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39 | |
40 | |
41 | #include "qlogicaspect.h" |
42 | #include "qlogicaspect_p.h" |
43 | |
44 | #include <Qt3DLogic/qframeaction.h> |
45 | #include <Qt3DCore/qnode.h> |
46 | #include <QtCore/QThread> |
47 | #include <QtGui/QWindow> |
48 | |
49 | #include <Qt3DLogic/private/executor_p.h> |
50 | #include <Qt3DLogic/private/handler_p.h> |
51 | #include <Qt3DLogic/private/manager_p.h> |
52 | #include <Qt3DCore/private/qchangearbiter_p.h> |
53 | #include <Qt3DCore/private/qscene_p.h> |
54 | #include <Qt3DCore/private/qservicelocator_p.h> |
55 | |
56 | QT_BEGIN_NAMESPACE |
57 | |
58 | using namespace Qt3DCore; |
59 | |
60 | namespace Qt3DLogic { |
61 | |
62 | /*! |
63 | \class Qt3DLogic::QLogicAspect |
64 | \inherits Qt3DCore::QAbstractAspect |
65 | \inmodule Qt3DLogic |
66 | \brief Responsible for handling frame synchronization jobs. |
67 | \since 5.7 |
68 | */ |
69 | |
70 | QLogicAspectPrivate::QLogicAspectPrivate() |
71 | : QAbstractAspectPrivate() |
72 | , m_time(0) |
73 | , m_initialized(false) |
74 | , m_manager(new Logic::Manager) |
75 | , m_executor(new Logic::Executor) |
76 | , m_callbackJob(new Logic::CallbackJob) |
77 | { |
78 | m_callbackJob->setManager(m_manager.data()); |
79 | m_manager->setExecutor(m_executor.data()); |
80 | } |
81 | |
82 | void QLogicAspectPrivate::onEngineAboutToShutdown() |
83 | { |
84 | // Throw away any pending work that may deadlock during the shutdown procedure |
85 | // when the main thread waits for any queued jobs to finish. |
86 | m_executor->clearQueueAndProceed(); |
87 | } |
88 | |
89 | void QLogicAspectPrivate::registerBackendTypes() |
90 | { |
91 | Q_Q(QLogicAspect); |
92 | q->registerBackendType<QFrameAction>(QBackendNodeMapperPtr(new Logic::HandlerFunctor(m_manager.data()))); |
93 | } |
94 | |
95 | /*! |
96 | Constructs a new Qt3DLogic::QLogicAspect instance with \a parent. |
97 | */ |
98 | QLogicAspect::QLogicAspect(QObject *parent) |
99 | : QLogicAspect(*new QLogicAspectPrivate(), parent) {} |
100 | |
101 | /*! \internal */ |
102 | QLogicAspect::QLogicAspect(QLogicAspectPrivate &dd, QObject *parent) |
103 | : QAbstractAspect(dd, parent) |
104 | { |
105 | Q_D(QLogicAspect); |
106 | setObjectName(QStringLiteral("Logic Aspect" )); |
107 | d->registerBackendTypes(); |
108 | d_func()->m_manager->setLogicAspect(this); |
109 | } |
110 | |
111 | /*! \internal */ |
112 | QLogicAspect::~QLogicAspect() |
113 | { |
114 | } |
115 | |
116 | /*! \internal */ |
117 | QVector<QAspectJobPtr> QLogicAspect::jobsToExecute(qint64 time) |
118 | { |
119 | Q_D(QLogicAspect); |
120 | const qint64 deltaTime = time - d->m_time; |
121 | const float dt = static_cast<float>(deltaTime) / 1.0e9; |
122 | d->m_manager->setDeltaTime(dt); |
123 | d->m_time = time; |
124 | |
125 | // Create jobs that will get executed by the threadpool |
126 | QVector<QAspectJobPtr> jobs; |
127 | |
128 | if (d->m_manager->hasFrameActions()) |
129 | jobs.append(d->m_callbackJob); |
130 | |
131 | return jobs; |
132 | } |
133 | |
134 | /*! \internal */ |
135 | void QLogicAspect::onRegistered() |
136 | { |
137 | } |
138 | |
139 | /*! \internal */ |
140 | void QLogicAspect::onEngineStartup() |
141 | { |
142 | Q_D(QLogicAspect); |
143 | d->m_executor->setScene(d->m_arbiter->scene()); |
144 | } |
145 | |
146 | } // namespace Qt3DLogic |
147 | |
148 | QT_END_NAMESPACE |
149 | |
150 | QT3D_REGISTER_NAMESPACED_ASPECT("logic" , QT_PREPEND_NAMESPACE(Qt3DLogic), QLogicAspect) |
151 | |
152 | |