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Namtags


Zsoltisz

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Hello guys I got error in this script. please help me.

ERROR:names/nametags.lua:75:attempt to perform arithmetic on local "sy" (a nil value)
 

local myfont = ""
local nametags = { }
local nevekbe = false
-- settings
local _max_distance = 300 

local _adminszoli_tavolsag = 20
local _adminszoli_textsize = 1.3

local _min_distance = 7.5
local _alpha_distance = 20
local _nametag_alpha = 170
local _bar_alpha = 300
local _scale = 0.2
local _nametag_textsize = 1.5
local _chatbubble_size = 15
local _bar_width = 40
local _bar_height = 6
local _bar_border = 1.2

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 <= _adminszoli_tavolsag 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
							
							distance = math.max( distance, _min_distance )
							local scale = 1
							
							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
								end
								local nametag_alpha = 1000
								end
								local jatekosid = getElementData ( player, "playerid" )
								local adminduty = getElementData ( player, "adminduty" )
								local adminrang = exports.StarMTA_core:AdminRang( player )
								local alpha = getElementAlpha(player) or 0
									if (adminduty == 0 and getElementAlpha(player, 255)) then
										local jatekosid = getElementData ( player, "playerid" )
										dxDrawText(getPlayerNametagText( player ).." #FFFFFF("..jatekosid..")", sx, sy+75, sx, sy+75, tocolor( 255, 255, 255, 255 ), 1.5, 'arial', 'center', 'bottom',false,false,false,true )
									end
								if (exports.StarMTA_core:Tulajdonos(player) and adminduty == 1 and alpha == 255) then
								local jatekosid = getElementData ( player, "playerid" )
								local adminduty = getElementData ( player, "adminduty" )
								local adminrang = exports.StarMTA_core:AdminRang( player )								
									dxDrawText("#FFFFFF"..getPlayerNametagText( player ).." #FF3333(#"..adminrang..") #FFFFFF("..jatekosid..")", sx, sy+75, sx, sy+75, tocolor( 0, 240, 255, 255), 1.7, 'arial', 'center', 'bottom',false,false,false,true )
								elseif (exports.StarMTA_core:Fejleszto(player) and adminduty == 1 and alpha == 255) then
									dxDrawText("#FFFFFF"..getPlayerNametagText( player ).." #32B3EF<"..adminrang.."/> #FFFFFF("..jatekosid..")", sx, sy, sx, sy+75, tocolor( 0, 240, 255, 255 ), 1.7, 'arial', 'center', 'bottom',false,false,false,true )
								elseif (exports.StarMTA_core:Rendszergazda(player) and adminduty == 1 and alpha == 255) then
									dxDrawText("#FFFFFF"..getPlayerNametagText( player ).." #ec9d9d("..adminrang..") #FFFFFF("..jatekosid..")", sx, sy, sx, sy+75, tocolor( 0, 240, 255, 255 ), 1.7, 'arial', 'center', 'bottom',false,false,false,true )
								elseif (exports.StarMTA_core:SzuperAdmin(player) and adminduty == 1 and alpha == 255) then
									dxDrawText("#FFFFFF"..getPlayerNametagText( player ).." #9c00ff("..adminrang..") #FFFFFF("..jatekosid..")", sx, sy, sx, sy+75, tocolor( 0, 240, 255, 255 ), 1.7, 'arial', 'center', 'bottom',false,false,false,true )
								elseif (exports.StarMTA_core:FoAdmin(player) and adminduty == 1 and alpha == 255) then
									dxDrawText("#FFFFFF"..getPlayerNametagText( player ).." #ffb32f("..adminrang..") #FFFFFF("..jatekosid..")", sx, sy, sx, sy+75, tocolor( 0, 240, 255, 255 ), 1.7, 'arial', 'center', 'bottom',false,false,false,true )
								elseif (exports.StarMTA_core:EgyesAdmin(player) and adminduty == 1 and alpha == 255) then
									dxDrawText("#FFFFFF"..getPlayerNametagText( player ).." #7cc576("..adminrang..") #FFFFFF("..jatekosid..")", sx, sy, sx, sy+75, tocolor( 0, 240, 255, 255 ), 1.7, 'arial', 'center', 'bottom',false,false,false,true )
							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

local tag = dxCreateTexture("Duty/Tulajdonos_Duty.png")
local tag2 = dxCreateTexture("Duty/Fejleszto_Duty.png")
local tag3 = dxCreateTexture("Duty/Rendszergazda_Duty.png")
local tag4 = dxCreateTexture("Duty/SzuperAdmin_Duty.png")
local tag5 = dxCreateTexture("Duty/FoAdmin_Duty.png")
local tag6 = dxCreateTexture("Duty/Admin_Duty.png")


function Fejleszto_Duty()
    local players = getElementsByType("player")
    for i = 1 , #players do
        local adminduty = getElementData(players[i], "adminduty") or 0
        local alpha = getElementAlpha(players[i]) or 0
        if tonumber(adminduty) == 1 and alpha == 255 then 
            if players[i] ~= localPlayer then
                if exports.StarMTA_core:Tulajdonos(players[i]) then 
                    dxDrawImageOnElement(players[i],tag)
                elseif exports.StarMTA_core:Fejleszto(players[i]) then 
                    dxDrawImageOnElement(players[i],tag2)
				elseif exports.StarMTA_core:Rendszergazda(players[i]) then
					dxDrawImageOnElement(players[i],tag3)
				elseif exports.StarMTA_core:SzuperAdmin(players[i]) then
					dxDrawImageOnElement(players[i],tag4)
				elseif exports.StarMTA_core:FoAdmin(players[i]) then
					dxDrawImageOnElement(players[i],tag5)
				elseif exports.StarMTA_core:EgyesAdmin(players[i]) then
					dxDrawImageOnElement(players[i],tag6)
                end 
            end 
        end 
    end
end
addEventHandler("onClientRender", root, Fejleszto_Duty)
  

function dxDrawImageOnElement(TheElement,Image,distance,height,width,R,G,B,alpha) 
    local x, y, z = getElementPosition(TheElement)
    local x2, y2, z2 = getElementPosition(localPlayer)
    local distance = distance or 20
    local height = height or 1
    local width = width or 1
    local checkBuildings = checkBuildings or true
    local checkVehicles = checkVehicles or false
    local checkPeds = checkPeds or false
    local checkObjects = checkObjects or true
    local checkDummies = checkDummies or true
    local seeThroughStuff = seeThroughStuff or false
    local ignoreSomeObjectsForCamera = ignoreSomeObjectsForCamera or false
    local ignoredElement = ignoredElement or nil
    if (isLineOfSightClear(x, y, z, x2, y2, z2, checkBuildings, checkVehicles, checkPeds , checkObjects,checkDummies,seeThroughStuff,ignoreSomeObjectsForCamera,ignoredElement)) then
        local sx, sy = getScreenFromWorldPosition(x, y, z+height)
        if(sx) and (sy) then
            local distanceBetweenPoints = getDistanceBetweenPoints3D(x, y, z, x2, y2, z2)
            if(distanceBetweenPoints < distance) then
               dxDrawMaterialLine3D(x, y, z+1+height-(distanceBetweenPoints/distance), x, y, z+height, Image, width-(distanceBetweenPoints/distance), tocolor(R or 255, G or 255, B or 255, alpha or 255))
            end
        end
    end
end

 

Edited by Zsoltisz
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