Determines if the given pixel reference is mutable (i.e. its channels can be changed) More...
#include <metafunctions.hpp>
Inherits integral_constant< bool, std::remove_reference< R >::type::is_mutable >.
Determines if the given pixel reference is mutable (i.e. its channels can be changed)
Note that built-in C++ references obey the const qualifier but reference proxy classes do not.