Добавить функцию

#include <amxmodx>
#include <fakemeta>

new const PLUGIN[] = "Damager"
new const VERSION[] = "2.0"
new const AUTHOR[] = "Prayer"

new g_MsgSync
new g_MsgSync2

new pid
new damage
new bool:showdamage[33] = true

public plugin_init()
{
    register_plugin(PLUGIN, VERSION, AUTHOR)
      
    register_event("Damage", "EVENT_Damage", "b", "2!0", "3=0", "4!0")
      
    g_MsgSync = CreateHudSyncObj()
    g_MsgSync2 = CreateHudSyncObj()
    register_clcmd("say /on", "showDamageOn")
    register_clcmd("say /off", "showDamageOff")
    
}

public showDamageOn(id)
{
    if (showdamage[id]==false)
    {
        showdamage[id]=true
        client_print(id, print_chat, "сообщение которое выведется при включении индикатора")
    }
}

public showDamageOff(id)
{
    if (showdamage[id]==true)
    {
        showdamage[id]=false
        client_print(id, print_chat, "сообщение которое выведется при выключении индикатора")
    }
}

public EVENT_Damage(id)
{
    if (showdamage[id]==true)
    {
        if (get_user_flags(id) & ADMIN_LEVEL_C)
        {
            if(pev_valid(id))
            {
                pid = get_user_attacker(id)
                damage = read_data(2)
              
                set_hudmessage(255, 0, 0, 0.45, 0.50, 2, 0.1, 4.0, 0.1, 0.1, -1)
                ShowSyncHudMsg(id, g_MsgSync2, "%i", damage)
              
                if(pev(pid, pev_flags) & FL_CLIENT)
                {
                    set_hudmessage(0, 100, 200, -1.0, 0.55, 2, 0.1, 4.0, 0.02, 0.02, -1)
                    ShowSyncHudMsg(pid, g_MsgSync, "%i", damage)
                }
            }
        }
    }
    return PLUGIN_HANDLED
}