# C1.Util.DX.Direct2D.DeviceContext.FillOpacityMask

## Content

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<h1 id="C1_Util_DX_Direct2D_DeviceContext_FillOpacityMask_" data-uid="C1.Util.DX.Direct2D.DeviceContext.FillOpacityMask*">FillOpacityMask Method
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<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_Util_DX_Direct2D_DeviceContext_FillOpacityMask_" data-uid="C1.Util.DX.Direct2D.DeviceContext.FillOpacityMask*"></a>
<h4 id="C1_Util_DX_Direct2D_DeviceContext_FillOpacityMask_C1_Util_DX_Direct2D_Bitmap_C1_Util_DX_Direct2D_Brush_" data-uid="C1.Util.DX.Direct2D.DeviceContext.FillOpacityMask(C1.Util.DX.Direct2D.Bitmap,C1.Util.DX.Direct2D.Brush)">FillOpacityMask(Bitmap, Brush)</h4>
<div class="markdown level1 summary"><p>No documentation.</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 FillOpacityMask(Bitmap opacityMask, Brush brush)</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Sub FillOpacityMask(opacityMask As Bitmap, brush As Brush)</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>
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      <td><a class="xref" href="C1.Util.DX.Direct2D.Bitmap.html">Bitmap</a></td>
      <td><span class="parametername">opacityMask</span></td>
      <td><p>No documentation.</p>
</td>
    </tr>
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      <td><a class="xref" href="C1.Util.DX.Direct2D.Brush.html">Brush</a></td>
      <td><span class="parametername">brush</span></td>
      <td><p>No documentation.</p>
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<a id="C1_Util_DX_Direct2D_DeviceContext_FillOpacityMask_" data-uid="C1.Util.DX.Direct2D.DeviceContext.FillOpacityMask*"></a>
<h4 id="C1_Util_DX_Direct2D_DeviceContext_FillOpacityMask_C1_Util_DX_Direct2D_Bitmap_C1_Util_DX_Direct2D_Brush_System_Nullable_C1_Util_DX_RectF__System_Nullable_C1_Util_DX_RectF__" data-uid="C1.Util.DX.Direct2D.DeviceContext.FillOpacityMask(C1.Util.DX.Direct2D.Bitmap,C1.Util.DX.Direct2D.Brush,System.Nullable{C1.Util.DX.RectF},System.Nullable{C1.Util.DX.RectF})">FillOpacityMask(Bitmap, Brush, RectF?, RectF?)</h4>
<div class="markdown level1 summary"><p>void ID2D1DeviceContext::FillOpacityMask([In] ID2D1Bitmap* opacityMask,[In] ID2D1Brush* brush,[In, Optional] const D2D_RECT_F* destinationRectangle,[In, Optional] const D2D_RECT_F* sourceRectangle)</p>
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<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public void FillOpacityMask(Bitmap opacityMask, Brush brush, RectF? destinationRectangle, RectF? sourceRectangle)</code></pre>
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<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Sub FillOpacityMask(opacityMask As Bitmap, brush As Brush, destinationRectangle As RectF?, sourceRectangle As RectF?)</code></pre>
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<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
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      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
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      <td><a class="xref" href="C1.Util.DX.Direct2D.Bitmap.html">Bitmap</a></td>
      <td><span class="parametername">opacityMask</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="C1.Util.DX.Direct2D.Brush.html">Brush</a></td>
      <td><span class="parametername">brush</span></td>
      <td></td>
    </tr>
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      <td><a class="xref" href="C1.Util.DX.RectF.html">RectF</a>?</td>
      <td><span class="parametername">destinationRectangle</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="C1.Util.DX.RectF.html">RectF</a>?</td>
      <td><span class="parametername">sourceRectangle</span></td>
      <td></td>
    </tr>
  </tbody>
</table>
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