Speed/Gas

#include <a_samp>

#define MAX_FUEL 100 // Change this to the MAX Amount of fuel you want. (Default:100)
#define SpeedCheck(%0,%1,%2,%3,%4) floatround(floatsqroot(%4?(%0*%0+%1*%1+%2*%2):(%0*%0+%1*%1) ) *%3*1.6)

forward SpeedTimer();
forward FuelTimer();

new Text:Fuel[MAX_PLAYERS];
new Text:Speed[MAX_PLAYERS];
new CarFuel[MAX_VEHICLES] = 0;
new checkgastimer;
new speedtimer;

stock GetPlayerSpeed(playerid, get3d)
{
    new Float:x, Float:y, Float:z;
    if(IsPlayerInAnyVehicle(playerid))
    {
        GetVehicleVelocity(GetPlayerVehicleID(playerid), x, y, z);
    }
    else
    {
        GetPlayerVelocity(playerid, x, y, z);
    }
    return SpeedCheck(x, y, z, 100.0, get3d);
}

stock SetGasString(playerid, string[])
{
    if(IsPlayerConnected(playerid))
    {
        TextDrawSetString(Fuel[playerid], string);
    }
}

stock SetSpeedString(playerid, string[])
{
    if(IsPlayerConnected(playerid))
    {
        TextDrawSetString(Speed[playerid], string);
    }
}

public OnGameModeInit()
{
    for(new v = 0; v < MAX_VEHICLES; v++)
    {
        CarFuel[v] = MAX_FUEL; // This sets the fuel
    }
    checkgastimer = SetTimer("FuelTimer", 25000, 1);
    speedtimer = SetTimer("SpeedTimer",1000,1);
    return 1;
}

public OnGameModeExit()
{
    KillTimer(checkgastimer);
    KillTimer(speedtimer);
    return 1;
}

public OnPlayerDeath(playerid,killerid,reason)
{
    TextDrawHideForPlayer(playerid,Fuel[playerid]);
    return 1;
}

public OnPlayerConnect(playerid)
{
    Fuel[playerid] = TextDrawCreate(330.000000, 415.000000, " ");
    TextDrawAlignment(Fuel[playerid], 2);
    TextDrawBackgroundColor(Fuel[playerid], 255);
    TextDrawFont(Fuel[playerid], 2);
    TextDrawLetterSize(Fuel[playerid], 0.259999, 1.200000);
    TextDrawColor(Fuel[playerid], -1);
    TextDrawSetOutline(Fuel[playerid], 1);
    TextDrawSetProportional(Fuel[playerid], 1);
    TextDrawShowForPlayer(playerid,Fuel[playerid]);
    Speed[playerid] = TextDrawCreate(330.000000, 430.000000, " ");
    TextDrawAlignment(Speed[playerid], 2);
    TextDrawBackgroundColor(Speed[playerid], 255);
    TextDrawFont(Speed[playerid], 2);
    TextDrawLetterSize(Speed[playerid], 0.259999, 1.200000);
    TextDrawColor(Speed[playerid], -1);
    TextDrawSetOutline(Speed[playerid], 1);
    TextDrawSetProportional(Speed[playerid], 1);
    return 1;
}

public FuelTimer()
{
    new string[128];
    for(new i = 0; i < GetMaxPlayers(); i++)
    {
        if(GetPlayerState(i) == PLAYER_STATE_DRIVER)
        {
            new vehicle = GetPlayerVehicleID(i);
            if(CarFuel[vehicle] >= 1 && CarFuel[vehicle] <= 100)
            {
                format(string, sizeof(string), "Current Fuel: %d%",CarFuel[vehicle]);
                SetGasString(i,string);
                CarFuel[vehicle]--;
            }
            if(CarFuel[vehicle] == 0)
            {
                CarFuel[vehicle] = 0;
                TogglePlayerControllable(i, 0);
                SetGasString(i,"~r~[WARNING]: ~w~No fuel in vehicle!");
            }
        }
        else
        {
            SetGasString(i," ");
        }
    }
    return 1;
}

public SpeedTimer()
{
    new string[128];
    for(new i = 0; i < GetMaxPlayers(); i++)
    {
        if(GetPlayerState(i) == PLAYER_STATE_DRIVER)
        {
            format(string, sizeof(string), "SPEED: ~g~%d MPH",GetPlayerSpeed(i,1));
            SetSpeedString(i,string);
        }
        else
        {
            SetSpeedString(i," ");
        }
    }
    return 1;
}