Meta::MLib Class Reference

A library of static functions callable from M. More...

#include <MLib.h>

Inheritance diagram for Meta::MLib:

List of all members.

Public Member Functions
	MLib ()
virtual	~MLib ()
virtual mnode	process (mnode n, uint32_t flags=0)
Static Public Member Functions
static mvar	toVar (mnode n, bool codeData=false)
static mvar	fromStr (const mstr &str, bool literal=true, bool exact=false)
static void	srand (uint64_t seed)
static double	uniform ()
static double	uniform (double a, double b)
static double	exponential (double x)
static double	normal (double m, double s)
static double	erlang (double n, double x)
static double	pareto (double k, double a)
static double	lognormal (double a, double b)
static double	chisquare (double n)
static long	bernoulli (double p)
static long	equilikely (long a, long b)
static long	binomial (long n, double p)
static long	geometric (double p)
static long	bpascal (long n, double p)
static long	poisson (double m)
static const mvar &	choice (const mvar &seq)
static mvec	randomSequence (long a, long b)
static mvar	mixedDistribution (const mvar &v)
static mvar	degrees (const mvar &d)
static double	pi ()
static double	sqrt (double v)
static double	pow (double v, double exponent)
static double	abs (double v)
static double	log10 (double v)
static double	cos (double v)
static double	acos (double v)
static double	cosh (double v)
static double	sin (double v)
static double	asin (double v)
static double	sinh (double v)
static double	tan (double v)
static double	atan (double v)
static double	atan2 (double y, double x)
static double	tanh (double v)
static double	inf ()
static double	negInf ()
static double	floor (double v)
static double	ceil (double v)
static double	round (double v, double precision=1)
static bool	nearInteger (double v, mvar &n)
static double	distance (const mvar &u, const mvar &v)
static mvar	scaleVector (const mvar &u, double magnitude)
static mvec	vectorRange (const mvar &b)
static mvec	vectorRange (const mvar &a, const mvar &b)
static mvec	vectorRange (const mvar &a, const mvar &b, const mvar &inc)
static mlist	listRange (const mvar &b)
static mlist	listRange (const mvar &a, const mvar &b)
static mlist	listRange (const mvar &a, const mvar &b, const mvar &inc)
static mvar	clamp (const mvar &v, const mvar &min, const mvar &max)
static void	sleep (double secs)
static void	print (const mstr &str)
static mstr	repeatString (const mstr &str, int n)
static mvar	mergeSymbolicMaps (const mvar &m1, const mvar &m2)
static bool	hasArg (const mvar &key)
static mvar	args ()
static void	setArgs (const mvar &args)
static mvar	arg (const mvar &key)
static mvar	arg (const mvar &key, const mvar &def)
static void	setArg (const mvar &key, const mvar &value)
static void	argDefault (const mvar &key, const mvar &value)
static double	systemTime ()
static mstr	formatTime (double t, const mstr &format)
static void	setDefaultPrecision (size_t bits)
static mstr	formatTime (double t)
static mvec	crossProduct (const mvec &u, const mvec &v)
static mvar	dotProduct (const mvec &u, const mvec &v)

---

Detailed Description

A library of static functions callable from M.

---

Constructor & Destructor Documentation

Meta::MLib::MLib

(

)

Constructor.

virtual Meta::MLib::~MLib

(

)

[virtual]

Destructor.

