w );
                MemWrite( &item->frameImageFat.h, h );
                uint8_t flip = fi->flip;
                MemWrite( &item->frameImageFat.flip, flip );
                TracyLfqCommit;

                fi++;
            }
            m_fiDequeue.clear();
        }