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Problem with initalization Direct

    Question

  • // D3DProject.cpp : Defines the entry point for the application.
    //
    #include "stdafx.h"
    #include "D3DProject.h"
    #include "d3dApp.h"
    
    
    #define MAX_LOADSTRING 100
    
    // Global Variables:
    HINSTANCE hInst;								// current instance
    TCHAR szTitle[MAX_LOADSTRING];					// The title bar text
    TCHAR szWindowClass[MAX_LOADSTRING];			// the main window class name
    class InitDirect3DApp : public D3DApp
    {
    public:
    	InitDirect3DApp(HINSTANCE hInstance);
    	~InitDirect3DApp();
    
    	bool Init();
    	void OnResize();
    	void UpdateScene(float dt);
    	void DrawScene();
    };
    // Forward declarations of functions included in this code module:
    ATOM				MyRegisterClass(HINSTANCE hInstance);
    BOOL				InitInstance(HINSTANCE, int);
    LRESULT CALLBACK	WndProc(HWND, UINT, WPARAM, LPARAM);
    INT_PTR CALLBACK	About(HWND, UINT, WPARAM, LPARAM);
    
    int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE prevInstance,
    	PSTR cmdLine, int showCmd)
    {
    
    
     	// TODO: Place code here.
    	MSG msg;
    	HACCEL hAccelTable;
    
    	// Initialize global strings
    	LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
    	LoadString(hInstance, IDC_D3DPROJECT, szWindowClass, MAX_LOADSTRING);
    	MyRegisterClass(hInstance);
    
    	// Perform application initialization:
    	if (!InitInstance (hInstance, showCmd))
    	{
    		return FALSE;
    	}
    
    	hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_D3DPROJECT));
    #if defined(DEBUG) | defined(_DEBUG)
    	_CrtSetDbgFlag(_CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF);
    #endif
    
    	InitDirect3DApp theApp(hInstance);
    	
    	if (!theApp.Init())
    		return 0;
    	return theApp.Run();
    	// Main message loop:
    	while (GetMessage(&msg, NULL, 0, 0))
    	{
    		if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
    		{
    			TranslateMessage(&msg);
    			DispatchMessage(&msg);
    		}
    	}
    
    	return (int) msg.wParam;
    }
    
    
    
    //
    //  FUNCTION: MyRegisterClass()
    //
    //  PURPOSE: Registers the window class.
    //
    ATOM MyRegisterClass(HINSTANCE hInstance)
    {
    	WNDCLASSEX wcex;
    
    	wcex.cbSize = sizeof(WNDCLASSEX);
    
    	wcex.style			= CS_HREDRAW | CS_VREDRAW;
    	wcex.lpfnWndProc	= WndProc;
    	wcex.cbClsExtra		= 0;
    	wcex.cbWndExtra		= 0;
    	wcex.hInstance		= hInstance;
    	wcex.hIcon			= LoadIcon(hInstance, MAKEINTRESOURCE(IDI_D3DPROJECT));
    	wcex.hCursor		= LoadCursor(NULL, IDC_ARROW);
    	wcex.hbrBackground	= (HBRUSH)(COLOR_WINDOW+1);
    	wcex.lpszMenuName	= MAKEINTRESOURCE(IDC_D3DPROJECT);
    	wcex.lpszClassName	= szWindowClass;
    	wcex.hIconSm		= LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL));
    
    	return RegisterClassEx(&wcex);
    }
    
    //
    //   FUNCTION: InitInstance(HINSTANCE, int)
    //
    //   PURPOSE: Saves instance handle and creates main window
    //
    //   COMMENTS:
    //
    //        In this function, we save the instance handle in a global variable and
    //        create and display the main program window.
    //
    BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
    {
       HWND hWnd;
    
       hInst = hInstance; // Store instance handle in our global variable
    
       hWnd = CreateWindow(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW,
          CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL);
    
       if (!hWnd)
       {
          return FALSE;
       }
    
       ShowWindow(hWnd, nCmdShow);
       UpdateWindow(hWnd);
    
       return TRUE;
    }
    
    //
    //  FUNCTION: WndProc(HWND, UINT, WPARAM, LPARAM)
    //
    //  PURPOSE:  Processes messages for the main window.
    //
    //  WM_COMMAND	- process the application menu
    //  WM_PAINT	- Paint the main window
    //  WM_DESTROY	- post a quit message and return
    //
    //
    LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
    {
    	int wmId, wmEvent;
    	PAINTSTRUCT ps;
    	HDC hdc;
    
    	switch (message)
    	{
    	case WM_COMMAND:
    		wmId    = LOWORD(wParam);
    		wmEvent = HIWORD(wParam);
    		// Parse the menu selections:
    		switch (wmId)
    		{
    		case IDM_ABOUT:
    			DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
    			break;
    		case IDM_EXIT:
    			DestroyWindow(hWnd);
    			break;
    		default:
    			return DefWindowProc(hWnd, message, wParam, lParam);
    		}
    		break;
    	case WM_PAINT:
    		hdc = BeginPaint(hWnd, &ps);
    		// TODO: Add any drawing code here...
    		EndPaint(hWnd, &ps);
    		break;
    	case WM_DESTROY:
    		PostQuitMessage(0);
    		break;
    	default:
    		return DefWindowProc(hWnd, message, wParam, lParam);
    	}
    	return 0;
    }
    
