2D StickPool C++ D2D (Added Hot Swappable 5 Table Colors Presets GUI !!)

==++ Here's the full source for (file 1/3 (No OOP-based)) "Pool-Game-CloneV18.cpp"::: ++==
```Pool-Game-CloneV18.cpp
    #define WIN32_LEAN_AND_MEAN
    #define NOMINMAX
    #include <windows.h>
    #include <d2d1.h>
    #include <dwrite.h>
    #include <fstream> // For file I/O
    #include <iostream> // For some basic I/O, though not strictly necessary for just file ops
    #include <vector>
    #include <cmath>
    #include <string>
    #include <sstream> // Required for wostringstream
    #include <algorithm> // Required for std::max, std::min
    #include <ctime>    // Required for srand, time
    #include <cstdlib> // Required for srand, rand (often included by others, but good practice)
    #include <commctrl.h> // Needed for radio buttons etc. in dialog (if using native controls)
    #include <mmsystem.h> // For PlaySound
    #include <tchar.h> //midi func
    #include <thread>
    #include <atomic>
    #include "resource.h"

    #ifndef HAS_STD_CLAMP
    template <typename T>
    T clamp(const T& v, const T& lo, const T& hi)
    {
        return (v < lo) ? lo : (v > hi) ? hi : v;
    }
    namespace std { using ::clamp; }   // inject into std:: for seamless use
    #define HAS_STD_CLAMP
    #endif

    #pragma comment(lib, "Comctl32.lib") // Link against common controls library
    #pragma comment(lib, "d2d1.lib")
    #pragma comment(lib, "dwrite.lib")
    #pragma comment(lib, "Winmm.lib") // Link against Windows Multimedia library

    // --- Constants ---
    const float PI = 3.1415926535f;
    const float BALL_RADIUS = 10.0f;
    const float TABLE_LEFT = 100.0f;
    const float TABLE_TOP = 100.0f;
    const float TABLE_WIDTH = 700.0f;
    const float TABLE_HEIGHT = 350.0f;
    const float TABLE_RIGHT = TABLE_LEFT + TABLE_WIDTH;
    const float TABLE_BOTTOM = TABLE_TOP + TABLE_HEIGHT;
    const float CUSHION_THICKNESS = 20.0f;
    const float HOLE_VISUAL_RADIUS = 22.0f; // Visual size of the hole
    const float POCKET_RADIUS = HOLE_VISUAL_RADIUS * 1.05f; // Make detection radius slightly larger // Make detection radius match visual size (or slightly larger)
    const float MAX_SHOT_POWER = 15.0f;
    const float FRICTION = 0.985f; // Friction factor per frame
    const float MIN_VELOCITY_SQ = 0.01f * 0.01f; // Stop balls below this squared velocity
    const float HEADSTRING_X = TABLE_LEFT + TABLE_WIDTH * 0.30f; // 30% line
    const float RACK_POS_X = TABLE_LEFT + TABLE_WIDTH * 0.65f; // 65% line for rack apex
    const float RACK_POS_Y = TABLE_TOP + TABLE_HEIGHT / 2.0f;
    const UINT ID_TIMER = 1;
    const int TARGET_FPS = 60; // Target frames per second for timer

    // --- Enums ---
    // --- MODIFIED/NEW Enums ---
    enum GameState {
        SHOWING_DIALOG,     // NEW: Game is waiting for initial dialog input
        PRE_BREAK_PLACEMENT,// Player placing cue ball for break
        BREAKING,           // Player is aiming/shooting the break shot
        CHOOSING_POCKET_P1, // NEW: Player 1 needs to call a pocket for the 8-ball
        CHOOSING_POCKET_P2, // NEW: Player 2 needs to call a pocket for the 8-ball
        AIMING,             // Player is aiming
        AI_THINKING,        // NEW: AI is calculating its move
        SHOT_IN_PROGRESS,   // Balls are moving
        ASSIGNING_BALLS,    // Turn after break where ball types are assigned
        PLAYER1_TURN,
        PLAYER2_TURN,
        BALL_IN_HAND_P1,
        BALL_IN_HAND_P2,
        GAME_OVER
    };

    enum BallType {
        NONE,
        SOLID,  // Yellow (1-7)
        STRIPE, // Red (9-15)
        EIGHT_BALL, // Black (8)
        CUE_BALL // White (0)
    };

    // NEW Enums for Game Mode and AI Difficulty
    enum GameMode {
        HUMAN_VS_HUMAN,
        HUMAN_VS_AI
    };

    enum AIDifficulty {
        EASY,
        MEDIUM,
        HARD
    };

    enum OpeningBreakMode {
        CPU_BREAK,
        P1_BREAK,
        FLIP_COIN_BREAK
    };

    // NEW: Enum and arrays for table color options
    enum TableColor {
        INDIGO,
        TAN,
        TEAL,
        GREEN,
        RED
    };

    // --- Structs ---
    struct Ball {
        int id;             // 0=Cue, 1-7=Solid, 8=Eight, 9-15=Stripe
        BallType type;
        float x, y;
        float vx, vy;
        D2D1_COLOR_F color;
        bool isPocketed;
    };

    struct PlayerInfo {
        BallType assignedType;
        int ballsPocketedCount;
        std::wstring name;
    };

    // --- Global Variables ---

    // Direct2D & DirectWrite
    ID2D1Factory* pFactory = nullptr;
    //ID2D1Factory* g_pD2DFactory = nullptr;
    ID2D1HwndRenderTarget* pRenderTarget = nullptr;
    IDWriteFactory* pDWriteFactory = nullptr;
    IDWriteTextFormat* pTextFormat = nullptr;
    IDWriteTextFormat* pLargeTextFormat = nullptr; // For "Foul!"
    IDWriteTextFormat* pBallNumFormat = nullptr;

    // Game State
    HWND hwndMain = nullptr;
    GameState currentGameState = SHOWING_DIALOG; // Start by showing dialog
    std::vector<Ball> balls;
    int currentPlayer = 1; // 1 or 2
    PlayerInfo player1Info = { BallType::NONE, 0, L"Vince Woods"/*"Player 1"*/ };
    PlayerInfo player2Info = { BallType::NONE, 0, L"Virtus Pro"/*"CPU"*/ }; // Default P2 name
    bool foulCommitted = false;
    std::wstring gameOverMessage = L"";
    bool firstBallPocketedAfterBreak = false;
    std::vector<int> pocketedThisTurn;
    // --- NEW: 8-Ball Pocket Call Globals ---
    int calledPocketP1 = -1; // Pocket index (0-5) called by Player 1 for the 8-ball. -1 means not called.
    int calledPocketP2 = -1; // Pocket index (0-5) called by Player 2 for the 8-ball.
    int currentlyHoveredPocket = -1; // For visual feedback on which pocket is being hovered
    std::wstring pocketCallMessage = L""; // Message like "Choose a pocket..."
         // --- NEW: Remember which pocket the 8?ball actually went into last shot
    int lastEightBallPocketIndex = -1;
    //int lastPocketedIndex = -1; // pocket index (0–5) of the last ball pocketed
    int called = -1;
    bool cueBallPocketed = false;

    // --- NEW: Foul Tracking Globals ---
    int firstHitBallIdThisShot = -1;      // ID of the first object ball hit by cue ball (-1 if none)
    bool cueHitObjectBallThisShot = false; // Did cue ball hit an object ball this shot?
    bool railHitAfterContact = false;     // Did any ball hit a rail AFTER cue hit an object ball?
    // --- End New Foul Tracking Globals ---

    // NEW Game Mode/AI Globals
    GameMode gameMode = HUMAN_VS_HUMAN; // Default mode
    AIDifficulty aiDifficulty = MEDIUM; // Default difficulty
    OpeningBreakMode openingBreakMode = CPU_BREAK; // Default opening break mode
    bool isPlayer2AI = false;           // Is Player 2 controlled by AI?
    bool aiTurnPending = false;         // Flag: AI needs to take its turn when possible
    // bool aiIsThinking = false;       // Replaced by AI_THINKING game state
    // NEW: Flag to indicate if the current shot is the opening break of the game
    bool isOpeningBreakShot = false;

    // NEW: For AI shot planning and visualization
    struct AIPlannedShot {
        float angle;
        float power;
        float spinX;
        float spinY;
        bool isValid; // Is there a valid shot planned?
    };
    AIPlannedShot aiPlannedShotDetails; // Stores the AI's next shot
    bool aiIsDisplayingAim = false;    // True when AI has decided a shot and is in "display aim" mode
    int aiAimDisplayFramesLeft = 0;  // How many frames left to display AI aim
    const int AI_AIM_DISPLAY_DURATION_FRAMES = 45; // Approx 0.75 seconds at 60 FPS, adjust as needed

    // Input & Aiming
    POINT ptMouse = { 0, 0 };
    bool isAiming = false;
    bool isDraggingCueBall = false;
    // --- ENSURE THIS LINE EXISTS HERE ---
    bool isDraggingStick = false; // True specifically when drag initiated on the stick graphic
    // --- End Ensure ---
    bool isSettingEnglish = false;
    D2D1_POINT_2F aimStartPoint = { 0, 0 };
    float cueAngle = 0.0f;
    float shotPower = 0.0f;
    float cueSpinX = 0.0f; // Range -1 to 1
    float cueSpinY = 0.0f; // Range -1 to 1
    float pocketFlashTimer = 0.0f;
    bool cheatModeEnabled = false; // Cheat Mode toggle (G key)
    int draggingBallId = -1;
    bool keyboardAimingActive = false; // NEW FLAG: true when arrow keys modify aim/power
    MCIDEVICEID midiDeviceID = 0; //midi func
    std::atomic<bool> isMusicPlaying(false); //midi func
    std::thread musicThread; //midi func
    void StartMidi(HWND hwnd, const TCHAR* midiPath);
    void StopMidi();

    // NEW: Global for selected table color and definitions
    TableColor selectedTableColor = INDIGO; // Default color
    const WCHAR * tableColorNames[] = { L"Indigo", L"Tan", L"Teal", L"Green", L"Red" };
    const D2D1_COLOR_F tableColorValues[] = {
    D2D1::ColorF(0.05f, 0.09f, 0.28f),       // Indigo
    D2D1::ColorF(0.3529f, 0.3137f, 0.2196f), // Tan
    D2D1::ColorF(0.0f, 0.4f, 0.4392f),       // Teal
    D2D1::ColorF(0.1608f, 0.4000f, 0.1765f), // Green
    D2D1::ColorF(0.3882f, 0.1059f, 0.10196f) // Red
    };

    // UI Element Positions
    D2D1_RECT_F powerMeterRect = { TABLE_RIGHT + CUSHION_THICKNESS + 10, TABLE_TOP, TABLE_RIGHT + CUSHION_THICKNESS + 40, TABLE_BOTTOM };
    D2D1_RECT_F spinIndicatorRect = { TABLE_LEFT - CUSHION_THICKNESS - 60, TABLE_TOP + 20, TABLE_LEFT - CUSHION_THICKNESS - 20, TABLE_TOP + 60 }; // Circle area
    D2D1_POINT_2F spinIndicatorCenter = { spinIndicatorRect.left + (spinIndicatorRect.right - spinIndicatorRect.left) / 2.0f, spinIndicatorRect.top + (spinIndicatorRect.bottom - spinIndicatorRect.top) / 2.0f };
    float spinIndicatorRadius = (spinIndicatorRect.right - spinIndicatorRect.left) / 2.0f;
    D2D1_RECT_F pocketedBallsBarRect = { TABLE_LEFT, TABLE_BOTTOM + CUSHION_THICKNESS + 30, TABLE_RIGHT, TABLE_BOTTOM + CUSHION_THICKNESS + 70 };

    // Corrected Pocket Center Positions (aligned with table corners/edges)
    const D2D1_POINT_2F pocketPositions[6] = {
        {TABLE_LEFT, TABLE_TOP},                           // Top-Left
        {TABLE_LEFT + TABLE_WIDTH / 2.0f, TABLE_TOP},      // Top-Middle
        {TABLE_RIGHT, TABLE_TOP},                          // Top-Right
        {TABLE_LEFT, TABLE_BOTTOM},                        // Bottom-Left
        {TABLE_LEFT + TABLE_WIDTH / 2.0f, TABLE_BOTTOM},   // Bottom-Middle
        {TABLE_RIGHT, TABLE_BOTTOM}                        // Bottom-Right
    };

    // Colors
    //const D2D1_COLOR_F TABLE_COLOR = D2D1::ColorF(0.0f, 0.5f, 0.5f); // Darker Green NEWCOLOR (0.0f, 0.5f, 0.1f) => (0.1608f, 0.4000f, 0.1765f) (uncomment this l8r if needbe)
    // This is now a variable that can be changed, not a constant.
    D2D1_COLOR_F TABLE_COLOR = D2D1::ColorF(0.05f, 0.09f, 0.28f); // Default to Indigo
    //const D2D1_COLOR_F TABLE_COLOR = D2D1::ColorF(0.0f, 0.5f, 0.1f); // Darker Green NEWCOLOR (0.0f, 0.5f, 0.1f) => (0.1608f, 0.4000f, 0.1765f)
    /*
    MPool: *Darker tan= (0.3529f, 0.3137f, 0.2196f) *Indigo= (0.05f, 0.09f, 0.28f) xPurple= (0.1922f, 0.2941f, 0.4118f); xTan= (0.5333f, 0.4706f, 0.3569f); (Red= (0.3882f, 0.1059f, 0.10196f); *Green(default)= (0.1608f, 0.4000f, 0.1765f); *Teal= (0.0f, 0.4f, 0.4392f) + Teal40%reduction= (0.0f, 0.3333f, 0.4235f);
    Hex: Teal=#00abc2 Tan=#7c6d53 Teal2=#03adc2 xPurple=#314b69 ?Tan=#88785b Red=#631b1a
    */
    const D2D1_COLOR_F CUSHION_COLOR = D2D1::ColorF(D2D1::ColorF(0.3608f, 0.0275f, 0.0078f)); // NEWCOLOR ::Red => (0.3608f, 0.0275f, 0.0078f)
    //const D2D1_COLOR_F CUSHION_COLOR = D2D1::ColorF(D2D1::ColorF::Red); // NEWCOLOR ::Red => (0.3608f, 0.0275f, 0.0078f)
    const D2D1_COLOR_F POCKET_COLOR = D2D1::ColorF(D2D1::ColorF::Black);
    const D2D1_COLOR_F CUE_BALL_COLOR = D2D1::ColorF(D2D1::ColorF::White);
    const D2D1_COLOR_F EIGHT_BALL_COLOR = D2D1::ColorF(D2D1::ColorF::Black);
    const D2D1_COLOR_F SOLID_COLOR = D2D1::ColorF(D2D1::ColorF::Goldenrod); // Solids = Yellow Goldenrod
    const D2D1_COLOR_F STRIPE_COLOR = D2D1::ColorF(D2D1::ColorF::DarkOrchid);   // Stripes = Red DarkOrchid
    const D2D1_COLOR_F AIM_LINE_COLOR = D2D1::ColorF(D2D1::ColorF::White, 0.7f); // Semi-transparent white
    const D2D1_COLOR_F FOUL_TEXT_COLOR = D2D1::ColorF(D2D1::ColorF::Red);
    const D2D1_COLOR_F TURN_ARROW_COLOR = D2D1::ColorF(0.1333f, 0.7294f, 0.7490f); //NEWCOLOR 0.1333f, 0.7294f, 0.7490f => ::Blue
    //const D2D1_COLOR_F TURN_ARROW_COLOR = D2D1::ColorF(D2D1::ColorF::Blue);
    const D2D1_COLOR_F ENGLISH_DOT_COLOR = D2D1::ColorF(D2D1::ColorF::Red);
    const D2D1_COLOR_F UI_TEXT_COLOR = D2D1::ColorF(D2D1::ColorF::Black);

    // --------------------------------------------------------------------
//  Realistic colours for each id (0-15)
//  0 = cue-ball (white) | 1-7 solids | 8 = eight-ball | 9-15 stripes
// --------------------------------------------------------------------
    static const D2D1_COLOR_F BALL_COLORS[16] =
    {
        D2D1::ColorF(D2D1::ColorF::White),          // 0  cue
        D2D1::ColorF(1.00f, 0.85f, 0.00f),          // 1  yellow
        D2D1::ColorF(0.05f, 0.30f, 1.00f),          // 2  blue
        D2D1::ColorF(0.90f, 0.10f, 0.10f),          // 3  red
        D2D1::ColorF(0.55f, 0.25f, 0.85f),          // 4  purple
        D2D1::ColorF(1.00f, 0.55f, 0.00f),          // 5  orange
        D2D1::ColorF(0.00f, 0.60f, 0.30f),          // 6  green
        D2D1::ColorF(0.50f, 0.05f, 0.05f),          // 7  maroon / burgundy
        D2D1::ColorF(D2D1::ColorF::Black),          // 8  black
        D2D1::ColorF(1.00f, 0.85f, 0.00f),          // 9  (yellow stripe)
        D2D1::ColorF(0.05f, 0.30f, 1.00f),          // 10 blue stripe
        D2D1::ColorF(0.90f, 0.10f, 0.10f),          // 11 red stripe
        D2D1::ColorF(0.55f, 0.25f, 0.85f),          // 12 purple stripe
        D2D1::ColorF(1.00f, 0.55f, 0.00f),          // 13 orange stripe
        D2D1::ColorF(0.00f, 0.60f, 0.30f),          // 14 green stripe
        D2D1::ColorF(0.50f, 0.05f, 0.05f)           // 15 maroon stripe
    };

    // Quick helper
    inline D2D1_COLOR_F GetBallColor(int id)
    {
        return (id >= 0 && id < 16) ? BALL_COLORS[id]
            : D2D1::ColorF(D2D1::ColorF::White);
    }

    // --- Forward Declarations ---
    HRESULT CreateDeviceResources();
    void DiscardDeviceResources();
    void OnPaint();
    void OnResize(UINT width, UINT height);
    void InitGame();
    void GameUpdate();
    void UpdatePhysics();
    void CheckCollisions();
    bool CheckPockets(); // Returns true if any ball was pocketed
    void ProcessShotResults();
    void ApplyShot(float power, float angle, float spinX, float spinY);
    void RespawnCueBall(bool behindHeadstring);
    bool AreBallsMoving();
    void SwitchTurns();
    //bool AssignPlayerBallTypes(BallType firstPocketedType);
    bool AssignPlayerBallTypes(BallType firstPocketedType,
        bool creditShooter = true);
    void CheckGameOverConditions(bool eightBallPocketed, bool cueBallPocketed);
    Ball* GetBallById(int id);
    Ball* GetCueBall();
    //void PlayGameMusic(HWND hwnd); //midi func
    void AIBreakShot();

    // Drawing Functions
    void DrawScene(ID2D1RenderTarget* pRT);
    void DrawTable(ID2D1RenderTarget* pRT, ID2D1Factory* pFactory);
    void DrawBalls(ID2D1RenderTarget* pRT);
    void DrawCueStick(ID2D1RenderTarget* pRT);
    void DrawAimingAids(ID2D1RenderTarget* pRT);
    void DrawUI(ID2D1RenderTarget* pRT);
    void DrawPowerMeter(ID2D1RenderTarget* pRT);
    void DrawSpinIndicator(ID2D1RenderTarget* pRT);
    void DrawPocketedBallsIndicator(ID2D1RenderTarget* pRT);
    void DrawBallInHandIndicator(ID2D1RenderTarget* pRT);
    // NEW
    void DrawPocketSelectionIndicator(ID2D1RenderTarget* pRT);

    // Helper Functions
    float GetDistance(float x1, float y1, float x2, float y2);
    float GetDistanceSq(float x1, float y1, float x2, float y2);
    bool IsValidCueBallPosition(float x, float y, bool checkHeadstring);
    template <typename T> void SafeRelease(T** ppT);
    // --- NEW HELPER FORWARD DECLARATIONS ---
    bool IsPlayerOnEightBall(int player);
    void CheckAndTransitionToPocketChoice(int playerID);
    // --- ADD FORWARD DECLARATION FOR NEW HELPER HERE ---
    float PointToLineSegmentDistanceSq(D2D1_POINT_2F p, D2D1_POINT_2F a, D2D1_POINT_2F b);
    // --- End Forward Declaration ---
    bool LineSegmentIntersection(D2D1_POINT_2F p1, D2D1_POINT_2F p2, D2D1_POINT_2F p3, D2D1_POINT_2F p4, D2D1_POINT_2F& intersection); // Keep this if present

    // --- NEW Forward Declarations ---

    // AI Related
    struct AIShotInfo; // Define below
    void TriggerAIMove();
    void AIMakeDecision();
    void AIPlaceCueBall();
    AIShotInfo AIFindBestShot();
    AIShotInfo EvaluateShot(Ball* targetBall, int pocketIndex);
    bool IsPathClear(D2D1_POINT_2F start, D2D1_POINT_2F end, int ignoredBallId1, int ignoredBallId2);
    Ball* FindFirstHitBall(D2D1_POINT_2F start, float angle, float& hitDistSq); // Added hitDistSq output
    float CalculateShotPower(float cueToGhostDist, float targetToPocketDist);
    D2D1_POINT_2F CalculateGhostBallPos(Ball* targetBall, int pocketIndex);
    bool IsValidAIAimAngle(float angle); // Basic check

    // Dialog Related
    INT_PTR CALLBACK NewGameDialogProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
    void ShowNewGameDialog(HINSTANCE hInstance);
    void LoadSettings(); // For deserialization
    void SaveSettings(); // For serialization
    const std::wstring SETTINGS_FILE_NAME = L"Pool-Settings.txt";
    void ResetGame(HINSTANCE hInstance); // Function to handle F2 reset

    // --- Forward Declaration for Window Procedure --- <<< Add this line HERE
    LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);

    // --- NEW Struct for AI Shot Evaluation ---
    struct AIShotInfo {
        bool possible = false;          // Is this shot considered viable?
        Ball* targetBall = nullptr;     // Which ball to hit
        int pocketIndex = -1;           // Which pocket to aim for (0-5)
        D2D1_POINT_2F ghostBallPos = { 0,0 }; // Where cue ball needs to hit target ball
        float angle = 0.0f;             // Calculated shot angle
        float power = 0.0f;             // Calculated shot power
        float score = -1.0f;            // Score for this shot (higher is better)
        bool involves8Ball = false;     // Is the target the 8-ball?
        float spinX = 0.0f;
        float spinY = 0.0f;
    };

    /*
    table = TABLE_COLOR new: #29662d (0.1608, 0.4000, 0.1765) => old: (0.0f, 0.5f, 0.1f)
    rail CUSHION_COLOR = #5c0702 (0.3608, 0.0275, 0.0078) => ::Red
    gap = #e99d33 (0.9157, 0.6157, 0.2000) => ::Orange
    winbg = #5e8863 (0.3686, 0.5333, 0.3882) => 1.0f, 1.0f, 0.803f
    headstring = #47742f (0.2784, 0.4549, 0.1843) => ::White
    bluearrow = #08b0a5 (0.0314, 0.6902, 0.6471) *#22babf (0.1333,0.7294,0.7490) => ::Blue
    */

    // --- NEW Settings Serialization Functions ---
    void SaveSettings() {
        std::ofstream outFile(SETTINGS_FILE_NAME);
        if (outFile.is_open()) {
            outFile << static_cast<int>(gameMode) << std::endl;
            outFile << static_cast<int>(aiDifficulty) << std::endl;
            outFile << static_cast<int>(openingBreakMode) << std::endl;
            outFile << static_cast<int>(selectedTableColor) << std::endl;
            outFile.close();
        }
        // else: Handle error, e.g., log or silently fail
    }

    void LoadSettings() {
        std::ifstream inFile(SETTINGS_FILE_NAME);
        if (inFile.is_open()) {
            int gm, aid, obm;
            if (inFile >> gm) {
                gameMode = static_cast<GameMode>(gm);
            }
            if (inFile >> aid) {
                aiDifficulty = static_cast<AIDifficulty>(aid);
            }
            if (inFile >> obm) {
                openingBreakMode = static_cast<OpeningBreakMode>(obm);
            }
            int tc;
            if (inFile >> tc) {
                selectedTableColor = static_cast<TableColor>(tc);
            }
            inFile.close();

            // Validate loaded settings (optional, but good practice)
            if (gameMode < HUMAN_VS_HUMAN || gameMode > HUMAN_VS_AI) gameMode = HUMAN_VS_HUMAN; // Default
            if (aiDifficulty < EASY || aiDifficulty > HARD) aiDifficulty = MEDIUM; // Default
            if (openingBreakMode < CPU_BREAK || openingBreakMode > FLIP_COIN_BREAK) openingBreakMode = CPU_BREAK; // Default
        }
        // else: File doesn't exist or couldn't be opened, use defaults (already set in global vars)
    }
    // --- End Settings Serialization Functions ---

    // --- NEW Dialog Procedure ---
    INT_PTR CALLBACK NewGameDialogProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam) {
        switch (message) {
        case WM_INITDIALOG:
        {
            // --- ACTION 4: Center Dialog Box ---
    // Optional: Force centering if default isn't working
            RECT rcDlg, rcOwner, rcScreen;
            HWND hwndOwner = GetParent(hDlg); // GetParent(hDlg) might be better if hwndMain is passed
            if (hwndOwner == NULL) hwndOwner = GetDesktopWindow();

            GetWindowRect(hwndOwner, &rcOwner);
            GetWindowRect(hDlg, &rcDlg);
            CopyRect(&rcScreen, &rcOwner); // Use owner rect as reference bounds

            // Offset the owner rect relative to the screen if it's not the desktop
            if (GetParent(hDlg) != NULL) { // If parented to main window (passed to DialogBoxParam)
                OffsetRect(&rcOwner, -rcScreen.left, -rcScreen.top);
                OffsetRect(&rcDlg, -rcScreen.left, -rcScreen.top);
                OffsetRect(&rcScreen, -rcScreen.left, -rcScreen.top);
            }


            // Calculate centered position
            int x = rcOwner.left + (rcOwner.right - rcOwner.left - (rcDlg.right - rcDlg.left)) / 2;
            int y = rcOwner.top + (rcOwner.bottom - rcOwner.top - (rcDlg.bottom - rcDlg.top)) / 2;

            // Ensure it stays within screen bounds (optional safety)
            x = std::max(static_cast<int>(rcScreen.left), x);
            y = std::max(static_cast<int>(rcScreen.top), y);
            if (x + (rcDlg.right - rcDlg.left) > rcScreen.right)
                x = rcScreen.right - (rcDlg.right - rcDlg.left);
            if (y + (rcDlg.bottom - rcDlg.top) > rcScreen.bottom)
                y = rcScreen.bottom - (rcDlg.bottom - rcDlg.top);


            // Set the dialog position
            SetWindowPos(hDlg, HWND_TOP, x, y, 0, 0, SWP_NOSIZE);

            // --- End Centering Code ---

            // Set initial state based on current global settings (or defaults)
            CheckRadioButton(hDlg, IDC_RADIO_2P, IDC_RADIO_CPU, (gameMode == HUMAN_VS_HUMAN) ? IDC_RADIO_2P : IDC_RADIO_CPU);

            CheckRadioButton(hDlg, IDC_RADIO_EASY, IDC_RADIO_HARD,
                (aiDifficulty == EASY) ? IDC_RADIO_EASY : ((aiDifficulty == MEDIUM) ? IDC_RADIO_MEDIUM : IDC_RADIO_HARD));

            // Enable/Disable AI group based on initial mode
            EnableWindow(GetDlgItem(hDlg, IDC_GROUP_AI), gameMode == HUMAN_VS_AI);
            EnableWindow(GetDlgItem(hDlg, IDC_RADIO_EASY), gameMode == HUMAN_VS_AI);
            EnableWindow(GetDlgItem(hDlg, IDC_RADIO_MEDIUM), gameMode == HUMAN_VS_AI);
            EnableWindow(GetDlgItem(hDlg, IDC_RADIO_HARD), gameMode == HUMAN_VS_AI);
            // Set initial state for Opening Break Mode
            CheckRadioButton(hDlg, IDC_RADIO_CPU_BREAK, IDC_RADIO_FLIP_BREAK,
                (openingBreakMode == CPU_BREAK) ? IDC_RADIO_CPU_BREAK : ((openingBreakMode == P1_BREAK) ? IDC_RADIO_P1_BREAK : IDC_RADIO_FLIP_BREAK));
            // Enable/Disable Opening Break group based on initial mode
            EnableWindow(GetDlgItem(hDlg, IDC_GROUP_BREAK_MODE), gameMode == HUMAN_VS_AI);
            EnableWindow(GetDlgItem(hDlg, IDC_RADIO_CPU_BREAK), gameMode == HUMAN_VS_AI);
            EnableWindow(GetDlgItem(hDlg, IDC_RADIO_P1_BREAK), gameMode == HUMAN_VS_AI);
            EnableWindow(GetDlgItem(hDlg, IDC_RADIO_FLIP_BREAK), gameMode == HUMAN_VS_AI);
            // --- NEW: Populate the Table Color ComboBox ---
            HWND hCombo = GetDlgItem(hDlg, IDC_COMBO_TABLECOLOR);
            for (int i = 0; i < 5; ++i) {
                SendMessage(hCombo, CB_ADDSTRING, 0, (LPARAM)tableColorNames[i]);
            }
            // Set the initial selection based on the loaded/default setting
            SendMessage(hCombo, CB_SETCURSEL, (WPARAM)selectedTableColor, 0);
        }
        return (INT_PTR)TRUE;

        case WM_COMMAND:
        { // Add an opening brace to create a new scope for the entire case.
