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79 <h1>Grouping Elements</h1>
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81 <h3><a name=bookmark>Create a Group</a></h3>
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83 <p class="whs1"> </p>
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85 <p class="whs1">import SMESH</p>
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87 <p class="whs1">import SMESH_mechanic</p>
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89 <p class="whs1"> </p>
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91 <p class="whs1">smesh =
\r
92 SMESH_mechanic.smesh</p>
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94 <p class="whs1">mesh =
\r
95 SMESH_mechanic.mesh</p>
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97 <p class="whs1">salome = SMESH_mechanic.salome</p>
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99 <p class="whs1"> </p>
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101 <p class="whs1">aFilterMgr = smesh.CreateFilterManager()</p>
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103 <p class="whs1"> </p>
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105 <p class="whs2"># Criterion : AREA >
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108 <p class="whs1"> </p>
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110 <p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
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112 <p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
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114 <p class="whs1">aPredicate.SetNumFunctor(
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117 <p class="whs1">aPredicate.SetMargin(
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120 <p class="whs1"> </p>
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122 <p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
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124 <p class="whs1">aFilter.SetPredicate(
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127 <p class="whs1"> </p>
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129 <p class="whs1">anIds = aFilter.GetElementsId(
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132 <p class="whs2"> </p>
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134 <p class="whs2"># print the result</p>
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136 <p class="whs1">print "Criterion:
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137 Area > 100 Nb = ", len( anIds )</p>
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139 <p class="whs1">for i in range(
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140 len( anIds ) ):</p>
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142 <p class="whs1"> print
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145 <p class="whs1"> </p>
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147 <p class="whs2"># create a group consisting
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148 of faces with area > 100</p>
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150 <p class="whs1">aGroup = mesh.CreateGroup(
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151 SMESH.FACE, "Area > 100" )</p>
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153 <p class="whs1">aGroup.Add( anIds
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156 <p class="whs1"> </p>
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158 <p class="whs2"><span style="font-family: 'Lucida Console', monospace;">salome.sg.updateObjBrowser(1)</span>
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161 <p class="whs2"> </p>
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163 <h3><a name=bookmark1>Edit a Group</a></h3>
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165 <p class="whs1">import SMESH</p>
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167 <p class="whs1">import SMESH_mechanic</p>
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169 <p class="whs1"> </p>
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171 <p class="whs1">smesh =
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172 SMESH_mechanic.smesh</p>
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174 <p class="whs1">mesh =
\r
175 SMESH_mechanic.mesh</p>
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177 <p class="whs1">salome = SMESH_mechanic.salome</p>
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179 <p class="whs1"> </p>
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181 <p class="whs1">aFilterMgr = smesh.CreateFilterManager()</p>
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183 <p class="whs1"> </p>
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185 <p class="whs2"># Criterion : AREA >
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188 <p class="whs2"> </p>
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190 <p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
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192 <p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
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194 <p class="whs1">aPredicate.SetNumFunctor(
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197 <p class="whs1">aPredicate.SetMargin(
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200 <p class="whs1"> </p>
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202 <p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
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204 <p class="whs1">aFilter.SetPredicate(
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207 <p class="whs1"> </p>
