#ifndef RNG_H
#define RNG_H

#include "vec3.h"

#include <stdint.h>

typedef struct {
	uint32_t state;
} rng_t;

rng_t rng_init(unsigned seed);
uint32_t rng_uint32(rng_t *rng);
double rng_canon(rng_t *rng);
double rng_plusminus(rng_t *rng);
vec3_t rng_vec3(rng_t *rng);
vec3_t rng_xy(rng_t *rng);
vec3_t rng_gaussian_xy(rng_t *rng, double stddev);

#endif