use by Matrix row accessor. */
Vector(const T *, unsigned);
+#if __cplusplus >= 201103L
+ template<typename... Args>
+ Vector(T, Args...);
+#else
Vector(T, T);
Vector(T, T, T);
Vector(T, T, T, T);
+#endif
template<typename U>
Vector(const Vector<U, N> &);
(*this)[i] = d[i*stride];
}
+#if __cplusplus >= 201103L
+template<typename T, unsigned N>
+template<typename... Args>
+inline Vector<T, N>::Vector(T x_, Args... v)
+{
+ static_assert(1+sizeof...(v)==N, "Incorrect number of arguments in Vector constructor");
+ (*this)[0] = x_;
+ unsigned i = 1;
+ for(auto c: std::initializer_list<T> { static_cast<T>(v)... })
+ (*this)[i++] = c;
+}
+#else
/* The compiler won't instantiate these unless they are used. Trying to use
them on the wrong class results in an error. */
template<typename T, unsigned N>
this->VectorComponents<T, 4>::z = z_;
this->VectorComponents<T, 4>::w = w_;
}
+#endif
template<typename T, unsigned N>
template<typename U>
inline Vector<T, N+1> compose(T s, const Vector<T, N> &v)
{
Vector<T, N+1> r;
+ r[0] = s;
for(unsigned i=0; i<N; ++i)
- r[i] = v[i];
- r[N] = s;
+ r[i+1] = v[i];
return r;
}