0.9.9 API documenation
Functions

Functions

template<typename T >
GLM_FUNC_DECL uint float_distance (T const &x, T const &y)
 
template<typename T , qualifier Q>
GLM_FUNC_DECL vec< 2, uint, Q > float_distance (vec< 2, T, Q > const &x, vec< 2, T, Q > const &y)
 
template<typename genType >
GLM_FUNC_DECL genType next_float (genType const &x)
 
template<typename genType >
GLM_FUNC_DECL genType next_float (genType const &x, uint const &Distance)
 
template<typename genType >
GLM_FUNC_DECL genType prev_float (genType const &x)
 
template<typename genType >
GLM_FUNC_DECL genType prev_float (genType const &x, uint const &Distance)
 

Detailed Description

Include <glm/gtc/ulp.hpp> to use the features of this extension.

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.

Function Documentation

◆ float_distance() [1/2]

GLM_FUNC_DECL 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

◆ float_distance() [2/2]

GLM_FUNC_DECL vec<2, uint, Q> glm::float_distance ( vec< 2, T, Q > const &  x,
vec< 2, T, Q > const &  y 
)

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

See also
GLM_GTC_ulp

◆ next_float() [1/2]

GLM_FUNC_DECL genType glm::next_float ( genType const &  x)

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

See also
GLM_GTC_ulp

◆ next_float() [2/2]

GLM_FUNC_DECL 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

◆ prev_float() [1/2]

GLM_FUNC_DECL genType glm::prev_float ( genType const &  x)

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

See also
GLM_GTC_ulp

◆ prev_float() [2/2]

GLM_FUNC_DECL 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