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

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 100 </script>\r
 101 <h1>Removing nodes and elements</h1>\r
 102 \r
 103 <p>In SMESH you can remove nodes and all types of cells of your mesh. </p>\r
 104 \r
 105 <p>&nbsp;</p>\r
 106 \r
 107 <p class=TODO>To remove a node:</p>\r
 108 \r
 109 <p class=TODO\r
 110         style="margin-left: 40px;">&nbsp;</p>\r
 111 \r
 112 <p class="whs1">1. Select your mesh in the Object Browser \r
 113  or in the 3D viewer.</p>\r
 114 \r
 115 <p class="whs1">&nbsp;</p>\r
 116 \r
 117 <p class="whs1">2. From the <span style="font-weight: bold;"><B>Modification \r
 118  </B></span>menu choose <span style="font-weight: bold;"><B>Remove </B></span>and \r
 119  from the associated submenu select the <span style="font-weight: bold;"><B>Remove \r
 120  nodes</B></span>, or just click <img src="../image88.gif" width="27px" height="25px" border="0" class="img_whs2"> icon in the toolbar. The \r
 121  following dialog box will appear:</p>\r
 122 \r
 123 <p>&nbsp;</p>\r
 124 \r
 125 <p class="whs1"><img src="../pics/removenodes.png" x-maintain-ratio="TRUE" width="332px" height="231px" border="0" class="img_whs3"></p>\r
 126 \r
 127 <p class="whs1">&nbsp;</p>\r
 128 \r
 129 <p class="whs1">In this dialog box you can specify one or \r
 130  several nodes (with pressed Shift button) by choosing them in the 3D viewer.</p>\r
 131 \r
 132 <p class="whs1">&nbsp;</p>\r
 133 \r
 134 <p class="whs1">3. Click <span style="font-weight: bold;"><B>OK \r
 135  </B></span>or <span style="font-weight: bold;"><B>Apply </B></span>&nbsp;to \r
 136  confirm deletion of the specified nodes.</p>\r
 137 \r
 138 <p class="whs1">&nbsp;</p>\r
 139 \r
 140 <p class="whs4"><img src="../note1.gif" x-maintain-ratio="TRUE" width="36px" height="38px" border="0" class="img_whs5">Be careful while removing \r
 141  nodes because if you remove a definite node of your mesh all adjacent \r
 142  elements will be also deleted.</p>\r
 143 \r
 144 <p class="whs1">&nbsp;</p>\r
 145 \r
 146 <table x-use-null-cells cellspacing="0" width="100%" class="whs6">\r
 147 <col class="whs7">\r
 148 <col class="whs8">\r
 149 \r
 150 <tr valign="top" class="whs9">\r
 151 <td width="31.569%" class="whs10">\r
 152 <p><img src="../pics/remove_nodes1.png" x-maintain-ratio="TRUE" width="245px" height="289px" border="0" class="img_whs11"></td>\r
 153 <td width="68.431%" class="whs12">\r
 154 <p><img src="../pics/remove_nodes2.png" x-maintain-ratio="TRUE" width="252px" height="288px" border="0" class="img_whs13"></td></tr>\r
 155 </table>\r
 156 \r
 157 <p class="whs4">&nbsp;</p>\r
 158 \r
 159 <p>&nbsp;</p>\r
 160 \r
 161 <p class=TODO>To remove an element:</p>\r
 162 \r
 163 <p class=TODO\r
 164         style="margin-left: 40px;">&nbsp;</p>\r
 165 \r
 166 <p class="whs1">1. Select your mesh in the Object Browser \r
 167  or in the 3D viewer.</p>\r
 168 \r
 169 <p class="whs1">&nbsp;</p>\r
 170 \r
 171 <p class="whs1">2. From the <span style="font-weight: bold;"><B>Modification \r
 172  </B></span>menu choose <span style="font-weight: bold;"><B>Remove </B></span>and \r
 173  from the associated submenu select the <span style="font-weight: bold;"><B>Remove \r
 174  elements</B></span>, or just click <img src="../image88.gif" width="27px" height="25px" border="0" class="img_whs2"> icon in the toolbar. The \r
 175  following dialog box will appear:</p>\r
 176 \r
 177 <p>&nbsp;</p>\r
 178 \r
 179 <p class="whs1"><img src="../pics/removeelements.png" x-maintain-ratio="TRUE" width="332px" height="231px" border="0" class="img_whs3"></p>\r
 180 \r
 181 <p class="whs1">&nbsp;</p>\r
 182 \r
 183 <p class="whs1">In this dialog box you can specify one or \r
 184  several elements of your mesh (with pressed Shift button) by choosing \r
 185  them in the 3D viewer.</p>\r
 186 \r
 187 <p class="whs1">&nbsp;</p>\r
 188 \r
 189 <p class="whs1">3. Click <span style="font-weight: bold;"><B>OK \r
 190  </B></span>or <span style="font-weight: bold;"><B>Apply </B></span>&nbsp;to \r
 191  confirm deletion of the specified elements.</p>\r
 192 \r
 193 <p class="whs1">&nbsp;</p>\r
 194 \r
 195 <table x-use-null-cells width="55.882%" cellspacing="0" class="whs14">\r
 196 <col class="whs15">\r
 197 <col class="whs16">\r
 198 \r
 199 <tr valign="top" class="whs9">\r
 200 <td width="47.72%" class="whs10">\r
 201 <p><img src="../pics/remove_elements1.png" x-maintain-ratio="TRUE" width="219px" height="210px" border="0" class="img_whs17"></td>\r
 202 <td width="52.28%" class="whs12">\r
 203 <p><img src="../pics/remove_elements2.png" x-maintain-ratio="TRUE" width="240px" height="209px" border="0" class="img_whs18"></td></tr>\r
 204 </table>\r
 205 \r
 206 <p class="whs4">&nbsp;</p>\r
 207 \r
 208 <p>&nbsp;</p>\r
 209 \r
 210 <p>&nbsp;&nbsp;<span style="font-weight: bold;"><B>See \r
 211  Also</B></span> a sample TUI Script of a <a href="../modifying_meshes.htm#bookmark1">Removing \r
 212  Nodes and Elements</a> operation. &nbsp;</p>\r
 213 \r
 214 <p>&nbsp;</p>\r
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