2015-12-22 02:48:00 +08:00
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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// Burtle Prng - Modified. 42iterations instead of 20.
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// ref: http://burtleburtle.net/bob/rand/smallprng.html
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//-----------------------------------------------------------------------------
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#ifndef __PRNG_H
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#define __PRNG_H
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2019-08-08 22:57:33 +08:00
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#include "common.h"
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2019-03-09 15:59:13 +08:00
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typedef struct prng_ctx {
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2019-03-10 02:19:50 +08:00
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uint32_t a;
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uint32_t b;
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uint32_t c;
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uint32_t d;
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2015-12-22 02:48:00 +08:00
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} prng_ctx;
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//uint32_t burtle_get( prng_ctx *x );
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2019-03-10 07:00:59 +08:00
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uint32_t burtle_get_mod(prng_ctx *x);
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void burtle_init_mod(prng_ctx *x, uint32_t seed);
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void burtle_init(prng_ctx *x, uint32_t seed);
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2015-12-22 02:48:00 +08:00
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2019-03-10 07:00:59 +08:00
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uint32_t GetSimplePrng(uint32_t seed);
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2019-08-08 22:57:33 +08:00
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2019-03-12 07:12:26 +08:00
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#endif /* __PRNG_H */
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