İzlenecek yol: WPF'de Barındırmak için Direct3D9 İçeriği Oluşturma

Makale
10/18/2023

Bu izlenecek yol, Bir Windows Presentation Foundation (WPF) uygulamasında barındırmaya uygun Direct3D9 içeriğinin nasıl oluşturulacağını gösterir. WPF uygulamalarında Direct3D9 içeriğini barındırma hakkında daha fazla bilgi için bkz . WPF ve Direct3D9 Birlikte Çalışma.

Bu kılavuzda aşağıdaki görevleri gerçekleştirirsiniz:

Direct3D9 projesi oluşturun.
Bir WPF uygulamasında barındırmak için Direct3D9 projesini yapılandırın.

İşiniz bittiğinde, WPF uygulamasında kullanmak üzere Direct3D9 içeriği içeren bir DLL'niz olur.

Ön koşullar

Bu izlenecek yolu tamamlamak için aşağıdaki bileşenlere ihtiyacınız vardır:

Visual Studio 2010.
DirectX SDK 9 veya üzeri.

Direct3D9 Projesi Oluşturma

İlk adım, Direct3D9 projesini oluşturmak ve yapılandırmaktır.

Direct3D9 projesini oluşturmak için

C++ içinde adlı D3DContentyeni bir Win32 Projesi oluşturun.

Win32 Uygulama Sihirbazı açılır ve Hoş Geldiniz ekranı görüntülenir.
İleri'ye tıklayın.

Uygulama Ayarlar ekranı görüntülenir.
Uygulama türü: bölümünde DLL seçeneğini belirleyin.
Finish (Son) düğmesine tıklayın.

D3DContent projesi oluşturulur.
Çözüm Gezgini D3DContent projesine sağ tıklayın ve Özellikler'i seçin.

D3DContent Özellik Sayfaları iletişim kutusu açılır.
C/C++ düğümünü seçin.
Ek Ekleme Dizinleri alanında DirectX include klasörünün konumunu belirtin. Bu klasörün varsayılan konumu :%ProgramFiles%\Microsoft DirectX SDK (sürüm)\Include.
Bağlayıcı düğümünü genişletmek için çift tıklayın.
Ek Kitaplık Dizinleri alanında DirectX kitaplıkları klasörünün konumunu belirtin. Bu klasörün varsayılan konumu :%ProgramFiles%\Microsoft DirectX SDK (sürüm)\Lib\x86.
Giriş düğümünü seçin.
Ek Bağımlılıklar alanına ve d3dx9.lib dosyalarını ekleyind3d9.lib.
Çözüm Gezgini projeye adlı D3DContent.def yeni bir modül tanım dosyası (.def) ekleyin.

Direct3D9 İçeriği Oluşturma

En iyi performansı elde etmek için Direct3D9 içeriğinizin belirli ayarları kullanması gerekir. Aşağıdaki kodda en iyi performans özelliklerine sahip bir Direct3D9 yüzeyinin nasıl oluşturulacağı gösterilmektedir. Daha fazla bilgi için bkz . Direct3D9 ve WPF Birlikte Çalışabilirliği için Performans Konuları.

Direct3D9 içeriğini oluşturmak için

Çözüm Gezgini kullanarak projeye aşağıdaki adlı üç C++ sınıfı ekleyin.

CRenderer (sanal yıkıcı ile)

CRendererManager

CTriangleRenderer

Kod Düzenleyicisi'nde Renderer.h dosyasını açın ve otomatik olarak oluşturulan kodu aşağıdaki kodla değiştirin.


#pragma once

class CRenderer
{
public:
    virtual ~CRenderer();

    HRESULT CheckDeviceState();
    HRESULT CreateSurface(UINT uWidth, UINT uHeight, bool fUseAlpha, UINT m_uNumSamples);

    virtual HRESULT Render() = 0;

    IDirect3DSurface9 *GetSurfaceNoRef() { return m_pd3dRTS; }

protected:
    CRenderer();

    virtual HRESULT Init(IDirect3D9 *pD3D, IDirect3D9Ex *pD3DEx, HWND hwnd, UINT uAdapter);

    IDirect3DDevice9   *m_pd3dDevice;
    IDirect3DDevice9Ex *m_pd3dDeviceEx;

    IDirect3DSurface9 *m_pd3dRTS;

};

Kod Düzenleyicisi'nde Renderer.cpp dosyasını açın ve otomatik olarak oluşturulan kodu aşağıdaki kodla değiştirin.

