fge::Random< TEngine > Class Template Reference

A class to generate random numbers. More...

#include <C_random.hpp>

Public Member Functions
	Random (uint64_t seed)
	Initialize the random number generator.
void	setSeed (uint64_t seed)
	Set the 64-bit seed of the random number generator.
template<typename T>
T	range (T min, T max)
	Generate a random number within a range.
TEngine const &	getEngine () const
	Get the random engine.
TEngine &	getEngine ()
	Get the random engine.
template<typename T>
fge::Vector2< T >	rangeVec2 (T min_x, T max_x, T min_y, T max_y)
	Generate a random vector2 within a range.
template<typename T>
fge::Vector3< T >	rangeVec3 (T min_x, T max_x, T min_y, T max_y, T min_z, T max_z)
	Generate a random vector3 within a range.
fge::Color	rangeColor (uint32_t min, uint32_t max)
	Generate a random color.
fge::Color	rangeColor (uint8_t min_r, uint8_t max_r, uint8_t min_g, uint8_t max_g, uint8_t min_b, uint8_t max_b, uint8_t min_a, uint8_t max_a)
	Generate a random color.
template<typename T>
T	rand ()
	Generate a random value.
template<typename T>
fge::Vector2< T >	randVec2 ()
	Generate a random vector2.
template<typename T>
fge::Vector3< T >	randVec3 ()
	Generate a random vector3.
fge::Color	randColor ()
	Generate a random color.
std::string	randStr (std::size_t length, std::string const &bucket="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxy0123456789")
	Generate a random character sequence.

Detailed Description

template<typename TEngine>
class fge::Random< TEngine >

A class to generate random numbers.

This class is a wrapper for the C++ random number generator. It is thread-safe and can be used in a multi-threaded environment.

Constructor & Destructor Documentation

Random()

template<typename TEngine>

fge::Random< TEngine >::Random ( uint64_t seed )

explicit

Initialize the random number generator.

Parameters

seed	a 64-bit seed for the random number generator

Member Function Documentation

getEngine() [1/2]

template<typename TEngine>

TEngine & fge::Random< TEngine >::getEngine ( )

nodiscard

Get the random engine.

Returns

The random engine

getEngine() [2/2]

template<typename TEngine>

TEngine const & fge::Random< TEngine >::getEngine ( ) const

nodiscard

Get the random engine.

Returns

The random engine

rand()

template<typename TEngine>

template<typename T>

T fge::Random< TEngine >::rand

(

)

Generate a random value.

Template Parameters

T	Type of the random number

Returns

The random value

randColor()

template<typename TEngine>

fge::Color fge::Random< TEngine >::randColor

(

)

Generate a random color.

Returns

A random color

randStr()

template<typename TEngine>

std::string fge::Random< TEngine >::randStr	(	std::size_t	length,
		std::string const &	bucket = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxy0123456789" )

Generate a random character sequence.

Generate a random character sequence of the given length and using the given bucket of characters.

Parameters

length	The length of the character sequence
bucket	The bucket of characters to use

Returns

A random character sequence

randVec2()

template<typename TEngine>

template<typename T>

fge::Vector2< T > fge::Random< TEngine >::randVec2

(

)

Generate a random vector2.

Template Parameters

T	Type of the random number in the vector

Returns

A random vector2

randVec3()

template<typename TEngine>

template<typename T>

fge::Vector3< T > fge::Random< TEngine >::randVec3

(

)

Generate a random vector3.

Template Parameters

T	Type of the random number in the vector

Returns

A random vector3

range()

template<typename TEngine>

template<typename T>

T fge::Random< TEngine >::range	(	T	min,
		T	max )

Generate a random number within a range.

Template Parameters

T	Type of the random number

Parameters

min	Minimum value of the range
max	Maximum value of the range (included)

Returns

The random number

rangeColor() [1/2]

template<typename TEngine>

fge::Color fge::Random< TEngine >::rangeColor	(	uint32_t	min,
		uint32_t	max )

Generate a random color.

Parameters

min	Minimum 32-bit value of the range
max	Maximum 32-bit value of the range (included)

Returns

A random color

rangeColor() [2/2]

template<typename TEngine>

fge::Color fge::Random< TEngine >::rangeColor	(	uint8_t	min_r,
		uint8_t	max_r,
		uint8_t	min_g,
		uint8_t	max_g,
		uint8_t	min_b,
		uint8_t	max_b,
		uint8_t	min_a,
		uint8_t	max_a )

Generate a random color.

Parameters

min_r	Minimum red value of the range
max_r	Maximum red value of the range (included)
min_g	Minimum green value of the range
max_g	Maximum green value of the range (included)
min_b	Minimum blue value of the range
max_b	Maximum blue value of the range (included)
min_a	Minimum alpha value of the range
max_a	Maximum alpha value of the range (included)

Returns

A random color

rangeVec2()

template<typename TEngine>

template<typename T>

fge::Vector2< T > fge::Random< TEngine >::rangeVec2	(	T	min_x,
		T	max_x,
		T	min_y,
		T	max_y )

Generate a random vector2 within a range.

Template Parameters

T	Type of the random number in the vector

Parameters

min_x	Minimum value of the x range
max_x	Maximum value of the x range (included)
min_y	Minimum value of the y range
max_y	Maximum value of the y range (included)

Returns

A random vector2

rangeVec3()

template<typename TEngine>

template<typename T>

fge::Vector3< T > fge::Random< TEngine >::rangeVec3	(	T	min_x,
		T	max_x,
		T	min_y,
		T	max_y,
		T	min_z,
		T	max_z )

Generate a random vector3 within a range.

Template Parameters

T	Type of the random number in the vector

Parameters

min_x	Minimum value of the x range
max_x	Maximum value of the x range (included)
min_y	Minimum value of the y range
max_y	Maximum value of the y range (included)
min_z	Minimum value of the z range
max_z	Maximum value of the z range (included)

Returns

A random vector3

setSeed()

template<typename TEngine>

void fge::Random< TEngine >::setSeed

(

uint64_t

seed

)

Set the 64-bit seed of the random number generator.

Parameters

seed	a 64-bit seed for the random number generator

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The documentation for this class was generated from the following files:

• C_random.hpp
• C_random.inl