C++ CGrowableArray::Add方法代码示例

//--------------------------------------------------------------------------------------
HRESULT CMeshLoader10::LoadGeometryFromOBJ( const WCHAR* strFileName )
{
    WCHAR strMaterialFilename[MAX_PATH] = {0};
    WCHAR wstr[MAX_PATH];
    char str[MAX_PATH];
    HRESULT hr;

    // Find the file
    V_RETURN( DXUTFindDXSDKMediaFileCch( wstr, MAX_PATH, strFileName ) );
    WideCharToMultiByte( CP_ACP, 0, wstr, -1, str, MAX_PATH, NULL, NULL );

    // Store the directory where the mesh was found
    wcscpy_s( m_strMediaDir, MAX_PATH - 1, wstr );
    WCHAR* pch = wcsrchr( m_strMediaDir, L'/' );
    if( pch )
        *pch = NULL;

    // Create temporary storage for the input data. Once the data has been loaded into
    // a reasonable format we can create a D3DXMesh object and load it with the mesh data.
    CGrowableArray <D3DXVECTOR3> Positions;
    CGrowableArray <D3DXVECTOR2> TexCoords;
    CGrowableArray <D3DXVECTOR3> Normals;

    // The first subset uses the default material
    Material* pMaterial = new Material();
    if( pMaterial == NULL )
        return E_OUTOFMEMORY;

    InitMaterial( pMaterial );
    wcscpy_s( pMaterial->strName, MAX_PATH - 1, L"default" );
    m_Materials.Add( pMaterial );

    DWORD dwCurSubset = 0;

    // File input
    WCHAR strCommand[256] = {0};
    wifstream InFile( str );
    if( !InFile )
        return DXTRACE_ERR( L"wifstream::open", E_FAIL );

    for(; ; )
    {
        InFile >> strCommand;
        if( !InFile )
            break;

        if( 0 == wcscmp( strCommand, L"#" ) )
        {
            // Comment
        }
        else if( 0 == wcscmp( strCommand, L"v" ) )
        {
            // Vertex Position
            float x, y, z;
            InFile >> x >> y >> z;
            Positions.Add( D3DXVECTOR3( x, y, z ) );
        }
        else if( 0 == wcscmp( strCommand, L"vt" ) )

//--------------------------------------------------------------------------------------
// Enumerates available D3D adapters, devices, modes, etc.
//--------------------------------------------------------------------------------------
HRESULT CD3DEnumeration::Enumerate( IDirect3D9* pD3D,
                                    LPDXUTCALLBACKISDEVICEACCEPTABLE IsDeviceAcceptableFunc,
                                    void* pIsDeviceAcceptableFuncUserContext )
{
    if( pD3D == NULL )
    {
        pD3D = DXUTGetD3DObject();
        if( pD3D == NULL )
            return DXUTERR_NODIRECT3D;
    }

    m_pD3D = pD3D;
    m_IsDeviceAcceptableFunc = IsDeviceAcceptableFunc;
    m_pIsDeviceAcceptableFuncUserContext = pIsDeviceAcceptableFuncUserContext;

    HRESULT hr;
    ClearAdapterInfoList();
    CGrowableArray<D3DFORMAT> adapterFormatList;

    const D3DFORMAT allowedAdapterFormatArray[] = 
    {   
        D3DFMT_X8R8G8B8, 
        D3DFMT_X1R5G5B5, 
        D3DFMT_R5G6B5, 
        D3DFMT_A2R10G10B10
    };
    const UINT allowedAdapterFormatArrayCount  = sizeof(allowedAdapterFormatArray) / sizeof(allowedAdapterFormatArray[0]);

    UINT numAdapters = pD3D->GetAdapterCount();
    for (UINT adapterOrdinal = 0; adapterOrdinal < numAdapters; adapterOrdinal++)
    {
        CD3DEnumAdapterInfo* pAdapterInfo = MEMALLOC_NEW(CD3DEnumAdapterInfo);
        if( pAdapterInfo == NULL )
            return E_OUTOFMEMORY;

        pAdapterInfo->AdapterOrdinal = adapterOrdinal;
        pD3D->GetAdapterIdentifier(adapterOrdinal, 0, &pAdapterInfo->AdapterIdentifier);

