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

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 111 //-->\r
 112 </script>\r
 113 <h1>Using operations on groups</h1>\r
 114 \r
 115 <p><span style="font-weight: bold;"><B><img src="../i_blue.jpg" x-maintain-ratio="TRUE" width="30px" height="30px" border="0" class="img_whs1"> </B></span>In MESH you can \r
 116  perform some Boolean operations on groups, which belong to one and the \r
 117  same mesh.</p>\r
 118 \r
 119 <p>&nbsp;</p>\r
 120 \r
 121 <ul type="disc" class="whs2">\r
 122         \r
 123         <li class=kadov-p><p class="whs3"><a href="#Union">Union</a> \r
 124  </p></li>\r
 125         \r
 126         <li class=kadov-p><p class="whs3"><a href="#Intersection">Intersection</a></p></li>\r
 127         \r
 128         <li class=kadov-p><p class="whs3"><a href="#Cut">Cut</a></p></li>\r
 129 </ul>\r
 130 \r
 131 <p>&nbsp;</p>\r
 132 \r
 133 <h3><a name=Union></a>Union of two groups</h3>\r
 134 \r
 135 <p>This operation allows to create a new group in such a way that all mesh \r
 136  elements that are present in the initial groups will be added to the new \r
 137  one.</p>\r
 138 \r
 139 <p>&nbsp;</p>\r
 140 \r
 141 <p class=TODO>To union two groups:</p>\r
 142 \r
 143 <p class=TODO>&nbsp;</p>\r
 144 \r
 145 <p class="whs4">1. In the <span style="font-weight: bold;"><B>Mesh \r
 146  </B></span>menu select the <span style="font-weight: bold;"><B>Union Groups </B></span>item. \r
 147  The following dialog box will appear:</p>\r
 148 \r
 149 <p class="whs4">&nbsp;</p>\r
 150 \r
 151 <table x-use-null-cells cellspacing="0" width="100%" class="whs5">\r
 152 <col class="whs6">\r
 153 <col class="whs7">\r
 154 \r
 155 <tr valign="top" class="whs8">\r
 156 <td width="32.6%" class="whs9">\r
 157 <p><img src="../pics/uniongroups.png" x-maintain-ratio="TRUE" width="306px" height="253px" border="0" class="img_whs10"></td>\r
 158 <td width="67.4%" class="whs11">\r
 159 <p><img src="../image133.gif" width="134px" height="151px" border="0" class="img_whs12"> &nbsp;&nbsp;<img src="../image134.gif" width="136px" height="151px" border="0" class="img_whs13"> &nbsp;&nbsp;&nbsp;&nbsp;<img src="../image135.gif" width="133px" height="159px" border="0" class="img_whs14"></p>\r
 160 <p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Group1 \r
 161  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Group2 \r
 162  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Group12</p>\r
 163 <p>&nbsp;</p>\r
 164 <p>For example, we have two groups Group1 and Group2. </p>\r
 165 <p>The result of their <span style="font-weight: bold;"><B>Union</B></span> will \r
 166  be Group12 &nbsp;&nbsp;</td></tr>\r
 167 </table>\r
 168 \r
 169 <p class="whs4">&nbsp;&nbsp;</p>\r
 170 \r
 171 <p>&nbsp;<span style="margin-left: 40px;">In \r
 172  this dialog box you should specify the name</span><span style="margin-left: 40px; font-weight: bold;"> \r
 173  <B></B></span><span style="margin-left: 40px;">of the resulting group and two \r
 174  groups which will be united.</span></p>\r
 175 \r
 176 <p class="whs4">&nbsp;</p>\r
 177 \r
 178 <p class="whs4">2. Click the <span style="font-weight: bold;"><B>Ok \r
 179  </B></span>or <span style="font-weight: bold;"><B>&nbsp;Apply \r
 180  </B></span>button to confirm creation of the group. </p>\r
 181 \r
 182 <p>&nbsp;</p>\r
 183 \r
 184 <p class="whs15"><span style="font-weight: bold;"><B>See Also</B></span> \r
 185  a sample TUI Script of a <a href="../grouping_elements.htm#bookmark2">Union \r
 186  of two Groups</a> operation. &nbsp;</p>\r
 187 \r
 188 <p class="whs15">&nbsp;</p>\r
 189 \r
 190 <p class="whs15">&nbsp;</p>\r
 191 \r
 192 <p>&nbsp;</p>\r
 193 \r
 194 <h3><a name=Intersection></a>Intersection of two groups</h3>\r
 195 \r
 196 <p>This operation allows to create a new group in such a way that all mesh \r
 197  elements that are present in both initial groups are added to the new \r
 198  one.</p>\r
 199 \r
 200 <p>&nbsp;</p>\r
 201 \r
 202 <p class=TODO>To intersect two groups:</p>\r
 203 \r
 204 <p class=TODO>&nbsp;</p>\r
 205 \r
 206 <p class="whs4">1. In the <span style="font-weight: bold;"><B>Mesh \r
 207  </B></span>menu select the <span style="font-weight: bold;"><B>Intersect Groups \r
 208  </B></span>item. The following dialog box will appear:</p>\r
 209 \r
 210 <p class="whs4">&nbsp;</p>\r
 211 \r
 212 <table x-use-null-cells cellspacing="0" width="100%" class="whs5">\r
 213 <col class="whs16">\r
