| 1 | //----------------------------------------------------------------------------- |
| 2 | //----------------------------------------------------------------------------- |
| 3 | // Burtle Prng - Modified. 42iterations instead of 20. |
| 4 | // ref: http://burtleburtle.net/bob/rand/smallprng.html |
| 5 | //----------------------------------------------------------------------------- |
| 6 | |
| 7 | #ifndef __PRNG_H |
| 8 | #define __PRNG_H |
| 9 | #include <stdint.h> |
| 10 | #include <stddef.h> |
| 11 | typedef struct prng_ctx { |
| 12 | uint32_t a; |
| 13 | uint32_t b; |
| 14 | uint32_t c; |
| 15 | uint32_t d; |
| 16 | } prng_ctx; |
| 17 | |
| 18 | //uint32_t burtle_get( prng_ctx *x ); |
| 19 | uint32_t burtle_get_mod( prng_ctx *x ); |
| 20 | void burtle_init_mod(prng_ctx *x, uint32_t seed ); |
| 21 | void burtle_init(prng_ctx *x, uint32_t seed ); |
| 22 | |
| 23 | uint32_t GetSimplePrng( uint32_t seed ); |
| 24 | #endif /* __PRNG_H */ |