#include <sleipnir/autodiff/variable_block.hpp>

Inheritance diagram for slp::VariableBlock< Mat >:

Public Types
using	Scalar = typename Mat::Scalar

Public Member Functions
	VariableBlock (const VariableBlock< Mat > &)=default

VariableBlock< Mat > &	operator= (const VariableBlock< Mat > &values)

	VariableBlock (VariableBlock< Mat > &&)=default

VariableBlock< Mat > &	operator= (VariableBlock< Mat > &&values)

	VariableBlock (Mat &mat)

	VariableBlock (Mat &mat, int row_offset, int col_offset, int block_rows, int block_cols)

	VariableBlock (Mat &mat, Slice row_slice, int row_slice_length, Slice col_slice, int col_slice_length)

VariableBlock< Mat > &	operator= (ScalarLike auto value)

void	set_value (Scalar value)

template<typename Derived >
VariableBlock< Mat > &	operator= (const Eigen::MatrixBase< Derived > &values)

template<typename Derived > requires std::same_as<typename Derived::Scalar, Scalar>
void	set_value (const Eigen::MatrixBase< Derived > &values)

VariableBlock< Mat > &	operator= (const Mat &values)

VariableBlock< Mat > &	operator= (Mat &&values)

Variable< Scalar > &	operator[] (int row, int col)

const Variable< Scalar > &	operator[] (int row, int col) const

Variable< Scalar > &	operator[] (int index)

const Variable< Scalar > &	operator[] (int index) const

VariableBlock< Mat >	block (int row_offset, int col_offset, int block_rows, int block_cols)

const VariableBlock< const Mat >	block (int row_offset, int col_offset, int block_rows, int block_cols) const

VariableBlock< Mat >	operator[] (Slice row_slice, Slice col_slice)

const VariableBlock< const Mat >	operator[] (Slice row_slice, Slice col_slice) const

VariableBlock< Mat >	operator[] (Slice row_slice, int row_slice_length, Slice col_slice, int col_slice_length)

const VariableBlock< const Mat >	operator[] (Slice row_slice, int row_slice_length, Slice col_slice, int col_slice_length) const

VariableBlock< Mat >	segment (int offset, int length)

const VariableBlock< Mat >	segment (int offset, int length) const

VariableBlock< Mat >	row (int row)

VariableBlock< const Mat >	row (int row) const

VariableBlock< Mat >	col (int col)

VariableBlock< const Mat >	col (int col) const

VariableBlock< Mat > &	operator*= (const MatrixLike auto &rhs)

VariableBlock< Mat > &	operator*= (const ScalarLike auto &rhs)

VariableBlock< Mat > &	operator/= (const MatrixLike auto &rhs)

VariableBlock< Mat > &	operator/= (const ScalarLike auto &rhs)

VariableBlock< Mat > &	operator+= (const MatrixLike auto &rhs)

VariableBlock< Mat > &	operator+= (const ScalarLike auto &rhs)

VariableBlock< Mat > &	operator-= (const MatrixLike auto &rhs)

VariableBlock< Mat > &	operator-= (const ScalarLike auto &rhs)

	operator Variable< Scalar > () const

std::remove_cv_t< Mat >	T () const

int	rows () const

int	cols () const

Scalar	value (int row, int col)

Scalar	value (int index)

Eigen::Matrix< Scalar, Eigen::Dynamic, Eigen::Dynamic >	value ()

std::remove_cv_t< Mat >	cwise_transform (function_ref< Variable< Scalar >(const Variable< Scalar > &x)> unary_op) const

iterator	begin ()

iterator	end ()

const_iterator	begin () const

const_iterator	end () const

const_iterator	cbegin () const

const_iterator	cend () const

reverse_iterator	rbegin ()

reverse_iterator	rend ()

const_reverse_iterator	rbegin () const

const_reverse_iterator	rend () const

const_reverse_iterator	crbegin () const

const_reverse_iterator	crend () const

size_t	size () const

Detailed Description

template<typename Mat>
class slp::VariableBlock< Mat >

A submatrix of autodiff variables with reference semantics.

Template Parameters

Mat	The type of the matrix whose storage this class points to.

Member Typedef Documentation

◆ Scalar

template<typename Mat >

using slp::VariableBlock< Mat >::Scalar = typename Mat::Scalar

Scalar type alias.

