GetClassIcon but without PluginSecurity

-- dictionary, where index = <string: classname> and value = <number: rectoffset>
local ClassNameRectOffsetX = {
    ABTestService = 0;
    Accessory = 512;
    Accoutrement = 512;
    Actor = 0;
    AdService = 0;
    AdvancedDragger = 0;
    AlignOrientation = 1600;
    AlignPosition = 1584;
    AnalysticsSettings = 0;
    AnalyticsService = 0;
    AngularVelocity = 1648;
    Animation = 960;
    AnimationController = 960;
    AnimationTrack = 960;
    Animator = 0;
    AppStorageService = 0;
    AppUpdateService = 0;
    ArcHandles = 896;
    AssetCounterService = 0;
    AssetDeliveryProxy = 0;
    AssetManagerService = 0;
    AssetService = 0;
    Atmosphere = 448;
    Attachment = 1296;
    AvatarEditorService = 0;
    AvatarImportService = 0;
    Backpack = 320;
    BackpackItem = 0;
    BadgeService = 0;
    BallSocketConstraint = 1376;
    BasePart = 0;
    BasePlayerGui = 0;
    BaseScript = 0;
    BaseWrap = 0;
    Beam = 1536;
    BevelMesh = 0;
    BillboardGui = 1024;
    BinaryStringValue = 0;
    BindableEvent = 1072;
    BindableFunction = 1056;
    BlockMesh = 128;
    BloomEffect = 1328;
    BlurEffect = 1328;
    BodyAngularVelocity = 224;
    BodyColors = 0;
    BodyForce = 224;
    BodyGyro = 224;
    BodyMover = 0;
    BodyPosition = 224;
    BodyThrust = 224;
    BodyVelocity = 224;
    Bone = 1824;
    BoolValue = 64;
    BoxHandleAdornment = 1776;
    BrickColorValue = 64;
    BrowserService = 0;
    BulkImportService = 0;
    CacheableContentProvider = 0;
    CalloutService = 0;
    Camera = 80;
    CatalogPages = 0;
    CFrameValue = 64;
    ChangeHistoryService = 0;
    CharacterAppearance = 0;
    CharacterMesh = 960;
    Chat = 528;
    ChorusSoundEffect = 1344;
    ClickDetector = 656;
    ClientReplicator = 0;
    Clothing = 0;
    Clouds = 448;
    ClusterPacketCache = 0;
    CollectionService = 0;
    Color3Value = 64;
    ColorCorrectionEffect = 1328;
    CompressorSoundEffect = 1344;
    ConeHandleAdornment = 1760;
    Configuration = 928;
    Constraint = 1376;
    ContentProvider = 0;
    ContextActionService = 0;
    Controller = 0;
    ControllerService = 0;
    CookiesService = 0;
    CoreGui = 736;
    CorePackages = 320;
    CoreScript = 0;
    CoreScriptSyncService = 0;
    CornerWedgePart = 16;
    CSGDictionaryService = 0;
    CustomEvent = 64;
    CustomEventReceiver = 64;
    CylinderHandleAdornment = 1744;
    CylinderMesh = 128;
    CylindricalConstraint = 1520;
    DataModel = 0;
    DataModelMesh = 0;
    DataModelSession = 0;
    DataStore = 0;
    DataStoreEnumerationPages = 0;
    DataStoreIncrementOptions = 0;
    DataStoreInfo = 0;
    DataStoreKeyInfo = 0;
    DataStoreKeyPages = 0;
    DataStoreKeyVersionInfo = 0;
    DataStorePages = 0;
    DataStoreService = 0;
    DataStoreSetOptions = 0;
    DataStoreVersionPages = 0;
    Debris = 480;
    DebuggerBreakpoint = 0;
    DebuggerManager = 0;
    DebuggerWatch = 0;
    DebugSettings = 0;
    Decal = 112;
    DepthOfFieldEffect = 1328;
    Dialog = 992;
    DialogChoice = 1008;
    DistortionSoundEffect = 1344;
    DockWidgetPluginGui = 0;
    DoubleConstrainedValue = 64;
