Collaboration diagram for Geometric functions:
|
Functions | |
| template<typename T , precision P> | |
| GLM_FUNC_DECL detail::tvec3< T, P > | glm::cross (detail::tvec3< T, P > const &x, detail::tvec3< T, P > const &y) |
| template<typename genType > | |
| GLM_FUNC_DECL genType::value_type | glm::distance (genType const &p0, genType const &p1) |
| template<typename T , precision P, template< typename, precision > class vecType> | |
| GLM_FUNC_DECL T | glm::dot (vecType< T, P > const &x, vecType< T, P > const &y) |
| template<typename genType > | |
| GLM_FUNC_DECL genType | glm::dot (genType const &x, genType const &y) |
| template<typename genType > | |
| GLM_FUNC_DECL genType | glm::faceforward (genType const &N, genType const &I, genType const &Nref) |
| template<typename genType > | |
| GLM_FUNC_DECL genType::value_type | glm::length (genType const &x) |
| template<typename genType > | |
| GLM_FUNC_DECL genType | glm::normalize (genType const &x) |
| template<typename genType > | |
| GLM_FUNC_DECL genType | glm::reflect (genType const &I, genType const &N) |
| template<typename T , precision P, template< typename, precision > class vecType> | |
| GLM_FUNC_DECL vecType< T, P > | glm::refract (vecType< T, P > const &I, vecType< T, P > const &N, T const &eta) |
Detailed Description
These operate on vectors as vectors, not component-wise.
Function Documentation
template<typename T , precision P>
| GLM_FUNC_DECL detail::tvec3<T, P> glm::cross | ( | detail::tvec3< T, P > const & | x, |
| detail::tvec3< T, P > const & | y | ||
| ) |
Returns the cross product of x and y.
- Template Parameters
-
valType Floating-point scalar types.
template<typename genType >
| GLM_FUNC_DECL genType::value_type glm::distance | ( | genType const & | p0, |
| genType const & | p1 | ||
| ) |
Returns the distance betwwen p0 and p1, i.e., length(p0 - p1).
- Template Parameters
-
genType Floating-point vector types.
template<typename T , precision P, template< typename, precision > class vecType>
| GLM_FUNC_DECL T glm::dot | ( | vecType< T, P > const & | x, |
| vecType< T, P > const & | y | ||
| ) |
Returns the dot product of x and y, i.e., result = x * y.
- Template Parameters
-
genType Floating-point vector types.
template<typename genType >
| GLM_FUNC_DECL genType glm::dot | ( | genType const & | x, |
| genType const & | y | ||
| ) |
Returns the dot product of x and y, i.e., result = x * y.
- Template Parameters
-
genType Floating-point vector types.
template<typename genType >
| GLM_FUNC_DECL genType glm::faceforward | ( | genType const & | N, |
| genType const & | I, | ||
| genType const & | Nref | ||
| ) |
If dot(Nref, I) < 0.0, return N, otherwise, return -N.
- Template Parameters
-
genType Floating-point vector types.
template<typename genType >
| GLM_FUNC_DECL genType::value_type glm::length | ( | genType const & | x | ) |
Returns the length of x, i.e., sqrt(x * x).
- Template Parameters
-
genType Floating-point vector types.
template<typename genType >
| GLM_FUNC_DECL genType glm::normalize | ( | genType const & | x | ) |
Returns a vector in the same direction as x but with length of 1.
template<typename genType >
| GLM_FUNC_DECL genType glm::reflect | ( | genType const & | I, |
| genType const & | N | ||
| ) |
For the incident vector I and surface orientation N, returns the reflection direction : result = I - 2.0 * dot(N, I) * N.
- Template Parameters
-
genType Floating-point vector types.
template<typename T , precision P, template< typename, precision > class vecType>
| GLM_FUNC_DECL vecType<T, P> glm::refract | ( | vecType< T, P > const & | I, |
| vecType< T, P > const & | N, | ||
| T const & | eta | ||
| ) |
For the incident vector I and surface normal N, and the ratio of indices of refraction eta, return the refraction vector.
- Template Parameters
-
genType Floating-point vector types.