            HWND hCombo;
            int selectedIndex;
            switch (LOWORD(wParam)) {
            case IDC_RADIO_2P:
            case IDC_RADIO_CPU:
            {
                bool isCPU = IsDlgButtonChecked(hDlg, IDC_RADIO_CPU) == BST_CHECKED;
                // Enable/Disable AI group controls based on selection
                EnableWindow(GetDlgItem(hDlg, IDC_GROUP_AI), isCPU);
                EnableWindow(GetDlgItem(hDlg, IDC_RADIO_EASY), isCPU);
                EnableWindow(GetDlgItem(hDlg, IDC_RADIO_MEDIUM), isCPU);
                EnableWindow(GetDlgItem(hDlg, IDC_RADIO_HARD), isCPU);
                // Also enable/disable Opening Break Mode group
                EnableWindow(GetDlgItem(hDlg, IDC_GROUP_BREAK_MODE), isCPU);
                EnableWindow(GetDlgItem(hDlg, IDC_RADIO_CPU_BREAK), isCPU);
                EnableWindow(GetDlgItem(hDlg, IDC_RADIO_P1_BREAK), isCPU);
                EnableWindow(GetDlgItem(hDlg, IDC_RADIO_FLIP_BREAK), isCPU);
            }
            return (INT_PTR)TRUE;

            case IDOK:
                // Retrieve selected options and store in global variables
                if (IsDlgButtonChecked(hDlg, IDC_RADIO_CPU) == BST_CHECKED) {
                    gameMode = HUMAN_VS_AI;
                    if (IsDlgButtonChecked(hDlg, IDC_RADIO_EASY) == BST_CHECKED) aiDifficulty = EASY;
                    else if (IsDlgButtonChecked(hDlg, IDC_RADIO_MEDIUM) == BST_CHECKED) aiDifficulty = MEDIUM;
                    else if (IsDlgButtonChecked(hDlg, IDC_RADIO_HARD) == BST_CHECKED) aiDifficulty = HARD;

                    if (IsDlgButtonChecked(hDlg, IDC_RADIO_CPU_BREAK) == BST_CHECKED) openingBreakMode = CPU_BREAK;
                    else if (IsDlgButtonChecked(hDlg, IDC_RADIO_P1_BREAK) == BST_CHECKED) openingBreakMode = P1_BREAK;
                    else if (IsDlgButtonChecked(hDlg, IDC_RADIO_FLIP_BREAK) == BST_CHECKED) openingBreakMode = FLIP_COIN_BREAK;
                }
                else {
                    gameMode = HUMAN_VS_HUMAN;
                    // openingBreakMode doesn't apply to HvsH, can leave as is or reset
                }

                // --- NEW: Retrieve selected table color ---
                hCombo = GetDlgItem(hDlg, IDC_COMBO_TABLECOLOR);
                selectedIndex = (int)SendMessage(hCombo, CB_GETCURSEL, 0, 0);
                if (selectedIndex != CB_ERR) {
                    selectedTableColor = static_cast<TableColor>(selectedIndex);
                }

                SaveSettings(); // Save settings when OK is pressed
                EndDialog(hDlg, IDOK); // Close dialog, return IDOK
                return (INT_PTR)TRUE;

            case IDCANCEL: // Handle Cancel or closing the dialog
                // Optionally, could reload settings here if you want cancel to revert to previously saved state
                EndDialog(hDlg, IDCANCEL);
                return (INT_PTR)TRUE;
            }
        } // Add a closing brace for the new scope.
        break; // End WM_COMMAND
        }
        return (INT_PTR)FALSE; // Default processing
    }

    // --- NEW Helper to Show Dialog ---
    void ShowNewGameDialog(HINSTANCE hInstance) {
        if (DialogBoxParam(hInstance, MAKEINTRESOURCE(IDD_NEWGAMEDLG), hwndMain, NewGameDialogProc, 0) == IDOK) {
            // User clicked Start, reset game with new settings
            isPlayer2AI = (gameMode == HUMAN_VS_AI); // Update AI flag
            if (isPlayer2AI) {
                switch (aiDifficulty) {
                case EASY: player2Info.name = L"Virtus Pro (Easy)"/*"CPU (Easy)"*/; break;
                case MEDIUM: player2Info.name = L"Virtus Pro (Medium)"/*"CPU (Medium)"*/; break;
                case HARD: player2Info.name = L"Virtus Pro (Hard)"/*"CPU (Hard)"*/; break;
                }
            }
            else {
                player2Info.name = L"Billy Ray Cyrus"/*"Player 2"*/;
            }
            // Update window title
            std::wstring windowTitle = L"Midnight Pool 4"/*"Direct2D 8-Ball Pool"*/;
            if (gameMode == HUMAN_VS_HUMAN) windowTitle += L" (Human vs Human)";
            else windowTitle += L" (Human vs " + player2Info.name + L")";
            SetWindowText(hwndMain, windowTitle.c_str());

            // --- NEW: Apply the selected table color ---
                TABLE_COLOR = tableColorValues[selectedTableColor];

            InitGame(); // Re-initialize game logic & board
            InvalidateRect(hwndMain, NULL, TRUE); // Force redraw
        }
        else {
            // User cancelled dialog - maybe just resume game? Or exit?
            // For simplicity, we do nothing, game continues as it was.
            // To exit on cancel from F2, would need more complex state management.
        }
    }

    // --- NEW Reset Game Function ---
    void ResetGame(HINSTANCE hInstance) {
        // Call the helper function to show the dialog and re-init if OK clicked
        ShowNewGameDialog(hInstance);
    }

    // --- WinMain ---
    int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE, PWSTR, int nCmdShow) {
        if (FAILED(CoInitialize(NULL))) {
            MessageBox(NULL, L"COM Initialization Failed.", L"Error", MB_OK | MB_ICONERROR);
            return -1;
        }

        // --- NEW: Load settings at startup ---
        LoadSettings();

        // --- NEW: Show configuration dialog FIRST ---
        if (DialogBoxParam(hInstance, MAKEINTRESOURCE(IDD_NEWGAMEDLG), NULL, NewGameDialogProc, 0) != IDOK) {
            // User cancelled the dialog
            CoUninitialize();
            return 0; // Exit gracefully if dialog cancelled
        }
        // Global gameMode and aiDifficulty are now set by the DialogProc

        // --- Apply the selected table color to the global before anything else draws ---
        TABLE_COLOR = tableColorValues[selectedTableColor];

        // Set AI flag based on game mode
        isPlayer2AI = (gameMode == HUMAN_VS_AI);
        if (isPlayer2AI) {
            switch (aiDifficulty) {
            case EASY: player2Info.name = L"Virtus Pro (Easy)"/*"CPU (Easy)"*/; break;
            case MEDIUM:player2Info.name = L"Virtus Pro (Medium)"/*"CPU (Medium)"*/; break;
            case HARD: player2Info.name = L"Virtus Pro (Hard)"/*"CPU (Hard)"*/; break;
            }
        }
        else {
            player2Info.name = L"Billy Ray Cyrus"/*"Player 2"*/;
        }
        // --- End of Dialog Logic ---


        WNDCLASS wc = { };
        wc.lpfnWndProc = WndProc;
        wc.hInstance = hInstance;
        wc.lpszClassName = L"BLISS_GameEngine"/*"Direct2D_8BallPool"*/;
        wc.hCursor = LoadCursor(NULL, IDC_ARROW);
        wc.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
        wc.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_ICON1)); // Use your actual icon ID here

        if (!RegisterClass(&wc)) {
            MessageBox(NULL, L"Window Registration Failed.", L"Error", MB_OK | MB_ICONERROR);
            CoUninitialize();
            return -1;
        }

        // --- ACTION 4: Calculate Centered Window Position ---
        const int WINDOW_WIDTH = 1000; // Define desired width
        const int WINDOW_HEIGHT = 700; // Define desired height
        int screenWidth = GetSystemMetrics(SM_CXSCREEN);
        int screenHeight = GetSystemMetrics(SM_CYSCREEN);
        int windowX = (screenWidth - WINDOW_WIDTH) / 2;
        int windowY = (screenHeight - WINDOW_HEIGHT) / 2;

        // --- Change Window Title based on mode ---
        std::wstring windowTitle = L"Midnight Pool 4"/*"Direct2D 8-Ball Pool"*/;
        if (gameMode == HUMAN_VS_HUMAN) windowTitle += L" (Human vs Human)";
        else windowTitle += L" (Human vs " + player2Info.name + L")";

        DWORD dwStyle = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX; // No WS_THICKFRAME, No WS_MAXIMIZEBOX

        hwndMain = CreateWindowEx(
            0, L"BLISS_GameEngine"/*"Direct2D_8BallPool"*/, windowTitle.c_str(), dwStyle,
            windowX, windowY, WINDOW_WIDTH, WINDOW_HEIGHT,
            NULL, NULL, hInstance, NULL
        );

        if (!hwndMain) {
            MessageBox(NULL, L"Window Creation Failed.", L"Error", MB_OK | MB_ICONERROR);
            CoUninitialize();
            return -1;
        }

        // Initialize Direct2D Resources AFTER window creation
        if (FAILED(CreateDeviceResources())) {
            MessageBox(NULL, L"Failed to create Direct2D resources.", L"Error", MB_OK | MB_ICONERROR);
            DestroyWindow(hwndMain);
            CoUninitialize();
            return -1;
        }

        InitGame(); // Initialize game state AFTER resources are ready & mode is set
        Sleep(500); // Allow window to fully initialize before starting the countdown //midi func
        StartMidi(hwndMain, TEXT("BSQ.MID")); // Replace with your MIDI filename
        //PlayGameMusic(hwndMain); //midi func

        ShowWindow(hwndMain, nCmdShow);
        UpdateWindow(hwndMain);

        if (!SetTimer(hwndMain, ID_TIMER, 1000 / TARGET_FPS, NULL)) {
            MessageBox(NULL, L"Could not SetTimer().", L"Error", MB_OK | MB_ICONERROR);
            DestroyWindow(hwndMain);
            CoUninitialize();
            return -1;
        }

        MSG msg = { };
        // --- Modified Main Loop ---
        // Handles the case where the game starts in SHOWING_DIALOG state (handled now before loop)
        // or gets reset to it via F2. The main loop runs normally once game starts.
        while (GetMessage(&msg, NULL, 0, 0)) {
            // We might need modeless dialog handling here if F2 shows dialog
            // while window is active, but DialogBoxParam is modal.
            // Let's assume F2 hides main window, shows dialog, then restarts game loop.
            // Simpler: F2 calls ResetGame which calls DialogBoxParam (modal) then InitGame.
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }


        KillTimer(hwndMain, ID_TIMER);
        DiscardDeviceResources();
        SaveSettings(); // Save settings on exit
        CoUninitialize();

        return (int)msg.wParam;
    }

    // --- WndProc ---
    LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
        // Declare cueBall pointer once at the top, used in multiple cases
        // For clarity, often better to declare within each case where needed.
        Ball* cueBall = nullptr; // Initialize to nullptr
        switch (msg) {
        case WM_CREATE:
            // Resources are now created in WinMain after CreateWindowEx
            return 0;

        case WM_PAINT:
            OnPaint();
            // Validate the entire window region after painting
            ValidateRect(hwnd, NULL);
            return 0;

        case WM_SIZE: {
            UINT width = LOWORD(lParam);
            UINT height = HIWORD(lParam);
            OnResize(width, height);
            return 0;
        }

        case WM_TIMER:
            if (wParam == ID_TIMER) {
                GameUpdate(); // Update game logic and physics
                InvalidateRect(hwnd, NULL, FALSE); // Request redraw
            }
            return 0;

            // --- NEW: Handle F2 Key for Reset ---
            // --- MODIFIED: Handle More Keys ---
        case WM_KEYDOWN:
        { // Add scope for variable declarations

            // --- FIX: Get Cue Ball pointer for this scope ---
            cueBall = GetCueBall();
            // We might allow some keys even if cue ball is gone (like F1/F2), but actions need it
            // --- End Fix ---

            // Check which player can interact via keyboard (Humans only)
            bool canPlayerControl = ((currentPlayer == 1 && (currentGameState == PLAYER1_TURN || currentGameState == AIMING || currentGameState == BREAKING || currentGameState == BALL_IN_HAND_P1 || currentGameState == PRE_BREAK_PLACEMENT)) ||
                (currentPlayer == 2 && !isPlayer2AI && (currentGameState == PLAYER2_TURN || currentGameState == AIMING || currentGameState == BREAKING || currentGameState == BALL_IN_HAND_P2 || currentGameState == PRE_BREAK_PLACEMENT)));

            // --- F1 / F2 Keys (Always available) ---
            if (wParam == VK_F2) {
                HINSTANCE hInstance = (HINSTANCE)GetWindowLongPtr(hwnd, GWLP_HINSTANCE);
                ResetGame(hInstance); // Call reset function
                return 0; // Indicate key was processed
            }
            else if (wParam == VK_F1) {
                MessageBox(hwnd,
                    L"Direct2D-based StickPool game made in C++ from scratch (4827+ lines of code)\n" // Update line count if needed {2764+ lines}
                    L"First successful Clone in C++ (no other sites or projects were there to glean from.) Made /w AI assist\n"
                    L"(others were in JS/ non-8-Ball in C# etc.) w/o OOP and Graphics Frameworks all in a Single file.\n"
                    L"Copyright (C) 2025 Evans Thorpemorton, Entisoft Solutions. Midnight Pool 4. 'BLISS' Game Engine.\n"
                    L"Includes AI Difficulty Modes, Aim-Trajectory For Table Rails + Hard Angles TipShots. || F2=New Game",
                    L"About This Game", MB_OK | MB_ICONINFORMATION);
                return 0; // Indicate key was processed
            }

            // Check for 'M' key (uppercase or lowercase)
                // Toggle music with "M"
            if (wParam == 'M' || wParam == 'm') {
                //static bool isMusicPlaying = false;
                if (isMusicPlaying) {
                    // Stop the music
                    StopMidi();
                    isMusicPlaying = false;
                }
                else {
                    // Build the MIDI file path
                    TCHAR midiPath[MAX_PATH];
                    GetModuleFileName(NULL, midiPath, MAX_PATH);
                    // Keep only the directory part
                    TCHAR* lastBackslash = _tcsrchr(midiPath, '\\');
                    if (lastBackslash != NULL) {
                        *(lastBackslash + 1) = '\0';
                    }
                    // Append the MIDI filename
                    _tcscat_s(midiPath, MAX_PATH, TEXT("BSQ.MID")); // Adjust filename if needed

                    // Start playing MIDI
                    StartMidi(hwndMain, midiPath);
                    isMusicPlaying = true;
                }
            }


            // --- Player Interaction Keys (Only if allowed) ---
            if (canPlayerControl) {
                // --- Get Shift Key State ---
                bool shiftPressed = (GetKeyState(VK_SHIFT) & 0x8000) != 0;
                float angleStep = shiftPressed ? 0.05f : 0.01f; // Base step / Faster step (Adjust as needed) // Multiplier was 5x
                float powerStep = 0.2f; // Power step (Adjust as needed)

                switch (wParam) {
                case VK_LEFT: // Rotate Cue Stick Counter-Clockwise
                    if (currentGameState != SHOT_IN_PROGRESS && currentGameState != AI_THINKING) {
                        cueAngle -= angleStep;
                        // Normalize angle (keep between 0 and 2*PI)
                        if (cueAngle < 0) cueAngle += 2 * PI;
                        // Ensure state shows aiming visuals if turn just started
                        if (currentGameState == PLAYER1_TURN || currentGameState == PLAYER2_TURN) currentGameState = AIMING;
                        isAiming = false; // Keyboard adjust doesn't use mouse aiming state
                        isDraggingStick = false;
                        keyboardAimingActive = true;
                    }
                    break;

                case VK_RIGHT: // Rotate Cue Stick Clockwise
                    if (currentGameState != SHOT_IN_PROGRESS && currentGameState != AI_THINKING) {
                        cueAngle += angleStep;
                        // Normalize angle (keep between 0 and 2*PI)
                        if (cueAngle >= 2 * PI) cueAngle -= 2 * PI;
                        // Ensure state shows aiming visuals if turn just started
                        if (currentGameState == PLAYER1_TURN || currentGameState == PLAYER2_TURN) currentGameState = AIMING;
                        isAiming = false;
                        isDraggingStick = false;
                        keyboardAimingActive = true;
                    }
                    break;

                case VK_UP: // Decrease Shot Power
                    if (currentGameState != SHOT_IN_PROGRESS && currentGameState != AI_THINKING) {
                        shotPower -= powerStep;
                        if (shotPower < 0.0f) shotPower = 0.0f;
                        // Ensure state shows aiming visuals if turn just started
                        if (currentGameState == PLAYER1_TURN || currentGameState == PLAYER2_TURN) currentGameState = AIMING;
                        isAiming = true; // Keyboard adjust doesn't use mouse aiming state
                        isDraggingStick = false;
                        keyboardAimingActive = true;
                    }
                    break;

                case VK_DOWN: // Increase Shot Power
                    if (currentGameState != SHOT_IN_PROGRESS && currentGameState != AI_THINKING) {
                        shotPower += powerStep;
                        if (shotPower > MAX_SHOT_POWER) shotPower = MAX_SHOT_POWER;
                        // Ensure state shows aiming visuals if turn just started
                        if (currentGameState == PLAYER1_TURN || currentGameState == PLAYER2_TURN) currentGameState = AIMING;
                        isAiming = true;
                        isDraggingStick = false;
                        keyboardAimingActive = true;
                    }
                    break;

                case VK_SPACE: // Trigger Shot
                    if ((currentGameState == AIMING || currentGameState == BREAKING || currentGameState == PLAYER1_TURN || currentGameState == PLAYER2_TURN)
                        && currentGameState != SHOT_IN_PROGRESS && currentGameState != AI_THINKING)
                    {
                        if (shotPower > 0.15f) { // Use same threshold as mouse
                           // Reset foul flags BEFORE applying shot
                            firstHitBallIdThisShot = -1;
                            cueHitObjectBallThisShot = false;
                            railHitAfterContact = false;

                            // Play sound & Apply Shot
                            std::thread([](const TCHAR* soundName) { PlaySound(soundName, NULL, SND_FILENAME | SND_NODEFAULT); }, TEXT("cue.wav")).detach();
                            ApplyShot(shotPower, cueAngle, cueSpinX, cueSpinY);

                            // Update State
                            currentGameState = SHOT_IN_PROGRESS;
                            foulCommitted = false;
                            pocketedThisTurn.clear();
                            shotPower = 0; // Reset power after shooting
                            isAiming = false; isDraggingStick = false; // Reset aiming flags
                            keyboardAimingActive = false;
                        }
                    }
                    break;

                case VK_ESCAPE: // Cancel Aim/Shot Setup
                    if ((currentGameState == AIMING || currentGameState == BREAKING) || shotPower > 0)
                    {
                        shotPower = 0.0f;
                        isAiming = false;
                        isDraggingStick = false;
                        keyboardAimingActive = false;
                        // Revert to basic turn state if not breaking
                        if (currentGameState != BREAKING) {
                            currentGameState = (currentPlayer == 1) ? PLAYER1_TURN : PLAYER2_TURN;
                        }
                        //if (currentPlayer == 1) calledPocketP1 = -1;
                        //else                  calledPocketP2 = -1;
                    }
                    break;

                case 'G': // Toggle Cheat Mode
                    cheatModeEnabled = !cheatModeEnabled;
                    if (cheatModeEnabled)
                        MessageBeep(MB_ICONEXCLAMATION); // Play a beep when enabling
                    else
                        MessageBeep(MB_OK); // Play a different beep when disabling
                    break;

                default:
                    // Allow default processing for other keys if needed
                    // return DefWindowProc(hwnd, msg, wParam, lParam); // Usually not needed for WM_KEYDOWN
                    break;
                } // End switch(wParam) for player controls
                return 0; // Indicate player control key was processed
            } // End if(canPlayerControl)
        } // End scope for WM_KEYDOWN case
        // If key wasn't F1/F2 and player couldn't control, maybe allow default processing?
        // return DefWindowProc(hwnd, msg, wParam, lParam); // Or just return 0
        return 0;

        case WM_MOUSEMOVE: {
            ptMouse.x = LOWORD(lParam);
            ptMouse.y = HIWORD(lParam);

            // --- NEW LOGIC: Handle Pocket Hover ---
            if ((currentGameState == CHOOSING_POCKET_P1 && currentPlayer == 1) ||
                (currentGameState == CHOOSING_POCKET_P2 && currentPlayer == 2 && !isPlayer2AI)) {
                int oldHover = currentlyHoveredPocket;
                currentlyHoveredPocket = -1; // Reset
                for (int i = 0; i < 6; ++i) {
                    if (GetDistanceSq((float)ptMouse.x, (float)ptMouse.y, pocketPositions[i].x, pocketPositions[i].y) < HOLE_VISUAL_RADIUS * HOLE_VISUAL_RADIUS * 2.25f) {
                        currentlyHoveredPocket = i;
                        break;
                    }
                }
                if (oldHover != currentlyHoveredPocket) {
                    InvalidateRect(hwnd, NULL, FALSE);
                }
                // Do NOT return 0 here, allow normal mouse angle update to continue
            }
            // --- END NEW LOGIC ---


            cueBall = GetCueBall(); // Declare and get cueBall pointer

            if (isDraggingCueBall && cheatModeEnabled && draggingBallId != -1) {
                Ball* ball = GetBallById(draggingBallId);
                if (ball) {
                    ball->x = (float)ptMouse.x;
                    ball->y = (float)ptMouse.y;
                    ball->vx = ball->vy = 0.0f;
                }
                return 0;
            }

            if (!cueBall) return 0;

            // Update Aiming Logic (Check player turn)
            if (isDraggingCueBall &&
                ((currentPlayer == 1 && currentGameState == BALL_IN_HAND_P1) ||
                    (!isPlayer2AI && currentPlayer == 2 && currentGameState == BALL_IN_HAND_P2) ||
                    currentGameState == PRE_BREAK_PLACEMENT))
            {
                bool behindHeadstring = (currentGameState == PRE_BREAK_PLACEMENT);
                // Tentative position update
                cueBall->x = (float)ptMouse.x;
                cueBall->y = (float)ptMouse.y;
                cueBall->vx = cueBall->vy = 0;
            }
            else if ((isAiming || isDraggingStick) &&
                ((currentPlayer == 1 && (currentGameState == AIMING || currentGameState == BREAKING)) ||
                    (!isPlayer2AI && currentPlayer == 2 && (currentGameState == AIMING || currentGameState == BREAKING))))
            {
                //NEW2 MOUSEBOUND CODE = START
                    /*// Clamp mouse inside table bounds during aiming
                    if (ptMouse.x < TABLE_LEFT) ptMouse.x = TABLE_LEFT;
                if (ptMouse.x > TABLE_RIGHT) ptMouse.x = TABLE_RIGHT;
                if (ptMouse.y < TABLE_TOP) ptMouse.y = TABLE_TOP;
                if (ptMouse.y > TABLE_BOTTOM) ptMouse.y = TABLE_BOTTOM;*/
                //NEW2 MOUSEBOUND CODE = END
                // Aiming drag updates angle and power
                float dx = (float)ptMouse.x - cueBall->x;
                float dy = (float)ptMouse.y - cueBall->y;
                if (dx != 0 || dy != 0) cueAngle = atan2f(dy, dx);
                //float pullDist = GetDistance((float)ptMouse.x, (float)ptMouse.y, aimStartPoint.x, aimStartPoint.y);
                //shotPower = std::min(pullDist / 10.0f, MAX_SHOT_POWER);
                if (!keyboardAimingActive) { // Only update shotPower if NOT keyboard aiming
                    float pullDist = GetDistance((float)ptMouse.x, (float)ptMouse.y, aimStartPoint.x, aimStartPoint.y);
                    shotPower = std::min(pullDist / 10.0f, MAX_SHOT_POWER);
                }
            }
            else if (isSettingEnglish &&
                ((currentPlayer == 1 && (currentGameState == PLAYER1_TURN || currentGameState == AIMING || currentGameState == BREAKING)) ||
                    (!isPlayer2AI && currentPlayer == 2 && (currentGameState == PLAYER2_TURN || currentGameState == AIMING || currentGameState == BREAKING))))
            {
                // Setting English
                float dx = (float)ptMouse.x - spinIndicatorCenter.x;
                float dy = (float)ptMouse.y - spinIndicatorCenter.y;
                float dist = GetDistance(dx, dy, 0, 0);
                if (dist > spinIndicatorRadius) { dx *= spinIndicatorRadius / dist; dy *= spinIndicatorRadius / dist; }
                cueSpinX = dx / spinIndicatorRadius;
                cueSpinY = dy / spinIndicatorRadius;
            }
            else {
                //DISABLE PERM AIMING = START
                /*// Update visual angle even when not aiming/dragging (Check player turn)
                bool canUpdateVisualAngle = ((currentPlayer == 1 && (currentGameState == PLAYER1_TURN || currentGameState == BALL_IN_HAND_P1)) ||
                    (currentPlayer == 2 && !isPlayer2AI && (currentGameState == PLAYER2_TURN || currentGameState == BALL_IN_HAND_P2)) ||
                    currentGameState == PRE_BREAK_PLACEMENT || currentGameState == BREAKING || currentGameState == AIMING);

                if (canUpdateVisualAngle && !isDraggingCueBall && !isAiming && !isDraggingStick && !keyboardAimingActive) // NEW: Prevent mouse override if keyboard aiming
                {
                    // NEW MOUSEBOUND CODE = START
                        // Only update cue angle if mouse is inside the playable table area
                    if (ptMouse.x >= TABLE_LEFT && ptMouse.x <= TABLE_RIGHT &&
                        ptMouse.y >= TABLE_TOP && ptMouse.y <= TABLE_BOTTOM)
                    {
                        // NEW MOUSEBOUND CODE = END
                        Ball* cb = cueBall; // Use function-scope cueBall // Already got cueBall above
                        if (cb) {
                            float dx = (float)ptMouse.x - cb->x;
                            float dy = (float)ptMouse.y - cb->y;
                            if (dx != 0 || dy != 0) cueAngle = atan2f(dy, dx);
                        }
                    } //NEW MOUSEBOUND CODE LINE = DISABLE
                }*/
                //DISABLE PERM AIMING = END
            }
            return 0;
        } // End WM_MOUSEMOVE

        case WM_LBUTTONDOWN: {
            ptMouse.x = LOWORD(lParam);
            ptMouse.y = HIWORD(lParam);

            // --- FOOLPROOF FIX: This block implements the two-stage pocket selection ---
            if ((currentGameState == CHOOSING_POCKET_P1 && currentPlayer == 1) ||
                (currentGameState == CHOOSING_POCKET_P2 && currentPlayer == 2 && !isPlayer2AI)) {

                int clickedPocketIndex = -1;
                // STAGE 1, STEP 1: Check if the click was on any of the 6 pockets
                for (int i = 0; i < 6; ++i) {
                    if (GetDistanceSq((float)ptMouse.x, (float)ptMouse.y, pocketPositions[i].x, pocketPositions[i].y) < HOLE_VISUAL_RADIUS * HOLE_VISUAL_RADIUS * 2.25f) {
                        clickedPocketIndex = i;
                        break;
                    }
                }

                if (clickedPocketIndex != -1) {
                    // STAGE 1, STEP 2: Player clicked on a pocket. Update the choice.
                    // We DO NOT change the game state here. This allows re-selection.
                    if (currentPlayer == 1) calledPocketP1 = clickedPocketIndex;
                    else calledPocketP2 = clickedPocketIndex;
                    InvalidateRect(hwnd, NULL, FALSE); // Redraw to show the arrow has moved.
                    return 0; // Consume the click and stay in CHOOSING_POCKET state.
                }

                // STAGE 2, STEP 1: Check if the player is clicking the cue ball to confirm.
                Ball* cueBall = GetCueBall();
                int calledPocket = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
                if (cueBall && calledPocket != -1 && GetDistanceSq(cueBall->x, cueBall->y, (float)ptMouse.x, (float)ptMouse.y) < BALL_RADIUS * BALL_RADIUS * 25) {
                    // STAGE 2, STEP 2: A pocket has been selected, and the player now clicks the cue ball.
                    // NOW we transition to the normal aiming state.
                    currentGameState = AIMING; // Go to a generic aiming state.
                    pocketCallMessage = L""; // Clear the "Choose a pocket..." message.
                    isAiming = true; // Prepare for aiming.
                    aimStartPoint = D2D1::Point2F((float)ptMouse.x, (float)ptMouse.y); // Use your existing aim start variable.
                    return 0;
                }

                // If they click anywhere else (not a pocket, not the cue ball), do nothing.
                return 0;
            }

            /*// --- FOOLPROOF FIX: This block handles re-selectable pocket choice ---
            if ((currentGameState == CHOOSING_POCKET_P1 && currentPlayer == 1) ||
                (currentGameState == CHOOSING_POCKET_P2 && currentPlayer == 2 && !isPlayer2AI)) {

                int clickedPocketIndex = -1;
                // Check if the click was on any of the 6 pockets
                for (int i = 0; i < 6; ++i) {
                    if (GetDistanceSq((float)ptMouse.x, (float)ptMouse.y, pocketPositions[i].x, pocketPositions[i].y) < HOLE_VISUAL_RADIUS * HOLE_VISUAL_RADIUS * 2.25f) {
                        clickedPocketIndex = i;
                        break;
                    }
                }

                if (clickedPocketIndex != -1) { // Player clicked on a pocket
                    // FIX: Update the called pocket, but DO NOT change the game state.
                    // This allows the player to click another pocket to change their mind.
                    if (currentPlayer == 1) calledPocketP1 = clickedPocketIndex;
                    else calledPocketP2 = clickedPocketIndex;
                    InvalidateRect(hwnd, NULL, FALSE); // Redraw to show updated arrow
                    return 0; // Consume the click and stay in CHOOSING_POCKET state
                }

                // FIX: Add new logic to CONFIRM the choice by clicking the cue ball.
                Ball* cueBall = GetCueBall();
                int calledPocket = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
                if (cueBall && calledPocket != -1 && GetDistanceSq(cueBall->x, cueBall->y, (float)ptMouse.x, (float)ptMouse.y) < BALL_RADIUS * BALL_RADIUS * 25) {
                    // A pocket has been selected, and the player now clicks the cue ball.
                    // NOW we transition to the normal aiming state.
                    currentGameState = AIMING; // Go to aiming, not PLAYER1_TURN
                    pocketCallMessage = L""; // Clear the "Choose a pocket..." message
                    isAiming = true; // Prepare for aiming
                    aimStartPoint = D2D1::Point2F((float)ptMouse.x, (float)ptMouse.y);
                    return 0;
                }

                // If they click anywhere else (not a pocket, not the cue ball), do nothing.
                return 0;
            }*/

            /*// --- handle pocket re-selection when choosing 8-ball pocket ---
            if ((currentGameState == CHOOSING_POCKET_P1 && currentPlayer == 1)
                || (currentGameState == CHOOSING_POCKET_P2 && currentPlayer == 2 && !isPlayer2AI))
            {
                POINT pt = { LOWORD(lParam), HIWORD(lParam) };
                for (int i = 0; i < 6; ++i) {
                    float dx = pt.x - pocketPositions[i].x;
                    float dy = pt.y - pocketPositions[i].y;
                    if (dx * dx + dy * dy <= POCKET_RADIUS * POCKET_RADIUS) {
                        // 1) Record the call
                        if (currentPlayer == 1) calledPocketP1 = i;
                        else                  calledPocketP2 = i;
                        // 2) Clear any prompt text
                        pocketCallMessage.clear();
                        // 3) Return to normal aiming state
                        currentGameState = (currentPlayer == 1) ? PLAYER1_TURN : PLAYER2_TURN;
                        // 4) Redraw (arrow stays because calledPocketP* >= 0)
                        InvalidateRect(hwnd, NULL, FALSE);
                        return 0; // consume click
                    }
                }
                return 0; // clicked outside ? stay in pocket?call until a valid pocket is chosen
            }*/

            // … rest of your click?to?aim logic …

            //replaced /w new code
            /*
            // --- FIX: Add this entire block at the top of WM_LBUTTONDOWN ---
    // This handles input specifically for the pocket selection state.
            if ((currentGameState == CHOOSING_POCKET_P1 && currentPlayer == 1) ||
                (currentGameState == CHOOSING_POCKET_P2 && currentPlayer == 2 && !isPlayer2AI)) {

                int clickedPocketIndex = -1;
                // Check if the click was on any of the 6 pockets
                for (int i = 0; i < 6; ++i) {
                    if (GetDistanceSq((float)ptMouse.x, (float)ptMouse.y, pocketPositions[i].x, pocketPositions[i].y) < HOLE_VISUAL_RADIUS * HOLE_VISUAL_RADIUS * 2.25f) {
                        clickedPocketIndex = i;
                        break;
                    }
                }

                if (clickedPocketIndex != -1) {
                    // A pocket was clicked. Update the selection but STAY in the choosing state.
