329 lines
12 KiB
C#
329 lines
12 KiB
C#
#region Using Statements
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using SharpDX.Direct3D11;
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using ANX.Framework.Graphics;
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using ANX.Framework.NonXNA;
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using ANX.Framework;
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#endregion // Using Statements
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#region License
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//
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// This file is part of the ANX.Framework created by the "ANX.Framework developer group".
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//
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// This file is released under the Ms-PL license.
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//
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//
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//
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// Microsoft Public License (Ms-PL)
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//
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// This license governs use of the accompanying software. If you use the software, you accept this license.
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// If you do not accept the license, do not use the software.
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//
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// 1.Definitions
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// The terms "reproduce," "reproduction," "derivative works," and "distribution" have the same meaning
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// here as under U.S. copyright law.
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// A "contribution" is the original software, or any additions or changes to the software.
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// A "contributor" is any person that distributes its contribution under this license.
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// "Licensed patents" are a contributor's patent claims that read directly on its contribution.
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//
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// 2.Grant of Rights
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// (A) Copyright Grant- Subject to the terms of this license, including the license conditions and limitations
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// in section 3, each contributor grants you a non-exclusive, worldwide, royalty-free copyright license to
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// reproduce its contribution, prepare derivative works of its contribution, and distribute its contribution
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// or any derivative works that you create.
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// (B) Patent Grant- Subject to the terms of this license, including the license conditions and limitations in
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// section 3, each contributor grants you a non-exclusive, worldwide, royalty-free license under its licensed
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// patents to make, have made, use, sell, offer for sale, import, and/or otherwise dispose of its contribution
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// in the software or derivative works of the contribution in the software.
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//
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// 3.Conditions and Limitations
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// (A) No Trademark License- This license does not grant you rights to use any contributors' name, logo, or trademarks.
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// (B) If you bring a patent claim against any contributor over patents that you claim are infringed by the software, your
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// patent license from such contributor to the software ends automatically.
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// (C) If you distribute any portion of the software, you must retain all copyright, patent, trademark, and attribution
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// notices that are present in the software.
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// (D) If you distribute any portion of the software in source code form, you may do so only under this license by including
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// a complete copy of this license with your distribution. If you distribute any portion of the software in compiled or
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// object code form, you may only do so under a license that complies with this license.
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// (E) The software is licensed "as-is." You bear the risk of using it. The contributors give no express warranties, guarantees,
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// or conditions. You may have additional consumer rights under your local laws which this license cannot change. To the
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// extent permitted under your local laws, the contributors exclude the implied warranties of merchantability, fitness for a
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// particular purpose and non-infringement.
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#endregion // License
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namespace ANX.RenderSystem.Windows.DX11
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{
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public class BlendState_DX11 : INativeBlendState
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{
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#region Private Members
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private BlendStateDescription blendStateDescription;
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private SharpDX.Direct3D11.BlendState nativeBlendState;
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private bool nativeBlendStateDirty;
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private SharpDX.Color4 blendFactor;
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private int multiSampleMask;
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private bool bound;
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#endregion // Private Members
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public BlendState_DX11()
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{
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for (int i = 0; i < blendStateDescription.RenderTarget.Length; i++)
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{
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blendStateDescription.RenderTarget[i] = new RenderTargetBlendDescription();
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blendStateDescription.RenderTarget[i].IsBlendEnabled = (i < 4);
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blendStateDescription.IndependentBlendEnable = true;
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}
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nativeBlendStateDirty = true;
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}
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public void Apply(GraphicsDevice graphics)
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{
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GraphicsDeviceWindowsDX11 gdx11 = graphics.NativeDevice as GraphicsDeviceWindowsDX11;
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SharpDX.Direct3D11.DeviceContext context = gdx11.NativeDevice;
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UpdateNativeBlendState(context.Device);
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this.bound = true;
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context.OutputMerger.SetBlendState(nativeBlendState, this.blendFactor, this.multiSampleMask);
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}
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public void Release()
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{
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this.bound = false;
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}
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public void Dispose()
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{
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if (this.nativeBlendState != null)
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{
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this.nativeBlendState.Dispose();
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this.nativeBlendState = null;
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}
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}
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public bool IsBound
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{
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get
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{
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return this.bound;
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}
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}
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public Color BlendFactor
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{
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set
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{
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const float colorConvert = 1f / 255f;
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blendFactor.Red = value.R * colorConvert;
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blendFactor.Green = value.G * colorConvert;
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blendFactor.Blue = value.B * colorConvert;
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blendFactor.Alpha = value.A * colorConvert;
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}
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}
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public int MultiSampleMask
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{
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set
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{
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this.multiSampleMask = value;
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}
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}
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public BlendFunction AlphaBlendFunction
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{
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set
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{
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BlendOperation alphaBlendOperation = FormatConverter.Translate(value);
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for (int i = 0; i < blendStateDescription.RenderTarget.Length; i++)
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{
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if (blendStateDescription.RenderTarget[i].AlphaBlendOperation != alphaBlendOperation)
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{
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nativeBlendStateDirty = true;