Constructor & Destructor Documentation

◆ VariableBlock() [1/5]

template<typename Mat >

slp::VariableBlock< Mat >::VariableBlock ( const VariableBlock< Mat > & )

default

Copy constructor.

◆ VariableBlock() [2/5]

template<typename Mat >

slp::VariableBlock< Mat >::VariableBlock ( VariableBlock< Mat > && )

default

Move constructor.

◆ VariableBlock() [3/5]

template<typename Mat >

slp::VariableBlock< Mat >::VariableBlock ( Mat & mat )

inline

Constructs a Variable block pointing to all of the given matrix.

Parameters

mat	The matrix to which to point.

◆ VariableBlock() [4/5]

template<typename Mat >

slp::VariableBlock< Mat >::VariableBlock	(	Mat &	mat,
		int	row_offset,
		int	col_offset,
		int	block_rows,
		int	block_cols
	)

inline

Constructs a Variable block pointing to a subset of the given matrix.

Parameters

mat	The matrix to which to point.
row_offset	The block's row offset.
col_offset	The block's column offset.
block_rows	The number of rows in the block.
block_cols	The number of columns in the block.

◆ VariableBlock() [5/5]

template<typename Mat >

slp::VariableBlock< Mat >::VariableBlock	(	Mat &	mat,
		Slice	row_slice,
		int	row_slice_length,
		Slice	col_slice,
		int	col_slice_length
	)

inline

Constructs a Variable block pointing to a subset of the given matrix.

Note that the slices are taken as is rather than adjusted.

Parameters

mat	The matrix to which to point.
row_slice	The block's row slice.
row_slice_length	The block's row length.
col_slice	The block's column slice.
col_slice_length	The block's column length.

Member Function Documentation

◆ begin() [1/2]

template<typename Mat >

iterator slp::VariableBlock< Mat >::begin ( )

inline

Returns begin iterator.

Returns: Begin iterator.

◆ begin() [2/2]

template<typename Mat >

const_iterator slp::VariableBlock< Mat >::begin ( ) const

inline

Returns begin iterator.

Returns: Begin iterator.

◆ block() [1/2]

template<typename Mat >

VariableBlock< Mat > slp::VariableBlock< Mat >::block	(	int	row_offset,
		int	col_offset,
		int	block_rows,
		int	block_cols
	)

inline

Returns a block of the variable matrix.

Parameters

row_offset	The row offset of the block selection.
col_offset	The column offset of the block selection.
block_rows	The number of rows in the block selection.
block_cols	The number of columns in the block selection.

Returns: A block of the variable matrix.

◆ block() [2/2]

template<typename Mat >

const VariableBlock< const Mat > slp::VariableBlock< Mat >::block	(	int	row_offset,
		int	col_offset,
		int	block_rows,
		int	block_cols
	)		const

inline

Returns a block slice of the variable matrix.

Parameters

row_offset	The row offset of the block selection.
col_offset	The column offset of the block selection.
block_rows	The number of rows in the block selection.
block_cols	The number of columns in the block selection.

Returns: A block slice of the variable matrix.

◆ cbegin()

template<typename Mat >

const_iterator slp::VariableBlock< Mat >::cbegin ( ) const

inline

Returns const begin iterator.

Returns: Const begin iterator.

◆ cend()

template<typename Mat >

const_iterator slp::VariableBlock< Mat >::cend ( ) const

inline

Returns const end iterator.

Returns: Const end iterator.

◆ col() [1/2]

template<typename Mat >

VariableBlock< Mat > slp::VariableBlock< Mat >::col ( int col )

inline

Returns a column slice of the variable matrix.

Parameters

col	The column to slice.

Returns: A column slice of the variable matrix.

◆ col() [2/2]

template<typename Mat >

VariableBlock< const Mat > slp::VariableBlock< Mat >::col ( int col ) const

inline

Returns a column slice of the variable matrix.

Parameters

col	The column to slice.

Returns: A column slice of the variable matrix.

◆ cols()

template<typename Mat >

int slp::VariableBlock< Mat >::cols ( ) const

inline

Returns the number of columns in the matrix.

Returns: The number of columns in the matrix.

◆ crbegin()

template<typename Mat >

const_reverse_iterator slp::VariableBlock< Mat >::crbegin ( ) const

inline

Returns const reverse begin iterator.

Returns: Const reverse begin iterator.

◆ crend()

template<typename Mat >

const_reverse_iterator slp::VariableBlock< Mat >::crend ( ) const

inline

Returns const reverse end iterator.