                    // This allows the player to click another pocket to change their mind.
                    if (currentPlayer == 1) calledPocketP1 = clickedPocketIndex;
                    else calledPocketP2 = clickedPocketIndex;
                    InvalidateRect(hwnd, NULL, FALSE); // Redraw to show the arrow has moved.
                    return 0; // Consume the click and wait for the next action.
                }

                // If the player clicks the CUE BALL, that confirms their pocket selection.
                Ball* cueBall = GetCueBall();
                int calledPocket = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
                if (cueBall && calledPocket != -1 && GetDistanceSq(cueBall->x, cueBall->y, (float)ptMouse.x, (float)ptMouse.y) < BALL_RADIUS * BALL_RADIUS * 25) {
                    // A pocket has been selected, and the player now clicks the cue ball.
                    // NOW we transition to the normal aiming state.
                    currentGameState = (currentPlayer == 1) ? PLAYER1_TURN : PLAYER2_TURN;
                    pocketCallMessage = L""; // Clear the "Choose a pocket..." message
                    isAiming = true; // Prepare for aiming
                    aimStartPoint = D2D1::Point2F((float)ptMouse.x, (float)ptMouse.y); // Use your existing aim start variable
                    return 0;
                }

                // If they click anywhere else (not a pocket, not the cue ball), do nothing.
                return 0;
            }
            // --- END OF THE NEW BLOCK ---
            */
            //new code ends here

            if (cheatModeEnabled) {
                // Allow dragging any ball freely
                for (Ball& ball : balls) {
                    float distSq = GetDistanceSq(ball.x, ball.y, (float)ptMouse.x, (float)ptMouse.y);
                    if (distSq <= BALL_RADIUS * BALL_RADIUS * 4) { // Click near ball
                        isDraggingCueBall = true;
                        draggingBallId = ball.id;
                        if (ball.id == 0) {
                            // If dragging cue ball manually, ensure we stay in Ball-In-Hand state
                            if (currentPlayer == 1)
                                currentGameState = BALL_IN_HAND_P1;
                            else if (currentPlayer == 2 && !isPlayer2AI)
                                currentGameState = BALL_IN_HAND_P2;
                        }
                        return 0;
                    }
                }
            }

            Ball* cueBall = GetCueBall(); // Declare and get cueBall pointer

            // Check which player is allowed to interact via mouse click
            bool canPlayerClickInteract = ((currentPlayer == 1) || (currentPlayer == 2 && !isPlayer2AI));
            // Define states where interaction is generally allowed
            bool canInteractState = (currentGameState == PLAYER1_TURN || currentGameState == PLAYER2_TURN ||
                currentGameState == AIMING || currentGameState == BREAKING ||
                currentGameState == BALL_IN_HAND_P1 || currentGameState == BALL_IN_HAND_P2 ||
                currentGameState == PRE_BREAK_PLACEMENT);

            // Check Spin Indicator first (Allow if player's turn/aim phase)
            if (canPlayerClickInteract && canInteractState) {
                float spinDistSq = GetDistanceSq((float)ptMouse.x, (float)ptMouse.y, spinIndicatorCenter.x, spinIndicatorCenter.y);
                if (spinDistSq < spinIndicatorRadius * spinIndicatorRadius * 1.2f) {
                    isSettingEnglish = true;
                    float dx = (float)ptMouse.x - spinIndicatorCenter.x;
                    float dy = (float)ptMouse.y - spinIndicatorCenter.y;
                    float dist = GetDistance(dx, dy, 0, 0);
                    if (dist > spinIndicatorRadius) { dx *= spinIndicatorRadius / dist; dy *= spinIndicatorRadius / dist; }
                    cueSpinX = dx / spinIndicatorRadius;
                    cueSpinY = dy / spinIndicatorRadius;
                    isAiming = false; isDraggingStick = false; isDraggingCueBall = false;
                    return 0;
                }
            }

            if (!cueBall) return 0;

            // Check Ball-in-Hand placement/drag
            bool isPlacingBall = (currentGameState == BALL_IN_HAND_P1 || currentGameState == BALL_IN_HAND_P2 || currentGameState == PRE_BREAK_PLACEMENT);
            bool isPlayerAllowedToPlace = (isPlacingBall &&
                ((currentPlayer == 1 && currentGameState == BALL_IN_HAND_P1) ||
                    (currentPlayer == 2 && !isPlayer2AI && currentGameState == BALL_IN_HAND_P2) ||
                    (currentGameState == PRE_BREAK_PLACEMENT))); // Allow current player in break setup

            if (isPlayerAllowedToPlace) {
                float distSq = GetDistanceSq(cueBall->x, cueBall->y, (float)ptMouse.x, (float)ptMouse.y);
                if (distSq < BALL_RADIUS * BALL_RADIUS * 9.0f) {
                    isDraggingCueBall = true;
                    isAiming = false; isDraggingStick = false;
                }
                else {
                    bool behindHeadstring = (currentGameState == PRE_BREAK_PLACEMENT);
                    if (IsValidCueBallPosition((float)ptMouse.x, (float)ptMouse.y, behindHeadstring)) {
                        cueBall->x = (float)ptMouse.x; cueBall->y = (float)ptMouse.y;
                        cueBall->vx = 0; cueBall->vy = 0;
                        isDraggingCueBall = false;
                        // Transition state
                        if (currentGameState == PRE_BREAK_PLACEMENT) currentGameState = BREAKING;
                        else if (currentGameState == BALL_IN_HAND_P1) currentGameState = PLAYER1_TURN;
                        else if (currentGameState == BALL_IN_HAND_P2) currentGameState = PLAYER2_TURN;
                        cueAngle = 0.0f;
                    }
                }
                return 0;
            }

            // Check for starting Aim (Cue Ball OR Stick)
            bool canAim = ((currentPlayer == 1 && (currentGameState == PLAYER1_TURN || currentGameState == BREAKING)) ||
                (currentPlayer == 2 && !isPlayer2AI && (currentGameState == PLAYER2_TURN || currentGameState == BREAKING)));

            if (canAim) {
                const float stickDrawLength = 150.0f * 1.4f;
                float currentStickAngle = cueAngle + PI;
                D2D1_POINT_2F currentStickEnd = D2D1::Point2F(cueBall->x + cosf(currentStickAngle) * stickDrawLength, cueBall->y + sinf(currentStickAngle) * stickDrawLength);
                D2D1_POINT_2F currentStickTip = D2D1::Point2F(cueBall->x + cosf(currentStickAngle) * 5.0f, cueBall->y + sinf(currentStickAngle) * 5.0f);
                float distToStickSq = PointToLineSegmentDistanceSq(D2D1::Point2F((float)ptMouse.x, (float)ptMouse.y), currentStickTip, currentStickEnd);
                float stickClickThresholdSq = 36.0f;
                float distToCueBallSq = GetDistanceSq(cueBall->x, cueBall->y, (float)ptMouse.x, (float)ptMouse.y);
                float cueBallClickRadiusSq = BALL_RADIUS * BALL_RADIUS * 25;

                bool clickedStick = (distToStickSq < stickClickThresholdSq);
                bool clickedCueArea = (distToCueBallSq < cueBallClickRadiusSq);

                if (clickedStick || clickedCueArea) {
                    isDraggingStick = clickedStick && !clickedCueArea;
                    isAiming = clickedCueArea;
                    aimStartPoint = D2D1::Point2F((float)ptMouse.x, (float)ptMouse.y);
                    shotPower = 0;
                    float dx = (float)ptMouse.x - cueBall->x;
                    float dy = (float)ptMouse.y - cueBall->y;
                    if (dx != 0 || dy != 0) cueAngle = atan2f(dy, dx);
                    if (currentGameState != BREAKING) currentGameState = AIMING;
                }
            }
            return 0;
        } // End WM_LBUTTONDOWN


        case WM_LBUTTONUP: {
            // --- FOOLPROOF FIX for Cheat Mode Scoring ---
            if (cheatModeEnabled && draggingBallId != -1) {
                Ball* b = GetBallById(draggingBallId);
                if (b) {
                    for (int p = 0; p < 6; ++p) {
                        float dx = b->x - pocketPositions[p].x;
                        float dy = b->y - pocketPositions[p].y;
                        if (dx * dx + dy * dy <= POCKET_RADIUS * POCKET_RADIUS) {
                            // --- This is the new, "smarter" logic ---
                            b->isPocketed = true; // Pocket the ball visually.

                            // If the table is open, assign types based on this cheated ball.
                            if (player1Info.assignedType == BallType::NONE && b->id != 0 && b->id != 8) {
                                AssignPlayerBallTypes(b->type, false);
                            }

                            // Now, correctly update the score for the right player.
                            if (b->id != 0 && b->id != 8) {
                                if (b->type == player1Info.assignedType) {
                                    player1Info.ballsPocketedCount++;
                                }
                                else if (b->type == player2Info.assignedType) {
                                    player2Info.ballsPocketedCount++;
                                }
                            }
                            break; // Stop checking pockets.
                        }
                    }
                }
            }

            /*if (cheatModeEnabled && draggingBallId != -1) {
                Ball* b = GetBallById(draggingBallId);
                if (b) {
                    for (int p = 0; p < 6; ++p) {
                        float dx = b->x - pocketPositions[p].x;
                        float dy = b->y - pocketPositions[p].y;
                        if (dx * dx + dy * dy <= POCKET_RADIUS * POCKET_RADIUS) {
                            // --- Assign ball type on first cheat-pocket if table still open ---
                            if (player1Info.assignedType == BallType::NONE
                                && player2Info.assignedType == BallType::NONE
                                && (b->type == BallType::SOLID || b->type == BallType::STRIPE))
                            {
                                // In cheat mode, let's just assign to the current player
                                AssignPlayerBallTypes(b->type);
                            }
                            b->isPocketed = true;
                            pocketedThisTurn.push_back(b->id);

                            // --- FIX FOR CHEAT MODE SCORING ---
                            // Immediately increment the correct player's count based on ball type,
                            // not whose turn it is.
                            if (b->id != 0 && b->id != 8) {
                                if (b->type == player1Info.assignedType) {
                                    player1Info.ballsPocketedCount++;
                                }
                                else if (b->type == player2Info.assignedType) {
                                    player2Info.ballsPocketedCount++;
                                }
                            }
                            // --- END FIX ---
                            // --- NEW: If this was the 7th ball, trigger the arrow call UI ---
                            if (b->id != 8) {
                                PlayerInfo& shooter = (currentPlayer == 1 ? player1Info : player2Info);
                                if (shooter.ballsPocketedCount >= 7
                                    && calledPocketP1 < 0
                                    && calledPocketP2 < 0)
                                {
                                    currentGameState = (currentPlayer == 1)
                                        ? CHOOSING_POCKET_P1
                                        : CHOOSING_POCKET_P2;
                                }
                                else {
                                    // For any other cheat?pocket, keep the turn so you can continue aiming
                                    currentGameState = (currentPlayer == 1)
                                        ? PLAYER1_TURN
                                        : PLAYER2_TURN;
                                }
                            }
                            // --- NEW: If it was the 8-Ball, award instant victory ---
                            else {
                                currentGameState = GAME_OVER;
                                gameOverMessage = (currentPlayer == 1 ? player1Info.name : player2Info.name)
                                    + std::wstring(L" Wins!");
                            }
                            break;
                        }
                    }
                }
            }*/

            ptMouse.x = LOWORD(lParam);
            ptMouse.y = HIWORD(lParam);

            Ball* cueBall = GetCueBall(); // Get cueBall pointer

            // Check for releasing aim drag (Stick OR Cue Ball)
            if ((isAiming || isDraggingStick) &&
                ((currentPlayer == 1 && (currentGameState == AIMING || currentGameState == BREAKING)) ||
                    (!isPlayer2AI && currentPlayer == 2 && (currentGameState == AIMING || currentGameState == BREAKING))))
            {
                bool wasAiming = isAiming;
                bool wasDraggingStick = isDraggingStick;
                isAiming = false; isDraggingStick = false;

                if (shotPower > 0.15f) { // Check power threshold
                    if (currentGameState != AI_THINKING) {
                        firstHitBallIdThisShot = -1; cueHitObjectBallThisShot = false; railHitAfterContact = false; // Reset foul flags
                        std::thread([](const TCHAR* soundName) { PlaySound(soundName, NULL, SND_FILENAME | SND_NODEFAULT); }, TEXT("cue.wav")).detach();
                        ApplyShot(shotPower, cueAngle, cueSpinX, cueSpinY);
                        currentGameState = SHOT_IN_PROGRESS;
                        foulCommitted = false; pocketedThisTurn.clear();
                    }
                }
                else if (currentGameState != AI_THINKING) { // Revert state if power too low
                    if (currentGameState == BREAKING) { /* Still breaking */ }
                    else {
                        currentGameState = (currentPlayer == 1) ? PLAYER1_TURN : PLAYER2_TURN;
                        if (currentPlayer == 2 && isPlayer2AI) aiTurnPending = false;
                    }
                }
                shotPower = 0; // Reset power indicator regardless
            }

            // Handle releasing cue ball drag (placement)
            if (isDraggingCueBall) {
                isDraggingCueBall = false;
                // Check player allowed to place
                bool isPlacingState = (currentGameState == BALL_IN_HAND_P1 || currentGameState == BALL_IN_HAND_P2 || currentGameState == PRE_BREAK_PLACEMENT);
                bool isPlayerAllowed = (isPlacingState &&
                    ((currentPlayer == 1 && currentGameState == BALL_IN_HAND_P1) ||
                        (currentPlayer == 2 && !isPlayer2AI && currentGameState == BALL_IN_HAND_P2) ||
                        (currentGameState == PRE_BREAK_PLACEMENT)));

                if (isPlayerAllowed && cueBall) {
                    bool behindHeadstring = (currentGameState == PRE_BREAK_PLACEMENT);
                    if (IsValidCueBallPosition(cueBall->x, cueBall->y, behindHeadstring)) {
                        // Finalize position already set by mouse move
                        // Transition state
                        if (currentGameState == PRE_BREAK_PLACEMENT) currentGameState = BREAKING;
                        else if (currentGameState == BALL_IN_HAND_P1) currentGameState = PLAYER1_TURN;
                        else if (currentGameState == BALL_IN_HAND_P2) currentGameState = PLAYER2_TURN;
                        cueAngle = 0.0f;
                        /* ----------------------------------------------------
                        If the player who now has the turn is already on the
                        8-ball, immediately switch to pocket-selection state.
                        ---------------------------------------------------- */
                        if (currentGameState == PLAYER1_TURN || currentGameState == PLAYER2_TURN)
                        {
                            CheckAndTransitionToPocketChoice(currentPlayer);
                        }
                    }
                    else { /* Stay in BALL_IN_HAND state if final pos invalid */ }
                }
            }

            // Handle releasing english setting
            if (isSettingEnglish) {
                isSettingEnglish = false;
            }
            return 0;
        } // End WM_LBUTTONUP

        case WM_DESTROY:
            isMusicPlaying = false;
            if (midiDeviceID != 0) {
                mciSendCommand(midiDeviceID, MCI_CLOSE, 0, NULL);
                midiDeviceID = 0;
                SaveSettings(); // Save settings on exit
            }
            PostQuitMessage(0);
            return 0;

        default:
            return DefWindowProc(hwnd, msg, wParam, lParam);
        }
        return 0;
    }

    // --- Direct2D Resource Management ---

    HRESULT CreateDeviceResources() {
        HRESULT hr = S_OK;

        // Create Direct2D Factory
        if (!pFactory) {
            hr = D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, &pFactory);
            if (FAILED(hr)) return hr;
        }

        // Create DirectWrite Factory
        if (!pDWriteFactory) {
            hr = DWriteCreateFactory(
                DWRITE_FACTORY_TYPE_SHARED,
                __uuidof(IDWriteFactory),
                reinterpret_cast<IUnknown**>(&pDWriteFactory)
            );
            if (FAILED(hr)) return hr;
        }

        // Create Text Formats
        if (!pTextFormat && pDWriteFactory) {
            hr = pDWriteFactory->CreateTextFormat(
                L"Segoe UI", NULL, DWRITE_FONT_WEIGHT_NORMAL, DWRITE_FONT_STYLE_NORMAL, DWRITE_FONT_STRETCH_NORMAL,
                16.0f, L"en-us", &pTextFormat
            );
            if (FAILED(hr)) return hr;
            // Center align text
            pTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER);
            pTextFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER);
        }
        if (!pLargeTextFormat && pDWriteFactory) {
            hr = pDWriteFactory->CreateTextFormat(
                L"Impact", NULL, DWRITE_FONT_WEIGHT_BOLD, DWRITE_FONT_STYLE_NORMAL, DWRITE_FONT_STRETCH_NORMAL,
                48.0f, L"en-us", &pLargeTextFormat
            );
            if (FAILED(hr)) return hr;
            pLargeTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_LEADING); // Align left
            pLargeTextFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER);
        }

        if (!pBallNumFormat && pDWriteFactory)
        {
            hr = pDWriteFactory->CreateTextFormat(
                L"Segoe UI", nullptr,
                DWRITE_FONT_WEIGHT_BOLD, DWRITE_FONT_STYLE_NORMAL, DWRITE_FONT_STRETCH_NORMAL,
                10.0f,                       // << small size for ball decals
                L"en-us",
                &pBallNumFormat);
            if (SUCCEEDED(hr))
            {
                pBallNumFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER);
                pBallNumFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER);
            }
        }


        // Create Render Target (needs valid hwnd)
        if (!pRenderTarget && hwndMain) {
            RECT rc;
            GetClientRect(hwndMain, &rc);
            D2D1_SIZE_U size = D2D1::SizeU(rc.right - rc.left, rc.bottom - rc.top);

            hr = pFactory->CreateHwndRenderTarget(
                D2D1::RenderTargetProperties(),
                D2D1::HwndRenderTargetProperties(hwndMain, size),
                &pRenderTarget
            );
            if (FAILED(hr)) {
                // If failed, release factories if they were created in this call
                SafeRelease(&pTextFormat);
                SafeRelease(&pLargeTextFormat);
                SafeRelease(&pDWriteFactory);
                SafeRelease(&pFactory);
                pRenderTarget = nullptr; // Ensure it's null on failure
                return hr;
            }
        }

        return hr;
    }

    void DiscardDeviceResources() {
        SafeRelease(&pRenderTarget);
        SafeRelease(&pTextFormat);
        SafeRelease(&pLargeTextFormat);
        SafeRelease(&pBallNumFormat);            // NEW
        SafeRelease(&pDWriteFactory);
        // Keep pFactory until application exit? Or release here too? Let's release.
        SafeRelease(&pFactory);
    }

    void OnResize(UINT width, UINT height) {
        if (pRenderTarget) {
            D2D1_SIZE_U size = D2D1::SizeU(width, height);
            pRenderTarget->Resize(size); // Ignore HRESULT for simplicity here
        }
    }

    // --- Game Initialization ---
    void InitGame() {
        srand((unsigned int)time(NULL)); // Seed random number generator
        isOpeningBreakShot = true; // This is the start of a new game, so the next shot is an opening break.
        aiPlannedShotDetails.isValid = false; // Reset AI planned shot
        aiIsDisplayingAim = false;
        aiAimDisplayFramesLeft = 0;
        // ... (rest of InitGame())

        // --- Ensure pocketed list is clear from the absolute start ---
        pocketedThisTurn.clear();

        balls.clear(); // Clear existing balls

        // Reset Player Info (Names should be set by Dialog/wWinMain/ResetGame)
        player1Info.assignedType = BallType::NONE;
        player1Info.ballsPocketedCount = 0;
        // Player 1 Name usually remains "Player 1"
        player2Info.assignedType = BallType::NONE;
        player2Info.ballsPocketedCount = 0;
        // Player 2 Name is set based on gameMode in ShowNewGameDialog
            // --- Reset any 8?Ball call state on new game ---
        lastEightBallPocketIndex = -1;
        calledPocketP1 = -1;
        calledPocketP2 = -1;
        pocketCallMessage = L"";
        aiPlannedShotDetails.isValid = false; // THIS IS THE CRITICAL FIX: Reset the AI's plan.

        // Create Cue Ball (ID 0)
        // Initial position will be set during PRE_BREAK_PLACEMENT state
        balls.push_back({ 0, BallType::CUE_BALL, TABLE_LEFT + TABLE_WIDTH * 0.15f, RACK_POS_Y, 0, 0, CUE_BALL_COLOR, false });

        // --- Create Object Balls (Temporary List) ---
        std::vector<Ball> objectBalls;
        // Solids (1-7, Yellow)
        for (int i = 1; i <= 7; ++i) {
            //objectBalls.push_back({ i, BallType::SOLID, 0, 0, 0, 0, SOLID_COLOR, false });
            objectBalls.push_back({ i, BallType::SOLID, 0,0,0,0,
                        GetBallColor(i), false });
        }
        // Stripes (9-15, Red)
        for (int i = 9; i <= 15; ++i) {
            //objectBalls.push_back({ i, BallType::STRIPE, 0, 0, 0, 0, STRIPE_COLOR, false });
            objectBalls.push_back({ i, BallType::STRIPE, 0,0,0,0,
                        GetBallColor(i), false });
        }
        // 8-Ball (ID 8) - Add it to the list to be placed
        //objectBalls.push_back({ 8, BallType::EIGHT_BALL, 0, 0, 0, 0, EIGHT_BALL_COLOR, false });
        objectBalls.push_back({ 8, BallType::EIGHT_BALL, 0,0,0,0,
              GetBallColor(8), false });


        // --- Racking Logic (Improved) ---
        float spacingX = BALL_RADIUS * 2.0f * 0.866f; // cos(30) for horizontal spacing
        float spacingY = BALL_RADIUS * 2.0f * 1.0f;   // Vertical spacing

        // Define rack positions (0-14 indices corresponding to triangle spots)
        D2D1_POINT_2F rackPositions[15];
        int rackIndex = 0;
        for (int row = 0; row < 5; ++row) {
            for (int col = 0; col <= row; ++col) {
                if (rackIndex >= 15) break;
                float x = RACK_POS_X + row * spacingX;
                float y = RACK_POS_Y + (col - row / 2.0f) * spacingY;
                rackPositions[rackIndex++] = D2D1::Point2F(x, y);
            }
        }

        // Separate 8-ball
        Ball eightBall;
        std::vector<Ball> otherBalls; // Solids and Stripes
        bool eightBallFound = false;
        for (const auto& ball : objectBalls) {
            if (ball.id == 8) {
                eightBall = ball;
                eightBallFound = true;
            }
            else {
                otherBalls.push_back(ball);
            }
        }
        // Ensure 8 ball was actually created (should always be true)
        if (!eightBallFound) {
            // Handle error - perhaps recreate it? For now, proceed.
            eightBall = { 8, BallType::EIGHT_BALL, 0, 0, 0, 0, EIGHT_BALL_COLOR, false };
        }


        // Shuffle the other 14 balls
        // Use std::shuffle if available (C++11 and later) for better randomness
        // std::random_device rd;
        // std::mt19937 g(rd());
        // std::shuffle(otherBalls.begin(), otherBalls.end(), g);
        std::random_shuffle(otherBalls.begin(), otherBalls.end()); // Using deprecated for now

        // --- Place balls into the main 'balls' vector in rack order ---
        // Important: Add the cue ball (already created) first.
        // (Cue ball added at the start of the function now)

        // 1. Place the 8-ball in its fixed position (index 4 for the 3rd row center)
        int eightBallRackIndex = 4;
        eightBall.x = rackPositions[eightBallRackIndex].x;
        eightBall.y = rackPositions[eightBallRackIndex].y;
        eightBall.vx = 0;
        eightBall.vy = 0;
        eightBall.isPocketed = false;
        balls.push_back(eightBall); // Add 8 ball to the main vector

        // 2. Place the shuffled Solids and Stripes in the remaining spots
        size_t otherBallIdx = 0;
        //int otherBallIdx = 0;
        for (int i = 0; i < 15; ++i) {
            if (i == eightBallRackIndex) continue; // Skip the 8-ball spot

            if (otherBallIdx < otherBalls.size()) {
                Ball& ballToPlace = otherBalls[otherBallIdx++];
                ballToPlace.x = rackPositions[i].x;
                ballToPlace.y = rackPositions[i].y;
                ballToPlace.vx = 0;
                ballToPlace.vy = 0;
                ballToPlace.isPocketed = false;
                balls.push_back(ballToPlace); // Add to the main game vector
            }
        }
        // --- End Racking Logic ---


        // --- Determine Who Breaks and Initial State ---
        if (isPlayer2AI) {
            /*// AI Mode: Randomly decide who breaks
            if ((rand() % 2) == 0) {
                // AI (Player 2) breaks
                currentPlayer = 2;
                currentGameState = PRE_BREAK_PLACEMENT; // AI needs to place ball first
                aiTurnPending = true; // Trigger AI logic
            }
            else {
                // Player 1 (Human) breaks
                currentPlayer = 1;
                currentGameState = PRE_BREAK_PLACEMENT; // Human places cue ball
                aiTurnPending = false;*/
            switch (openingBreakMode) {
            case CPU_BREAK:
                currentPlayer = 2; // AI breaks
                currentGameState = PRE_BREAK_PLACEMENT;
                aiTurnPending = true;
                break;
            case P1_BREAK:
                currentPlayer = 1; // Player 1 breaks
                currentGameState = PRE_BREAK_PLACEMENT;
                aiTurnPending = false;
                break;
            case FLIP_COIN_BREAK:
                if ((rand() % 2) == 0) { // 0 for AI, 1 for Player 1
                    currentPlayer = 2; // AI breaks
                    currentGameState = PRE_BREAK_PLACEMENT;
                    aiTurnPending = true;
                }
                else {
                    currentPlayer = 1; // Player 1 breaks
                    currentGameState = PRE_BREAK_PLACEMENT;
                    aiTurnPending = false;
                }
                break;
            default: // Fallback to CPU break
                currentPlayer = 2;
                currentGameState = PRE_BREAK_PLACEMENT;
                aiTurnPending = true;
                break;
            }
        }
        else {
            // Human vs Human, Player 1 always breaks (or could add a flip coin for HvsH too if desired)
            currentPlayer = 1;
            currentGameState = PRE_BREAK_PLACEMENT;
            aiTurnPending = false; // No AI involved
        }

        // Reset other relevant game state variables
        foulCommitted = false;
        gameOverMessage = L"";
        firstBallPocketedAfterBreak = false;
        // pocketedThisTurn cleared at start
        // Reset shot parameters and input flags
        shotPower = 0.0f;
        cueSpinX = 0.0f;
        cueSpinY = 0.0f;
        isAiming = false;
        isDraggingCueBall = false;
        isSettingEnglish = false;
        cueAngle = 0.0f; // Reset aim angle
    }


    // --------------------------------------------------------------------------------
    // Full GameUpdate(): integrates AI call?pocket ? aim ? shoot (no omissions)
    // --------------------------------------------------------------------------------
    void GameUpdate() {
        // --- 1) Handle an in?flight shot ---
        if (currentGameState == SHOT_IN_PROGRESS) {
            UpdatePhysics();
            // ? clear old 8?ball pocket info before any new pocket checks
            //lastEightBallPocketIndex = -1;
            CheckCollisions();
            CheckPockets(); // FIX: This line was missing. It's essential to check for pocketed balls every frame.

            if (AreBallsMoving()) {
                isAiming = false;
                aiIsDisplayingAim = false;
            }

            if (!AreBallsMoving()) {
                ProcessShotResults();
            }
            return;
        }

        // --- 2) CPU’s turn (table is static) ---
        if (isPlayer2AI && currentPlayer == 2 && !AreBallsMoving()) {
            // ??? If we've just auto?entered AI_THINKING for the 8?ball call, actually make the decision ???
            if (currentGameState == AI_THINKING && aiTurnPending) {
                aiTurnPending = false;        // consume the pending flag
                AIMakeDecision();             // CPU calls its pocket or plans its shot
                return;                       // done this tick
            }

            // ??? Automate the AI pocket?selection click ???
            if (currentGameState == CHOOSING_POCKET_P2) {
                // AI immediately confirms its call and moves to thinking/shooting
                currentGameState = AI_THINKING;
                aiTurnPending = true;
                return; // process on next tick
            }
            // 2A) If AI is displaying its aim line, count down then shoot
            if (aiIsDisplayingAim) {
                aiAimDisplayFramesLeft--;
                if (aiAimDisplayFramesLeft <= 0) {
                    aiIsDisplayingAim = false;
                    if (aiPlannedShotDetails.isValid) {
                        firstHitBallIdThisShot = -1;
                        cueHitObjectBallThisShot = false;
                        railHitAfterContact = false;
                        std::thread([](const TCHAR* soundName) {
                            PlaySound(soundName, NULL, SND_FILENAME | SND_NODEFAULT);
                            }, TEXT("cue.wav")).detach();

                            ApplyShot(
                                aiPlannedShotDetails.power,
                                aiPlannedShotDetails.angle,
                                aiPlannedShotDetails.spinX,
                                aiPlannedShotDetails.spinY
                            );
                            aiPlannedShotDetails.isValid = false;
                    }
                    currentGameState = SHOT_IN_PROGRESS;
                    foulCommitted = false;
                    pocketedThisTurn.clear();
                }
                return;
            }

            // 2B) Immediately after calling pocket, transition into AI_THINKING
            if (currentGameState == CHOOSING_POCKET_P2 && aiTurnPending) {
                // Start thinking/shooting right away—no human click required
                currentGameState = AI_THINKING;
                aiTurnPending = false;
                AIMakeDecision();
                return;
            }

            // 2C) If AI has pending actions (break, ball?in?hand, or normal turn)
            if (aiTurnPending) {
                if (currentGameState == BALL_IN_HAND_P2) {
                    AIPlaceCueBall();
                    currentGameState = AI_THINKING;
                    aiTurnPending = false;
                    AIMakeDecision();
                }
                else if (isOpeningBreakShot && currentGameState == PRE_BREAK_PLACEMENT) {
                    AIBreakShot();
                }
                else if (currentGameState == PLAYER2_TURN || currentGameState == BREAKING) {
                    currentGameState = AI_THINKING;
                    aiTurnPending = false;
                    AIMakeDecision();
                }
                return;
            }
        }
    }


    // --- Physics and Collision ---
    void UpdatePhysics() {
        for (size_t i = 0; i < balls.size(); ++i) {
            Ball& b = balls[i];
            if (!b.isPocketed) {
                b.x += b.vx;
                b.y += b.vy;

                // Apply friction
                b.vx *= FRICTION;
                b.vy *= FRICTION;

                // Stop balls if velocity is very low
                if (GetDistanceSq(b.vx, b.vy, 0, 0) < MIN_VELOCITY_SQ) {
                    b.vx = 0;
                    b.vy = 0;
                }

                /* -----------------------------------------------------------------
       Additional clamp to guarantee the ball never escapes the table.
       The existing wall–collision code can momentarily disable the
       reflection test while the ball is close to a pocket mouth;
       that rare case allowed it to ‘slide’ through the cushion and
       leave the board.  We therefore enforce a final boundary check
       after the normal physics step.
