C&CRemasteredDebuggedQueueJumping

case RADIO_HELLO:
            //Refineries can't be interupted while they're processing a harvester - LLL April 22, 2020
            if (Mission == MISSION_HARVEST) {
                return(RADIO_NEGATIVE);
            }
            else if (Class->Type == STRUCT_REFINERY && ActiveCFEPatchConfig.EnableHarvyQueueJump && In_Radio_Contact()) {
                if (from->What_Am_I() == RTTI_UNIT && *((UnitClass*)from) == UNIT_HARVESTER) {

                    UnitClass& currentHarvy = *static_cast<UnitClass*>(Contact_With_Whom());
                    UnitClass& newHarvy     = *static_cast<UnitClass*>(from);

                    int currentHarvyDistance;
                    int newHarvyDistance;
                    int jumpcutoff;
                    if (ActiveCFEPatchConfig.EnableASPathing){
                        int currentHarvyDistanceAStar = currentHarvy.Find_Path_AStar(nullptr, Coord_Cell(currentHarvy.Coord),  Coord_Cell(this->Center_Coord()), 1, MOVE_NO, -1);
                        if (currentHarvyDistanceAStar){
                            currentHarvyDistance = currentHarvyDistanceAStar;
                        }
                        else{ //either harvy is right on top of refinery, or no path at all
                            int currentHarvyDistanceCrowFlies = currentHarvy.Distance(Coord_Cell(this->Center_Coord()));
                            if (currentHarvyDistanceCrowFlies <= 6){
                                currentHarvyDistance = currentHarvyDistanceCrowFlies;
                            }
                            else {
                                currentHarvyDistance = INT_MAX;
                            }
                        }
                        int newHarvyDistanceAStar = newHarvy.Find_Path_AStar(nullptr, Coord_Cell(newHarvy.Coord),  Coord_Cell(this->Center_Coord()), 1, MOVE_NO, -1);
                        if (newHarvyDistanceAStar){
                            newHarvyDistance = newHarvyDistanceAStar;
                        }
                        else{ //either harvy is right on top of refinery, or no path at all
                            int newHarvyDistanceCrowFlies = newHarvy.Distance(Coord_Cell(this->Center_Coord()));
                            if (newHarvyDistanceCrowFlies <= 6){
                                newHarvyDistance = newHarvyDistanceCrowFlies;
                            }
                            else {
                                newHarvyDistance = INT_MAX;
                            }
                        }
                        jumpcutoff = ActiveCFEPatchConfig.HarvyQueueJumpCutoff;
                    }
                    else{ // A-Star not enabled
                        currentHarvyDistance = currentHarvy.Distance(this);
                        newHarvyDistance = newHarvy.Distance(this);
                        jumpcutoff = Cell_To_Lepton(ActiveCFEPatchConfig.HarvyQueueJumpCutoff); //distance to coords are in leptons, not cells, so need to convert
                    }

                    if (currentHarvyDistance > jumpcutoff && newHarvyDistance < currentHarvyDistance) {

                        //Kick the current harvester out
                        Transmit_Message(RADIO_CANCEL, &currentHarvy);

                        //Accept the new one
                        return(TechnoClass::Receive_Message(from, message, param));
                    }
                }
            }
            break;