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vector_traits<Vector>::ir

static inline scalar_type ir( int i, Vector const & v );

This function is expected to be static member of user-defined specializations of the vector_traits template. It returns the i-th element of v, by value or by const reference.

See also: cross | dot | magnitude | magnitude2 | operator!=(vector,vector) | operator*(matrix,vector) | operator*(vector,matrix) | operator*(vector,scalar) | operator*=(vector,scalar) | operator+(vector,vector) | operator+=(vector,vector) | operator-(vector,vector) | operator-=(vector,vector) | operator/(vector,scalar) | operator/=(vector,scalar) | operator==(vector,vector) | vector_traits | vector_traits<vec<T,Dim>>