---

Member Function Documentation

static double Meta::MLib::abs

(

double

v

)

[inline, static]

Absolute value.

static double Meta::MLib::acos

(

double

v

)

[inline, static]

Arccosine.

static mvar Meta::MLib::arg

(

const mvar &

key

)

[inline, static]

See MProgram::arg().

static mvar Meta::MLib::arg	(	const mvar &	key,
		const mvar &	def
	)		[inline, static]

See MProgram::arg().

static void Meta::MLib::argDefault	(	const mvar &	key,
		const mvar &	value
	)		[inline, static]

See MProgram::argDefault().

static mvar Meta::MLib::args

(

)

[inline, static]

See MProgram::args().

static double Meta::MLib::asin

(

double

v

)

[inline, static]

Arcsine.

static double Meta::MLib::atan

(

double

v

)

[inline, static]

Arctangent.

static double Meta::MLib::atan2	(	double	y,
		double	x
	)		[inline, static]

Arctangent 2.

static long Meta::MLib::bernoulli

(

double

p

)

[static]

See MRandom::bernoulli().

static long Meta::MLib::binomial	(	long	n,
		double	p
	)		[static]

See MRandom::binomial().

static long Meta::MLib::bpascal	(	long	n,
		double	p
	)		[static]

See MRandom::bpascal().

static double Meta::MLib::ceil

(

double

v

)

[inline, static]

Ceiling function.

static double Meta::MLib::chisquare

(

double

n

)

[static]

See MRandom::chisquare().

static const mvar& Meta::MLib::choice

(

const mvar &

seq

)

[static]

Returns:

A random element from sequence seq.

static mvar Meta::MLib::clamp	(	const mvar &	v,
		const mvar &	min,
		const mvar &	max
	)		[inline, static]

Clamp.

static double Meta::MLib::cos

(

double

v

)

[inline, static]

Cosine.

static double Meta::MLib::cosh

(

double

v

)

[inline, static]

Hyperbolic cosine.

static mvec Meta::MLib::crossProduct	(	const mvec &	u,
		const mvec &	v
	)		[static]

Returns:

The cross product of the 3D vectors u and v.

static mvar Meta::MLib::degrees

(

const mvar &

d

)

[inline, static]

Convert radians to degrees.

static double Meta::MLib::distance	(	const mvar &	u,
		const mvar &	v
	)		[inline, static]

Fast distance.

static mvar Meta::MLib::dotProduct	(	const mvec &	u,
		const mvec &	v
	)		[static]

Returns:

The dot product of vectors u and v which must be of equal dimensions.

static long Meta::MLib::equilikely	(	long	a,
		long	b
	)		[static]

See MRandom::equilikely().

static double Meta::MLib::erlang	(	double	n,
		double	x
	)		[static]

See MRandom::erlang().

static double Meta::MLib::exponential

(

double

x

)

[static]

See MRandom::exponential().

static double Meta::MLib::floor

(

double

v

)

[inline, static]

Floor function.

static mstr Meta::MLib::formatTime	(	double	t,
		const mstr &	format
	)		[inline, static]

See MTime::toStr().

static mstr Meta::MLib::formatTime

(

double

t

)

[inline, static]

See MTime::toStr().

static mvar Meta::MLib::fromStr	(	const mstr &	str,
		bool	literal = true,
		bool	exact = false
	)		[inline, static]

Returns:

str parsed to an mvar.

static long Meta::MLib::geometric

(

double

p

)

[static]

See MRandom::geometric().

static bool Meta::MLib::hasArg

(

const mvar &

key

)

[inline, static]

See MProgram::hasArg().

static double Meta::MLib::inf

(

)

[inline, static]

Postive infinity.

static mlist Meta::MLib::listRange

(

const mvar &

b

)

[inline, static]

List range.

static mlist Meta::MLib::listRange	(	const mvar &	a,
		const mvar &	b
	)		[inline, static]

List range.

static mlist Meta::MLib::listRange	(	const mvar &	a,
		const mvar &	b,
		const mvar &	inc
	)		[inline, static]

List range.

static double Meta::MLib::log10

(

double

v

)

[inline, static]

Log base 10.

static double Meta::MLib::lognormal	(	double	a,
		double	b
	)		[static]

See MRandom::lognormal().

static mvar Meta::MLib::mergeSymbolicMaps	(	const mvar &	m1,
		const mvar &	m2
	)		[static]

Merge symbolic maps in m1 and m2, preserving m1's values in the case of duplicate keys in m2.

