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Allow the measurement of the accuracy of a function against a reference implementation. This extension works on floating-point data and provide results in ULP. <glm/gtc/ulp.hpp> need to be included to use these features. More...

Collaboration diagram for GLM_GTC_ulp:

Functions

template<typename genType >
genType glm::next_float (genType const &x)
 
template<typename genType >
genType glm::prev_float (genType const &x)
 
template<typename genType >
genType glm::next_float (genType const &x, uint const &Distance)
 
template<typename genType >
genType glm::prev_float (genType const &x, uint const &Distance)
 
template<typename T >
uint glm::float_distance (T const &x, T const &y)
 
template<typename T , template< typename > class vecType>
vecType< uint > glm::float_distance (vecType< T > const &x, vecType< T > const &y)
 

Detailed Description

Allow the measurement of the accuracy of a function against a reference implementation. This extension works on floating-point data and provide results in ULP. <glm/gtc/ulp.hpp> need to be included to use these features.

Function Documentation

template<typename T >
uint glm::float_distance ( T const &  x,
T const &  y 
)

Return the distance in the number of ULP between 2 scalars.

See also
GLM_GTC_ulp
template<typename T , template< typename > class vecType>
vecType<uint> glm::float_distance ( vecType< T > const &  x,
vecType< T > const &  y 
)

Return the distance in the number of ULP between 2 vectors.

See also
GLM_GTC_ulp
template<typename genType >
genType glm::next_float ( genType const &  x)

Return the next ULP value(s) after the input value(s).

See also
GLM_GTC_ulp
template<typename genType >
genType glm::next_float ( genType const &  x,
uint const &  Distance 
)

Return the value(s) ULP distance after the input value(s).

See also
GLM_GTC_ulp
template<typename genType >
genType glm::prev_float ( genType const &  x)

Return the previous ULP value(s) before the input value(s).

See also
GLM_GTC_ulp
template<typename genType >
genType glm::prev_float ( genType const &  x,
uint const &  Distance 
)

Return the value(s) ULP distance before the input value(s).

See also
GLM_GTC_ulp