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- add GroupMemoryBarrierCommand
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2 changed files with 24 additions and 0 deletions
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@ -203,6 +203,8 @@ void DrawerThreads::StopThreads()
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shutdown_flag = false;
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}
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/////////////////////////////////////////////////////////////////////////////
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DrawerCommandQueue::DrawerCommandQueue(RenderMemory *frameMemory) : FrameMemory(frameMemory)
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{
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}
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@ -211,3 +213,13 @@ void *DrawerCommandQueue::AllocMemory(size_t size)
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{
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return FrameMemory->AllocMemory<uint8_t>((int)size);
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}
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/////////////////////////////////////////////////////////////////////////////
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void GroupMemoryBarrierCommand::Execute(DrawerThread *thread)
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{
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std::unique_lock<std::mutex> lock(mutex);
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count++;
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condition.notify_all();
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condition.wait(lock, [&]() { return count >= thread->num_cores; });
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}
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@ -97,6 +97,18 @@ public:
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virtual void Execute(DrawerThread *thread) = 0;
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};
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// Wait for all worker threads before executing next command
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class GroupMemoryBarrierCommand : public DrawerCommand
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{
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public:
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void Execute(DrawerThread *thread);
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private:
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std::mutex mutex;
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std::condition_variable condition;
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size_t count = 0;
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};
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class DrawerCommandQueue;
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typedef std::shared_ptr<DrawerCommandQueue> DrawerCommandQueuePtr;
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