[Abagail]

pawn Код:

public OnPlayerUpdate(playerid)
{
    if(InWater[playerid] == true && !IsPlayerInWater(playerid))
    {
          InWater[playerid] = false;
          CallLocalFunction("OnPlayerLeaveWater", "i", playerid);
          return true;
    }
    if(IsPlayerInWater(playerid)) InWater[playerid] = true;
    return 1;
}

Using an include such as the one shared above for the simple IsPlayerInWater function.