ExtraVisuals.lua

--------------------
-- ui setup
--------------------
local visuals_ref = gui.Reference( "Visuals" );
local tab = gui.Tab( visuals_ref, "extra", "Extra" );
local group = gui.Groupbox( tab, "Visuals", 50, 50, 500, 500 );

--------------------
-- ui items
--------------------
gui.Checkbox( group, "old_wep_esp", "Old weapon ESP", false );
gui.Checkbox( group, "old_hp_esp", "Old HP indicator", false );
gui.Checkbox( group, "fov_enable", "Field of view override", false );
gui.Slider( group, "fov_val", "Field of view amount", 60, 0, 140 );
gui.Checkbox( group, "nade_esp", "Grenade ESP", false );
gui.Checkbox( group, "night_mode", "Night mode", false );
local old_night_mode_value = gui.GetValue( "esp.extra.night_mode" );

--------------------
-- funcs
--------------------
local function GetWpnName( x )
	if x == 1 then return "desert eagle" end
	if x == 2 then return "dual berettas" end
	if x == 3 then return "five-seven" end
	if x == 4 then return "glock-18" end
	if x == 7 then return "ak-47" end
	if x == 8 then return "aug" end
	if x == 9 then return "awp" end
	if x == 10 then return "famas" end
	if x == 11 then return "g3sg1" end
	if x == 13 then return "galil ar" end
	if x == 14 then return "m249" end
	if x == 16 then return "m4a4" end
	if x == 17 then return "mac-10" end
	if x == 19 then return "p90" end
	if x == 23 then return "mp5-sd" end
	if x == 24 then return "ump-45" end
	if x == 25 then return "xm1014" end
	if x == 26 then return "pp-bizon" end
	if x == 27 then return "mag-7" end
	if x == 28 then return "negev" end
	if x == 29 then return "sawed-off" end
	if x == 30 then return "tec-9" end
	if x == 31 then return "zeus x27" end
	if x == 32 then return "p2000" end
	if x == 33 then return "mp7" end
	if x == 34 then return "mp9" end
	if x == 35 then return "nova" end
	if x == 36 then return "p250" end
	if x == 37 then return "ballistic shield" end
	if x == 38 then return "scar-20" end
	if x == 39 then return "sg 553" end
	if x == 40 then return "ssg 08" end
	if x == 41 then return "knife" end
	if x == 42 then return "knife" end
	if x == 43 then return "flashbang" end
	if x == 44 then return "high explosive grenade" end
	if x == 45 then return "smoke grenade" end
	if x == 46 then return "molotov" end
	if x == 47 then return "decoy grenade" end
	if x == 48 then return "incendiary grenade" end
	if x == 49 then return "c4 explosive" end
	if x == 50 then return "kevlar vest" end
	if x == 51 then return "kevlar + helmet" end
	if x == 52 then return "heavy assault suit" end
	if x == 54 then return "item_nvg" end
	if x == 55 then return "defuse kit" end
	if x == 56 then return "rescue kit" end
	if x == 57 then return "medi-shot" end
	if x == 58 then return "music kit" end
	if x == 59 then return "knife" end
	if x == 60 then return "m4a1-s" end
	if x == 61 then return "usp-s" end
	if x == 60 then return "m4a1-s" end
	if x == 61 then return "usp-s" end
	if x == 63 then return "cz75-auto" end
	if x == 64 then return "r8 revolver" end
	if x == 68 then return "tactical awareness grenade" end
	if x == 69 then return "bare hands" end
	if x == 70 then return "breach charge" end
	if x == 72 then return "tablet" end
	if x == 75 then return "axe" end
	if x == 76 then return "hammer" end
	if x == 78 then return "wrench" end
	if x == 80 then return "spectral shiv" end
	if x == 81 then return "fire bomb" end
	if x == 82 then return "diversion device" end
	if x == 83 then return "frag grenade" end
	if x == 84 then return "snowball" end
	if x == 85 then return "bump mine" end
	if x == 5027 then return "bloodhound gloves" end
	if x == 5028 then return "default t gloves" end
	if x == 5029 then return "default ct gloves" end
	if x == 5030 then return "sport gloves" end
	if x == 5031 then return "driver gloves" end
	if x == 5032 then return "hand wraps" end
	if x == 5033 then return "moto gloves" end
	if x == 5034 then return "specialist gloves" end
	if x == 5035 then return "hydra gloves" end
	if x == 5036 then return "local t agent" end
	if x == 5037 then return "local ct agent" end
end

local function DarkenMaterials( mat )
	local group = mat:GetTextureGroupName();

	if group == "World textures" or group == "StaticProp textures" or group == "SkyBox textures" then
		local modulate = ( group == "StaticProp textures" ) and 0.5 or 0.25;
		mat:ColorModulate( modulate, modulate, modulate );
	end
end

local function RestoreMaterials( mat ) 
	mat:ColorModulate( 1.0, 1.0, 1.0 );
end

--------------------
-- callbacks
--------------------
local function OnDrawESP( builder )
    local ent = builder:GetEntity();
    local localply = entities.GetLocalPlayer();
	
	--------------------
	-- old esp
	--------------------
	if ent:IsPlayer() and ent:GetTeamNumber() ~= localply:GetTeamNumber() then
		if gui.GetValue( "esp.extra.old_wep_esp" ) then
			local id = ent:GetWeaponID();
	    	builder:AddTextBottom( GetWpnName( id ) );
		end

		if gui.GetValue( "esp.extra.old_hp_esp" ) then
			builder:AddTextLeft( ent:GetHealth() .. " HP" .. " " );
		end 
	end
end

local function OnDraw( )
	--------------------
	-- fov changer
	--------------------
	if gui.GetValue( "esp.extra.fov_enable" ) then
		client.SetConVar( "fov_cs_debug", gui.GetValue("esp.extra.fov_val" ), true );
	else
		client.SetConVar( "fov_cs_debug", 0, true );
	end

	--------------------
	-- nightmode ui check
	--------------------
	if gui.GetValue( "esp.extra.night_mode" ) ~= old_night_mode_value then
		if gui.GetValue( "esp.extra.night_mode" ) then
			materials.Enumerate( DarkenMaterials )
		else
			materials.Enumerate( RestoreMaterials )
		end
	end

	old_night_mode_value = gui.GetValue( "esp.extra.night_mode" );

	--------------------
	-- ugly wip nade esp
	--------------------
	if gui.GetValue( "esp.extra.nade_esp") then
		local nades = entities.FindByClass( "CBaseCSGrenadeProjectile" );
		for i = 1, #nades do
			local x, y = client.WorldToScreen( nades[ i ]:GetAbsOrigin() );
			if x ~= nil then
				draw.Color( 0, 0, 0, 250 )
				draw.FilledRect( x - 1, y - 1, x + 7, y + 7);

				draw.Color( 255, 0, 0, 255 );			
				draw.FilledRect( x, y, x + 5, y + 5);
			end
		end
	end
end

local function OnEvent( event )
	local name = event:GetName();

	--------------------
	-- check nightmode on round start, respawn, etc
	--------------------
	if name == "round_start" or name == "round_end" or name == "cs_pre_restart" or name == "start_halftime" or ( name == "player_spawned" and event:GetInt( "userid" ) == client.GetLocalPlayerIndex( ) ) then
		if gui.GetValue( "esp.extra.night_mode" ) then
			materials.Enumerate( DarkenMaterials )
		else
			materials.Enumerate( RestoreMaterials )
		end
	end
end

callbacks.Register( "DrawESP", OnDrawESP );
callbacks.Register( "Draw", OnDraw );
callbacks.Register( "FireGameEvent", OnEvent );