#region License
#endregion
namespace Microsoft.Xna.Framework.Graphics
{
/// <summary>
/// The comparison function used for depth, stencil, and alpha tests.
/// </summary>
public enum CompareFunction
{
/// <summary>
/// Always passes the test.
/// </summary>
Always,
/// <summary>
/// Never passes the test.
/// </summary>
Never,
/// <summary>
/// Passes the test when the new pixel value is less than current pixel value.
/// </summary>
Less,
/// <summary>
/// Passes the test when the new pixel value is less than or equal to current pixel value.
/// </summary>
LessEqual,
/// <summary>
/// Passes the test when the new pixel value is equal to current pixel value.
/// </summary>
Equal,
/// <summary>
/// Passes the test when the new pixel value is greater than or equal to current pixel value.
/// </summary>
GreaterEqual,
/// <summary>
/// Passes the test when the new pixel value is greater than current pixel value.
/// </summary>
Greater,
/// <summary>
/// Passes the test when the new pixel value does not equal to current pixel value.
/// </summary>
NotEqual
}
}