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blendStateDescription.RenderTarget[i].AlphaBlendOperation = alphaBlendOperation;
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}
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}
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}
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}
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public BlendFunction ColorBlendFunction
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{
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set
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{
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BlendOperation blendOperation = FormatConverter.Translate(value);
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for (int i = 0; i < blendStateDescription.RenderTarget.Length; i++)
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{
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if (blendStateDescription.RenderTarget[i].BlendOperation != blendOperation)
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{
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nativeBlendStateDirty = true;
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blendStateDescription.RenderTarget[i].BlendOperation = blendOperation;
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}
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}
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}
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}
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public Blend AlphaDestinationBlend
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{
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set
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{
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BlendOption destinationAlphaBlend = FormatConverter.Translate(value);
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for (int i = 0; i < blendStateDescription.RenderTarget.Length; i++)
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{
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if (blendStateDescription.RenderTarget[i].DestinationAlphaBlend != destinationAlphaBlend)
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{
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nativeBlendStateDirty = true;
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blendStateDescription.RenderTarget[i].DestinationAlphaBlend = destinationAlphaBlend;
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}
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}
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}
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}
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public Blend ColorDestinationBlend
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{
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set
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{
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BlendOption destinationBlend = FormatConverter.Translate(value);
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for (int i = 0; i < blendStateDescription.RenderTarget.Length; i++)
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{
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if (blendStateDescription.RenderTarget[i].DestinationBlend != destinationBlend)
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{
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nativeBlendStateDirty = true;
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blendStateDescription.RenderTarget[i].DestinationBlend = destinationBlend;
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}
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}
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}
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}
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public ColorWriteChannels ColorWriteChannels
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{
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set
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{
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ColorWriteMaskFlags renderTargetWriteMask = FormatConverter.Translate(value);
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//TODO: range check
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if (blendStateDescription.RenderTarget[0].RenderTargetWriteMask != renderTargetWriteMask)
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{
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nativeBlendStateDirty = true;
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blendStateDescription.RenderTarget[0].RenderTargetWriteMask = renderTargetWriteMask;
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}
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}
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}
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public ColorWriteChannels ColorWriteChannels1
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{
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set
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{
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ColorWriteMaskFlags renderTargetWriteMask = FormatConverter.Translate(value);
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//TODO: range check
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if (blendStateDescription.RenderTarget[1].RenderTargetWriteMask != renderTargetWriteMask)
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{
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nativeBlendStateDirty = true;
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blendStateDescription.RenderTarget[1].RenderTargetWriteMask = renderTargetWriteMask;
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}
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}
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}
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public ColorWriteChannels ColorWriteChannels2
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{
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set
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{
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ColorWriteMaskFlags renderTargetWriteMask = FormatConverter.Translate(value);
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//TODO: range check
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if (blendStateDescription.RenderTarget[2].RenderTargetWriteMask != renderTargetWriteMask)
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{
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nativeBlendStateDirty = true;
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blendStateDescription.RenderTarget[2].RenderTargetWriteMask = renderTargetWriteMask;
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}
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}
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}
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public ColorWriteChannels ColorWriteChannels3
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{
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set
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{
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ColorWriteMaskFlags renderTargetWriteMask = FormatConverter.Translate(value);
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//TODO: range check
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if (blendStateDescription.RenderTarget[3].RenderTargetWriteMask != renderTargetWriteMask)
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{
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nativeBlendStateDirty = true;
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blendStateDescription.RenderTarget[3].RenderTargetWriteMask = renderTargetWriteMask;
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}
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}
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}
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public Blend AlphaSourceBlend
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{
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set
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{
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BlendOption sourceAlphaBlend = FormatConverter.Translate(value);
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for (int i = 0; i < blendStateDescription.RenderTarget.Length; i++)
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{
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if (blendStateDescription.RenderTarget[i].SourceAlphaBlend != sourceAlphaBlend)
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{
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nativeBlendStateDirty = true;
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blendStateDescription.RenderTarget[i].SourceAlphaBlend = sourceAlphaBlend;
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}
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}
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}
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}
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public Blend ColorSourceBlend
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{
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set
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{
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BlendOption sourceBlend = FormatConverter.Translate(value);
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for (int i = 0; i < blendStateDescription.RenderTarget.Length; i++)
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{
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if (blendStateDescription.RenderTarget[i].SourceBlend != sourceBlend)
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{
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nativeBlendStateDirty = true;
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blendStateDescription.RenderTarget[i].SourceBlend = sourceBlend;
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}
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}
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}
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}
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private void UpdateNativeBlendState(SharpDX.Direct3D11.Device device)
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{
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if (this.nativeBlendStateDirty == true || this.nativeBlendState == null)
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{
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if (this.nativeBlendState != null)
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{
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this.nativeBlendState.Dispose();
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this.nativeBlendState = null;
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}
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this.nativeBlendState = new SharpDX.Direct3D11.BlendState(device, ref this.blendStateDescription);
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this.nativeBlendStateDirty = false;
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}
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}
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}
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}
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