MR::SymMatrix2< T > Struct Template Reference

#include <MRMesh/MRSymMatrix2.h>

Public Types
using	ValueType = T

Public Member Functions
constexpr	SymMatrix2 () noexcept=default
template<typename U>
	MR_REQUIRES_IF_SUPPORTED (!std::is_same_v< T, U >) const expr explicit SymMatrix2(const SymMatrix2< U > &m)
constexpr T	trace () const noexcept
	computes trace of the matrix
constexpr T	normSq () const noexcept
	computes the squared norm of the matrix, which is equal to the sum of 4 squared elements
constexpr T	det () const noexcept
	computes determinant of the matrix
constexpr SymMatrix2< T >	inverse () const noexcept
	computes inverse matrix
constexpr SymMatrix2< T >	inverse (T det) const noexcept
	computes inverse matrix given determinant of this
SymMatrix2 &	operator+= (const SymMatrix2< T > &b)
SymMatrix2 &	operator-= (const SymMatrix2< T > &b)
SymMatrix2 &	operator*= (T b)
SymMatrix2 &	operator/= (T b)

Static Public Member Functions
static constexpr SymMatrix2	identity () noexcept
static constexpr SymMatrix2	diagonal (T diagVal) noexcept

Public Attributes
T	xx = 0
	zero matrix by default
T	xy = 0
T	yy = 0

Related Symbols
(Note that these are not member symbols.)
template<typename T>
Vector2< T >	operator* (const SymMatrix2< T > &a, const Vector2< T > &b)
	x = a * b
template<typename T>
SymMatrix2< T >	outerSquare (const Vector2< T > &a)
	x = a * a^T
template<typename T>
SymMatrix2< T >	outerSquare (T k, const Vector2< T > &a)
	x = k * a * a^T

Detailed Description

template<typename T>
struct MR::SymMatrix2< T >

symmetric 2x2 matrix

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

• MRMesh/MRSymMatrix2.h