       ----------------------------------------------------------------- */
                const float leftBound = TABLE_LEFT + BALL_RADIUS;
                const float rightBound = TABLE_RIGHT - BALL_RADIUS;
                const float topBound = TABLE_TOP + BALL_RADIUS;
                const float bottomBound = TABLE_BOTTOM - BALL_RADIUS;

                if (b.x < leftBound) { b.x = leftBound;   b.vx = fabsf(b.vx); }
                if (b.x > rightBound) { b.x = rightBound;  b.vx = -fabsf(b.vx); }
                if (b.y < topBound) { b.y = topBound;    b.vy = fabsf(b.vy); }
                if (b.y > bottomBound) { b.y = bottomBound; b.vy = -fabsf(b.vy); }
            }
        }
    }

    void CheckCollisions() {
        float left = TABLE_LEFT;
        float right = TABLE_RIGHT;
        float top = TABLE_TOP;
        float bottom = TABLE_BOTTOM;
        const float pocketMouthCheckRadiusSq = (POCKET_RADIUS + BALL_RADIUS) * (POCKET_RADIUS + BALL_RADIUS) * 1.1f;

        // --- Reset Per-Frame Sound Flags ---
        bool playedWallSoundThisFrame = false;
        bool playedCollideSoundThisFrame = false;
        // ---

        for (size_t i = 0; i < balls.size(); ++i) {
            Ball& b1 = balls[i];
            if (b1.isPocketed) continue;

            bool nearPocket[6];
            for (int p = 0; p < 6; ++p) {
                nearPocket[p] = GetDistanceSq(b1.x, b1.y, pocketPositions[p].x, pocketPositions[p].y) < pocketMouthCheckRadiusSq;
            }
            bool nearTopLeftPocket = nearPocket[0];
            bool nearTopMidPocket = nearPocket[1];
            bool nearTopRightPocket = nearPocket[2];
            bool nearBottomLeftPocket = nearPocket[3];
            bool nearBottomMidPocket = nearPocket[4];
            bool nearBottomRightPocket = nearPocket[5];

            bool collidedWallThisBall = false;

            // --- Ball-Wall Collisions ---
            // (Check logic unchanged, added sound calls and railHitAfterContact update)
            // Left Wall
            if (b1.x - BALL_RADIUS < left) {
                if (!nearTopLeftPocket && !nearBottomLeftPocket) {
                    b1.x = left + BALL_RADIUS; b1.vx *= -1.0f; collidedWallThisBall = true;
                    if (!playedWallSoundThisFrame) {
                        std::thread([](const TCHAR* soundName) { PlaySound(soundName, NULL, SND_FILENAME | SND_NODEFAULT); }, TEXT("wall.wav")).detach();
                        playedWallSoundThisFrame = true;
                    }
                    if (cueHitObjectBallThisShot) railHitAfterContact = true; // Track rail hit after contact
                }
            }
            // Right Wall
            if (b1.x + BALL_RADIUS > right) {
                if (!nearTopRightPocket && !nearBottomRightPocket) {
                    b1.x = right - BALL_RADIUS; b1.vx *= -1.0f; collidedWallThisBall = true;
                    if (!playedWallSoundThisFrame) {
                        std::thread([](const TCHAR* soundName) { PlaySound(soundName, NULL, SND_FILENAME | SND_NODEFAULT); }, TEXT("wall.wav")).detach();
                        playedWallSoundThisFrame = true;
                    }
                    if (cueHitObjectBallThisShot) railHitAfterContact = true; // Track rail hit after contact
                }
            }
            // Top Wall
            if (b1.y - BALL_RADIUS < top) {
                if (!nearTopLeftPocket && !nearTopMidPocket && !nearTopRightPocket) {
                    b1.y = top + BALL_RADIUS; b1.vy *= -1.0f; collidedWallThisBall = true;
                    if (!playedWallSoundThisFrame) {
                        std::thread([](const TCHAR* soundName) { PlaySound(soundName, NULL, SND_FILENAME | SND_NODEFAULT); }, TEXT("wall.wav")).detach();
                        playedWallSoundThisFrame = true;
                    }
                    if (cueHitObjectBallThisShot) railHitAfterContact = true; // Track rail hit after contact
                }
            }
            // Bottom Wall
            if (b1.y + BALL_RADIUS > bottom) {
                if (!nearBottomLeftPocket && !nearBottomMidPocket && !nearBottomRightPocket) {
                    b1.y = bottom - BALL_RADIUS; b1.vy *= -1.0f; collidedWallThisBall = true;
                    if (!playedWallSoundThisFrame) {
                        std::thread([](const TCHAR* soundName) { PlaySound(soundName, NULL, SND_FILENAME | SND_NODEFAULT); }, TEXT("wall.wav")).detach();
                        playedWallSoundThisFrame = true;
                    }
                    if (cueHitObjectBallThisShot) railHitAfterContact = true; // Track rail hit after contact
                }
            }

            // Spin effect (Unchanged)
            if (collidedWallThisBall) {
                if (b1.x <= left + BALL_RADIUS || b1.x >= right - BALL_RADIUS) { b1.vy += cueSpinX * b1.vx * 0.05f; }
                if (b1.y <= top + BALL_RADIUS || b1.y >= bottom - BALL_RADIUS) { b1.vx -= cueSpinY * b1.vy * 0.05f; }
                cueSpinX *= 0.7f; cueSpinY *= 0.7f;
            }


            // --- Ball-Ball Collisions ---
            for (size_t j = i + 1; j < balls.size(); ++j) {
                Ball& b2 = balls[j];
                if (b2.isPocketed) continue;

                float dx = b2.x - b1.x; float dy = b2.y - b1.y;
                float distSq = dx * dx + dy * dy;
                float minDist = BALL_RADIUS * 2.0f;

                if (distSq > 1e-6 && distSq < minDist * minDist) {
                    float dist = sqrtf(distSq);
                    float overlap = minDist - dist;
                    float nx = dx / dist; float ny = dy / dist;

                    // Separation (Unchanged)
                    b1.x -= overlap * 0.5f * nx; b1.y -= overlap * 0.5f * ny;
                    b2.x += overlap * 0.5f * nx; b2.y += overlap * 0.5f * ny;

                    float rvx = b1.vx - b2.vx; float rvy = b1.vy - b2.vy;
                    float velAlongNormal = rvx * nx + rvy * ny;

                    if (velAlongNormal > 0) { // Colliding
                        // --- Play Ball Collision Sound ---
                        if (!playedCollideSoundThisFrame) {
                            std::thread([](const TCHAR* soundName) { PlaySound(soundName, NULL, SND_FILENAME | SND_NODEFAULT); }, TEXT("poolballhit.wav")).detach();
                            playedCollideSoundThisFrame = true; // Set flag
                        }
                        // --- End Sound ---

                        // --- NEW: Track First Hit and Cue/Object Collision ---
                        if (firstHitBallIdThisShot == -1) { // If first hit hasn't been recorded yet
                            if (b1.id == 0) { // Cue ball hit b2 first
                                firstHitBallIdThisShot = b2.id;
                                cueHitObjectBallThisShot = true;
                            }
                            else if (b2.id == 0) { // Cue ball hit b1 first
                                firstHitBallIdThisShot = b1.id;
                                cueHitObjectBallThisShot = true;
                            }
                            // If neither is cue ball, doesn't count as first hit for foul purposes
                        }
                        else if (b1.id == 0 || b2.id == 0) {
                            // Track subsequent cue ball collisions with object balls
                            cueHitObjectBallThisShot = true;
                        }
                        // --- End First Hit Tracking ---


                        // Impulse (Unchanged)
                        float impulse = velAlongNormal;
                        b1.vx -= impulse * nx; b1.vy -= impulse * ny;
                        b2.vx += impulse * nx; b2.vy += impulse * ny;

                        // Spin Transfer (Unchanged)
                        if (b1.id == 0 || b2.id == 0) {
                            float spinEffectFactor = 0.08f;
                            b1.vx += (cueSpinY * ny - cueSpinX * nx) * spinEffectFactor;
                            b1.vy += (cueSpinY * nx + cueSpinX * ny) * spinEffectFactor;
                            b2.vx -= (cueSpinY * ny - cueSpinX * nx) * spinEffectFactor;
                            b2.vy -= (cueSpinY * nx + cueSpinX * ny) * spinEffectFactor;
                            cueSpinX *= 0.85f; cueSpinY *= 0.85f;
                        }
                    }
                }
            } // End ball-ball loop
        } // End ball loop
    } // End CheckCollisions


    bool CheckPockets() {
        bool anyPocketed = false;
        // FIX: Declare a local flag to ensure the sound only plays ONCE per function call.
        bool ballPocketedThisCheck = false;
        // For each ball not already pocketed:
        for (auto& b : balls) {
            if (b.isPocketed)
                continue;

            // Check against each pocket
            for (int p = 0; p < 6; ++p) {
                float dx = b.x - pocketPositions[p].x;
                float dy = b.y - pocketPositions[p].y;
                if (dx * dx + dy * dy <= POCKET_RADIUS * POCKET_RADIUS) {
                    // It's in the pocket—remove it from play
                    // If it's the 8?ball, remember which pocket it went into
                    if (b.id == 8) {
                        lastEightBallPocketIndex = p;   // <-- Must set here!
                    }
                    b.isPocketed = true;
                    b.vx = b.vy = 0.0f;           // kill any movement
                    pocketedThisTurn.push_back(b.id);
                    anyPocketed = true;

                    // --- FIX: Insert your sound logic here ---
                    // The 'if' guard prevents multiple sounds on a multi-ball break.
                    if (!ballPocketedThisCheck) {
                        std::thread([](const TCHAR* soundName) { PlaySound(soundName, NULL, SND_FILENAME | SND_NODEFAULT); }, TEXT("pocket.wav")).detach();
                        ballPocketedThisCheck = true;
                    }
                    // --- End Sound Fix ---

                    break;  // no need to check other pockets for this ball
                }
            }
        }
        return anyPocketed;
    }

    bool AreBallsMoving() {
        for (size_t i = 0; i < balls.size(); ++i) {
            if (!balls[i].isPocketed && (balls[i].vx != 0 || balls[i].vy != 0)) {
                return true;
            }
        }
        return false;
    }

    void RespawnCueBall(bool behindHeadstring) {
        Ball* cueBall = GetCueBall();
        if (cueBall) {
            // Determine the initial target position
            float targetX, targetY;
            if (behindHeadstring) {
                targetX = TABLE_LEFT + (HEADSTRING_X - TABLE_LEFT) * 0.5f;
                targetY = TABLE_TOP + TABLE_HEIGHT / 2.0f;
            }
            else {
                targetX = TABLE_LEFT + TABLE_WIDTH / 2.0f;
                targetY = TABLE_TOP + TABLE_HEIGHT / 2.0f;
            }

            // FOOLPROOF FIX: Check if the target spot is valid. If not, nudge it until it is.
            int attempts = 0;
            while (!IsValidCueBallPosition(targetX, targetY, behindHeadstring) && attempts < 100) {
                // If the spot is occupied, try nudging the ball slightly.
                targetX += (static_cast<float>(rand() % 100 - 50) / 50.0f) * BALL_RADIUS;
                targetY += (static_cast<float>(rand() % 100 - 50) / 50.0f) * BALL_RADIUS;
                // Clamp to stay within reasonable bounds
                targetX = std::max(TABLE_LEFT + BALL_RADIUS, std::min(targetX, TABLE_RIGHT - BALL_RADIUS));
                targetY = std::max(TABLE_TOP + BALL_RADIUS, std::min(targetY, TABLE_BOTTOM - BALL_RADIUS));
                attempts++;
            }

            // Set the final, valid position.
            cueBall->x = targetX;
            cueBall->y = targetY;
            cueBall->vx = 0;
            cueBall->vy = 0;
            cueBall->isPocketed = false;

            // Set the correct game state for ball-in-hand.
            if (currentPlayer == 1) {
                currentGameState = BALL_IN_HAND_P1;
                aiTurnPending = false;
            }
            else {
                currentGameState = BALL_IN_HAND_P2;
                if (isPlayer2AI) {
                    aiTurnPending = true;
                }
            }
        }
    }


    // --- Game Logic ---

    void ApplyShot(float power, float angle, float spinX, float spinY) {
        Ball* cueBall = GetCueBall();
        if (cueBall) {

            // --- Play Cue Strike Sound (Threaded) ---
            if (power > 0.1f) { // Only play if it's an audible shot
                std::thread([](const TCHAR* soundName) { PlaySound(soundName, NULL, SND_FILENAME | SND_NODEFAULT); }, TEXT("cue.wav")).detach();
            }
            // --- End Sound ---

            cueBall->vx = cosf(angle) * power;
            cueBall->vy = sinf(angle) * power;

            // Apply English (Spin) - Simplified effect (Unchanged)
            cueBall->vx += sinf(angle) * spinY * 0.5f;
            cueBall->vy -= cosf(angle) * spinY * 0.5f;
            cueBall->vx -= cosf(angle) * spinX * 0.5f;
            cueBall->vy -= sinf(angle) * spinX * 0.5f;

            // Store spin (Unchanged)
            cueSpinX = spinX;
            cueSpinY = spinY;

            // --- Reset Foul Tracking flags for the new shot ---
            // (Also reset in LBUTTONUP, but good to ensure here too)
            firstHitBallIdThisShot = -1;      // No ball hit yet
            cueHitObjectBallThisShot = false; // Cue hasn't hit anything yet
            railHitAfterContact = false;     // No rail hit after contact yet
            // --- End Reset ---

                    // If this was the opening break shot, clear the flag
            if (isOpeningBreakShot) {
                isOpeningBreakShot = false; // Mark opening break as taken
            }
        }
    }


    // ---------------------------------------------------------------------
    //  ProcessShotResults()
    // ---------------------------------------------------------------------
    void ProcessShotResults() {
        bool cueBallPocketed = false;
        bool eightBallPocketed = false;
        bool playerContinuesTurn = false;

        // --- Step 1: Update Ball Counts FIRST (THE CRITICAL FIX) ---
        // We must update the score before any other game logic runs.
        PlayerInfo& shootingPlayer = (currentPlayer == 1) ? player1Info : player2Info;
        int ownBallsPocketedThisTurn = 0;

        for (int id : pocketedThisTurn) {
            Ball* b = GetBallById(id);
            if (!b) continue;

            if (b->id == 0) {
                cueBallPocketed = true;
            }
            else if (b->id == 8) {
                eightBallPocketed = true;
            }
            else {
                // This is a numbered ball. Update the pocketed count for the correct player.
                if (b->type == player1Info.assignedType && player1Info.assignedType != BallType::NONE) {
                    player1Info.ballsPocketedCount++;
                }
                else if (b->type == player2Info.assignedType && player2Info.assignedType != BallType::NONE) {
                    player2Info.ballsPocketedCount++;
                }

                if (b->type == shootingPlayer.assignedType) {
                    ownBallsPocketedThisTurn++;
                }
            }
        }

        if (ownBallsPocketedThisTurn > 0) {
            playerContinuesTurn = true;
        }

        // --- Step 2: Handle Game-Ending 8-Ball Shot ---
        // Now that the score is updated, this check will have the correct information.
        if (eightBallPocketed) {
            CheckGameOverConditions(true, cueBallPocketed);
            if (currentGameState == GAME_OVER) {
                pocketedThisTurn.clear();
                return;
            }
        }

        // --- Step 3: Check for Fouls ---
        bool turnFoul = false;
        if (cueBallPocketed) {
            turnFoul = true;
        }
        else {
            Ball* firstHit = GetBallById(firstHitBallIdThisShot);
            if (!firstHit) { // Rule: Hitting nothing is a foul.
                turnFoul = true;
            }
            else { // Rule: Hitting the wrong ball type is a foul.
                if (player1Info.assignedType != BallType::NONE) { // Colors are assigned.
                    // We check if the player WAS on the 8-ball BEFORE this shot.
                    bool wasOnEightBall = (shootingPlayer.assignedType != BallType::NONE && (shootingPlayer.ballsPocketedCount - ownBallsPocketedThisTurn) >= 7);
                    if (wasOnEightBall) {
                        if (firstHit->id != 8) turnFoul = true;
                    }
                    else {
                        if (firstHit->type != shootingPlayer.assignedType) turnFoul = true;
                    }
                }
            }
        } //reenable below disabled for debugging
        //if (!turnFoul && cueHitObjectBallThisShot && !railHitAfterContact && pocketedThisTurn.empty()) {
            //turnFoul = true;
        //}
        foulCommitted = turnFoul;

        // --- Step 4: Final State Transition ---
        if (foulCommitted) {
            SwitchTurns();
            RespawnCueBall(false);
        }
        else if (player1Info.assignedType == BallType::NONE && !pocketedThisTurn.empty() && !cueBallPocketed) {
            // Assign types on the break.
            for (int id : pocketedThisTurn) {
                Ball* b = GetBallById(id);
                if (b && b->type != BallType::EIGHT_BALL) {
                    AssignPlayerBallTypes(b->type);
                    break;
                }
            }
            CheckAndTransitionToPocketChoice(currentPlayer);
        }
        else if (playerContinuesTurn) {
            // The player's turn continues. Now the check will work correctly.
            CheckAndTransitionToPocketChoice(currentPlayer);
        }
        else {
            SwitchTurns();
        }

        pocketedThisTurn.clear();
    }

    /*
    // --- Step 3: Final State Transition ---
    if (foulCommitted) {
        SwitchTurns();
        RespawnCueBall(false);
    }
    else if (playerContinuesTurn) {
        CheckAndTransitionToPocketChoice(currentPlayer);
    }
    else {
        SwitchTurns();
    }

    pocketedThisTurn.clear();
    } */

    //  Assign groups AND optionally give the shooter his first count.
    bool AssignPlayerBallTypes(BallType firstPocketedType, bool creditShooter /*= true*/)
    {
        if (firstPocketedType != SOLID && firstPocketedType != STRIPE)
            return false;                                 // safety

        /* ---------------------------------------------------------
           1.  Decide the groups
        --------------------------------------------------------- */
        if (currentPlayer == 1)
        {
            player1Info.assignedType = firstPocketedType;
            player2Info.assignedType =
                (firstPocketedType == SOLID) ? STRIPE : SOLID;
        }
        else
        {
            player2Info.assignedType = firstPocketedType;
            player1Info.assignedType =
                (firstPocketedType == SOLID) ? STRIPE : SOLID;
        }

        /* ---------------------------------------------------------
           2.  Count the very ball that made the assignment
        --------------------------------------------------------- */
        if (creditShooter)
        {
            if (currentPlayer == 1)
                ++player1Info.ballsPocketedCount;
            else
                ++player2Info.ballsPocketedCount;
        }
        return true;
    }

    /*bool AssignPlayerBallTypes(BallType firstPocketedType) {
        if (firstPocketedType == BallType::SOLID || firstPocketedType == BallType::STRIPE) {
            if (currentPlayer == 1) {
                player1Info.assignedType = firstPocketedType;
                player2Info.assignedType = (firstPocketedType == BallType::SOLID) ? BallType::STRIPE : BallType::SOLID;
            }
            else {
                player2Info.assignedType = firstPocketedType;
                player1Info.assignedType = (firstPocketedType == BallType::SOLID) ? BallType::STRIPE : BallType::SOLID;
            }
            return true; // Assignment was successful
        }
        return false; // No assignment made (e.g., 8-ball was pocketed on break)
    }*/
    // If 8-ball was first (illegal on break generally), rules vary.
    // Here, we might ignore assignment until a solid/stripe is pocketed legally.
    // Or assign based on what *else* was pocketed, if anything.
    // Simplification: Assignment only happens on SOLID or STRIPE first pocket.


    // --- Called in ProcessShotResults() after pocket detection ---
    void CheckGameOverConditions(bool eightBallPocketed, bool cueBallPocketed)
    {
        // Only care if the 8?ball really went in:
        if (!eightBallPocketed) return;

        // Who’s shooting now?
        PlayerInfo& shooter = (currentPlayer == 1) ? player1Info : player2Info;
        PlayerInfo& opponent = (currentPlayer == 1) ? player2Info : player1Info;

        // Which pocket did we CALL?
        int called = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
        // Which pocket did it ACTUALLY fall into?
        int actual = lastEightBallPocketIndex;

        // Check legality: must have called a pocket ?0, must match actual,
        // must have pocketed all 7 of your balls first, and must not have scratched.
        bool legal = (called >= 0)
            && (called == actual)
            && (shooter.ballsPocketedCount >= 7)
            && (!cueBallPocketed);

        // Build a message that shows both values for debugging/tracing:
        if (legal) {
            gameOverMessage = shooter.name
                + L" Wins! "
                + L"(Called: " + std::to_wstring(called)
                + L", Actual: " + std::to_wstring(actual) + L")";
        }
        else {
            gameOverMessage = opponent.name
                + L" Wins! (Illegal 8-Ball) "
                + L"(Called: " + std::to_wstring(called)
                + L", Actual: " + std::to_wstring(actual) + L")";
        }

        currentGameState = GAME_OVER;
    }



    /*void CheckGameOverConditions(bool eightBallPocketed, bool cueBallPocketed) {
        if (!eightBallPocketed) return;

        PlayerInfo& shootingPlayer = (currentPlayer == 1) ? player1Info : player2Info;
        PlayerInfo& opponentPlayer = (currentPlayer == 1) ? player2Info : player1Info;

        // Handle 8-ball on break: re-spot and continue.
        if (player1Info.assignedType == BallType::NONE) {
            Ball* b = GetBallById(8);
            if (b) { b->isPocketed = false; b->x = RACK_POS_X; b->y = RACK_POS_Y; b->vx = b->vy = 0; }
            if (cueBallPocketed) foulCommitted = true;
            return;
        }

        // --- FOOLPROOF WIN/LOSS LOGIC ---
        bool wasOnEightBall = IsPlayerOnEightBall(currentPlayer);
        int calledPocket = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
        int actualPocket = -1;

        // Find which pocket the 8-ball actually went into.
        for (int id : pocketedThisTurn) {
            if (id == 8) {
                Ball* b = GetBallById(8); // This ball is already marked as pocketed, but we need its last coords.
                if (b) {
                    for (int p_idx = 0; p_idx < 6; ++p_idx) {
                        // Check last known position against pocket centers
                        if (GetDistanceSq(b->x, b->y, pocketPositions[p_idx].x, pocketPositions[p_idx].y) < POCKET_RADIUS * POCKET_RADIUS * 1.5f) {
                            actualPocket = p_idx;
                            break;
                        }
                    }
                }
                break;
            }
        }

        // Evaluate win/loss based on a clear hierarchy of rules.
        if (!wasOnEightBall) {
            gameOverMessage = opponentPlayer.name + L" Wins! (8-Ball Pocketed Early)";
        }
        else if (cueBallPocketed) {
            gameOverMessage = opponentPlayer.name + L" Wins! (Scratched on 8-Ball)";
        }
        else if (calledPocket == -1) {
            gameOverMessage = opponentPlayer.name + L" Wins! (Pocket Not Called)";
        }
        else if (actualPocket != calledPocket) {
            gameOverMessage = opponentPlayer.name + L" Wins! (8-Ball in Wrong Pocket)";
        }
        else {
            // WIN! All loss conditions failed, this must be a legal win.
            gameOverMessage = shootingPlayer.name + L" Wins!";
        }

        currentGameState = GAME_OVER;
    }*/

    /*void CheckGameOverConditions(bool eightBallPocketed, bool cueBallPocketed)
    {
        if (!eightBallPocketed) return;

        PlayerInfo& shooter = (currentPlayer == 1) ? player1Info : player2Info;
        PlayerInfo& opponent = (currentPlayer == 1) ? player2Info : player1Info;
        // Which pocket did we call?
        int called = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
        // Which pocket did the ball really fall into?
        int actual = lastEightBallPocketIndex;

        // Legal victory only if:
        //  1) Shooter had already pocketed 7 of their object balls,
        //  2) They called a pocket,
        //  3) The 8?ball actually fell into that same pocket,
        //  4) They did not scratch on the 8?ball.
        bool legal =
            (shooter.ballsPocketedCount >= 7) &&
            (called >= 0) &&
            (called == actual) &&
            (!cueBallPocketed);

        if (legal) {
            gameOverMessage = shooter.name + L" Wins! "
                L"(called: " + std::to_wstring(called) +
                L", actual: " + std::to_wstring(actual) + L")";
        }
        else {
            gameOverMessage = opponent.name + L" Wins! (illegal 8-ball) "
            // For debugging you can append:
            + L" (called: " + std::to_wstring(called)
            + L", actual: " + std::to_wstring(actual) + L")";
        }

        currentGameState = GAME_OVER;
    }*/

    // ????????????????????????????????????????????????????????????????
    //  CheckGameOverConditions()
    //     – Called when the 8-ball has fallen.
    //     – Decides who wins and builds the gameOverMessage.
    // ????????????????????????????????????????????????????????????????
    /*void CheckGameOverConditions(bool eightBallPocketed, bool cueBallPocketed)
    {
        if (!eightBallPocketed) return;                     // safety

        PlayerInfo& shooter = (currentPlayer == 1) ? player1Info : player2Info;
        PlayerInfo& opponent = (currentPlayer == 1) ? player2Info : player1Info;

        int calledPocket = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
        int actualPocket = lastEightBallPocketIndex;

        bool clearedSeven = (shooter.ballsPocketedCount >= 7);
        bool noScratch = !cueBallPocketed;
        bool callMade = (calledPocket >= 0);

        // helper ? turn “-1” into "None" for readability
        auto pocketToStr = [](int idx) -> std::wstring
        {
            return (idx >= 0) ? std::to_wstring(idx) : L"None";
        };

        if (clearedSeven && noScratch && callMade && actualPocket == calledPocket)
        {
            // legitimate win
            gameOverMessage =
                shooter.name +
                L" Wins! (Called pocket: " + pocketToStr(calledPocket) +
                L", Actual pocket: " + pocketToStr(actualPocket) + L")";
        }
        else
        {
            // wrong pocket, scratch, or early 8-ball
            gameOverMessage =
                opponent.name +
                L" Wins! (Called pocket: " + pocketToStr(calledPocket) +
                L", Actual pocket: " + pocketToStr(actualPocket) + L")";
        }

        currentGameState = GAME_OVER;
    }*/

    /* void CheckGameOverConditions(bool eightBallPocketed, bool cueBallPocketed) {
        if (!eightBallPocketed) return; // Only when 8-ball actually pocketed

        PlayerInfo& shooter = (currentPlayer == 1) ? player1Info : player2Info;
        PlayerInfo& opponent = (currentPlayer == 1) ? player2Info : player1Info;
        bool      onEightRoll = IsPlayerOnEightBall(currentPlayer);
        int       calledPocket = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
        int       actualPocket = -1;
        Ball* bEight = GetBallById(8);

        // locate which hole the 8-ball went into
        if (bEight) {
            for (int i = 0; i < 6; ++i) {
                if (GetDistanceSq(bEight->x, bEight->y,
                    pocketPositions[i].x, pocketPositions[i].y)
                    < POCKET_RADIUS * POCKET_RADIUS * 1.5f) {
                    actualPocket = i; break;
                }
            }
        }

        // 1) On break / pre-assignment: re-spot & continue
        if (player1Info.assignedType == BallType::NONE) {
            if (bEight) {
                bEight->isPocketed = false;
                bEight->x = RACK_POS_X; bEight->y = RACK_POS_Y;
                bEight->vx = bEight->vy = 0;
            }
            if (cueBallPocketed) foulCommitted = true;
            return;
        }

        // 2) Loss if pocketed 8 early
        if (!onEightRoll) {
            gameOverMessage = opponent.name + L" Wins! (" + shooter.name + L" pocketed 8-ball early)";
        }
        // 3) Loss if scratched
        else if (cueBallPocketed) {
            gameOverMessage = opponent.name + L" Wins! (" + shooter.name + L" scratched on 8-ball)";
        }
        // 4) Loss if no pocket call
        else if (calledPocket < 0) {
            gameOverMessage = opponent.name + L" Wins! (" + shooter.name + L" did not call a pocket)";
        }
        // 5) Loss if in wrong pocket
        else if (actualPocket != calledPocket) {
            gameOverMessage = opponent.name + L" Wins! (" + shooter.name + L" 8-ball in wrong pocket)";
        }
        // 6) Otherwise, valid win
        else {
            gameOverMessage = shooter.name + L" Wins!";
        }

        currentGameState = GAME_OVER;
    } */


    // Switch the shooter, handle fouls and decide what state we go to next.
    // ────────────────────────────────────────────────────────────────
    //  SwitchTurns – final version (arrow–leak bug fixed)
    // ────────────────────────────────────────────────────────────────
    void SwitchTurns()
    {
        /* --------------------------------------------------------- */
        /* 1.  Hand the table over to the other player               */
        /* --------------------------------------------------------- */
        currentPlayer = (currentPlayer == 1) ? 2 : 1;

        /* --------------------------------------------------------- */
        /* 2.  Generic per–turn resets                               */
        /* --------------------------------------------------------- */
        isAiming = false;
        shotPower = 0.0f;
        currentlyHoveredPocket = -1;

        /* --------------------------------------------------------- */
        /* 3.  Wipe every previous pocket call                       */
        /*    (the new shooter will choose again if needed)          */
        /* --------------------------------------------------------- */
        calledPocketP1 = -1;
        calledPocketP2 = -1;
        pocketCallMessage.clear();

        /* --------------------------------------------------------- */
        /* 4.  Handle fouls — cue-ball in hand overrides everything  */
        /* --------------------------------------------------------- */
        if (foulCommitted)
        {
            if (currentPlayer == 1)            // human
            {
                currentGameState = BALL_IN_HAND_P1;
                aiTurnPending = false;
            }
            else                               // P2
            {
                currentGameState = BALL_IN_HAND_P2;
                aiTurnPending = isPlayer2AI;   // AI will place cue-ball
            }

            foulCommitted = false;
            return;                            // we're done for this frame
        }

        /* --------------------------------------------------------- */
        /* 5.  Normal flow                                           */
        /*    Will put us in  ∘ PLAYER?_TURN                         */
        /*                    ∘ CHOOSING_POCKET_P?                   */
        /*                    ∘ AI_THINKING  (for CPU)               */
        /* --------------------------------------------------------- */
        CheckAndTransitionToPocketChoice(currentPlayer);
    }


    void AIBreakShot() {
        Ball* cueBall = GetCueBall();
        if (!cueBall) return;

        // This function is called when it's AI's turn for the opening break and state is PRE_BREAK_PLACEMENT.
        // AI will place the cue ball and then plan the shot.
        if (isOpeningBreakShot && currentGameState == PRE_BREAK_PLACEMENT) {
            // Place cue ball in the kitchen randomly
            /*float kitchenMinX = TABLE_LEFT + BALL_RADIUS; // [cite: 1071, 1072, 1587]
            float kitchenMaxX = HEADSTRING_X - BALL_RADIUS; // [cite: 1072, 1078, 1588]
            float kitchenMinY = TABLE_TOP + BALL_RADIUS; // [cite: 1071, 1072, 1588]
            float kitchenMaxY = TABLE_BOTTOM - BALL_RADIUS; // [cite: 1072, 1073, 1589]*/

            // --- AI Places Cue Ball for Break ---
    // Decide if placing center or side. For simplicity, let's try placing slightly off-center
    // towards one side for a more angled break, or center for direct apex hit.
    // A common strategy is to hit the second ball of the rack.

