util.h File Reference

(v1.0a)

Basic utilities for dealing with Eigen matrices and other types. More...

#include <complex>
#include <vector>
#include <Eigen/Core>
#include <Eigen/Dense>
#include <Eigen/StdVector>

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Classes
struct	Tomographer::Tools::is_complex< Scalar >
	statically determine whether a type is complex More...
struct	Tomographer::Tools::complex_real_scalar< Scalar >
	The Real scalar type corresponding to a std::complex type. More...
struct	Tomographer::Tools::complex_real_scalar< std::complex< RealScalar > >
	Implementation of complex_real_scalar for complex types. More...
struct	Tomographer::Tools::eigen_std_vector< EigenType >
	Use this if you need an std::vector of any Eigen type. More...

Namespaces
	Tomographer
	Base namespace for the Tomographer project.
	Tomographer::Tools
	Various useful tools.

Functions
template<typename X >
std::enable_if< std::is_unsigned< X >::value, bool >::type	Tomographer::Tools::is_positive (const X)
	Test whether the given value is positive or zero. More...
template<typename X >
std::enable_if<!std::is_unsigned< X >::value, bool >::type	Tomographer::Tools::is_positive (const X val)
	See is_positive()
template<typename Der , typename Rng , typename RndDist , typename... IndexTypes>
auto	Tomographer::dense_random (Rng &rng, RndDist &rnddist, IndexTypes...sizes) -> const Eigen::CwiseNullaryOp< tomo_internal::random_generator< Rng, RndDist, typename Eigen::internal::traits< Der >::Scalar >, Der >
	a matrix populated with random entries using C++'s random framework More...
template<typename Der , typename IndexType >
auto	Tomographer::can_basis_vec (IndexType k, IndexType size) -> const Eigen::CwiseNullaryOp< tomo_internal::can_basis_vec_generator< typename Eigen::internal::traits< Der >::Scalar, IndexType >, Der >
	Expression for the k-th canonical basis vector of given dimension. More...
template<typename Der , typename IndexType >
auto	Tomographer::can_basis_vec (IndexType k, IndexType j, IndexType rows, IndexType cols) -> const Eigen::CwiseNullaryOp< tomo_internal::can_basis_vec_generator< typename Eigen::internal::traits< Der >::Scalar, IndexType >, Der >
	Expression for the (k,j)-th canonical basis matrix of given dimension. More...
template<typename Der , typename... IndexTypes>
auto	Tomographer::powers_of_two (IndexTypes...sizes) -> const Eigen::CwiseNullaryOp< tomo_internal::powers_of_two_generator< typename Eigen::internal::traits< Der >::Scalar >, Der >
	Expression for a 1-D expression of powers of two. More...
template<int RowFactorCTime, int ColFactorCTime, typename Derived , typename std::enable_if<(RowFactorCTime==Eigen::Dynamic||ColFactorCTime==Eigen::Dynamic), bool >::type dummy = true>
auto	Tomographer::replicated (const Eigen::DenseBase< Derived > &x, int row_factor, int col_factor) -> const Eigen::Replicate< Derived, Eigen::Dynamic, Eigen::Dynamic >
	Replicate a Eigen Dense object; same call for compile-time & run-time dimensions. More...

Detailed Description

Basic utilities for dealing with Eigen matrices and other types.

Definition in file util.h.