C# Class ByChance.Core.Random2

Implementation of the Ranq1 struct found in Numerical Recipes in C: 3rd Edition. Combined generator (Ranq1 = D1(A1(right-shift first)) with a period of 1.8 x 10^19.

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Public Methods

Method	Description
NextDouble ( ) : double	Gets the next random number in the sequence and returns it as a double-precision floating-point number between 0.0 and 1.0.
NextFloat ( ) : float	Gets the next random number in the sequence and returns it as a single-precision floating-point number between 0.0f and 1.0f.
NextInt32 ( ) : int	Gets the next random number in the sequence and returns it as a 32-bit signed integer.
NextInt32 ( int maxExclusive ) : int	Gets the next random number in the sequence and returns it as a 32-bit signed integer with the specified upper bound.
NextInt64 ( ) : long	Gets the next random number in the sequence and returns it as a 64-bit signed integer.
NextInt64 ( long maxExclusive ) : long	Gets the next random number in the sequence and returns it as a 64-bit signed integer with the specified upper bound.
Random2 ( ) : System	Constructs a new random number generator with the current system time as seed.
Random2 ( long seed ) : System	Constructs a new random number generator with the given 64-bit unsigned integer as seed.

Private Methods

Method	Description
NextUInt64 ( ) : ulong	Gets the next random number in the sequence and returns it as a 64-bit unsigned integer.

Method Details

NextDouble() public method

Gets the next random number in the sequence and returns it as a double-precision floating-point number between 0.0 and 1.0.

public NextDouble ( ) : double
return	double

NextFloat() public method

Gets the next random number in the sequence and returns it as a single-precision floating-point number between 0.0f and 1.0f.

public NextFloat ( ) : float
return	float

NextInt32() public method

Gets the next random number in the sequence and returns it as a 32-bit signed integer.

public NextInt32 ( ) : int
return	int

NextInt32() public method

Gets the next random number in the sequence and returns it as a 32-bit signed integer with the specified upper bound.

public NextInt32 ( int maxExclusive ) : int
maxExclusive	int	/// Exclusive upper bound on the number to get. ///
return	int

NextInt64() public method

Gets the next random number in the sequence and returns it as a 64-bit signed integer.

public NextInt64 ( ) : long
return	long

NextInt64() public method

Gets the next random number in the sequence and returns it as a 64-bit signed integer with the specified upper bound.

public NextInt64 ( long maxExclusive ) : long
maxExclusive	long	/// Exclusive upper bound on the number to get. ///
return	long

Random2() public method

Constructs a new random number generator with the current system time as seed.

public Random2 ( ) : System
return	System

Random2() public method

Constructs a new random number generator with the given 64-bit unsigned integer as seed.

public Random2 ( long seed ) : System
seed	long	/// 64-bit unsigned integer to use as seed. ///
return	System