            float placementY = RACK_POS_Y; // Align vertically with the rack center
            float placementX;

            // Randomly choose a side or center-ish placement for variation.
            int placementChoice = rand() % 3; // 0: Left-ish, 1: Center-ish, 2: Right-ish in kitchen

            if (placementChoice == 0) { // Left-ish
                placementX = HEADSTRING_X - (TABLE_WIDTH * 0.05f) - (BALL_RADIUS * (1 + (rand() % 3))); // Place slightly to the left within kitchen
            }
            else if (placementChoice == 2) { // Right-ish
                placementX = HEADSTRING_X - (TABLE_WIDTH * 0.05f) + (BALL_RADIUS * (1 + (rand() % 3))); // Place slightly to the right within kitchen
            }
            else { // Center-ish
                placementX = TABLE_LEFT + (HEADSTRING_X - TABLE_LEFT) * 0.5f; // Roughly center of kitchen
            }
            placementX = std::max(TABLE_LEFT + BALL_RADIUS + 1.0f, std::min(placementX, HEADSTRING_X - BALL_RADIUS - 1.0f)); // Clamp within kitchen X

            bool validPos = false;
            int attempts = 0;
            while (!validPos && attempts < 100) {
                /*cueBall->x = kitchenMinX + static_cast<float>(rand()) / (static_cast<float>(RAND_MAX) / (kitchenMaxX - kitchenMinX)); // [cite: 1589]
                cueBall->y = kitchenMinY + static_cast<float>(rand()) / (static_cast<float>(RAND_MAX) / (kitchenMaxY - kitchenMinY)); // [cite: 1590]
                if (IsValidCueBallPosition(cueBall->x, cueBall->y, true)) { // [cite: 1591]
                    validPos = true; // [cite: 1591]*/
                    // Try the chosen X, but vary Y slightly to find a clear spot
                cueBall->x = placementX;
                cueBall->y = placementY + (static_cast<float>(rand() % 100 - 50) / 100.0f) * BALL_RADIUS * 2.0f; // Vary Y a bit
                cueBall->y = std::max(TABLE_TOP + BALL_RADIUS + 1.0f, std::min(cueBall->y, TABLE_BOTTOM - BALL_RADIUS - 1.0f)); // Clamp Y

                if (IsValidCueBallPosition(cueBall->x, cueBall->y, true /* behind headstring */)) {
                    validPos = true;
                }
                attempts++; // [cite: 1592]
            }
            if (!validPos) {
                // Fallback position
                /*cueBall->x = TABLE_LEFT + (HEADSTRING_X - TABLE_LEFT) * 0.5f; // [cite: 1071, 1078, 1593]
                cueBall->y = (TABLE_TOP + TABLE_BOTTOM) * 0.5f; // [cite: 1071, 1073, 1594]
                if (!IsValidCueBallPosition(cueBall->x, cueBall->y, true)) { // [cite: 1594]
                    cueBall->x = HEADSTRING_X - BALL_RADIUS * 2; // [cite: 1072, 1078, 1594]
                    cueBall->y = RACK_POS_Y; // [cite: 1080, 1595]
                }
            }
            cueBall->vx = 0; // [cite: 1595]
            cueBall->vy = 0; // [cite: 1596]

            // Plan a break shot: aim at the center of the rack (apex ball)
            float targetX = RACK_POS_X; // [cite: 1079] Aim for the apex ball X-coordinate
            float targetY = RACK_POS_Y; // [cite: 1080] Aim for the apex ball Y-coordinate

            float dx = targetX - cueBall->x; // [cite: 1599]
            float dy = targetY - cueBall->y; // [cite: 1600]
            float shotAngle = atan2f(dy, dx); // [cite: 1600]
            float shotPowerValue = MAX_SHOT_POWER; // [cite: 1076, 1600] Use MAX_SHOT_POWER*/

                cueBall->x = TABLE_LEFT + (HEADSTRING_X - TABLE_LEFT) * 0.75f; // A default safe spot in kitchen
                cueBall->y = RACK_POS_Y;
            }
            cueBall->vx = 0; cueBall->vy = 0;

            // --- AI Plans the Break Shot ---
            float targetX, targetY;
            // If cue ball is near center of kitchen width, aim for apex.
            // Otherwise, aim for the second ball on the side the cue ball is on (for a cut break).
            float kitchenCenterRegion = (HEADSTRING_X - TABLE_LEFT) * 0.3f; // Define a "center" region
            if (std::abs(cueBall->x - (TABLE_LEFT + (HEADSTRING_X - TABLE_LEFT) / 2.0f)) < kitchenCenterRegion / 2.0f) {
                // Center-ish placement: Aim for the apex ball (ball ID 1 or first ball in rack)
                targetX = RACK_POS_X; // Apex ball X
                targetY = RACK_POS_Y; // Apex ball Y
            }
            else {
                // Side placement: Aim to hit the "second" ball of the rack for a wider spread.
                // This is a simplification. A more robust way is to find the actual second ball.
                // For now, aim slightly off the apex towards the side the cue ball is on.
                targetX = RACK_POS_X + BALL_RADIUS * 2.0f * 0.866f; // X of the second row of balls
                targetY = RACK_POS_Y + ((cueBall->y > RACK_POS_Y) ? -BALL_RADIUS : BALL_RADIUS); // Aim at the upper or lower of the two second-row balls
            }

            float dx = targetX - cueBall->x;
            float dy = targetY - cueBall->y;
            float shotAngle = atan2f(dy, dx);
            float shotPowerValue = MAX_SHOT_POWER * (0.9f + (rand() % 11) / 100.0f); // Slightly vary max power

            // Store planned shot details for the AI
            /*aiPlannedShotDetails.angle = shotAngle; // [cite: 1102, 1601]
            aiPlannedShotDetails.power = shotPowerValue; // [cite: 1102, 1601]
            aiPlannedShotDetails.spinX = 0.0f; // [cite: 1102, 1601] No spin for a standard power break
            aiPlannedShotDetails.spinY = 0.0f; // [cite: 1103, 1602]
            aiPlannedShotDetails.isValid = true; // [cite: 1103, 1602]*/

            aiPlannedShotDetails.angle = shotAngle;
            aiPlannedShotDetails.power = shotPowerValue;
            aiPlannedShotDetails.spinX = 0.0f; // No spin for break usually
            aiPlannedShotDetails.spinY = 0.0f;
            aiPlannedShotDetails.isValid = true;

            // Update global cue parameters for immediate visual feedback if DrawAimingAids uses them
            /*::cueAngle = aiPlannedShotDetails.angle;      // [cite: 1109, 1603] Update global cueAngle
            ::shotPower = aiPlannedShotDetails.power;     // [cite: 1109, 1604] Update global shotPower
            ::cueSpinX = aiPlannedShotDetails.spinX;    // [cite: 1109]
            ::cueSpinY = aiPlannedShotDetails.spinY;    // [cite: 1110]*/

            ::cueAngle = aiPlannedShotDetails.angle;
            ::shotPower = aiPlannedShotDetails.power;
            ::cueSpinX = aiPlannedShotDetails.spinX;
            ::cueSpinY = aiPlannedShotDetails.spinY;

            // Set up for AI display via GameUpdate
            /*aiIsDisplayingAim = true;                   // [cite: 1104] Enable AI aiming visualization
            aiAimDisplayFramesLeft = AI_AIM_DISPLAY_DURATION_FRAMES; // [cite: 1105] Set duration for display

            currentGameState = AI_THINKING; // [cite: 1081] Transition to AI_THINKING state.
                                            // GameUpdate will handle the aiAimDisplayFramesLeft countdown
                                            // and then execute the shot using aiPlannedShotDetails.
                                            // isOpeningBreakShot will be set to false within ApplyShot.

            // No immediate ApplyShot or sound here; GameUpdate's AI execution logic will handle it.*/

            aiIsDisplayingAim = true;
            aiAimDisplayFramesLeft = AI_AIM_DISPLAY_DURATION_FRAMES;
            currentGameState = AI_THINKING; // State changes to AI_THINKING, GameUpdate will handle shot execution after display
            aiTurnPending = false;

            return; // The break shot is now planned and will be executed by GameUpdate
        }

        // 2. If not in PRE_BREAK_PLACEMENT (e.g., if this function were called at other times,
        //    though current game logic only calls it for PRE_BREAK_PLACEMENT)
        //    This part can be extended if AIBreakShot needs to handle other scenarios.
        //    For now, the primary logic is above.
    }

    // --- Helper Functions ---

    Ball* GetBallById(int id) {
        for (size_t i = 0; i < balls.size(); ++i) {
            if (balls[i].id == id) {
                return &balls[i];
            }
        }
        return nullptr;
    }

    Ball* GetCueBall() {
        return GetBallById(0);
    }

    float GetDistance(float x1, float y1, float x2, float y2) {
        return sqrtf(GetDistanceSq(x1, y1, x2, y2));
    }

    float GetDistanceSq(float x1, float y1, float x2, float y2) {
        float dx = x2 - x1;
        float dy = y2 - y1;
        return dx * dx + dy * dy;
    }

    bool IsValidCueBallPosition(float x, float y, bool checkHeadstring) {
        // Basic bounds check (inside cushions)
        float left = TABLE_LEFT + CUSHION_THICKNESS + BALL_RADIUS;
        float right = TABLE_RIGHT - CUSHION_THICKNESS - BALL_RADIUS;
        float top = TABLE_TOP + CUSHION_THICKNESS + BALL_RADIUS;
        float bottom = TABLE_BOTTOM - CUSHION_THICKNESS - BALL_RADIUS;

        if (x < left || x > right || y < top || y > bottom) {
            return false;
        }

        // Check headstring restriction if needed
        if (checkHeadstring && x >= HEADSTRING_X) {
            return false;
        }

        // Check overlap with other balls
        for (size_t i = 0; i < balls.size(); ++i) {
            if (balls[i].id != 0 && !balls[i].isPocketed) { // Don't check against itself or pocketed balls
                if (GetDistanceSq(x, y, balls[i].x, balls[i].y) < (BALL_RADIUS * 2.0f) * (BALL_RADIUS * 2.0f)) {
                    return false; // Overlapping another ball
                }
            }
        }

        return true;
    }

    // --- NEW HELPER FUNCTION IMPLEMENTATIONS ---

    // Checks if a player has pocketed all their balls and is now on the 8-ball.
    bool IsPlayerOnEightBall(int player) {
        PlayerInfo& playerInfo = (player == 1) ? player1Info : player2Info;
        if (playerInfo.assignedType != BallType::NONE && playerInfo.assignedType != BallType::EIGHT_BALL && playerInfo.ballsPocketedCount >= 7) {
            Ball* eightBall = GetBallById(8);
            return (eightBall && !eightBall->isPocketed);
        }
        return false;
    }

    void CheckAndTransitionToPocketChoice(int playerID) {
        bool needsToCall = IsPlayerOnEightBall(playerID);

        if (needsToCall) {
            if (playerID == 1) { // Human Player 1
                currentGameState = CHOOSING_POCKET_P1;
                pocketCallMessage = player1Info.name + L": Choose a pocket for the 8-Ball...";
                if (calledPocketP1 == -1) calledPocketP1 = 2; // Default to bottom-right
            }
            else { // Player 2
                if (isPlayer2AI) {
                    // FOOLPROOF FIX: AI doesn't choose here. It transitions to a thinking state.
                    // AIMakeDecision will handle the choice and the pocket call.
                    currentGameState = AI_THINKING;
                    aiTurnPending = true; // Signal the main loop to run AIMakeDecision
                }
                else { // Human Player 2
                    currentGameState = CHOOSING_POCKET_P2;
                    pocketCallMessage = player2Info.name + L": Choose a pocket for the 8-Ball...";
                    if (calledPocketP2 == -1) calledPocketP2 = 2; // Default to bottom-right
                }
            }
        }
        else {
            // Player does not need to call a pocket, proceed to normal turn.
            pocketCallMessage = L"";
            currentGameState = (playerID == 1) ? PLAYER1_TURN : PLAYER2_TURN;
            if (playerID == 2 && isPlayer2AI) {
                aiTurnPending = true;
            }
        }
    }


    template <typename T>
    void SafeRelease(T** ppT) {
        if (*ppT) {
            (*ppT)->Release();
            *ppT = nullptr;
        }
    }

    // --- CPU Ball?in?Hand Placement --------------------------------
    // Moves the cue ball to a legal "ball in hand" position for the AI.
    void AIPlaceCueBall() {
        Ball* cue = GetCueBall();
        if (!cue) return;

        // Simple strategy: place back behind the headstring at the standard break spot
        cue->x = TABLE_LEFT + TABLE_WIDTH * 0.15f;
        cue->y = RACK_POS_Y;
        cue->vx = cue->vy = 0.0f;
    }

    // --- Helper Function for Line Segment Intersection ---
    // Finds intersection point of line segment P1->P2 and line segment P3->P4
    // Returns true if they intersect, false otherwise. Stores intersection point in 'intersection'.
    bool LineSegmentIntersection(D2D1_POINT_2F p1, D2D1_POINT_2F p2, D2D1_POINT_2F p3, D2D1_POINT_2F p4, D2D1_POINT_2F& intersection)
    {
        float denominator = (p4.y - p3.y) * (p2.x - p1.x) - (p4.x - p3.x) * (p2.y - p1.y);

        // Check if lines are parallel or collinear
        if (fabs(denominator) < 1e-6) {
            return false;
        }

        float ua = ((p4.x - p3.x) * (p1.y - p3.y) - (p4.y - p3.y) * (p1.x - p3.x)) / denominator;
        float ub = ((p2.x - p1.x) * (p1.y - p3.y) - (p2.y - p1.y) * (p1.x - p3.x)) / denominator;

        // Check if intersection point lies on both segments
        if (ua >= 0.0f && ua <= 1.0f && ub >= 0.0f && ub <= 1.0f) {
            intersection.x = p1.x + ua * (p2.x - p1.x);
            intersection.y = p1.y + ua * (p2.y - p1.y);
            return true;
        }

        return false;
    }

    // --- INSERT NEW HELPER FUNCTION HERE ---
    // Calculates the squared distance from point P to the line segment AB.
    float PointToLineSegmentDistanceSq(D2D1_POINT_2F p, D2D1_POINT_2F a, D2D1_POINT_2F b) {
        float l2 = GetDistanceSq(a.x, a.y, b.x, b.y);
        if (l2 == 0.0f) return GetDistanceSq(p.x, p.y, a.x, a.y); // Segment is a point
        // Consider P projecting onto the line AB infinite line
        // t = [(P-A) . (B-A)] / |B-A|^2
        float t = ((p.x - a.x) * (b.x - a.x) + (p.y - a.y) * (b.y - a.y)) / l2;
        t = std::max(0.0f, std::min(1.0f, t)); // Clamp t to the segment [0, 1]
        // Projection falls on the segment
        D2D1_POINT_2F projection = D2D1::Point2F(a.x + t * (b.x - a.x), a.y + t * (b.y - a.y));
        return GetDistanceSq(p.x, p.y, projection.x, projection.y);
    }
    // --- End New Helper ---

    // --- NEW AI Implementation Functions ---

    void AIMakeDecision() {
        // Start with a clean slate for the AI's plan.
        aiPlannedShotDetails.isValid = false;
        Ball* cueBall = GetCueBall();
        if (!cueBall || !isPlayer2AI || currentPlayer != 2) return;

        // Ask the "expert" (AIFindBestShot) for the best possible shot.
        AIShotInfo bestShot = AIFindBestShot();

        if (bestShot.possible) {
            // A good shot was found.
            // If it's an 8-ball shot, "call" the pocket.
            if (bestShot.involves8Ball) {
                calledPocketP2 = bestShot.pocketIndex;
            }
            else {
                calledPocketP2 = -1; // Ensure no pocket is called on a normal shot.
            }

            // Commit the details of the best shot to the AI's plan.
            aiPlannedShotDetails.angle = bestShot.angle;
            aiPlannedShotDetails.power = bestShot.power;
            aiPlannedShotDetails.spinX = bestShot.spinX;
            aiPlannedShotDetails.spinY = bestShot.spinY;
            aiPlannedShotDetails.isValid = true;

        }
        else {
            // No good offensive shot found, must play a safe defensive shot.
            // (This is a fallback and your current AIFindBestShot should prevent this)
            aiPlannedShotDetails.isValid = false;
        }

        // --- FOOLPROOF FIX: Trigger the Aim Display ---
        // If any valid plan was made, update the visuals and start the display pause.
        if (aiPlannedShotDetails.isValid) {

            // STEP 1: Copy the AI's plan into the global variables used for drawing.
            // This is the critical missing link.
            cueAngle = aiPlannedShotDetails.angle;
            shotPower = aiPlannedShotDetails.power;

            // STEP 2: Trigger the visual display pause.
            // These are the two lines you correctly identified.
            aiIsDisplayingAim = true;
            aiAimDisplayFramesLeft = AI_AIM_DISPLAY_DURATION_FRAMES;

        }
        else {
            // Absolute fallback: If no plan could be made, switch turns to prevent a freeze.
            SwitchTurns();
        }
    }


    AIShotInfo AIFindBestShot()
    {
        AIShotInfo best;                       // .possible == false
        Ball* cue = GetCueBall();
        if (!cue) return best;

        const bool on8 = IsPlayerOnEightBall(2);
        const BallType wantType = player2Info.assignedType;

        for (Ball& b : balls)
        {
            if (b.isPocketed || b.id == 0) continue;

            // decide if this ball is a legal/interesting target
            bool ok =
                on8 ? (b.id == 8) :
                ((wantType == BallType::NONE) || (b.type == wantType));

            if (!ok) continue;

            for (int p = 0; p < 6; ++p)
            {
                AIShotInfo cand = EvaluateShot(&b, p);
                if (cand.possible &&
                    (!best.possible || cand.score > best.score))
                    best = cand;
            }
        }

        // fall-back: tap cue ball forward (safety) if no potting line exists
        if (!best.possible && cue)
        {
            best.possible = true;
            best.angle = static_cast<float>(rand()) / RAND_MAX * 2.0f * PI;
            best.power = MAX_SHOT_POWER * 0.30f;
            best.spinX = best.spinY = 0.0f;
            best.targetBall = nullptr;
            best.score = -99999.0f;
            best.pocketIndex = -1;
        }
        return best;
    }


    // Evaluate a potential shot at a specific target ball towards a specific pocket
    AIShotInfo EvaluateShot(Ball* targetBall, int pocketIndex) {
        AIShotInfo shotInfo; // Defaults to not possible
        shotInfo.targetBall = targetBall;
        shotInfo.pocketIndex = pocketIndex;
        shotInfo.involves8Ball = (targetBall && targetBall->id == 8);

        Ball* cueBall = GetCueBall();
        if (!cueBall || !targetBall) return shotInfo;

        // 1. Calculate Ghost Ball position (where cue must hit target)
        shotInfo.ghostBallPos = CalculateGhostBallPos(targetBall, pocketIndex);

        // 2. Check Path: Cue Ball -> Ghost Ball Position
        if (!IsPathClear(D2D1::Point2F(cueBall->x, cueBall->y), shotInfo.ghostBallPos, cueBall->id, targetBall->id)) {
            return shotInfo; // Path blocked, shot is impossible.
        }

        // 3. Calculate Angle and Power
        float dx = shotInfo.ghostBallPos.x - cueBall->x;
        float dy = shotInfo.ghostBallPos.y - cueBall->y;
        shotInfo.angle = atan2f(dy, dx);

        float cueToGhostDist = GetDistance(cueBall->x, cueBall->y, shotInfo.ghostBallPos.x, shotInfo.ghostBallPos.y);
        float targetToPocketDist = GetDistance(targetBall->x, targetBall->y, pocketPositions[pocketIndex].x, pocketPositions[pocketIndex].y);
        shotInfo.power = CalculateShotPower(cueToGhostDist, targetToPocketDist);

        // 4. Score the shot (simple scoring: closer and straighter is better)
        shotInfo.score = 1000.0f - (cueToGhostDist + targetToPocketDist);

        // If we reached here, the shot is geometrically possible.
        shotInfo.possible = true;
        return shotInfo;
    }


    //  Estimate the power that will carry the cue-ball to the ghost position
    //  *and* push the object-ball the remaining distance to the pocket.
    //
    //  • cueToGhostDist    – pixels from cue to ghost-ball centre
    //  • targetToPocketDist– pixels from object-ball to chosen pocket
    //
    //  The function is fully deterministic (good for AI search) yet produces
    //  human-looking power levels.
    //
    float CalculateShotPower(float cueToGhostDist, float targetToPocketDist)
    {
        // Total distance the *energy* must cover (cue path + object-ball path)
        float totalDist = cueToGhostDist + targetToPocketDist;

        // Typical diagonal of the playable area (approx.) – used for scaling
        constexpr float TABLE_DIAG = 900.0f;

        // 1.  Convert distance to a 0-1 number (0: tap-in, 1: table length)
        float norm = std::clamp(totalDist / TABLE_DIAG, 0.0f, 1.0f);

        // 2.  Ease-in curve (smoothstep) for nicer progression
        norm = norm * norm * (3.0f - 2.0f * norm);

        // 3.  Blend between a gentle minimum and the absolute maximum
        const float MIN_POWER = MAX_SHOT_POWER * 0.18f;     // just enough to move
        float power = MIN_POWER + norm * (MAX_SHOT_POWER - MIN_POWER);

        // 4.  Safety clamp (also screens out degenerate calls)
        power = std::clamp(power, 0.15f, MAX_SHOT_POWER);

        return power;
    }

    // ------------------------------------------------------------------
    //  Return the ghost-ball centre needed for the target ball to roll
    //  straight into the chosen pocket.
    // ------------------------------------------------------------------
    D2D1_POINT_2F CalculateGhostBallPos(Ball* targetBall, int pocketIndex)
    {
        if (!targetBall) return D2D1::Point2F(0, 0);

        D2D1_POINT_2F P = pocketPositions[pocketIndex];

        float vx = P.x - targetBall->x;
        float vy = P.y - targetBall->y;
        float L = sqrtf(vx * vx + vy * vy);
        if (L < 1.0f) L = 1.0f;                // safety

        vx /= L;   vy /= L;

        return D2D1::Point2F(
            targetBall->x - vx * (BALL_RADIUS * 2.0f),
            targetBall->y - vy * (BALL_RADIUS * 2.0f));
    }

    // Calculate the position the cue ball needs to hit for the target ball to go towards the pocket
    // ────────────────────────────────────────────────────────────────
    //   2.  Shot evaluation & search
    // ────────────────────────────────────────────────────────────────

    //  Calculate ghost-ball position so that cue hits target towards pocket
    static inline D2D1_POINT_2F GhostPos(const Ball* tgt, int pocketIdx)
    {
        D2D1_POINT_2F P = pocketPositions[pocketIdx];
        float vx = P.x - tgt->x;
        float vy = P.y - tgt->y;
        float L = sqrtf(vx * vx + vy * vy);
        vx /= L;  vy /= L;
        return D2D1::Point2F(tgt->x - vx * (BALL_RADIUS * 2.0f),
            tgt->y - vy * (BALL_RADIUS * 2.0f));
    }

    //  Heuristic: shorter + straighter + proper group = higher score
    static inline float ScoreShot(float cue2Ghost,
        float tgt2Pocket,
        bool  correctGroup,
        bool  involves8)
    {
        float base = 2000.0f - (cue2Ghost + tgt2Pocket);   // prefer close shots
        if (!correctGroup)  base -= 400.0f;                  // penalty
        if (involves8)      base += 150.0f;                  // a bit more desirable
        return base;
    }

    // Checks if line segment is clear of obstructing balls
    // ────────────────────────────────────────────────────────────────
    //   1.  Low-level helpers – IsPathClear & FindFirstHitBall
    // ────────────────────────────────────────────────────────────────

    //  Test if the capsule [ start … end ] (radius = BALL_RADIUS)
    //  intersects any ball except the ids we want to ignore.
    bool IsPathClear(D2D1_POINT_2F start,
        D2D1_POINT_2F end,
        int ignoredBallId1,
        int ignoredBallId2)
    {
        float dx = end.x - start.x;
        float dy = end.y - start.y;
        float lenSq = dx * dx + dy * dy;
        if (lenSq < 1e-3f) return true;             // degenerate → treat as clear

        for (const Ball& b : balls)
        {
            if (b.isPocketed)      continue;
            if (b.id == ignoredBallId1 ||
                b.id == ignoredBallId2)             continue;

            // project ball centre onto the segment
            float t = ((b.x - start.x) * dx + (b.y - start.y) * dy) / lenSq;
            t = std::clamp(t, 0.0f, 1.0f);

            float cx = start.x + t * dx;
            float cy = start.y + t * dy;

            if (GetDistanceSq(b.x, b.y, cx, cy) < (BALL_RADIUS * BALL_RADIUS))
                return false;                       // blocked
        }
        return true;
    }

    //  Cast an (infinite) ray and return the first non-pocketed ball hit.
    //  `hitDistSq` is distance² from the start point to the collision point.
    Ball* FindFirstHitBall(D2D1_POINT_2F start,
        float        angle,
        float& hitDistSq)
    {
        Ball* hitBall = nullptr;
        float  bestSq = std::numeric_limits<float>::max();
        float  cosA = cosf(angle);
        float  sinA = sinf(angle);

        for (Ball& b : balls)
        {
            if (b.id == 0 || b.isPocketed) continue;         // ignore cue & sunk balls

            float relX = b.x - start.x;
            float relY = b.y - start.y;
            float proj = relX * cosA + relY * sinA;          // distance along the ray

            if (proj <= 0) continue;                         // behind cue

            // closest approach of the ray to the sphere centre
            float closestX = start.x + proj * cosA;
            float closestY = start.y + proj * sinA;
            float dSq = GetDistanceSq(b.x, b.y, closestX, closestY);

            if (dSq <= BALL_RADIUS * BALL_RADIUS)            // intersection
            {
                float back = sqrtf(BALL_RADIUS * BALL_RADIUS - dSq);
                float collDist = proj - back;                // front surface
                float collSq = collDist * collDist;
                if (collSq < bestSq)
                {
                    bestSq = collSq;
                    hitBall = &b;
                }
            }
        }
        hitDistSq = bestSq;
        return hitBall;
    }

    // Basic check for reasonable AI aim angles (optional)
    bool IsValidAIAimAngle(float angle) {
        // Placeholder - could check for NaN or infinity if calculations go wrong
        return isfinite(angle);
    }

    //midi func = start
    void PlayMidiInBackground(HWND hwnd, const TCHAR* midiPath) {
        while (isMusicPlaying) {
            MCI_OPEN_PARMS mciOpen = { 0 };
            mciOpen.lpstrDeviceType = TEXT("sequencer");
            mciOpen.lpstrElementName = midiPath;

            if (mciSendCommand(0, MCI_OPEN, MCI_OPEN_TYPE | MCI_OPEN_ELEMENT, (DWORD_PTR)&mciOpen) == 0) {
                midiDeviceID = mciOpen.wDeviceID;

                MCI_PLAY_PARMS mciPlay = { 0 };
                mciSendCommand(midiDeviceID, MCI_PLAY, 0, (DWORD_PTR)&mciPlay);

                // Wait for playback to complete
                MCI_STATUS_PARMS mciStatus = { 0 };
                mciStatus.dwItem = MCI_STATUS_MODE;

                do {
                    mciSendCommand(midiDeviceID, MCI_STATUS, MCI_STATUS_ITEM, (DWORD_PTR)&mciStatus);
                    Sleep(100); // adjust as needed
                } while (mciStatus.dwReturn == MCI_MODE_PLAY && isMusicPlaying);

                mciSendCommand(midiDeviceID, MCI_CLOSE, 0, NULL);
                midiDeviceID = 0;
            }
        }
    }

    void StartMidi(HWND hwnd, const TCHAR* midiPath) {
        if (isMusicPlaying) {
            StopMidi();
        }
        isMusicPlaying = true;
        musicThread = std::thread(PlayMidiInBackground, hwnd, midiPath);
    }

    void StopMidi() {
        if (isMusicPlaying) {
            isMusicPlaying = false;
            if (musicThread.joinable()) musicThread.join();
            if (midiDeviceID != 0) {
                mciSendCommand(midiDeviceID, MCI_CLOSE, 0, NULL);
                midiDeviceID = 0;
            }
        }
    }

    /*void PlayGameMusic(HWND hwnd) {
        // Stop any existing playback
        if (isMusicPlaying) {
            isMusicPlaying = false;
            if (musicThread.joinable()) {
                musicThread.join();
            }
            if (midiDeviceID != 0) {
                mciSendCommand(midiDeviceID, MCI_CLOSE, 0, NULL);
                midiDeviceID = 0;
            }
        }

        // Get the path of the executable
        TCHAR exePath[MAX_PATH];
        GetModuleFileName(NULL, exePath, MAX_PATH);

        // Extract the directory path
        TCHAR* lastBackslash = _tcsrchr(exePath, '\\');
        if (lastBackslash != NULL) {
            *(lastBackslash + 1) = '\0';
        }

        // Construct the full path to the MIDI file
        static TCHAR midiPath[MAX_PATH];
        _tcscpy_s(midiPath, MAX_PATH, exePath);
        _tcscat_s(midiPath, MAX_PATH, TEXT("BSQ.MID"));

        // Start the background playback
        isMusicPlaying = true;
        musicThread = std::thread(PlayMidiInBackground, hwnd, midiPath);
    }*/
    //midi func = end

    // --- Drawing Functions ---

    void OnPaint() {
        HRESULT hr = CreateDeviceResources(); // Ensure resources are valid

        if (SUCCEEDED(hr)) {
            pRenderTarget->BeginDraw();
            DrawScene(pRenderTarget); // Pass render target
            hr = pRenderTarget->EndDraw();

            if (hr == D2DERR_RECREATE_TARGET) {
                DiscardDeviceResources();
                // Optionally request another paint message: InvalidateRect(hwndMain, NULL, FALSE);
                // But the timer loop will trigger redraw anyway.
            }
        }
        // If CreateDeviceResources failed, EndDraw might not be called.
        // Consider handling this more robustly if needed.
    }

    void DrawScene(ID2D1RenderTarget* pRT) {
        if (!pRT) return;

        //pRT->Clear(D2D1::ColorF(D2D1::ColorF::LightGray)); // Background color
        // Set background color to #ffffcd (RGB: 255, 255, 205)
        pRT->Clear(D2D1::ColorF(0.3686f, 0.5333f, 0.3882f)); // Clear with light yellow background NEWCOLOR 1.0f, 1.0f, 0.803f => (0.3686f, 0.5333f, 0.3882f)
        //pRT->Clear(D2D1::ColorF(1.0f, 1.0f, 0.803f)); // Clear with light yellow background NEWCOLOR 1.0f, 1.0f, 0.803f => (0.3686f, 0.5333f, 0.3882f)

        DrawTable(pRT, pFactory);
        DrawPocketSelectionIndicator(pRT); // Draw arrow over selected/called pocket
        DrawBalls(pRT);
        DrawAimingAids(pRT); // Includes cue stick if aiming
        DrawUI(pRT);
        DrawPowerMeter(pRT);
        DrawSpinIndicator(pRT);
        DrawPocketedBallsIndicator(pRT);
        DrawBallInHandIndicator(pRT); // Draw cue ball ghost if placing

         // Draw Game Over Message
        if (currentGameState == GAME_OVER && pTextFormat) {
            ID2D1SolidColorBrush* pBrush = nullptr;
            pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White), &pBrush);
            if (pBrush) {
                D2D1_RECT_F layoutRect = D2D1::RectF(TABLE_LEFT, TABLE_TOP + TABLE_HEIGHT / 2 - 30, TABLE_RIGHT, TABLE_TOP + TABLE_HEIGHT / 2 + 30);
                pRT->DrawText(
                    gameOverMessage.c_str(),
                    (UINT32)gameOverMessage.length(),
                    pTextFormat, // Use large format maybe?
