madness::FunctionNode< T, NDIM > Singleton Reference

FunctionNode holds the coefficients, etc., at each node of the 2^NDIM-tree. More...

#include <derivative.h>

Public Types
typedef GenTensor< T >	coeffT
typedef Tensor< T >	tensorT
typedef WorldContainer< Key < NDIM >, FunctionNode< T, NDIM > >	dcT

Public Member Functions
	FunctionNode ()
	Default constructor makes node without coeff or children. More...
	FunctionNode (const coeffT &coeff, bool has_children=false)
	Constructor from given coefficients with optional children. More...
	FunctionNode (const coeffT &coeff, double norm_tree, bool has_children)
	FunctionNode (const FunctionNode< T, NDIM > &other)
FunctionNode< T, NDIM > &	operator= (const FunctionNode< T, NDIM > &other)
template<typename Q >
FunctionNode< Q, NDIM >	convert () const
	Copy with possible type conversion of coefficients, copying all other state. More...
bool	has_coeff () const
	Returns true if there are coefficients in this node. More...
bool	exists () const
bool	has_children () const
	Returns true if this node has children. More...
bool	is_leaf () const
	Returns true if this does not have children. More...
bool	is_invalid () const
	Returns true if this node is invalid (no coeffs and no children) More...
coeffT &	coeff ()
	Returns a non-const reference to the tensor containing the coeffs. More...
const coeffT &	coeff () const
	Returns a const reference to the tensor containing the coeffs. More...
size_t	size () const
	Returns the number of coefficients in this node. More...
void	reduceRank (const double &eps)
	reduces the rank of the coefficients (if applicable) More...
Void	set_has_children (bool flag)
	Sets has_children attribute to value of flag. More...
Void	set_has_children_recursive (const typename FunctionNode< T, NDIM >::dcT &c, const Key< NDIM > &key)
	Sets has_children attribute to true recurring up to ensure connected. More...
void	set_is_leaf (bool flag)
	Sets has_children attribute to value of !flag. More...
void	set_coeff (const coeffT &coeffs)
	Takes a shallow copy of the coeff — same as this->coeff()=coeff. More...
void	clear_coeff ()
	Clears the coefficients (has_coeff() will subsequently return false) More...
template<typename Q >
void	scale (Q a)
	Scale the coefficients of this node. More...
Void	set_norm_tree (double norm_tree)
	Sets the value of norm_tree. More...
double	get_norm_tree () const
	Gets the value of norm_tree. More...
template<typename Q , typename R >
Void	gaxpy_inplace (const T &alpha, const FunctionNode< Q, NDIM > &other, const R &beta)
	General bi-linear operation — this = this*alpha + other*beta. More...
double	accumulate2 (const tensorT &t, const typename FunctionNode< T, NDIM >::dcT &c, const Key< NDIM > &key)
	Accumulate inplace and if necessary connect node to parent. More...
double	accumulate (const coeffT &t, const typename FunctionNode< T, NDIM >::dcT &c, const Key< NDIM > &key, const TensorArgs &args)
	Accumulate inplace and if necessary connect node to parent. More...
Void	consolidate_buffer (const TensorArgs &args)
T	trace_conj (const FunctionNode< T, NDIM > &rhs) const
template<typename Archive >
void	serialize (Archive &ar)

Detailed Description

template<typename T, std::size_t NDIM>
singleton madness::FunctionNode< T, NDIM >

FunctionNode holds the coefficients, etc., at each node of the 2^NDIM-tree.

Member Typedef Documentation

template<typename T, std::size_t NDIM>

typedef GenTensor<T> madness::FunctionNode< T, NDIM >::coeffT

template<typename T, std::size_t NDIM>

typedef WorldContainer<Key<NDIM> , FunctionNode<T, NDIM> > madness::FunctionNode< T, NDIM >::dcT

Type of container holding the nodes

template<typename T, std::size_t NDIM>

typedef Tensor<T> madness::FunctionNode< T, NDIM >::tensorT

Constructor & Destructor Documentation

template<typename T, std::size_t NDIM>

madness::FunctionNode< T, NDIM >::FunctionNode ( )

inline

Default constructor makes node without coeff or children.

template<typename T, std::size_t NDIM>

madness::FunctionNode< T, NDIM >::FunctionNode ( const coeffT &  coeff, bool  has_children = false  )

inlineexplicit

Constructor from given coefficients with optional children.

