#region License
#endregion
namespace Microsoft.Xna.Framework.Graphics
{
/// <summary>
/// Defines a blend mode.
/// </summary>
public enum Blend
{
/// <summary>
/// Each component of the color is multiplied by {1, 1, 1, 1}.
/// </summary>
One,
/// <summary>
/// Each component of the color is multiplied by {0, 0, 0, 0}.
/// </summary>
Zero,
/// <summary>
/// Each component of the color is multiplied by the source color.
/// {Rs, Gs, Bs, As}, where Rs, Gs, Bs, As are color source values.
/// </summary>
SourceColor,
/// <summary>
/// Each component of the color is multiplied by the inverse of the source color.
/// {1 - Rs, 1 - Gs, 1 - Bs, 1 - As}, where Rs, Gs, Bs, As are color source values.
/// </summary>
InverseSourceColor,
/// <summary>
/// Each component of the color is multiplied by the alpha value of the source.
/// {As, As, As, As}, where As is the source alpha value.
/// </summary>
SourceAlpha,
/// <summary>
/// Each component of the color is multiplied by the inverse of the alpha value of the source.
/// {1 - As, 1 - As, 1 - As, 1 - As}, where As is the source alpha value.
/// </summary>
InverseSourceAlpha,
/// <summary>
/// Each component color is multiplied by the destination color.
/// {Rd, Gd, Bd, Ad}, where Rd, Gd, Bd, Ad are color destination values.
/// </summary>
DestinationColor,
/// <summary>
/// Each component of the color is multiplied by the inversed destination color.
/// {1 - Rd, 1 - Gd, 1 - Bd, 1 - Ad}, where Rd, Gd, Bd, Ad are color destination values.
/// </summary>
InverseDestinationColor,
/// <summary>
/// Each component of the color is multiplied by the alpha value of the destination.
/// {Ad, Ad, Ad, Ad}, where Ad is the destination alpha value.
/// </summary>
DestinationAlpha,
/// <summary>
/// Each component of the color is multiplied by the inversed alpha value of the destination.
/// {1 - Ad, 1 - Ad, 1 - Ad, 1 - Ad}, where Ad is the destination alpha value.
/// </summary>
InverseDestinationAlpha,
/// <summary>
/// Each component of the color is multiplied by a constant in the <see cref="GraphicsDevice.BlendFactor"/>.
/// </summary>
BlendFactor,
/// <summary>
/// Each component of the color is multiplied by a inversed constant in the <see cref="GraphicsDevice.BlendFactor"/>.
/// </summary>
InverseBlendFactor,
/// <summary>
/// Each component of the color is multiplied by either the alpha of the source color, or the inverse of the alpha of the source color, whichever is greater.
/// {f, f, f, 1}, where f = min(As, 1 - As), where As is the source alpha value.
/// </summary>
SourceAlphaSaturation,
}
}
