//****************************************
//Actor.cpp:
//****************************************
void CActor::OnDifficultyChanged()
{
    // immunities
    VERIFY(g_SingleGameDifficulty >= egdNovice && g_SingleGameDifficulty <= egdMaster);
    LPCSTR diff_name = get_token_name(difficulty_type_token, g_SingleGameDifficulty);
    string128						tmp;
    strconcat(sizeof(tmp), tmp, "actor_immunities_", diff_name);
    conditions().LoadImmunities(tmp, pSettings);
    // hit probability
    strconcat(sizeof(tmp), tmp, "hit_probability_", diff_name);
    m_hit_probability = pSettings->r_float(*cNameSect(), tmp);
    // two hits death parameters
    strconcat(sizeof(tmp), tmp, "actor_thd_", diff_name);
    conditions().LoadTwoHitsDeathParams(tmp);
}

//****************************************
//Weapon.cpp inside CWeapon:Load():
//****************************************

    string256						temp;
    for (int i = egdNovice; i < egdCount; ++i)
    {
        strconcat(sizeof(temp), temp, "hit_probability_", get_token_name(difficulty_type_token, i));
        m_hit_probability[i] = READ_IF_EXISTS(pSettings, r_float, section, temp, 1.f);
    }

//****************************************
//Weapon.cpp:
//****************************************
const float &CWeapon::hit_probability() const
{
    VERIFY((g_SingleGameDifficulty >= egdNovice) && (g_SingleGameDifficulty <= egdMaster));
    return					(m_hit_probability[egdNovice]);
}

//****************************************
//Level_bullet_manager_firetrace.cpp:
//****************************************
							float					game_difficulty_hit_probability = actor->HitProbability();
							CAI_Stalker				*stalker = smart_cast<CAI_Stalker*>(initiator);
							if (stalker)
								hpf					= stalker->SpecificCharacter().hit_probability_factor();

							float					dist_factor = 1.f;
							CObject					*weapon_object = Level().Objects.net_Find	(bullet->weapon_id);
							if (weapon_object) {
								CWeapon				*weapon = smart_cast<CWeapon*>(weapon_object);
								if (weapon) {
									game_difficulty_hit_probability = weapon->hit_probability();
									float fly_dist	= bullet->fly_dist+dist;
									dist_factor		= _min(1.f,fly_dist/Level().BulletManager().m_fHPMaxDist);
								}
							}

							ahp						= dist_factor*game_difficulty_hit_probability + (1.f-dist_factor)*1.f;