Method PostExecute

Source/Engine/Particles/Particles.cpp:1771–1820

}

void ParticlesSystem::PostExecute(TaskGraph* graph)
{
    if (!Active)
        return;
    PROFILE_CPU_NAMED("Particles.PostExecute");
    PROFILE_MEM(Particles);

    // Cleanup
    Particles::SystemLocker.ReadUnlock();
    Active = false;
    UpdateList.Clear();

#if COMPILE_WITH_GPU_PARTICLES
    // Create GPU render task if missing but required
    if (GpuUpdateList.HasItems() && !GpuRenderTask)
    {
        GpuRenderTask = New<RenderTask>();
        GpuRenderTask->Order = -10000000;
        GpuRenderTask->Render.Bind(UpdateGPU);
        ScopeLock lock(RenderTask::TasksLocker);
        RenderTask::Tasks.Add(GpuRenderTask);
    }
    else if (GpuRenderTask)
    {
        ScopeLock lock(RenderTask::TasksLocker);
        GpuRenderTask->Enabled = GpuUpdateList.HasItems();
    }
#endif

    // Recycle buffers
    const auto timeSeconds = Platform::GetTimeSeconds();
    PoolLocker.Lock();
    for (auto i = Pool.Begin(); i.IsNotEnd(); ++i)
    {
        auto& entries = i->Value;
        for (int32 j = 0; j < entries.Count(); j++)
        {
            auto& e = entries[j];
            if (timeSeconds - e.LastTimeUsed >= Particles::ParticleBufferRecycleTimeout)
            {
                Delete(e.Buffer);
                entries.RemoveAt(j--);
            }
        }

        if (entries.IsEmpty())
            Pool.Remove(i);
    }
    PoolLocker.Unlock();
}