19 #ifndef GLM_ENABLE_EXPERIMENTAL    20 #   error "GLM: GLM_GTX_matrix_cross_product is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."    23 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)    24 #   pragma message("GLM: GLM_GTX_matrix_cross_product extension included")    34     template<
typename T, qualifier Q>
    36         vec<3, T, Q> 
const& x);
    40     template<
typename T, qualifier Q>
    42         vec<3, T, Q> 
const& x);
    47 #include "matrix_cross_product.inl" GLM_FUNC_DECL mat< 3, 3, T, Q > matrixCross3(vec< 3, T, Q > const &x)
Build a cross product matrix. 
GLM_FUNC_DECL mat< 4, 4, T, Q > matrixCross4(vec< 3, T, Q > const &x)
Build a cross product matrix.