doc/salome/gui/SMESH/files/removing_nodes_and_elements.htm

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 103 //-->\r
 104 </script>\r
 105 <h1>Removing nodes and elements</h1>\r
 106 \r
 107 <p>In MESH you can remove nodes and all types of cells of your mesh. </p>\r
 108 \r
 109 <p>&nbsp;</p>\r
 110 \r
 111 <ul type="disc" class="whs1">\r
 112         \r
 113         <li class=kadov-p><p class="whs2"><a \r
 114  href="#remove_a_node"\r
 115         style="font-weight: bold;"><span style="font-weight: bold;"><B>Nodes</a> \r
 116  </B></span></p></li>\r
 117         \r
 118         <li class=kadov-p><p class="whs2"><a \r
 119  href="#remove_an_element"\r
 120         style="font-weight: bold;">Elements</a></p></li>\r
 121 </ul>\r
 122 \r
 123 <p>&nbsp;</p>\r
 124 \r
 125 <p class=TODO><a name=remove_a_node>To remove a node:</a></p>\r
 126 \r
 127 <p class=TODO\r
 128         style="margin-left: 40px;">&nbsp;</p>\r
 129 \r
 130 <p class="whs3">1. Select your mesh in the Object Browser \r
 131  or in the 3D viewer.</p>\r
 132 \r
 133 <p class="whs3">&nbsp;</p>\r
 134 \r
 135 <p class="whs3">2. From the <span style="font-weight: bold;"><B>Modification \r
 136  </B></span>menu choose <span style="font-weight: bold;"><B>Remove </B></span>and \r
 137  from the associated submenu select the <span style="font-weight: bold;"><B>Remove \r
 138  nodes</B></span>, or just click <img src="../image88.gif" width="27px" height="25px" border="0" class="img_whs4"> icon in the toolbar. The \r
 139  following dialog box will appear:</p>\r
 140 \r
 141 <p>&nbsp;</p>\r
 142 \r
 143 <p class="whs3"><img src="../pics/removenodes.png" x-maintain-ratio="TRUE" width="332px" height="231px" border="0" class="img_whs5"></p>\r
 144 \r
 145 <p class="whs3">&nbsp;</p>\r
 146 \r
 147 <p class="whs3">In this dialog box you can specify one or \r
 148  several nodes (with pressed Shift button) by choosing them in the 3D viewer.</p>\r
 149 \r
 150 <p class="whs3">&nbsp;</p>\r
 151 \r
 152 <p class="whs3">3. Click <span style="font-weight: bold;"><B>OK \r
 153  </B></span>or <span style="font-weight: bold;"><B>Apply </B></span>&nbsp;to \r
 154  confirm deletion of the specified nodes.</p>\r
 155 \r
 156 <p class="whs3">&nbsp;</p>\r
 157 \r
 158 <p class="whs6"><img src="../note1.gif" x-maintain-ratio="TRUE" width="36px" height="38px" border="0" class="img_whs7">Be careful while removing \r
 159  nodes because if you remove a definite node of your mesh all adjacent \r
 160  elements will be also deleted.</p>\r
 161 \r
 162 <p class="whs3">&nbsp;</p>\r
 163 \r
 164 <table x-use-null-cells cellspacing="0" width="100%" class="whs8">\r
 165 <col class="whs9">\r
 166 <col class="whs10">\r
 167 \r
 168 <tr valign="top" class="whs11">\r
 169 <td width="31.569%" class="whs12">\r
 170 <p><img src="../pics/remove_nodes1.png" x-maintain-ratio="TRUE" width="245px" height="289px" border="0" class="img_whs13"></td>\r
 171 <td width="68.431%" class="whs14">\r
 172 <p><img src="../pics/remove_nodes2.png" x-maintain-ratio="TRUE" width="252px" height="288px" border="0" class="img_whs15"></td></tr>\r
 173 </table>\r
 174 \r
 175 <p class="whs6">&nbsp;</p>\r
 176 \r
 177 <p>&nbsp;</p>\r
 178 \r
 179 <p class=TODO><a name=remove_an_element>To remove an element:</a></p>\r
 180 \r
 181 <p class=TODO\r
 182         style="margin-left: 40px;">&nbsp;</p>\r
 183 \r
 184 <p class="whs3">1. Select your mesh in the Object Browser \r
 185  or in the 3D viewer.</p>\r
 186 \r
 187 <p class="whs3">&nbsp;</p>\r
 188 \r
 189 <p class="whs3">2. From the <span style="font-weight: bold;"><B>Modification \r
 190  </B></span>menu choose <span style="font-weight: bold;"><B>Remove </B></span>and \r
 191  from the associated submenu select the <span style="font-weight: bold;"><B>Remove \r
 192  elements</B></span>, or just click <img src="../image88.gif" width="27px" height="25px" border="0" class="img_whs4"> icon in the toolbar. The \r
 193  following dialog box will appear:</p>\r
 194 \r
 195 <p>&nbsp;</p>\r
 196 \r
 197 <p class="whs3"><img src="../pics/removeelements.png" x-maintain-ratio="TRUE" width="332px" height="231px" border="0" class="img_whs5"></p>\r
 198 \r
 199 <p class="whs3">&nbsp;</p>\r
 200 \r
 201 <p class="whs3">In this dialog box you can specify one or \r
 202  several elements of your mesh (with pressed Shift button) by choosing \r
 203  them in the 3D viewer.</p>\r
 204 \r
 205 <p class="whs3">&nbsp;</p>\r
 206 \r
 207 <p class="whs3">3. Click <span style="font-weight: bold;"><B>OK \r
 208  </B></span>or <span style="font-weight: bold;"><B>Apply </B></span>&nbsp;to \r
 209  confirm deletion of the specified elements.</p>\r
 210 \r
 211 <p class="whs3">&nbsp;</p>\r
 212 \r
 213 <table x-use-null-cells cellspacing="0" width="55.882%" class="whs16">\r
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 215 <col class="whs18">\r
 216 \r
 217 <tr valign="top" class="whs11">\r
 218 <td width="47.72%" class="whs19">\r
 219 <p><img src="../pics/remove_elements1.png" x-maintain-ratio="TRUE" width="219px" height="210px" border="0" class="img_whs20"></td>\r
 220 <td width="52.28%" class="whs21">\r
 221 <p><img src="../pics/remove_elements2.png" x-maintain-ratio="TRUE" width="240px" height="209px" border="0" class="img_whs22"></td></tr>\r
 222 </table>\r
 223 \r
 224 <p class="whs6">&nbsp;</p>\r
 225 \r
 226 <p>&nbsp;</p>\r
 227 \r
 228 <p>&nbsp;&nbsp;<span style="font-weight: bold;"><B>See \r
 229  Also</B></span> a sample TUI Script of a <a href="../modifying_meshes.htm#bookmark1">Removing \r
 230  Nodes and Elements</a> operation. &nbsp;</p>\r
 231 \r
 232 <p>&nbsp;</p>\r
 233 \r
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