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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
56QT_BEGIN_NAMESPACE
57
58using namespace Qt3DCore;
59
60namespace 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
70QLogicAspectPrivate::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
82void QLogicAspectPrivate::onEngineAboutToShutdown()
83{
84 m_executor->setScene(nullptr);
85}
86
87void QLogicAspectPrivate::registerBackendTypes()
88{
89 Q_Q(QLogicAspect);
90 q->registerBackendType<QFrameAction>(QBackendNodeMapperPtr(new Logic::HandlerFunctor(m_manager.data())));
91}
92
93/*!
94 Constructs a new Qt3DLogic::QLogicAspect instance with \a parent.
95*/
96QLogicAspect::QLogicAspect(QObject *parent)
97 : QLogicAspect(*new QLogicAspectPrivate(), parent) {}
98
99/*! \internal */
100QLogicAspect::QLogicAspect(QLogicAspectPrivate &dd, QObject *parent)
101 : QAbstractAspect(dd, parent)
102{
103 Q_D(QLogicAspect);
104 setObjectName(QStringLiteral("Logic Aspect"));
105 d->registerBackendTypes();
106 d_func()->m_manager->setLogicAspect(this);
107}
108
109/*! \internal */
110QLogicAspect::~QLogicAspect()
111{
112}
113
114/*! \internal */
115QVector<QAspectJobPtr> QLogicAspect::jobsToExecute(qint64 time)
116{
117 Q_D(QLogicAspect);
118 const qint64 deltaTime = time - d->m_time;
119 const float dt = static_cast<float>(deltaTime) / 1.0e9;
120 d->m_manager->setDeltaTime(dt);
121 d->m_time = time;
122
123 // Create jobs that will get executed by the threadpool
124 QVector<QAspectJobPtr> jobs;
125
126 if (d->m_manager->hasFrameActions())
127 jobs.append(d->m_callbackJob);
128
129 return jobs;
130}
131
132/*! \internal */
133void QLogicAspect::onRegistered()
134{
135}
136
137/*! \internal */
138void QLogicAspect::onEngineStartup()
139{
140 Q_D(QLogicAspect);
141 d->m_executor->setScene(d->m_arbiter->scene());
142}
143
144} // namespace Qt3DLogic
145
146QT_END_NAMESPACE
147
148QT3D_REGISTER_NAMESPACED_ASPECT("logic", QT_PREPEND_NAMESPACE(Qt3DLogic), QLogicAspect)
149
150

source code of qt3d/src/logic/qlogicaspect.cpp