                    &layoutRect,
                    pBrush
                );
                SafeRelease(&pBrush);
            }
        }

    }

    void DrawTable(ID2D1RenderTarget* pRT, ID2D1Factory* pFactory) {
        ID2D1SolidColorBrush* pBrush = nullptr;

        // === Draw Full Orange Frame (Table Border) ===
        ID2D1SolidColorBrush* pFrameBrush = nullptr;
        pRT->CreateSolidColorBrush(D2D1::ColorF(0.9157f, 0.6157f, 0.2000f), &pFrameBrush); //NEWCOLOR ::Orange (no brackets) => (0.9157, 0.6157, 0.2000)
        //pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Orange), &pFrameBrush); //NEWCOLOR ::Orange (no brackets) => (0.9157, 0.6157, 0.2000)
        if (pFrameBrush) {
            D2D1_RECT_F outerRect = D2D1::RectF(
                TABLE_LEFT - CUSHION_THICKNESS,
                TABLE_TOP - CUSHION_THICKNESS,
                TABLE_RIGHT + CUSHION_THICKNESS,
                TABLE_BOTTOM + CUSHION_THICKNESS
            );
            pRT->FillRectangle(&outerRect, pFrameBrush);
            SafeRelease(&pFrameBrush);
        }

        // Draw Table Bed (Green Felt)
        pRT->CreateSolidColorBrush(TABLE_COLOR, &pBrush);
        if (!pBrush) return;
        D2D1_RECT_F tableRect = D2D1::RectF(TABLE_LEFT, TABLE_TOP, TABLE_RIGHT, TABLE_BOTTOM);
        pRT->FillRectangle(&tableRect, pBrush);
        SafeRelease(&pBrush);

        // ------------------------------------------------------------------
//  Spotlight overlay (soft radial inside a rounded rectangle)
// ------------------------------------------------------------------
        {
            // 2.1  Build a radial gradient brush (edge = base cloth, centre = lighter)
            ID2D1RadialGradientBrush* pSpot = nullptr;
            ID2D1GradientStopCollection* pStops = nullptr;

            D2D1_COLOR_F centreClr = D2D1::ColorF(
                std::min(1.f, TABLE_COLOR.r * 1.60f),   // lighten ~60 %
                std::min(1.f, TABLE_COLOR.g * 1.60f),
                std::min(1.f, TABLE_COLOR.b * 1.60f));

            const D2D1_GRADIENT_STOP gs[3] =
            {
                { 0.0f, D2D1::ColorF(centreClr.r, centreClr.g, centreClr.b, 0.95f) },
                { 0.6f, D2D1::ColorF(TABLE_COLOR.r, TABLE_COLOR.g, TABLE_COLOR.b, 0.55f) },
                { 1.0f, D2D1::ColorF(TABLE_COLOR.r, TABLE_COLOR.g, TABLE_COLOR.b, 0.0f) }
            };
            pRT->CreateGradientStopCollection(gs, 3, &pStops);

            if (pStops)
            {
                D2D1_RECT_F rc = tableRect;
                const float PAD = 18.0f;                   // inset so corners stay dark
                rc.left += PAD;  rc.top += PAD;
                rc.right -= PAD;  rc.bottom -= PAD;

                // centre point & radii
                D2D1_POINT_2F centre = D2D1::Point2F(
                    (rc.left + rc.right) / 2.0f,
                    (rc.top + rc.bottom) / 2.0f);

                float rx = (rc.right - rc.left) * 0.55f;
                float ry = (rc.bottom - rc.top) * 0.55f;

                D2D1_RADIAL_GRADIENT_BRUSH_PROPERTIES props =
                    D2D1::RadialGradientBrushProperties(
                        centre,                       // origin
                        D2D1::Point2F(0, 0),          // offset
                        rx, ry);

                pRT->CreateRadialGradientBrush(props, pStops, &pSpot);
                pStops->Release();
            }

            if (pSpot)
            {
                // Use the same rounded rectangle the pocket bar uses for subtle round corners
                const float RADIUS = 20.0f;                       // corner radius
                D2D1_ROUNDED_RECT spotlightRR =
                    D2D1::RoundedRect(tableRect, RADIUS, RADIUS);

                pRT->FillRoundedRectangle(&spotlightRR, pSpot);
                pSpot->Release();
            }
        }

        // Draw Cushions (Red Border)
        pRT->CreateSolidColorBrush(CUSHION_COLOR, &pBrush);
        if (!pBrush) return;
        // Top Cushion (split by middle pocket)
        pRT->FillRectangle(D2D1::RectF(TABLE_LEFT + HOLE_VISUAL_RADIUS, TABLE_TOP - CUSHION_THICKNESS, TABLE_LEFT + TABLE_WIDTH / 2.f - HOLE_VISUAL_RADIUS, TABLE_TOP), pBrush);
        pRT->FillRectangle(D2D1::RectF(TABLE_LEFT + TABLE_WIDTH / 2.f + HOLE_VISUAL_RADIUS, TABLE_TOP - CUSHION_THICKNESS, TABLE_RIGHT - HOLE_VISUAL_RADIUS, TABLE_TOP), pBrush);
        // Bottom Cushion (split by middle pocket)
        pRT->FillRectangle(D2D1::RectF(TABLE_LEFT + HOLE_VISUAL_RADIUS, TABLE_BOTTOM, TABLE_LEFT + TABLE_WIDTH / 2.f - HOLE_VISUAL_RADIUS, TABLE_BOTTOM + CUSHION_THICKNESS), pBrush);
        pRT->FillRectangle(D2D1::RectF(TABLE_LEFT + TABLE_WIDTH / 2.f + HOLE_VISUAL_RADIUS, TABLE_BOTTOM, TABLE_RIGHT - HOLE_VISUAL_RADIUS, TABLE_BOTTOM + CUSHION_THICKNESS), pBrush);
        // Left Cushion
        pRT->FillRectangle(D2D1::RectF(TABLE_LEFT - CUSHION_THICKNESS, TABLE_TOP + HOLE_VISUAL_RADIUS, TABLE_LEFT, TABLE_BOTTOM - HOLE_VISUAL_RADIUS), pBrush);
        // Right Cushion
        pRT->FillRectangle(D2D1::RectF(TABLE_RIGHT, TABLE_TOP + HOLE_VISUAL_RADIUS, TABLE_RIGHT + CUSHION_THICKNESS, TABLE_BOTTOM - HOLE_VISUAL_RADIUS), pBrush);
        SafeRelease(&pBrush);


        // Draw Pockets (Black Circles)
        pRT->CreateSolidColorBrush(POCKET_COLOR, &pBrush);
        if (!pBrush) return;
        for (int i = 0; i < 6; ++i) {
            D2D1_ELLIPSE ellipse = D2D1::Ellipse(pocketPositions[i], HOLE_VISUAL_RADIUS, HOLE_VISUAL_RADIUS);
            pRT->FillEllipse(&ellipse, pBrush);
        }
        SafeRelease(&pBrush);

        // Draw Headstring Line (White)
        pRT->CreateSolidColorBrush(D2D1::ColorF(0.4235f, 0.5647f, 0.1765f, 1.0f), &pBrush); // NEWCOLOR ::White => (0.2784, 0.4549, 0.1843)
        //pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White, 0.5f), &pBrush); // NEWCOLOR ::White => (0.2784, 0.4549, 0.1843)
        if (!pBrush) return;
        pRT->DrawLine(
            D2D1::Point2F(HEADSTRING_X, TABLE_TOP),
            D2D1::Point2F(HEADSTRING_X, TABLE_BOTTOM),
            pBrush,
            1.0f // Line thickness
        );
        SafeRelease(&pBrush);

        // Draw Semicircle facing West (flat side East)
        // Draw Semicircle facing East (curved side on the East, flat side on the West)
        ID2D1PathGeometry* pGeometry = nullptr;
        HRESULT hr = pFactory->CreatePathGeometry(&pGeometry);
        if (SUCCEEDED(hr) && pGeometry)
        {
            ID2D1GeometrySink* pSink = nullptr;
            hr = pGeometry->Open(&pSink);
            if (SUCCEEDED(hr) && pSink)
            {
                float radius = 60.0f; // Radius for the semicircle
                D2D1_POINT_2F center = D2D1::Point2F(HEADSTRING_X, (TABLE_TOP + TABLE_BOTTOM) / 2.0f);

                // For a semicircle facing East (curved side on the East), use the top and bottom points.
                D2D1_POINT_2F startPoint = D2D1::Point2F(center.x, center.y - radius); // Top point

                pSink->BeginFigure(startPoint, D2D1_FIGURE_BEGIN_HOLLOW);

                D2D1_ARC_SEGMENT arc = {};
                arc.point = D2D1::Point2F(center.x, center.y + radius); // Bottom point
                arc.size = D2D1::SizeF(radius, radius);
                arc.rotationAngle = 0.0f;
                // Use the correct identifier with the extra underscore:
                arc.sweepDirection = D2D1_SWEEP_DIRECTION_COUNTER_CLOCKWISE;
                arc.arcSize = D2D1_ARC_SIZE_SMALL;

                pSink->AddArc(&arc);
                pSink->EndFigure(D2D1_FIGURE_END_OPEN);
                pSink->Close();
                SafeRelease(&pSink);

                ID2D1SolidColorBrush* pArcBrush = nullptr;
                //pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White, 0.3f), &pArcBrush);
                pRT->CreateSolidColorBrush(D2D1::ColorF(0.4235f, 0.5647f, 0.1765f, 1.0f), &pArcBrush);
                if (pArcBrush)
                {
                    pRT->DrawGeometry(pGeometry, pArcBrush, 1.5f);
                    SafeRelease(&pArcBrush);
                }
            }
            SafeRelease(&pGeometry);
        }




    }


    // ----------------------------------------------
    //  Helper : clamp to [0,1] and lighten a colour
    // ----------------------------------------------
    static D2D1_COLOR_F Lighten(const D2D1_COLOR_F& c, float factor = 1.25f)
    {
        return D2D1::ColorF(
            std::min(1.0f, c.r * factor),
            std::min(1.0f, c.g * factor),
            std::min(1.0f, c.b * factor),
            c.a);
    }

    // ------------------------------------------------
    //  NEW  DrawBalls – radial-gradient “spot-light”
    // ------------------------------------------------
    void DrawBalls(ID2D1RenderTarget* pRT)
    {
        if (!pRT) return;

        ID2D1SolidColorBrush* pStripeBrush = nullptr;    // white stripe
        ID2D1SolidColorBrush* pBorderBrush = nullptr;    // black ring
        ID2D1SolidColorBrush * pNumWhite = nullptr; // NEW – white circle
        ID2D1SolidColorBrush * pNumBlack = nullptr; // NEW – digit colour

        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White), &pStripeBrush);
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black), &pBorderBrush);
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White), &pNumWhite);
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black), &pNumBlack);

        for (const Ball& b : balls)
        {
            if (b.isPocketed) continue;

            //------------------------------------------
            // Build the radial gradient for THIS ball
            //------------------------------------------
            ID2D1GradientStopCollection* pStops = nullptr;
            ID2D1RadialGradientBrush* pRad = nullptr;

            D2D1_GRADIENT_STOP gs[3];
            gs[0].position = 0.0f;  gs[0].color = D2D1::ColorF(1, 1, 1, 0.95f);     // bright spot
            gs[1].position = 0.35f; gs[1].color = Lighten(b.color);                 // transitional
            gs[2].position = 1.0f;  gs[2].color = b.color;                          // base colour

            pRT->CreateGradientStopCollection(gs, 3, &pStops);

            if (pStops)
            {
                // Place the hot-spot slightly towards top-left to look more 3-D
                D2D1_POINT_2F origin = D2D1::Point2F(b.x - BALL_RADIUS * 0.4f,
                    b.y - BALL_RADIUS * 0.4f);

                D2D1_RADIAL_GRADIENT_BRUSH_PROPERTIES props =
                    D2D1::RadialGradientBrushProperties(
                        origin,                        // gradientOrigin
                        D2D1::Point2F(0, 0),           // offset (not used here)
                        BALL_RADIUS * 1.3f,            // radiusX
                        BALL_RADIUS * 1.3f);           // radiusY

                pRT->CreateRadialGradientBrush(props, pStops, &pRad);
                SafeRelease(&pStops);
            }

            //------------------------------------------
            //  Draw the solid or striped ball itself
            //------------------------------------------
            D2D1_ELLIPSE outer = D2D1::Ellipse(
                D2D1::Point2F(b.x, b.y), BALL_RADIUS, BALL_RADIUS);

            if (pRad)  pRT->FillEllipse(&outer, pRad);

            // ----------  Stripe overlay  -------------
            if (b.type == BallType::STRIPE && pStripeBrush)
            {
                // White band
                D2D1_RECT_F stripe = D2D1::RectF(
                    b.x - BALL_RADIUS,
                    b.y - BALL_RADIUS * 0.40f,
                    b.x + BALL_RADIUS,
                    b.y + BALL_RADIUS * 0.40f);
                pRT->FillRectangle(&stripe, pStripeBrush);

                // Inner circle (give stripe area same glossy shading)
                if (pRad)
                {
                    D2D1_ELLIPSE inner = D2D1::Ellipse(
                        D2D1::Point2F(b.x, b.y),
                        BALL_RADIUS * 0.60f,
                        BALL_RADIUS * 0.60f);
                    pRT->FillEllipse(&inner, pRad);
                }
            }

            // --------------------------------------------------------
//  Draw number decal (skip cue ball)
// --------------------------------------------------------
            if (b.id != 0 && pBallNumFormat && pNumWhite && pNumBlack)
            {
                // 1) white circle – slightly smaller on stripes so it fits
                const float decalR = (b.type == BallType::STRIPE) ?
                    BALL_RADIUS * 0.40f : BALL_RADIUS * 0.45f;

                D2D1_ELLIPSE decal = D2D1::Ellipse(
                    D2D1::Point2F(b.x, b.y), decalR, decalR);

                pRT->FillEllipse(&decal, pNumWhite);
                pRT->DrawEllipse(&decal, pNumBlack, 0.8f);   // thin border

                // 2) digit – convert id to printable number
                wchar_t numText[3];
                _snwprintf_s(numText, _TRUNCATE, L"%d", b.id);

                // layout rectangle exactly the diameter of the decal
                D2D1_RECT_F layout = D2D1::RectF(
                    b.x - decalR, b.y - decalR,
                    b.x + decalR, b.y + decalR);

                pRT->DrawText(numText,
                    (UINT32)wcslen(numText),
                    pBallNumFormat,
                    &layout,
                    pNumBlack);
            }

            // Black border
            if (pBorderBrush)
                pRT->DrawEllipse(&outer, pBorderBrush, 1.5f);

            SafeRelease(&pRad);
        }

        SafeRelease(&pStripeBrush);
        SafeRelease(&pBorderBrush);
        SafeRelease(&pNumWhite);   // NEW
        SafeRelease(&pNumBlack);   // NEW
    }

    /*void DrawBalls(ID2D1RenderTarget* pRT) {
        ID2D1SolidColorBrush* pBrush = nullptr;
        ID2D1SolidColorBrush* pStripeBrush = nullptr; // For stripe pattern

        pRT->CreateSolidColorBrush(D2D1::ColorF(0, 0, 0), &pBrush); // Placeholder
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White), &pStripeBrush);

        if (!pBrush || !pStripeBrush) {
            SafeRelease(&pBrush);
            SafeRelease(&pStripeBrush);
            return;
        }


        for (size_t i = 0; i < balls.size(); ++i) {
            const Ball& b = balls[i];
            if (!b.isPocketed) {
                D2D1_ELLIPSE ellipse = D2D1::Ellipse(D2D1::Point2F(b.x, b.y), BALL_RADIUS, BALL_RADIUS);

                // Set main ball color
                pBrush->SetColor(b.color);
                pRT->FillEllipse(&ellipse, pBrush);

                // Draw Stripe if applicable
                if (b.type == BallType::STRIPE) {
                    // Draw a white band across the middle (simplified stripe)
                    D2D1_RECT_F stripeRect = D2D1::RectF(b.x - BALL_RADIUS, b.y - BALL_RADIUS * 0.4f, b.x + BALL_RADIUS, b.y + BALL_RADIUS * 0.4f);
                    // Need to clip this rectangle to the ellipse bounds - complex!
                    // Alternative: Draw two colored arcs leaving a white band.
                    // Simplest: Draw a white circle inside, slightly smaller.
                    D2D1_ELLIPSE innerEllipse = D2D1::Ellipse(D2D1::Point2F(b.x, b.y), BALL_RADIUS * 0.6f, BALL_RADIUS * 0.6f);
                    pRT->FillEllipse(innerEllipse, pStripeBrush); // White center part
                    pBrush->SetColor(b.color); // Set back to stripe color
                    pRT->FillEllipse(innerEllipse, pBrush); // Fill again, leaving a ring - No, this isn't right.

                    // Let's try drawing a thick white line across
                    // This doesn't look great. Just drawing solid red for stripes for now.
                }

                // Draw Number (Optional - requires more complex text layout or pre-rendered textures)
                // if (b.id != 0 && pTextFormat) {
                //     std::wstring numStr = std::to_wstring(b.id);
                //     D2D1_RECT_F textRect = D2D1::RectF(b.x - BALL_RADIUS, b.y - BALL_RADIUS, b.x + BALL_RADIUS, b.y + BALL_RADIUS);
                //     ID2D1SolidColorBrush* pNumBrush = nullptr;
                //     D2D1_COLOR_F numCol = (b.type == BallType::SOLID || b.id == 8) ? D2D1::ColorF(D2D1::ColorF::Black) : D2D1::ColorF(D2D1::ColorF::White);
                //     pRT->CreateSolidColorBrush(numCol, &pNumBrush);
                //     // Create a smaller text format...
                //     // pRT->DrawText(numStr.c_str(), numStr.length(), pSmallTextFormat, &textRect, pNumBrush);
                //     SafeRelease(&pNumBrush);
                // }
            }
        }

        SafeRelease(&pBrush);
        SafeRelease(&pStripeBrush);
    }*/


    /*void DrawAimingAids(ID2D1RenderTarget* pRT) {
        // Condition check at start (Unchanged)
        //if (currentGameState != PLAYER1_TURN && currentGameState != PLAYER2_TURN &&
            //currentGameState != BREAKING && currentGameState != AIMING)
        //{
            //return;
        //}
            // NEW Condition: Allow drawing if it's a human player's active turn/aiming/breaking,
        // OR if it's AI's turn and it's in AI_THINKING state (calculating) or BREAKING (aiming break).
        bool isHumanInteracting = (!isPlayer2AI || currentPlayer == 1) &&
            (currentGameState == PLAYER1_TURN || currentGameState == PLAYER2_TURN ||
                currentGameState == BREAKING || currentGameState == AIMING);
        // AI_THINKING state is when AI calculates shot. AIMakeDecision sets cueAngle/shotPower.
        // Also include BREAKING state if it's AI's turn and isOpeningBreakShot for break aim visualization.
            // NEW Condition: AI is displaying its aim
        bool isAiVisualizingShot = (isPlayer2AI && currentPlayer == 2 &&
            currentGameState == AI_THINKING && aiIsDisplayingAim);

        if (!isHumanInteracting && !(isAiVisualizingShot || (currentGameState == AI_THINKING && aiIsDisplayingAim))) {
            return;
        }

        Ball* cueBall = GetCueBall();
        if (!cueBall || cueBall->isPocketed) return; // Don't draw if cue ball is gone

        ID2D1SolidColorBrush* pBrush = nullptr;
        ID2D1SolidColorBrush* pGhostBrush = nullptr;
        ID2D1StrokeStyle* pDashedStyle = nullptr;
        ID2D1SolidColorBrush* pCueBrush = nullptr;
        ID2D1SolidColorBrush* pReflectBrush = nullptr; // Brush for reflection line

        // Ensure render target is valid
        if (!pRT) return;

        // Create Brushes and Styles (check for failures)
        HRESULT hr;
        hr = pRT->CreateSolidColorBrush(AIM_LINE_COLOR, &pBrush);
        if FAILED(hr) { SafeRelease(&pBrush); return; }
        hr = pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White, 0.5f), &pGhostBrush);
        if FAILED(hr) { SafeRelease(&pBrush); SafeRelease(&pGhostBrush); return; }
        hr = pRT->CreateSolidColorBrush(D2D1::ColorF(0.6f, 0.4f, 0.2f), &pCueBrush);
        if FAILED(hr) { SafeRelease(&pBrush); SafeRelease(&pGhostBrush); SafeRelease(&pCueBrush); return; }
        // Create reflection brush (e.g., lighter shade or different color)
        hr = pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::LightCyan, 0.6f), &pReflectBrush);
        if FAILED(hr) { SafeRelease(&pBrush); SafeRelease(&pGhostBrush); SafeRelease(&pCueBrush); SafeRelease(&pReflectBrush); return; }
        // Create a Cyan brush for primary and secondary lines //orig(75.0f / 255.0f, 0.0f, 130.0f / 255.0f);indigoColor
        D2D1::ColorF cyanColor(0.0, 255.0, 255.0, 255.0f);
        ID2D1SolidColorBrush* pCyanBrush = nullptr;
        hr = pRT->CreateSolidColorBrush(cyanColor, &pCyanBrush);
        if (FAILED(hr)) {
            SafeRelease(&pCyanBrush);
            // handle error if needed
        }
        // Create a Purple brush for primary and secondary lines
        D2D1::ColorF purpleColor(255.0f, 0.0f, 255.0f, 255.0f);
        ID2D1SolidColorBrush* pPurpleBrush = nullptr;
        hr = pRT->CreateSolidColorBrush(purpleColor, &pPurpleBrush);
        if (FAILED(hr)) {
            SafeRelease(&pPurpleBrush);
            // handle error if needed
        }

        if (pFactory) {
            D2D1_STROKE_STYLE_PROPERTIES strokeProps = D2D1::StrokeStyleProperties();
            strokeProps.dashStyle = D2D1_DASH_STYLE_DASH;
            hr = pFactory->CreateStrokeStyle(&strokeProps, nullptr, 0, &pDashedStyle);
            if FAILED(hr) { pDashedStyle = nullptr; }
        }


        // --- Cue Stick Drawing (Unchanged from previous fix) ---
        const float baseStickLength = 150.0f;
        const float baseStickThickness = 4.0f;
        float stickLength = baseStickLength * 1.4f;
        float stickThickness = baseStickThickness * 1.5f;
        float stickAngle = cueAngle + PI;
        float powerOffset = 0.0f;
        //if (isAiming && (currentGameState == AIMING || currentGameState == BREAKING)) {
            // Show power offset if human is aiming/dragging, or if AI is preparing its shot (AI_THINKING or AI Break)
        if ((isAiming && (currentGameState == AIMING || currentGameState == BREAKING)) || isAiVisualizingShot) { // Use the new condition
            powerOffset = shotPower * 5.0f;
        }
        D2D1_POINT_2F cueStickEnd = D2D1::Point2F(cueBall->x + cosf(stickAngle) * (stickLength + powerOffset), cueBall->y + sinf(stickAngle) * (stickLength + powerOffset));
        D2D1_POINT_2F cueStickTip = D2D1::Point2F(cueBall->x + cosf(stickAngle) * (powerOffset + 5.0f), cueBall->y + sinf(stickAngle) * (powerOffset + 5.0f));
        pRT->DrawLine(cueStickTip, cueStickEnd, pCueBrush, stickThickness);


        // --- Projection Line Calculation ---
        float cosA = cosf(cueAngle);
        float sinA = sinf(cueAngle);
        float rayLength = TABLE_WIDTH + TABLE_HEIGHT; // Ensure ray is long enough
        D2D1_POINT_2F rayStart = D2D1::Point2F(cueBall->x, cueBall->y);
        D2D1_POINT_2F rayEnd = D2D1::Point2F(rayStart.x + cosA * rayLength, rayStart.y + sinA * rayLength);*/

    void DrawAimingAids(ID2D1RenderTarget* pRT) {
        // Determine if aiming aids should be drawn.
        bool isHumanInteracting = (!isPlayer2AI || currentPlayer == 1) &&
            (currentGameState == PLAYER1_TURN || currentGameState == PLAYER2_TURN ||
                currentGameState == BREAKING || currentGameState == AIMING ||
                currentGameState == CHOOSING_POCKET_P1 || currentGameState == CHOOSING_POCKET_P2);

        // FOOLPROOF FIX: This is the new condition to show the AI's aim.
        bool isAiVisualizingShot = (isPlayer2AI && currentPlayer == 2 && aiIsDisplayingAim);

        if (!isHumanInteracting && !isAiVisualizingShot) {
            return;
        }

        Ball* cueBall = GetCueBall();
        if (!cueBall || cueBall->isPocketed) return;

        // --- Brush and Style Creation (No changes here) ---
        ID2D1SolidColorBrush* pBrush = nullptr;
        ID2D1SolidColorBrush* pGhostBrush = nullptr;
        ID2D1StrokeStyle* pDashedStyle = nullptr;
        ID2D1SolidColorBrush* pCueBrush = nullptr;
        ID2D1SolidColorBrush* pReflectBrush = nullptr;
        ID2D1SolidColorBrush* pCyanBrush = nullptr;
        ID2D1SolidColorBrush* pPurpleBrush = nullptr;
        pRT->CreateSolidColorBrush(AIM_LINE_COLOR, &pBrush);
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White, 0.5f), &pGhostBrush);
        pRT->CreateSolidColorBrush(D2D1::ColorF(0.6f, 0.4f, 0.2f), &pCueBrush);
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::LightCyan, 0.6f), &pReflectBrush);
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Cyan), &pCyanBrush);
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Purple), &pPurpleBrush);
        if (pFactory) {
            D2D1_STROKE_STYLE_PROPERTIES strokeProps = D2D1::StrokeStyleProperties();
            strokeProps.dashStyle = D2D1_DASH_STYLE_DASH;
            pFactory->CreateStrokeStyle(&strokeProps, nullptr, 0, &pDashedStyle);
        }
        // --- End Brush Creation ---

        // --- FOOLPROOF FIX: Use the AI's planned angle and power for drawing ---
        float angleToDraw = cueAngle;
        float powerToDraw = shotPower;

        if (isAiVisualizingShot) {
            // When the AI is showing its aim, force the drawing to use its planned shot details.
            angleToDraw = aiPlannedShotDetails.angle;
            powerToDraw = aiPlannedShotDetails.power;
        }
        // --- End AI Aiming Fix ---

        // --- Cue Stick Drawing ---
        const float baseStickLength = 150.0f;
        const float baseStickThickness = 4.0f;
        float stickLength = baseStickLength * 1.4f;
        float stickThickness = baseStickThickness * 1.5f;
        float stickAngle = angleToDraw + PI; // Use the angle we determined
        float powerOffset = 0.0f;
        if ((isAiming || isDraggingStick) || isAiVisualizingShot) {
            powerOffset = powerToDraw * 5.0f; // Use the power we determined
        }
        D2D1_POINT_2F cueStickEnd = D2D1::Point2F(cueBall->x + cosf(stickAngle) * (stickLength + powerOffset), cueBall->y + sinf(stickAngle) * (stickLength + powerOffset));
        D2D1_POINT_2F cueStickTip = D2D1::Point2F(cueBall->x + cosf(stickAngle) * (powerOffset + 5.0f), cueBall->y + sinf(stickAngle) * (powerOffset + 5.0f));
        pRT->DrawLine(cueStickTip, cueStickEnd, pCueBrush, stickThickness);

        // --- Projection Line Calculation ---
        float cosA = cosf(angleToDraw); // Use the angle we determined
        float sinA = sinf(angleToDraw);
        float rayLength = TABLE_WIDTH + TABLE_HEIGHT;
        D2D1_POINT_2F rayStart = D2D1::Point2F(cueBall->x, cueBall->y);
        D2D1_POINT_2F rayEnd = D2D1::Point2F(rayStart.x + cosA * rayLength, rayStart.y + sinA * rayLength);

        // Find the first ball hit by the aiming ray
        Ball* hitBall = nullptr;
        float firstHitDistSq = -1.0f;
        D2D1_POINT_2F ballCollisionPoint = { 0, 0 }; // Point on target ball circumference
        D2D1_POINT_2F ghostBallPosForHit = { 0, 0 }; // Ghost ball pos for the hit ball

        hitBall = FindFirstHitBall(rayStart, cueAngle, firstHitDistSq);
        if (hitBall) {
            // Calculate the point on the target ball's circumference
            float collisionDist = sqrtf(firstHitDistSq);
            ballCollisionPoint = D2D1::Point2F(rayStart.x + cosA * collisionDist, rayStart.y + sinA * collisionDist);
            // Calculate ghost ball position for this specific hit (used for projection consistency)
            ghostBallPosForHit = D2D1::Point2F(hitBall->x - cosA * BALL_RADIUS, hitBall->y - sinA * BALL_RADIUS); // Approx.
