C++ D3DPipelineManager::GetD3DObject方法代码示例

/*
 * Class:     sun_java2d_d3d_D3DGraphicsDevice
 * Method:    getCurrentDisplayModeNative
 * Signature: (I)Ljava/awt/DisplayMode;
 */
JNIEXPORT jobject JNICALL
Java_sun_java2d_d3d_D3DGraphicsDevice_getCurrentDisplayModeNative
  (JNIEnv *env, jclass gdc, jint gdiScreen)
{
    D3DPipelineManager *pMgr;
    IDirect3D9 *pd3d9;
    jobject ret = NULL;
    D3DDISPLAYMODE mode;
    UINT adapter;

    J2dTraceLn(J2D_TRACE_INFO, "D3DGD_getCurrentDisplayModeNative");

    RETURN_STATUS_IF_NULL(pMgr = D3DPipelineManager::GetInstance(), NULL);
    RETURN_STATUS_IF_NULL(pd3d9 = pMgr->GetD3DObject(), NULL);
    adapter = pMgr->GetAdapterOrdinalForScreen(gdiScreen);

    if (SUCCEEDED(pd3d9->GetAdapterDisplayMode(adapter, &mode))) {
        int bitDepth = -1;
        // these are the only three valid screen formats
        switch (mode.Format) {
            case D3DFMT_X8R8G8B8: bitDepth = 32; break;
            case D3DFMT_R5G6B5:
            case D3DFMT_X1R5G5B5: bitDepth = 16; break;
        }
        J2dTraceLn4(J2D_TRACE_VERBOSE,
                    "  current dm: %dx%dx%[email protected]%d",
                    mode.Width, mode.Height, bitDepth, mode.RefreshRate);
        ret = CreateDisplayMode(env, mode.Width, mode.Height, bitDepth,
                                mode.RefreshRate);
    }
    return ret;
}

/*
 * Class:     sun_java2d_d3d_D3DGraphicsDevice
 * Method:    getDeviceIdNative
 * Signature: (I)Ljava/lang/String;
 */
JNIEXPORT jstring JNICALL Java_sun_java2d_d3d_D3DGraphicsDevice_getDeviceIdNative
  (JNIEnv *env, jclass d3dsdc, jint gdiScreen)
{
    D3DPipelineManager *pMgr;
    UINT adapter;
    D3DADAPTER_IDENTIFIER9 aid;
    IDirect3D9 *pd3d9;

    J2dTraceLn(J2D_TRACE_INFO, "D3DGD_getDeviceIdNative");

    pMgr = D3DPipelineManager::GetInstance();
    RETURN_STATUS_IF_NULL(pMgr, NULL);
    pd3d9 = pMgr->GetD3DObject();
    RETURN_STATUS_IF_NULL(pd3d9, NULL);

    adapter = pMgr->GetAdapterOrdinalForScreen(gdiScreen);
    if (FAILED(pd3d9->GetAdapterIdentifier(adapter, 0, &aid))) {
        return NULL;
    }

    // ('%d.' will take no more than 6+1 chars since we are printing a WORD)
    //            AAAA&BBBB MAX_DEVICE_IDENTIFIER_STRING (%d.%d.%d.%d)0
    size_t len = (4+1+4  +1+MAX_DEVICE_IDENTIFIER_STRING+1 +1+(6+1)*4+1 +1);
    WCHAR *pAdapterId = new WCHAR[len];
    RETURN_STATUS_IF_NULL(pAdapterId, NULL);

    _snwprintf(pAdapterId, len, L"%x&%x %S (%d.%d.%d.%d)",
               0xffff & aid.VendorId, 0xffff & aid.DeviceId, aid.Description,
               HIWORD(aid.DriverVersion.HighPart),
               LOWORD(aid.DriverVersion.HighPart),
               HIWORD(aid.DriverVersion.LowPart),
               LOWORD(aid.DriverVersion.LowPart));
    // _snwprintf doesn't add 0 at the end if the formatted string didn't fit
    // in the buffer so we have to make sure it is null terminated
    pAdapterId[len-1] = (WCHAR)0;