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209 <p class="whs1">anIds = aFilter.GetElementsId(
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212 <p class="whs1"> </p>
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214 <p class="whs2"># create a group by adding
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215 elements with area > 20</p>
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217 <p class="whs1">aGroup = mesh.CreateGroup(
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218 SMESH.FACE, "Area > 20" )</p>
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220 <p class="whs1">aGroup.Add( anIds
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223 <p class="whs1"> </p>
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225 <p class="whs1">print "Criterion:
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226 Area > 20 Nb = ", len( anIds )</p>
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228 <p class="whs1">for i in range(
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229 len( anIds ) ):</p>
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231 <p class="whs1"> print
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234 <p class="whs1"> </p>
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236 <p class="whs2"># Criterion : AREA >
\r
239 <p class="whs2"> </p>
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241 <p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
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243 <p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
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245 <p class="whs1">aPredicate.SetNumFunctor(
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248 <p class="whs1">aPredicate.SetMargin(
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251 <p class="whs1"> </p>
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253 <p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
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255 <p class="whs1">aFilter.SetPredicate(
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258 <p class="whs1"> </p>
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260 <p class="whs1">anIds = aFilter.GetElementsId(
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263 <p class="whs2"> </p>
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265 <p class="whs2"># create a group of elements
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266 with area [20; 60] by removing elements with area > 60 from group
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269 <p class="whs1">aGroup.Remove(anIds)</p>
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271 <p class="whs2"> </p>
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273 <p class="whs2"># print the result</p>
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275 <p class="whs1">aGroupElemIDs =
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276 aGroup.GetListOfID()</p>
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278 <p class="whs1">print "Criterion:
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279 20 < Area < 60 = ", len( aGroupElemIDs )</p>
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281 <p class="whs1">for i in range(
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282 len( aGroupElemIDs ) ):</p>
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284 <p class="whs1"> print
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285 aGroupElemIDs[ i ]</p>
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287 <p class="whs1"> </p>
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289 <p class="whs2"><span style="font-family: 'Lucida Console', monospace;">salome.sg.updateObjBrowser(1)</span>
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292 <p class="whs2"> </p>
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294 <h3><a name=bookmark2>Union of two groups</a></h3>
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296 <p class="whs1">import SMESH</p>
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298 <p class="whs1">import SMESH_mechanic</p>
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300 <p class="whs1"> </p>
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302 <p class="whs1">smesh =
\r
303 SMESH_mechanic.smesh</p>
\r
305 <p class="whs1">mesh =
\r
306 SMESH_mechanic.mesh</p>
\r
308 <p class="whs1">salome = SMESH_mechanic.salome</p>
\r
310 <p class="whs1"> </p>
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312 <p class="whs1">aFilterMgr = smesh.CreateFilterManager()</p>
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314 <p class="whs1"> </p>
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316 <p class="whs2"># Criterion : AREA >
\r
319 <p class="whs2"> </p>
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321 <p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
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323 <p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
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325 <p class="whs1">aPredicate.SetNumFunctor(
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328 <p class="whs1">aPredicate.SetMargin(
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331 <p class="whs1"> </p>
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333 <p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
\r
335 <p class="whs1">aFilter.SetPredicate(
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338 <p class="whs1"> </p>
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340 <p class="whs1">anIds = aFilter.GetElementsId(
