/*
Update the current clock's tick count based on a given interval
of real time and the clock's time scale and pause state.
Typically, this interval will be computed using a clock that
measures time in the "real" world.
*/
void simphys::Clock::update(float dt)
{
int f;
//std::cout << "here" << f << std::endl;
if(not paused)
ticks += secondsToTicks(dt) * timeScale;
}
//-------------------------------------------------------------------------------------
void Archiver::tick()
{
int32 periodInTicks = secondsToTicks(ServerConfig::getSingleton().getBaseApp().archivePeriod, 0);
if (periodInTicks == 0)
return;
if (archiveIndex_ >= periodInTicks)
{
this->createArchiveTable();
}
// 算法如下:
// base的数量 * idx / tick周期 = 每次在vector中移动的一个区段
// 这个区段在每个gametick进行处理, 刚好平滑的在periodInTicks中处理完任务
// 如果archiveIndex_ >= periodInTicks则重新产生一次随机序列
int size = backupEntityIDs_.size();
int startIndex = size * archiveIndex_ / periodInTicks;
++archiveIndex_;
int endIndex = size * archiveIndex_ / periodInTicks;
for (int i = startIndex; i < endIndex; ++i)
{
Base * pBase = Baseapp::getSingleton().findEntity(backupEntityIDs_[i]);
if(pBase && pBase->hasDB())
{
this->archive(*pBase);
}
}
}
/*
Constructor. We pass in a starting time, which may default to
zero.
*/
simphys::Clock::Clock(float startTime = 0.0f)
{
freq = 1000000.f;
timeScale = 1.0f;
paused = false;
ticks = secondsToTicks(startTime);
}