#include <TRandom.h>

Public Member Functions
	TRandom ()

TINT	GetInt ()

TINT	GetInt (TUINT32 a_iLower, TUINT32 a_iUpper)

TINT	GetInt (TUINT32 a_iUpper)

TFLOAT	GetFloat ()

TFLOAT	GetFloatMinMax (TFLOAT a_fLower, TFLOAT a_fUpper)

TFLOAT	GetFloat2 ()

TUINT32	RandRaw ()

void	SetSeed (TUINT a_uiSeed)

TUINT32	GetSeed () const

Detailed Description

Definition at line 21 of file TRandom.h.

Constructor & Destructor Documentation

◆ TRandom()

TRandom::TRandom ( )

Definition at line 59 of file TRandom.cpp.

{
    THPTimer timer = THPTimer();
    SetSeed( timer.GetRaw32() );
}

Member Function Documentation

◆ GetFloat()

TFLOAT TRandom::GetFloat ( )

Definition at line 183 of file TRandom.cpp.

{
    return ( RandRaw() >> 1 ) * 4.6566129E-10f;
}

◆ GetFloat2()

TFLOAT TRandom::GetFloat2 ( )

Definition at line 194 of file TRandom.cpp.

{
    return ( RandRaw() >> 1 ) * 9.3132257E-10f * -1.0f;
}

◆ GetFloatMinMax()

TFLOAT TRandom::GetFloatMinMax	(	TFLOAT	a_fLower,
		TFLOAT	a_fUpper )

Definition at line 189 of file TRandom.cpp.

{
    return (TFLOAT)( RandRaw() >> 1 ) * 4.6566129E-10f * ( a_fUpper - a_fLower ) + a_fLower;
}

◆ GetInt() [1/3]

TINT TRandom::GetInt ( )

Definition at line 178 of file TRandom.cpp.

{
    return RandRaw();
}

◆ GetInt() [2/3]

TINT TRandom::GetInt	(	TUINT32	a_iLower,
		TUINT32	a_iUpper )

Definition at line 163 of file TRandom.cpp.

{
    TASSERT( a_iUpper > a_iLower, "a_iLower can't be higher than a_iUpper" );
 
    unsigned long long rand  = RandRaw();
    unsigned long long range = a_iUpper - a_iLower;
    return a_iLower + ( range * rand >> 32 );
}

◆ GetInt() [3/3]

TINT TRandom::GetInt ( TUINT32 a_iUpper )

Definition at line 173 of file TRandom.cpp.

{
    return GetInt( 0, a_iUpper );
}

◆ GetSeed()

TUINT32 TRandom::GetSeed ( ) const

inline

Definition at line 37 of file TRandom.h.

37{ return m_uiSeed; }

◆ RandRaw()

TUINT32 TRandom::RandRaw ( )

Definition at line 205 of file TRandom.cpp.

{
    if ( ( m_uiRndCnt-- ) != 0 )
    {
        return m_pRandrsl[ m_uiRndCnt ];
    }
 
    Isaac();
    m_uiRndCnt = RANDSIZ - 1;
    return m_pRandrsl[ RANDSIZ - 1 ];
}

◆ SetSeed()

void TRandom::SetSeed ( TUINT a_uiSeed )

Definition at line 199 of file TRandom.cpp.

{
    m_uiSeed = a_uiSeed;
    RandInit();
}

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

D:/_dev/OpenBarnyard/Source/Toshi/Source/Math/TRandom.h
D:/_dev/OpenBarnyard/Source/Toshi/Source/Math/TRandom.cpp

Public Member Functions