Function MurmurHash3_mix

tutorials/common/math/random_sampler.h:15–32

};

__forceinline unsigned int MurmurHash3_mix(unsigned int hash, unsigned int k)
{
  const unsigned int c1 = 0xcc9e2d51;
  const unsigned int c2 = 0x1b873593;
  const unsigned int r1 = 15;
  const unsigned int r2 = 13;
  const unsigned int m = 5;
  const unsigned int n = 0xe6546b64;

  k *= c1;
  k = (k << r1) | (k >> (32 - r1));
  k *= c2;

  hash ^= k;
  hash = ((hash << r2) | (hash >> (32 - r2))) * m + n;

  return hash;
}

__forceinline unsigned int MurmurHash3_finalize(unsigned int hash)
{