//+-----------------------------------------------------------------------------
//
//  CRenderer
//
//      An abstract base class that creates a device and a target render 
//      surface. Derive from this class and override Init() and Render() 
//      to do your own rendering. See CTriangleRenderer for an example.


//------------------------------------------------------------------------------

#include "StdAfx.h"

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRenderer ctor
//
//------------------------------------------------------------------------------
CRenderer::CRenderer() : m_pd3dDevice(NULL), m_pd3dDeviceEx(NULL), m_pd3dRTS(NULL)
{
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRenderer dtor
//
//------------------------------------------------------------------------------
CRenderer::~CRenderer()
{
    SAFE_RELEASE(m_pd3dDevice);
    SAFE_RELEASE(m_pd3dDeviceEx);
    SAFE_RELEASE(m_pd3dRTS);
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRenderer::CheckDeviceState
//
//  Synopsis:
//      Returns the status of the device. 9Ex devices are a special case because 
//      TestCooperativeLevel() has been deprecated in 9Ex.
//
//------------------------------------------------------------------------------
HRESULT 
CRenderer::CheckDeviceState()
{
    if (m_pd3dDeviceEx)
    {
        return m_pd3dDeviceEx->CheckDeviceState(NULL);
    }
    else if (m_pd3dDevice)
    {
        return m_pd3dDevice->TestCooperativeLevel();
    }
    else
    {
        return D3DERR_DEVICELOST;
    }
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRenderer::CreateSurface
//
//  Synopsis:
//      Creates and sets the render target
//
//------------------------------------------------------------------------------
HRESULT
CRenderer::CreateSurface(UINT uWidth, UINT uHeight, bool fUseAlpha, UINT m_uNumSamples)
{
    HRESULT hr = S_OK;

    SAFE_RELEASE(m_pd3dRTS);

    IFC(m_pd3dDevice->CreateRenderTarget(
        uWidth,
        uHeight,
        fUseAlpha ? D3DFMT_A8R8G8B8 : D3DFMT_X8R8G8B8,
        static_cast<D3DMULTISAMPLE_TYPE>(m_uNumSamples),
        0,
        m_pd3dDeviceEx ? FALSE : TRUE,  // Lockable RT required for good XP perf
        &m_pd3dRTS,
        NULL
        ));

    IFC(m_pd3dDevice->SetRenderTarget(0, m_pd3dRTS));

Cleanup:
    return hr;
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRenderer::Init
//
//  Synopsis:
//      Creates the device
//
//------------------------------------------------------------------------------
HRESULT 
CRenderer::Init(IDirect3D9 *pD3D, IDirect3D9Ex *pD3DEx, HWND hwnd, UINT uAdapter)
{
    HRESULT hr = S_OK;

    D3DPRESENT_PARAMETERS d3dpp;
    ZeroMemory(&d3dpp, sizeof(d3dpp));
    d3dpp.Windowed = TRUE;
    d3dpp.BackBufferFormat = D3DFMT_UNKNOWN;
    d3dpp.BackBufferHeight = 1;
    d3dpp.BackBufferWidth = 1;
    d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;

    D3DCAPS9 caps;
    DWORD dwVertexProcessing;
    IFC(pD3D->GetDeviceCaps(uAdapter, D3DDEVTYPE_HAL, &caps));
    if ((caps.DevCaps & D3DDEVCAPS_HWTRANSFORMANDLIGHT) == D3DDEVCAPS_HWTRANSFORMANDLIGHT)
    {
        dwVertexProcessing = D3DCREATE_HARDWARE_VERTEXPROCESSING;
    }
    else
    {
        dwVertexProcessing = D3DCREATE_SOFTWARE_VERTEXPROCESSING;
    }

    if (pD3DEx)
    {
        IDirect3DDevice9Ex *pd3dDevice = NULL;
        IFC(pD3DEx->CreateDeviceEx(
            uAdapter,
            D3DDEVTYPE_HAL,
            hwnd,
            dwVertexProcessing | D3DCREATE_MULTITHREADED | D3DCREATE_FPU_PRESERVE,
            &d3dpp,
            NULL,
            &m_pd3dDeviceEx
            ));

