FDK24/メディア/デバイスリソース.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Diagnostics;
   4 using System.Linq;
   5
   6 namespace FDK.メディア
   7 {
   8         public class デバイスリソース
   9         {
  10                 public SharpDX.Size2F 設計画面サイズdpx = new SharpDX.Size2F( 640f, 480f );
  11                 public SharpDX.Size2F 物理画面サイズpx = new SharpDX.Size2F( 0, 0 );     // (0, 0) は、サイズ依存リソース無効の印。
  12                 public IntPtr ウィンドウハンドル = IntPtr.Zero;
  13                 public float 視野角deg { get; set; } = 45f;
  14                 public SharpDX.Matrix ビュー変換行列
  15                 {
  16                         get
  17                         {
  18                                 var カメラの位置 = new SharpDX.Vector3( 0f, 0f, ( -2f * this.dz( this.設計画面サイズdpx.Height, this.視野角deg ) ) );
  19                                 var カメラの注視点 = new SharpDX.Vector3( 0f, 0f, 0f );
  20                                 var カメラの上方向 = new SharpDX.Vector3( 0f, 1f, 0f );
  21                                 var mat = SharpDX.Matrix.LookAtLH( カメラの位置, カメラの注視点, カメラの上方向 );
  22                                 mat.Transpose();  // 転置
  23                                 return mat;
  24                         }
  25                 }
  26                 public SharpDX.Matrix 射影変換行列
  27                 {
  28                         get
  29                         {
  30                                 float dz = this.dz( this.設計画面サイズdpx.Height, this.視野角deg );
  31                                 var mat = SharpDX.Matrix.PerspectiveFovLH(
  32                                         SharpDX.MathUtil.DegreesToRadians( 視野角deg ),
  33                                         設計画面サイズdpx.Width / 設計画面サイズdpx.Height,  // アスペクト比
  34                                         -dz,  // 前方投影面までの距離
  35                                         dz ); // 後方投影面までの距離
  36                                 mat.Transpose();  // 転置
  37                                 return mat;
  38                         }
  39                 }
  40                 public SharpDX.MediaFoundation.DXGIDeviceManager DXGIDeviceManager => this.bs_DXGIDeviceManager;
  41                 public SharpDX.DXGI.SwapChain SwapChain => this.bs_SwapChain;
  42                 public SharpDX.Direct3D11.RenderTargetView D3DRenderTargetView => this.bs_D3DRenderTargetView;
  43                 public SharpDX.Mathematics.Interop.RawViewportF[] D3DViewPort => this.bs_D3DViewPort;
  44                 public SharpDX.Direct3D11.Texture2D D3DDepthStencil => this.bs_D3DDepthStencil;
  45                 public SharpDX.Direct3D11.DepthStencilView D3DDepthStencilView => this.bs_D3DDepthStencilView;
  46                 public SharpDX.Direct3D11.DepthStencilState D3DDepthStencilState => this.bs_D3DDepthStencilState;
  47                 public SharpDX.Direct2D1.Factory2 D2DFactory2 => this.bs_D2DFactory2;
  48                 public SharpDX.DirectWrite.Factory DWriteFactory => this.bs_DWriteFactory;
  49                 public SharpDX.WIC.ImagingFactory2 WicImagingFactory2 => this.bs_WicImagingFactory2;
  50                 public SharpDX.Direct2D1.Device1 D2DDevice1 => this.bs_D2DDevice1;
  51                 public SharpDX.Direct2D1.DeviceContext1 D2DContext1 => this.bs_D2DContext1;
  52                 public SharpDX.Direct2D1.Bitmap1 D2DRenderTargetBitmap => this.bs_D2DRenderTargetBitmap;
  53
  54                 public void すべてのリソースを作成する( System.Drawing.Size バックバッファサイズ, IntPtr ウィンドウハンドル )
  55                 {
  56                         this.物理画面サイズpx = new SharpDX.Size2F( バックバッファサイズ.Width, バックバッファサイズ.Height );
  57                         this.ウィンドウハンドル = ウィンドウハンドル;
  58
  59                         this.すべてのリソースを作成する();
  60                 }
  61                 protected void すべてのリソースを作成する()
  62                 {
  63                         // これらが呼び出し前に設定されていること。
  64                         Debug.Assert( ( 0f < this.物理画面サイズpx.Width ) && ( 0f < this.物理画面サイズpx.Height ) );
  65                         Debug.Assert( IntPtr.Zero != this.ウィンドウハンドル );
  66
  67                         #region " D2DFactory2 を作成する。"
  68                         //-----------------
  69                         {
  70                                 var デバッグレベル = SharpDX.Direct2D1.DebugLevel.None;
  71 #if DEBUG
  72                                 // プロジェクトがデバッグビルドに含まれている場合は、Direct2D デバッグレイヤーを SDK レイヤーを介して有効にする。
  73                                 デバッグレベル = SharpDX.Direct2D1.DebugLevel.Information;
  74 #endif
  75                                 this.bs_D2DFactory2 = new SharpDX.Direct2D1.Factory2(
  76                                         SharpDX.Direct2D1.FactoryType.SingleThreaded,
  77                                         デバッグレベル );
  78                         }
  79                         //-----------------