        }

        // Find the first rail hit by the aiming ray
        D2D1_POINT_2F railHitPoint = rayEnd; // Default to far end if no rail hit
        float minRailDistSq = rayLength * rayLength;
        int hitRailIndex = -1; // 0:Left, 1:Right, 2:Top, 3:Bottom

        // Define table edge segments for intersection checks
        D2D1_POINT_2F topLeft = D2D1::Point2F(TABLE_LEFT, TABLE_TOP);
        D2D1_POINT_2F topRight = D2D1::Point2F(TABLE_RIGHT, TABLE_TOP);
        D2D1_POINT_2F bottomLeft = D2D1::Point2F(TABLE_LEFT, TABLE_BOTTOM);
        D2D1_POINT_2F bottomRight = D2D1::Point2F(TABLE_RIGHT, TABLE_BOTTOM);

        D2D1_POINT_2F currentIntersection;

        // Check Left Rail
        if (LineSegmentIntersection(rayStart, rayEnd, topLeft, bottomLeft, currentIntersection)) {
            float distSq = GetDistanceSq(rayStart.x, rayStart.y, currentIntersection.x, currentIntersection.y);
            if (distSq < minRailDistSq) { minRailDistSq = distSq; railHitPoint = currentIntersection; hitRailIndex = 0; }
        }
        // Check Right Rail
        if (LineSegmentIntersection(rayStart, rayEnd, topRight, bottomRight, currentIntersection)) {
            float distSq = GetDistanceSq(rayStart.x, rayStart.y, currentIntersection.x, currentIntersection.y);
            if (distSq < minRailDistSq) { minRailDistSq = distSq; railHitPoint = currentIntersection; hitRailIndex = 1; }
        }
        // Check Top Rail
        if (LineSegmentIntersection(rayStart, rayEnd, topLeft, topRight, currentIntersection)) {
            float distSq = GetDistanceSq(rayStart.x, rayStart.y, currentIntersection.x, currentIntersection.y);
            if (distSq < minRailDistSq) { minRailDistSq = distSq; railHitPoint = currentIntersection; hitRailIndex = 2; }
        }
        // Check Bottom Rail
        if (LineSegmentIntersection(rayStart, rayEnd, bottomLeft, bottomRight, currentIntersection)) {
            float distSq = GetDistanceSq(rayStart.x, rayStart.y, currentIntersection.x, currentIntersection.y);
            if (distSq < minRailDistSq) { minRailDistSq = distSq; railHitPoint = currentIntersection; hitRailIndex = 3; }
        }


        // --- Determine final aim line end point ---
        D2D1_POINT_2F finalLineEnd = railHitPoint; // Assume rail hit first
        bool aimingAtRail = true;

        if (hitBall && firstHitDistSq < minRailDistSq) {
            // Ball collision is closer than rail collision
            finalLineEnd = ballCollisionPoint; // End line at the point of contact on the ball
            aimingAtRail = false;
        }

        // --- Draw Primary Aiming Line ---
        pRT->DrawLine(rayStart, finalLineEnd, pBrush, 1.0f, pDashedStyle ? pDashedStyle : NULL);

        // --- Draw Target Circle/Indicator ---
        D2D1_ELLIPSE targetCircle = D2D1::Ellipse(finalLineEnd, BALL_RADIUS / 2.0f, BALL_RADIUS / 2.0f);
        pRT->DrawEllipse(&targetCircle, pBrush, 1.0f);

        // --- Draw Projection/Reflection Lines ---
        if (!aimingAtRail && hitBall) {
            // Aiming at a ball: Draw Ghost Cue Ball and Target Ball Projection
            D2D1_ELLIPSE ghostCue = D2D1::Ellipse(ballCollisionPoint, BALL_RADIUS, BALL_RADIUS); // Ghost ball at contact point
            pRT->DrawEllipse(ghostCue, pGhostBrush, 1.0f, pDashedStyle ? pDashedStyle : NULL);

            // Calculate target ball projection based on impact line (cue collision point -> target center)
            float targetProjectionAngle = atan2f(hitBall->y - ballCollisionPoint.y, hitBall->x - ballCollisionPoint.x);
            // Clamp angle calculation if distance is tiny
            if (GetDistanceSq(hitBall->x, hitBall->y, ballCollisionPoint.x, ballCollisionPoint.y) < 1.0f) {
                targetProjectionAngle = cueAngle; // Fallback if overlapping
            }

            D2D1_POINT_2F targetStartPoint = D2D1::Point2F(hitBall->x, hitBall->y);
            D2D1_POINT_2F targetProjectionEnd = D2D1::Point2F(
                hitBall->x + cosf(targetProjectionAngle) * 50.0f, // Projection length 50 units
                hitBall->y + sinf(targetProjectionAngle) * 50.0f
            );
            // Draw solid line for target projection
            //pRT->DrawLine(targetStartPoint, targetProjectionEnd, pBrush, 1.0f);

        //new code start

                    // Dual trajectory with edge-aware contact simulation
            D2D1_POINT_2F dir = {
                targetProjectionEnd.x - targetStartPoint.x,
                targetProjectionEnd.y - targetStartPoint.y
            };
            float dirLen = sqrtf(dir.x * dir.x + dir.y * dir.y);
            dir.x /= dirLen;
            dir.y /= dirLen;

            D2D1_POINT_2F perp = { -dir.y, dir.x };

            // Approximate cue ball center by reversing from tip
            D2D1_POINT_2F cueBallCenterForGhostHit = { // Renamed for clarity if you use it elsewhere
                targetStartPoint.x - dir.x * BALL_RADIUS,
                targetStartPoint.y - dir.y * BALL_RADIUS
            };

            // REAL contact-ball center - use your physics object's center:
            // (replace 'objectBallPos' with whatever you actually call it)
            // (targetStartPoint is already hitBall->x, hitBall->y)
            D2D1_POINT_2F contactBallCenter = targetStartPoint; // Corrected: Use the object ball's actual center
            //D2D1_POINT_2F contactBallCenter = D2D1::Point2F(hitBall->x, hitBall->y);

           // The 'offset' calculation below uses 'cueBallCenterForGhostHit' (originally 'cueBallCenter').
           // This will result in 'offset' being 0 because 'cueBallCenterForGhostHit' is defined
           // such that (targetStartPoint - cueBallCenterForGhostHit) is parallel to 'dir',
           // and 'perp' is perpendicular to 'dir'.
           // Consider Change 2 if this 'offset' is not behaving as intended for the secondary line.
            /*float offset = ((targetStartPoint.x - cueBallCenterForGhostHit.x) * perp.x +
                (targetStartPoint.y - cueBallCenterForGhostHit.y) * perp.y);*/
                /*float offset = ((targetStartPoint.x - cueBallCenter.x) * perp.x +
                    (targetStartPoint.y - cueBallCenter.y) * perp.y);
                float absOffset = fabsf(offset);
                float side = (offset >= 0 ? 1.0f : -1.0f);*/

                // Use actual cue ball center for offset calculation if 'offset' is meant to quantify the cut
            D2D1_POINT_2F actualCueBallPhysicalCenter = D2D1::Point2F(cueBall->x, cueBall->y); // This is also rayStart

            // Offset calculation based on actual cue ball position relative to the 'dir' line through targetStartPoint
            float offset = ((targetStartPoint.x - actualCueBallPhysicalCenter.x) * perp.x +
                (targetStartPoint.y - actualCueBallPhysicalCenter.y) * perp.y);
            float absOffset = fabsf(offset);
            float side = (offset >= 0 ? 1.0f : -1.0f);


            // Actual contact point on target ball edge
            D2D1_POINT_2F contactPoint = {
            contactBallCenter.x + perp.x * BALL_RADIUS * side,
            contactBallCenter.y + perp.y * BALL_RADIUS * side
            };

            // Tangent (cut shot) path from contact point
                // Tangent (cut shot) path: from contact point to contact ball center
            D2D1_POINT_2F objectBallDir = {
                contactBallCenter.x - contactPoint.x,
                contactBallCenter.y - contactPoint.y
            };
            float oLen = sqrtf(objectBallDir.x * objectBallDir.x + objectBallDir.y * objectBallDir.y);
            if (oLen != 0.0f) {
                objectBallDir.x /= oLen;
                objectBallDir.y /= oLen;
            }

            const float PRIMARY_LEN = 150.0f; //default=150.0f
            const float SECONDARY_LEN = 150.0f; //default=150.0f
            const float STRAIGHT_EPSILON = BALL_RADIUS * 0.05f;

            D2D1_POINT_2F primaryEnd = {
                targetStartPoint.x + dir.x * PRIMARY_LEN,
                targetStartPoint.y + dir.y * PRIMARY_LEN
            };

            // Secondary line starts from the contact ball's center
            D2D1_POINT_2F secondaryStart = contactBallCenter;
            D2D1_POINT_2F secondaryEnd = {
                secondaryStart.x + objectBallDir.x * SECONDARY_LEN,
                secondaryStart.y + objectBallDir.y * SECONDARY_LEN
            };

            if (absOffset < STRAIGHT_EPSILON)  // straight shot?
            {
                // Straight: secondary behind primary
                        // secondary behind primary {pDashedStyle param at end}
                pRT->DrawLine(secondaryStart, secondaryEnd, pPurpleBrush, 2.0f);
                //pRT->DrawLine(secondaryStart, secondaryEnd, pGhostBrush, 1.0f);
                pRT->DrawLine(targetStartPoint, primaryEnd, pCyanBrush, 2.0f);
                //pRT->DrawLine(targetStartPoint, primaryEnd, pBrush, 1.0f);
            }
            else
            {
                // Cut shot: both visible
                        // both visible for cut shot
                pRT->DrawLine(secondaryStart, secondaryEnd, pPurpleBrush, 2.0f);
                //pRT->DrawLine(secondaryStart, secondaryEnd, pGhostBrush, 1.0f);
                pRT->DrawLine(targetStartPoint, primaryEnd, pCyanBrush, 2.0f);
                //pRT->DrawLine(targetStartPoint, primaryEnd, pBrush, 1.0f);
            }
            // End improved trajectory logic

        //new code end

            // -- Cue Ball Path after collision (Optional, requires physics) --
            // Very simplified: Assume cue deflects, angle depends on cut angle.
            // float cutAngle = acosf(cosf(cueAngle - targetProjectionAngle)); // Angle between paths
            // float cueDeflectionAngle = ? // Depends on cutAngle, spin, etc. Hard to predict accurately.
            // D2D1_POINT_2F cueProjectionEnd = ...
            // pRT->DrawLine(ballCollisionPoint, cueProjectionEnd, pGhostBrush, 1.0f, pDashedStyle ? pDashedStyle : NULL);

            // --- Accuracy Comment ---
            // Note: The visual accuracy of this projection, especially for cut shots (hitting the ball off-center)
            // or shots with spin, is limited by the simplified physics model. Real pool physics involves
            // collision-induced throw, spin transfer, and cue ball deflection not fully simulated here.
            // The ghost ball method shows the *ideal* line for a center-cue hit without spin.

        }
        else if (aimingAtRail && hitRailIndex != -1) {
            // Aiming at a rail: Draw reflection line
            float reflectAngle = cueAngle;
            // Reflect angle based on which rail was hit
            if (hitRailIndex == 0 || hitRailIndex == 1) { // Left or Right rail
                reflectAngle = PI - cueAngle; // Reflect horizontal component
            }
            else { // Top or Bottom rail
                reflectAngle = -cueAngle; // Reflect vertical component
            }
            // Normalize angle if needed (atan2 usually handles this)
            while (reflectAngle > PI) reflectAngle -= 2 * PI;
            while (reflectAngle <= -PI) reflectAngle += 2 * PI;


            float reflectionLength = 60.0f; // Length of the reflection line
            D2D1_POINT_2F reflectionEnd = D2D1::Point2F(
                finalLineEnd.x + cosf(reflectAngle) * reflectionLength,
                finalLineEnd.y + sinf(reflectAngle) * reflectionLength
            );

            // Draw the reflection line (e.g., using a different color/style)
            pRT->DrawLine(finalLineEnd, reflectionEnd, pReflectBrush, 1.0f, pDashedStyle ? pDashedStyle : NULL);
        }

        // Release resources
        SafeRelease(&pBrush);
        SafeRelease(&pGhostBrush);
        SafeRelease(&pCueBrush);
        SafeRelease(&pReflectBrush); // Release new brush
        SafeRelease(&pCyanBrush);
        SafeRelease(&pPurpleBrush);
        SafeRelease(&pDashedStyle);
    }


    void DrawUI(ID2D1RenderTarget* pRT) {
        if (!pTextFormat || !pLargeTextFormat) return;

        ID2D1SolidColorBrush* pBrush = nullptr;
        pRT->CreateSolidColorBrush(UI_TEXT_COLOR, &pBrush);
        if (!pBrush) return;

        //new code
        // --- Always draw AI's 8?Ball call arrow when it's Player?2's turn and AI has called ---
        //if (isPlayer2AI && currentPlayer == 2 && calledPocketP2 >= 0) {
            // FIX: This condition correctly shows the AI's called pocket arrow.
        if (isPlayer2AI && IsPlayerOnEightBall(2) && calledPocketP2 >= 0) {
            // pocket index that AI called
            int idx = calledPocketP2;
            // draw large blue arrow
            ID2D1SolidColorBrush* pArrow = nullptr;
            pRT->CreateSolidColorBrush(TURN_ARROW_COLOR, &pArrow);
            if (pArrow) {
                auto P = pocketPositions[idx];
                D2D1_POINT_2F tri[3] = {
                    { P.x - 15.0f, P.y - 40.0f },
                    { P.x + 15.0f, P.y - 40.0f },
                    { P.x       , P.y - 10.0f }
                };
                ID2D1PathGeometry* geom = nullptr;
                pFactory->CreatePathGeometry(&geom);
                ID2D1GeometrySink* sink = nullptr;
                geom->Open(&sink);
                sink->BeginFigure(tri[0], D2D1_FIGURE_BEGIN_FILLED);
                sink->AddLines(&tri[1], 2);
                sink->EndFigure(D2D1_FIGURE_END_CLOSED);
                sink->Close();
                pRT->FillGeometry(geom, pArrow);
                SafeRelease(&sink);
                SafeRelease(&geom);
                SafeRelease(&pArrow);
            }
            // draw “Choose a pocket...” prompt
            D2D1_RECT_F txt = D2D1::RectF(
                TABLE_LEFT,
                TABLE_BOTTOM + CUSHION_THICKNESS + 5.0f,
                TABLE_RIGHT,
                TABLE_BOTTOM + CUSHION_THICKNESS + 30.0f
            );
            pRT->DrawText(
                L"AI has called this pocket",
                (UINT32)wcslen(L"AI has called this pocket"),
                pTextFormat,
                &txt,
                pBrush
            );
            // note: no return here — we still draw fouls/turn text underneath
        }
        //end new code

        // --- Player Info Area (Top Left/Right) --- (Unchanged)
        float uiTop = TABLE_TOP - 80;
        float uiHeight = 60;
        float p1Left = TABLE_LEFT;
        float p1Width = 150;
        float p2Left = TABLE_RIGHT - p1Width;
        D2D1_RECT_F p1Rect = D2D1::RectF(p1Left, uiTop, p1Left + p1Width, uiTop + uiHeight);
        D2D1_RECT_F p2Rect = D2D1::RectF(p2Left, uiTop, p2Left + p1Width, uiTop + uiHeight);

        // Player 1 Info Text (Unchanged)
        std::wostringstream oss1;
        oss1 << player1Info.name.c_str() << L"\n";
        if (player1Info.assignedType != BallType::NONE) {
            oss1 << ((player1Info.assignedType == BallType::SOLID) ? L"Solids (Yellow)" : L"Stripes (Red)");
            oss1 << L" [" << player1Info.ballsPocketedCount << L"/7]";
        }
        else {
            oss1 << L"(Undecided)";
        }
        pRT->DrawText(oss1.str().c_str(), (UINT32)oss1.str().length(), pTextFormat, &p1Rect, pBrush);
        // Draw Player 1 Side Ball
        if (player1Info.assignedType != BallType::NONE)
        {
            ID2D1SolidColorBrush* pBallBrush = nullptr;
            D2D1_COLOR_F ballColor = (player1Info.assignedType == BallType::SOLID) ?
                D2D1::ColorF(1.0f, 1.0f, 0.0f) : D2D1::ColorF(1.0f, 0.0f, 0.0f);
            pRT->CreateSolidColorBrush(ballColor, &pBallBrush);
            if (pBallBrush)
            {
                D2D1_POINT_2F ballCenter = D2D1::Point2F(p1Rect.right + 10.0f, p1Rect.top + 20.0f);
                float radius = 10.0f;
                D2D1_ELLIPSE ball = D2D1::Ellipse(ballCenter, radius, radius);
                pRT->FillEllipse(&ball, pBallBrush);
                SafeRelease(&pBallBrush);
                // Draw border around the ball
                ID2D1SolidColorBrush* pBorderBrush = nullptr;
                pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black), &pBorderBrush);
                if (pBorderBrush)
                {
                    pRT->DrawEllipse(&ball, pBorderBrush, 1.5f); // thin border
                    SafeRelease(&pBorderBrush);
                }

                // If stripes, draw a stripe band
                if (player1Info.assignedType == BallType::STRIPE)
                {
                    ID2D1SolidColorBrush* pStripeBrush = nullptr;
                    pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White), &pStripeBrush);
                    if (pStripeBrush)
                    {
                        D2D1_RECT_F stripeRect = D2D1::RectF(
                            ballCenter.x - radius,
                            ballCenter.y - 3.0f,
                            ballCenter.x + radius,
                            ballCenter.y + 3.0f
                        );
                        pRT->FillRectangle(&stripeRect, pStripeBrush);
                        SafeRelease(&pStripeBrush);
                    }
                }
            }
        }


        // Player 2 Info Text (Unchanged)
        std::wostringstream oss2;
        oss2 << player2Info.name.c_str() << L"\n";
        if (player2Info.assignedType != BallType::NONE) {
            oss2 << ((player2Info.assignedType == BallType::SOLID) ? L"Solids (Yellow)" : L"Stripes (Red)");
            oss2 << L" [" << player2Info.ballsPocketedCount << L"/7]";
        }
        else {
            oss2 << L"(Undecided)";
        }
        pRT->DrawText(oss2.str().c_str(), (UINT32)oss2.str().length(), pTextFormat, &p2Rect, pBrush);
        // Draw Player 2 Side Ball
        if (player2Info.assignedType != BallType::NONE)
        {
            ID2D1SolidColorBrush* pBallBrush = nullptr;
            D2D1_COLOR_F ballColor = (player2Info.assignedType == BallType::SOLID) ?
                D2D1::ColorF(1.0f, 1.0f, 0.0f) : D2D1::ColorF(1.0f, 0.0f, 0.0f);
            pRT->CreateSolidColorBrush(ballColor, &pBallBrush);
            if (pBallBrush)
            {
                D2D1_POINT_2F ballCenter = D2D1::Point2F(p2Rect.right + 10.0f, p2Rect.top + 20.0f);
                float radius = 10.0f;
                D2D1_ELLIPSE ball = D2D1::Ellipse(ballCenter, radius, radius);
                pRT->FillEllipse(&ball, pBallBrush);
                SafeRelease(&pBallBrush);
                // Draw border around the ball
                ID2D1SolidColorBrush* pBorderBrush = nullptr;
                pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black), &pBorderBrush);
                if (pBorderBrush)
                {
                    pRT->DrawEllipse(&ball, pBorderBrush, 1.5f); // thin border
                    SafeRelease(&pBorderBrush);
                }

                // If stripes, draw a stripe band
                if (player2Info.assignedType == BallType::STRIPE)
                {
                    ID2D1SolidColorBrush* pStripeBrush = nullptr;
                    pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White), &pStripeBrush);
                    if (pStripeBrush)
                    {
                        D2D1_RECT_F stripeRect = D2D1::RectF(
                            ballCenter.x - radius,
                            ballCenter.y - 3.0f,
                            ballCenter.x + radius,
                            ballCenter.y + 3.0f
                        );
                        pRT->FillRectangle(&stripeRect, pStripeBrush);
                        SafeRelease(&pStripeBrush);
                    }
                }
            }
        }

        // --- MODIFIED: Current Turn Arrow (Blue, Bigger, Beside Name) ---
        ID2D1SolidColorBrush* pArrowBrush = nullptr;
        pRT->CreateSolidColorBrush(TURN_ARROW_COLOR, &pArrowBrush);
        if (pArrowBrush && currentGameState != GAME_OVER && currentGameState != SHOT_IN_PROGRESS && currentGameState != AI_THINKING) {
            float arrowSizeBase = 32.0f; // Base size for width/height offsets (4x original ~8)
            float arrowCenterY = p1Rect.top + uiHeight / 2.0f; // Center vertically with text box
            float arrowTipX, arrowBackX;

            D2D1_RECT_F playerBox = (currentPlayer == 1) ? p1Rect : p2Rect;
            arrowBackX = playerBox.left - 25.0f;
            arrowTipX = arrowBackX + arrowSizeBase * 0.75f;

            float notchDepth = 12.0f;  // Increased from 6.0f to make the rectangle longer
            float notchWidth = 10.0f;

            float cx = arrowBackX;
            float cy = arrowCenterY;

            // Define triangle + rectangle tail shape
            D2D1_POINT_2F tip = D2D1::Point2F(arrowTipX, cy);                           // tip
            D2D1_POINT_2F baseTop = D2D1::Point2F(cx, cy - arrowSizeBase / 2.0f);          // triangle top
            D2D1_POINT_2F baseBot = D2D1::Point2F(cx, cy + arrowSizeBase / 2.0f);          // triangle bottom

            // Rectangle coordinates for the tail portion:
            D2D1_POINT_2F r1 = D2D1::Point2F(cx - notchDepth, cy - notchWidth / 2.0f);   // rect top-left
            D2D1_POINT_2F r2 = D2D1::Point2F(cx, cy - notchWidth / 2.0f);                 // rect top-right
            D2D1_POINT_2F r3 = D2D1::Point2F(cx, cy + notchWidth / 2.0f);                 // rect bottom-right
            D2D1_POINT_2F r4 = D2D1::Point2F(cx - notchDepth, cy + notchWidth / 2.0f);    // rect bottom-left

            ID2D1PathGeometry* pPath = nullptr;
            if (SUCCEEDED(pFactory->CreatePathGeometry(&pPath))) {
                ID2D1GeometrySink* pSink = nullptr;
                if (SUCCEEDED(pPath->Open(&pSink))) {
                    pSink->BeginFigure(tip, D2D1_FIGURE_BEGIN_FILLED);
                    pSink->AddLine(baseTop);
                    pSink->AddLine(r2); // transition from triangle into rectangle
                    pSink->AddLine(r1);
                    pSink->AddLine(r4);
                    pSink->AddLine(r3);
                    pSink->AddLine(baseBot);
                    pSink->EndFigure(D2D1_FIGURE_END_CLOSED);
                    pSink->Close();
                    SafeRelease(&pSink);
                    pRT->FillGeometry(pPath, pArrowBrush);
                }
                SafeRelease(&pPath);
            }


            SafeRelease(&pArrowBrush);
        }

        //original
    /*
        // --- MODIFIED: Current Turn Arrow (Blue, Bigger, Beside Name) ---
        ID2D1SolidColorBrush* pArrowBrush = nullptr;
        pRT->CreateSolidColorBrush(TURN_ARROW_COLOR, &pArrowBrush);
        if (pArrowBrush && currentGameState != GAME_OVER && currentGameState != SHOT_IN_PROGRESS && currentGameState != AI_THINKING) {
            float arrowSizeBase = 32.0f; // Base size for width/height offsets (4x original ~8)
            float arrowCenterY = p1Rect.top + uiHeight / 2.0f; // Center vertically with text box
            float arrowTipX, arrowBackX;

            if (currentPlayer == 1) {
    arrowBackX = p1Rect.left - 25.0f; // Position left of the box
                arrowTipX = arrowBackX + arrowSizeBase * 0.75f; // Pointy end extends right
                // Define points for right-pointing arrow
                //D2D1_POINT_2F pt1 = D2D1::Point2F(arrowTipX, arrowCenterY); // Tip
                //D2D1_POINT_2F pt2 = D2D1::Point2F(arrowBackX, arrowCenterY - arrowSizeBase / 2.0f); // Top-Back
                //D2D1_POINT_2F pt3 = D2D1::Point2F(arrowBackX, arrowCenterY + arrowSizeBase / 2.0f); // Bottom-Back
                // Enhanced arrow with base rectangle intersection
        float notchDepth = 6.0f; // Depth of square base "stem"
        float notchWidth = 4.0f; // Thickness of square part

        D2D1_POINT_2F pt1 = D2D1::Point2F(arrowTipX, arrowCenterY); // Tip
        D2D1_POINT_2F pt2 = D2D1::Point2F(arrowBackX, arrowCenterY - arrowSizeBase / 2.0f); // Top-Back
        D2D1_POINT_2F pt3 = D2D1::Point2F(arrowBackX - notchDepth, arrowCenterY - notchWidth / 2.0f); // Square Left-Top
        D2D1_POINT_2F pt4 = D2D1::Point2F(arrowBackX - notchDepth, arrowCenterY + notchWidth / 2.0f); // Square Left-Bottom
        D2D1_POINT_2F pt5 = D2D1::Point2F(arrowBackX, arrowCenterY + arrowSizeBase / 2.0f); // Bottom-Back


        ID2D1PathGeometry* pPath = nullptr;
        if (SUCCEEDED(pFactory->CreatePathGeometry(&pPath))) {
            ID2D1GeometrySink* pSink = nullptr;
            if (SUCCEEDED(pPath->Open(&pSink))) {
                pSink->BeginFigure(pt1, D2D1_FIGURE_BEGIN_FILLED);
                pSink->AddLine(pt2);
                pSink->AddLine(pt3);
                pSink->EndFigure(D2D1_FIGURE_END_CLOSED);
                pSink->Close();
                SafeRelease(&pSink);
                pRT->FillGeometry(pPath, pArrowBrush);
            }
            SafeRelease(&pPath);
        }
            }


            //==================else player 2
            else { // Player 2
             // Player 2: Arrow left of P2 box, pointing right (or right of P2 box pointing left?)
             // Let's keep it consistent: Arrow left of the active player's box, pointing right.
    // Let's keep it consistent: Arrow left of the active player's box, pointing right.
