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// Copyright 2009-2021 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#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"
#if !defined(__WIN32__)
#error PPL tasking system only available under windows
#endif
#include <ppl.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 GetCurrentThreadId();
}
/* returns the index (0..threadCount-1) of the current thread */
/* FIXME: threadIndex is NOT supported by PPL! */
static __forceinline size_t threadIndex() {
return 0;
}
/* returns the total number of threads */
static __forceinline size_t threadCount() {
return GetMaximumProcessorCount(ALL_PROCESSOR_GROUPS) + 1;
}
};
};
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