    // Message handler for about box.
    INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
    {
    	UNREFERENCED_PARAMETER(lParam);
    	switch (message)
    	{
    	case WM_INITDIALOG:
    		return (INT_PTR)TRUE;
    
    	case WM_COMMAND:
    		if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
    		{
    			EndDialog(hDlg, LOWORD(wParam));
    			return (INT_PTR)TRUE;
    		}
    		break;
    	}
    	return (INT_PTR)FALSE;
    }
    InitDirect3DApp::InitDirect3DApp(HINSTANCE hInstance)
    	: D3DApp(hInstance)
    {
    }
    
    InitDirect3DApp::~InitDirect3DApp()
    {
    }
    
    bool InitDirect3DApp::Init()
    {
    	if (!D3DApp::Init())
    		return false;
    
    	return true;
    }
    
    void InitDirect3DApp::OnResize()
    {
    	D3DApp::OnResize();
    }
    
    void InitDirect3DApp::UpdateScene(float dt)
    {
    
    }
    
    void InitDirect3DApp::DrawScene()
    {
    	assert(md3dImmediateContext);
    	assert(mSwapChain);
    
    	md3dImmediateContext->ClearRenderTargetView(mRenderTargetView, reinterpret_cast<const float*>(&Colors::Blue));
    	md3dImmediateContext->ClearDepthStencilView(mDepthStencilView, D3D11_CLEAR_DEPTH | D3D11_CLEAR_STENCIL, 1.0f, 0);
    
    	HR(mSwapChain->Present(0, 0));
    }

    When I'm building solution, have 7 errors, I was trying so many things and it still not working ;/

    Errors:

    Error 1 error LNK2019: unresolved external symbol _DXTraceW@20 referenced in function "public: virtual void __thiscall InitDirect3DApp::DrawScene(void)" (?DrawScene@InitDirect3DApp@@UAEXXZ) C:\Users\Maciej\documents\visual studio 2013\Projects\D3DProject\D3DProject\D3DProject.obj D3DProject
    Error 6 error LNK2019: unresolved external symbol "public: virtual void __thiscall D3DApp::OnResize(void)" (?OnResize@D3DApp@@UAEXXZ) referenced in function "public: virtual void __thiscall InitDirect3DApp::OnResize(void)" (?OnResize@InitDirect3DApp@@UAEXXZ) C:\Users\Maciej\documents\visual studio 2013\Projects\D3DProject\D3DProject\D3DProject.obj D3DProject
    Error 5 error LNK2019: unresolved external symbol "public: virtual bool __thiscall D3DApp::Init(void)" (?Init@D3DApp@@UAE_NXZ) referenced in function "public: virtual bool __thiscall InitDirect3DApp::Init(void)" (?Init@InitDirect3DApp@@UAE_NXZ) C:\Users\Maciej\documents\visual studio 2013\Projects\D3DProject\D3DProject\D3DProject.obj D3DProject
    Error 3 error LNK2019: unresolved external symbol "public: virtual __thiscall D3DApp::~D3DApp(void)" (??1D3DApp@@UAE@XZ) referenced in function "public: virtual __thiscall InitDirect3DApp::~InitDirect3DApp(void)" (??1InitDirect3DApp@@UAE@XZ) C:\Users\Maciej\documents\visual studio 2013\Projects\D3DProject\D3DProject\D3DProject.obj D3DProject
    Error 4 error LNK2019: unresolved external symbol "public: int __thiscall D3DApp::Run(void)" (?Run@D3DApp@@QAEHXZ) referenced in function _WinMain@16 C:\Users\Maciej\documents\visual studio 2013\Projects\D3DProject\D3DProject\D3DProject.obj D3DProject
    Error 2 error LNK2019: unresolved external symbol "public: __thiscall D3DApp::D3DApp(struct HINSTANCE__ *)" (??0D3DApp@@QAE@PAUHINSTANCE__@@@Z) referenced in function "public: __thiscall InitDirect3DApp::InitDirect3DApp(struct HINSTANCE__ *)" (??0InitDirect3DApp@@QAE@PAUHINSTANCE__@@@Z) C:\Users\Maciej\documents\visual studio 2013\Projects\D3DProject\D3DProject\D3DProject.obj D3DProject
    Error 7 error LNK2001: unresolved external symbol "public: virtual long __thiscall D3DApp::MsgProc(struct HWND__ *,unsigned int,unsigned int,long)" (?MsgProc@D3DApp@@UAEJPAUHWND__@@IIJ@Z) C:\Users\Maciej\documents\visual studio 2013\Projects\D3DProject\D3DProject\D3DProject.obj D3DProject
    Error 8 error LNK1120: 7 unresolved externals C:\Users\Maciej\documents\visual studio 2013\Projects\D3DProject\Debug\D3DProject.exe D3DProject


    Wednesday, November 12, 2014 12:59 PM

All replies

  • Hello,

    Where do you define D3DApp::OnResize? As the errors indicate you are missing function definitions for the D3DApp class in the code that you posted.

    -James


    Windows SDK Technologies - Microsoft Developer Services - http://blogs.msdn.com/mediasdkstuff/

    Wednesday, November 12, 2014 11:36 PM
    Moderator
  • Where are you getting a reference to DXTrace from? What are you using in your stdafx.h?
    Thursday, November 13, 2014 9:37 PM