EIGEN_DEVICE_FUNC Reshaped< EIGEN_RESHAPED_METHOD_CONST Derived, internal::get_compiletime_reshape_size< NRowsType, NColsType, SizeAtCompileTime >::value, internal::get_compiletime_reshape_size< NColsType, NRowsType, SizeAtCompileTime >::value > reshaped(NRowsType nRows, NColsType nCols) EIGEN_RESHAPED_METHOD_CONST