        IFC(m_pd3dDeviceEx->QueryInterface(__uuidof(IDirect3DDevice9), reinterpret_cast<void**>(&m_pd3dDevice)));  
    }
    else 
    {
        assert(pD3D);

        IFC(pD3D->CreateDevice(
            uAdapter,
            D3DDEVTYPE_HAL,
            hwnd,
            dwVertexProcessing | D3DCREATE_MULTITHREADED | D3DCREATE_FPU_PRESERVE,
            &d3dpp,
            &m_pd3dDevice
            ));
    }

Cleanup:
    return hr;
}

Kod Düzenleyicisi'nde RendererManager.h dosyasını açın ve otomatik olarak oluşturulan kodu aşağıdaki kodla değiştirin.


#pragma once

class CRenderer;

class CRendererManager
{
public:
    static HRESULT Create(CRendererManager **ppManager);
    ~CRendererManager();

    HRESULT EnsureDevices();

    void SetSize(UINT uWidth, UINT uHeight);
    void SetAlpha(bool fUseAlpha);
    void SetNumDesiredSamples(UINT uNumSamples);
    void SetAdapter(POINT screenSpacePoint);

    HRESULT GetBackBufferNoRef(IDirect3DSurface9 **ppSurface);

    HRESULT Render();

private:
    CRendererManager();

    void CleanupInvalidDevices();
    HRESULT EnsureRenderers();
    HRESULT EnsureHWND();
    HRESULT EnsureD3DObjects();
    HRESULT TestSurfaceSettings();
    void DestroyResources();

    IDirect3D9    *m_pD3D;
    IDirect3D9Ex  *m_pD3DEx;

    UINT m_cAdapters;
    CRenderer **m_rgRenderers;
    CRenderer *m_pCurrentRenderer;

    HWND m_hwnd;

    UINT m_uWidth;
    UINT m_uHeight;
    UINT m_uNumSamples;
    bool m_fUseAlpha;
    bool m_fSurfaceSettingsChanged;
};

Kod Düzenleyicisi'nde RendererManager.cpp dosyasını açın ve otomatik olarak oluşturulan kodu aşağıdaki kodla değiştirin.


//+-----------------------------------------------------------------------------
//
//  CRendererManager
//
//      Manages the list of CRenderers. Managed code pinvokes into this class
//      and this class forwards to the appropriate CRenderer.
//
//------------------------------------------------------------------------------

#include "StdAfx.h"

const static TCHAR szAppName[] = TEXT("D3DImageSample");
typedef HRESULT (WINAPI *DIRECT3DCREATE9EXFUNCTION)(UINT SDKVersion, IDirect3D9Ex**);

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager ctor
//
//------------------------------------------------------------------------------
CRendererManager::CRendererManager() 
    : 
    m_pD3D(NULL),
    m_pD3DEx(NULL),
    m_cAdapters(0),
    m_hwnd(NULL),
    m_pCurrentRenderer(NULL),
    m_rgRenderers(NULL),
    m_uWidth(1024),
    m_uHeight(1024),
    m_uNumSamples(0),
    m_fUseAlpha(false),
    m_fSurfaceSettingsChanged(true)
{

}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager dtor
//
//------------------------------------------------------------------------------
CRendererManager::~CRendererManager()
{
    DestroyResources();

    if (m_hwnd)
    {
        DestroyWindow(m_hwnd);
        UnregisterClass(szAppName, NULL);
    }
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::Create
//
//  Synopsis:
//      Creates the manager
//
//------------------------------------------------------------------------------
HRESULT
CRendererManager::Create(CRendererManager **ppManager)
{
    HRESULT hr = S_OK;

    *ppManager = new CRendererManager();
    IFCOOM(*ppManager);

