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<refentry xmlns="http://docbook.org/ns/docbook" version="5.0" xml:id="em">

<refmeta>
  <refentrytitle>EM</refentrytitle>
  <manvolnum>nged</manvolnum>
  <refmiscinfo class="source">BRL-CAD</refmiscinfo>
  <refmiscinfo class="manual">BRL-CAD User Commands</refmiscinfo>
</refmeta>

<refnamediv xml:id="name">
  <refname>em</refname>
  <refpurpose>Displays all regions that a MUVES_Component attribute that is
set to any of the specified value arguments.</refpurpose>
   ******Cliff--Should this sentence read "Displays all regions of a MUVES_Component attribute that are set to any of the specified value arguments."?? </refnamediv>

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<refsynopsisdiv xml:id="synopsis">
  <cmdsynopsis sepchar=" ">
    <command>em</command>    
    
    <arg choice="opt" rep="norepeat">-C#/#/#</arg>
    <arg choice="req" rep="norepeat"><replaceable>value</replaceable></arg>
    <arg rep="repeat" choice="opt"><replaceable>value value</replaceable></arg>
  </cmdsynopsis>
</refsynopsisdiv>

<refsection xml:id="description"><info><title>DESCRIPTION</title></info>
  
  <para>Displays all regions of a MUVES_Component attribute that are set to any of the specified value arguments.  The <emphasis>C</emphasis> option specifies a color to draw the regions.
    </para>
</refsection>

<refsection xml:id="examples"><info><title>EXAMPLES</title></info>
  
  <para>The first example shows how to use the <command>em</command> command to display all regions having particular attributes.  The second example shows how to use the <command>em</command> command to display in green all regions having particular attributes. 
   </para>
  <example><info><title>Display all regions having a particular attribute.</title></info>
    
    <variablelist>
      <varlistentry>
	   <term><prompt>mged&gt;</prompt> <userinput>em engine pilot</userinput></term>
	   <listitem>
	     <para>Displays all regions that have MUVES_Component attributes equal to engine or pilot.
	      </para>
	   </listitem>
      </varlistentry>
    </variablelist>
  </example>
       
  <example><info><title>Display in a particular color all regions having a particular attribute.</title></info>
    
    <para>
      <prompt>mged&gt;</prompt><userinput>em C0/255/0 hydraulics</userinput>
    </para>
    <para>Displays in green all regions that have MUVES_Component attributes equal to hydraulics.
     </para>
  </example>
 
</refsection>

<info><corpauthor>BRL-CAD Team</corpauthor></info>

<refsection xml:id="bug_reports"><info><title>BUG REPORTS</title></info>
  
  <para>
    Reports of bugs or problems should be submitted via electronic
    mail to &lt;devs@brlcad.org&gt;, or via the "cadbug.sh" script.
  </para>
</refsection>
</refentry>
