| 1 | /// @ref gtx_exterior_product |
| 2 | |
| 3 | #include <limits> |
| 4 | |
| 5 | namespace glm { |
| 6 | namespace detail |
| 7 | { |
| 8 | template<typename T, qualifier Q, bool Aligned> |
| 9 | struct compute_cross_vec2 |
| 10 | { |
| 11 | GLM_FUNC_QUALIFIER static T call(vec<2, T, Q> const& v, vec<2, T, Q> const& u) |
| 12 | { |
| 13 | GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'cross' accepts only floating-point inputs"); |
| 14 | |
| 15 | return v.x * u.y - u.x * v.y; |
| 16 | } |
| 17 | }; |
| 18 | }//namespace detail |
| 19 | |
| 20 | template<typename T, qualifier Q> |
| 21 | GLM_FUNC_QUALIFIER T cross(vec<2, T, Q> const& x, vec<2, T, Q> const& y) |
| 22 | { |
| 23 | return detail::compute_cross_vec2<T, Q, detail::is_aligned<Q>::value>::call(x, y); |
| 24 | } |
| 25 | }//namespace glm |
| 26 | |