Problem with Mabako's nametag

[Baseplate]

This resource dosen't work

--[[ 
Copyright (c) 2010 MTA: Paradise 
  
This program is free software; you can redistribute it and/or modify 
it under the terms of the GNU General Public License as published by 
the Free Software Foundation; either version 3 of the License, or 
(at your option) any later version. 
  
This program is distributed in the hope that it will be useful, 
but WITHOUT ANY WARRANTY; without even the implied warranty of 
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
GNU General Public License for more details. 
  
You should have received a copy of the GNU General Public License 
along with this program. If not, see . 
]] 
  
local nametags = { } 
  
-- settings 
local _max_distance = 120 -- max. distance it's visible 
local _min_distance = 7.5 -- minimum distance, if a player is nearer his nametag size wont change 
local _alpha_distance = 20 -- nametag is faded out after this distance 
local _nametag_alpha = 170 -- alpha of the nametag (max.) 
local _bar_alpha = 120 -- alpha of the bar (max.) 
local _scale = 0.2 -- change this to keep it looking good (proportions) 
local _nametag_textsize = 0.6 -- change to increase nametag text 
local _chatbubble_size = 15 
local _bar_width = 40 
local _bar_height = 6 
local _bar_border = 1.2 
  
-- adjust settings 
local _, screenY = guiGetScreenSize( ) 
real_scale = screenY / ( _scale * 800 )  
local _alpha_distance_diff = _max_distance - _alpha_distance 
local localPlayer = getLocalPlayer( ) 
  
addEventHandler( 'onClientRender', root,  
    function( ) 
        -- get the camera position of the local player 
        local cx, cy, cz = getCameraMatrix( ) 
        local dimension = getElementDimension( localPlayer ) 
        local interior = getElementInterior( localPlayer ) 
  
        -- loop through all players 
        for player, chaticon in pairs( nametags ) do 
            if getElementDimension( player ) == dimension and getElementInterior( player ) == interior and isElementOnScreen( player ) then 
                local px, py, pz = getElementPosition( player ) 
                local distance = getDistanceBetweenPoints3D( px, py, pz, cx, cy, cz ) 
                if distance <= _max_distance and ( getElementData( localPlayer, "collisionless" ) or isLineOfSightClear( cx, cy, cz, px, py, pz, true, true, false, true, false, false, true, getPedOccupiedVehicle( player ) ) ) then 
                    local dz = 1 + 2 * math.min( 1, distance / _min_distance ) * _scale 
                    if isPedDucked( player ) then 
                        dz = dz / 2 
                    end 
                    pz = pz + dz 
                    local sx, sy = getScreenFromWorldPosition( px, py, pz ) 
                    if sx and sy then 
                        local cx = sx 
  
                        -- how large should it be drawn 
                        distance = math.max( distance, _min_distance ) 
                        local scale = _max_distance / ( real_scale * distance ) 
  
                        -- visibility 
                        local alpha = ( ( distance - _alpha_distance ) / _alpha_distance_diff ) 
                        local bar_alpha = ( ( alpha < 0 ) and _bar_alpha or _bar_alpha - (alpha * _bar_alpha) ) * ( getElementData( localPlayer, "collisionless" ) and 1 or getElementAlpha( player ) / 255 ) 
                        if bar_alpha > 0 then 
                            local nametag_alpha = bar_alpha / _bar_alpha * _nametag_alpha 
  
                            -- draw the player's name 
                            local r, g, b = getPlayerNametagColor( player ) 
                            dxDrawText( getPlayerNametagText( player ), sx, sy, sx, sy, tocolor( r, g, b, nametag_alpha ), scale * _nametag_textsize, 'default', 'center', 'bottom' ) 
  
                            -- draw the health bar 
                            local width, height = math.ceil( _bar_width * scale ), math.ceil( _bar_height * scale ) 
                            local sx = sx - width / 2 
                            local border = math.ceil( _bar_border * scale ) 
  
                            -- draw the armor bar 
                            local armor = math.min( 100, getPedArmor( player ) ) 
                            if armor > 0 then 
  
                                -- outer background 
                                dxDrawRectangle( sx, sy, width, height, tocolor( 0, 0, 0, bar_alpha ) ) 
  
                                -- get the colors 
                                local r, g, b = 255, 255, 255 
  
                                -- inner background, which fills the whole bar but is somewhat transparent 
                                dxDrawRectangle( sx + border, sy + border, width - 2 * border, height - 2 * border, tocolor( r, g, b, 0.4 * bar_alpha ) ) 
  