Returns: Const reverse end iterator.

◆ cwise_transform()

template<typename Mat >

std::remove_cv_t< Mat > slp::VariableBlock< Mat >::cwise_transform ( function_ref< Variable< Scalar >(const Variable< Scalar > &x)> unary_op ) const

inline

Transforms the matrix coefficient-wise with an unary operator.

Parameters

unary_op The unary operator to use for the transform operation.

Returns: Result of the unary operator.

◆ end() [1/2]

template<typename Mat >

iterator slp::VariableBlock< Mat >::end ( )

inline

Returns end iterator.

Returns: End iterator.

◆ end() [2/2]

template<typename Mat >

const_iterator slp::VariableBlock< Mat >::end ( ) const

inline

Returns end iterator.

Returns: End iterator.

◆ operator Variable< Scalar >()

template<typename Mat >

slp::VariableBlock< Mat >::operator Variable< Scalar > ( ) const

inline

Implicit conversion operator from 1x1 VariableBlock to Variable.

◆ operator*=() [1/2]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator*= ( const MatrixLike auto & rhs )

inline

Compound matrix multiplication-assignment operator.

Parameters

rhs	Variable to multiply.

Returns: Result of multiplication.

◆ operator*=() [2/2]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator*= ( const ScalarLike auto & rhs )

inline

Compound matrix multiplication-assignment operator.

Parameters

rhs	Variable to multiply.

Returns: Result of multiplication.

◆ operator+=() [1/2]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator+= ( const MatrixLike auto & rhs )

inline

Compound addition-assignment operator.

Parameters

rhs	Variable to add.

Returns: Result of addition.

◆ operator+=() [2/2]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator+= ( const ScalarLike auto & rhs )

inline

Compound addition-assignment operator.

Parameters

rhs	Variable to add.

Returns: Result of addition.

◆ operator-=() [1/2]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator-= ( const MatrixLike auto & rhs )

inline

Compound subtraction-assignment operator.

Parameters

rhs	Variable to subtract.

Returns: Result of subtraction.

◆ operator-=() [2/2]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator-= ( const ScalarLike auto & rhs )

inline

Compound subtraction-assignment operator.

Parameters

rhs	Variable to subtract.

Returns: Result of subtraction.

◆ operator/=() [1/2]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator/= ( const MatrixLike auto & rhs )

inline

Compound matrix division-assignment operator.

Parameters

rhs	Variable to divide.

Returns: Result of division.

◆ operator/=() [2/2]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator/= ( const ScalarLike auto & rhs )

inline

Compound matrix division-assignment operator.

Parameters

rhs	Variable to divide.

Returns: Result of division.

◆ operator=() [1/6]

template<typename Mat >

template<typename Derived >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator= ( const Eigen::MatrixBase< Derived > & values )

inline

Assigns an Eigen matrix to the block.

Parameters

values Eigen matrix of values to assign.

Returns: This VariableBlock.

◆ operator=() [2/6]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator= ( const Mat & values )

inline

Assigns a VariableMatrix to the block.

Parameters

values VariableMatrix of values.

Returns: This VariableBlock.

◆ operator=() [3/6]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator= ( const VariableBlock< Mat > & values )

inline

Assigns a VariableBlock to the block.

Parameters

values VariableBlock of values.

Returns: This VariableBlock.

◆ operator=() [4/6]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator= ( Mat && values )

inline

Assigns a VariableMatrix to the block.

Parameters

values VariableMatrix of values.

Returns: This VariableBlock.

◆ operator=() [5/6]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator= ( ScalarLike auto value )

inline

Assigns a scalar to the block.

This only works for blocks with one row and one column.

Parameters

value Value to assign.

Returns: This VariableBlock.

◆ operator=() [6/6]

template<typename Mat >

VariableBlock< Mat > & slp::VariableBlock< Mat >::operator= ( VariableBlock< Mat > && values )

inline

Assigns a VariableBlock to the block.

Parameters

values VariableBlock of values.

Returns: This VariableBlock.

◆ operator[]() [1/8]

template<typename Mat >

Variable< Scalar > & slp::VariableBlock< Mat >::operator[] ( int index )

inline

Returns a scalar subblock at the given index.

Parameters

index The scalar subblock's index.

Returns: A scalar subblock at the given index.