        // Get list of all display modes on this adapter.  
        // Also build a temporary list of all display adapter formats.
        adapterFormatList.RemoveAll();

        for( UINT iFormatList = 0; iFormatList < allowedAdapterFormatArrayCount; iFormatList++ )
        {
            D3DFORMAT allowedAdapterFormat = allowedAdapterFormatArray[iFormatList];
            UINT numAdapterModes = pD3D->GetAdapterModeCount( adapterOrdinal, allowedAdapterFormat );
            for (UINT mode = 0; mode < numAdapterModes; mode++)
            {
                D3DDISPLAYMODE displayMode;
                pD3D->EnumAdapterModes( adapterOrdinal, allowedAdapterFormat, mode, &displayMode );

                if( displayMode.Width < m_nMinWidth ||
                    displayMode.Height < m_nMinHeight || 
                    displayMode.Width > m_nMaxWidth ||
                    displayMode.Height > m_nMaxHeight || 
                    displayMode.RefreshRate < m_nRefreshMin ||
                    displayMode.RefreshRate > m_nRefreshMax )
                {
                    continue;
                }

                pAdapterInfo->displayModeList.Add( displayMode );
                
                if( !adapterFormatList.Contains(displayMode.Format) )
                    adapterFormatList.Add( displayMode.Format );
            }

        }

        D3DDISPLAYMODE displayMode;
        pD3D->GetAdapterDisplayMode( adapterOrdinal, &displayMode );
        if( !adapterFormatList.Contains(displayMode.Format) )
            adapterFormatList.Add( displayMode.Format );

        // Sort displaymode list
        ::qsort( pAdapterInfo->displayModeList.GetData(), 
               pAdapterInfo->displayModeList.GetSize(), sizeof( D3DDISPLAYMODE ),
               SortModesCallback );

        // Get info for each device on this adapter
        if( FAILED( EnumerateDevices( pAdapterInfo, &adapterFormatList ) ) )
        {
            delete pAdapterInfo;
            continue;
        }

        // If at least one device on this adapter is available and compatible
        // with the app, add the adapterInfo to the list
        if( pAdapterInfo->deviceInfoList.GetSize() > 0 )
        {
            hr = m_AdapterInfoList.Add( pAdapterInfo );
            if( FAILED(hr) )
                return hr;
        } else
            delete pAdapterInfo;
    }

//.........这里部分代码省略.........

void Dx11TextHelper::DrawText11DXUT( ID3D11Device* pd3dDevice, ID3D11DeviceContext* pd3d11DeviceContext,
	LPCSTR strText, RECT rcScreen, D3DXCOLOR vFontColor,
	float fBBWidth, float fBBHeight, bool bCenter )
{
	float fCharTexSizeX = 0.010526315f;
	//float fGlyphSizeX = 14.0f / fBBWidth;
	//float fGlyphSizeY = 32.0f / fBBHeight;
	float fGlyphSizeX = 15.0f / fBBWidth;
	float fGlyphSizeY = 42.0f / fBBHeight;


	float fRectLeft = rcScreen.left / fBBWidth;
	float fRectTop = 1.0f - rcScreen.top / fBBHeight;

	fRectLeft = fRectLeft * 2.0f - 1.0f;
	fRectTop = fRectTop * 2.0f - 1.0f;

	int NumChars = (int)strlen( strText );
	if (bCenter) {
		float fRectRight = rcScreen.right / fBBWidth;
		fRectRight = fRectRight * 2.0f - 1.0f;
		float fRectBottom = 1.0f - rcScreen.bottom / fBBHeight;
		fRectBottom = fRectBottom * 2.0f - 1.0f;
		float fcenterx = ((fRectRight - fRectLeft) - (float)NumChars*fGlyphSizeX) *0.5f;
		float fcentery = ((fRectTop - fRectBottom) - (float)1*fGlyphSizeY) *0.5f;
		fRectLeft += fcenterx ;    
		fRectTop -= fcentery;
	}
	float fOriginalLeft = fRectLeft;
	float fTexTop = 0.0f;
	float fTexBottom = 1.0f;

	float fDepth = 0.5f;
	for( int i=0; i<NumChars; i++ )
	{
		if( strText[i] == '\n' )
		{
			fRectLeft = fOriginalLeft;
			fRectTop -= fGlyphSizeY;

			continue;
		}
		else if( strText[i] < 32 || strText[i] > 126 )
		{
			continue;
		}

		// Add 6 sprite vertices
		DXUTSpriteVertex SpriteVertex;
		float fRectRight = fRectLeft + fGlyphSizeX;
		float fRectBottom = fRectTop - fGlyphSizeY;
		float fTexLeft = ( strText[i] - 32 ) * fCharTexSizeX;
		float fTexRight = fTexLeft + fCharTexSizeX;

