/* mt19937ar.h
 *
 * Mark Johnson, 17th March 2006
 */

#ifndef MT19937AR_H
#define MT19937AR_H

#ifdef __cplusplus
extern "C" {
#endif

  /* initializes mt[N] with a seed */
  void mt_init_genrand(unsigned long s);

  /* initialize by an array with array-length */
  /* init_key is the array for initializing keys */
  /* key_length is its length */
  /* slight change for C++, 2004/2/26 */
  void mt_init_by_array(unsigned long init_key[], int key_length);

  /* generates a random number on [0,0xffffffff]-interval */
  unsigned long mt_genrand_int32(void);

  /* generates a random number on [0,0x7fffffff]-interval */
  long mt_genrand_int31(void);

  /* generates a random number on [0,1]-real-interval */
  double mt_genrand_real1(void);

  /* generates a random number on [0,1)-real-interval */
  double mt_genrand_real2(void);

  /* generates a random number on (0,1)-real-interval */
  double mt_genrand_real3(void);

  /* generates a random number on [0,1) with 53-bit resolution*/
  double mt_genrand_res53(void);

#ifdef __cplusplus
};
#endif

#endif /* MT19937AR_H */