  80                         #endregion
  81                         #region " DWriteFactory を作成する。"
  82                         //-----------------
  83                         this.bs_DWriteFactory = new SharpDX.DirectWrite.Factory(
  84                                 SharpDX.DirectWrite.FactoryType.Shared );
  85                         //-----------------
  86                         #endregion
  87                         #region " WicImagingFactory2 を作成する。"
  88                         //-----------------
  89                         this.bs_WicImagingFactory2 = new SharpDX.WIC.ImagingFactory2();
  90                         //-----------------
  91                         #endregion
  92
  93                         var d3dDevice = (SharpDX.Direct3D11.Device) null;
  94
  95                         #region " DXGIDeviceManager を作成する。"
  96                         //-----------------
  97                         this.bs_DXGIDeviceManager = new SharpDX.MediaFoundation.DXGIDeviceManager();
  98                         //-----------------
  99                         #endregion
 100                         #region " D3Dデバイス、スワップチェーンを作成する。"
 101                         //----------------
 102                         // スワップチェーン desc
 103                         var swapChainDesc = new SharpDX.DXGI.SwapChainDescription() {
 104                                 BufferCount = 2,
 105                                 ModeDescription = new SharpDX.DXGI.ModeDescription() {
 106                                         Width = (int) this.物理画面サイズpx.Width,
 107                                         Height = (int) this.物理画面サイズpx.Height,
 108                                         RefreshRate = new SharpDX.DXGI.Rational( 60, 1 ),
 109                                         Format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,  // D2D をサポートするなら B8G8R8A8 で。
 110                                         Scaling = SharpDX.DXGI.DisplayModeScaling.Stretched,
 111                                         ScanlineOrdering = SharpDX.DXGI.DisplayModeScanlineOrder.Progressive,
 112                                 },
 113                                 IsWindowed = true,
 114                                 OutputHandle = ウィンドウハンドル,
 115                                 SampleDescription = new SharpDX.DXGI.SampleDescription( 1, 0 ),
 116                                 SwapEffect = SharpDX.DXGI.SwapEffect.Discard,
 117                                 Usage = SharpDX.DXGI.Usage.RenderTargetOutput,
 118                         };
 119                         // 機能レベル
 120                         var featureLevels = new SharpDX.Direct3D.FeatureLevel[] {
 121                                 SharpDX.Direct3D.FeatureLevel.Level_11_0,
 122                                 SharpDX.Direct3D.FeatureLevel.Level_10_1,
 123                                 SharpDX.Direct3D.FeatureLevel.Level_10_0,
 124                         };
 125                         // デバイスとスワップチェーンを作成する。
 126                         SharpDX.Direct3D11.Device.CreateWithSwapChain(
 127                                 SharpDX.Direct3D.DriverType.Hardware,
 128                                 SharpDX.Direct3D11.DeviceCreationFlags.BgraSupport,     // D2Dをサポートするなら必須。
 129                                 featureLevels,
 130                                 swapChainDesc,
 131                                 out d3dDevice,
 132                                 out this.bs_SwapChain );
 133
 134                         Trace.WriteLine( "D3Dデバイスとスワップチェーンを生成しました。" );
 135                         Trace.WriteLine( $"機能レベル: {d3dDevice.FeatureLevel.ToString()}" );
 136                         //----------------
 137                         #endregion
 138
 139                         using( d3dDevice )
 140                         {
 141                                 // D3D 関連
 142                                 #region " D3DDevice が ID3D11VideoDevice を実装してないならエラー。（Win8以降のPCでは実装されているはず。） "
 143                                 //-----------------
 144                                 using( var videoDevice = d3dDevice.QueryInterfaceOrNull<SharpDX.Direct3D11.VideoDevice>() )
 145                                 {
 146                                         if( null == videoDevice )
 147                                                 throw new FDKException( "Direct3D11デバイスが、ID3D11VideoDevice をサポートしていません。" );
 148                                 }
 149                                 //-----------------
 150                                 #endregion
 151                                 #region " マルチスレッドモードを ON に設定する。DXVAを使う場合は必須。"
 152                                 //-----------------
 153                                 using( var multithread = d3dDevice.QueryInterfaceOrNull<SharpDX.Direct3D.DeviceMultithread>() )