Cleanup:
    return hr;
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::EnsureRenderers
//
//  Synopsis:
//      Makes sure the CRenderer objects exist
//
//------------------------------------------------------------------------------
HRESULT
CRendererManager::EnsureRenderers()
{
    HRESULT hr = S_OK;

    if (!m_rgRenderers)
    {
        IFC(EnsureHWND());

        assert(m_cAdapters);    
        m_rgRenderers = new CRenderer*[m_cAdapters];
        IFCOOM(m_rgRenderers);
        ZeroMemory(m_rgRenderers, m_cAdapters * sizeof(m_rgRenderers[0]));

        for (UINT i = 0; i < m_cAdapters; ++i)
        {
            IFC(CTriangleRenderer::Create(m_pD3D, m_pD3DEx, m_hwnd, i, &m_rgRenderers[i]));
        }

        // Default to the default adapter 
        m_pCurrentRenderer = m_rgRenderers[0];
    }

Cleanup:
    return hr;
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::EnsureHWND
//
//  Synopsis:
//      Makes sure an HWND exists if we need it
//
//------------------------------------------------------------------------------
HRESULT
CRendererManager::EnsureHWND()
{
    HRESULT hr = S_OK;

    if (!m_hwnd)
    {
        WNDCLASS wndclass;

        wndclass.style = CS_HREDRAW | CS_VREDRAW;
        wndclass.lpfnWndProc = DefWindowProc;
        wndclass.cbClsExtra = 0;
        wndclass.cbWndExtra = 0;
        wndclass.hInstance = NULL;
        wndclass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
        wndclass.hCursor = LoadCursor(NULL, IDC_ARROW);
        wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH);
        wndclass.lpszMenuName = NULL;
        wndclass.lpszClassName = szAppName;

        if (!RegisterClass(&wndclass))
        {
            IFC(E_FAIL);
        }

        m_hwnd = CreateWindow(szAppName,
                            TEXT("D3DImageSample"),
                            WS_OVERLAPPEDWINDOW,
                            0,                   // Initial X
                            0,                   // Initial Y
                            0,                   // Width
                            0,                   // Height
                            NULL,
                            NULL,
                            NULL,
                            NULL);
    }

Cleanup:
    return hr;
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::EnsureD3DObjects
//
//  Synopsis:
//      Makes sure the D3D objects exist
//
//------------------------------------------------------------------------------
HRESULT
CRendererManager::EnsureD3DObjects()
{
    HRESULT hr = S_OK;

    HMODULE hD3D = NULL;
    if (!m_pD3D)
    {
        hD3D = LoadLibrary(TEXT("d3d9.dll"));
        DIRECT3DCREATE9EXFUNCTION pfnCreate9Ex = (DIRECT3DCREATE9EXFUNCTION)GetProcAddress(hD3D, "Direct3DCreate9Ex");
        if (pfnCreate9Ex)
        {
            IFC((*pfnCreate9Ex)(D3D_SDK_VERSION, &m_pD3DEx));
            IFC(m_pD3DEx->QueryInterface(__uuidof(IDirect3D9), reinterpret_cast<void **>(&m_pD3D)));
        }
        else
        {
            m_pD3D = Direct3DCreate9(D3D_SDK_VERSION);
            if (!m_pD3D) 
            {
                IFC(E_FAIL);
            }
        }

        m_cAdapters = m_pD3D->GetAdapterCount();
    }

Cleanup:
    if (hD3D)
    {
        FreeLibrary(hD3D);
    }

    return hr;
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::CleanupInvalidDevices
//
//  Synopsis:
//      Checks to see if any devices are bad and if so, deletes all resources
//
//      We could delete resources and wait for D3DERR_DEVICENOTRESET and reset
//      the devices, but if the device is lost because of an adapter order 
//      change then our existing D3D objects would have stale adapter 
//      information. We'll delete everything to be safe rather than sorry.
//
//------------------------------------------------------------------------------
void
CRendererManager::CleanupInvalidDevices()
{
    for (UINT i = 0; i < m_cAdapters; ++i)
    {
        if (FAILED(m_rgRenderers[i]->CheckDeviceState()))
        {
            DestroyResources();
            break;
        }
    }
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::GetBackBufferNoRef
//
//  Synopsis:
//      Returns the surface of the current renderer without adding a reference
//
//      This can return NULL if we're in a bad device state.
//
//------------------------------------------------------------------------------
HRESULT 
CRendererManager::GetBackBufferNoRef(IDirect3DSurface9 **ppSurface)
{
    HRESULT hr = S_OK;

