Functions to create arrays.

constant, random, range, etc. More...

Modules
	Random Number Generation
	Random Number Generation Functions.
	constant
	Create a array from a scalar input value.
	diag
	Extract diagonal from a matrix when extract is set to true.
	identity
	Create an identity array with diagonal values 1.
	iota
	Create an sequence [0, dims.elements() - 1] and modify to specified dimensions dims and then tile it according to tile_dims.
	lower
	Create a lower triangular matrix from input array.
	pad
	Pad an array.
	range
	Creates an array with [0, n] values along the seq_dim which is tiled across other dimensions.
	upper
	Create a upper triangular matrix from input array.
array &	eval (array &a)
	Evaluate an expression (nonblocking). More...
AFAPI void	eval (int num, array **arrays)
	Evaluate multiple arrays simultaneously. More...
void	eval (array &a, array &b)
void	eval (array &a, array &b, array &c)
void	eval (array &a, array &b, array &c, array &d)
void	eval (array &a, array &b, array &c, array &d, array &e)
void	eval (array &a, array &b, array &c, array &d, array &e, array &f)
const array &	eval (const array &a)
	Evaluate an expression (nonblocking). More...
void	eval (const array &a, const array &b)
void	eval (const array &a, const array &b, const array &c)
void	eval (const array &a, const array &b, const array &c, const array &d)
void	eval (const array &a, const array &b, const array &c, const array &d, const array &e)
void	eval (const array &a, const array &b, const array &c, const array &d, const array &e, const array &f)
AFAPI void	setManualEvalFlag (bool flag)
	Turn the manual eval flag on or off. More...
AFAPI bool	getManualEvalFlag ()
	Get the manual eval flag. More...

Detailed Description

constant, random, range, etc.

Function Documentation

eval() [1/13]

array & af::eval ( array &  a )

inline

Evaluate an expression (nonblocking).

Examples

financial/black_scholes_options.cpp, graphics/fractal.cpp, and pde/swe.cpp.

Definition at line 1431 of file array.h.

{ a.eval(); return a; }

eval() [2/13]

void af::eval ( array &  a, array &  b  )

inline

Definition at line 1440 of file array.h.

    {
#if AF_API_VERSION >= 34
        array *arrays[] = {&a, &b};
        return eval(2, arrays);
#else
        eval(a); b.eval();
#endif
    }

eval() [3/13]

void af::eval ( array &  a, array &  b, array &  c  )

inline

Definition at line 1450 of file array.h.

    {
#if AF_API_VERSION >= 34
        array *arrays[] = {&a, &b, &c};
        return eval(3, arrays);
#else
        eval(a, b); c.eval();
#endif
    }

eval() [4/13]

void af::eval ( array &  a, array &  b, array &  c, array &  d  )

inline

Definition at line 1460 of file array.h.

    {
#if AF_API_VERSION >= 34
        array *arrays[] = {&a, &b, &c, &d};
        return eval(4, arrays);
#else
        eval(a, b, c); d.eval();
#endif
 
    }

eval() [5/13]

void af::eval ( array &  a, array &  b, array &  c, array &  d, array &  e  )

inline

Definition at line 1471 of file array.h.

    {
#if AF_API_VERSION >= 34
        array *arrays[] = {&a, &b, &c, &d, &e};
        return eval(5, arrays);
#else
        eval(a, b, c, d); e.eval();
#endif
    }

eval() [6/13]

void af::eval ( array &  a, array &  b, array &  c, array &  d, array &  e, array &  f  )

inline

Definition at line 1481 of file array.h.

    {
#if AF_API_VERSION >= 34
        array *arrays[] = {&a, &b, &c, &d, &e, &f};
        return eval(6, arrays);
#else
        eval(a, b, c, d, e); f.eval();
#endif
    }

eval() [7/13]

const array & af::eval ( const array &  a )

inline

Evaluate an expression (nonblocking).

Definition at line 1494 of file array.h.

{ a.eval(); return a; }

eval() [8/13]

void af::eval ( const array &  a, const array &  b  )

inline

Definition at line 1505 of file array.h.

    {
        const array *arrays[] = {&a, &b};
        return eval(2, const_cast<array **>(arrays));
    }

eval() [9/13]

void af::eval ( const array &  a, const array &  b, const array &  c  )

inline

Definition at line 1511 of file array.h.

    {
        const array *arrays[] = {&a, &b, &c};
        return eval(3, const_cast<array **>(arrays));
    }

eval() [10/13]

void af::eval ( const array &  a, const array &  b, const array &  c, const array &  d  )

inline

Definition at line 1517 of file array.h.

    {
        const array *arrays[] = {&a, &b, &c, &d};
        return eval(4, const_cast<array **>(arrays));
    }

eval() [11/13]

void af::eval ( const array &  a, const array &  b, const array &  c, const array &  d, const array &  e  )

inline

Definition at line 1524 of file array.h.

    {
        const array *arrays[] = {&a, &b, &c, &d, &e};
        return eval(5, const_cast<array **>(arrays));
    }

eval() [12/13]

void af::eval ( const array &  a, const array &  b, const array &  c, const array &  d, const array &  e, const array &  f  )

inline

Definition at line 1531 of file array.h.

    {
        const array *arrays[] = {&a, &b, &c, &d, &e, &f};
        return eval(6, const_cast<array **>(arrays));
    }

eval() [13/13]

AFAPI void af::eval	(	int	num,
		array **	arrays
	)

Evaluate multiple arrays simultaneously.

getManualEvalFlag()

AFAPI bool af::getManualEvalFlag

(

)

Get the manual eval flag.

setManualEvalFlag()

AFAPI void af::setManualEvalFlag

(

bool

flag

)

Turn the manual eval flag on or off.