21 lines
356 B
C
21 lines
356 B
C
#ifndef RNG_H
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#define RNG_H
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#include "vec3.h"
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#include <stdint.h>
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typedef struct {
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uint32_t state;
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} rng_t;
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rng_t rng_init(unsigned seed);
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uint32_t rng_uint32(rng_t *rng);
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double rng_canon(rng_t *rng);
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double rng_plusminus(rng_t *rng);
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vec3_t rng_vec3(rng_t *rng);
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vec3_t rng_xy(rng_t *rng);
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vec3_t rng_gaussian_xy(rng_t *rng, double stddev);
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#endif
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