mirror of
https://github.com/mozilla/gecko-dev.git
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172 lines
4.4 KiB
C++
172 lines
4.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef PROFILER_MARKERS_H
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#define PROFILER_MARKERS_H
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#include "JSStreamWriter.h"
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#include "mozilla/TimeStamp.h"
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#include "nsAutoPtr.h"
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#include "Units.h" // For ScreenIntPoint
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namespace mozilla {
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namespace layers {
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class Layer;
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} // layers
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} // mozilla
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/**
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* This is an abstract object that can be implied to supply
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* data to be attached with a profiler marker. Most data inserted
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* into a profile is stored in a circular buffer. This buffer
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* typically wraps around and overwrites most entries. Because
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* of this, this structure is designed to defer the work of
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* prepare the payload only when 'preparePayload' is called.
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*
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* Note when implementing that this object is typically constructed
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* on a particular thread but 'preparePayload' and the destructor
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* is called from the main thread.
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*/
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class ProfilerMarkerPayload
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{
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public:
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/**
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* ProfilerMarkerPayload takes ownership of aStack
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*/
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explicit ProfilerMarkerPayload(ProfilerBacktrace* aStack = nullptr);
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ProfilerMarkerPayload(const mozilla::TimeStamp& aStartTime,
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const mozilla::TimeStamp& aEndTime,
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ProfilerBacktrace* aStack = nullptr);
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/**
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* Called from the main thread
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*/
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virtual ~ProfilerMarkerPayload();
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/**
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* Called from the main thread
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*/
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void StreamPayload(JSStreamWriter& b) {
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return streamPayload(b);
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}
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protected:
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/**
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* Called from the main thread
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*/
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void streamCommonProps(const char* aMarkerType, JSStreamWriter& b);
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/**
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* Called from the main thread
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*/
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virtual void
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streamPayload(JSStreamWriter& b) = 0;
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void SetStack(ProfilerBacktrace* aStack) { mStack = aStack; }
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private:
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mozilla::TimeStamp mStartTime;
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mozilla::TimeStamp mEndTime;
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ProfilerBacktrace* mStack;
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};
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class ProfilerMarkerTracing : public ProfilerMarkerPayload
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{
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public:
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ProfilerMarkerTracing(const char* aCategory, TracingMetadata aMetaData);
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ProfilerMarkerTracing(const char* aCategory, TracingMetadata aMetaData, ProfilerBacktrace* aCause);
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const char *GetCategory() const { return mCategory; }
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TracingMetadata GetMetaData() const { return mMetaData; }
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protected:
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virtual void
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streamPayload(JSStreamWriter& b) { return streamPayloadImp(b); }
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private:
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void streamPayloadImp(JSStreamWriter& b);
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private:
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const char *mCategory;
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TracingMetadata mMetaData;
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};
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#include "gfxASurface.h"
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class ProfilerMarkerImagePayload : public ProfilerMarkerPayload
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{
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public:
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explicit ProfilerMarkerImagePayload(gfxASurface *aImg);
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protected:
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virtual void
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streamPayload(JSStreamWriter& b) { return streamPayloadImp(b); }
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private:
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void streamPayloadImp(JSStreamWriter& b);
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nsRefPtr<gfxASurface> mImg;
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};
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class IOMarkerPayload : public ProfilerMarkerPayload
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{
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public:
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IOMarkerPayload(const char* aSource, const char* aFilename, const mozilla::TimeStamp& aStartTime,
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const mozilla::TimeStamp& aEndTime,
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ProfilerBacktrace* aStack);
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~IOMarkerPayload();
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protected:
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virtual void
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streamPayload(JSStreamWriter& b) { return streamPayloadImp(b); }
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private:
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void streamPayloadImp(JSStreamWriter& b);
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const char* mSource;
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char* mFilename;
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};
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/**
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* Contains the translation applied to a 2d layer so we can
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* track the layer position at each frame.
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*/
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class LayerTranslationPayload : public ProfilerMarkerPayload
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{
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public:
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LayerTranslationPayload(mozilla::layers::Layer* aLayer,
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mozilla::gfx::Point aPoint);
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protected:
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virtual void
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streamPayload(JSStreamWriter& b) { return streamPayloadImpl(b); }
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private:
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void streamPayloadImpl(JSStreamWriter& b);
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mozilla::layers::Layer* mLayer;
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mozilla::gfx::Point mPoint;
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};
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/**
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* Tracks when touch events are processed by gecko, not when
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* the touch actually occured in gonk/android.
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*/
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class TouchDataPayload : public ProfilerMarkerPayload
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{
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public:
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explicit TouchDataPayload(const mozilla::ScreenIntPoint& aPoint);
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virtual ~TouchDataPayload() {}
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protected:
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virtual void
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streamPayload(JSStreamWriter& b) { return streamPayloadImpl(b); }
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private:
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void streamPayloadImpl(JSStreamWriter& b);
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mozilla::ScreenIntPoint mPoint;
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};
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#endif // PROFILER_MARKERS_H
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