Note that only a shallow copy of the coeff are taken so you should pass in a deep copy if you want the node to take ownership.

template<typename T, std::size_t NDIM>

madness::FunctionNode< T, NDIM >::FunctionNode ( const coeffT &  coeff, double  norm_tree, bool  has_children  )

inlineexplicit

template<typename T, std::size_t NDIM>

madness::FunctionNode< T, NDIM >::FunctionNode ( const FunctionNode< T, NDIM > &  other )

inline

Member Function Documentation

template<typename T, std::size_t NDIM>

double madness::FunctionNode< T, NDIM >::accumulate ( const coeffT &  t, const typename FunctionNode< T, NDIM >::dcT &  c, const Key< NDIM > &  key, const TensorArgs &  args  )

inline

Accumulate inplace and if necessary connect node to parent.

References madness::GenTensor< T >::add_SVD(), c, madness::FunctionNode< T, NDIM >::coeff(), madness::copy(), madness::FunctionNode< T, NDIM >::has_coeff(), madness::GenTensor< T >::has_data(), madness::Key< NDIM >::level(), madness::Key< NDIM >::parent(), madness::GenTensor< T >::rank(), and madness::TensorArgs::thresh.

Referenced by madness::FunctionImpl< Q, NDIM >::do_apply_kernel2(), and madness::FunctionImpl< Q, NDIM >::do_apply_kernel3().

template<typename T, std::size_t NDIM>

double madness::FunctionNode< T, NDIM >::accumulate2 ( const tensorT &  t, const typename FunctionNode< T, NDIM >::dcT &  c, const Key< NDIM > &  key  )

inline

Accumulate inplace and if necessary connect node to parent.

References c, madness::FunctionNode< T, NDIM >::coeff(), madness::FunctionNode< T, NDIM >::has_coeff(), madness::Key< NDIM >::level(), madness::Key< NDIM >::parent(), and madness::TT_FULL.

Referenced by madness::FunctionImpl< Q, NDIM >::apply_1d_realspace_push_op(), madness::FunctionImpl< Q, NDIM >::do_apply(), madness::FunctionImpl< Q, NDIM >::do_apply_kernel(), and madness::FunctionImpl< Q, NDIM >::do_project_out().

template<typename T, std::size_t NDIM>

void madness::FunctionNode< T, NDIM >::clear_coeff ( )

inline

Clears the coefficients (has_coeff() will subsequently return false)

References madness::FunctionNode< T, NDIM >::coeff().

Referenced by madness::FunctionImpl< T, NDIM >::remove_internal_coeffs::operator()(), madness::FunctionImpl< T, NDIM >::do_standard::operator()(), madness::FunctionImpl< T, NDIM >::reconstruct_op(), madness::FunctionImpl< T, NDIM >::sum_down_spawn(), madness::FunctionImpl< T, NDIM >::trickle_down_op(), madness::FunctionImpl< T, NDIM >::truncate_op(), and madness::FunctionImpl< T, NDIM >::truncate_spawn().

template<typename T, std::size_t NDIM>

coeffT& madness::FunctionNode< T, NDIM >::coeff ( )

inline

Returns a non-const reference to the tensor containing the coeffs.

Returns an empty tensor if there are no coefficients.

References madness::BaseTensor::dim(), and madness::BaseTensor::ndim().

