dxutenum.cpp

声音和图片的加载功能,不过运行起来有点卡

}




//--------------------------------------------------------------------------------------
CD3D9EnumDeviceInfo::~CD3D9EnumDeviceInfo( void )
{
    CD3D9EnumDeviceSettingsCombo* pDeviceCombo;
    for( int i=0; i<deviceSettingsComboList.GetSize(); i++ )
    {
        pDeviceCombo = deviceSettingsComboList.GetAt(i);
        delete pDeviceCombo;
    }
    deviceSettingsComboList.RemoveAll();
}


//--------------------------------------------------------------------------------------
void CD3D9Enumeration::ResetPossibleDepthStencilFormats()
{
    m_DepthStencilPossibleList.RemoveAll();
    m_DepthStencilPossibleList.Add( D3DFMT_D16 );
    m_DepthStencilPossibleList.Add( D3DFMT_D15S1 );
    m_DepthStencilPossibleList.Add( D3DFMT_D24X8 );
    m_DepthStencilPossibleList.Add( D3DFMT_D24S8 );
    m_DepthStencilPossibleList.Add( D3DFMT_D24X4S4 );
    m_DepthStencilPossibleList.Add( D3DFMT_D32 );
}


//--------------------------------------------------------------------------------------
CGrowableArray<D3DFORMAT>* CD3D9Enumeration::GetPossibleDepthStencilFormatList() 
{
    return &m_DepthStencilPossibleList;
}


//--------------------------------------------------------------------------------------
CGrowableArray<D3DMULTISAMPLE_TYPE>* CD3D9Enumeration::GetPossibleMultisampleTypeList()
{
    return &m_MultiSampleTypeList;
}


//--------------------------------------------------------------------------------------
void CD3D9Enumeration::ResetPossibleMultisampleTypeList()
{
    m_MultiSampleTypeList.RemoveAll();
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_NONE );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_NONMASKABLE );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_2_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_3_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_4_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_5_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_6_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_7_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_8_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_9_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_10_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_11_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_12_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_13_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_14_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_15_SAMPLES );
    m_MultiSampleTypeList.Add( D3DMULTISAMPLE_16_SAMPLES );
}


//--------------------------------------------------------------------------------------
void CD3D9Enumeration::GetPossibleVertexProcessingList( bool* pbSoftwareVP, bool* pbHardwareVP, bool* pbPureHarewareVP, bool* pbMixedVP )
{
    *pbSoftwareVP = m_bSoftwareVP;
    *pbHardwareVP = m_bHardwareVP;
    *pbPureHarewareVP = m_bPureHarewareVP;
    *pbMixedVP = m_bMixedVP;
}


//--------------------------------------------------------------------------------------
void CD3D9Enumeration::SetPossibleVertexProcessingList( bool bSoftwareVP, bool bHardwareVP, bool bPureHarewareVP, bool bMixedVP )
{
    m_bSoftwareVP = bSoftwareVP;
    m_bHardwareVP = bHardwareVP;
    m_bPureHarewareVP = bPureHarewareVP;
    m_bMixedVP = bMixedVP;
}


//--------------------------------------------------------------------------------------
CGrowableArray<UINT>* CD3D9Enumeration::GetPossiblePresentIntervalList()
{
    return &m_PresentIntervalList;
}


//--------------------------------------------------------------------------------------
void CD3D9Enumeration::ResetPossiblePresentIntervalList()
{
    m_PresentIntervalList.RemoveAll();
    m_PresentIntervalList.Add( D3DPRESENT_INTERVAL_IMMEDIATE );
    m_PresentIntervalList.Add( D3DPRESENT_INTERVAL_DEFAULT );
    m_PresentIntervalList.Add( D3DPRESENT_INTERVAL_ONE );
    m_PresentIntervalList.Add( D3DPRESENT_INTERVAL_TWO );
    m_PresentIntervalList.Add( D3DPRESENT_INTERVAL_THREE );
    m_PresentIntervalList.Add( D3DPRESENT_INTERVAL_FOUR );
}


//--------------------------------------------------------------------------------------
void CD3D9Enumeration::SetResolutionMinMax( UINT nMinWidth, UINT nMinHeight, 
                                           UINT nMaxWidth, UINT nMaxHeight )
{
    m_nMinWidth = nMinWidth;
    m_nMinHeight = nMinHeight;
    m_nMaxWidth = nMaxWidth;
    m_nMaxHeight = nMaxHeight;
}


//--------------------------------------------------------------------------------------
void CD3D9Enumeration::SetRefreshMinMax( UINT nMin, UINT nMax )
{
    m_nRefreshMin = nMin;
    m_nRefreshMax = nMax;
}


//--------------------------------------------------------------------------------------
void CD3D9Enumeration::SetMultisampleQualityMax( UINT nMax )
{
    if( nMax > 0xFFFF )
        nMax = 0xFFFF;
    m_nMultisampleQualityMax = nMax;
}


