1 files changed, 49 insertions, 0 deletions
diff --git a/thirdparty/embree-aarch64/common/tasking/taskschedulergcd.h b/thirdparty/embree-aarch64/common/tasking/taskschedulergcd.h
new file mode 100644
index 0000000000..d31f8bb478
--- /dev/null
+++ b/thirdparty/embree-aarch64/common/tasking/taskschedulergcd.h
@@ -0,0 +1,49 @@
+#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;
+
+  };
+
+};
+