00001
00033 #ifndef SFMT19937_H
00034 #define SFMT19937_H
00035
00036 #include <stdio.h>
00037
00038 #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
00039 #include <inttypes.h>
00040 #define INLINE inline
00041 #elif defined(_MSC_VER)
00042 typedef unsigned int uint32_t;
00043 typedef unsigned long long uint64_t;
00044 #define INLINE
00045 #else
00046 #include <inttypes.h>
00047 #if defined(__GNUC__)
00048 #define INLINE __inline__
00049 #endif
00050 #endif
00051
00052 #ifndef PRIu64
00053 #if defined(_MSC_VER)
00054 #define PRIu64 "I64u"
00055 #define PRIx64 "I64x"
00056 #else
00057 #define PRIu64 "llu"
00058 #define PRIx64 "llx"
00059 #endif
00060 #endif
00061
00062 INLINE uint32_t gen_rand32(void);
00063 INLINE uint64_t gen_rand64(void);
00064 INLINE void fill_array32(uint32_t array[], int size);
00065 INLINE void fill_array64(uint64_t array[], int size);
00066 void init_gen_rand(uint32_t seed);
00067 void init_by_array(uint32_t init_key[], int key_length);
00068
00069
00070
00071 INLINE static double genrand_real1(void)
00072 {
00073 return gen_rand32()*(1.0/4294967295.0);
00074
00075 }
00076
00077
00078 INLINE static double genrand_real2(void)
00079 {
00080 return gen_rand32()*(1.0/4294967296.0);
00081
00082 }
00083
00084
00085 INLINE static double genrand_real3(void)
00086 {
00087 return (((double)gen_rand32()) + 0.5)*(1.0/4294967296.0);
00088
00089 }
00090
00091
00092
00093 INLINE static double genrand_res53(void)
00094 {
00095 return gen_rand64()*(1.0/18446744073709551616.0L);
00096 }
00097 #endif