[Jonny99]

stock Float:GetPlayerDistanceToPoint(playerid, Float, Float:y, Float:z)
{
new Floatx;
new Floaty;
new Floatz;
if(!IsPlayerInAnyVehicle(playerid)) GetPlayerPos(playerid, px, py, pz);
else GetVehiclePos(GetPlayerVehicleID(playerid), px, py, pz);
return floatsqroot( floatadd( floatadd( floatpower(floatsub(x, px), 2), floatpower(floatsub(y, py), 2) ), floatpower(floatsub(z, pz), 2) ) );
}

stock Float:GetGroundZ(Float, Float:y)