Referenced by madness::FunctionNode< T, NDIM >::accumulate(), madness::FunctionNode< T, NDIM >::accumulate2(), madness::FunctionImpl< T, NDIM >::add_scalar_inplace(), madness::FunctionImpl< T, NDIM >::autorefine_square_test(), madness::FunctionNode< T, NDIM >::clear_coeff(), madness::FunctionNode< T, NDIM >::consolidate_buffer(), madness::FunctionNode< T, NDIM >::convert(), madness::FunctionImpl< T, NDIM >::diff(), madness::FunctionImpl< Q, NDIM >::err_box(), madness::FunctionImpl< T, NDIM >::eval(), madness::FunctionImpl< T, NDIM >::eval_local_only(), madness::FunctionImpl< T, NDIM >::evalR(), madness::FunctionNode< T, NDIM >::gaxpy_inplace(), madness::FunctionImpl< T, NDIM >::norm_tree_spawn(), madness::LBCost::operator()(), madness::FunctionImpl< T, NDIM >::do_truncate_NS_leafs::operator()(), madness::FunctionImpl< T, NDIM >::do_keep_sum_coeffs::operator()(), madness::FunctionImpl< T, NDIM >::do_check_symmetry_local::operator()(), madness::FunctionImpl< T, NDIM >::do_mapdim::operator()(), madness::FunctionImpl< T, NDIM >::do_average::operator()(), madness::FunctionImpl< T, NDIM >::do_change_tensor_type::operator()(), madness::FunctionImpl< T, NDIM >::do_unary_op_value_inplace< opT >::operator()(), madness::detail::scaleinplace< T, NDIM >::operator()(), madness::FunctionImpl< T, NDIM >::do_standard::operator()(), madness::FunctionImpl< T, NDIM >::do_norm2sq_local::operator()(), madness::FunctionImpl< T, NDIM >::do_inner_local< R >::operator()(), madness::FunctionNode< T, NDIM >::operator=(), madness::FunctionImpl< T, NDIM >::print_plane_local(), madness::FunctionImpl< T, NDIM >::print_stats(), madness::FunctionImpl< T, NDIM >::project(), madness::FunctionImpl< T, NDIM >::real_size(), madness::FunctionImpl< T, NDIM >::reconstruct_op(), madness::FunctionNode< T, NDIM >::serialize(), madness::FunctionNode< T, NDIM >::set_coeff(), madness::FunctionImpl< T, NDIM >::sock_it_to_me(), madness::FunctionImpl< T, NDIM >::sock_it_to_me_too(), madness::FunctionImpl< T, NDIM >::sum_down_spawn(), madness::FunctionImpl< T, NDIM >::trace_local(), madness::FunctionImpl< T, NDIM >::trickle_down_op(), madness::FunctionImpl< T, NDIM >::truncate_op(), madness::FunctionImpl< T, NDIM >::truncate_spawn(), madness::FunctionImpl< Q, NDIM >::unary_op_coeff_inplace(), madness::FunctionImpl< T, NDIM >::verify_tree(), and madness::FunctionImpl< Q, NDIM >::vtransform_doit().

template<typename T, std::size_t NDIM>

const coeffT& madness::FunctionNode< T, NDIM >::coeff ( ) const

inline

Returns a const reference to the tensor containing the coeffs.

Returns an empty tensor if there are no coefficeints.

template<typename T, std::size_t NDIM>

Void madness::FunctionNode< T, NDIM >::consolidate_buffer ( const TensorArgs &  args )

inline

References madness::GenTensor< T >::add_SVD(), madness::FunctionNode< T, NDIM >::coeff(), madness::GenTensor< T >::has_data(), and madness::TensorArgs::thresh.

template<typename T, std::size_t NDIM>

template<typename Q >

FunctionNode<Q, NDIM> madness::FunctionNode< T, NDIM >::convert ( ) const

inline

Copy with possible type conversion of coefficients, copying all other state.

Choose to not overload copy and type conversion operators so there are no automatic type conversions.

References madness::FunctionNode< T, NDIM >::coeff(), and madness::copy().

template<typename T, std::size_t NDIM>

bool madness::FunctionNode< T, NDIM >::exists ( ) const

inline

template<typename T, std::size_t NDIM>

template<typename Q , typename R >

Void madness::FunctionNode< T, NDIM >::gaxpy_inplace ( const T &  alpha, const FunctionNode< Q, NDIM > &  other, const R &  beta  )

inline

General bi-linear operation — this = this*alpha + other*beta.

This/other may not have coefficients. Has_children will be true in the result if either this/other have children.

References beta, madness::FunctionNode< T, NDIM >::coeff(), madness::FunctionNode< T, NDIM >::has_coeff(), and PROFILE_MEMBER_FUNC.

Referenced by madness::FunctionImpl< T, NDIM >::do_merge_trees< Q, R >::operator()().

template<typename T, std::size_t NDIM>

double madness::FunctionNode< T, NDIM >::get_norm_tree ( ) const

inline

Gets the value of norm_tree.

template<typename T, std::size_t NDIM>

bool madness::FunctionNode< T, NDIM >::has_children ( ) const

inline

Returns true if this node has children.

