50 lines
1.1 KiB
C++
50 lines
1.1 KiB
C++
#pragma once
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#include "../sys/platform.h"
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#include "../sys/alloc.h"
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#include "../sys/barrier.h"
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#include "../sys/thread.h"
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#include "../sys/mutex.h"
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#include "../sys/condition.h"
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#include "../sys/ref.h"
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#include <dispatch/dispatch.h>
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namespace embree
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{
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struct TaskScheduler
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{
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/*! initializes the task scheduler */
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static void create(size_t numThreads, bool set_affinity, bool start_threads);
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/*! destroys the task scheduler again */
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static void destroy() {}
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/* returns the ID of the current thread */
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static __forceinline size_t threadID()
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{
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return threadIndex();
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}
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/* returns the index (0..threadCount-1) of the current thread */
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static __forceinline size_t threadIndex()
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{
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currentThreadIndex = (currentThreadIndex + 1) % GCDNumThreads;
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return currentThreadIndex;
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}
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/* returns the total number of threads */
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static __forceinline size_t threadCount()
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{
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return GCDNumThreads;
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}
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private:
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static size_t GCDNumThreads;
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static size_t currentThreadIndex;
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};
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};
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