AuroraRuntime/Source/RNG/AuRandomDevice.hpp
Jamie Reece Wilson 72a3513a04 [+] New stream adapters
[+] IRandomDevice::ToStreamReader
[+] AuIO::Adapters::NewRandomAdapter
[+] AuIO::Adapters::NewNOPsReadAdapter
[+] AuIO::Adapters::NewNOPsSeekingAdapter
[+] AuIO::Adapters::NewNOPsWriteAdapter
[+] AuIO::Adapters::NewZerosReadAdapter
[+] AuIO::Adapters::NewZerosSeekingAdapter
2024-01-03 23:54:46 +00:00

57 lines
2.2 KiB
C++

/***
Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
File: AuRandomDevice.hpp
Date: 2021-9-3
Author: Reece
***/
#pragma once
#include "AuWELL.hpp"
#include <Source/IO/Adapters/AuIOAdapterRandom.hpp>
namespace Aurora::RNG
{
struct RandomDevice :
IRandomDevice,
IO::Adapters::RandomStreamReader
{
RandomDevice();
RandomDevice(const RandomDef & def);
void Read(Memory::MemoryViewWrite view) override;
AuString NextString(AuUInt32 uLength, ERngStringCharacters type) override;
void NextString(char *pString, AuUInt32 uLength, ERngStringCharacters type) override;
AuUInt8 NextByte() override;
bool NextBoolean() override;
AuUInt32 NextU32() override;
AuUInt64 NextU64() override;
AuInt32 NextI32Range(AuInt32 iMin, AuInt32 iMax) override;
AuUInt32 NextU32Range(AuUInt32 uMin, AuUInt32 uMax) override;
AuList<AuInt32> NextArrayI32Range(AuUInt32 uCount, AuInt32 iMin, AuInt32 iMax) override;
AuList<AuUInt32> NextArrayU32Range(AuUInt32 uCount, AuUInt32 uMin, AuUInt32 uMax) override;
AuList<double> NextArrayDoubleRange(AuUInt32 uCount, double dMin, double dMax) override;
AuList<AuInt32> NextArrayI32(AuUInt32 uCount) override;
AuList<AuUInt32> NextArrayU32(AuUInt32 uCount) override;
AuList<double> NextArrayDouble(AuUInt32 uCount) override;
AuList<double> NextArrayDecimals(AuUInt32 uCount) override;
AuList<uuids::uuid> NextArrayUUIDs(AuUInt32 uCount) override;
double NextDecimal() override;
double NextNumber(double dMin, double dMax) override;
AuUInt32 NextIndex(AuUInt32 uCount /* = max + 1*/) override;
uuids::uuid NextUUID() override;
IO::IStreamReader *ToStreamReader() override;
AuMemoryViewRead ToSeed() override;
void Init(const RandomDef &def);
private:
RandomDef def_;
WELLRand fast_;
bool DecGeometric(int x);
double UniformFloatInRange(double udMin, double udMax);
};
}