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<ul class="navigation"><li class="prev"><a accesskey="p" class="prev" href="WSfd1234e1c4b69f30ea53e41001031ab64-7866a.html" title="About layer and vector masks"><img src="images/blank.gif" alt="Previous" width="17" height="17" /></a></li><li class="next"><a accesskey="n" class="next" href="WSCBB303CD-89C8-4b90-A76B-766D23409ECCa.html" title="Edit a layer mask"><img src="images/blank.gif" alt="Next" width="17" height="17" /></a></li></ul><div class="hierarchy" id="hierarchy"><a href="WSfd1234e1c4b69f30ea53e41001031ab64-78e4a.html">Layers</a> /
     <a href="WSfd1234e1c4b69f30ea53e41001031ab64-7867a.html"><b>Masking layers</b></a> 
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                <h1>
                    Add layer masks
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                <br clear="both" /><div id="minitoc"><div class="t"><div class="b"><div class="l"><div class="r"><div class="bl"><div class="br"><div class="tl"><div class="tr"><div><h3>Contents [<a href="#" onclick="return toggleMiniToc('minitoc-links', this);" class="hideLink">Hide</a>]</h3><ul id="minitoc-links"><li><p><a href="#WSfd1234e1c4b69f30ea53e41001031ab64-7864a"><h1 class="topictitle1">Add a mask that shows or hides the entire layer</h1>
</a></p></li><li><p><a href="#WSfd1234e1c4b69f30ea53e41001031ab64-7863a"><h1 class="topictitle1">Add a layer mask that hides part of a layer</h1>
</a></p></li><li><p><a href="#WSfd1234e1c4b69f30ea53e41001031ab64-7862a"><h1 class="topictitle1">Apply a layer mask from another layer</h1>
</a></p></li></ul></div></div><br clear="both" /></div></div></div></div></div></div></div></div><br clear="both" /><div><div class="section"><p>When you add a layer mask, you need to decide
if you want to hide or show all of the layer. Later, you’ll paint
on the mask to hide portions of that layer and reveal the layers
beneath. Or, you can create a layer mask that automatically hides
a portion of the layer by making a selection before creating the
mask.</p>
</div>
</div>
<div id="WSfd1234e1c4b69f30ea53e41001031ab64-7864a" class="nochunk"><a name="WSfd1234e1c4b69f30ea53e41001031ab64-7864a"></a><h3 class="topictitle3">Add a mask that shows or hides the entire layer</h3><div><ol><li><span>Make
sure that no part of your image is selected. Choose Select&#160;&gt;
Deselect.</span></li>
<li><span>In the Layers panel, select the layer or group.</span></li>
<li><span>Do
one of the following:</span><ul><li><p>To create a mask that reveals the entire
layer, click&#160;the Pixel Mask&#160;<img src="images/pixel_mask.png" /> button
in the Masks panel, or click the Add Layer Mask&#160;<img src="images/P_LayerMask_Sm_N.png" /> button
in the Layers panel, or choose Layer&#160;&gt; Layer Mask&#160;&gt;
Reveal All.</p>
</li>
<li><p>To create a mask that hides the entire layer, Alt-click
(Windows) or Option-click (Mac&#160;OS) the Pixel Mask&#160;<img src="images/pixel_mask.png" /> button
in the Masks panel, or Alt-click (Windows) or Option-click (Mac&#160;OS)
the Add Layer Mask button, or choose Layer&#160;&gt; Layer Mask&#160;&gt;
Hide All.</p>
</li>
</ul>
</li>
</ol>
</div></div>
<div id="WSfd1234e1c4b69f30ea53e41001031ab64-7863a" class="nochunk"><a name="WSfd1234e1c4b69f30ea53e41001031ab64-7863a"></a><h3 class="topictitle3">Add a layer mask that hides part of a layer</h3><div><ol><li><span>In
the Layers panel, select the layer or group.</span></li>
<li><span>Select the area in the image, and do one of the following:</span><ul><li><p>Click the Pixel Mask&#160;<img src="images/pixel_mask.png" /> button
in the Masks panel, or the New&#160;Layer Mask button&#160;<img src="images/P_LayerMask_Sm_N.png" /> in
the Layers panel to create a mask that reveals the selection.</p>
</li>
<li><p>Alt-click (Windows) or Option-click (Mac&#160;OS)
the Pixel Mask button in the Masks panel, or the Add Layer Mask
button in the Layers panel, to create a mask that hides the selection.</p>
</li>
<li><p>Choose Layer&#160;&gt; Layer Mask&#160;&gt;
Reveal Selection or Hide Selection.</p>
</li>
</ul>
</li>
</ol>
</div></div>
<div id="WSfd1234e1c4b69f30ea53e41001031ab64-7862a" class="nochunk"><a name="WSfd1234e1c4b69f30ea53e41001031ab64-7862a"></a><h3 class="topictitle3">Apply a layer mask from another layer</h3><div><div class="p"><span><img src="images/dingbat.png" />&#160;Do one of the following: </span><ul><li><p>To move the mask to another layer, drag
the mask to the other layer.</p>
</li>
<li><p>To duplicate the mask, Alt-drag (Windows) or Option-drag
(Mac&#160;OS) the mask to other layer.</p>
</li>
</ul>
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