    DraftsService = 0;
    Dragger = 0;
    DraggerService = 0;
    DynamicRotate = 0;
    EchoSoundEffect = 1344;
    EmotesPages = 0;
    EqualizerSoundEffect = 1344;
    EventIngestService = 0;
    Explosion = 576;
    FaceInstance = 0;
    Feature = 0;
    File = 0;
    FileMesh = 0;
    Fire = 976;
    Flag = 608;
    FlagStand = 624;
    FlagStandService = 0;
    FlangeSoundEffect = 1344;
    FloorWire = 64;
    FlyweightService = 0;
    Folder = 1232;
    ForceField = 592;
    FormFactorPart = 0;
    Frame = 768;
    FriendPages = 0;
    FriendService = 0;
    FunctionalTest = 0;
    GamepadService = 0;
    GamePassService = 0;
    GameSettings = 0;
    GenericSettings = 0;
    Geometry = 0;
    GetDataStoreOptions = 0;
    GlobalDataStore = 0;
    GlobalSettings = 0;
    Glue = 0;
    GoogleAnalyticsConfiguration = 0;
    GroupService = 0;
    GuiBase = 0;
    GuiBase2d = 0;
    GuiBase3d = 0;
    GuiButton = 832;
    GuidRegistryService = 0;
    GuiLabel = 0;
    GuiMain = 752;
    GuiObject = 0;
    GuiService = 0;
    HandleAdornment = 0;
    Handles = 848;
    HandlesBase = 0;
    HapticService = 0;
    Hat = 720;
    HeightmapImporterService = 0;
    HingeConstraint = 1392;
    Hint = 528;
    Hole = 0;
    Hopper = 0;
    HopperBin = 352;
    HttpRbxApiService = 0;
    HttpRequest = 0;
    HttpService = 0;
    Humanoid = 144;
    HumanoidController = 0;
    HumanoidDescription = 1664;
    ILegacyStudioBridge = 0;
    ImageButton = 832;
    ImageHandleAdornment = 1728;
    ImageLabel = 784;
    IncrementalPatchBuilder = 0;
    InputObject = 0;
    InsertService = 0;
    Instance = 0;
    InstanceAdornment = 0;
    IntConstrainedValue = 64;
    InternalContainer = 0;
    IntValue = 64;
    InventoryPages = 0;
    IXPService = 0;
    JointInstance = 544;
    JointsService = 0;
    KeyboardService = 0;
    Keyframe = 960;
    KeyframeMarker = 960;
    KeyframeSequence = 0;
    KeyframeSequenceProvider = 0;
    LanguageService = 0;
    LayerCollector = 0;
    LegacyStudioBridge = 0;
    Light = 208;
    Lighting = 208;
    LineForce = 1616;
    LineHandleAdornment = 1712;
    LocalizationService = 1472;
    LocalizationTable = 1552;
    LocalScript = 288;
    LocalStorageService = 0;
    LoginService = 0;
    LogService = 0;
    LuaSettings = 0;
    LuaSourceContainer = 0;
    LuaWebService = 0;
    ManualGlue = 0;
    ManualSurfaceJointInstance = 0;
    ManualWeld = 0;
    MarketplaceService = 736;
    MemoryStoreQueue = 0;
    MemoryStoreService = 0;
    MemoryStoreSortedMap = 0;
    MemStorageConnection = 0;
    MemStorageService = 0;
    MeshContentProvider = 0;
    MeshPart = 1168;
    Message = 528;
    MessagingService = 0;
    Model = 32;
    ModuleScript = 1216;
    Motor = 0;
    Motor6D = 1696;
    MotorFeature = 0;
    Mouse = 0;
    MouseService = 0;
    MultipleDocumentInterfaceInstance = 0;
    NegateOperation = 1152;
    NetworkClient = 256;
    NetworkMarker = 0;
    NetworkPeer = 0;
    NetworkReplicator = 464;
    NetworkServer = 240;
    NetworkSettings = 0;
    NoCollisionConstraint = 1680;
    NonReplicatedCSGDictionaryService = 0;
    NotificationService = 0;
    NumberPose = 960;
