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39
40#include "task_p.h"
41
42#include <QtCore/QDebug>
43#include <QtCore/QElapsedTimer>
44#include <QtCore/QMutexLocker>
45
46#include <Qt3DCore/private/qthreadpooler_p.h>
47#include <Qt3DCore/private/qsysteminformationservice_p_p.h>
48
49QT_BEGIN_NAMESPACE
50
51namespace Qt3DCore {
52
53RunnableInterface::~RunnableInterface()
54{
55}
56
57// Aspect task
58
59AspectTaskRunnable::AspectTaskRunnable(QSystemInformationService *service)
60 : m_service(service)
61 , m_pooler(nullptr)
62 , m_id(0)
63 , m_reserved(false)
64{
65}
66
67AspectTaskRunnable::~AspectTaskRunnable()
68{
69}
70
71bool AspectTaskRunnable::isRequired() const
72{
73 return m_job ? QAspectJobPrivate::get(job: m_job.data())->isRequired() : false;
74}
75
76void AspectTaskRunnable::run()
77{
78 if (m_job) {
79 QAspectJobPrivate *jobD = QAspectJobPrivate::get(job: m_job.data());
80 QTaskLogger logger(m_pooler ? m_service : nullptr, jobD->m_jobId, QTaskLogger::AspectJob);
81 m_job->run();
82 }
83
84 // We could have an append sub task or something in here
85 // So that a job can post sub jobs ?
86
87 if (m_pooler)
88 m_pooler->taskFinished(task: this);
89}
90
91// Synchronized task
92
93SyncTaskRunnable::SyncTaskRunnable(QAbstractAspectJobManager::JobFunction func,
94 void *arg, QAtomicInt *atomicCount)
95 : m_func(func)
96 , m_arg(arg)
97 , m_atomicCount(atomicCount)
98 , m_pooler(nullptr)
99 , m_reserved(false)
100 , m_id(0)
101{
102}
103
104SyncTaskRunnable::~SyncTaskRunnable()
105{
106}
107
108bool SyncTaskRunnable::isRequired() const
109{
110 return true;
111}
112
113void SyncTaskRunnable::run()
114{
115 // Call the function
116 m_func(m_arg);
117
118 // Decrement the atomic counter to let others know we've done our bit
119 m_atomicCount->deref();
120
121 // Wait for the other worker threads to be done
122 while (m_atomicCount->loadRelaxed() > 0)
123 QThread::currentThread()->yieldCurrentThread();
124
125 if (m_pooler)
126 m_pooler->taskFinished(task: this);
127}
128
129} // namespace Qt3DCore {
130
131QT_END_NAMESPACE
132

source code of qt3d/src/core/jobs/task.cpp