 154                                 {
 155                                         if( null == multithread )
 156                                                 throw new FDKException( "Direct3D11デバイスが、ID3D10Multithread をサポートしていません。" );
 157
 158                                         multithread.SetMultithreadProtected( true );
 159                                 }
 160                                 //-----------------
 161                                 #endregion
 162                                 #region " DXGIデバイスマネージャに D3Dデバイスを登録する。"
 163                                 //-----------------
 164                                 this.DXGIDeviceManager.ResetDevice( d3dDevice );
 165                                 //-----------------
 166                                 #endregion
 167                                 #region " すべての Windows イベントを無視する。具体的には PrintScreen と Alt+Enter 。"
 168                                 //----------------
 169                                 using( var factory = this.bs_SwapChain.GetParent<SharpDX.DXGI.Factory>() )
 170                                 {
 171                                         factory.MakeWindowAssociation( ウィンドウハンドル, SharpDX.DXGI.WindowAssociationFlags.IgnoreAll );
 172                                 }
 173                                 //----------------
 174                                 #endregion
 175                                 #region " 深度ステンシルステートを作成する。"
 176                                 //----------------
 177                                 var DepthSencil = new SharpDX.Direct3D11.DepthStencilStateDescription() {
 178                                         IsDepthEnabled = true,  // 深度テストあり
 179                                         DepthWriteMask = SharpDX.Direct3D11.DepthWriteMask.All,     // 書き込む
 180                                         DepthComparison = SharpDX.Direct3D11.Comparison.Less,   // 手前の物体を描画
 181                                         IsStencilEnabled = false,   // ステンシルテストなし。
 182                                         StencilReadMask = 0,    // ステンシル読み込みマスク。
 183                                         StencilWriteMask = 0,   // ステンシル書き込みマスク。
 184
 185                                         // 面が表を向いている場合のステンシル・テストの設定
 186                                         FrontFace = new SharpDX.Direct3D11.DepthStencilOperationDescription() {
 187                                                 FailOperation = SharpDX.Direct3D11.StencilOperation.Keep,   // 維持
 188                                                 DepthFailOperation = SharpDX.Direct3D11.StencilOperation.Keep,  // 維持
 189                                                 PassOperation = SharpDX.Direct3D11.StencilOperation.Keep,   // 維持
 190                                                 Comparison = SharpDX.Direct3D11.Comparison.Never,   // 常に失敗
 191                                         },
 192
 193                                         // 面が裏を向いている場合のステンシル・テストの設定
 194                                         BackFace = new SharpDX.Direct3D11.DepthStencilOperationDescription() {
 195                                                 FailOperation = SharpDX.Direct3D11.StencilOperation.Keep,   // 維持
 196                                                 DepthFailOperation = SharpDX.Direct3D11.StencilOperation.Keep,  // 維持
 197                                                 PassOperation = SharpDX.Direct3D11.StencilOperation.Keep,   // 維持
 198                                                 Comparison = SharpDX.Direct3D11.Comparison.Always,  // 常に成功
 199                                         },
 200                                 };
 201                                 this.bs_D3DDepthStencilState = new SharpDX.Direct3D11.DepthStencilState( d3dDevice, DepthSencil );
 202                                 //----------------
 203                                 #endregion
 204
 205                                 // D2D 関連
 206                                 #region " D2DDevice を作成する。"
 207                                 //-----------------
 208                                 using( var dxgiDevice = d3dDevice.QueryInterfaceOrNull<SharpDX.DXGI.Device>() )
 209                                 {
 210                                         if( null == dxgiDevice )
 211                                                 throw new FDKException( "Direct3D11デバイスが、IDXGIDevice3 をサポートしていません。" );
 212
 213                                         this.bs_D2DDevice1 = new SharpDX.Direct2D1.Device1( this.D2DFactory2, dxgiDevice );
 214                                 }
 215                                 //-----------------
 216                                 #endregion
 217                                 #region " D2Dの既定のコンテキスト D2DContext1 を作成する。"
 218                                 //-----------------
