Vector4T lerp(float t, const Vector4T &v) const
{
return Vector4T(x * (1 - t) + v.x * t,
y * (1 - t) + v.y * t,
z * (1 - t) + v.z * t,
w * (1 - t) + v.w * t);
}
/// Returns a vector with components reordered.
Vector4T shuffle (int i1, int i2, int i3, int i4) const { return Vector4T(get(i1), get(i2), get(i3), get(i4)); }