public SetPlayerHealthEx(playerid, Float:hp);
{
    Health[playerid] = hp;
    return SetPlayerHealth(playerid, hp);
}

public SetPlayerArmourEx(playerid, Float:ar);
{
    Armour[playerid] = ar;
    return SetPlayerArmour(playerid, ar);
}

//to onplayergivedamage
if(damagedid != INVALID_PLAYER_ID)
{
	if(!IsPlayerDead[damagedid)
	{
		new Float: HP, Float: AP;

			GetPlayerHealthEx(damagedid,HP);
			GetPlayerArmourEx(damagedid,AP);

			if ( AP >= amount )
			{
				SetPlayerArmourEx ( damagedid, AP - amount );
			}
			else if ( AP <= 0 )
			{
				new Float: remainHP = HP - amount;
				SetPlayerHealthEx ( damagedid, remainHP );
				if ( remainHP <= 1 )
				{
					OnPlayerDeath( damagedid, playerid, weaponid );
					SetPlayerHealthEx ( damagedid, 0.0 );
					IsPlayerDead[damagedid] = true;
				}
			}
			else
			{
				new Float: remainHP = HP + ( AP - amount );
				SetPlayerArmourEx ( damagedid, 0.0 );
				SetPlayerHealthEx ( damagedid, remainHP );
				if ( remainHP <= 1 )
				{
					OnPlayerDeath( damagedid, playerid, weaponid );
					SetPlayerHealthEx ( damagedid, 0.0 );
					IsPlayerDead[damagedid] = true;
				}
			}
	}
	return 1;
}