D2DBench/Method4.cs

   1 using System;\r
   2 using System.Drawing;\r
   3 using System.Drawing.Imaging;\r
   4 using System.Diagnostics;\r
   5 using System.Windows.Forms;\r
   6 using D2DBench.Properties;\r
   7 using SharpDX;\r
   8 using SharpDX.Direct2D1;\r
   9 using SharpDX.DirectWrite;\r
  10 using System.Runtime.InteropServices;\r
  11 \r
  12 using D2D1 = SharpDX.Direct2D1;\r
  13 using DW = SharpDX.DirectWrite;\r
  14 using Drawing = System.Drawing;\r
  15 \r
  16 namespace D2DBench\r
  17 {\r
  18     class Method4 : IBench\r
  19     {\r
  20         public int fillAreaSize { get { return bmpSize.Width * bmpSize.Height * this.loopCount; } }\r
  21         public string methodName { get { return "D2DBitBlt"; } }\r
  22         public int loopCount { get; set; }\r
  23 \r
  24         D2D1.Factory Factory2D;\r
  25         DW.Factory FactoryDWrite;\r
  26         WindowRenderTarget render;\r
  27         Drawing.Size ClientSize;\r
  28         Random rnd;\r
  29         const string showStr = "D2DBenchMark";\r
  30         Drawing.Size bmpSize;\r
  31         D2D1.Bitmap bmp;\r
  32 \r
  33         public void Init(Control ctrl, bool antialias)\r
  34         {\r
  35             ClientSize = ctrl.ClientSize;\r
  36             Factory2D = new SharpDX.Direct2D1.Factory();\r
  37             FactoryDWrite = new SharpDX.DirectWrite.Factory();\r
  38             HwndRenderTargetProperties hwndprops = new HwndRenderTargetProperties { Hwnd = ctrl.Handle, PixelSize = ClientSize, PresentOptions = PresentOptions.Immediately };\r
  39             render = new WindowRenderTarget(Factory2D, new RenderTargetProperties(), hwndprops);\r
  40             bmpSize = Resources.image.Size;\r
  41             bmp = Load(render, Resources.image);\r
  42             rnd = new Random();\r
  43             render.AntialiasMode = antialias ? AntialiasMode.PerPrimitive : AntialiasMode.Aliased;\r
  44         }\r
  45 \r
  46         public void Dispose()\r
  47         {\r
  48             bmp.Dispose();\r
  49             render.Dispose();\r
  50             Factory2D.Dispose();\r
  51             FactoryDWrite.Dispose();\r
  52         }\r
  53 \r
  54         public void Exec()\r
  55         {\r
  56             render.BeginDraw();\r
  57             for (int i = 0; i < this.loopCount; i++)\r
  58             {\r
  59                 SharpDX.RectangleF rect = new SharpDX.RectangleF();\r
  60                 rect.Left = rnd.Next(ClientSize.Width);\r
  61                 rect.Top = rnd.Next(ClientSize.Height);\r
  62                 rect.Right = rect.Left + bmpSize.Width;\r
  63                 rect.Bottom = rect.Top + bmpSize.Height;\r
  64                 render.DrawBitmap(bmp, rect, 1.0f, BitmapInterpolationMode.NearestNeighbor);\r
  65             }\r
  66             render.EndDraw();\r
  67         }\r
  68 \r
  69         D2D1.Bitmap Load(WindowRenderTarget render, Drawing.Bitmap srcBitmap)\r
  70         {\r
  71             var bitmapData = srcBitmap.LockBits(\r
  72                 new Drawing.Rectangle(0, 0, srcBitmap.Width, srcBitmap.Height),\r
  73                 System.Drawing.Imaging.ImageLockMode.ReadOnly,\r
  74                 System.Drawing.Imaging.PixelFormat.Format32bppPArgb);\r
  75 \r
  76             var stream = new DataStream(bitmapData.Scan0, bitmapData.Stride * bitmapData.Height, true, false);\r
  77 \r
  78             var properties = new BitmapProperties()\r
  79             {\r
  80                 PixelFormat = new D2D1.PixelFormat(SharpDX.DXGI.Format.B8G8R8A8_UNorm, AlphaMode.Premultiplied)\r
  81             };\r
  82             var bitmap = new D2D1.Bitmap(render, srcBitmap.Size, stream, bitmapData.Stride, properties);\r
  83 \r
  84             srcBitmap.UnlockBits(bitmapData);\r
  85 \r
  86             return bitmap;\r
  87         }\r
  88     }\r
  89 }\r