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juce_Random.h
1/*
2 ==============================================================================
3
4 This file is part of the JUCE library.
5 Copyright (c) 2017 - ROLI Ltd.
6
7 JUCE is an open source library subject to commercial or open-source
8 licensing.
9
10 The code included in this file is provided under the terms of the ISC license
11 http://www.isc.org/downloads/software-support-policy/isc-license. Permission
12 To use, copy, modify, and/or distribute this software for any purpose with or
13 without fee is hereby granted provided that the above copyright notice and
14 this permission notice appear in all copies.
15
16 JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
17 EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
18 DISCLAIMED.
19
20 ==============================================================================
21*/
22
23 namespace juce
24{
25
26//==============================================================================
34 class JUCE_API Random final
35{
36 public:
37 //==============================================================================
46 explicit Random (int64 seedValue) noexcept;
47
51 Random();
52
54 ~Random() noexcept;
55
59 int nextInt() noexcept;
60
65 int nextInt (int maxValue) noexcept;
66
70 int nextInt (Range<int> range) noexcept;
71
75 int64 nextInt64() noexcept;
76
80 float nextFloat() noexcept;
81
85 double nextDouble() noexcept;
86
88 bool nextBool() noexcept;
89
93 BigInteger nextLargeNumber (const BigInteger& maximumValue);
94
96 void fillBitsRandomly (void* bufferToFill, size_t sizeInBytes);
97
99 void fillBitsRandomly (BigInteger& arrayToChange, int startBit, int numBits);
100
101 //==============================================================================
103 void setSeed (int64 newSeed) noexcept;
104
106 int64 getSeed() const noexcept { return seed; }
107
112 void combineSeed (int64 seedValue) noexcept;
113
120 void setSeedRandomly();
121
128 static Random& getSystemRandom() noexcept;
129
130private:
131 //==============================================================================
132 int64 seed;
133
134 JUCE_LEAK_DETECTOR (Random)
135};
136
137} // namespace juce
juce::BigInteger
Definition: juce_BigInteger.h:39
juce::Random
Definition: juce_Random.h:35
juce::Random::getSeed
int64 getSeed() const noexcept
Definition: juce_Random.h:106
juce::Range
Definition: juce_Range.h:40