stock Float:GetRealDistance(playerid, playerid2, unit)
{
	new Float:Pos[3], Float:Pos2[3], Float:converter;
    GetPlayerPos(playerid, Pos[0], Pos[1], Pos[2]);
    GetPlayerPos(playerid2, Pos2[0], Pos2[1], Pos2[2]);

	Pos[0] -= Pos2[0];
	Pos[1] -= Pos2[1];
	Pos[2] -= Pos2[2];

	switch(unit)
	{
        case 0: converter = 1.0; // Mét
        case 1: converter = 1.0/1000.0; // Kilo mét
        case 2: converter = (1.0/1000.0)/1.6; // Dặm
        case 3: converter = 100.0; // Centi mét
        case 4: converter = 39.3701; // Inch
    }
    return floatsqroot((Pos[0]*Pos[0]) + (Pos[1]*Pos[1]) + (Pos[2]*Pos[2]))*converter;
}