//--------------------------------------------------------------------------------------
HRESULT DXUTFindValidD3D9DeviceSettings( DXUTD3D9DeviceSettings* pOut, DXUTD3D9DeviceSettings* pIn, DXUTMatchOptions* pMatchOptions, DXUTD3D9DeviceSettings* pOptimal )
{
    // Find the best combination of:
    //      Adapter Ordinal
    //      Device Type
    //      Adapter Format
    //      Back Buffer Format
    //      Windowed
    // given what's available on the system and the match options combined with the device settings input.
    // This combination of settings is encapsulated by the CD3D9EnumDeviceSettingsCombo class.
    float fBestRanking = -1.0f;
    CD3D9EnumDeviceSettingsCombo* pBestDeviceSettingsCombo = NULL;
    D3DDISPLAYMODE adapterDesktopDisplayMode;

    IDirect3D9* pD3D = DXUTGetD3D9Object();
    CD3D9Enumeration* pd3dEnum = DXUTGetD3D9Enumeration( false );
    CGrowableArray<CD3D9EnumAdapterInfo*>* pAdapterList = pd3dEnum->GetAdapterInfoList();
    for( int iAdapter=0; iAdapter<pAdapterList->GetSize(); iAdapter++ )
    {
        CD3D9EnumAdapterInfo* pAdapterInfo = pAdapterList->GetAt(iAdapter);

        // Get the desktop display mode of adapter 
        pD3D->GetAdapterDisplayMode( pAdapterInfo->AdapterOrdinal, &adapterDesktopDisplayMode );

        // Enum all the device types supported by this adapter to find the best device settings
        for( int iDeviceInfo=0; iDeviceInfo<pAdapterInfo->deviceInfoList.GetSize(); iDeviceInfo++ )
        {
            CD3D9EnumDeviceInfo* pDeviceInfo = pAdapterInfo->deviceInfoList.GetAt(iDeviceInfo);

            // Enum all the device settings combinations.  A device settings combination is 
            // a unique set of an adapter format, back buffer format, and IsWindowed.
            for( int iDeviceCombo=0; iDeviceCombo<pDeviceInfo->deviceSettingsComboList.GetSize(); iDeviceCombo++ )
            {
                CD3D9EnumDeviceSettingsCombo* pDeviceSettingsCombo = pDeviceInfo->deviceSettingsComboList.GetAt(iDeviceCombo);

                // If windowed mode the adapter format has to be the same as the desktop 
                // display mode format so skip any that don't match
                if (pDeviceSettingsCombo->Windowed && (pDeviceSettingsCombo->AdapterFormat != adapterDesktopDisplayMode.Format))
                    continue;

                // Skip any combo that doesn't meet the preserve match options
                if( false == DXUTDoesD3D9DeviceComboMatchPreserveOptions( pDeviceSettingsCombo, pIn, pMatchOptions ) )
                    continue;

                // Get a ranking number that describes how closely this device combo matches the optimal combo
                float fCurRanking = DXUTRankD3D9DeviceCombo( pDeviceSettingsCombo, pOptimal, &adapterDesktopDisplayMode );

                // If this combo better matches the input device settings then save it
                if( fCurRanking > fBestRanking )
                {
                    pBestDeviceSettingsCombo = pDeviceSettingsCombo;
                    fBestRanking = fCurRanking;
                }
            }
        }
    }

    // If no best device combination was found then fail
    if( pBestDeviceSettingsCombo == NULL ) 
        return DXUTERR_NOCOMPATIBLEDEVICES;

    // Using the best device settings combo found, build valid device settings taking heed of 
    // the match options and the input device settings
    DXUTD3D9DeviceSettings validDeviceSettings;
    DXUTBuildValidD3D9DeviceSettings( &validDeviceSettings, pBestDeviceSettingsCombo, pIn, pMatchOptions );
    *pOut = validDeviceSettings;

    return S_OK;
}


//--------------------------------------------------------------------------------------
// Internal helper function to build a D3D9 device settings structure based upon the match 
// options.  If the match option is set to ignore, then a optimal default value is used.
// The default value may not exist on the system, but later this will be taken 
// into account.
//--------------------------------------------------------------------------------------
void DXUTBuildOptimalD3D9DeviceSettings( DXUTD3D9DeviceSettings* pOptimalDeviceSettings, 
                                         DXUTD3D9DeviceSettings* pDeviceSettingsIn, 
                                         DXUTMatchOptions* pMatchOptions )
{
    IDirect3D9* pD3D = DXUTGetD3D9Object();
    D3DDISPLAYMODE adapterDesktopDisplayMode;

    ZeroMemory( pOptimalDeviceSettings, sizeof(DXUTD3D9DeviceSettings) ); 

