BoundingBoxRenderer for XNA 4.0 Reach profile

BoundingBoxRenderer.cs

public static class BoundingBoxRenderer
{
	#region Fields

	static VertexPositionColor[] verts = new VertexPositionColor[8];
	static short[] indices = new short[]
	{
		0, 1,
		1, 2,
		2, 3,
		3, 0,
		0, 4,
		1, 5,
		2, 6,
		3, 7,
		4, 5,
		5, 6,
		6, 7,
		7, 4,
	};

	static BasicEffect effect;
	static VertexDeclaration vertDecl;

	#endregion

	/// <summary>
	/// Renders the bounding box for debugging purposes.
	/// </summary>
	/// <param name="box">The box to render.</param>
	/// <param name="graphicsDevice">The graphics device to use when rendering.</param>
	/// <param name="view">The current view matrix.</param>
	/// <param name="projection">The current projection matrix.</param>
	/// <param name="color">The color to use drawing the lines of the box.</param>
	public static void Render(
		BoundingBox box,
		GraphicsDevice graphicsDevice,
		Matrix view,
		Matrix projection,
		Color color)
	{
		if (effect == null)
		{
			effect = new BasicEffect(graphicsDevice);
			effect.VertexColorEnabled = true;
			effect.LightingEnabled = false;
		}

		Vector3[] corners = box.GetCorners();
		for (int i = 0; i < 8; i++)
		{
			verts[i].Position = corners[i];
			verts[i].Color = color;
		}

		effect.View = view;
		effect.Projection = projection;

		foreach (EffectPass pass in effect.CurrentTechnique.Passes)
		{
			pass.Apply();

			graphicsDevice.DrawUserIndexedPrimitives(
				PrimitiveType.LineList,
				verts,
				0,
				8,
				indices,
				0,
				indices.Length / 2);
		}
	}
}

this is great stuff! it's gonna make my work flow much easier! thanks!