    // Make sure we at least return NULL
    *ppSurface = NULL;

    CleanupInvalidDevices();

    IFC(EnsureD3DObjects());

    //
    // Even if we never render to another adapter, this sample creates devices
    // and resources on each one. This is a potential waste of video memory,
    // but it guarantees that we won't have any problems (e.g. out of video
    // memory) when switching to render on another adapter. In your own code
    // you may choose to delay creation but you'll need to handle the issues
    // that come with it.
    //

    IFC(EnsureRenderers());

    if (m_fSurfaceSettingsChanged)
    {
        if (FAILED(TestSurfaceSettings()))
        {
            IFC(E_FAIL);
        }

        for (UINT i = 0; i < m_cAdapters; ++i)
        {
            IFC(m_rgRenderers[i]->CreateSurface(m_uWidth, m_uHeight, m_fUseAlpha, m_uNumSamples));
        }

        m_fSurfaceSettingsChanged = false;
    }

    if (m_pCurrentRenderer)
    {
        *ppSurface = m_pCurrentRenderer->GetSurfaceNoRef();
    }

Cleanup:
    // If we failed because of a bad device, ignore the failure for now and 
    // we'll clean up and try again next time.
    if (hr == D3DERR_DEVICELOST)
    {
        hr = S_OK;
    }

    return hr;
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::TestSurfaceSettings
//
//  Synopsis:
//      Checks to see if our current surface settings are allowed on all
//      adapters.
//
//------------------------------------------------------------------------------
HRESULT
CRendererManager::TestSurfaceSettings()
{
    HRESULT hr = S_OK;

    D3DFORMAT fmt = m_fUseAlpha ? D3DFMT_A8R8G8B8 : D3DFMT_X8R8G8B8;

    // 
    // We test all adapters because because we potentially use all adapters.
    // But even if this sample only rendered to the default adapter, you
    // should check all adapters because WPF may move your surface to
    // another adapter for you!
    //

    for (UINT i = 0; i < m_cAdapters; ++i)
    {
        // Can we get HW rendering?
        IFC(m_pD3D->CheckDeviceType(
            i,
            D3DDEVTYPE_HAL,
            D3DFMT_X8R8G8B8,
            fmt,
            TRUE
            )); 

        // Is the format okay?
        IFC(m_pD3D->CheckDeviceFormat(
            i,
            D3DDEVTYPE_HAL,
            D3DFMT_X8R8G8B8,
            D3DUSAGE_RENDERTARGET | D3DUSAGE_DYNAMIC, // We'll use dynamic when on XP
            D3DRTYPE_SURFACE,
            fmt
            ));

        // D3DImage only allows multisampling on 9Ex devices. If we can't 
        // multisample, overwrite the desired number of samples with 0.
        if (m_pD3DEx && m_uNumSamples > 1)
        {   
            assert(m_uNumSamples <= 16);

            if (FAILED(m_pD3D->CheckDeviceMultiSampleType(
                i,
                D3DDEVTYPE_HAL,
                fmt,
                TRUE,
                static_cast<D3DMULTISAMPLE_TYPE>(m_uNumSamples),
                NULL
                )))
            {
                m_uNumSamples = 0;
            }
        }
        else
        {
            m_uNumSamples = 0;
        }
    }

Cleanup:
    return hr;
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::DestroyResources
//
//  Synopsis:
//      Delete all D3D resources
//
//------------------------------------------------------------------------------
void 
CRendererManager::DestroyResources()
{
    SAFE_RELEASE(m_pD3D);
    SAFE_RELEASE(m_pD3DEx);

    for (UINT i = 0; i < m_cAdapters; ++i)
    {
        delete m_rgRenderers[i];
    }
    delete [] m_rgRenderers;
    m_rgRenderers = NULL;

    m_pCurrentRenderer = NULL;
    m_cAdapters = 0;