◆ operator[]() [2/8]

template<typename Mat >

const Variable< Scalar > & slp::VariableBlock< Mat >::operator[] ( int index ) const

inline

Returns a scalar subblock at the given index.

Parameters

index The scalar subblock's index.

Returns: A scalar subblock at the given index.

◆ operator[]() [3/8]

template<typename Mat >

Variable< Scalar > & slp::VariableBlock< Mat >::operator[]	(	int	row,
		int	col
	)

inline

Returns a scalar subblock at the given row and column.

Parameters

row	The scalar subblock's row.
col	The scalar subblock's column.

Returns: A scalar subblock at the given row and column.

◆ operator[]() [4/8]

template<typename Mat >

const Variable< Scalar > & slp::VariableBlock< Mat >::operator[]	(	int	row,
		int	col
	)		const

inline

Returns a scalar subblock at the given row and column.

Parameters

row	The scalar subblock's row.
col	The scalar subblock's column.

Returns: A scalar subblock at the given row and column.

◆ operator[]() [5/8]

template<typename Mat >

VariableBlock< Mat > slp::VariableBlock< Mat >::operator[]	(	Slice	row_slice,
		int	row_slice_length,
		Slice	col_slice,
		int	col_slice_length
	)

inline

Returns a slice of the variable matrix.

The given slices aren't adjusted. This overload is for Python bindings only.

Parameters

row_slice	The row slice.
row_slice_length	The row slice length.
col_slice	The column slice.
col_slice_length	The column slice length.

Returns: A slice of the variable matrix.

◆ operator[]() [6/8]

template<typename Mat >

const VariableBlock< const Mat > slp::VariableBlock< Mat >::operator[]	(	Slice	row_slice,
		int	row_slice_length,
		Slice	col_slice,
		int	col_slice_length
	)		const

inline

Returns a slice of the variable matrix.

The given slices aren't adjusted. This overload is for Python bindings only.

Parameters

row_slice	The row slice.
row_slice_length	The row slice length.
col_slice	The column slice.
col_slice_length	The column slice length.

Returns: A slice of the variable matrix.

◆ operator[]() [7/8]

template<typename Mat >

VariableBlock< Mat > slp::VariableBlock< Mat >::operator[]	(	Slice	row_slice,
		Slice	col_slice
	)

inline

Returns a slice of the variable matrix.

Parameters

row_slice	The row slice.
col_slice	The column slice.

Returns: A slice of the variable matrix.

◆ operator[]() [8/8]

template<typename Mat >

const VariableBlock< const Mat > slp::VariableBlock< Mat >::operator[]	(	Slice	row_slice,
		Slice	col_slice
	)		const

inline

Returns a slice of the variable matrix.

Parameters

row_slice	The row slice.
col_slice	The column slice.

Returns: A slice of the variable matrix.

◆ rbegin() [1/2]

template<typename Mat >

reverse_iterator slp::VariableBlock< Mat >::rbegin ( )

inline

Returns reverse begin iterator.

Returns: Reverse begin iterator.

◆ rbegin() [2/2]

template<typename Mat >

const_reverse_iterator slp::VariableBlock< Mat >::rbegin ( ) const

inline

Returns const reverse begin iterator.

Returns: Const reverse begin iterator.

◆ rend() [1/2]

template<typename Mat >

reverse_iterator slp::VariableBlock< Mat >::rend ( )

inline

Returns reverse end iterator.

Returns: Reverse end iterator.

◆ rend() [2/2]

template<typename Mat >

const_reverse_iterator slp::VariableBlock< Mat >::rend ( ) const

inline

Returns const reverse end iterator.

Returns: Const reverse end iterator.

◆ row() [1/2]

template<typename Mat >

VariableBlock< Mat > slp::VariableBlock< Mat >::row ( int row )

inline

Returns a row slice of the variable matrix.

Parameters

row	The row to slice.

Returns: A row slice of the variable matrix.

◆ row() [2/2]

template<typename Mat >

VariableBlock< const Mat > slp::VariableBlock< Mat >::row ( int row ) const

inline

Returns a row slice of the variable matrix.

Parameters

row	The row to slice.

Returns: A row slice of the variable matrix.

◆ rows()

template<typename Mat >

int slp::VariableBlock< Mat >::rows ( ) const

inline

Returns the number of rows in the matrix.

Returns: The number of rows in the matrix.

