pulp::signal::fir_design_detail Namespace Reference

Functions
bool	is_forced_zero_endpoint (LinearPhaseFirType type, double omega) noexcept
bool	valid_type_length (LinearPhaseFirType type, std::size_t count) noexcept
std::size_t	independent_coefficient_count (LinearPhaseFirType type, std::size_t count) noexcept
double	basis_value (LinearPhaseFirType type, std::size_t column, double omega) noexcept
void	clear_payload (FirLeastSquaresResult &result) noexcept
void	clear_payload (MinimumPhaseFirResult &result) noexcept
bool	is_power_of_two (std::size_t value) noexcept
bool	admit_minimum_phase_workspace (std::size_t fft_size, std::size_t bins, std::size_t coefficients, std::uint64_t limit) noexcept
bool	admit_least_squares_workspace (std::size_t rows, std::size_t columns, std::size_t taps, std::uint64_t limit) noexcept
void	reconstruct_coefficients (LinearPhaseFirType type, std::span< const double > independent, std::span< double > coefficients) noexcept
bool	solve_dense_in_place (std::vector< double > &matrix, std::vector< double > &rhs, std::size_t n) noexcept
	Solve a small dense square system in place by Gaussian elimination with partial pivoting.
void	clear_payload (FirEquirippleResult &result) noexcept

Variables
constexpr double	pi = 3.141592653589793238462643383279502884

Function Documentation

admit_least_squares_workspace()

bool pulp::signal::fir_design_detail::admit_least_squares_workspace ( std::size_t rows, std::size_t columns, std::size_t taps, std::uint64_t limit )

inlinenoexcept

admit_minimum_phase_workspace()

bool pulp::signal::fir_design_detail::admit_minimum_phase_workspace ( std::size_t fft_size, std::size_t bins, std::size_t coefficients, std::uint64_t limit )

inlinenoexcept

basis_value()

double pulp::signal::fir_design_detail::basis_value ( LinearPhaseFirType type, std::size_t column, double omega )

inlinenoexcept

clear_payload() [1/3]

void pulp::signal::fir_design_detail::clear_payload ( FirEquirippleResult & result )

inlinenoexcept

clear_payload() [2/3]

void pulp::signal::fir_design_detail::clear_payload ( FirLeastSquaresResult & result )

inlinenoexcept

clear_payload() [3/3]

void pulp::signal::fir_design_detail::clear_payload ( MinimumPhaseFirResult & result )

inlinenoexcept

independent_coefficient_count()

std::size_t pulp::signal::fir_design_detail::independent_coefficient_count ( LinearPhaseFirType type, std::size_t count )

inlinenoexcept

is_forced_zero_endpoint()

bool pulp::signal::fir_design_detail::is_forced_zero_endpoint ( LinearPhaseFirType type, double omega )

inlinenoexcept

is_power_of_two()

bool pulp::signal::fir_design_detail::is_power_of_two ( std::size_t value )

inlinenoexcept

reconstruct_coefficients()

void pulp::signal::fir_design_detail::reconstruct_coefficients ( LinearPhaseFirType type, std::span< const double > independent, std::span< double > coefficients )

inlinenoexcept

solve_dense_in_place()

bool pulp::signal::fir_design_detail::solve_dense_in_place ( std::vector< double > & matrix, std::vector< double > & rhs, std::size_t n )

inlinenoexcept

Solve a small dense square system in place by Gaussian elimination with partial pivoting.

Deterministic: the pivot is the largest magnitude in the column, ties broken by the lowest row index.

valid_type_length()

bool pulp::signal::fir_design_detail::valid_type_length ( LinearPhaseFirType type, std::size_t count )

inlinenoexcept

Variable Documentation

pi

double pulp::signal::fir_design_detail::pi = 3.141592653589793238462643383279502884

inlineconstexpr