Revision control
++ // 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;
++ }
++ };
++ };