.. index::
    single: shellTessellate
    single: 0x53544553
    single: category; geometry

_default - shellTessellate (0x53544553)
=======================================================================================================================================

:classification:
    
    
    geometry
    
    

:plugin:
    (built-in)

:id:
    0x53544553


:link:
    visit Autodesk Maya 2026 official reference `a link`_.

.. _a link: https://help.autodesk.com/cloudhelp/2026/ENU/Maya-Tech-Docs/Nodes/shellTessellate.html



Attributes (27)
--------------------------------------



.. raw:: html

    <table class="attribute">
        <tbody>
            <tr>
                <th class="attr_name">Long name (short name)</th>
                <th class="attr_type">Type</th>
                <th class="attr_default">Value</th>
                <th class="attr_minmax">Min/Max</th>
                <th class="attr_flags">Flags</th>
            </tr>
            
            <tr>
                <th colspan="5">channel box</th>
            </tr>
            
                
    
            <tr class="indent0" data-attr-name="chordHeight">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">chordHeight (cht)</span></td>
                <td class="attr_type">doubleLinear</td>
                <td class="attr_value">
                    <div class="attr_current">0.1</div>
                    
                    
                </td>
                <td class="attr_minmax">0.01/-</td>
                <td class="attr_flags">connectable, in, keyable, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="chordHeightRatio">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">chordHeightRatio (chr)</span></td>
                <td class="attr_type">double</td>
                <td class="attr_value">
                    <div class="attr_current">0.983</div>
                    
                    
                </td>
                <td class="attr_minmax">0.01/0.999</td>
                <td class="attr_flags">connectable, in, keyable, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="format">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">format (f)</span></td>
                <td class="attr_type">enum</td>
                <td class="attr_value">
                    <div class="attr_current">1</div>
                    
                    <ul class="attr_enum_list">
                    
                        <li class="attr_enum_item">
                            Count (0)
                            
                        </li>
                    
                        <li class="attr_enum_item default">
                            Fit (1)
                            
                            <span class="enum_default">(default)</span>
                            
                        </li>
                    
                        <li class="attr_enum_item">
                            General (2)
                            
                        </li>
                    
                        <li class="attr_enum_item">
                            CVs (3)
                            
                        </li>
                    
                    </ul>
                    
                    
                </td>
                <td class="attr_minmax">0/3</td>
                <td class="attr_flags">connectable, in, keyable, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="polygonCount">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">polygonCount (pc)</span></td>
                <td class="attr_type">long</td>
                <td class="attr_value">
                    <div class="attr_current">200</div>
                    
                    
                </td>
                <td class="attr_minmax">1/-</td>
                <td class="attr_flags">connectable, in, keyable, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="polygonType">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">polygonType (pt)</span></td>
                <td class="attr_type">enum</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    <ul class="attr_enum_list">
                    
                        <li class="attr_enum_item">
                            Triangles (0)
                            
                        </li>
                    
                        <li class="attr_enum_item">
                            Quads (1)
                            
                        </li>
                    
                    </ul>
                    
                    
                </td>
                <td class="attr_minmax">0/1</td>
                <td class="attr_flags">connectable, in, keyable, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="pre70ChordHeightRatio">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">pre70ChordHeightRatio (pchr)</span></td>
                <td class="attr_type">bool</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">0/1</td>
                <td class="attr_flags">connectable, hidden, in, keyable, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="uNumber">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">uNumber (un)</span></td>
                <td class="attr_type">long</td>
                <td class="attr_value">
                    <div class="attr_current">3</div>
                    
                    
                </td>
                <td class="attr_minmax">1/-</td>
                <td class="attr_flags">connectable, in, keyable, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="uType">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">uType (ut)</span></td>
                <td class="attr_type">enum</td>
                <td class="attr_value">
                    <div class="attr_current">3</div>
                    
                    <ul class="attr_enum_list">
                    
                        <li class="attr_enum_item">
                            Per Surf # of Isoparms in 3D (1)
                            
                        </li>
                    
                        <li class="attr_enum_item">
                            Per Surf # of Isoparms (2)
                            
                        </li>
                    
                        <li class="attr_enum_item default">
                            Per Span # of Isoparms (3)
                            
                            <span class="enum_default">(default)</span>
                            
                        </li>
                    
                    </ul>
                    
                    
                </td>
                <td class="attr_minmax">1/3</td>
                <td class="attr_flags">connectable, in, keyable, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="useChordHeight">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">useChordHeight (uch)</span></td>
                <td class="attr_type">bool</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">0/1</td>
                <td class="attr_flags">connectable, in, keyable, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="vNumber">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">vNumber (vn)</span></td>
                <td class="attr_type">long</td>
                <td class="attr_value">
                    <div class="attr_current">3</div>
                    
                    
                </td>
                <td class="attr_minmax">1/-</td>
                <td class="attr_flags">connectable, in, keyable, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="vType">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">vType (vt)</span></td>
                <td class="attr_type">enum</td>
                <td class="attr_value">
                    <div class="attr_current">3</div>
                    
                    <ul class="attr_enum_list">
                    
                        <li class="attr_enum_item">
                            Per Surf # of Isoparms in 3D (1)
                            
                        </li>
                    
                        <li class="attr_enum_item">
                            Per Surf # of Isoparms (2)
                            
                        </li>
                    
                        <li class="attr_enum_item default">
                            Per Span # of Isoparms (3)
                            
