Files
NazaraEngine/src/Nazara/Core/TaskScheduler.cpp
Lynix df8da275c4 Switch from Nz prefix to namespace Nz
What a huge commit


Former-commit-id: 38ac5eebf70adc1180f571f6006192d28fb99897
2015-09-25 19:20:05 +02:00

93 lines
1.9 KiB
C++

// Copyright (C) 2015 Jérôme Leclercq
// This file is part of the "Nazara Engine - Core module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/Core/TaskScheduler.hpp>
#include <Nazara/Core/Error.hpp>
#include <Nazara/Core/HardwareInfo.hpp>
#if defined(NAZARA_PLATFORM_WINDOWS)
#include <Nazara/Core/Win32/TaskSchedulerImpl.hpp>
#elif defined(NAZARA_PLATFORM_POSIX)
#include <Nazara/Core/Posix/TaskSchedulerImpl.hpp>
#else
#error Lack of implementation: Task Scheduler
#endif
#include <Nazara/Core/Debug.hpp>
namespace Nz
{
namespace
{
std::vector<Functor*> s_pendingWorks;
unsigned int s_workerCount = 0;
}
unsigned int TaskScheduler::GetWorkerCount()
{
return (s_workerCount > 0) ? s_workerCount : HardwareInfo::GetProcessorCount();
}
bool TaskScheduler::Initialize()
{
return TaskSchedulerImpl::Initialize(GetWorkerCount());
}
void TaskScheduler::Run()
{
if (!Initialize())
{
NazaraError("Failed to initialize Task Scheduler");
return;
}
if (!s_pendingWorks.empty())
{
TaskSchedulerImpl::Run(&s_pendingWorks[0], s_pendingWorks.size());
s_pendingWorks.clear();
}
}
void TaskScheduler::SetWorkerCount(unsigned int workerCount)
{
#ifdef NAZARA_CORE_SAFE
if (TaskSchedulerImpl::IsInitialized())
{
NazaraError("Worker count cannot be set while initialized");
return;
}
#endif
s_workerCount = workerCount;
}
void TaskScheduler::Uninitialize()
{
if (TaskSchedulerImpl::IsInitialized())
TaskSchedulerImpl::Uninitialize();
}
void TaskScheduler::WaitForTasks()
{
if (!Initialize())
{
NazaraError("Failed to initialize Task Scheduler");
return;
}
TaskSchedulerImpl::WaitForTasks();
}
void TaskScheduler::AddTaskFunctor(Functor* taskFunctor)
{
if (!Initialize())
{
NazaraError("Failed to initialize Task Scheduler");
return;
}
s_pendingWorks.push_back(taskFunctor);
}
}