C++ (Cpp) f_mt_rand Exemples

Exemple #1

Fichier : test_ext_math.cpp Projet : wanghong1987/hiphop-php

bool TestExtMath::test_mt_srand() {
  f_mt_srand();
  f_mt_srand(0);
  f_mt_srand(1);

  VERIFY(f_mt_rand(5, 15) == 11);
  return Count(true);
}

Exemple #2

Fichier : ext_spl.cpp Projet : Chuwiey/hiphop-php

String f_spl_object_hash(CObjRef obj) {
  if (!s_inited) {
    Lock lock(s_mutex);
    if (!s_inited) {
      f_mt_srand();
      s_hash_mask_handle |= f_mt_rand(); s_hash_mask_handle <<= 16;
      s_hash_mask_handle |= f_mt_rand(); s_hash_mask_handle <<= 16;
      s_hash_mask_handle |= f_mt_rand(); s_hash_mask_handle <<= 16;
      s_hash_mask_handle |= f_mt_rand();
      s_inited = true;
    }
  }

  char buf[33];
  snprintf(buf, sizeof(buf), "%032llx", s_hash_mask_handle ^ (int64)obj.get());
  return String(buf, CopyString);
}

Exemple #3

Fichier : test_ext_math.cpp Projet : wanghong1987/hiphop-php

bool TestExtMath::test_mt_rand() {
  f_mt_rand();
  VERIFY(f_mt_rand(5, 15) >= 5);
  VERIFY(f_mt_rand(5, 15) <= 15);
  return Count(true);
}