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#region License
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/* FNA - XNA4 Reimplementation for Desktop Platforms
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* Copyright 2009-2020 Ethan Lee and the MonoGame Team
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*
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* Released under the Microsoft Public License.
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* See LICENSE for details.
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*/
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#endregion
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namespace Microsoft.Xna.Framework.Graphics
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{
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public class BlendState : GraphicsResource
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{
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#region Public Properties
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public BlendFunction AlphaBlendFunction
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{
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get;
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set;
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}
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public Blend AlphaDestinationBlend
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{
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get;
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set;
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}
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public Blend AlphaSourceBlend
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{
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get;
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set;
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}
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public BlendFunction ColorBlendFunction
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{
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get;
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set;
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}
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public Blend ColorDestinationBlend
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{
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get;
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set;
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}
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public Blend ColorSourceBlend
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{
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get;
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set;
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}
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public ColorWriteChannels ColorWriteChannels
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{
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get;
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set;
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}
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public ColorWriteChannels ColorWriteChannels1
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{
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get;
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set;
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}
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public ColorWriteChannels ColorWriteChannels2
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{
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get;
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set;
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}
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public ColorWriteChannels ColorWriteChannels3
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{
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get;
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set;
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}
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public Color BlendFactor
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{
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get;
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set;
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}
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public int MultiSampleMask
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{
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get;
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set;
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}
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#endregion
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#region Public BlendState Presets
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public static readonly BlendState Additive = new BlendState(
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"BlendState.Additive",
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Blend.SourceAlpha,
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Blend.SourceAlpha,
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Blend.One,
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Blend.One
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);
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public static readonly BlendState AlphaBlend = new BlendState(
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"BlendState.AlphaBlend",
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Blend.One,
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Blend.One,
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Blend.InverseSourceAlpha,
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Blend.InverseSourceAlpha
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);
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public static readonly BlendState NonPremultiplied = new BlendState(
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"BlendState.NonPremultiplied",
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Blend.SourceAlpha,
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Blend.SourceAlpha,
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Blend.InverseSourceAlpha,
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Blend.InverseSourceAlpha
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);
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public static readonly BlendState Opaque = new BlendState(
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"BlendState.Opaque",
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Blend.One,
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Blend.One,
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Blend.Zero,
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Blend.Zero
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);
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#endregion
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#region Public Constructor
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public BlendState()
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{
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AlphaBlendFunction = BlendFunction.Add;
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AlphaDestinationBlend = Blend.Zero;
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AlphaSourceBlend = Blend.One;
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ColorBlendFunction = BlendFunction.Add;
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ColorDestinationBlend = Blend.Zero;
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ColorSourceBlend = Blend.One;
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ColorWriteChannels = ColorWriteChannels.All;
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ColorWriteChannels1 = ColorWriteChannels.All;
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ColorWriteChannels2 = ColorWriteChannels.All;
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ColorWriteChannels3 = ColorWriteChannels.All;
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BlendFactor = Color.White;
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MultiSampleMask = -1; // AKA 0xFFFFFFFF
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}
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#endregion
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#region Private Constructor
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private BlendState(
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string name,
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Blend colorSourceBlend,
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Blend alphaSourceBlend,
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Blend colorDestBlend,
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Blend alphaDestBlend
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) : this() {
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Name = name;
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ColorSourceBlend = colorSourceBlend;
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AlphaSourceBlend = alphaSourceBlend;
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ColorDestinationBlend = colorDestBlend;
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AlphaDestinationBlend = alphaDestBlend;
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}
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#endregion
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}
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}
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