Class for representing strided submatrices of a bigger matrix A. More...

#include <forwards.h>

Inheritance diagram for viennacl::matrix_slice< MatrixType >:

Public Types
typedef MatrixType::value_type	value_type

typedef MatrixType::handle_type	handle_type

typedef viennacl::result_of::cpu_value_type < value_type >::type	cpu_value_type

typedef range::size_type	size_type

typedef range::difference_type	difference_type

typedef value_type	reference

typedef const value_type &	const_reference

Public Types inherited from viennacl::matrix_base< MatrixType::cpu_value_type >
typedef matrix_iterator < row_iteration, self_type >	iterator1

typedef matrix_iterator < col_iteration, self_type >	iterator2

typedef scalar < MatrixType::cpu_value_type >	value_type

typedef MatrixType::cpu_value_type	cpu_value_type

typedef SizeT	size_type

typedef DistanceT	difference_type

typedef viennacl::backend::mem_handle	handle_type

Public Member Functions
	matrix_slice (MatrixType const &A, slice const &row_slice, slice const &col_slice)

	matrix_slice (self_type const &A, slice const &row_slice, slice const &col_slice)

	matrix_slice (self_type const &other)

template<typename OtherNumericT , typename F >
base_type &	operator= (viennacl::matrix< OtherNumericT, F > const &B)

template<typename OtherNumericT , typename F >
base_type &	operator= (viennacl::matrix_range< viennacl::matrix< OtherNumericT, F > > const &B)

template<typename OtherNumericT , typename F >
base_type &	operator= (viennacl::matrix_slice< viennacl::matrix< OtherNumericT, F > > const &B)

Public Member Functions inherited from viennacl::matrix_base< MatrixType::cpu_value_type >
	matrix_base ()
	The default constructor. Does not allocate any memory. More...

	matrix_base (bool is_row_major)
	The layout constructor. Does not allocate any memory. More...

	matrix_base (size_type rows, size_type columns, bool is_row_major, viennacl::context ctx=viennacl::context())
	Creates the matrix with the given dimensions. More...

	matrix_base (viennacl::backend::mem_handle &h, size_type mat_size1, size_type mat_start1, size_type mat_stride1, size_type mat_internal_size1, size_type mat_size2, size_type mat_start2, size_type mat_stride2, size_type mat_internal_size2, bool is_row_major)
	Constructor for creating a matrix_range or matrix_stride from some other matrix/matrix_range/matrix_stride. More...

	matrix_base (matrix_expression< const LHS, const RHS, OP > const &proxy)
	Constructor for creating a matrix_range or matrix_stride from some other matrix/matrix_range/matrix_stride. More...

	matrix_base (MatrixType::cpu_value_type *ptr_to_mem, viennacl::memory_types mem_type, size_type mat_size1, size_type mat_start1, size_type mat_stride1, size_type mat_internal_size1, size_type mat_size2, size_type mat_start2, size_type mat_stride2, size_type mat_internal_size2, bool is_row_major)

	matrix_base (const self_type &other)

	matrix_base (const matrix_base< OtherNumericT, SizeT, DistanceT > &other)

self_type &	operator= (const self_type &other)

self_type &	operator= (const matrix_base< OtherNumericT, SizeT, DistanceT > &other)

self_type &	operator= (const matrix_expression< const LHS, const RHS, OP > &proxy)
	Implementation of the operation m1 = m2 @ alpha, where @ denotes either multiplication or division, and alpha is either a CPU or a GPU scalar. More...

self_type &	operator= (const matrix_expression< const self_type, const self_type, op_trans > &proxy)

self_type &	operator= (identity_matrix< MatrixType::cpu_value_type > const &m)
	Assigns the supplied identity matrix to the matrix. More...

self_type &	operator= (zero_matrix< MatrixType::cpu_value_type > const &m)
	Assigns the supplied zero matrix to the matrix. More...

self_type &	operator= (scalar_matrix< MatrixType::cpu_value_type > const &m)
	Assigns the supplied scalar vector to the matrix. More...

self_type &	operator+= (const matrix_expression< const LHS, const RHS, OP > &proxy)

self_type &	operator+= (const self_type &other)

self_type &	operator-= (const matrix_expression< const LHS, const RHS, OP > &proxy)

self_type &	operator-= (const self_type &other)

entry_proxy < MatrixType::cpu_value_type >	operator() (size_type row_index, size_type col_index)
	Read-write access to a single element of the matrix/matrix_range/matrix_slice. More...

const_entry_proxy < MatrixType::cpu_value_type >	operator() (size_type row_index, size_type col_index) const
	Read access to a single element of the matrix/matrix_range/matrix_slice. More...

self_type &	operator*= (char val)
	Scales the matrix by a char (8-bit integer) More...

self_type &	operator*= (short val)
	Scales the matrix by a short integer. More...

self_type &	operator*= (int val)
	Scales the matrix by an integer. More...

self_type &	operator*= (long val)
	Scales the matrix by a long integer. More...

self_type &	operator*= (float val)
	Scales the matrix by a single precision floating point value. More...

self_type &	operator*= (double val)
	Scales the matrix by a double precision floating point value. More...

self_type &	operator/= (char val)
	Scales the matrix by a char (8-bit integer) More...

self_type &	operator/= (short val)
	Scales the matrix by a short integer. More...

