lmaobox hitmarker lua

local hit = false;
local time = 0;
local alpha = 0;

local function FireGameEvent( event )
    if( event:GetName( ) == "player_hurt" ) then
        local victim = entities.GetByUserID( event:GetInt( "userid" ) );
        local attacker = entities.GetByUserID( event:GetInt( "attacker" ) );
        local me = entities.GetLocalPlayer( );

        if( victim ~= nil and attacker ~= nil ) then
            if( victim ~= me and attacker == me ) then
                hit = true;
                time = os.clock( );
                alpha = 255;
            end
        end
    end
end

local function Draw( )
    if( hit ) then
        local diff = os.clock( ) - time;
        if( diff > 0.5 ) then
            alpha = alpha - ( 255 / 0.5 * globals.FrameTime( ) );
        end

        if( alpha <= 0 ) then
            hit = false;
            time = 0;
            alpha = 0;
            return;
        end

        local width, height = draw.GetScreenSize( );

        local x = width / 2;
        local y = height / 2;
        local linesize = 10;

        draw.Color( 200, 200, 200, math.floor( alpha ) );

        draw.Line( x - linesize, y - linesize, x - 4, y - 4 );
        draw.Line( x + linesize, y - linesize, x + 4, y - 4 );
        draw.Line( x - linesize, y + linesize, x - 4, y + 4 );
        draw.Line( x + linesize, y + linesize, x + 4, y + 4 );
    end
end

client.AllowListener( "player_hurt" );

callbacks.Unregister( "FireGameEvent", "hitmarkereventcb" );
callbacks.Register( "FireGameEvent", "hitmarkereventcb", FireGameEvent );
callbacks.Unregister( "Draw", "hitmarkereventdraw" );
callbacks.Register( "Draw", "hitmarkereventdraw", Draw );