Returns:

The merged symbolic map of m1 and m2.

static mvar Meta::MLib::mixedDistribution

(

const mvar &

v

)

[static]

Used to specify a uniformly weighted mixed distribution set.

Parameters:

v	e.g: [[0.1,{normal(10,3)}],[0.9,{uniform(5,6)}]]

static bool Meta::MLib::nearInteger	(	double	v,
		mvar &	n
	)		[inline, static]

Near integer.

static double Meta::MLib::negInf

(

)

[inline, static]

Negative infinity.

static double Meta::MLib::normal	(	double	m,
		double	s
	)		[static]

See MRandom::normal().

static double Meta::MLib::pareto	(	double	k,
		double	a
	)		[static]

See MRandom::pareto().

static double Meta::MLib::pi

(

)

[inline, static]

Constant pi.

static long Meta::MLib::poisson

(

double

m

)

[static]

See MRandom::poisson().

static double Meta::MLib::pow	(	double	v,
		double	exponent
	)		[inline, static]

Exponentiaton function.

static void Meta::MLib::print

(

const mstr &

str

)

[static]

Print str.

virtual mnode Meta::MLib::process	(	mnode	n,
		uint32_t	flags = 0
	)		[virtual]

Process method.

Reimplemented from Meta::MObject.

static mvec Meta::MLib::randomSequence	(	long	a,
		long	b
	)		[static]

Returns:

A random sequence of elements from the sequence [a,b].

static mstr Meta::MLib::repeatString	(	const mstr &	str,
		int	n
	)		[static]

Repeat string str n times.

static double Meta::MLib::round	(	double	v,
		double	precision = 1
	)		[inline, static]

Round.

static mvar Meta::MLib::scaleVector	(	const mvar &	u,
		double	magnitude
	)		[inline, static]

Scale a vector.

static void Meta::MLib::setArg	(	const mvar &	key,
		const mvar &	value
	)		[inline, static]

See MProgram::setArg().

static void Meta::MLib::setArgs

(

const mvar &

args

)

[inline, static]

See MProgram::setArgs().

static void Meta::MLib::setDefaultPrecision

(

size_t

bits

)

[inline, static]

See MMath::setDefaultPrecision().

static double Meta::MLib::sin

(

double

v

)

[inline, static]

Sine.

static double Meta::MLib::sinh

(

double

v

)

[inline, static]

Hyperbolic sine.

static void Meta::MLib::sleep

(

double

secs

)

[inline, static]

Sleep for a number of seconds.

static double Meta::MLib::sqrt

(

double

v

)

[inline, static]

Square root.

static void Meta::MLib::srand

(

uint64_t

seed

)

[static]

Seed the global random number generator.

Parameters:

seed	0..18446744073709551615

static double Meta::MLib::systemTime

(

)

[inline, static]

System time in seconds since UNIX epoch.

static double Meta::MLib::tan

(

double

v

)

[inline, static]

Tangent.

static double Meta::MLib::tanh

(

double

v

)

[inline, static]

Hyperbolic tangent.

static mvar Meta::MLib::toVar	(	mnode	n,
		bool	codeData = false
	)		[static]

Returns:

n converted to an mvar.

static double Meta::MLib::uniform

(

)

[static]

See MRandom::uniform().

static double Meta::MLib::uniform	(	double	a,
		double	b
	)		[static]

See MRandom::uniform().

static mvec Meta::MLib::vectorRange

(

const mvar &

b

)

[inline, static]

Vector range.

static mvec Meta::MLib::vectorRange	(	const mvar &	a,
		const mvar &	b
	)		[inline, static]

Vector range.

static mvec Meta::MLib::vectorRange	(	const mvar &	a,
		const mvar &	b,
		const mvar &	inc
	)		[inline, static]

Vector range.

---

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

• AndroMeta/include/AndroMeta/MLib.h