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https://github.com/RGBCube/serenity
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Profiler: Render signposts behind histograms
Since signposts render along the full height they could hide CPU usage spikes. This way that won't be an issue. :^)
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3d80d38954
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1 changed files with 10 additions and 10 deletions
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@ -64,6 +64,16 @@ void TimelineTrack::paint_event(GUI::PaintEvent& event)
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float column_width = this->column_width();
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float frame_height = (float)frame_inner_rect().height() / (float)m_max_value;
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for_each_signpost([&](auto& signpost) {
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int x = (int)((float)(signpost.timestamp - start_of_trace) * column_width);
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int y1 = frame_thickness();
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int y2 = height() - frame_thickness() * 2;
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painter.draw_line({ x, y1 }, { x, y2 }, Color::Magenta);
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return IterationDecision::Continue;
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});
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for (size_t bucket = 0; bucket < m_kernel_histogram->size(); bucket++) {
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auto kernel_value = m_kernel_histogram->at(bucket);
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auto user_value = m_user_histogram->at(bucket);
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@ -93,16 +103,6 @@ void TimelineTrack::paint_event(GUI::PaintEvent& event)
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int select_hover_x = (int)((float)(normalized_hover_time - start_of_trace) * column_width);
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painter.fill_rect({ select_start_x, frame_thickness(), select_end_x - select_start_x, height() - frame_thickness() * 2 }, Color(0, 0, 0, 60));
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painter.fill_rect({ select_hover_x, frame_thickness(), 1, height() - frame_thickness() * 2 }, Color::NamedColor::Black);
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for_each_signpost([&](auto& signpost) {
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int x = (int)((float)(signpost.timestamp - start_of_trace) * column_width);
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int y1 = frame_thickness();
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int y2 = height() - frame_thickness() * 2;
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painter.draw_line({ x, y1 }, { x, y2 }, Color::Magenta);
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return IterationDecision::Continue;
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});
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}
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template<typename Callback>
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