prng.h File Reference

Contains the Psudo-Random Number Generator used by the games. More...

#include <stdint.h>

Typedefs
typedef uint32_t	prng_seed_t
	Defines a prng seed value.

Functions
void	prng_prev_seed (prng_seed_t *)
	Decrements the seed to the next seed value. More...
void	prng_next_seed (prng_seed_t *)
	Increments the seed to the next seed value. More...
uint16_t	prng_prev (prng_seed_t *)
	Decrements the seed value, and gets the previous value from the PRNG. More...
uint16_t	prng_next (prng_seed_t *)
	Increments the seed value, and gets the next value from the PRNG. More...
uint16_t	prng_current (prng_seed_t *)
	Gets the value for the current seed of the PRNG. More...

Detailed Description

Contains the Psudo-Random Number Generator used by the games.

Function Documentation

void prng_prev_seed

(

prng_seed_t *

seed

)

Decrements the seed to the next seed value.

Parameters

seed	The PRNG seed value.

void prng_next_seed

(

prng_seed_t *

seed

)

Increments the seed to the next seed value.

Parameters

seed	The PRNG seed value.

uint16_t prng_prev

(

prng_seed_t *

seed

)

Decrements the seed value, and gets the previous value from the PRNG.

Parameters

seed	The PRNG seed value.

Returns

The generated psuedo-random number.

uint16_t prng_next

(

prng_seed_t *

seed

)

Increments the seed value, and gets the next value from the PRNG.

Parameters

seed	The PRNG seed value.

Returns

The generated psuedo-random number.

uint16_t prng_current

(

prng_seed_t *

seed

)

Gets the value for the current seed of the PRNG.

Parameters

seed	The PRNG seed value.

Returns

The psuedo-random number.