/// <summary>
/// Invoked when our second control is ready to render.
/// </summary>
private void OnGraphicsControlDraw(object sender, DrawEventArgs e)
{
e.GraphicsDevice.Clear(Color.CornflowerBlue);
var position = ((SceneViewModel) DataContext).Position;
_basicEffect.World = Matrix.RotationYawPitchRoll(_yaw, _pitch, 0f)
* Matrix.Translation(position);
_basicEffect.Projection =
Matrix.PerspectiveFovLH((float) Math.PI / 4.0f,
(float) e.GraphicsDevice.BackBuffer.Width / e.GraphicsDevice.BackBuffer.Height,
0.1f, 100.0f);
_geometricPrimitives[_primitiveIndex].Draw(_basicEffect);
}
protected virtual void RaiseDraw(DrawEventArgs args)
{
var handler = Draw;
if (handler != null)
handler(this, args);
}