 219                                 this.bs_D2DContext1 = new SharpDX.Direct2D1.DeviceContext1( this.D2DDevice1, SharpDX.Direct2D1.DeviceContextOptions.None );
 220
 221                                 // 現在のディスプレイDPI を取得し、D2DContext に設定する。
 222                                 this.D2DContext1.DotsPerInch = this.D2DFactory2.DesktopDpi;
 223                                 //-----------------
 224                                 #endregion
 225                         }
 226
 227                         this.サイズに依存するリソースを作成する();
 228                 }
 229                 public void すべてのリソースを解放する()
 230                 {
 231                         FDK.Utilities.解放する( ref this.bs_WicImagingFactory2 );
 232                         FDK.Utilities.解放する( ref this.bs_DWriteFactory );
 233                         FDK.Utilities.解放する( ref this.bs_D2DFactory2 );
 234
 235                         // D2D 関連
 236                         FDK.Utilities.解放する( ref this.bs_D2DContext1 );
 237                         FDK.Utilities.解放する( ref this.bs_D2DDevice1 );
 238
 239                         // D3D 関連
 240                         var d3dDevice = (SharpDX.Direct3D11.Device) null;
 241                         using( var d3dLock = new FDK.同期.AutoD3DDeviceLock( this.DXGIDeviceManager, out d3dDevice ) )
 242                         {
 243                                 d3dDevice.ImmediateContext?.ClearState();   // デバイスステートをクリアする。
 244                                 this.bs_SwapChain?.SetFullscreenState( fullscreen: false, targetRef: null );    // スワップチェインをウインドウモードにする。
 245
 246                                 this.サイズに依存するリソースを解放する();
 247
 248                                 FDK.Utilities.解放する( ref this.bs_D3DDepthStencilState );
 249                                 FDK.Utilities.解放する( ref this.bs_SwapChain );
 250                                 this.bs_DXGIDeviceManager?.ResetDevice( null );
 251                                 FDK.Utilities.解放する( ref this.bs_DXGIDeviceManager );
 252                         }
 253                 }
 254                 public void サイズに依存するリソースを作成する()
 255                 {
 256                         #region " スワップチェーンのサイズを変更する。"
 257                         //----------------
 258                         Debug.Assert( null != this.SwapChain ); // スワップチェーンは、デバイスとともに、すでに生成される。
 259                         this.SwapChain.ResizeBuffers(
 260                                 bufferCount: 2,
 261                                 width: (int) this.物理画面サイズpx.Width,
 262                                 height: (int) this.物理画面サイズpx.Height,
 263                                 newFormat: SharpDX.DXGI.Format.R8G8B8A8_UNorm,
 264                                 swapChainFlags: SharpDX.DXGI.SwapChainFlags.AllowModeSwitch );
 265                         //----------------
 266                         #endregion
 267
 268                         // D3D 関連
 269                         using( var backBuffer = SharpDX.Direct3D11.Texture2D.FromSwapChain<SharpDX.Direct3D11.Texture2D>( this.bs_SwapChain, 0 ) )
 270                         {
 271                                 var d3dDevice = (SharpDX.Direct3D11.Device) null;
 272                                 using( var d3dLock = new FDK.同期.AutoD3DDeviceLock( this.DXGIDeviceManager, out d3dDevice ) )
 273                                 {
 274                                         #region " RenderTargetView の作成 "
 275                                         //----------------
 276                                         this.bs_D3DRenderTargetView = new SharpDX.Direct3D11.RenderTargetView( d3dDevice, backBuffer );
 277                                         //----------------
 278                                         #endregion
 279                                         #region " 深度ステンシルテクスチャの作成 "
 280                                         //----------------
 281                                         var descDepth = backBuffer.Description;
 282                                         //descDepth.Width = backBuffer.Description.Width;       → backBuffer に同じ
 283                                         //descDepth.Height = backBuffer.Description.Height;     → 同上
 284                                         descDepth.MipLevels = 1;    // ミップマップレベル数
 285                                         descDepth.ArraySize = 1;    // 配列サイズ
 286                                         descDepth.Format = SharpDX.DXGI.Format.D32_Float;   // フォーマット（深度のみ）
 287                                         descDepth.Usage = SharpDX.Direct3D11.ResourceUsage.Default; // デフォルト使用法
 288                                         descDepth.BindFlags = SharpDX.Direct3D11.BindFlags.DepthStencil;    // 深度ステンシル
 289                                         descDepth.CpuAccessFlags = SharpDX.Direct3D11.CpuAccessFlags.None;  // CPUからはアクセスしない
