Math utilities. More...

Static Public Member Functions
static uint32	getUpperPowerOfTwo (uint32 val)
static uint32	getLowerPowerOfTwo (uint32 val)
template<class T >
static DtVector3< T >	toCartesian (T thetaDegrees, T phiDegrees, bool flipYZ)
template<class T >
static bool	isFinite (T n)
template<class T >
static T	positiveInfinity (void)
template<class T >
static T	negativeInfinity (void)

template<class T >
static T	Sqrt (T val)
	Standard math routines.
template<class T >
static T	Abs (T val)
static int	Abs (int val)
template<class T >
static T	Sin (T val)
template<class T >
static T	Cos (T val)
template<class T >
static T	Tan (T val)
static float	Sin (const DtDegrees &val)
static float	Cos (const DtDegrees &val)
static float	Tan (const DtDegrees &val)
template<class T >
static T	Squared (T val)
template<class T >
static int	NumDigits (T val)
template<class T >
static double	GetNormalizedValueRespectingLength (T val)
static bool	isEqual (int32 lhs, int32 rhs, int32 tolerance=std::numeric_limits< int32 >::epsilon())
	Test equality with tolerance.
static bool	isEqual (uint32 lhs, uint32 rhs, uint32 tolerance=std::numeric_limits< uint32 >::epsilon())
static bool	isEqual (float32 lhs, float32 rhs, float32 tolerance=std::numeric_limits< float32 >::epsilon())
static bool	isEqual (float64 lhs, float64 rhs, float64 tolerance=std::numeric_limits< float64 >::epsilon())

static float32	unitRandom32 (void)
	Random number generation routines.
static float64	unitRandom64 (void)
static int	rangeRandom (int iLow, int iHigh)
static float32	rangeRandom (float32 fLow, float32 fHigh)
static float64	rangeRandom (float64 fLow, float64 fHigh)
static bool	randomBool (void)

template<class T >
static T	clamp (T val, T minval, T maxval)
	Clamping routines.
template<class T >
static DtVector2< T >	clamp (const DtVector2< T > &val, const DtVector2< T > &minval, const DtVector2< T > &maxval)
template<class T >
static DtVector3< T >	clamp (const DtVector3< T > &val, const DtVector3< T > &minval, const DtVector3< T > &maxval)
template<class T >
static DtVector4< T >	clamp (const DtVector4< T > &val, const DtVector4< T > &minval, const DtVector4< T > &maxval)

Static Public Attributes
static const float32	TWO_PI
static const float32	PI
static const float32	PI_BY_2
static const float32	PI_BY_3
static const float32	PI_BY_4
static const float32	PI_BY_6
static const float32	Gravity
static const float32	m_fConvertToRadians
static const float32	m_fConvertToDegrees

Detailed Description

Math utilities.

Member Function Documentation

template<class T >

static T makVrv::DtMath::Sqrt ( T val )

inlinestatic

Standard math routines.

Referenced by makVrv::DtVector2< T >::length(), makVrv::DtVector3< T >::length(), and makVrv::DtVector3< T >::normalize().

template<class T >

static T makVrv::DtMath::Abs ( T val )

inlinestatic

Referenced by makVrv::DtVector3< T >::absDotProduct().

static int makVrv::DtMath::Abs ( int val )

inlinestatic

template<class T >

static T makVrv::DtMath::Sin ( T val )

inlinestatic

Referenced by makVrv::DtMatrixUtils< T >::matrixRotation_3x3(), makVrv::DtMatrixUtils< T >::matrixRotationX(), makVrv::DtMatrixUtils< T >::matrixRotationY(), makVrv::DtMatrixUtils< T >::matrixRotationZ(), and toCartesian().

template<class T >

static T makVrv::DtMath::Cos ( T val )

inlinestatic

Referenced by makVrv::DtMatrixUtils< T >::matrixRotation_3x3(), makVrv::DtMatrixUtils< T >::matrixRotationX(), makVrv::DtMatrixUtils< T >::matrixRotationY(), makVrv::DtMatrixUtils< T >::matrixRotationZ(), and toCartesian().

template<class T >

static T makVrv::DtMath::Tan ( T val )

inlinestatic

static float makVrv::DtMath::Sin ( const DtDegrees & val )

static

static float makVrv::DtMath::Cos ( const DtDegrees & val )

static

static float makVrv::DtMath::Tan ( const DtDegrees & val )

static

template<class T >

static T makVrv::DtMath::Squared ( T val )

inlinestatic

Referenced by makVrv::DtMatrixUtils< T >::matrixRotation_3x3().

template<class T >

int makVrv::DtMath::NumDigits ( T val )

static

template<class T >

double makVrv::DtMath::GetNormalizedValueRespectingLength ( T val )

static

static bool makVrv::DtMath::isEqual	(	int32	lhs,
		int32	rhs,
		int32	tolerance = `std::numeric_limits< int32 >::epsilon()`
	)

static

Test equality with tolerance.

