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