bool operator()(T output[], const int input[])
has to be implemented for 'every' derived class
BlockLatticePhysExternalParticleVelocity2D(BlockLattice< T, DESCRIPTOR > &blockLattice, const UnitConverter< T, DESCRIPTOR > &converter)
bool operator()(T output[], const int input[]) override
SuperLatticePhysExternalParticleVelocity2D(SuperLattice< T, DESCRIPTOR > &sLattice, const UnitConverter< T, DESCRIPTOR > &converter)