◆ segment() [1/2]

template<typename Mat >

VariableBlock< Mat > slp::VariableBlock< Mat >::segment	(	int	offset,
		int	length
	)

inline

Returns a segment of the variable vector.

Parameters

offset	The offset of the segment.
length	The length of the segment.

Returns: A segment of the variable vector.

◆ segment() [2/2]

template<typename Mat >

const VariableBlock< Mat > slp::VariableBlock< Mat >::segment	(	int	offset,
		int	length
	)		const

inline

Returns a segment of the variable vector.

Parameters

offset	The offset of the segment.
length	The length of the segment.

Returns: A segment of the variable vector.

◆ set_value() [1/2]

template<typename Mat >

template<typename Derived >
requires std::same_as<typename Derived::Scalar, Scalar>

void slp::VariableBlock< Mat >::set_value ( const Eigen::MatrixBase< Derived > & values )

inline

Sets block's internal values.

Parameters

values Eigen matrix of values.

◆ set_value() [2/2]

template<typename Mat >

void slp::VariableBlock< Mat >::set_value ( Scalar value )

inline

Assigns a scalar to the block.

This only works for blocks with one row and one column.

Parameters

value Value to assign.

◆ size()

template<typename Mat >

size_t slp::VariableBlock< Mat >::size ( ) const

inline

Returns number of elements in matrix.

Returns: Number of elements in matrix.

◆ T()

template<typename Mat >

std::remove_cv_t< Mat > slp::VariableBlock< Mat >::T ( ) const

inline

Returns the transpose of the variable matrix.

Returns: The transpose of the variable matrix.

◆ value() [1/3]

template<typename Mat >

Eigen::Matrix< Scalar, Eigen::Dynamic, Eigen::Dynamic > slp::VariableBlock< Mat >::value ( )

inline

Returns the contents of the variable matrix.

Returns: The contents of the variable matrix.

◆ value() [2/3]

template<typename Mat >

Scalar slp::VariableBlock< Mat >::value ( int index )

inline

Returns an element of the variable block.

Parameters

index The index of the element to return.

Returns: An element of the variable block.

◆ value() [3/3]

template<typename Mat >

Scalar slp::VariableBlock< Mat >::value	(	int	row,
		int	col
	)

inline

Returns an element of the variable matrix.

Parameters

row	The row of the element to return.
col	The column of the element to return.

Returns: An element of the variable matrix.

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

include/sleipnir/autodiff/variable_block.hpp

Public Types

Public Member Functions

Detailed Description

Member Typedef Documentation

◆ Scalar

Constructor & Destructor Documentation

◆ VariableBlock() [1/5]

◆ VariableBlock() [2/5]

◆ VariableBlock() [3/5]

◆ VariableBlock() [4/5]

◆ VariableBlock() [5/5]

Member Function Documentation

◆ begin() [1/2]

◆ begin() [2/2]

◆ block() [1/2]

◆ block() [2/2]

◆ cbegin()

◆ cend()

◆ col() [1/2]

◆ col() [2/2]

◆ cols()

◆ crbegin()

◆ crend()

◆ cwise_transform()

◆ end() [1/2]

◆ end() [2/2]

◆ operator Variable< Scalar >()

◆ operator*=() [1/2]

◆ operator*=() [2/2]

◆ operator+=() [1/2]

◆ operator+=() [2/2]

◆ operator-=() [1/2]

◆ operator-=() [2/2]

◆ operator/=() [1/2]

◆ operator/=() [2/2]

◆ operator=() [1/6]

◆ operator=() [2/6]

◆ operator=() [3/6]

◆ operator=() [4/6]

◆ operator=() [5/6]

◆ operator=() [6/6]

◆ operator[]() [1/8]

◆ operator[]() [2/8]

◆ operator[]() [3/8]

◆ operator[]() [4/8]

◆ operator[]() [5/8]

◆ operator[]() [6/8]

◆ operator[]() [7/8]

◆ operator[]() [8/8]

◆ rbegin() [1/2]

◆ rbegin() [2/2]

◆ rend() [1/2]

◆ rend() [2/2]

◆ row() [1/2]

◆ row() [2/2]

◆ rows()

◆ segment() [1/2]

◆ segment() [2/2]

◆ set_value() [1/2]

◆ set_value() [2/2]

◆ size()

◆ T()

◆ value() [1/3]

◆ value() [2/3]

◆ value() [3/3]