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Implement Perfetto Tracing

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This commit implements tracing Skyline using https://perfetto.dev/ for SVCs, IPC, Scheduler and Presentation
This commit is contained in:
Billy Laws
2021-03-12 00:11:12 +05:30
committed by ◱ Mark
parent 1155394d58
commit 6c6e665569
14 changed files with 74 additions and 3 deletions
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8
app/src/main/cpp/skyline/gpu/presentation_engine.cpp
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@ -9,7 +9,11 @@ extern skyline::u16 Fps;
extern skyline::u32 FrameTime;
namespace skyline::gpu {
PresentationEngine::PresentationEngine(const DeviceState &state) : state(state), vsyncEvent(std::make_shared<kernel::type::KEvent>(state, true)), bufferEvent(std::make_shared<kernel::type::KEvent>(state, true)) {}
PresentationEngine::PresentationEngine(const DeviceState &state) : state(state), vsyncEvent(std::make_shared<kernel::type::KEvent>(state, true)), bufferEvent(std::make_shared<kernel::type::KEvent>(state, true)), presentationTrack(static_cast<uint64_t>(tracing::TrackIds::Presentation), perfetto::ProcessTrack::Current()) {
auto desc{presentationTrack.Serialize()};
desc.set_name("Presentation");
perfetto::TrackEvent::SetTrackDescriptor(presentationTrack, desc);
}
PresentationEngine::~PresentationEngine() {
if (window)
@ -76,6 +80,8 @@ namespace skyline::gpu {
FrameTime = static_cast<u32>((now - frameTimestamp) / 10000); // frametime / 100 is the real ms value, this is to retain the first two decimals
Fps = static_cast<u16>(constant::NsInSecond / (now - frameTimestamp));
TRACE_EVENT_INSTANT("gpu", "Present", presentationTrack, "FrameTimeNs", now - frameTimestamp, "Fps", Fps);
frameTimestamp = now;
} else {
frameTimestamp = util::GetTimeNs();