    NumberValue = 64;
    ObjectValue = 64;
    ObjectVersionInfo = 0;
    OrderedDataStore = 0;
    OutfitPages = 0;
    PackageLink = 1568;
    PackageService = 0;
    Pages = 0;
    Pants = 704;
    ParabolaAdornment = 0;
    Part = 16;
    PartAdornment = 0;
    ParticleEmitter = 1280;
    PartOperation = 0;
    PartOperationAsset = 0;
    Path = 0;
    PathfindingService = 0;
    PermissionsService = 0;
    PhysicsService = 0;
    PhysicsSettings = 0;
    PitchShiftSoundEffect = 1344;
    Platform = 560;
    Player = 192;
    PlayerEmulatorService = 0;
    PlayerGui = 736;
    PlayerMouse = 0;
    Players = 336;
    PlayerScripts = 1248;
    Plugin = 1376;
    PluginAction = 0;
    PluginDebugService = 736;
    PluginDragEvent = 0;
    PluginGui = 0;
    PluginGuiService = 736;
    PluginManager = 0;
    PluginManagerInterface = 0;
    PluginMenu = 0;
    PluginMouse = 0;
    PluginPolicyService = 0;
    PluginToolbar = 0;
    PluginToolbarButton = 0;
    PointLight = 208;
    PointsService = 0;
    PolicyService = 0;
    Pose = 960;
    PoseBase = 960;
    PostEffect = 0;
    PrismaticConstraint = 1408;
    ProximityPrompt = 1984;
    ProximityPromptService = 0;
    PublishService = 0;
    PVAdornment = 0;
    PVInstance = 0;
    QWidgetPluginGui = 0;
    RayValue = 64;
    RbxAnalyticsService = 0;
    ReflectionMetadata = 0;
    ReflectionMetadataCallbacks = 0;
    ReflectionMetadataClass = 0;
    ReflectionMetadataClasses = 0;
    ReflectionMetadataEnum = 0;
    ReflectionMetadataEnumItem = 0;
    ReflectionMetadataEnums = 0;
    ReflectionMetadataEvents = 0;
    ReflectionMetadataFunctions = 0;
    ReflectionMetadataItem = 0;
    ReflectionMetadataMember = 0;
    ReflectionMetadataProperties = 0;
    ReflectionMetadataYieldFunctions = 0;
    RemoteEvent = 1200;
    RemoteFunction = 1184;
    RenderingTest = 80;
    RenderSettings = 0;
    ReplicatedFirst = 1120;
    ReplicatedScriptService = 1120;
    ReplicatedStorage = 1120;
    ReverbSoundEffect = 1344;
    RobloxPluginGuiService = 736;
    RobloxReplicatedStorage = 0;
    RocketPropulsion = 224;
    RodConstraint = 1440;
    RopeConstraint = 1424;
    Rotate = 0;
    RotateP = 0;
    RotateV = 0;
    RunningAverageItemDouble = 0;
    RunningAverageItemInt = 0;
    RunningAverageTimeIntervalItem = 0;
    RunService = 0;
    RuntimeScriptService = 0;
    ScreenGui = 752;
    Script = 96;
    ScriptContext = 0;
    ScriptDebugger = 0;
    ScriptService = 0;
    ScrollingFrame = 768;
    Seat = 560;
    Selection = 0;
    SelectionBox = 864;
    SelectionLasso = 0;
    SelectionPartLasso = 912;
    SelectionPointLasso = 912;
    SelectionSphere = 864;
    ServerReplicator = 0;
    ServerScriptService = 1136;
    ServerStorage = 1104;
    ServiceProvider = 0;
    SessionService = 0;
    Shirt = 688;
    ShirtGraphic = 640;
    SkateboardController = 0;
    SkateboardPlatform = 560;
    Skin = 0;
    Sky = 448;
    SlidingBallConstraint = 1408;
    Smoke = 944;
    Snap = 544;
    SocialService = 0;
    SolidModelContentProvider = 0;
    Sound = 176;
    SoundEffect = 0;
    SoundGroup = 1360;
    SoundService = 496;
    Sparkles = 672;
    SpawnerService = 0;
