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270 lines
10 KiB
HTML
Executable File
270 lines
10 KiB
HTML
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<h1>Creating groups</h1>
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<p class="whs1"><img src="../i_blue.jpg" x-maintain-ratio="TRUE" width="30px" height="30px" border="0" class="img_whs2"> <span
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style="font-weight: normal;">In MESH you
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can create groups of elements of different types. To create a group of
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elements</span><span style="font-weight: normal; margin-left: 40px;">
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in the </span><span style="margin-left: 40px;">Mesh</span><span style="font-weight: normal; margin-left: 40px;">
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menu select </span><span style="margin-left: 40px;">Create Group</span><span
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style="font-weight: normal; margin-left: 40px;">.</span><span style="margin-left: 40px;">
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</span></p>
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<p class="whs3">To create any group
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you should define the following: </p>
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<ul type="disc" class="whs4">
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<li class=kadov-p><p class="whs5">Mesh:
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<span style="font-weight: normal;">the name of the mesh whose elements
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will form your group. You can select your mesh in the Objet Browser or
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in the 3D viewer.</span></p></li>
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<li class=kadov-p><p class="whs3"><span
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style="font-weight: bold;"><B>Elements</B></span> <span style="font-weight: bold;"><B>Type</B></span>
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set of radio buttons allows to select the type of elements which will
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form your group:</p></li>
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<ul type="disc" class="whs4">
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<li class=kadov-p><p class="whs6">Nodes</p></li>
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<li class=kadov-p><p class="whs6">Edges
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</p></li>
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<li class=kadov-p><p class="whs6">Faces</p></li>
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<li class=kadov-p><p class="whs6">Volumes</p></li>
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</ul>
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<li class=kadov-p><p class="whs3"><span
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style="font-weight: bold;"><B>Name </B></span>field allows to enter the name
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of your new group.</p></li>
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</ul>
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<p class="whs3">SALOME Platform distinguishes
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between the two Group types: <span style="font-weight: bold;"><B>Standalone
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Group</B></span> and <span style="font-weight: bold;"><B>Group on Geometry</B></span>.
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</p>
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<h3>Standalone Group </h3>
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<p class="whs7">The box for creation of a <span style="font-weight: bold;"><B>Standalone
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Group</B></span> appears by default. <span style="font-weight: bold;"><B>Standalone
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Group</B></span> consists of mesh elements, which you can define in two possible
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ways.</p>
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<ul type="disc" class="whs4">
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<li class=kadov-p><p class="whs8">Choosing them manually
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with the mouse in the 3D Viewer. You can click on an element in the 3D
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viewer and it will be highlighted. After that click the <span style="font-weight: bold;"><B>Add
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</B></span>button and the ID of this element will be added to the list. </p></li>
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<li class=kadov-p><p class="whs7">Applying Filters. The
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<span style="font-weight: bold;"><B>Set filter </B></span>button allows to apply
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a definite filter to selection of the elements of your group. See more
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about filters on the <a href="../selection_filter_library.htm">Selection
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filter library</a> page. </p></li>
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</ul>
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<p class="whs7">To remove a selected element or elements
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from the list click the <span style="font-weight: bold;"><B>Remove </B></span>button.
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The <span style="font-weight: bold;"><B>Sort List </B></span>button allows to
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sort the list of IDs of mesh elements. </p>
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<p class="whs7"><span style="font-weight: bold;"><B>Select from
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</B></span>set of fields allows to choose a submesh or an existing group whose
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elements of the previously defined type will be added to the list of elements
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which will form your group.</p>
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<p class="whs7"> </p>
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<table x-use-null-cells cellspacing="0" width="100%" class="whs9">
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<col class="whs10">
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<col class="whs11">
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<tr valign="top" class="whs12">
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<td width="33.382%" class="whs13">
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<p class="whs1"><img src="../pics/creategroup.png" x-maintain-ratio="TRUE" width="312px" height="565px" border="0" class="img_whs14"></td>
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<td width="66.618%" class="whs15">
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<p class="whs16"><img src="../image130.gif" width="145px" height="150px" align="left" border="0" class="img_whs17"> </p>
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<p class="whs16"> </p>
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<p class="whs16"> </p>
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<p class="whs16"> </p>
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<p class="whs16"> </p>
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<p class="whs16"> </p>
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<p class="whs16">In this picture the brown cells belong to
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a group defined manually.</p>
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<p class="whs16"> </p>
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<p class="whs16"> <img src="../image131.gif" width="149px" height="158px" border="0" class="img_whs18"> In this picture the brown cells belong to the group defined
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by the criterion <br>
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Taper > 0. </p>
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<p class="whs16"> </p>
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<p class="whs16"> </td></tr>
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</table>
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<p class="whs7"> </p>
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<p class="whs5"> See
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Also a sample TUI Script of a <a href="../grouping_elements.htm#bookmark">Create
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a Standalone Group</a> operation. </p>
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<h3>Group on Geometry </h3>
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<p class="whs3">To create a group on
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geometry check <span style="font-weight: bold;"><B>Group on geometry</B></span>
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in the <span style="font-weight: bold;"><B>Group type</B></span> field. <span
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style="font-weight: bold;"><B>Group on geometry </B></span>contains the elements
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of a certain type belonging to the selected<span style="font-weight: bold;">
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<B></B></span>geometrical object. To define a group select in the Objet Browser
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or in the 3D viewer a geometrical object from which the elements will
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be taken. After confirmation of the operation MESH will create a new group
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of mesh elements.</p>
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<p class="whs3"> </p>
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<table x-use-null-cells cellspacing="0" width="100%" class="whs9">
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<col class="whs19">
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<col class="whs20">
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<tr valign="top" class="whs12">
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<td width="33.48%" class="whs21">
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<p><img src="../pics/a-creategroup.png" x-maintain-ratio="TRUE" width="312px" height="312px" border="0" class="img_whs22"></td>
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<td width="66.52%" class="whs23">
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<p><img src="../image132.gif" width="135px" height="150px" border="0" class="img_whs24"> In this picture the cells which belong to a certain face
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are selected in green. </td></tr>
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</table>
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<p class="whs3"> </p>
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<p class="whs6"> See
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Also a sample TUI Script of a <a href="../grouping_elements.htm#bookmark5">Create
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a Group on Geometry</a><a href="../grouping_elements.htm#bookmark"> </a>operation.
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</p>
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<p> </p>
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<p> </p>
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<p class="whs16"> </p>
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<p class="whs25"> </p>
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<p> </p>
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