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 * Form1.ExecuteCountPerOneset; } }\r
  21         public string methodName { get { return "D2DBitBlt"; } }\r
  22 \r
  23         D2D1.Factory Factory2D;\r
  24         DW.Factory FactoryDWrite;\r
  25         WindowRenderTarget render;\r
  26         Drawing.Size ClientSize;\r
  27         Random rnd;\r
  28         const string showStr = "D2DBenchMark";\r
  29         Drawing.Size bmpSize;\r
  30         D2D1.Bitmap bmp;\r
  31 \r
  32         public void Init(Control ctrl, bool antialias)\r
  33         {\r
  34             ClientSize = ctrl.ClientSize;\r
  35             Factory2D = new SharpDX.Direct2D1.Factory();\r
  36             FactoryDWrite = new SharpDX.DirectWrite.Factory();\r
  37             HwndRenderTargetProperties hwndprops = new HwndRenderTargetProperties { Hwnd = ctrl.Handle, PixelSize = ClientSize, PresentOptions = PresentOptions.Immediately };\r
  38             render = new WindowRenderTarget(Factory2D, new RenderTargetProperties(), hwndprops);\r
  39             bmpSize = Resources.image.Size;\r
  40             bmp = Load(render, Resources.image);\r
  41             rnd = new Random();\r
  42             render.AntialiasMode = antialias ? AntialiasMode.PerPrimitive : AntialiasMode.Aliased;\r
  43         }\r
  44 \r
  45         public void Dispose()\r
  46         {\r
  47             bmp.Dispose();\r
  48             render.Dispose();\r
  49             Factory2D.Dispose();\r
  50             FactoryDWrite.Dispose();\r
  51         }\r
  52 \r
  53         public void Exec()\r
  54         {\r
  55             render.BeginDraw();\r
  56             for (int i = 0; i < Form1.ExecuteCountPerOneset; i++)\r
  57             {\r
  58                 SharpDX.RectangleF rect = new SharpDX.RectangleF();\r
  59                 rect.Left = rnd.Next(ClientSize.Width);\r
  60                 rect.Top = rnd.Next(ClientSize.Height);\r
  61                 rect.Right = rect.Left + bmpSize.Width;\r
  62                 rect.Bottom = rect.Top + bmpSize.Height;\r
  63                 render.DrawBitmap(bmp, rect, 1.0f, BitmapInterpolationMode.NearestNeighbor);\r
  64             }\r
  65             render.EndDraw();\r
  66         }\r
  67 \r
  68         D2D1.Bitmap Load(WindowRenderTarget render, Drawing.Bitmap srcBitmap)\r
  69         {\r
  70             var bitmapData = srcBitmap.LockBits(\r
  71                 new Drawing.Rectangle(0, 0, srcBitmap.Width, srcBitmap.Height),\r
  72                 System.Drawing.Imaging.ImageLockMode.ReadOnly,\r
  73                 System.Drawing.Imaging.PixelFormat.Format32bppPArgb);\r
  74 \r
  75             var stream = new DataStream(bitmapData.Scan0, bitmapData.Stride * bitmapData.Height, true, false);\r
  76 \r
  77             var properties = new BitmapProperties()\r
  78             {\r
  79                 PixelFormat = new D2D1.PixelFormat(SharpDX.DXGI.Format.B8G8R8A8_UNorm, AlphaMode.Premultiplied)\r
  80             };\r
  81             var bitmap = new D2D1.Bitmap(render, srcBitmap.Size, stream, bitmapData.Stride, properties);\r
  82 \r
  83             srcBitmap.UnlockBits(bitmapData);\r
  84 \r
  85             return bitmap;\r
  86         }\r
  87     }\r
  88 }\r