1.0.0 API documentation
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Functions | |
GLM_FUNC_DECL int64 | float_distance (double x, double y) |
Return the distance in the number of ULP between 2 double-precision floating-point scalars. More... | |
GLM_FUNC_DECL int | float_distance (float x, float y) |
Return the distance in the number of ULP between 2 single-precision floating-point scalars. More... | |
template<length_t L, typename T , qualifier Q> | |
GLM_FUNC_DECL vec< L, int64, Q > | float_distance (vec< L, double, Q > const &x, vec< L, double, Q > const &y) |
Return the distance in the number of ULP between 2 double-precision floating-point scalars. More... | |
template<length_t L, typename T , qualifier Q> | |
GLM_FUNC_DECL vec< L, int, Q > | float_distance (vec< L, float, Q > const &x, vec< L, float, Q > const &y) |
Return the distance in the number of ULP between 2 single-precision floating-point scalars. More... | |
template<typename genType > | |
GLM_FUNC_DECL genType | next_float (genType x) |
Return the next ULP value(s) after the input value(s). More... | |
template<typename genType > | |
GLM_FUNC_DECL genType | next_float (genType x, int ULPs) |
Return the value(s) ULP distance after the input value(s). More... | |
template<length_t L, typename T , qualifier Q> | |
GLM_FUNC_DECL vec< L, T, Q > | next_float (vec< L, T, Q > const &x) |
Return the next ULP value(s) after the input value(s). More... | |
template<length_t L, typename T , qualifier Q> | |
GLM_FUNC_DECL vec< L, T, Q > | next_float (vec< L, T, Q > const &x, int ULPs) |
Return the value(s) ULP distance after the input value(s). More... | |
template<length_t L, typename T , qualifier Q> | |
GLM_FUNC_DECL vec< L, T, Q > | next_float (vec< L, T, Q > const &x, vec< L, int, Q > const &ULPs) |
Return the value(s) ULP distance after the input value(s). More... | |
template<typename genType > | |
GLM_FUNC_DECL genType | prev_float (genType x) |
Return the previous ULP value(s) before the input value(s). More... | |
template<typename genType > | |
GLM_FUNC_DECL genType | prev_float (genType x, int ULPs) |
Return the value(s) ULP distance before the input value(s). More... | |
template<length_t L, typename T , qualifier Q> | |
GLM_FUNC_DECL vec< L, T, Q > | prev_float (vec< L, T, Q > const &x) |
Return the previous ULP value(s) before the input value(s). More... | |
template<length_t L, typename T , qualifier Q> | |
GLM_FUNC_DECL vec< L, T, Q > | prev_float (vec< L, T, Q > const &x, int ULPs) |
Return the value(s) ULP distance before the input value(s). More... | |
template<length_t L, typename T , qualifier Q> | |
GLM_FUNC_DECL vec< L, T, Q > | prev_float (vec< L, T, Q > const &x, vec< L, int, Q > const &ULPs) |
Return the value(s) ULP distance before the input value(s). More... | |
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.
GLM_FUNC_DECL int64 glm::float_distance | ( | double | x, |
double | y | ||
) |
Return the distance in the number of ULP between 2 double-precision floating-point scalars.
GLM_FUNC_DECL int glm::float_distance | ( | float | x, |
float | y | ||
) |
Return the distance in the number of ULP between 2 single-precision floating-point scalars.
GLM_FUNC_DECL vec<L, int64, Q> glm::float_distance | ( | vec< L, double, Q > const & | x, |
vec< L, double, Q > const & | y | ||
) |
Return the distance in the number of ULP between 2 double-precision floating-point scalars.
L | Integer between 1 and 4 included that qualify the dimension of the vector |
Q | Value from qualifier enum |
GLM_FUNC_DECL vec<L, int, Q> glm::float_distance | ( | vec< L, float, Q > const & | x, |
vec< L, float, Q > const & | y | ||
) |
Return the distance in the number of ULP between 2 single-precision floating-point scalars.
L | Integer between 1 and 4 included that qualify the dimension of the vector |
Q | Value from qualifier enum |
GLM_FUNC_DECL genType glm::next_float | ( | genType | x | ) |
Return the next ULP value(s) after the input value(s).
genType | A floating-point scalar type. |
GLM_FUNC_DECL genType glm::next_float | ( | genType | x, |
int | ULPs | ||
) |
Return the value(s) ULP distance after the input value(s).
genType | A floating-point scalar type. |
GLM_FUNC_DECL vec<L, T, Q> glm::next_float | ( | vec< L, T, Q > const & | x | ) |
Return the next ULP value(s) after the input value(s).
L | Integer between 1 and 4 included that qualify the dimension of the vector |
T | Floating-point |
Q | Value from qualifier enum |
GLM_FUNC_DECL vec<L, T, Q> glm::next_float | ( | vec< L, T, Q > const & | x, |
int | ULPs | ||
) |
Return the value(s) ULP distance after the input value(s).
L | Integer between 1 and 4 included that qualify the dimension of the vector |
T | Floating-point |
Q | Value from qualifier enum |
GLM_FUNC_DECL vec<L, T, Q> glm::next_float | ( | vec< L, T, Q > const & | x, |
vec< L, int, Q > const & | ULPs | ||
) |
Return the value(s) ULP distance after the input value(s).
L | Integer between 1 and 4 included that qualify the dimension of the vector |
T | Floating-point |
Q | Value from qualifier enum |
GLM_FUNC_DECL genType glm::prev_float | ( | genType | x | ) |
Return the previous ULP value(s) before the input value(s).
genType | A floating-point scalar type. |
GLM_FUNC_DECL genType glm::prev_float | ( | genType | x, |
int | ULPs | ||
) |
Return the value(s) ULP distance before the input value(s).
genType | A floating-point scalar type. |
GLM_FUNC_DECL vec<L, T, Q> glm::prev_float | ( | vec< L, T, Q > const & | x | ) |
Return the previous ULP value(s) before the input value(s).
L | Integer between 1 and 4 included that qualify the dimension of the vector |
T | Floating-point |
Q | Value from qualifier enum |
GLM_FUNC_DECL vec<L, T, Q> glm::prev_float | ( | vec< L, T, Q > const & | x, |
int | ULPs | ||
) |
Return the value(s) ULP distance before the input value(s).
L | Integer between 1 and 4 included that qualify the dimension of the vector |
T | Floating-point |
Q | Value from qualifier enum |
GLM_FUNC_DECL vec<L, T, Q> glm::prev_float | ( | vec< L, T, Q > const & | x, |
vec< L, int, Q > const & | ULPs | ||
) |
Return the value(s) ULP distance before the input value(s).
L | Integer between 1 and 4 included that qualify the dimension of the vector |
T | Floating-point |
Q | Value from qualifier enum |