    arrowBackX = p2Rect.left - 25.0f; // Position left of the box
    arrowTipX = arrowBackX + arrowSizeBase * 0.75f; // Pointy end extends right
    // Define points for right-pointing arrow
    D2D1_POINT_2F pt1 = D2D1::Point2F(arrowTipX, arrowCenterY); // Tip
    D2D1_POINT_2F pt2 = D2D1::Point2F(arrowBackX, arrowCenterY - arrowSizeBase / 2.0f); // Top-Back
    D2D1_POINT_2F pt3 = D2D1::Point2F(arrowBackX, arrowCenterY + arrowSizeBase / 2.0f); // Bottom-Back

    ID2D1PathGeometry* pPath = nullptr;
    if (SUCCEEDED(pFactory->CreatePathGeometry(&pPath))) {
        ID2D1GeometrySink* pSink = nullptr;
        if (SUCCEEDED(pPath->Open(&pSink))) {
            pSink->BeginFigure(pt1, D2D1_FIGURE_BEGIN_FILLED);
            pSink->AddLine(pt2);
            pSink->AddLine(pt3);
            pSink->EndFigure(D2D1_FIGURE_END_CLOSED);
            pSink->Close();
            SafeRelease(&pSink);
            pRT->FillGeometry(pPath, pArrowBrush);
        }
        SafeRelease(&pPath);
    }
            }
            */


            // --- Persistent Blue 8?Ball Call Arrow & Prompt ---
        /*if (calledPocketP1 >= 0 || calledPocketP2 >= 0)
        {
            // determine index (default top?right)
            int idx = (currentPlayer == 1 ? calledPocketP1 : calledPocketP2);
            if (idx < 0) idx = (currentPlayer == 1 ? calledPocketP2 : calledPocketP1);
            if (idx < 0) idx = 2;

            // draw large blue arrow
            ID2D1SolidColorBrush* pArrow = nullptr;
            pRT->CreateSolidColorBrush(TURN_ARROW_COLOR, &pArrow);
            if (pArrow) {
                auto P = pocketPositions[idx];
                D2D1_POINT_2F tri[3] = {
                    {P.x - 15.0f, P.y - 40.0f},
                    {P.x + 15.0f, P.y - 40.0f},
                    {P.x       , P.y - 10.0f}
                };
                ID2D1PathGeometry* geom = nullptr;
                pFactory->CreatePathGeometry(&geom);
                ID2D1GeometrySink* sink = nullptr;
                geom->Open(&sink);
                sink->BeginFigure(tri[0], D2D1_FIGURE_BEGIN_FILLED);
                sink->AddLines(&tri[1], 2);
                sink->EndFigure(D2D1_FIGURE_END_CLOSED);
                sink->Close();
                pRT->FillGeometry(geom, pArrow);
                SafeRelease(&sink); SafeRelease(&geom); SafeRelease(&pArrow);
            }

            // draw prompt
            D2D1_RECT_F txt = D2D1::RectF(
                TABLE_LEFT,
                TABLE_BOTTOM + CUSHION_THICKNESS + 5.0f,
                TABLE_RIGHT,
                TABLE_BOTTOM + CUSHION_THICKNESS + 30.0f
            );
            pRT->DrawText(
                L"Choose a pocket...",
                (UINT32)wcslen(L"Choose a pocket..."),
                pTextFormat,
                &txt,
                pBrush
            );
        }*/

        // --- Persistent Blue 8?Ball Pocket Arrow & Prompt (once called) ---
    /* if (calledPocketP1 >= 0 || calledPocketP2 >= 0)
    {
        // 1) Determine pocket index
        int idx = (currentPlayer == 1 ? calledPocketP1 : calledPocketP2);
        // If the other player had called but it's now your turn, still show that call
        if (idx < 0) idx = (currentPlayer == 1 ? calledPocketP2 : calledPocketP1);
        if (idx < 0) idx = 2; // default to top?right if somehow still unset

        // 2) Draw large blue arrow
        ID2D1SolidColorBrush* pArrow = nullptr;
        pRT->CreateSolidColorBrush(TURN_ARROW_COLOR, &pArrow);
        if (pArrow) {
            auto P = pocketPositions[idx];
            D2D1_POINT_2F tri[3] = {
                { P.x - 15.0f, P.y - 40.0f },
                { P.x + 15.0f, P.y - 40.0f },
                { P.x       , P.y - 10.0f }
            };
            ID2D1PathGeometry* geom = nullptr;
            pFactory->CreatePathGeometry(&geom);
            ID2D1GeometrySink* sink = nullptr;
            geom->Open(&sink);
            sink->BeginFigure(tri[0], D2D1_FIGURE_BEGIN_FILLED);
            sink->AddLines(&tri[1], 2);
            sink->EndFigure(D2D1_FIGURE_END_CLOSED);
            sink->Close();
            pRT->FillGeometry(geom, pArrow);
            SafeRelease(&sink);
            SafeRelease(&geom);
            SafeRelease(&pArrow);
        }

        // 3) Draw persistent prompt text
        D2D1_RECT_F txt = D2D1::RectF(
            TABLE_LEFT,
            TABLE_BOTTOM + CUSHION_THICKNESS + 5.0f,
            TABLE_RIGHT,
            TABLE_BOTTOM + CUSHION_THICKNESS + 30.0f
        );
        pRT->DrawText(
            L"Choose a pocket...",
            (UINT32)wcslen(L"Choose a pocket..."),
            pTextFormat,
            &txt,
            pBrush
        );
        // Note: no 'return'; allow foul/turn text to draw beneath if needed
    } */

    // new code ends here

        // --- MODIFIED: Foul Text (Large Red, Bottom Center) ---
        if (foulCommitted && currentGameState != SHOT_IN_PROGRESS) {
            ID2D1SolidColorBrush* pFoulBrush = nullptr;
            pRT->CreateSolidColorBrush(FOUL_TEXT_COLOR, &pFoulBrush);
            if (pFoulBrush && pLargeTextFormat) {
                // Calculate Rect for bottom-middle area
                float foulWidth = 200.0f; // Adjust width as needed
                float foulHeight = 60.0f;
                float foulLeft = TABLE_LEFT + (TABLE_WIDTH / 2.0f) - (foulWidth / 2.0f);
                // Position below the pocketed balls bar
                float foulTop = pocketedBallsBarRect.bottom + 10.0f;
                D2D1_RECT_F foulRect = D2D1::RectF(foulLeft, foulTop, foulLeft + foulWidth, foulTop + foulHeight);

                // --- Set text alignment to center for foul text ---
                pLargeTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER);
                pLargeTextFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER);

                pRT->DrawText(L"FOUL!", 5, pLargeTextFormat, &foulRect, pFoulBrush);

                // --- Restore default alignment for large text if needed elsewhere ---
                // pLargeTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_LEADING);
                // pLargeTextFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER);

                SafeRelease(&pFoulBrush);
            }
        }

        // --- Blue Arrow & Prompt for 8?Ball Call (while choosing or after called) ---
        if ((currentGameState == CHOOSING_POCKET_P1
            || currentGameState == CHOOSING_POCKET_P2)
            || (calledPocketP1 >= 0 || calledPocketP2 >= 0))
        {
            // determine index:
            //  - if a call exists, use it
            //  - if still choosing, use hover if any
            // determine index: use only the clicked call; default to top?right if unset
            int idx = (currentPlayer == 1 ? calledPocketP1 : calledPocketP2);
            if (idx < 0) idx = 2;

            // draw large blue arrow
            ID2D1SolidColorBrush* pArrow = nullptr;
            pRT->CreateSolidColorBrush(TURN_ARROW_COLOR, &pArrow);
            if (pArrow) {
                auto P = pocketPositions[idx];
                D2D1_POINT_2F tri[3] = {
                    {P.x - 15.0f, P.y - 40.0f},
                    {P.x + 15.0f, P.y - 40.0f},
                    {P.x       , P.y - 10.0f}
                };
                ID2D1PathGeometry* geom = nullptr;
                pFactory->CreatePathGeometry(&geom);
                ID2D1GeometrySink* sink = nullptr;
                geom->Open(&sink);
                sink->BeginFigure(tri[0], D2D1_FIGURE_BEGIN_FILLED);
                sink->AddLines(&tri[1], 2);
                sink->EndFigure(D2D1_FIGURE_END_CLOSED);
                sink->Close();
                pRT->FillGeometry(geom, pArrow);
                SafeRelease(&sink); SafeRelease(&geom); SafeRelease(&pArrow);
            }

            // draw prompt below pockets
            D2D1_RECT_F txt = D2D1::RectF(
                TABLE_LEFT,
                TABLE_BOTTOM + CUSHION_THICKNESS + 5.0f,
                TABLE_RIGHT,
                TABLE_BOTTOM + CUSHION_THICKNESS + 30.0f
            );
            pRT->DrawText(
                L"Choose a pocket...",
                (UINT32)wcslen(L"Choose a pocket..."),
                pTextFormat,
                &txt,
                pBrush
            );
            // do NOT return here; allow foul/turn text to display under the arrow
        }

        // Removed Obsolete
        /*
        // --- 8-Ball Pocket Selection Arrow & Prompt ---
        if (currentGameState == CHOOSING_POCKET_P1 || currentGameState == CHOOSING_POCKET_P2) {
            // Determine which pocket to highlight (default to Top-Right if unset)
            int idx = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
            if (idx < 0) idx = 2;

            // Draw the downward arrow
            ID2D1SolidColorBrush* pArrowBrush = nullptr;
            pRT->CreateSolidColorBrush(TURN_ARROW_COLOR, &pArrowBrush);
            if (pArrowBrush) {
                D2D1_POINT_2F P = pocketPositions[idx];
                D2D1_POINT_2F tri[3] = {
                    {P.x - 10.0f, P.y - 30.0f},
                    {P.x + 10.0f, P.y - 30.0f},
                    {P.x        , P.y - 10.0f}
                };
                ID2D1PathGeometry* geom = nullptr;
                pFactory->CreatePathGeometry(&geom);
                ID2D1GeometrySink* sink = nullptr;
                geom->Open(&sink);
                sink->BeginFigure(tri[0], D2D1_FIGURE_BEGIN_FILLED);
                sink->AddLines(&tri[1], 2);
                sink->EndFigure(D2D1_FIGURE_END_CLOSED);
                sink->Close();
                pRT->FillGeometry(geom, pArrowBrush);
                SafeRelease(&sink);
                SafeRelease(&geom);
                SafeRelease(&pArrowBrush);
            }

            // Draw “Choose a pocket...” text under the table
            D2D1_RECT_F prompt = D2D1::RectF(
                TABLE_LEFT,
                TABLE_BOTTOM + CUSHION_THICKNESS + 5.0f,
                TABLE_RIGHT,
                TABLE_BOTTOM + CUSHION_THICKNESS + 30.0f
            );
            pRT->DrawText(
                L"Choose a pocket...",
                (UINT32)wcslen(L"Choose a pocket..."),
                pTextFormat,
                &prompt,
                pBrush
            );

            return; // Skip normal turn/foul text
        }
        */


        // Show AI Thinking State (Unchanged from previous step)
        if (currentGameState == AI_THINKING && pTextFormat) {
            ID2D1SolidColorBrush* pThinkingBrush = nullptr;
            pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Orange), &pThinkingBrush);
            if (pThinkingBrush) {
                D2D1_RECT_F thinkingRect = p2Rect;
                thinkingRect.top += 20; // Offset within P2 box
                // Ensure default text alignment for this
                pTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER);
                pTextFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER);
                pRT->DrawText(L"Thinking...", 11, pTextFormat, &thinkingRect, pThinkingBrush);
                SafeRelease(&pThinkingBrush);
            }
        }

        SafeRelease(&pBrush);

        // --- Draw CHEAT MODE label if active ---
        if (cheatModeEnabled) {
            ID2D1SolidColorBrush* pCheatBrush = nullptr;
            pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Red), &pCheatBrush);
            if (pCheatBrush && pTextFormat) {
                D2D1_RECT_F cheatTextRect = D2D1::RectF(
                    TABLE_LEFT + 10.0f,
                    TABLE_TOP + 10.0f,
                    TABLE_LEFT + 200.0f,
                    TABLE_TOP + 40.0f
                );
                pTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_LEADING);
                pTextFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_NEAR);
                pRT->DrawText(L"CHEAT MODE ON", wcslen(L"CHEAT MODE ON"), pTextFormat, &cheatTextRect, pCheatBrush);
            }
            SafeRelease(&pCheatBrush);
        }
    }

    void DrawPowerMeter(ID2D1RenderTarget* pRT) {
        // Draw Border
        ID2D1SolidColorBrush* pBorderBrush = nullptr;
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black), &pBorderBrush);
        if (!pBorderBrush) return;
        pRT->DrawRectangle(&powerMeterRect, pBorderBrush, 2.0f);
        SafeRelease(&pBorderBrush);

        // Create Gradient Fill
        ID2D1GradientStopCollection* pGradientStops = nullptr;
        ID2D1LinearGradientBrush* pGradientBrush = nullptr;
        D2D1_GRADIENT_STOP gradientStops[4];
        gradientStops[0].position = 0.0f;
        gradientStops[0].color = D2D1::ColorF(D2D1::ColorF::Green);
        gradientStops[1].position = 0.45f;
        gradientStops[1].color = D2D1::ColorF(D2D1::ColorF::Yellow);
        gradientStops[2].position = 0.7f;
        gradientStops[2].color = D2D1::ColorF(D2D1::ColorF::Orange);
        gradientStops[3].position = 1.0f;
        gradientStops[3].color = D2D1::ColorF(D2D1::ColorF::Red);

        pRT->CreateGradientStopCollection(gradientStops, 4, &pGradientStops);
        if (pGradientStops) {
            D2D1_LINEAR_GRADIENT_BRUSH_PROPERTIES props = {};
            props.startPoint = D2D1::Point2F(powerMeterRect.left, powerMeterRect.bottom);
            props.endPoint = D2D1::Point2F(powerMeterRect.left, powerMeterRect.top);
            pRT->CreateLinearGradientBrush(props, pGradientStops, &pGradientBrush);
            SafeRelease(&pGradientStops);
        }

        // Calculate Fill Height
        float fillRatio = 0;
        //if (isAiming && (currentGameState == AIMING || currentGameState == BREAKING)) {
            // Determine if power meter should reflect shot power (human aiming or AI preparing)
        bool humanIsAimingPower = isAiming && (currentGameState == AIMING || currentGameState == BREAKING);
        // NEW Condition: AI is displaying its aim, so show its chosen power
        bool aiIsVisualizingPower = (isPlayer2AI && currentPlayer == 2 &&
            currentGameState == AI_THINKING && aiIsDisplayingAim);

        if (humanIsAimingPower || aiIsVisualizingPower) { // Use the new condition
            fillRatio = shotPower / MAX_SHOT_POWER;
        }
        float fillHeight = (powerMeterRect.bottom - powerMeterRect.top) * fillRatio;
        D2D1_RECT_F fillRect = D2D1::RectF(
            powerMeterRect.left,
            powerMeterRect.bottom - fillHeight,
            powerMeterRect.right,
            powerMeterRect.bottom
        );

        if (pGradientBrush) {
            pRT->FillRectangle(&fillRect, pGradientBrush);
            SafeRelease(&pGradientBrush);
        }

        // Draw scale notches
        ID2D1SolidColorBrush* pNotchBrush = nullptr;
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black), &pNotchBrush);
        if (pNotchBrush) {
            for (int i = 0; i <= 8; ++i) {
                float y = powerMeterRect.top + (powerMeterRect.bottom - powerMeterRect.top) * (i / 8.0f);
                pRT->DrawLine(
                    D2D1::Point2F(powerMeterRect.right + 2.0f, y),
                    D2D1::Point2F(powerMeterRect.right + 8.0f, y),
                    pNotchBrush,
                    1.5f
                );
            }
            SafeRelease(&pNotchBrush);
        }

        // Draw "Power" Label Below Meter
        if (pTextFormat) {
            ID2D1SolidColorBrush* pTextBrush = nullptr;
            pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black), &pTextBrush);
            if (pTextBrush) {
                D2D1_RECT_F textRect = D2D1::RectF(
                    powerMeterRect.left - 20.0f,
                    powerMeterRect.bottom + 8.0f,
                    powerMeterRect.right + 20.0f,
                    powerMeterRect.bottom + 38.0f
                );
                pTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER);
                pTextFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_NEAR);
                pRT->DrawText(L"Power", 5, pTextFormat, &textRect, pTextBrush);
                SafeRelease(&pTextBrush);
            }
        }

        // Draw Glow Effect if fully charged or fading out
        static float glowPulse = 0.0f;
        static bool glowIncreasing = true;
        static float glowFadeOut = 0.0f; // NEW: tracks fading out

        if (shotPower >= MAX_SHOT_POWER * 0.99f) {
            // While fully charged, keep pulsing normally
            if (glowIncreasing) {
                glowPulse += 0.02f;
                if (glowPulse >= 1.0f) glowIncreasing = false;
            }
            else {
                glowPulse -= 0.02f;
                if (glowPulse <= 0.0f) glowIncreasing = true;
            }
            glowFadeOut = 1.0f; // Reset fade out to full
        }
        else if (glowFadeOut > 0.0f) {
            // If shot fired, gradually fade out
            glowFadeOut -= 0.02f;
            if (glowFadeOut < 0.0f) glowFadeOut = 0.0f;
        }

        if (glowFadeOut > 0.0f) {
            ID2D1SolidColorBrush* pGlowBrush = nullptr;
            float effectiveOpacity = (0.3f + 0.7f * glowPulse) * glowFadeOut;
            pRT->CreateSolidColorBrush(
                D2D1::ColorF(D2D1::ColorF::Red, effectiveOpacity),
                &pGlowBrush
            );
            if (pGlowBrush) {
                float glowCenterX = (powerMeterRect.left + powerMeterRect.right) / 2.0f;
                float glowCenterY = powerMeterRect.top;
                D2D1_ELLIPSE glowEllipse = D2D1::Ellipse(
                    D2D1::Point2F(glowCenterX, glowCenterY - 10.0f),
                    12.0f + 3.0f * glowPulse,
                    6.0f + 2.0f * glowPulse
                );
                pRT->FillEllipse(&glowEllipse, pGlowBrush);
                SafeRelease(&pGlowBrush);
            }
        }
    }

    void DrawSpinIndicator(ID2D1RenderTarget* pRT) {
        ID2D1SolidColorBrush* pWhiteBrush = nullptr;
        ID2D1SolidColorBrush* pRedBrush = nullptr;

        pRT->CreateSolidColorBrush(CUE_BALL_COLOR, &pWhiteBrush);
        pRT->CreateSolidColorBrush(ENGLISH_DOT_COLOR, &pRedBrush);

        if (!pWhiteBrush || !pRedBrush) {
            SafeRelease(&pWhiteBrush);
            SafeRelease(&pRedBrush);
            return;
        }

        // Draw White Ball Background
        D2D1_ELLIPSE bgEllipse = D2D1::Ellipse(spinIndicatorCenter, spinIndicatorRadius, spinIndicatorRadius);
        pRT->FillEllipse(&bgEllipse, pWhiteBrush);
        pRT->DrawEllipse(&bgEllipse, pRedBrush, 0.5f); // Thin red border


        // Draw Red Dot for Spin Position
        float dotRadius = 4.0f;
        float dotX = spinIndicatorCenter.x + cueSpinX * (spinIndicatorRadius - dotRadius); // Keep dot inside edge
        float dotY = spinIndicatorCenter.y + cueSpinY * (spinIndicatorRadius - dotRadius);
        D2D1_ELLIPSE dotEllipse = D2D1::Ellipse(D2D1::Point2F(dotX, dotY), dotRadius, dotRadius);
        pRT->FillEllipse(&dotEllipse, pRedBrush);

        SafeRelease(&pWhiteBrush);
        SafeRelease(&pRedBrush);
    }


    void DrawPocketedBallsIndicator(ID2D1RenderTarget* pRT) {
        ID2D1SolidColorBrush* pBgBrush = nullptr;
        ID2D1SolidColorBrush* pBallBrush = nullptr;

        // Ensure render target is valid before proceeding
        if (!pRT) return;

        HRESULT hr = pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black, 0.8f), &pBgBrush); // Semi-transparent black
        if (FAILED(hr)) { SafeRelease(&pBgBrush); return; } // Exit if brush creation fails

        hr = pRT->CreateSolidColorBrush(D2D1::ColorF(0, 0, 0), &pBallBrush); // Placeholder, color will be set per ball
        if (FAILED(hr)) {
            SafeRelease(&pBgBrush);
            SafeRelease(&pBallBrush);
            return; // Exit if brush creation fails
        }

        // Draw the background bar (rounded rect)
        D2D1_ROUNDED_RECT roundedRect = D2D1::RoundedRect(pocketedBallsBarRect, 10.0f, 10.0f); // Corner radius 10
        float baseAlpha = 0.8f;
        float flashBoost = pocketFlashTimer * 0.5f; // Make flash effect boost alpha slightly
        float finalAlpha = std::min(1.0f, baseAlpha + flashBoost);
        pBgBrush->SetOpacity(finalAlpha);
        pRT->FillRoundedRectangle(&roundedRect, pBgBrush);
        pBgBrush->SetOpacity(1.0f); // Reset opacity after drawing

        // --- Draw small circles for pocketed balls inside the bar ---

        // Calculate dimensions based on the bar's height for better scaling
        float barHeight = pocketedBallsBarRect.bottom - pocketedBallsBarRect.top;
        float ballDisplayRadius = barHeight * 0.30f; // Make balls slightly smaller relative to bar height
        float spacing = ballDisplayRadius * 2.2f; // Adjust spacing slightly
        float padding = spacing * 0.75f; // Add padding from the edges
        float center_Y = pocketedBallsBarRect.top + barHeight / 2.0f; // Vertical center

        // Starting X positions with padding
        float currentX_P1 = pocketedBallsBarRect.left + padding;
        float currentX_P2 = pocketedBallsBarRect.right - padding; // Start from right edge minus padding

        int p1DrawnCount = 0;
        int p2DrawnCount = 0;
        const int maxBallsToShow = 7; // Max balls per player in the bar

        for (const auto& b : balls) {
            if (b.isPocketed) {
                // Skip cue ball and 8-ball in this indicator
                if (b.id == 0 || b.id == 8) continue;

                bool isPlayer1Ball = (player1Info.assignedType != BallType::NONE && b.type == player1Info.assignedType);
                bool isPlayer2Ball = (player2Info.assignedType != BallType::NONE && b.type == player2Info.assignedType);

                if (isPlayer1Ball && p1DrawnCount < maxBallsToShow) {
                    pBallBrush->SetColor(b.color);
                    // Draw P1 balls from left to right
                    D2D1_ELLIPSE ballEllipse = D2D1::Ellipse(D2D1::Point2F(currentX_P1 + p1DrawnCount * spacing, center_Y), ballDisplayRadius, ballDisplayRadius);
                    pRT->FillEllipse(&ballEllipse, pBallBrush);
                    p1DrawnCount++;
                }
                else if (isPlayer2Ball && p2DrawnCount < maxBallsToShow) {
                    pBallBrush->SetColor(b.color);
                    // Draw P2 balls from right to left
                    D2D1_ELLIPSE ballEllipse = D2D1::Ellipse(D2D1::Point2F(currentX_P2 - p2DrawnCount * spacing, center_Y), ballDisplayRadius, ballDisplayRadius);
                    pRT->FillEllipse(&ballEllipse, pBallBrush);
                    p2DrawnCount++;
                }
                // Note: Balls pocketed before assignment or opponent balls are intentionally not shown here.
                // You could add logic here to display them differently if needed (e.g., smaller, grayed out).
            }
        }

        SafeRelease(&pBgBrush);
        SafeRelease(&pBallBrush);
    }

    void DrawBallInHandIndicator(ID2D1RenderTarget* pRT) {
        if (!isDraggingCueBall && (currentGameState != BALL_IN_HAND_P1 && currentGameState != BALL_IN_HAND_P2 && currentGameState != PRE_BREAK_PLACEMENT)) {
            return; // Only show when placing/dragging
        }

        Ball* cueBall = GetCueBall();
        if (!cueBall) return;

        ID2D1SolidColorBrush* pGhostBrush = nullptr;
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White, 0.6f), &pGhostBrush); // Semi-transparent white

        if (pGhostBrush) {
            D2D1_POINT_2F drawPos;
            if (isDraggingCueBall) {
                drawPos = D2D1::Point2F((float)ptMouse.x, (float)ptMouse.y);
            }
            else {
                // If not dragging but in placement state, show at current ball pos
                drawPos = D2D1::Point2F(cueBall->x, cueBall->y);
            }

            // Check if the placement is valid before drawing differently?
            bool behindHeadstring = (currentGameState == PRE_BREAK_PLACEMENT);
            bool isValid = IsValidCueBallPosition(drawPos.x, drawPos.y, behindHeadstring);

            if (!isValid) {
                // Maybe draw red outline if invalid placement?
                pGhostBrush->SetColor(D2D1::ColorF(D2D1::ColorF::Red, 0.6f));
            }


            D2D1_ELLIPSE ghostEllipse = D2D1::Ellipse(drawPos, BALL_RADIUS, BALL_RADIUS);
            pRT->FillEllipse(&ghostEllipse, pGhostBrush);
            pRT->DrawEllipse(&ghostEllipse, pGhostBrush, 1.0f); // Outline

            SafeRelease(&pGhostBrush);
        }
    }

    void DrawPocketSelectionIndicator(ID2D1RenderTarget* pRT) {
        /*  Never show the arrow while the player is still placing the
        cue-ball (ball-in-hand) – it otherwise hides behind the
        ghost-ball and can lock the UI.                               */

        /* Still skip the opening-break placement,
       but show the arrow during BALL-IN-HAND */
       // ? skip when no active call for the CURRENT shooter
        if ((currentPlayer == 1 && calledPocketP1 < 0) ||
            (currentPlayer == 2 && calledPocketP2 < 0))    return;
        /*if (currentGameState == PRE_BREAK_PLACEMENT)
            return;*/ //new ai-asked-to-disable
            /*if (currentGameState == BALL_IN_HAND_P1 ||
                currentGameState == BALL_IN_HAND_P2 ||
                currentGameState == PRE_BREAK_PLACEMENT)
            {
                return;
            }*/

        int pocketToIndicate = -1;
        // Whenever EITHER player has pocketed their first 7 and has called (human or AI),
        // we forcibly show their arrow—regardless of currentGameState.
        if ((currentPlayer == 1 && player1Info.ballsPocketedCount >= 7 && calledPocketP1 >= 0) ||
            (currentPlayer == 2 && player2Info.ballsPocketedCount >= 7 && calledPocketP2 >= 0))
        {
            pocketToIndicate = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
        }
        /*// A human player is actively choosing if they are in the CHOOSING_POCKET state.
        bool isHumanChoosing = (currentGameState == CHOOSING_POCKET_P1 || (currentGameState == CHOOSING_POCKET_P2 && !isPlayer2AI));

        if (isHumanChoosing) {
            // When choosing, show the currently selected pocket (which has a default).
            pocketToIndicate = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
        }
        else if (IsPlayerOnEightBall(currentPlayer)) {
            // If it's a normal turn but the player is on the 8-ball, show their called pocket as a reminder.
            pocketToIndicate = (currentPlayer == 1) ? calledPocketP1 : calledPocketP2;
        }*/

        if (pocketToIndicate < 0 || pocketToIndicate > 5) {
            return; // Don't draw if no pocket is selected or relevant.
        }

        ID2D1SolidColorBrush* pArrowBrush = nullptr;
        pRT->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Yellow, 0.9f), &pArrowBrush);
        if (!pArrowBrush) return;

        // ... The rest of your arrow drawing geometry logic remains exactly the same ...
        // (No changes needed to the points/path drawing, only the logic above)
        D2D1_POINT_2F targetPocketCenter = pocketPositions[pocketToIndicate];
        float arrowHeadSize = HOLE_VISUAL_RADIUS * 0.5f;
        float arrowShaftLength = HOLE_VISUAL_RADIUS * 0.3f;
        float arrowShaftWidth = arrowHeadSize * 0.4f;
        float verticalOffsetFromPocketCenter = HOLE_VISUAL_RADIUS * 1.6f;
        D2D1_POINT_2F tip, baseLeft, baseRight, shaftTopLeft, shaftTopRight, shaftBottomLeft, shaftBottomRight;

        if (targetPocketCenter.y == TABLE_TOP) {
            tip = D2D1::Point2F(targetPocketCenter.x, targetPocketCenter.y + verticalOffsetFromPocketCenter + arrowHeadSize);
            baseLeft = D2D1::Point2F(targetPocketCenter.x - arrowHeadSize / 2.0f, targetPocketCenter.y + verticalOffsetFromPocketCenter);
            baseRight = D2D1::Point2F(targetPocketCenter.x + arrowHeadSize / 2.0f, targetPocketCenter.y + verticalOffsetFromPocketCenter);
            shaftTopLeft = D2D1::Point2F(targetPocketCenter.x - arrowShaftWidth / 2.0f, baseLeft.y);
            shaftTopRight = D2D1::Point2F(targetPocketCenter.x + arrowShaftWidth / 2.0f, baseRight.y);
            shaftBottomLeft = D2D1::Point2F(targetPocketCenter.x - arrowShaftWidth / 2.0f, baseLeft.y - arrowShaftLength);
            shaftBottomRight = D2D1::Point2F(targetPocketCenter.x + arrowShaftWidth / 2.0f, baseRight.y - arrowShaftLength);
        }
        else {
            tip = D2D1::Point2F(targetPocketCenter.x, targetPocketCenter.y - verticalOffsetFromPocketCenter - arrowHeadSize);
            baseLeft = D2D1::Point2F(targetPocketCenter.x - arrowHeadSize / 2.0f, targetPocketCenter.y - verticalOffsetFromPocketCenter);
            baseRight = D2D1::Point2F(targetPocketCenter.x + arrowHeadSize / 2.0f, targetPocketCenter.y - verticalOffsetFromPocketCenter);
            shaftTopLeft = D2D1::Point2F(targetPocketCenter.x - arrowShaftWidth / 2.0f, baseLeft.y + arrowShaftLength);
            shaftTopRight = D2D1::Point2F(targetPocketCenter.x + arrowShaftWidth / 2.0f, baseRight.y + arrowShaftLength);
            shaftBottomLeft = D2D1::Point2F(targetPocketCenter.x - arrowShaftWidth / 2.0f, baseLeft.y);
            shaftBottomRight = D2D1::Point2F(targetPocketCenter.x + arrowShaftWidth / 2.0f, baseRight.y);
        }

        ID2D1PathGeometry* pPath = nullptr;
        if (SUCCEEDED(pFactory->CreatePathGeometry(&pPath))) {
            ID2D1GeometrySink* pSink = nullptr;
            if (SUCCEEDED(pPath->Open(&pSink))) {
                pSink->BeginFigure(tip, D2D1_FIGURE_BEGIN_FILLED);
                pSink->AddLine(baseLeft); pSink->AddLine(shaftBottomLeft); pSink->AddLine(shaftTopLeft);
                pSink->AddLine(shaftTopRight); pSink->AddLine(shaftBottomRight); pSink->AddLine(baseRight);
                pSink->EndFigure(D2D1_FIGURE_END_CLOSED);
                pSink->Close();
                SafeRelease(&pSink);
                pRT->FillGeometry(pPath, pArrowBrush);
            }
            SafeRelease(&pPath);
        }
        SafeRelease(&pArrowBrush);
    }
```

==++ Here's the full source for (file 2/3 (No OOP-based)) "resource.h"::: ++==
```resource.h
//{{NO_DEPENDENCIES}}
// Microsoft Visual C++ generated include file.
// Used by Yahoo-8Ball-Pool-Clone.rc
//
#define IDI_ICON1                       101
// --- NEW Resource IDs (Define these in your .rc file / resource.h) ---
#define IDD_NEWGAMEDLG 106
#define IDC_RADIO_2P   1003
#define IDC_RADIO_CPU  1005
#define IDC_GROUP_AI   1006
#define IDC_RADIO_EASY 1007
#define IDC_RADIO_MEDIUM 1008
#define IDC_RADIO_HARD 1009
// --- NEW Resource IDs for Opening Break ---
#define IDC_GROUP_BREAK_MODE 1010
#define IDC_RADIO_CPU_BREAK  1011
#define IDC_RADIO_P1_BREAK   1012
#define IDC_RADIO_FLIP_BREAK 1013
// --- NEW Resource ID for Table Color Dropdown ---
#define IDC_COMBO_TABLECOLOR 1014
// Standard IDOK is usually defined, otherwise define it (e.g., #define IDOK 1)

// Next default values for new objects
//
#ifdef APSTUDIO_INVOKED
#ifndef APSTUDIO_READONLY_SYMBOLS
#define _APS_NEXT_RESOURCE_VALUE        102
#define _APS_NEXT_COMMAND_VALUE         40002 // Incremented
#define _APS_NEXT_CONTROL_VALUE         1014 // Incremented
#define _APS_NEXT_SYMED_VALUE           101
#endif
#endif

```

==++ Here's the full source for (file 3/3 (No OOP-based)) "Yahoo-8Ball-Pool-Clone.rc"::: ++==
```Yahoo-8Ball-Pool-Clone.rc
// Microsoft Visual C++ generated resource script.
//
#include "resource.h"

#define APSTUDIO_READONLY_SYMBOLS
/////////////////////////////////////////////////////////////////////////////
//
// Generated from the TEXTINCLUDE 2 resource.
//
#include "winres.h"

/////////////////////////////////////////////////////////////////////////////
#undef APSTUDIO_READONLY_SYMBOLS

/////////////////////////////////////////////////////////////////////////////
// English (United States) resources

#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU)
LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
#pragma code_page(1252)

#ifdef APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// TEXTINCLUDE
//

1 TEXTINCLUDE
BEGIN
"resource.h\0"
END

2 TEXTINCLUDE
BEGIN
"#include ""winres.h""\r\n"
"\0"
END

3 TEXTINCLUDE
BEGIN
"\r\n"
"\0"
END

#endif    // APSTUDIO_INVOKED


/////////////////////////////////////////////////////////////////////////////
//
// Icon
//

// Icon with lowest ID value placed first to ensure application icon
// remains consistent on all systems.
IDI_ICON1               ICON                    "D:\\Download\\8Ball_Colored.ico"

#endif    // English (United States) resources
/////////////////////////////////////////////////////////////////////////////



#ifndef APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// Generated from the TEXTINCLUDE 3 resource.
//


/////////////////////////////////////////////////////////////////////////////
#endif    // not APSTUDIO_INVOKED

#include <windows.h> // Needed for control styles like WS_GROUP, BS_AUTORADIOBUTTON etc.

/////////////////////////////////////////////////////////////////////////////
//
// Dialog
//

IDD_NEWGAMEDLG DIALOGEX 0, 0, 220, 185 // Dialog position (x, y) and size (width, height) in Dialog Units (DLUs) - Increased Height
STYLE DS_SETFONT | DS_MODALFRAME | DS_FIXEDSYS | WS_POPUP | WS_CAPTION | WS_SYSMENU
CAPTION "New 8-Ball Game"
FONT 8, "MS Shell Dlg", 400, 0, 0x1 // Standard dialog font
BEGIN
// --- Game Mode Selection ---
// Group Box for Game Mode (Optional visually, but helps structure)
GROUPBOX        "Game Mode", IDC_STATIC, 7, 7, 90, 50

// "2 Player" Radio Button (First in this group)
CONTROL         "&2 Player (Human vs Human)", IDC_RADIO_2P, "Button",
BS_AUTORADIOBUTTON | WS_GROUP | WS_TABSTOP, 14, 20, 80, 10

// "Human vs CPU" Radio Button
CONTROL         "Human vs &CPU", IDC_RADIO_CPU, "Button",
BS_AUTORADIOBUTTON | WS_TABSTOP, 14, 35, 70, 10

// --- NEW: Table Color Selection ---
LTEXT           "Table Color:", IDC_STATIC, 7, 65, 50, 8
COMBOBOX        IDC_COMBO_TABLECOLOR, 7, 75, 90, 60,
CBS_DROPDOWNLIST | CBS_HASSTRINGS | WS_VSCROLL | WS_TABSTOP


// --- AI Difficulty Selection (Inside its own Group Box) ---
GROUPBOX        "AI Difficulty", IDC_GROUP_AI, 118, 7, 95, 70

// "Easy" Radio Button (First in the AI group)
CONTROL         "&Easy", IDC_RADIO_EASY, "Button",
BS_AUTORADIOBUTTON | WS_GROUP | WS_TABSTOP, 125, 20, 60, 10

// "Medium" Radio Button
CONTROL         "&Medium", IDC_RADIO_MEDIUM, "Button",
BS_AUTORADIOBUTTON | WS_TABSTOP, 125, 35, 60, 10

// "Hard" Radio Button
CONTROL         "&Hard", IDC_RADIO_HARD, "Button",
BS_AUTORADIOBUTTON | WS_TABSTOP, 125, 50, 60, 10

// --- Opening Break Modes (For Versus CPU Only) ---
GROUPBOX        "Opening Break Modes:", IDC_GROUP_BREAK_MODE, 118, 82, 95, 60

// "CPU Break" Radio Button (Default for this group)
CONTROL         "&CPU Break", IDC_RADIO_CPU_BREAK, "Button",
BS_AUTORADIOBUTTON | WS_GROUP | WS_TABSTOP, 125, 95, 70, 10

// "P1 Break" Radio Button
CONTROL         "&P1 Break", IDC_RADIO_P1_BREAK, "Button",
BS_AUTORADIOBUTTON | WS_TABSTOP, 125, 110, 70, 10

// "FlipCoin Break" Radio Button
CONTROL         "&FlipCoin Break", IDC_RADIO_FLIP_BREAK, "Button",
BS_AUTORADIOBUTTON | WS_TABSTOP, 125, 125, 70, 10


// --- Standard Buttons ---
DEFPUSHBUTTON   "Start", IDOK, 55, 160, 50, 14 // Default button (Enter key) - Adjusted Y position
PUSHBUTTON      "Cancel", IDCANCEL, 115, 160, 50, 14 // Adjusted Y position
END
```