    m_fSurfaceSettingsChanged = true;
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::SetSize
//
//  Synopsis:
//      Update the size of the surface. Next render will create a new surface.
//
//------------------------------------------------------------------------------
void 
CRendererManager::SetSize(UINT uWidth, UINT uHeight)
{
    if (uWidth != m_uWidth || uHeight != m_uHeight)
    {
        m_uWidth = uWidth;
        m_uHeight = uHeight;
        m_fSurfaceSettingsChanged = true;
    }
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::SetAlpha
//
//  Synopsis:
//      Update the format of the surface. Next render will create a new surface.
//
//------------------------------------------------------------------------------
void
CRendererManager::SetAlpha(bool fUseAlpha)
{
    if (fUseAlpha != m_fUseAlpha)
    {
        m_fUseAlpha = fUseAlpha;
        m_fSurfaceSettingsChanged = true;
    }
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::SetNumDesiredSamples
//
//  Synopsis:
//      Update the MSAA settings of the surface. Next render will create a 
//      new surface.
//
//------------------------------------------------------------------------------
void 
CRendererManager::SetNumDesiredSamples(UINT uNumSamples)
{
    if (m_uNumSamples != uNumSamples)
    {
        m_uNumSamples = uNumSamples;
        m_fSurfaceSettingsChanged = true;
    }
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::SetAdapter
//
//  Synopsis:
//      Update the current renderer. Next render will use the new renderer.
//
//------------------------------------------------------------------------------
void 
CRendererManager::SetAdapter(POINT screenSpacePoint)
{
    CleanupInvalidDevices();

    //
    // After CleanupInvalidDevices, we may not have any D3D objects. Rather than
    // recreate them here, ignore the adapter update and wait for render to recreate.
    //

    if (m_pD3D && m_rgRenderers)
    {
        HMONITOR hMon = MonitorFromPoint(screenSpacePoint, MONITOR_DEFAULTTONULL);

        for (UINT i = 0; i < m_cAdapters; ++i)
        {
            if (hMon == m_pD3D->GetAdapterMonitor(i))
            {
                m_pCurrentRenderer = m_rgRenderers[i];
                break;
            }
        }
    }
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CRendererManager::Render
//
//  Synopsis:
//      Forward to the current renderer
//
//------------------------------------------------------------------------------
HRESULT
CRendererManager::Render()
{
    return m_pCurrentRenderer ? m_pCurrentRenderer->Render() : S_OK;
}

Kod Düzenleyicisi'nde TriangleRenderer.h dosyasını açın ve otomatik olarak oluşturulan kodu aşağıdaki kodla değiştirin.

#pragma once

class CTriangleRenderer : public CRenderer
{
public:
    static HRESULT Create(IDirect3D9 *pD3D, IDirect3D9Ex *pD3DEx, HWND hwnd, UINT uAdapter, CRenderer **ppRenderer);
    ~CTriangleRenderer();

    HRESULT Render();

protected:
    HRESULT Init(IDirect3D9 *pD3D, IDirect3D9Ex *pD3DEx, HWND hwnd, UINT uAdapter);

private:
    CTriangleRenderer();

    IDirect3DVertexBuffer9 *m_pd3dVB;
};

Kod Düzenleyicisi'nde TriangleRenderer.cpp dosyasını açın ve otomatik olarak oluşturulan kodu aşağıdaki kodla değiştirin.


//+-----------------------------------------------------------------------------
//
//  CTriangleRenderer
//
//      Subclass of CRenderer that renders a single, spinning triangle
//
//------------------------------------------------------------------------------

#include "StdAfx.h"

struct CUSTOMVERTEX
{
    FLOAT x, y, z; 
    DWORD color;
};

#define D3DFVF_CUSTOMVERTEX (D3DFVF_XYZ | D3DFVF_DIFFUSE)

//+-----------------------------------------------------------------------------
//
//  Member:
//      CTriangleRenderer ctor
//
//------------------------------------------------------------------------------
CTriangleRenderer::CTriangleRenderer() : CRenderer(), m_pd3dVB(NULL)
{
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CTriangleRenderer dtor
//
//------------------------------------------------------------------------------
CTriangleRenderer::~CTriangleRenderer()
{
    SAFE_RELEASE(m_pd3dVB);
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CTriangleRenderer::Create
//
//  Synopsis:
//      Creates the renderer
//
//------------------------------------------------------------------------------
HRESULT 
CTriangleRenderer::Create(IDirect3D9 *pD3D, IDirect3D9Ex *pD3DEx, HWND hwnd, UINT uAdapter, CRenderer **ppRenderer)
{
    HRESULT hr = S_OK;
    
