Function follow_a_dwarf

plugins/spectate.cpp:514–558

    }

static void follow_a_dwarf(color_ostream &out) {
    DEBUG(cycle,out).print("choosing a unit to follow\n");

    vector<df::unit*> citizen_combat_units;
    vector<df::unit*> other_combat_units;
    vector<df::unit*> nicknamed_units;
    vector<df::unit*> job_units;
    vector<df::unit*> other_units;
    get_dwarf_buckets(out, citizen_combat_units, other_combat_units, nicknamed_units, job_units, other_units);

    set_next_cycle_unpaused_ms(out, !citizen_combat_units.empty());

    // coalesce the buckets and add weights
    vector<df::unit*> units;
    vector<float> intervals;
    vector<float> weights;
    intervals.push_back(0);
    add_bucket(citizen_combat_units, units, intervals, weights, config.prefer_conflict ? CITIZEN_COMBAT_PREFERRED_WEIGHT : JOB_WEIGHT);
    add_bucket(other_combat_units, units, intervals, weights, config.prefer_conflict ? OTHER_COMBAT_PREFERRED_WEIGHT : JOB_WEIGHT);
    add_bucket(nicknamed_units, units, intervals, weights, NICKNAMED_CITIZEN_PREFERRED_WEIGHT);
    add_bucket(job_units, units, intervals, weights, JOB_WEIGHT);
    add_bucket(other_units, units, intervals, weights, OTHER_WEIGHT);

    if (units.empty()) {
        DEBUG(cycle,out).print("no units to follow\n");
        return;
    }

    std::piecewise_constant_distribution<float> distribution(intervals.begin(), intervals.end(), weights.begin());
    int unit_idx = distribution(rng);
    df::unit *unit = units[unit_idx];

    if (debug_cycle.isEnabled(DebugCategory::LDEBUG)) {
        DUMP_BUCKET(citizen_combat_units);
        DUMP_BUCKET(other_combat_units);
        DUMP_BUCKET(nicknamed_units);
        DUMP_BUCKET(job_units);
        DUMP_BUCKET(other_units);
        DUMP_FLOAT_VECTOR(intervals);
        DUMP_FLOAT_VECTOR(weights);
        DEBUG(cycle,out).print("selected unit idx {}\n", unit_idx);
    }

    unit_history.add_and_follow(out, unit);
}

/////////////////////////////////////////////////////
// Lua API