/// <summary>
/// Constructs the <see cref="SpriteBatch"/>.
/// </summary>
/// <param name="graphicsDevice">The <see cref="GraphicsDevice"/> which will be used for sprite rendering.</param>
/// <exception cref="ArgumentNullException"><paramref name="graphicsDevice"/> is null.</exception>
public SpriteBatch(GraphicsDevice graphicsDevice) : base(graphicsDevice)
{
_batcher = new SpriteBatcher(GraphicsDevice);
SpriteEffect = new SpriteEffect(GraphicsDevice);
_spritePass = SpriteEffect.CurrentTechnique.Passes[0];
_beginCalled = false;
}
/// <summary>
/// Creates a new <see cref="SpriteEffect"/> by
/// cloning parameter settings from an existing instance.
/// </summary>
protected SpriteEffect(SpriteEffect cloneSource)
: base(cloneSource)
{
_matrixParam = Parameters["MatrixTransform"];
}