    CTriangleRenderer *pRenderer = new CTriangleRenderer();
    IFCOOM(pRenderer);

    IFC(pRenderer->Init(pD3D, pD3DEx, hwnd, uAdapter));

    *ppRenderer = pRenderer;
    pRenderer = NULL;

Cleanup:
    delete pRenderer;

    return hr;
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CTriangleRenderer::Init
//
//  Synopsis:
//      Override of CRenderer::Init that calls base to create the device and 
//      then creates the CTriangleRenderer-specific resources
//
//------------------------------------------------------------------------------
HRESULT 
CTriangleRenderer::Init(IDirect3D9 *pD3D, IDirect3D9Ex *pD3DEx, HWND hwnd, UINT uAdapter)
{
    HRESULT hr = S_OK;
    D3DXMATRIXA16 matView, matProj;
    D3DXVECTOR3 vEyePt(0.0f, 0.0f,-5.0f);
    D3DXVECTOR3 vLookatPt(0.0f, 0.0f, 0.0f);
    D3DXVECTOR3 vUpVec(0.0f, 1.0f, 0.0f);

    // Call base to create the device and render target
    IFC(CRenderer::Init(pD3D, pD3DEx, hwnd, uAdapter));

    // Set up the VB
    CUSTOMVERTEX vertices[] =
    {
        { -1.0f, -1.0f, 0.0f, 0xffff0000, }, // x, y, z, color
        {  1.0f, -1.0f, 0.0f, 0xff00ff00, },
        {  0.0f,  1.0f, 0.0f, 0xff00ffff, },
    };

    IFC(m_pd3dDevice->CreateVertexBuffer(sizeof(vertices), 0, D3DFVF_CUSTOMVERTEX, D3DPOOL_DEFAULT, &m_pd3dVB, NULL));

    void *pVertices;
    IFC(m_pd3dVB->Lock(0, sizeof(vertices), &pVertices, 0));
    memcpy(pVertices, vertices, sizeof(vertices));
    m_pd3dVB->Unlock();

    // Set up the camera
    D3DXMatrixLookAtLH(&matView, &vEyePt, &vLookatPt, &vUpVec);
    IFC(m_pd3dDevice->SetTransform(D3DTS_VIEW, &matView));
    D3DXMatrixPerspectiveFovLH(&matProj, D3DX_PI / 4, 1.0f, 1.0f, 100.0f);
    IFC(m_pd3dDevice->SetTransform(D3DTS_PROJECTION, &matProj));

    // Set up the global state
    IFC(m_pd3dDevice->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE));
    IFC(m_pd3dDevice->SetRenderState(D3DRS_LIGHTING, FALSE));
    IFC(m_pd3dDevice->SetStreamSource(0, m_pd3dVB, 0, sizeof(CUSTOMVERTEX)));
    IFC(m_pd3dDevice->SetFVF(D3DFVF_CUSTOMVERTEX));

Cleanup:
    return hr;
}

//+-----------------------------------------------------------------------------
//
//  Member:
//      CTriangleRenderer::Render
//
//  Synopsis:
//      Renders the rotating triangle
//
//------------------------------------------------------------------------------
HRESULT
CTriangleRenderer::Render()
{
    HRESULT hr = S_OK;
    D3DXMATRIXA16 matWorld;

    IFC(m_pd3dDevice->BeginScene());
    IFC(m_pd3dDevice->Clear(
        0,
        NULL,
        D3DCLEAR_TARGET,
        D3DCOLOR_ARGB(128, 0, 0, 128),  // NOTE: Premultiplied alpha!
        1.0f,
        0
        ));

    // Set up the rotation
    UINT  iTime  = GetTickCount() % 1000;
    FLOAT fAngle = iTime * (2.0f * D3DX_PI) / 1000.0f;
    D3DXMatrixRotationY(&matWorld, fAngle);
    IFC(m_pd3dDevice->SetTransform(D3DTS_WORLD, &matWorld));

    IFC(m_pd3dDevice->DrawPrimitive(D3DPT_TRIANGLELIST, 0, 1));

    IFC(m_pd3dDevice->EndScene());

Cleanup:
    return hr;
}

Kod Düzenleyicisi'nde stdafx.h dosyasını açın ve otomatik olarak oluşturulan kodu aşağıdaki kodla değiştirin.

