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39 | |
40 | #include "qquickprofiler_p.h" |
41 | |
42 | #include <QtQml/private/qqmlabstractprofileradapter_p.h> |
43 | |
44 | #include <QtCore/qcoreapplication.h> |
45 | #include <QtCore/qthread.h> |
46 | |
47 | QT_BEGIN_NAMESPACE |
48 | |
49 | // instance will be set, unset in constructor. Allows static methods to be inlined. |
50 | QQuickProfiler *QQuickProfiler::s_instance = nullptr; |
51 | quint64 QQuickProfiler::featuresEnabled = 0; |
52 | |
53 | void QQuickProfiler::initialize(QObject *parent) |
54 | { |
55 | Q_ASSERT(s_instance == nullptr); |
56 | s_instance = new QQuickProfiler(parent); |
57 | } |
58 | |
59 | void animationTimerCallback(qint64 delta) |
60 | { |
61 | Q_QUICK_PROFILE(QQuickProfiler::ProfileAnimations, animationFrame(delta, |
62 | QThread::currentThread() == QCoreApplication::instance()->thread() ? |
63 | QQuickProfiler::GuiThread : QQuickProfiler::RenderThread)); |
64 | } |
65 | |
66 | void QQuickProfiler::registerAnimationCallback() |
67 | { |
68 | QUnifiedTimer::instance()->registerProfilerCallback(cb: &animationTimerCallback); |
69 | } |
70 | |
71 | class CallbackRegistrationHelper : public QObject { |
72 | Q_OBJECT |
73 | public: |
74 | void registerAnimationTimerCallback() |
75 | { |
76 | QQuickProfiler::registerAnimationCallback(); |
77 | delete this; |
78 | } |
79 | }; |
80 | |
81 | #include "qquickprofiler.moc" |
82 | #include "moc_qquickprofiler_p.cpp" |
83 | |
84 | QQuickProfiler::QQuickProfiler(QObject *parent) : QObject(parent) |
85 | { |
86 | // This is safe because at this point the m_instance isn't initialized, yet. |
87 | m_timer.start(); |
88 | CallbackRegistrationHelper *helper = new CallbackRegistrationHelper; // will delete itself |
89 | helper->moveToThread(thread: QCoreApplication::instance()->thread()); |
90 | |
91 | // Queue the signal to have the animation timer registration run in the right thread; |
92 | QObject signalSource; |
93 | connect(sender: &signalSource, signal: &QObject::destroyed, |
94 | receiver: helper, slot: &CallbackRegistrationHelper::registerAnimationTimerCallback, |
95 | type: Qt::QueuedConnection); |
96 | } |
97 | |
98 | QQuickProfiler::~QQuickProfiler() |
99 | { |
100 | QMutexLocker lock(&m_dataMutex); |
101 | featuresEnabled = 0; |
102 | s_instance = nullptr; |
103 | } |
104 | |
105 | void QQuickProfiler::startProfilingImpl(quint64 features) |
106 | { |
107 | QMutexLocker lock(&m_dataMutex); |
108 | featuresEnabled = features; |
109 | } |
110 | |
111 | void QQuickProfiler::stopProfilingImpl() |
112 | { |
113 | QMutexLocker lock(&m_dataMutex); |
114 | featuresEnabled = 0; |
115 | emit dataReady(data: m_data); |
116 | m_data.clear(); |
117 | } |
118 | |
119 | void QQuickProfiler::reportDataImpl() |
120 | { |
121 | QMutexLocker lock(&m_dataMutex); |
122 | emit dataReady(data: m_data); |
123 | m_data.clear(); |
124 | } |
125 | |
126 | void QQuickProfiler::setTimer(const QElapsedTimer &t) |
127 | { |
128 | QMutexLocker lock(&m_dataMutex); |
129 | m_timer = t; |
130 | } |
131 | |
132 | QT_END_NAMESPACE |
133 | |