OpenABF::detail::hlscm::Quadric< T > Struct Template Reference

Symmetric 4×4 quadric matrix for QEM error metric (Garland-Heckbert) More...

Public Member Functions
	Quadric (T a, T b, T c, T d)
auto	operator+= (const Quadric &o) -> Quadric &
auto	evaluate (T x, T y, T z) const -> T

Public Attributes
std::array< T, 10 >	q {}

Friends
auto	operator+ (Quadric a, const Quadric &b) -> Quadric

Detailed Description

template<typename T>
struct OpenABF::detail::hlscm::Quadric< T >

Symmetric 4×4 quadric matrix for QEM error metric (Garland-Heckbert)

Constructor & Destructor Documentation

Quadric()

template<typename T >

OpenABF::detail::hlscm::Quadric< T >::Quadric ( T  a, T  b, T  c, T  d  )

inline

Construct from plane equation ax + by + cz + d = 0

Member Function Documentation

evaluate()

template<typename T >

auto OpenABF::detail::hlscm::Quadric< T >::evaluate ( T  x, T  y, T  z  ) const -> T

inline

Evaluate quadric error at point (x, y, z)

operator+=()

template<typename T >

auto OpenABF::detail::hlscm::Quadric< T >::operator+= ( const Quadric< T > &  o ) -> Quadric&

inline

In-place accumulation of another quadric

Friends And Related Symbol Documentation

operator+

template<typename T >

auto operator+ ( Quadric< T >  a, const Quadric< T > &  b  ) -> Quadric

friend

Quadric addition

Member Data Documentation

q

template<typename T >

std::array<T, 10> OpenABF::detail::hlscm::Quadric< T >::q {}

Upper triangle stored row-major: a00 a01 a02 a03 a11 a12 a13 a22 a23 a33