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343 <p class="whs1"> </p>
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345 <p class="whs2"># create a group by adding
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346 elements with area > 20</p>
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348 <p class="whs1">aGroup1 = mesh.CreateGroup(
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349 SMESH.FACE, "Area > 20" )</p>
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351 <p class="whs1">aGroup1.Add( anIds
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354 <p class="whs1"> </p>
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356 <p class="whs1">print "Criterion:
\r
357 Area > 20 Nb = ", len( anIds )</p>
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359 <p class="whs1">for i in range(
\r
360 len( anIds ) ):</p>
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362 <p class="whs1"> print
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365 <p class="whs1"> </p>
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367 <p class="whs2"># Criterion : AREA = 20</p>
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369 <p class="whs2"> </p>
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371 <p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
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373 <p class="whs1">aPredicate = aFilterMgr.CreateEqualTo()</p>
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375 <p class="whs1">aPredicate.SetNumFunctor(
\r
378 <p class="whs1">aPredicate.SetMargin(
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381 <p class="whs1"> </p>
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383 <p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
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385 <p class="whs1">aFilter.SetPredicate(
\r
388 <p class="whs1"> </p>
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390 <p class="whs1">anIds = aFilter.GetElementsId(
\r
393 <p class="whs2"> </p>
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395 <p class="whs2"># create a group by adding
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396 elements with area > 20</p>
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398 <p class="whs1">aGroup2 = mesh.CreateGroup(
\r
399 SMESH.FACE, "Area = 20" )</p>
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401 <p class="whs1">aGroup2.Add( anIds
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404 <p class="whs1"> </p>
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406 <p class="whs1">print "Criterion:
\r
407 Area = 20 Nb = ", len( anIds )</p>
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409 <p class="whs1">for i in range(
\r
410 len( anIds ) ):</p>
\r
412 <p class="whs1"> print
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415 <p class="whs2"> </p>
\r
417 <p class="whs2"># create union group :
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420 <p class="whs1">aGroup3 = mesh.UnionGroups(aGroup1,
\r
421 aGroup2, "Area >= 20")</p>
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423 <p class="whs1">print "Criterion:
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424 Area >= 20 Nb = ", len( aGroup3.GetListOfID() )</p>
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426 <p class="whs1"> </p>
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428 <p class="whs2"># Criterion : AREA <
\r
431 <p class="whs2"> </p>
\r
433 <p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
\r
435 <p class="whs1">aPredicate = aFilterMgr.CreateLessThan()</p>
\r
437 <p class="whs1">aPredicate.SetNumFunctor(
\r
440 <p class="whs1">aPredicate.SetMargin(
\r
443 <p class="whs1"> </p>
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445 <p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
\r
447 <p class="whs1">aFilter.SetPredicate(
\r
450 <p class="whs1"> </p>
\r
452 <p class="whs1">anIds = aFilter.GetElementsId(
\r
455 <p class="whs1"> </p>
\r
457 <p class="whs2"># create a group by adding
\r
458 elements with area < 20</p>
\r
460 <p class="whs1">aGroup4 = mesh.CreateGroup(
\r
461 SMESH.FACE, "Area < 20" )</p>
\r
463 <p class="whs1">aGroup4.Add( anIds
\r
466 <p class="whs1"> </p>
\r
468 <p class="whs1">print "Criterion:
\r
469 Area < 20 Nb = ", len( anIds )</p>
\r
471 <p class="whs1">for i in range(
\r
472 len( anIds ) ):</p>
\r
474 <p class="whs1"> print
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477 <p class="whs2"> </p>
\r
479 <p class="whs2"># create union group :
\r
480 area >= 20 and area < 20</p>
\r
482 <p class="whs1">aGroup5 = mesh.UnionGroups(aGroup3,
\r
483 aGroup4, "Any Area")</p>
\r
485 <p class="whs1">print "Criterion:
\r
486 Any Area Nb = ", len( aGroup5.GetListOfID() )</p>
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488 <p class="whs1"> </p>
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490 <p class="whs1">salome.sg.updateObjBrowser(1)
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493 <p class="whs1"> </p>
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495 <h3><a name=bookmark3>Intersection of two groups</a></h3>
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497 <p class="whs1">import SMESH</p>
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499 <p class="whs1">import SMESH_mechanic</p>
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501 <p class="whs1"> </p>
\r
503 <p class="whs1">smesh =
\r
504 SMESH_mechanic.smesh</p>
\r
506 <p class="whs1">mesh =
\r
507 SMESH_mechanic.mesh</p>
\r
509 <p class="whs1">salome = SMESH_mechanic.salome</p>
