[Extension()]
public static void DrawQuad( 
   WriteableBitmap bmp,
   int x1,
   int y1,
   int x2,
   int y2,
   int x3,
   int y3,
   int x4,
   int y4,
   int color
)

Parameters

bmp

x1

y1

x2

y2

x3

y3

x4

y4

color

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

WriteableBitmapExtensions Class
WriteableBitmapExtensions Members
Overload List