    SpawnLocation = 400;
    Speaker = 176;
    SpecialMesh = 128;
    SphereHandleAdornment = 1792;
    SpotLight = 208;
    SpringConstraint = 1456;
    StandalonePluginScripts = 1248;
    StandardPages = 0;
    StarterCharacterScripts = 1248;
    StarterGear = 320;
    StarterGui = 736;
    StarterPack = 320;
    StarterPlayer = 1264;
    StarterPlayerScripts = 1248;
    Stats = 0;
    StatsItem = 0;
    Status = 32;
    StopWatchReporter = 0;
    StringValue = 64;
    Studio = 0;
    StudioData = 0;
    StudioDeviceEmulatorService = 0;
    StudioService = 0;
    StudioTheme = 0;
    SunRaysEffect = 1328;
    SurfaceAppearance = 160;
    SurfaceGui = 1024;
    SurfaceLight = 208;
    SurfaceSelection = 880;
    TaskScheduler = 0;
    Team = 384;
    Teams = 368;
    TeleportAsyncResult = 0;
    TeleportOptions = 0;
    TeleportService = 0;
    Terrain = 1040;
    TerrainRegion = 1040;
    TestService = 1088;
    TextBox = 816;
    TextButton = 816;
    TextFilterResult = 0;
    TextLabel = 800;
    TextService = 0;
    Texture = 160;
    ThirdPartyUserService = 0;
    TimerService = 0;
    ToastNotificationService = 0;
    Tool = 272;
    Torque = 1648;
    TorsionSpringConstraint = 2000;
    TotalCountTimeIntervalItem = 0;
    TouchInputService = 0;
    TouchTransmitter = 592;
    TracerService = 0;
    Trail = 1488;
    Translator = 0;
    TremoloSoundEffect = 1344;
    TriangleMeshPart = 0;
    TrussPart = 16;
    Tween = 0;
    TweenBase = 0;
    TweenService = 0;
    UGCValidationService = 0;
    UIAspectRatioConstraint = 416;
    UIBase = 0;
    UIComponent = 0;
    UIConstraint = 0;
    UICorner = 416;
    UIGradient = 416;
    UIGridLayout = 416;
    UIGridStyleLayout = 0;
    UILayout = 0;
    UIListLayout = 416;
    UIPadding = 416;
    UIPageLayout = 416;
    UIScale = 416;
    UISizeConstraint = 416;
    UIStroke = 416;
    UITableLayout = 416;
    UITextSizeConstraint = 416;
    UnionOperation = 1168;
    UniversalConstraint = 1968;
    UnvalidatedAssetService = 0;
    UserGameSettings = 0;
    UserInputService = 0;
    UserService = 0;
    UserSettings = 0;
    UserStorageService = 0;
    ValueBase = 64;
    Vector3Value = 64;
    VectorForce = 1632;
    VehicleController = 0;
    VehicleSeat = 560;
    VelocityMotor = 0;
    VersionControlService = 0;
    VideoFrame = 1920;
    ViewportFrame = 832;
    VirtualInputManager = 0;
    VirtualUser = 0;
    Visit = 0;
    VoiceSource = 176;
    VRService = 0;
    WedgePart = 16;
    Weld = 544;
    WeldConstraint = 1504;
    Workspace = 304;
    WorldModel = 304;
    WorldRoot = 0;
    WrapLayer = 2016;
    WrapTarget = 2032;
}

local V2 = Vector2.new

-- args: <str: classname> <bool: if true, errors if 1st arg is not an index of dictionary above>
function GetClassIconV2(cn,IsDictionaryExclusive)
    local RectOffsetX = ClassNameRectOffsetX[cn]
    assert(not(IsDictionaryExclusive and not RectOffsetX),'ClassName not found in dictionary')

    RectOffsetX = RectOffsetX or 0

    local result = {
        Image = "rbxasset://textures/ClassImages.png",
        ImageRectOffset = V2(RectOffsetX, 0),
        ImageRectSize = V2(16, 16)
    }

    return result
end