SpriteDemo.SpriteDemo.Draw C# (CSharp) Method

		protected override void Draw ( GameTime gameTime, StereoEye stereoEye )
		{
			var sb = GetService<SpriteBatch>();
			var rand = new Random();

			var data = Enumerable.Range(0,64*64)
						.Select( i => rand.NextColor() )
						.ToArray();

			dynamicTexture.SetData(0, null, data, 0, 64*64 );


			GraphicsDevice.SetTargets( dsMS.Surface, rtMS.Surface );
			GraphicsDevice.Clear( dsMS.Surface );
			GraphicsDevice.Clear( rtMS.Surface, Color4.Black );
			

			sb.Begin(SpriteBlend.AlphaBlend,null,null, Matrix.OrthoRH(256,256,-1,1));
				sb.DrawSprite( texture, 0,0,256, angle, Color.White );
			sb.End();

			GraphicsDevice.Resolve( rtMS, rt );


			GraphicsDevice.RestoreBackbuffer();


			int w  = GraphicsDevice.DisplayBounds.Width;
			int h  = GraphicsDevice.DisplayBounds.Height;

			//	begin sprite gathering/accumulation :
			sb.Begin();

				if (InputDevice.IsKeyDown(Keys.T)) {
					sb.Draw( texture2, 0,          0, 256, 256, Color.White	);
					sb.Draw( texture , 256+128*0,  0, 128, 128, Color.Red	);
					sb.Draw( texture2, 256+128*1,  0, 128, 128, Color.Lime	);
					sb.Draw( texture , 256+128*2,  0, 128, 128, Color.Blue	);
				} else {
					sb.Draw( rt, 0,          0, 256, 256, Color.White	);
					sb.Draw( rt, 256+128*0,  0, 128, 128, Color.Red	);
					sb.Draw( rt, 256+128*1,  0, 128, 128, Color.Lime	);
					sb.Draw( rt, 256+128*2,  0, 128, 128, Color.Blue	);
				}

			sb.Restart(SpriteBlend.AlphaBlend, SamplerState.PointClamp);
				sb.DrawSprite( texture, 576,192,128, angle, Color.White );


			sb.Restart(SpriteBlend.AlphaBlend, SamplerState.LinearClamp);
				sb.DrawSprite( texture, 704,192,128, angle, Color.White );


			sb.Restart(SpriteBlend.AlphaBlend, SamplerState.PointClamp);
				sb.DrawSprite( texture2, 576,192+128,128, angle, Color.White );


			sb.Restart(SpriteBlend.AlphaBlend, SamplerState.LinearClamp);
				sb.DrawSprite( texture2, 704,192+128,128, angle, Color.White );


			sb.Restart();

				for (int i=0; i<numSprites; i++) {
					//sb.DrawSprite( sb.TextureWhite, r.Next(w), r.Next(h), 7, r.NextFloat(0,360), r.NextColor() ); 
					sb.Draw( sb.TextureWhite, r.Next(w), r.Next(h), 7, 7, r.NextColor() ); 
				}

				var h1 = font1.LineHeight;
				var h2 = font2.LineHeight;

				font1.DrawString( sb, "Lenna Soderberg",      64, 256 + h1,      Color.White  );
				font2.DrawString( sb, "Text (tracking = 0)",  64, 256 + h1+h2,   Color.Red );
				font2.DrawString( sb, "Text (tracking = 2)",  64, 256 + h1+h2*2, Color.Lime, 2 );
				font2.DrawString( sb, "Text (tracking = 4)", 64, 256 + h1+h2*3, Color.Lime, 4 );

				font2.DrawString( sb, string.Format("{1} sprites -> FPS = {0}", gameTime.Fps, numSprites), 64, 256 + h1+h2*4, Color.White );


			sb.Restart( SpriteBlend.Additive );
				sb.Draw( sb.TextureWhite,   256, 128, 128, 128, Color.Gray	);
				sb.Draw( texture, 256, 128, 128, 128, Color.Gray	);


			sb.Restart( SpriteBlend.AlphaBlend );
				sb.Draw( sb.TextureWhite, 256+128, 128, 128, 128, new Color(240,225,160,255)	);


			sb.Restart( SpriteBlend.NegMultiply );
				sb.Draw( texture, 256+128, 128, 128, 128, Color.White	);


			sb.Restart(SpriteBlend.AlphaBlend, SamplerState.AnisotropicWrap);
				sb.DrawBeam( texture2, new Vector2(350,540), new Vector2(750,415), Color.Yellow, Color.LightYellow, 80, 5.5f, offset );

			sb.Restart(SpriteBlend.AlphaBlend, SamplerState.PointClamp);
				sb.Draw( dynamicTexture, 0,0,256,256,new Color(255,255,255,64) );

				sb.Draw( sb.TextureBlack,	0,0,8,8, Color.White);
				sb.Draw( sb.TextureBlue,	8,0,8,8, Color.White);
				sb.Draw( sb.TextureGreen, 	16,0,8,8, Color.White);
				sb.Draw( sb.TextureRed,		24,0,8,8, Color.White);
				sb.Draw( sb.TextureWhite,	32,0,8,8, Color.White);

			sb.Restart();

				/*var name = atlas.SubImageNames[ ((int)atlasId) % atlas.SubImageNames.Length ];
				var ar = atlas.GetSubImageRectangle( name );

				sb.Draw( atlas.Texture, new Rectangle(10,400, ar.Width, ar.Height), ar, Color.White );
				sb.DrawDebugString( 10, 392, name, Color.White );

				atlasId += gameTime.ElapsedSec * 2;*/

			sb.End();

			base.Draw( gameTime, stereoEye );
		}
	}