 290                                         descDepth.OptionFlags = SharpDX.Direct3D11.ResourceOptionFlags.None;    // その他の設定なし
 291                                         this.bs_D3DDepthStencil = new SharpDX.Direct3D11.Texture2D( d3dDevice, descDepth );
 292                                         //----------------
 293                                         #endregion
 294                                         #region " 深度ステンシルビューの作成 "
 295                                         //----------------
 296                                         var descDSV = new SharpDX.Direct3D11.DepthStencilViewDescription() {
 297                                                 Format = descDepth.Format,
 298                                                 Dimension = SharpDX.Direct3D11.DepthStencilViewDimension.Texture2D,
 299                                                 Flags = SharpDX.Direct3D11.DepthStencilViewFlags.None,
 300                                         };
 301                                         descDSV.Texture2D.MipSlice = 0;
 302                                         this.bs_D3DDepthStencilView = new SharpDX.Direct3D11.DepthStencilView( d3dDevice, this.bs_D3DDepthStencil, descDSV );
 303                                         //----------------
 304                                         #endregion
 305                                         #region " ビューポートの設定 "
 306                                         //----------------
 307                                         this.bs_D3DViewPort[ 0 ] = new SharpDX.Mathematics.Interop.RawViewportF() {
 308                                                 X = 0.0f,
 309                                                 Y = 0.0f,
 310                                                 Width = (float) backBuffer.Description.Width,
 311                                                 Height = (float) backBuffer.Description.Height,
 312                                                 MinDepth = 0.0f,
 313                                                 MaxDepth = 1.0f,
 314                                         };
 315                                         //----------------
 316                                         #endregion
 317                                         #region " テクスチャの共有リソースの作成 "
 318                                         //----------------
 319                                         FDK.メディア.テクスチャ.共有リソースを作成する( this );
 320                                         //----------------
 321                                         #endregion
 322                                 }
 323                         }
 324
 325                         // D2D 関連
 326                         using( var backbuffer =SharpDX.DXGI.Surface.FromSwapChain( this.bs_SwapChain, 0 ) )
 327                         {
 328                                 #region " D2Dの既定のレンダーターゲットビットマップを作成する。"
 329                                 //-----------------
 330                                 var dpi = this.D2DContext1.DotsPerInch;
 331
 332                                 // DXGIスワップチェーンのバックバッファとデータを共有するD2Dターゲットビットマップを作成する。ビューではなく共有リソース。
 333                                 this.bs_D2DRenderTargetBitmap = new SharpDX.Direct2D1.Bitmap1(
 334                                         this.D2DContext1,   // このコンテキストを通じて、
 335                                         backbuffer, // バックバッファとデータを共有する。
 336                                         new SharpDX.Direct2D1.BitmapProperties1(
 337                                                 new SharpDX.Direct2D1.PixelFormat( backbuffer.Description.Format, SharpDX.Direct2D1.AlphaMode.Premultiplied ),
 338                                                 dpi.Width,
 339                                                 dpi.Height,
 340                                                 SharpDX.Direct2D1.BitmapOptions.Target | SharpDX.Direct2D1.BitmapOptions.CannotDraw ) );
 341                                 //-----------------
 342                                 #endregion
 343                                 #region " テキストのアンチエイリアシングを設定する。Grayscale が、すべての Windows ストアアプリで推奨される。"
 344                                 //-----------------
 345                                 this.D2DContext1.TextAntialiasMode = SharpDX.Direct2D1.TextAntialiasMode.Grayscale;
 346                                 //-----------------
 347                                 #endregion
 348                         }
 349
 350                 }
 351                 public void サイズに依存するリソースを解放する()
 352                 {
 353                         // D2D 関連
 354                         FDK.Utilities.解放する( ref this.bs_D2DRenderTargetBitmap );
 355
 356                         // D3D 関連
 357                         var d3dDevice = (SharpDX.Direct3D11.Device) null;
