# C1.Util.DX.WIC.DevelopRaw.GetToneCurve

## Content

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<h1 id="C1_Util_DX_WIC_DevelopRaw_GetToneCurve_" data-uid="C1.Util.DX.WIC.DevelopRaw.GetToneCurve*">GetToneCurve Method
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<div class="markdown level0 conceptual"></div>



<a id="C1_Util_DX_WIC_DevelopRaw_GetToneCurve_" data-uid="C1.Util.DX.WIC.DevelopRaw.GetToneCurve*"></a>
<h4 id="C1_Util_DX_WIC_DevelopRaw_GetToneCurve_System_Int32_C1_Util_DX_WIC_RawToneCurve___System_IntPtr_" data-uid="C1.Util.DX.WIC.DevelopRaw.GetToneCurve(System.Int32,C1.Util.DX.WIC.RawToneCurve[],System.IntPtr)">GetToneCurve(int, RawToneCurve[], IntPtr)</h4>
<div class="markdown level1 summary"><p>HRESULT IWICDevelopRaw::GetToneCurve([In] unsigned int cbToneCurveBufferSize,[Out, Buffer, Optional] WICRawToneCurve* pToneCurve,[InOut, Optional] unsigned int* pcbActualToneCurveBufferSize)</p>
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<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public void GetToneCurve(int toneCurveBufferSize, RawToneCurve[] toneCurveRef, IntPtr actualToneCurveBufferSizeRef)</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Sub GetToneCurve(toneCurveBufferSize As Integer, toneCurveRef As RawToneCurve(), actualToneCurveBufferSizeRef As IntPtr)</code></pre>
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<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
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      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
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  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">toneCurveBufferSize</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="C1.Util.DX.WIC.RawToneCurve.html">RawToneCurve</a>[]</td>
      <td><span class="parametername">toneCurveRef</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.intptr">IntPtr</a></td>
      <td><span class="parametername">actualToneCurveBufferSizeRef</span></td>
      <td></td>
    </tr>
  </tbody>
</table>
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