    //---------------------
    // Adapter ordinal
    //---------------------    
    if( pMatchOptions->eAdapterOrdinal == DXUTMT_IGNORE_INPUT )
        pOptimalDeviceSettings->AdapterOrdinal = D3DADAPTER_DEFAULT; 
    else
        pOptimalDeviceSettings->AdapterOrdinal = pDeviceSettingsIn->AdapterOrdinal;      

    //---------------------
    // Device type
    //---------------------
    if( pMatchOptions->eDeviceType == DXUTMT_IGNORE_INPUT )
        pOptimalDeviceSettings->DeviceType = D3DDEVTYPE_HAL; 
    else
        pOptimalDeviceSettings->DeviceType = pDeviceSettingsIn->DeviceType;

    //---------------------
    // Windowed
    //---------------------
    if( pMatchOptions->eWindowed == DXUTMT_IGNORE_INPUT )
        pOptimalDeviceSettings->pp.Windowed = TRUE; 
    else
        pOptimalDeviceSettings->pp.Windowed = pDeviceSettingsIn->pp.Windowed;

    //---------------------
    // Adapter format
    //---------------------
    if( pMatchOptions->eAdapterFormat == DXUTMT_IGNORE_INPUT )
    {
        // If windowed, default to the desktop display mode
        // If fullscreen, default to the desktop display mode for quick mode change or 
        // default to D3DFMT_X8R8G8B8 if the desktop display mode is < 32bit
        pD3D->GetAdapterDisplayMode( pOptimalDeviceSettings->AdapterOrdinal, &adapterDesktopDisplayMode );
        if( pOptimalDeviceSettings->pp.Windowed || DXUTGetD3D9ColorChannelBits(adapterDesktopDisplayMode.Format) >= 8 )
            pOptimalDeviceSettings->AdapterFormat = adapterDesktopDisplayMode.Format;
        else
            pOptimalDeviceSettings->AdapterFormat = D3DFMT_X8R8G8B8;
    }
    else
    {
        pOptimalDeviceSettings->AdapterFormat = pDeviceSettingsIn->AdapterFormat;
    }

    //---------------------
    // Vertex processing
    //---------------------
    if( pMatchOptions->eVertexProcessing == DXUTMT_IGNORE_INPUT )
        pOptimalDeviceSettings->BehaviorFlags = D3DCREATE_HARDWARE_VERTEXPROCESSING; 
    else
        pOptimalDeviceSettings->BehaviorFlags = pDeviceSettingsIn->BehaviorFlags;

    //---------------------
    // Resolution
    //---------------------
    if( pMatchOptions->eResolution == DXUTMT_IGNORE_INPUT )
    {
        // If windowed, default to 640x480
        // If fullscreen, default to the desktop res for quick mode change
        if( pOptimalDeviceSettings->pp.Windowed )
        {
            pOptimalDeviceSettings->pp.BackBufferWidth = 640;
            pOptimalDeviceSettings->pp.BackBufferHeight = 480;
        }
        else
        {
            pD3D->GetAdapterDisplayMode( pOptimalDeviceSettings->AdapterOrdinal, &adapterDesktopDisplayMode );
            pOptimalDeviceSettings->pp.BackBufferWidth = adapterDesktopDisplayMode.Width;
            pOptimalDeviceSettings->pp.BackBufferHeight = adapterDesktopDisplayMode.Height;
        }
    }
    else
    {
        pOptimalDeviceSettings->pp.BackBufferWidth = pDeviceSettingsIn->pp.BackBufferWidth;
        pOptimalDeviceSettings->pp.BackBufferHeight = pDeviceSettingsIn->pp.BackBufferHeight;
    }

    //---------------------
    // Back buffer format
    //---------------------
    if( pMatchOptions->eBackBufferFormat == DXUTMT_IGNORE_INPUT )
        pOptimalDeviceSettings->pp.BackBufferFormat = pOptimalDeviceSettings->AdapterFormat; // Default to match the adapter format
    else
        pOptimalDeviceSettings->pp.BackBufferFormat = pDeviceSettingsIn->pp.BackBufferFormat;

    //---------------------
    // Back buffer count
    //---------------------
    if( pMatchOptions->eBackBufferCount == DXUTMT_IGNORE_INPUT )
        pOptimalDeviceSettings->pp.BackBufferCount = 1; // Default to double buffering.  Causes less latency than triple buffering
    else
        pOptimalDeviceSettings->pp.BackBufferCount = pDeviceSettingsIn->pp.BackBufferCount;
   
    //---------------------
    // Multisample
    //---------------------
    if( pMatchOptions->eMultiSample == DXUTMT_IGNORE_INPUT )
    {
        // Default to no multisampling 
        pOptimalDeviceSettings->pp.MultiSampleType = D3DMULTISAMPLE_NONE;
        pOptimalDeviceSettings->pp.MultiSampleQuality = 0;