 358                         using( var d3dLock = new FDK.同期.AutoD3DDeviceLock( this.DXGIDeviceManager, out d3dDevice ) )
 359                         {
 360                                 // 描画ターゲットを解除する。
 361                                 d3dDevice.ImmediateContext.OutputMerger.ResetTargets();
 362
 363                                 FDK.メディア.テクスチャ.共有リソースを解放する();
 364                                 FDK.Utilities.解放する( ref this.bs_D3DDepthStencilView );
 365                                 FDK.Utilities.解放する( ref this.bs_D3DDepthStencil );
 366                                 FDK.Utilities.解放する( ref this.bs_D3DRenderTargetView );
 367                                 //FDK.Utilities.解放する( ref this.bs_SwapChain ); → スワップチェーンは解放しない（生成・解放はデバイスとセット）。
 368
 369                                 // (0,0)は、サイズ依存リソース無効の印。
 370                                 this.物理画面サイズpx = new SharpDX.Size2F( 0, 0 );
 371                         }
 372                 }
 373                 public void D3Dデバイスが消失していれば再構築する( out bool 異常状態なのでアプリを終了せよ )
 374                 {
 375                         var d3dDevice = (SharpDX.Direct3D11.Device) null;
 376                         using( var d3dLock = new FDK.同期.AutoD3DDeviceLock( this.DXGIDeviceManager, out d3dDevice ) )
 377                         {
 378                                 異常状態なのでアプリを終了せよ = false;
 379
 380                                 var 削除理由 = d3dDevice.DeviceRemovedReason;
 381                                 if( 削除理由.Success )
 382                                         return;
 383
 384                                 var エラー詳細 = new[] {
 385                                         new { Code = SharpDX.DXGI.ResultCode.DeviceHung.Code, Info = SharpDX.DXGI.ResultCode.DeviceHung.ApiCode, Rebuild = true },
 386                                         new { Code = SharpDX.DXGI.ResultCode.DeviceReset.Code, Info = SharpDX.DXGI.ResultCode.DeviceReset.ApiCode, Rebuild = true },
 387                                         new { Code = SharpDX.DXGI.ResultCode.DeviceRemoved.Code, Info = SharpDX.DXGI.ResultCode.DeviceRemoved.ApiCode, Rebuild = false },
 388                                         new { Code = SharpDX.DXGI.ResultCode.DriverInternalError.Code, Info = SharpDX.DXGI.ResultCode.DriverInternalError.ApiCode, Rebuild = false },
 389                                         new { Code = SharpDX.DXGI.ResultCode.InvalidCall.Code, Info = SharpDX.DXGI.ResultCode.InvalidCall.ApiCode, Rebuild = false },
 390                                 }.First( ( エラー ) => エラー.Code == 削除理由.Code );  // 見つからないなら System.InvalidOperationException 。
 391
 392                                 Trace.WriteLine( $"D3Dデバイスが消失しました: {エラー詳細.Info}" );
 393
 394                                 if( エラー詳細.Rebuild )
 395                                 {
 396                                         this.すべてのリソースを解放する();
 397                                         this.すべてのリソースを作成する();
 398                                 }
 399                                 else
 400                                 {
 401                                         異常状態なのでアプリを終了せよ = true;
 402                                 }
 403                         }
 404                 }
 405
 406                 private float dz( float 高さdpx, float 視野角deg )
 407                 {
 408                         return (float) ( 高さdpx / ( 4.0 * Math.Tan( SharpDX.MathUtil.DegreesToRadians( 視野角deg / 2.0f ) ) ) );
 409                 }
 410
 411                 #region " バックストア。"
 412                 //----------------
 413                 private SharpDX.Direct2D1.Factory2 bs_D2DFactory2 = null;
 414                 private SharpDX.DirectWrite.Factory bs_DWriteFactory = null;
 415                 private SharpDX.WIC.ImagingFactory2 bs_WicImagingFactory2 = null;
 416                 private SharpDX.MediaFoundation.DXGIDeviceManager bs_DXGIDeviceManager = null;
 417                 private SharpDX.DXGI.SwapChain bs_SwapChain = null;
 418                 private SharpDX.Mathematics.Interop.RawViewportF[] bs_D3DViewPort = new SharpDX.Mathematics.Interop.RawViewportF[ 1 ];
 419                 private SharpDX.Direct3D11.DepthStencilState bs_D3DDepthStencilState = null;
 420                 private SharpDX.Direct3D11.RenderTargetView bs_D3DRenderTargetView = null;
 421                 private SharpDX.Direct3D11.Texture2D bs_D3DDepthStencil = null;
 422                 private SharpDX.Direct3D11.DepthStencilView bs_D3DDepthStencilView = null;
 423                 private SharpDX.Direct2D1.Device1 bs_D2DDevice1 = null;
 424                 private SharpDX.Direct2D1.DeviceContext1 bs_D2DContext1 = null;
 425                 private SharpDX.Direct2D1.Bitmap1 bs_D2DRenderTargetBitmap = null;
 426                 //----------------
 427                 #endregion
 428         }
 429 }