[ReneG]

Use IsPlayerInRangeOfPoint.

pawn Код:

CMD:enter(playerid, params[])
{
    if(IsPlayerInRangeOfPoint(playerid, 2.0, x, y, z))
    {
        SetPlayerPos(playerid, x, y, z);
        return 1;
    }
    if(IsPlayerInRangeOfPoint(playerid, 2.0, x, y, z))
    {
        SetPlayerPos(playerid, x, y, z);
        return 1;
    }
    // as many as you need here
    return 1;
}