vulkanTutorial/libs/glm-1.0.0/gtx/normalize_dot.inl

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2024-02-18 23:22:05 +08:00
/// @ref gtx_normalize_dot
namespace glm
{
template<length_t L, typename T, qualifier Q>
GLM_FUNC_QUALIFIER T normalizeDot(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
{
return glm::dot(x, y) * glm::inversesqrt(glm::dot(x, x) * glm::dot(y, y));
}
template<length_t L, typename T, qualifier Q>
GLM_FUNC_QUALIFIER T fastNormalizeDot(vec<L, T, Q> const& x, vec<L, T, Q> const& y)
{
return glm::dot(x, y) * glm::fastInverseSqrt(glm::dot(x, x) * glm::dot(y, y));
}
}//namespace glm