Referenced by madness::FunctionImpl< T, NDIM >::do_print_tree(), madness::FunctionImpl< T, NDIM >::do_print_tree_graphviz(), madness::FunctionNode< T, NDIM >::is_invalid(), madness::FunctionImpl< T, NDIM >::norm_tree_spawn(), madness::FunctionImpl< T, NDIM >::remove_internal_coeffs::operator()(), madness::FunctionImpl< T, NDIM >::do_check_symmetry_local::operator()(), madness::FunctionImpl< T, NDIM >::do_mapdim::operator()(), madness::FunctionImpl< T, NDIM >::do_standard::operator()(), madness::FunctionImpl< T, NDIM >::reconstruct_op(), madness::FunctionImpl< Q, NDIM >::refine_spawn(), madness::FunctionNode< T, NDIM >::set_has_children_recursive(), madness::FunctionImpl< T, NDIM >::sum_down_spawn(), madness::FunctionImpl< T, NDIM >::trickle_down_op(), madness::FunctionImpl< T, NDIM >::truncate_op(), madness::FunctionImpl< T, NDIM >::truncate_spawn(), and madness::FunctionImpl< T, NDIM >::verify_tree().

template<typename T, std::size_t NDIM>

bool madness::FunctionNode< T, NDIM >::has_coeff ( ) const

inline

Returns true if there are coefficients in this node.

References madness::GenTensor< T >::has_data().

Referenced by madness::FunctionNode< T, NDIM >::accumulate(), madness::FunctionNode< T, NDIM >::accumulate2(), madness::FunctionImpl< T, NDIM >::add_scalar_inplace(), madness::FunctionImpl< T, NDIM >::diff(), madness::FunctionImpl< T, NDIM >::eval(), madness::FunctionImpl< T, NDIM >::eval_local_only(), madness::FunctionImpl< T, NDIM >::eval_plot_cube(), madness::FunctionImpl< T, NDIM >::evaldepthpt(), madness::FunctionImpl< T, NDIM >::evalR(), madness::FunctionNode< T, NDIM >::gaxpy_inplace(), madness::FunctionNode< T, NDIM >::is_invalid(), madness::FunctionImpl< T, NDIM >::do_average::operator()(), madness::FunctionImpl< T, NDIM >::do_unary_op_value_inplace< opT >::operator()(), madness::FunctionImpl< T, NDIM >::do_standard::operator()(), madness::FunctionImpl< T, NDIM >::do_err_box< opT >::operator()(), madness::FunctionImpl< T, NDIM >::do_norm2sq_local::operator()(), madness::FunctionImpl< T, NDIM >::do_inner_local< R >::operator()(), madness::FunctionImpl< T, NDIM >::print_plane_local(), madness::FunctionImpl< T, NDIM >::print_stats(), madness::FunctionImpl< T, NDIM >::project(), madness::FunctionImpl< T, NDIM >::real_size(), madness::FunctionImpl< T, NDIM >::reconstruct_op(), madness::FunctionNode< T, NDIM >::set_has_children_recursive(), madness::FunctionImpl< T, NDIM >::size(), madness::FunctionImpl< T, NDIM >::sock_it_to_me(), madness::FunctionImpl< T, NDIM >::sock_it_to_me_too(), madness::FunctionImpl< T, NDIM >::trace_local(), madness::FunctionImpl< T, NDIM >::truncate_op(), madness::FunctionImpl< T, NDIM >::truncate_spawn(), madness::FunctionImpl< Q, NDIM >::unary_op_coeff_inplace(), and madness::FunctionImpl< Q, NDIM >::vtransform_doit().

template<typename T, std::size_t NDIM>

bool madness::FunctionNode< T, NDIM >::is_invalid ( ) const

inline

Returns true if this node is invalid (no coeffs and no children)

References madness::FunctionNode< T, NDIM >::has_children(), and madness::FunctionNode< T, NDIM >::has_coeff().

template<typename T, std::size_t NDIM>

bool madness::FunctionNode< T, NDIM >::is_leaf ( ) const

inline

Returns true if this does not have children.