 214 <col class="whs17">\r
 215 \r
 216 <tr valign="top" class="whs8">\r
 217 <td width="32.796%" class="whs18">\r
 218 <p><img src="../pics/intersectgroups.png" x-maintain-ratio="TRUE" width="306px" height="253px" border="0" class="img_whs10"></td>\r
 219 <td width="67.204%" class="whs19">\r
 220 <p><img src="../image133.gif" width="134px" height="151px" border="0" class="img_whs12"> &nbsp;<img src="../image134.gif" width="136px" height="151px" border="0" class="img_whs13"><img src="../image136.gif" width="141px" height="157px" border="0" class="img_whs20"></p>\r
 221 <p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Group1 \r
 222  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Group2 \r
 223  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Group12a</p>\r
 224 <p>&nbsp;</p>\r
 225 <p>For example, we have two groups Group1 and Group2. </p>\r
 226 <p>The result of their <span style="font-weight: bold;"><B>Intersection</B></span> \r
 227  will be Group12a &nbsp;&nbsp;</td></tr>\r
 228 </table>\r
 229 \r
 230 <p>&nbsp;</p>\r
 231 \r
 232 <p class="whs15">In this dialog box you should specify the \r
 233  name<span style="font-weight: bold;"> <B></B></span>of the resulting group and \r
 234  two groups which will be intersected.</p>\r
 235 \r
 236 <p class="whs4">&nbsp;</p>\r
 237 \r
 238 <p class="whs4">2. Click the <span style="font-weight: bold;"><B>Ok \r
 239  </B></span>or <span style="font-weight: bold;"><B>&nbsp;Apply \r
 240  </B></span>button to confirm creation of the group. </p>\r
 241 \r
 242 <p>&nbsp;</p>\r
 243 \r
 244 <p>&nbsp;<span style="font-weight: bold;"><B>See \r
 245  Also</B></span> a sample TUI Script of an <a href="../grouping_elements.htm#bookmark3">&nbsp;Intersection \r
 246  of two Groups</a> operation. &nbsp;</p>\r
 247 \r
 248 <p>&nbsp;</p>\r
 249 \r
 250 <h3><a name=Cut></a>Cut of two groups</h3>\r
 251 \r
 252 <p>This operation allows to create a new group in such a way that all mesh \r
 253  elements that are present in the main group but are absent in the tool \r
 254  group are added to the new one.</p>\r
 255 \r
 256 <p>&nbsp;</p>\r
 257 \r
 258 <p class=TODO>To cut two groups:</p>\r
 259 \r
 260 <p class=TODO>&nbsp;</p>\r
 261 \r
 262 <p class="whs4">1. In the <span style="font-weight: bold;"><B>Mesh \r
 263  </B></span>menu select the <span style="font-weight: bold;"><B>Cut Groups </B></span>item. \r
 264  The following dialog box will appear:</p>\r
 265 \r
 266 <p class="whs4">&nbsp;</p>\r
 267 \r
 268 <table x-use-null-cells cellspacing="0" width="100%" class="whs5">\r
 269 <col class="whs21">\r
 270 <col class="whs22">\r
 271 \r
 272 <tr valign="top" class="whs8">\r
 273 <td width="33.089%" class="whs23">\r
 274 <p><img src="../pics/cutgroups.png" x-maintain-ratio="TRUE" width="306px" height="253px" border="0" class="img_whs10"></td>\r
 275 <td width="66.911%" class="whs24">\r
 276 <p><img src="../image133.gif" width="134px" height="151px" border="0" class="img_whs12"> &nbsp;&nbsp;<img src="../image134.gif" width="136px" height="151px" border="0" class="img_whs13"> &nbsp;<img src="../image137.gif" width="140px" height="146px" border="0" class="img_whs25"></p>\r
 277 <p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Group1 \r
 278  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Group2 \r
 279  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Group12b</p>\r
 280 <p>&nbsp;</p>\r
 281 <p>For example, we have two groups Group1 and Group2. </p>\r
 282 <p>The result of their <span style="font-weight: bold;"><B>Cut</B></span> will \r
 283  be Group12b &nbsp;&nbsp;</td></tr>\r
 284 </table>\r
 285 \r
 286 <p>&nbsp;</p>\r
 287 \r
 288 <p class="whs4">In this dialog box you should specify the \r
 289  name<span style="font-weight: bold;"> <B></B></span>of the resulting group and \r
 290  two groups which will be cut.</p>\r
 291 \r
 292 <p class="whs4">&nbsp;</p>\r
 293 \r
 294 <p class="whs4">2. Click the <span style="font-weight: bold;"><B>Ok \r
 295  </B></span>or <span style="font-weight: bold;"><B>&nbsp;Apply \r
 296  </B></span>button to confirm creation of the group. &nbsp;</p>\r
 297 \r
 298 <p>&nbsp;</p>\r
 299 \r
 300 <p>&nbsp;&nbsp;<span style="font-weight: bold;"><B>See \r
 301  Also</B></span> a sample TUI Script of a <a href="../grouping_elements.htm#bookmark3">&nbsp;Cut \r
 302  of two Groups</a> operation. &nbsp;</p>\r
 303 \r
 304 <p>&nbsp;</p>\r
 305 \r
 306 <p>&nbsp;</p>\r
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