[Threshold]

pawn Код:

GetXYBehindPlayer(playerid, &Float:x, &Float:y, Float:distance)
{
    new Float:a;
    GetPlayerPos(playerid, x, y, a);
    GetPlayerFacingAngle(playerid, a);
    if(IsPlayerInAnyVehicle(playerid)) GetVehicleZAngle(GetPlayerVehicleID(playerid), a);
    x -= (distance * floatsin(-a, degrees));
    y -= (distance * floatcos(-a, degrees));
    return 1;
}

Example:

pawn Код:

GetXYBehindPlayer(target, x, y, 2.0);
SetPlayerPos(playerid, x, y, z);