From 15740faf9fe9fe4be08965098bbf2947e096aeeb Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Wed, 14 Aug 2019 22:50:43 +0800
Subject: +Unity Runtime code

---
 Runtime/GfxDevice/threaded/GfxDeviceWorker.h | 135 +++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 Runtime/GfxDevice/threaded/GfxDeviceWorker.h

(limited to 'Runtime/GfxDevice/threaded/GfxDeviceWorker.h')

diff --git a/Runtime/GfxDevice/threaded/GfxDeviceWorker.h b/Runtime/GfxDevice/threaded/GfxDeviceWorker.h
new file mode 100644
index 0000000..4129917
--- /dev/null
+++ b/Runtime/GfxDevice/threaded/GfxDeviceWorker.h
@@ -0,0 +1,135 @@
+#pragma once
+#if ENABLE_MULTITHREADED_CODE
+
+#include "Runtime/GfxDevice/GfxDevice.h"
+#include "Runtime/GfxDevice/threaded/WorkerIDMapper.h"
+#include "Runtime/Utilities/dynamic_array.h"
+#include "Runtime/Shaders/VBO.h"
+#include "Runtime/Threads/Mutex.h"
+#include "Runtime/Threads/Semaphore.h"
+#include "Runtime/Threads/JobScheduler.h"
+#include "External/shaderlab/Library/TextureBinding.h"
+#include "Runtime/Filters/Mesh/MeshSkinning.h"
+#include <deque>
+
+
+#define GFXDEVICE_USE_CACHED_STATE 0
+#define DEBUG_GFXDEVICE_LOCKSTEP 0
+
+#if DEBUG_GFXDEVICE_LOCKSTEP
+	#define GFXDEVICE_LOCKSTEP_CLIENT() { DoLockstep(); }
+	#define GFXDEVICE_LOCKSTEP_WORKER() { DoLockstep(pos, cmd); }
+#else
+	#define GFXDEVICE_LOCKSTEP_CLIENT()
+	#define GFXDEVICE_LOCKSTEP_WORKER()
+#endif
+
+struct ClientDeviceTimerQuery;
+class ThreadedStreamBuffer;
+class ThreadedDisplayList;
+class Thread;
+
+class GfxDeviceWorker : public NonCopyable
+{
+public:
+	GfxDeviceWorker(int maxCallDepth, ThreadedStreamBuffer* commandQueue);
+	~GfxDeviceWorker();
+
+	GfxThreadableDevice* Startup(GfxDeviceRenderer renderer, bool threaded, bool forceRef);
+
+	void	WaitForSignal();
+	void	LockstepWait();
+
+	void	GetLastFrameStats(GfxDeviceStats& stats);
+
+	void	CallImmediate(ThreadedDisplayList* dlist);
+
+	enum EventType
+	{
+		kEventTypePresent,
+		kEventTypeTimerQueries,
+		kEventTypeCount
+	};
+
+	void	WaitForEvent(EventType type);
+
+	void	WaitOnCPUFence(UInt32 fence);
+
+	bool	DidPresentFrame(UInt32 frameID) const;
+
+	bool	RunCommandIfDataIsAvailable();
+
+private:
+	void	SignalEvent(EventType type);
+
+	static void* RunGfxDeviceWorker(void *data);
+
+	void Run();
+	void RunCommand(ThreadedStreamBuffer& stream);
+	void Signal();
+	void DoLockstep(int pos, int cmd);
+
+	UInt8* ReadBufferData(ThreadedStreamBuffer& stream, int size);
+	void WritebackData(ThreadedStreamBuffer& stream, const void* data, int size);
+
+#if ENABLE_PROFILER
+	void PollTimerQueries();
+	bool PollNextTimerQuery(bool wait);
+#endif
+
+#if GFXDEVICE_USE_CACHED_STATE
+	struct CachedState
+	{
+		CachedState();
+		NormalizationMode normalization;
+		int backface;
+		Vector4f ambient;
+		int fogEnabled;
+		GfxFogParams fogParams;
+	};
+#endif
+
+	int m_CallDepth;
+	int m_MaxCallDepth;
+	Thread* m_WorkerThread;
+	ThreadedStreamBuffer* m_CommandQueue;
+	ThreadedStreamBuffer* m_MainCommandQueue;
+	ThreadedStreamBuffer* m_PlaybackCommandQueues;
+	ThreadedDisplayList** m_PlaybackDisplayLists;
+	dynamic_array<UInt8> m_TempBuffer;
+	dynamic_array<SkinMeshInfo> m_ActiveSkins;
+	dynamic_array<VBO*> m_MappedSkinVBOs;
+	JobScheduler::JobGroupID m_SkinJobGroup;
+	Semaphore m_EventSemaphores[kEventTypeCount];
+	Semaphore m_LockstepSemaphore;
+	Semaphore m_WaitSemaphore;
+	volatile UInt32 m_CurrentCPUFence;
+	volatile UInt32 m_PresentFrameID;
+	Mutex m_StatsMutex;
+	GfxDeviceStats m_FrameStats;
+	GfxThreadableDevice* m_Device;
+	bool m_IsThreadOwner;
+	bool m_Quit;
+#if GFXDEVICE_USE_CACHED_STATE
+	CachedState m_Cached;
+#endif
+#if ENABLE_PROFILER
+	// Timer queries for GPU profiling
+	typedef std::deque<ClientDeviceTimerQuery*> TimerQueryList;
+	TimerQueryList m_PolledTimerQueries;
+#endif
+#if ENABLE_GFXDEVICE_REMOTE_PROCESS
+	WorkerIDMapper<DeviceBlendState> m_BlendStateMapper;
+	WorkerIDMapper<DeviceDepthState> m_DepthStateMapper;
+	WorkerIDMapper<DeviceStencilState> m_StencilStateMapper;
+	WorkerIDMapper<DeviceRasterState> m_RasterStateMapper;
+	WorkerIDMapper<VBO> m_VBOMapper;
+	WorkerIDMapper<void> m_TextureCombinerMapper;
+	WorkerIDMapper<void> m_RenderSurfaceMapper;
+	WorkerIDMapper<GpuProgramParameters> m_GpuProgramParametersMapper;
+	WorkerIDMapper<GpuProgram> m_GpuProgramMapper;
+	ClientIDMapper m_GpuProgramClientMapper;
+#endif
+};
+
+#endif
-- 
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