    J2dTraceLn1(J2D_TRACE_VERBOSE, "  id=%S", pAdapterId);

    jstring ret = JNU_NewStringPlatform(env, pAdapterId);

    delete pAdapterId;

    return ret;
}

/*
 * Class:     sun_java2d_d3d_D3DGraphicsDevice
 * Method:    configDisplayModeNative
 * Signature: (IJIIII)V
 */
JNIEXPORT void JNICALL
Java_sun_java2d_d3d_D3DGraphicsDevice_configDisplayModeNative
  (JNIEnv *env, jclass gdc, jint gdiScreen, jlong window,
   jint width, jint height, jint bitDepth, jint refreshRate)
{
    HRESULT res;
    D3DPipelineManager *pMgr;
    D3DContext *pCtx;
    D3DPRESENT_PARAMETERS newParams, *pCurParams;
    UINT adapter;

    J2dTraceLn(J2D_TRACE_INFO, "D3DGD_configDisplayModeNative");

    RETURN_IF_NULL(pMgr = D3DPipelineManager::GetInstance());
    adapter = pMgr->GetAdapterOrdinalForScreen(gdiScreen);

    if (FAILED(res = pMgr->GetD3DContext(adapter, &pCtx))) {
        D3DRQ_MarkLostIfNeeded(res, D3DRQ_GetCurrentDestination());
        return;
    }

    pCurParams = pCtx->GetPresentationParams();

    newParams = *pCurParams;
    newParams.BackBufferWidth = width;
    newParams.BackBufferHeight = height;
    newParams.FullScreen_RefreshRateInHz = refreshRate;
    newParams.PresentationInterval = D3DPRESENT_INTERVAL_DEFAULT;
    // we leave the swap effect so that it's more likely
    // to be the one user selected initially
//    newParams.SwapEffect = D3DSWAPEFFECT_DISCARD;

    if (bitDepth == 32) {
        newParams.BackBufferFormat = D3DFMT_X8R8G8B8;
    } else if (bitDepth == 16) {
        UINT modeNum;
        D3DDISPLAYMODE mode;
        IDirect3D9 *pd3d9;
        UINT modesCount;

        RETURN_IF_NULL(pd3d9 = pMgr->GetD3DObject());

        modesCount = pd3d9->GetAdapterModeCount(adapter, D3DFMT_R5G6B5);
        if (modesCount == 0) {
            modesCount = pd3d9->GetAdapterModeCount(adapter, D3DFMT_X1R5G5B5);
        }

        newParams.BackBufferFormat = D3DFMT_UNKNOWN;
        for (modeNum = 0; modeNum < modesCount; modeNum++) {
            if (SUCCEEDED(pd3d9->EnumAdapterModes(adapter, D3DFMT_R5G6B5,
                                                  modeNum, &mode)))
            {
                if (mode.Width == width && mode.Height == height &&
                    mode.RefreshRate == refreshRate)
                {
                    // prefer 565 over 555
                    if (mode.Format == D3DFMT_R5G6B5) {
                        newParams.BackBufferFormat = D3DFMT_R5G6B5;
                        break;
                    } else if (mode.Format == D3DFMT_X1R5G5B5) {
                        newParams.BackBufferFormat = D3DFMT_X1R5G5B5;
                    }
                }
            }
        }
        if (newParams.BackBufferFormat == D3DFMT_UNKNOWN) {
            J2dRlsTraceLn(J2D_TRACE_ERROR,
                          "D3DGD_configDisplayModeNative: no 16-bit formats");
            return;
        }
    } else {
        J2dRlsTraceLn1(J2D_TRACE_ERROR,
                       "D3DGD_configDisplayModeNative: unsupported depth: %d",
                       bitDepth);
        return;
    }

    J2dTraceLn4(J2D_TRACE_VERBOSE, "  changing to dm: %dx%dx%[email protected]%d",
                newParams.BackBufferWidth, newParams.BackBufferHeight,
                bitDepth, refreshRate);
    J2dTraceLn1(J2D_TRACE_VERBOSE, "  selected backbuffer format: %d",
                newParams.BackBufferFormat);

    res = pCtx->ConfigureContext(&newParams);
    if (SUCCEEDED(res)) {
        // the full screen window doesn't receive WM_SIZE event when
        // the display mode changes (it does get resized though) so we need to
        // generate the event ourselves
        ::SendMessage(newParams.hDeviceWindow, WM_SIZE, width, height);
    }
    D3DRQ_MarkLostIfNeeded(res, D3DRQ_GetCurrentDestination());
}