                                -- fill it with the actual armor 
                                dxDrawRectangle( sx + border, sy + border, math.floor( ( width - 2 * border ) / 100 * getPedArmor( player ) ), height - 2 * border, tocolor( r, g, b, bar_alpha ) )  
  
                                -- set the nametag below 
                                sy = sy + 1.2 * height 
                            end 
  
                            -- outer background 
                            dxDrawRectangle( sx, sy, width, height, tocolor( 0, 0, 0, bar_alpha ) ) 
  
                            -- get the colors 
                            local health = math.min( 100, getElementHealth( player ) ) 
                            local r, g, b = 255 - 255 * health / 100, 255 * health / 100, 0 
  
                            -- inner background, which fills the whole bar but is somewhat transparent 
                            dxDrawRectangle( sx + border, sy + border, width - 2 * border, height - 2 * border, tocolor( r, g, b, 0.4 * bar_alpha ) ) 
  
                            -- fill it with the actual health 
                            dxDrawRectangle( sx + border, sy + border, math.floor( ( width - 2 * border ) / 100 * health ), height - 2 * border, tocolor( r, g, b, bar_alpha ) ) 
  
                            -- chat icon if the player has one 
                            if chaticon then 
                                local square = math.ceil( _chatbubble_size * scale ) 
                                local sy = sy + square / 1.9 
                                local r, g, b = 255 - 128 * health / 100, 127 + 128 * health / 100, 127 
                                dxDrawImage( cx, sy, square, square, chaticon == true and "chat.png" or "console.png", 0, 0, 0, tocolor( r, g, b, nametag_alpha ) ) 
                            end 
                        end 
                    end 
                end 
            end 
        end 
    end 
) 
  
addEventHandler( 'onClientResourceStart', getResourceRootElement( ), 
    function( ) 
        for _, player in pairs( getElementsByType( 'player' ) ) do 
            if player ~= localPlayer then 
                -- hide the default nametag 
                setPlayerNametagShowing( player, false ) 
  
                if isElementStreamedIn( player ) then 
                    -- save the player data 
                    nametags[ player ] = false 
                end 
            end 
        end 
    end 
) 
  
addEventHandler( 'onClientResourceStop', getResourceRootElement( ), 
    function( ) 
        -- handle stopping this resource 
        for player in pairs( nametags ) do 
            -- restore the nametag 
            setPlayerNametagShowing( player, true ) 
  
            -- remove saved data 
            nametags[ player ] = nil 
        end 
    end 
) 
  
addEventHandler ( 'onClientPlayerJoin', root, 
    function( ) 
        -- hide the nametag 
        setPlayerNametagShowing( source, false ) 
    end 
) 
  
addEventHandler ( 'onClientElementStreamIn', root, 
    function( ) 
        if source ~= localPlayer and getElementType( source ) == "player" then 
            -- save the player data 
            nametags[ source ] = false 
  
            triggerServerEvent( "nametags:chatbubble", source ) 
        end 
    end 
) 
  
addEventHandler ( 'onClientElementStreamOut', root, 
    function( ) 
        if nametags[ source ] then 
            -- cleanup 
            nametags[ source ] = nil 
        end 
    end 
) 
  
addEventHandler ( 'onClientPlayerQuit', root, 
    function( ) 
        if nametags[ source ] then 
            -- cleanup 
            nametags[ source ] = nil 
        end 
    end 
) 
  
  
-- 
  
local oldConsoleState = false 
local oldInputState = false 
  
addEventHandler( "onClientRender", root, 
    function( ) 
        local newConsoleState = isConsoleActive( ) 
        if newConsoleState ~= oldConsoleState then 
            triggerServerEvent( "nametags:chatbubble", localPlayer, newConsoleState and 1 or false ) 
            oldConsoleState = newConsoleState 
        else 
            local newInputState = isChatBoxInputActive( ) 
            if newInputState ~= oldInputState then 
                triggerServerEvent( "nametags:chatbubble", localPlayer, newInputState ) 
                oldInputState = newInputState 
            end 
        end 
    end 
) 
  
addEvent( "nametags:chatbubble", true ) 
addEventHandler( "nametags:chatbubble", root, 
    function( state ) 
        if nametags[ source ] ~= nil and ( state == true or state == false or state == 1 ) then 
            nametags[ source ] = state 
        end 
    end 
)