Referenced by madness::FunctionImpl< T, NDIM >::local_leaf_keys(), DirichletLBCost< NDIM >::operator()(), madness::lbcost< T, NDIM >::operator()(), madness::FunctionImpl< T, NDIM >::do_truncate_NS_leafs::operator()(), madness::FunctionImpl< T, NDIM >::do_inner_local< R >::operator()(), madness::FunctionImpl< T, NDIM >::print_info(), madness::FunctionImpl< T, NDIM >::print_plane_local(), and madness::FunctionImpl< T, NDIM >::reconstruct_op().

template<typename T, std::size_t NDIM>

FunctionNode<T, NDIM>& madness::FunctionNode< T, NDIM >::operator= ( const FunctionNode< T, NDIM > &  other )

inline

References madness::FunctionNode< T, NDIM >::coeff(), and madness::copy().

template<typename T, std::size_t NDIM>

void madness::FunctionNode< T, NDIM >::reduceRank ( const double &  eps )

inline

reduces the rank of the coefficients (if applicable)

References madness::GenTensor< T >::reduce_rank().

Referenced by madness::FunctionImpl< T, NDIM >::do_reduce_rank::operator()(), and madness::FunctionImpl< T, NDIM >::do_standard::operator()().

template<typename T, std::size_t NDIM>

template<typename Q >

void madness::FunctionNode< T, NDIM >::scale ( Q  a )

inline

Scale the coefficients of this node.

Referenced by madness::FunctionImpl< T, NDIM >::do_merge_trees< Q, R >::operator()().

template<typename T, std::size_t NDIM>

template<typename Archive >

void madness::FunctionNode< T, NDIM >::serialize ( Archive &  ar )

inline

References madness::FunctionNode< T, NDIM >::coeff().

template<typename T, std::size_t NDIM>

void madness::FunctionNode< T, NDIM >::set_coeff ( const coeffT &  coeffs )

inline

Takes a shallow copy of the coeff — same as this->coeff()=coeff.

References madness::FunctionNode< T, NDIM >::coeff(), madness::BaseTensor::dim(), madness::GenTensor< T >::has_data(), and madness::print().

Referenced by madness::FunctionImpl< T, NDIM >::reconstruct_op(), madness::FunctionImpl< T, NDIM >::truncate_op(), and madness::FunctionImpl< Q, NDIM >::vtransform_doit().

template<typename T, std::size_t NDIM>

Void madness::FunctionNode< T, NDIM >::set_has_children ( bool  flag )

inline

Sets has_children attribute to value of flag.

Referenced by madness::FunctionImpl< T, NDIM >::erase(), madness::FunctionImpl< T, NDIM >::reconstruct_op(), madness::FunctionImpl< T, NDIM >::truncate_op(), and madness::FunctionImpl< T, NDIM >::truncate_reconstructed_op().

template<typename T, std::size_t NDIM>

Void madness::FunctionNode< T, NDIM >::set_has_children_recursive ( const typename FunctionNode< T, NDIM >::dcT &  c, const Key< NDIM > &  key  )

inline

Sets has_children attribute to true recurring up to ensure connected.

References c, madness::FunctionNode< T, NDIM >::has_children(), madness::FunctionNode< T, NDIM >::has_coeff(), madness::TaskAttributes::hipri(), madness::Key< NDIM >::level(), madness::Key< NDIM >::parent(), and PROFILE_MEMBER_FUNC.

Referenced by madness::FunctionImpl< Q, NDIM >::vtransform_doit().

template<typename T, std::size_t NDIM>

void madness::FunctionNode< T, NDIM >::set_is_leaf ( bool  flag )

inline

Sets has_children attribute to value of !flag.

template<typename T, std::size_t NDIM>

Void madness::FunctionNode< T, NDIM >::set_norm_tree ( double  norm_tree )

inline

Sets the value of norm_tree.

References madness::norm_tree().

Referenced by madness::FunctionImpl< T, NDIM >::norm_tree_spawn().

template<typename T, std::size_t NDIM>

size_t madness::FunctionNode< T, NDIM >::size ( ) const

inline

Returns the number of coefficients in this node.

References madness::BaseTensor::size().

Referenced by madness::FunctionImpl< T, NDIM >::size().

template<typename T, std::size_t NDIM>

T madness::FunctionNode< T, NDIM >::trace_conj ( const FunctionNode< T, NDIM > &  rhs ) const

inline

---

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

• derivative.h
• funcimpl.h