Vector Class Reference

#include <matrix_old.h>

Inherited by EpetraVector.

List of all members.

Public Member Functions
virtual	~Vector ()
virtual void	alloc (int ndofs)=0
	allocate memory for storing ndofs elements
virtual void	free ()=0
	free the memory
virtual void	finish ()
virtual scalar	get (int idx)=0
	Get the value from a position.
virtual void	extract (scalar *v) const =0
	Extract vector values into user-provided array.
virtual void	zero ()=0
	Zero the vector.
virtual void	set (int idx, scalar y)=0
	set the entry on a specified position
virtual void	add (int idx, scalar y)=0
	update element on the specified position
virtual void	add (int n, int *idx, scalar *y)=0
	update subset of the elements
virtual bool	dump (FILE *file, const char *var_name, EMatrixDumpFormat=DF_MATLAB_SPARSE)=0
Protected Attributes
int	size

---

Constructor & Destructor Documentation

virtual Vector::~Vector

(

)

[inline, virtual]

---

Member Function Documentation

virtual void Vector::add	(	int	n,
		int *	idx,
		scalar *	y
	)			[pure virtual]

update subset of the elements

Parameters:

[in]	n	- number of positions to update
[in]	idx	- indices where to update
[in]	y	- values

Implemented in EpetraVector.

virtual void Vector::add	(	int	idx,
		scalar	y
	)			[pure virtual]

update element on the specified position

Parameters:

[in]	idx	- indices where to update
[in]	y	- value

Implemented in EpetraVector.

virtual void Vector::alloc

(

int

ndofs

)

[pure virtual]

allocate memory for storing ndofs elements

Parameters:

[in]

ndofs

- number of elements of the vector

Implemented in EpetraVector.

virtual bool Vector::dump	(	FILE *	file,
		const char *	var_name,
		EMatrixDumpFormat	= DF_MATLAB_SPARSE
	)			[pure virtual]

Implemented in EpetraVector.

virtual void Vector::extract

(

scalar *

v

)

const [pure virtual]

Extract vector values into user-provided array.

Parameters:

[out]

v

- array which will contain extracted values

Implemented in EpetraVector.

virtual void Vector::finish

(

)

[inline, virtual]

virtual void Vector::free

(

)

[pure virtual]

free the memory

Implemented in EpetraVector.

virtual scalar Vector::get

(

int

idx

)

[pure virtual]

Get the value from a position.

Returns:

the value form the specified index

Parameters:

[in]

idx

- index which to obtain the value from

Implemented in EpetraVector.

virtual void Vector::set	(	int	idx,
		scalar	y
	)			[pure virtual]

set the entry on a specified position

Parameters:

[in]	idx	- indices where to update
[in]	y	- value

Implemented in EpetraVector.

virtual void Vector::zero

(

)

[pure virtual]

Zero the vector.

Implemented in EpetraVector.

---

Member Data Documentation

int Vector::size [protected]

---

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

• /var/www2/hermes2d/hermes2d/src/matrix_old.h