Referenced by makVrv::DtVector2< T >::isEqual(), makVrv::DtVector3< T >::isEqual(), makVrv::DtVector4< T >::isEqual(), makVrv::DtMatrix3< T >::IsEqual(), and makVrv::DtMatrix4< T >::isEqual().

static bool makVrv::DtMath::isEqual	(	uint32	lhs,
		uint32	rhs,
		uint32	tolerance = `std::numeric_limits< uint32 >::epsilon()`
	)

static

static bool makVrv::DtMath::isEqual	(	float32	lhs,
		float32	rhs,
		float32	tolerance = `std::numeric_limits< float32 >::epsilon()`
	)

static

static bool makVrv::DtMath::isEqual	(	float64	lhs,
		float64	rhs,
		float64	tolerance = `std::numeric_limits< float64 >::epsilon()`
	)

static

static float32 makVrv::DtMath::unitRandom32 ( void )

static

Random number generation routines.

static float64 makVrv::DtMath::unitRandom64 ( void )

static

static int makVrv::DtMath::rangeRandom	(	int	iLow,
		int	iHigh
	)

static

static float32 makVrv::DtMath::rangeRandom	(	float32	fLow,
		float32	fHigh
	)

static

static float64 makVrv::DtMath::rangeRandom	(	float64	fLow,
		float64	fHigh
	)

static

static bool makVrv::DtMath::randomBool ( void )

static

static uint32 makVrv::DtMath::getUpperPowerOfTwo ( uint32 val )

static

static uint32 makVrv::DtMath::getLowerPowerOfTwo ( uint32 val )

static

template<class T >

T makVrv::DtMath::clamp	(	T	val,
		T	minval,
		T	maxval
	)

static

Clamping routines.

References Assert.

Referenced by clamp().

template<class T >

DtVector2< T > makVrv::DtMath::clamp	(	const DtVector2< T > &	val,
		const DtVector2< T > &	minval,
		const DtVector2< T > &	maxval
	)

static

References clamp(), makVrv::DtVector2< T >::x, and makVrv::DtVector2< T >::y.

template<class T >

DtVector3< T > makVrv::DtMath::clamp	(	const DtVector3< T > &	val,
		const DtVector3< T > &	minval,
		const DtVector3< T > &	maxval
	)

static

References clamp(), makVrv::DtVector3< T >::x, makVrv::DtVector3< T >::y, and makVrv::DtVector3< T >::z.

template<class T >

DtVector4< T > makVrv::DtMath::clamp	(	const DtVector4< T > &	val,
		const DtVector4< T > &	minval,
		const DtVector4< T > &	maxval
	)

static

References clamp(), makVrv::DtVector4< T >::w, makVrv::DtVector4< T >::x, makVrv::DtVector4< T >::y, and makVrv::DtVector4< T >::z.

template<class T >

DtVector3< T > makVrv::DtMath::toCartesian	(	T	thetaDegrees,
		T	phiDegrees,
		bool	flipYZ
	)

static

References Cos(), Sin(), makVrv::DtVector3< T >::x, makVrv::DtVector3< T >::y, and makVrv::DtVector3< T >::z.

template<class T >

bool makVrv::DtMath::isFinite ( T n )

static

template<class T >

static T makVrv::DtMath::positiveInfinity ( void )

inlinestatic

template<class T >

static T makVrv::DtMath::negativeInfinity ( void )

inlinestatic

Member Data Documentation

const float32 makVrv::DtMath::TWO_PI

static

const float32 makVrv::DtMath::PI

static

const float32 makVrv::DtMath::PI_BY_2

static

const float32 makVrv::DtMath::PI_BY_3

static

const float32 makVrv::DtMath::PI_BY_4

static

const float32 makVrv::DtMath::PI_BY_6

static

const float32 makVrv::DtMath::Gravity

static

const float32 makVrv::DtMath::m_fConvertToRadians

static

const float32 makVrv::DtMath::m_fConvertToDegrees

static

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

/exports/nfedora7-1/nightly/docs/vrforcesDevelopment.tot/include/vrvGraphicsUtils/DtMath.h

Static Public Member Functions

Static Public Attributes

Detailed Description

Member Function Documentation

Member Data Documentation