def accuracy_calc():

    agent_accuracy=xcom_unit["accuracy"]
    accuracy=agent_accuracy
    if xcom_unit["r_hand"]!=0 and xcom_unit["l_hand"]!=0 and calc_size():
        agent_accuracy = 140 * agent_accuracy / 100
    curr_remain_TUs_2_mod=calc_frame_speed()[1]
    move_mode=calc_frame_speed()[0]

    if move_mode:
        v7 = curr_remain_TUs_2_mod
        v8 = move_mode
        if v8 >= v7 // 5:
            if v8 <= 2 * v7 // 5 :
                pass
            agent_accuracy = 125 * agent_accuracy/100
        else:
            agent_accuracy = 95 * agent_accuracy/100

    else:
        agent_accuracy = 80 * agent_accuracy/100

    # 0=stend up,1=kneel down,2=crawl
    if xcom_unit["kneeling"]==1:
        agent_accuracy = 80 * agent_accuracy / 100
    if xcom_unit["kneeling"] == 2 :          #crawl
        agent_accuracy = 60 * agent_accuracy / 100

    #
    if xcom_unit["fly"]:
        agent_accuracy = 115 * agent_accuracy / 100

    # 3-aim,2-snap,1-auto
    if xcom_unit["shot_mode"] == 1:
        agent_accuracy *= 2
    if xcom_unit["shot_mode"] == 3:
        agent_accuracy /= 2

    if xcom_unit["activ_hand"]:
        accuracy_weapon = hand_r["accuracy"]/2
    else:
        accuracy_weapon = hand_l["accuracy"]/2

    health_value=100*(xcom_unit["max_health"]-xcom_unit["current_health"])/xcom_unit["current_health"]

     #field_45-uncnown, for xcom=0
    field_45=0
    if field_45 > 1:
        hand_wound_value = 100 * calc_wounds()
    else:
        if xcom_unit["activ_hand"]:
            hand_wound_value = 150 * hand_r["wound"]
        else:
            hand_wound_value = 150 * hand_l["wound"]

    if xcom_unit["berserk_mod"]:
        berserk_value = 200
    else:
        berserk_value = 0

    if alien["cloaking"]:
        cloaking_value = 2000/(calc_dist(xcom_unit["coord"][0],xcom_unit["coord"][1],xcom_unit["coord"][2],
                                         alien["coord"][0],alien["coord"][1],alien["coord"][2])+3)
    else:
        cloaking_value = 0


    accuracy=math.sqrt(hand_wound_value*hand_wound_value+agent_accuracy*agent_accuracy+accuracy_weapon*accuracy_weapon+berserk_value*berserk_value+
                       cloaking_value*cloaking_value+health_value*health_value)
    accuracy=math.floor(accuracy)

    line = accuracy // 2;
    if accuracy / 2 > 50 :
        line = 49
    accuracy_line = 50 - line



    return accuracy_line