[wups]

pawn Код:

stock GetSpeed(playerid)
{
    new Float:ST[3];
    GetVehicleVelocity(GetPlayerVehicleID(playerid),ST[0],ST[1],ST[2]);
    return floatround(1.61*floatsqroot(floatpower(floatabs(ST[0]), 2.0) + floatpower(floatabs(ST[1]), 2.0) + floatpower(floatabs(ST[2]), 2.0)) * 100.3);
}

if(GetPlayerState(playerid) == PLAYER_STATE_DRIVER && GetSpeed(playerid))
{
 // Your func. here.
}