self_type &	operator/= (int val)
	Scales the matrix by an integer. More...

self_type &	operator/= (long val)
	Scales the matrix by a long integer. More...

self_type &	operator/= (float val)
	Scales the matrix by a single precision floating point value. More...

self_type &	operator/= (double val)
	Scales the matrix by a double precision floating point value. More...

matrix_expression< const self_type, const MatrixType::cpu_value_type, op_mult >	operator- () const
	Sign flip for the matrix. Emulated to be equivalent to -1.0 * matrix. More...

size_type	size1 () const
	Returns the number of rows. More...

size_type	size2 () const
	Returns the number of columns. More...

size_type	start1 () const
	Returns the number of rows. More...

size_type	start2 () const
	Returns the number of columns. More...

size_type	stride1 () const
	Returns the number of rows. More...

size_type	stride2 () const
	Returns the number of columns. More...

void	clear ()
	Resets all entries to zero. More...

size_type	internal_size1 () const
	Returns the internal number of rows. Usually required for launching OpenCL kernels only. More...

size_type	internal_size2 () const
	Returns the internal number of columns. Usually required for launching OpenCL kernels only. More...

size_type	internal_size () const
	Returns the total amount of allocated memory in multiples of sizeof(NumericT) More...

handle_type &	handle ()
	Returns the OpenCL handle, non-const-version. More...

const handle_type &	handle () const
	Returns the OpenCL handle, const-version. More...

viennacl::memory_types	memory_domain () const

bool	row_major () const

void	switch_memory_context (viennacl::context new_ctx)

Additional Inherited Members
Protected Member Functions inherited from viennacl::matrix_base< MatrixType::cpu_value_type >
void	set_handle (viennacl::backend::mem_handle const &h)

void	resize (size_type rows, size_type columns, bool preserve=true)

Detailed Description

template<typename MatrixType>
class viennacl::matrix_slice< MatrixType >

Class for representing strided submatrices of a bigger matrix A.

In MATLAB notation, this could for example refer to the submatrix A(3:2:8, 6:3:16) of a matrix A.

Definition at line 443 of file forwards.h.

Member Typedef Documentation

template<typename MatrixType>

typedef const value_type& viennacl::matrix_slice< MatrixType >::const_reference

Definition at line 375 of file matrix_proxy.hpp.

template<typename MatrixType>

typedef viennacl::result_of::cpu_value_type<value_type>::type viennacl::matrix_slice< MatrixType >::cpu_value_type

Definition at line 371 of file matrix_proxy.hpp.

template<typename MatrixType>

typedef range::difference_type viennacl::matrix_slice< MatrixType >::difference_type

Definition at line 373 of file matrix_proxy.hpp.

template<typename MatrixType>

typedef MatrixType::handle_type viennacl::matrix_slice< MatrixType >::handle_type

Definition at line 370 of file matrix_proxy.hpp.

template<typename MatrixType>

typedef value_type viennacl::matrix_slice< MatrixType >::reference

Definition at line 374 of file matrix_proxy.hpp.

template<typename MatrixType>

typedef range::size_type viennacl::matrix_slice< MatrixType >::size_type

Definition at line 372 of file matrix_proxy.hpp.

template<typename MatrixType>

typedef MatrixType::value_type viennacl::matrix_slice< MatrixType >::value_type

Definition at line 369 of file matrix_proxy.hpp.

Constructor & Destructor Documentation

template<typename MatrixType>

viennacl::matrix_slice< MatrixType >::matrix_slice	(	MatrixType const &	A,
		slice const &	row_slice,
		slice const &	col_slice
	)

inline

Definition at line 377 of file matrix_proxy.hpp.

template<typename MatrixType>

viennacl::matrix_slice< MatrixType >::matrix_slice	(	self_type const &	A,
		slice const &	row_slice,
		slice const &	col_slice
	)

inline

Definition at line 384 of file matrix_proxy.hpp.

template<typename MatrixType>

viennacl::matrix_slice< MatrixType >::matrix_slice ( self_type const & other )

inline

Definition at line 392 of file matrix_proxy.hpp.

Member Function Documentation

template<typename MatrixType>

template<typename OtherNumericT , typename F >

base_type& viennacl::matrix_slice< MatrixType >::operator= ( viennacl::matrix< OtherNumericT, F > const & B )

inline

Definition at line 401 of file matrix_proxy.hpp.

template<typename MatrixType>

template<typename OtherNumericT , typename F >

base_type& viennacl::matrix_slice< MatrixType >::operator= ( viennacl::matrix_range< viennacl::matrix< OtherNumericT, F > > const & B )

inline

Definition at line 404 of file matrix_proxy.hpp.

template<typename MatrixType>

template<typename OtherNumericT , typename F >

base_type& viennacl::matrix_slice< MatrixType >::operator= ( viennacl::matrix_slice< viennacl::matrix< OtherNumericT, F > > const & B )

inline

Definition at line 407 of file matrix_proxy.hpp.

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

viennacl/forwards.h
viennacl/matrix_proxy.hpp

Public Types

Public Member Functions

Additional Inherited Members

Detailed Description

template<typename MatrixType> class viennacl::matrix_slice< MatrixType >

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

template<typename MatrixType>
class viennacl::matrix_slice< MatrixType >