44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
/***
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Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: AuRandomDevice.hpp
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Date: 2021-9-3
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Author: Reece
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***/
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#pragma once
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#include "AuWELL.hpp"
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namespace Aurora::RNG
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{
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struct RandomDevice : IRandomDevice
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{
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RandomDevice();
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RandomDevice(const RandomDef & def);
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void Read(Memory::MemoryViewWrite view) override;
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AuString NextString(AuUInt32 uLength, ERngStringCharacters type) override;
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void NextString(char *pString, AuUInt32 uLength, ERngStringCharacters type) override;
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AuUInt8 NextByte() override;
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bool NextBoolean() override;
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AuUInt32 NextU32() override;
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AuUInt64 NextU64() override;
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AuInt32 NextInt(AuInt32 iMin, AuInt32 iMax) override;
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AuUInt32 NextU32(AuUInt32 uMin, AuUInt32 uMax) override;
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double NextDecimal() override;
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double NextNumber(double dMin, double dMax) override;
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AuUInt32 NextIndex(AuUInt32 uCount /* = max + 1*/) override;
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AuMemoryViewRead ToSeed() override;
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void Init(const RandomDef &def);
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private:
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RandomDef def_;
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WELLRand fast_;
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bool DecGeometric(int x);
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double UniformFloatInRange(double udMin, double udMax);
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};
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} |