num::SmallMatrix< M, N > Struct Template Reference

Constexpr fixed-size row-major matrix (stack-allocated). More...

#include <small_matrix.hpp>

Public Member Functions
constexpr real &	operator() (idx i, idx j) noexcept
constexpr const real &	operator() (idx i, idx j) const noexcept
constexpr void	fill (real v) noexcept
constexpr SmallMatrix< N, M >	transposed () const noexcept
template<idx K>
constexpr SmallMatrix< M, K >	operator* (const SmallMatrix< N, K > &B) const noexcept
	Matrix multiplication: (M x N) * (N x K) -> (M x K).
constexpr SmallVec< M >	operator* (const SmallVec< N > &x) const noexcept
	Matrix-vector product: (MxN) * (N) -> (M).
constexpr SmallMatrix &	operator+= (const SmallMatrix &o) noexcept
constexpr SmallMatrix &	operator*= (real s) noexcept

Static Public Member Functions
static constexpr idx	rows () noexcept
static constexpr idx	cols () noexcept
static constexpr SmallMatrix	zeros () noexcept
static constexpr SmallMatrix	identity () noexcept

Public Attributes
std::array< real, M *N >	data {}

Detailed Description

template<idx M, idx N>
struct num::SmallMatrix< M, N >

Constexpr fixed-size row-major matrix (stack-allocated).

Definition at line 76 of file small_matrix.hpp.

Member Function Documentation

cols()

template<idx M, idx N>

static constexpr idx num::SmallMatrix< M, N >::cols ( )

inlinestaticconstexprnoexcept

Definition at line 83 of file small_matrix.hpp.

fill()

template<idx M, idx N>

constexpr void num::SmallMatrix< M, N >::fill ( real  v )

inlineconstexprnoexcept

Definition at line 85 of file small_matrix.hpp.

References num::SmallMatrix< M, N >::data.

identity()

template<idx M, idx N>

static constexpr SmallMatrix num::SmallMatrix< M, N >::identity ( )

inlinestaticconstexprnoexcept

Definition at line 89 of file small_matrix.hpp.

References num::ipow().

operator()() [1/2]

template<idx M, idx N>

constexpr const real & num::SmallMatrix< M, N >::operator() ( idx  i, idx  j  ) const

inlineconstexprnoexcept

Definition at line 80 of file small_matrix.hpp.

References num::SmallMatrix< M, N >::data, and num::ipow().

operator()() [2/2]

template<idx M, idx N>

constexpr real & num::SmallMatrix< M, N >::operator() ( idx  i, idx  j  )

inlineconstexprnoexcept

Definition at line 79 of file small_matrix.hpp.

References num::SmallMatrix< M, N >::data, and num::ipow().

operator*() [1/2]

template<idx M, idx N>

template<idx K>

constexpr SmallMatrix< M, K > num::SmallMatrix< M, N >::operator* ( const SmallMatrix< N, K > &  B ) const

inlineconstexprnoexcept

Matrix multiplication: (M x N) * (N x K) -> (M x K).

Definition at line 106 of file small_matrix.hpp.

References num::ipow().

operator*() [2/2]

template<idx M, idx N>

constexpr SmallVec< M > num::SmallMatrix< M, N >::operator* ( const SmallVec< N > &  x ) const

inlineconstexprnoexcept

Matrix-vector product: (MxN) * (N) -> (M).

Definition at line 116 of file small_matrix.hpp.

References num::ipow().

operator*=()

template<idx M, idx N>

constexpr SmallMatrix & num::SmallMatrix< M, N >::operator*= ( real  s )

inlineconstexprnoexcept

Definition at line 128 of file small_matrix.hpp.

References num::SmallMatrix< M, N >::data, and num::ipow().

operator+=()

template<idx M, idx N>

constexpr SmallMatrix & num::SmallMatrix< M, N >::operator+= ( const SmallMatrix< M, N > &  o )

inlineconstexprnoexcept

Definition at line 124 of file small_matrix.hpp.

References num::SmallMatrix< M, N >::data, and num::ipow().

rows()

template<idx M, idx N>

static constexpr idx num::SmallMatrix< M, N >::rows ( )

inlinestaticconstexprnoexcept

Definition at line 82 of file small_matrix.hpp.

References num::ipow().

transposed()

template<idx M, idx N>

constexpr SmallMatrix< N, M > num::SmallMatrix< M, N >::transposed ( ) const

inlineconstexprnoexcept

Definition at line 96 of file small_matrix.hpp.

References num::ipow().

zeros()

template<idx M, idx N>

static constexpr SmallMatrix num::SmallMatrix< M, N >::zeros ( )

inlinestaticconstexprnoexcept

Definition at line 87 of file small_matrix.hpp.

Member Data Documentation

data

template<idx M, idx N>

std::array<real, M * N> num::SmallMatrix< M, N >::data {}

Definition at line 77 of file small_matrix.hpp.

Referenced by num::SmallMatrix< M, N >::fill(), num::SmallMatrix< M, N >::operator()(), num::SmallMatrix< M, N >::operator()(), num::SmallMatrix< M, N >::operator*=(), and num::SmallMatrix< M, N >::operator+=().

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

• /home/runner/work/numerics/numerics/include/core/small_matrix.hpp