		// tri1
		SpriteVertex.vPos = D3DXVECTOR3( fRectLeft, fRectTop, fDepth );
		SpriteVertex.vTex = D3DXVECTOR2( fTexLeft, fTexTop );
		SpriteVertex.vColor = vFontColor;
		g_FontVertices.Add( SpriteVertex );

		SpriteVertex.vPos = D3DXVECTOR3( fRectRight, fRectTop, fDepth );
		SpriteVertex.vTex = D3DXVECTOR2( fTexRight, fTexTop );
		SpriteVertex.vColor = vFontColor;
		g_FontVertices.Add( SpriteVertex );

		SpriteVertex.vPos = D3DXVECTOR3( fRectLeft, fRectBottom, fDepth );
		SpriteVertex.vTex = D3DXVECTOR2( fTexLeft, fTexBottom );
		SpriteVertex.vColor = vFontColor;
		g_FontVertices.Add( SpriteVertex );

		// tri2
		SpriteVertex.vPos = D3DXVECTOR3( fRectRight, fRectTop, fDepth );
		SpriteVertex.vTex = D3DXVECTOR2( fTexRight, fTexTop );
		SpriteVertex.vColor = vFontColor;
		g_FontVertices.Add( SpriteVertex );

		SpriteVertex.vPos = D3DXVECTOR3( fRectRight, fRectBottom, fDepth );
		SpriteVertex.vTex = D3DXVECTOR2( fTexRight, fTexBottom );
		SpriteVertex.vColor = vFontColor;
		g_FontVertices.Add( SpriteVertex );

		SpriteVertex.vPos = D3DXVECTOR3( fRectLeft, fRectBottom, fDepth );
		SpriteVertex.vTex = D3DXVECTOR2( fTexLeft, fTexBottom );
		SpriteVertex.vColor = vFontColor;
		g_FontVertices.Add( SpriteVertex );

		fRectLeft += fGlyphSizeX;

	}

	// We have to end text after every line so that rendering order between sprites and fonts is preserved
	EndText11( pd3dDevice, pd3d11DeviceContext );
}

//--------------------------------------------------------------------------------------
// Create any D3D11 resources that aren't dependant on the back buffer
//--------------------------------------------------------------------------------------
HRESULT CALLBACK OnD3D11CreateDevice( ID3D11Device* pd3dDevice, const DXGI_SURFACE_DESC* pBackBufferSurfaceDesc,
                                     void* pUserContext )
{
    HRESULT hr; 

    static bool bFirstOnCreateDevice = true;

    // Warn the user that in order to support CS4x, a non-hardware device has been created, continue or quit?
    if ( DXUTGetDeviceSettings().d3d11.DriverType != D3D_DRIVER_TYPE_HARDWARE && bFirstOnCreateDevice )
    {
        if ( MessageBox( 0, L"CS4x capability is missing. "\
                            L"In order to continue, a non-hardware device has been created, "\
                            L"it will be very slow, continue?", L"Warning", MB_ICONEXCLAMATION | MB_YESNO ) != IDYES )
            return E_FAIL;
    }

    bFirstOnCreateDevice = false;

    ID3D11DeviceContext* pd3dImmediateContext = DXUTGetD3D11DeviceContext();
    V_RETURN( g_DialogResourceManager.OnD3D11CreateDevice( pd3dDevice, pd3dImmediateContext ) );
    V_RETURN( g_D3DSettingsDlg.OnD3D11CreateDevice( pd3dDevice ) );
    V_RETURN( g_Tessellator.OnD3D11CreateDevice( pd3dDevice ) );
    g_pTxtHelper = new CDXUTTextHelper( pd3dDevice, pd3dImmediateContext, &g_DialogResourceManager, 15 );

    // find the file
    WCHAR str[MAX_PATH];
    V_RETURN( DXUTFindDXSDKMediaFileCch( str, MAX_PATH, L"BaseMesh.obj" ) );

    std::wifstream ifs( str );
    WCHAR line[256] = {0};
    CGrowableArray<D3DXVECTOR4> initdata;