                            <span class="enum_default">(default)</span>
                            
                        </li>
                    
                    </ul>
                    
                    
                </td>
                <td class="attr_minmax">1/3</td>
                <td class="attr_flags">connectable, in, keyable, out, storable</td>
            </tr>


            
            
            
            <tr>
                <th colspan="5">external visible attributes</th>
            </tr>
            
                
    
            <tr class="indent0" data-attr-name="delta">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">delta (d)</span></td>
                <td class="attr_type">doubleLinear</td>
                <td class="attr_value">
                    <div class="attr_current">0.1</div>
                    
                    
                </td>
                <td class="attr_minmax">0.0001/-</td>
                <td class="attr_flags">connectable, in, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="edgeSwap">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">edgeSwap (es)</span></td>
                <td class="attr_type">bool</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">0/1</td>
                <td class="attr_flags">connectable, in, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="fractionalTolerance">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">fractionalTolerance (ft)</span></td>
                <td class="attr_type">double</td>
                <td class="attr_value">
                    <div class="attr_current">0.01</div>
                    
                    
                </td>
                <td class="attr_minmax">1e-06/-</td>
                <td class="attr_flags">connectable, in, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="frozen">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">frozen (fzn)</span></td>
                <td class="attr_type">bool</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">0/1</td>
                <td class="attr_flags">connectable, in, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="frozenAffected">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">frozenAffected (fza)</span></td>
                <td class="attr_type">bool</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">0/1</td>
                <td class="attr_flags">connectable, extension, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="inputShell">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">inputShell (is)</span></td>
                <td class="attr_type">-</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">-</td>
                <td class="attr_flags">connectable, in, out</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="matchNormalDir">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">matchNormalDir (mnd)</span></td>
                <td class="attr_type">bool</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">0/1</td>
                <td class="attr_flags">connectable, in, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="minEdgeLength">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">minEdgeLength (mel)</span></td>
                <td class="attr_type">doubleLinear</td>
                <td class="attr_value">
                    <div class="attr_current">0.001</div>
                    
                    
                </td>
                <td class="attr_minmax">0.0001/-</td>
                <td class="attr_flags">connectable, in, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="normalizeTrimmedUVRange">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">normalizeTrimmedUVRange (ntr)</span></td>
                <td class="attr_type">bool</td>
                <td class="attr_value">
                    <div class="attr_current">1</div>
                    
                    
                </td>
                <td class="attr_minmax">0/1</td>
                <td class="attr_flags">connectable, in, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="outputPolygon">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">outputPolygon (op)</span></td>
                <td class="attr_type">-</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">-</td>
                <td class="attr_flags">connectable, out</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="useChordHeightRatio">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">useChordHeightRatio (ucr)</span></td>
                <td class="attr_type">bool</td>
                <td class="attr_value">
                    <div class="attr_current">1</div>
                    
                    
                </td>
                <td class="attr_minmax">0/1</td>
                <td class="attr_flags">connectable, in, out, storable</td>
            </tr>


            
            
            
            <tr>
                <th colspan="5">external hidden attributes</th>
            </tr>
            
                
    
            <tr class="indent0" data-attr-name="isHistoricallyInteresting">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">isHistoricallyInteresting (ihi)</span></td>
                <td class="attr_type">byte</td>
                <td class="attr_value">
                    <div class="attr_current">2</div>
                    
                    
                </td>
                <td class="attr_minmax">0/255</td>
                <td class="attr_flags">connectable, hidden, in, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="message">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">message (msg)</span></td>
                <td class="attr_type">message</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">-</td>
                <td class="attr_flags">connectable, hidden, out</td>
            </tr>


            
            
            
            <tr>
                <th colspan="5">internal attributes</th>
            </tr>
            
                
    
            <tr class="indent0" data-attr-name="binMembership">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">binMembership (bnm)</span></td>
                <td class="attr_type">-</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">-</td>
                <td class="attr_flags">hidden, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="caching">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">caching (cch)</span></td>
                <td class="attr_type">bool</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    
                </td>
                <td class="attr_minmax">0/1</td>
                <td class="attr_flags">connectable, in, out, storable</td>
            </tr>


            
                
    
            <tr class="indent0" data-attr-name="nodeState">
    

                <td class="attr_name" style="text-indent: 0ex;"><span class="attr_label">nodeState (nds)</span></td>
                <td class="attr_type">enum</td>
                <td class="attr_value">
                    <div class="attr_current">-</div>
                    
                    <ul class="attr_enum_list">
                    
                        <li class="attr_enum_item">
                            Normal (0)
                            
                        </li>
                    
                        <li class="attr_enum_item">
                            HasNoEffect (1)
                            
                        </li>
                    
                        <li class="attr_enum_item">
                            Blocking (2)
                            
                        </li>
                    
                        <li class="attr_enum_item">
                            Waiting-Normal (8)
                            
                        </li>
                    
                        <li class="attr_enum_item">
                            Waiting-HasNoEffect (9)
                            
                        </li>
                    
                        <li class="attr_enum_item">
                            Waiting-Blocking (10)
                            
                        </li>
                    
                    </ul>
                    
                    
                </td>
                <td class="attr_minmax">0/10</td>
                <td class="attr_flags">connectable, in, out, storable</td>
            </tr>


            
            
        </tbody>
    </table>