// stdafx.h : include file for standard system include files,
// or project specific include files that are used frequently, but
// are changed infrequently
//

#pragma once

#define WIN32_LEAN_AND_MEAN             // Exclude rarely-used stuff from Windows headers
// Windows Header Files:
#include <windows.h>

#include <d3d9.h>
#include <d3dx9.h>

#include <assert.h>

#include "RendererManager.h"
#include "Renderer.h"
#include "TriangleRenderer.h"

#define IFC(x) { hr = (x); if (FAILED(hr)) goto Cleanup; }
#define IFCOOM(x) { if ((x) == NULL) { hr = E_OUTOFMEMORY; IFC(hr); } }
#define SAFE_RELEASE(x) { if (x) { x->Release(); x = NULL; } }

Dllmain.cpp dosyasını Kod Düzenleyicisi'nde açın ve otomatik olarak oluşturulan kodu aşağıdaki kodla değiştirin.

// dllmain.cpp : Defines the entry point for the DLL application.
#include "stdafx.h"

BOOL APIENTRY DllMain( HMODULE hModule,
                       DWORD  ul_reason_for_call,
                       LPVOID lpReserved
                     )
{
    switch (ul_reason_for_call)
    {
    case DLL_PROCESS_ATTACH:
    case DLL_THREAD_ATTACH:
    case DLL_THREAD_DETACH:
    case DLL_PROCESS_DETACH:
        break;
    }
    return TRUE;
}

static CRendererManager *pManager = NULL;

static HRESULT EnsureRendererManager()
{
    return pManager ? S_OK : CRendererManager::Create(&pManager);
}

extern "C" HRESULT WINAPI SetSize(UINT uWidth, UINT uHeight)
{
    HRESULT hr = S_OK;

    IFC(EnsureRendererManager());

    pManager->SetSize(uWidth, uHeight);

Cleanup:
    return hr;
}

extern "C" HRESULT WINAPI SetAlpha(BOOL fUseAlpha)
{
    HRESULT hr = S_OK;

    IFC(EnsureRendererManager());

    pManager->SetAlpha(!!fUseAlpha);

Cleanup:
    return hr;
}

extern "C" HRESULT WINAPI SetNumDesiredSamples(UINT uNumSamples)
{
    HRESULT hr = S_OK;

    IFC(EnsureRendererManager());

    pManager->SetNumDesiredSamples(uNumSamples);

Cleanup:
    return hr;
}

extern "C" HRESULT WINAPI SetAdapter(POINT screenSpacePoint)
{
    HRESULT hr = S_OK;

    IFC(EnsureRendererManager());

    pManager->SetAdapter(screenSpacePoint);

Cleanup:
    return hr;
}

extern "C" HRESULT WINAPI GetBackBufferNoRef(IDirect3DSurface9 **ppSurface)
{
    HRESULT hr = S_OK;

    IFC(EnsureRendererManager());

    IFC(pManager->GetBackBufferNoRef(ppSurface));

Cleanup:
    return hr;
}

extern "C" HRESULT WINAPI Render()
{
    assert(pManager);

    return pManager->Render();
}

extern "C" void WINAPI Destroy()
{
    delete pManager;
    pManager = NULL;
}

Kod düzenleyicisinde D3DContent.def dosyasını açın.

Otomatik olarak oluşturulan kodu aşağıdaki kodla değiştirin.

LIBRARY "D3DContent"

EXPORTS

SetSize
SetAlpha
SetNumDesiredSamples
SetAdapter

GetBackBufferNoRef
Render
Destroy

Projeyi derleyin.

Sonraki Adımlar

Direct3D9 içeriğini bir WPF uygulamasında barındırın. Daha fazla bilgi için bkz . İzlenecek yol: WPF'de Direct3D9 İçeriği barındırma.

Aracılığıyla paylaş