.. _program_listing_file_include_embers_rand_lcgparkmiller.h:

Program Listing for File lcgparkmiller.h
========================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_embers_rand_lcgparkmiller.h>` (``include/embers/rand/lcgparkmiller.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   /* Copyright © 2020 Advanced Micro Devices, Inc. All rights reserved */
   
   #ifndef _EMBERS_LCGPARKMILLER_H_
   #define _EMBERS_LCGPARKMILLER_H_
   
   #include <cstdint>
   namespace embers
   {
   namespace rand
   {
   inline uint32_t lcg_parkmiller(uint32_t *state)
   {
     uint64_t product = static_cast<uint64_t>(*state * 48271);
     uint32_t x = (product & 0x7fffffff) + (product >> 31);
     x = (x & 0x7ffffffff) + (x >> 31);
     *state = x;
     return x;
   }
   }  // namespace rand
   }  // namespace embers
   #endif  // _EMBERS_LCGPARKMILLER_H_