\r
511 <p class="whs1"> </p>
\r
513 <p class="whs1">aFilterMgr = smesh.CreateFilterManager()</p>
\r
515 <p class="whs1"> </p>
\r
517 <p class="whs2"># Criterion : AREA >
\r
520 <p class="whs2"> </p>
\r
522 <p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
\r
524 <p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
\r
526 <p class="whs1">aPredicate.SetNumFunctor(
\r
529 <p class="whs1">aPredicate.SetMargin(
\r
532 <p class="whs1"> </p>
\r
534 <p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
\r
536 <p class="whs1">aFilter.SetPredicate(
\r
539 <p class="whs1"> </p>
\r
541 <p class="whs1">anIds = aFilter.GetElementsId(
\r
544 <p class="whs1"> </p>
\r
546 <p class="whs2"># create a group by adding
\r
547 elements with area > 20</p>
\r
549 <p class="whs1">aGroup1 = mesh.CreateGroup(
\r
550 SMESH.FACE, "Area > 20" )</p>
\r
552 <p class="whs1">aGroup1.Add( anIds
\r
555 <p class="whs1"> </p>
\r
557 <p class="whs1">print "Criterion:
\r
558 Area > 20 Nb = ", len( anIds )</p>
\r
560 <p class="whs1">for i in range(
\r
561 len( anIds ) ):</p>
\r
563 <p class="whs1"> print
\r
566 <p class="whs1"> </p>
\r
568 <p class="whs2"># Criterion : AREA <
\r
571 <p class="whs2"> </p>
\r
573 <p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
\r
575 <p class="whs1">aPredicate = aFilterMgr.CreateLessThan()</p>
\r
577 <p class="whs1">aPredicate.SetNumFunctor(
\r
580 <p class="whs1">aPredicate.SetMargin(
\r
583 <p class="whs1"> </p>
\r
585 <p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
\r
587 <p class="whs1">aFilter.SetPredicate(
\r
590 <p class="whs1"> </p>
\r
592 <p class="whs1">anIds = aFilter.GetElementsId(
\r
595 <p class="whs1"> </p>
\r
597 <p class="whs2"># create a group by adding
\r
598 elements with area < 60</p>
\r
600 <p class="whs1">aGroup2 = mesh.CreateGroup(
\r
601 SMESH.FACE, "Area < 60" )</p>
\r
603 <p class="whs1">aGroup2.Add( anIds
\r
606 <p class="whs1"> </p>
\r
608 <p class="whs1">print "Criterion:
\r
609 Area < 60 Nb = ", len( anIds )</p>
\r
611 <p class="whs1">for i in range(
\r
612 len( anIds ) ):</p>
\r
614 <p class="whs1"> print
\r
617 <p class="whs2"> </p>
\r
619 <p class="whs2"># create an intersection
\r
620 of groups : 20 < area < 60</p>
\r
622 <p class="whs1">aGroup3 = mesh.IntersectGroups(aGroup1,
\r
623 aGroup2, "20 < Area < 60")</p>
\r
625 <p class="whs1">print "Criterion:
\r
626 20 < Area < 60 Nb = ", len( aGroup3.GetListOfID() )</p>
\r
628 <p class="whs1"> </p>
\r
630 <p class="whs2"><span style="font-family: 'Lucida Console', monospace;">salome.sg.updateObjBrowser(1)</span>
\r
633 <p class="whs2"> </p>
\r
635 <h3><a name=bookmark4>Cut of two groups</a></h3>
\r
637 <p class="whs1">import SMESH</p>
\r
639 <p class="whs1">import SMESH_mechanic</p>
\r
641 <p class="whs1"> </p>
\r
643 <p class="whs1">smesh =
\r
644 SMESH_mechanic.smesh</p>
\r
646 <p class="whs1">mesh =
\r
647 SMESH_mechanic.mesh</p>
\r
649 <p class="whs1">salome = SMESH_mechanic.salome</p>
\r
651 <p class="whs1"> </p>
\r
653 <p class="whs1">aFilterMgr = smesh.CreateFilterManager()</p>
\r
655 <p class="whs1"> </p>
\r
657 <p class="whs2"># Criterion : AREA >
\r
660 <p class="whs2"> </p>
\r
662 <p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
\r
664 <p class="whs1">aPredicate = aFilterMgr.CreateMoreThan()</p>
\r
666 <p class="whs1">aPredicate.SetNumFunctor(
\r
669 <p class="whs1">aPredicate.SetMargin(
\r
672 <p class="whs1"> </p>
\r
674 <p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
\r
676 <p class="whs1">aFilter.SetPredicate(
\r
679 <p class="whs1"> </p>
\r
681 <p class="whs1">anIds = aFilter.GetElementsId(
\r
684 <p class="whs1"> </p>
\r
686 <p class="whs2"># create a group by adding
\r
687 elements with area > 20</p>
\r
689 <p class="whs1">aGroupMain = mesh.CreateGroup(
\r
690 SMESH.FACE, "Area > 20" )</p>
\r
692 <p class="whs1">aGroupMain.Add(
\r
695 <p class="whs1"> </p>
\r
697 <p class="whs1">print "Criterion:
\r
698 Area > 20 Nb = ", len( anIds )</p>
\r
700 <p class="whs1">for i in range(
\r
701 len( anIds ) ):</p>
\r
703 <p class="whs1"> print
\r
706 <p class="whs1"> </p>
\r
708 <p class="whs2"># Criterion : AREA <
\r
711 <p class="whs2"> </p>
\r
713 <p class="whs1">aFunctor = aFilterMgr.CreateArea()</p>
\r
715 <p class="whs1">aPredicate = aFilterMgr.CreateLessThan()</p>
\r
717 <p class="whs1">aPredicate.SetNumFunctor(
\r
720 <p class="whs1">aPredicate.SetMargin(
\r
723 <p class="whs1"> </p>
\r
725 <p class="whs1">aFilter = aFilterMgr.CreateFilter()</p>
\r
727 <p class="whs1">aFilter.SetPredicate(
\r
730 <p class="whs1"> </p>
\r
732 <p class="whs1">anIds = aFilter.GetElementsId(
\r
735 <p class="whs1"> </p>
\r
737 <p class="whs2"># create a group by adding
\r
738 elements with area < 60</p>
\r
740 <p class="whs1">aGroupTool = mesh.CreateGroup(
\r
741 SMESH.FACE, "Area < 60" )</p>
\r
743 <p class="whs1">aGroupTool.Add(
\r
746 <p class="whs1"> </p>
\r
748 <p class="whs1">print "Criterion:
\r
749 Area < 60 Nb = ", len( anIds )</p>
\r
751 <p class="whs1">for i in range(
\r
752 len( anIds ) ):</p>
\r
754 <p class="whs1"> print
\r
757 <p class="whs2"> </p>
\r
759 <p class="whs2"># create an intersection
\r
760 of groups : area >= 60</p>
\r
762 <p class="whs1">aGroupRes = mesh.CutGroups(aGroupMain,
\r
763 aGroupTool, "Area >= 60")</p>
\r
765 <p class="whs1">print "Criterion:
\r
766 Area >= 60 Nb = ", len( aGroupRes.GetListOfID() )</p>
\r
768 <p class="whs1"> </p>
\r
770 <p class="whs1">salome.sg.updateObjBrowser(1)
\r
773 <p class="whs1"> </p>
\r
775 <p class="whs2"> </p>
\r
777 <script type="text/javascript" language="javascript1.2">
\r
779 if (window.writeIntopicBar)
\r
780 writeIntopicBar(0);
\r