83 lines
3.1 KiB
C#
83 lines
3.1 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 System;
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using System.Collections.Generic;
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using System.Text;
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namespace SharpDX.Direct2D1.Effects
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{
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/// <summary>
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/// Built in Histogram effect.
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/// </summary>
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public class Histogram : Effect
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{
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/// <summary>
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/// Initializes a new instance of <see cref="Histogram"/> effect.
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/// </summary>
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/// <param name="context"></param>
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public Histogram(DeviceContext context) : base(context, Effect.Histogram)
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{
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}
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/// <summary>
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/// Specifies the number of bins used for the histogram. The range of intensity values that fall into a particular bucket depend on the number of specified buckets.
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/// </summary>
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public int NumBins
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{
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get
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{
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return unchecked((int)GetUIntValue((int)HistogramProperties.NumBins));
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}
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set
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{
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SetValue((int)HistogramProperties.NumBins, unchecked((uint)value));
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}
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}
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/// <summary>
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/// Specifies the channel used to generate the histogram. This effect has a single data output corresponding to the specified channel. See Channel selectors for more info.
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/// </summary>
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public ChannelSelector ChannelSelect
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{
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get
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{
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return GetEnumValue<ChannelSelector>((int)HistogramProperties.ChannelSelect);
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}
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set
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{
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SetEnumValue((int)HistogramProperties.ChannelSelect, value);
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}
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}
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/// <summary>
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/// The output array.
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/// </summary>
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public unsafe float[] HistogramOutput
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{
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get
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{
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var array = new float[NumBins];
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fixed (void* pArray = array)
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GetValue((int)HistogramProperties.HistogramOutput, PropertyType.Blob, (IntPtr)pArray, sizeof(float) * array.Length);
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return array;
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}
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}
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}
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}
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