51 lines
2.3 KiB
C#
51 lines
2.3 KiB
C#
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// Copyright (c) 2010-2014 SharpDX - Alexandre Mutel
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using SharpDX.Mathematics.Interop;
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namespace SharpDX.Direct2D1.Effects
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{
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/// <summary>
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/// Marks an area of an input image as opaque, so internal rendering optimizations to the graph are possible.
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/// </summary>
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/// <remarks>
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/// This effect doesn't modify the image itself to be opaque. It modifies data associated with the image so the renderer assumes the specified region is opaque.
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/// </remarks>
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public class OpacityMetadata : Effect
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{
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/// <summary>
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/// Creates a new instance of the <see cref="OpacityMetadata"/> class.
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/// </summary>
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/// <param name="deviceContext">The device context where this effect is attached to.</param>
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public OpacityMetadata(DeviceContext deviceContext)
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: base(deviceContext, Effect.OpacityMetadata)
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{
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}
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/// <summary>
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/// The portion of the source image that is opaque. The default is the entire input image.
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/// </summary>
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public RawVector4 OpaqueRectangle
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{
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get { return GetVector4Value((int)OpacityMetadataProperties.InputOpaqueRectangle); }
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set { SetValue((int)OpacityMetadataProperties.InputOpaqueRectangle, value); }
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}
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}
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}
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