    // Parse the .obj file. Both triangle faces and quad faces are supported.
    // Only v and f tags are processed, other tags like vn, vt etc are ignored.
    {
        CGrowableArray<D3DXVECTOR4> v;

        while ( ifs >> line )
        {
            if ( 0 == wcscmp( line, L"#" ) ) 
                ifs.getline( line, 255 );
            else
            if ( 0 == wcscmp( line, L"v" ) )
            {
                D3DXVECTOR4 pos;
                ifs >> pos.x >> pos.y >> pos.z;
                pos.w = 1;
                v.Add( pos );
            }
        }

        ifs.clear( 0 );
        ifs.seekg( 0 );
        while ( ifs >> line )
        {
            if ( 0 == wcscmp( line, L"#" ) ) 
                ifs.getline( line, 255 );
            else
            if ( 0 == wcscmp( line, L"f" ) )
            {
                ifs.getline( line, 255 );
                std::wstringstream ss(line);
                int idx[4], i = 0;
                while ( ss >> line )
                {
                    std::wstringstream ss(line);
                    ss >> idx[i++];
                }
                
                initdata.Add( v[idx[0]-1] ); initdata.Add( v[idx[1]-1] ); initdata.Add( v[idx[2]-1] );
                if ( i >= 4 ) // quad face?
                {
                    initdata.Add( v[idx[2]-1] ); initdata.Add( v[idx[3]-1] ); initdata.Add( v[idx[0]-1] );
                }
            }
        }        

//-------------------------------------------------------------------------------------
// Investigates all the parameters, looking at semantics and annotations and placing 
// handles to these parameters within the internal database.
//-------------------------------------------------------------------------------------
HRESULT CDXUTEffectMap::AddEffect( ID3DXEffect* pEffect )
{
    HRESULT hr;

	if( pEffect == NULL )
		return E_INVALIDARG;

    // Get the number of parameters
    D3DXEFFECT_DESC descEffect;
    V_RETURN( pEffect->GetDesc( &descEffect ) );
    
    // Enumerate the parameters
    for( UINT iParam=0; iParam < descEffect.Parameters; iParam++ )
    {
        // Retrieve param
        D3DXHANDLE hParameter = pEffect->GetParameter( NULL, iParam );
        if( NULL == hParameter )
            return E_FAIL;

        // Grab description
        D3DXPARAMETER_DESC desc;
        V_RETURN( pEffect->GetParameterDesc( hParameter, &desc ) );

        // If this parameter doesn't have a semantic, skip to the next parameter
        if( desc.Semantic == NULL )
            continue;

        // Map the semantic to the standard set
        DXUT_SEMANTIC eSemantic = StringToSemantic( desc.Semantic );
        if( eSemantic == DXUT_UNKNOWN_SEMANTIC )
            continue;

        // Get the object annotation
        const char* cstrObject = "Geometry";
        D3DXHANDLE hAnnotation = pEffect->GetAnnotationByName( hParameter, "Object" );
        if( hAnnotation )
        {
            V_RETURN( pEffect->GetString( hAnnotation, &cstrObject ) );
        }

        // Map the object to the standard set
        DXUT_OBJECT eObject = StringToObject( cstrObject );
        if( eObject == DXUT_UNKNOWN_OBJECT )
            continue;

        // Extract the index from the semantic
        int index = 0;
        const char* strIndex = desc.Semantic + strlen(desc.Semantic)-1;

        // If there is a digit at the end of the semantic, locate the beginning of the index
        // and convert to an integer
        if( isdigit( (BYTE) (*strIndex) ) )
        {
            while( isdigit( (BYTE) (*(strIndex-1)) ) )
            {
                --strIndex;
            }

            index = atoi( strIndex );
        }

        // Check whether index is out of bounds
        if( index < 0 || index >= MAX_INDEX )
            continue;

        // Store the handle
        CGrowableArray<ParamList>* pBindings = &m_Bindings[ eSemantic ][ eObject ][ index ];
        
        bool bBound = false;
        for( int i=0; i < pBindings->GetSize(); i++ )
        {
            if( pBindings->GetAt(i).pEffect == pEffect )
            {
                // Found the containing effect for this parameter in the list, add the new handle
                pBindings->GetAt(i).ahParameters.Add( hParameter );
                bBound = true;
                break;
            }
        }

        if( !bBound )
        {
            // This parameter belongs to a new effect
            ParamList newParamList;
            newParamList.pEffect = pEffect;
			pEffect->AddRef();
            newParamList.ahParameters.Add( hParameter );
            pBindings->Add( newParamList );
        }
       
    }
    
    return S_OK;
}