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30 lines
508 B
30 lines
508 B
#pragma once
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#include "../common.h"
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#include "../rng.h"
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#include "../mem.h"
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namespace rng
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{
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struct crand final : public Random
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{
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crand();
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crand(u64 seed);
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inline ~crand(){}
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inline i64 next_i64() override { return _sample_raw(); }
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u64 next_u64() override;
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protected:
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f64 _sample() override;
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private:
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struct _opaque;
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struct _deleter { static void delete_object(_opaque** st); };
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mem::aligned_ptr<_opaque, _deleter> _state;
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explicit crand(_opaque* raw);
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i64 _sample_raw();
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};
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}
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