On 10.06.2011 09:41, Stephan Witt wrote:
But metrics computation looks innocent in the profiles.
Attached the output of gprof on Linux and Mac. On the Mac there is no timing, but on both systems we have the number of function calls, so it gives at least an idea which function should be reviewed. Peter
gprof flat profile: MAC: % cumulative self self total time seconds seconds calls ms/call ms/call name 0.0 0.00 0.00 11815905 0.00 0.00 __ZNK3lyx16ParagraphMetrics11singleWidthElRKNS_4FontE [44627] 0.0 0.00 0.00 8105248 0.00 0.00 __ZN3lyx10RowPainter9paintTextEv <cycle 10> [44628] 0.0 0.00 0.00 7989701 0.00 0.00 __ZNK3lyx11TextMetrics11displayFontEll [44629] 0.0 0.00 0.00 6187215 0.00 0.00 __ZNK3lyx11TextMetrics13rowBreakPointEill [44630] 0.0 0.00 0.00 5529744 0.00 0.00 __ZN3lyx6Buffer4Impl12updateMacrosERNS_11DocIteratorES3_ [44631] 0.0 0.00 0.00 3797311 0.00 0.00 __ZN3lyx10RowPainter10paintCharsERlRKNS_8FontInfoEbb [44632] 0.0 0.00 0.00 3575789 0.00 0.00 __ZN3lyx8frontend10GuiPainter4textEiiRKSbIwSt11char_traitsIwESaIwEERKNS_8FontInfoE [44633] 0.0 0.00 0.00 2712365 0.00 0.00 __ZN3lyx10RowPainter12paintFromPosERlb [44634] 0.0 0.00 0.00 2670167 0.00 0.00 __ZNK3lyx11TextMetrics8rowWidthEilll [44635] 0.0 0.00 0.00 2627345 0.00 0.00 __ZN3lyx8frontend10FontLoader7metricsERKNS_8FontInfoE [44636] 0.0 0.00 0.00 2221481 0.00 0.00 __ZN3lyx4Bidi13computeTablesERKNS_9ParagraphERKNS_6BufferERKNS_3RowE [44637] 0.0 0.00 0.00 2127497 0.00 0.00 __ZNK3lyx11TextMetrics10leftMarginEill [44638] 0.0 0.00 0.00 1877270 0.00 0.00 __ZNK3lyx11TextMetrics17computeRowMetricsElRNS_3RowEi [44639] 0.0 0.00 0.00 1704868 0.00 0.00 __ZNK3lyx4Text10isMainTextEv [44640] 0.0 0.00 0.00 1538904 0.00 0.00 __ZNK3lyx11DocIterator9paragraphEv [44641] 0.0 0.00 0.00 1523285 0.00 0.00 __ZNK3lyx9Paragraph15getFontSettingsERKNS_12BufferParamsEl [44642] 0.0 0.00 0.00 1305402 0.00 0.00 __ZN3lyx10RowPainter16paintForeignMarkEdPKNS_8LanguageEi [44643] 0.0 0.00 0.00 1139412 0.00 0.00 __ZNK3lyx9Paragraph15isWordSeparatorEl [44644] 0.0 0.00 0.00 1032866 0.00 0.00 __ZNK3lyx12BufferParams7getFontEv [44645] 0.0 0.00 0.00 1002021 0.00 0.00 __ZNK3lyx12InsetTabular7getTextEi [44646] 0.0 0.00 0.00 959852 0.00 0.00 __ZN3lyx11DocIterator12forwardInsetEv [44647] Linux: Each sample counts as 0.01 seconds. % cumulative self self total time seconds seconds calls ms/call ms/call name 7.41 0.08 0.08 3118683 0.00 0.00 lyx::frontend::GuiFontMetrics::width(wchar_t) const 6.48 0.15 0.07 154 0.45 1.14 lyx::Buffer::Impl::updateMacros(lyx::DocIterator&, lyx::DocIterator&) 4.63 0.20 0.05 3579934 0.00 0.00 lyx::frontend::(anonymous namespace)::fontinfo(lyx::FontInfo const&) 4.63 0.25 0.05 628850 0.00 0.00 lyx::Paragraph::insetList() const 4.17 0.30 0.05 740638 0.00 0.00 lyx::TextMetrics::displayFont(long, long) const 3.70 0.34 0.04 508983 0.00 0.00 lyx::RowPainter::paintChars(long&, lyx::FontInfo const&, bool, bool) 2.78 0.37 0.03 596815 0.00 0.00 lyx::Paragraph::fontSpan(long) const 2.78 0.40 0.03 244603 0.00 0.00 lyx::DocIterator::lastpit() const 2.78 0.43 0.03 19562 0.00 0.00 std::_Rb_tree<std::string, std::pair<std::string const, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > >, std::_Select1st<std::pair<std::string const, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > > >, std::less<std::string>, std::allocator<std::pair<std::string const, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > > > >::find(std::string const&) 2.78 0.46 0.03 10660 0.00 0.03 lyx::RowPainter::paintText() 2.31 0.48 0.03 801567 0.00 0.00 lyx::Text::isMainText() const 1.85 0.50 0.02 2319515 0.00 0.00 lyx::ParagraphMetrics::singleWidth(long, lyx::Font const&) const 1.85 0.52 0.02 1407038 0.00 0.00 lyx::Paragraph::getFontSettings(lyx::BufferParams const&, long) const 1.85 0.54 0.02 515770 0.00 0.00 lyx::frontend::GuiPainter::text(int, int, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > const&, lyx::FontInfo const&) 1.85 0.56 0.02 311312 0.00 0.00 lyx::Tabular::cellInset(unsigned long) const 1.85 0.58 0.02 13987 0.00 0.01 lyx::TextMetrics::rowBreakPoint(int, long, long) const 1.85 0.60 0.02 11457 0.00 0.00 lyx::Bidi::computeTables(lyx::Paragraph const&, lyx::Buffer const&, lyx::Row const&) 1.85 0.62 0.02 2019 0.01 0.01 std::_Rb_tree<std::string, std::pair<std::string const, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > >, std::_Select1st<std::pair<std::string const, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > > >, std::less<std::string>, std::allocator<std::pair<std::string const, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > > > >::_M_insert_unique(std::pair<std::string const, std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > > const&) 1.85 0.64 0.02 1142 0.02 0.02 lyx::Inset::setPosCache(lyx::PainterInfo const&, int, int) const 1.85 0.66 0.02 40 0.50 0.50 lyx::Inset::asInsetMath() const 1.85 0.68 0.02 lyx::frontend::GuiPainter::generateStringSignature(QString const&, lyx::FontInfo const&)
