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<title>Blocks Operations</title>
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<h1>Blocks Operations</h1>
<h3><a name=bookmark4>Multi Transformation</a></h3>
<p class="whs1">import geompy</p>
<p class="whs1">import salome</p>
<p class="whs1">gg = salome.ImportComponentGUI("GEOM")</p>
<p> </p>
<p># create vertices</p>
<p class="whs1">p_25_25_50 = geompy.MakeVertex(25.,
25., 50.)</p>
<p class="whs1">p_50_25_25 = geompy.MakeVertex(50.,
25., 25.)</p>
<p class="whs1">p_25_50_25 = geompy.MakeVertex(25.,
50., 25.)</p>
<p class="whs1">box = geompy.MakeBoxDXDYDZ(50,
50, 50)</p>
<p class="whs1">top_face = geompy.GetFaceNearPoint(box,
p_25_25_50)</p>
<p class="whs1">yz_face = geompy.GetFaceNearPoint(box,
p_50_25_25)</p>
<p class="whs1">xz_face = geompy.GetFaceNearPoint(box,
p_25_50_25)</p>
<p class="whs1">top_face_ind = geompy.LocalOp.GetSubShapeIndex(box,
top_face)</p>
<p class="whs1">yz_face_ind = geompy.LocalOp.GetSubShapeIndex(box,
yz_face)</p>
<p class="whs1">xz_face_ind = geompy.LocalOp.GetSubShapeIndex(box,
xz_face)</p>
<p> </p>
<p># Multi-transformate block and glue the result</p>
<p class="whs1">box_tr1 = geompy.MakeMultiTransformation1D(box,
yz_face_ind, top_face_ind, 3)</p>
<p class="whs1">box_tr2 = geompy.MakeMultiTransformation2D(box,
xz_face_ind, yz_face_ind, 3, top_face_ind, 0, 2)</p>
<p> </p>
<p># add objects in the study</p>
<p class="whs1">id_box = geompy.addToStudy(box,
"Box")</p>
<p class="whs1">id_box_tr1 = geompy.addToStudy(box_tr1,
"Multi-transformed Block 1D")</p>
<p class="whs1">id_box_tr2 = geompy.addToStudy(box_tr2,
"Multi-transformed Block 2D")</p>
<p> </p>
<p># display the results</p>
<p class="whs1">gg.createAndDisplayGO(id_box)</p>
<p class="whs1">gg.setDisplayMode(id_box,1)</p>
<p class="whs1">gg.createAndDisplayGO(id_box_tr1)</p>
<p><span style="font-family: 'Lucida Console', monospace;">gg.createAndDisplayGO(id_box_tr2)</span>
</p>
<p> </p>
<h3><a name=bookmark5>Explode on Blocks</a></h3>
<p class="whs1">import geompy</p>
<p class="whs1">import salome</p>
<p class="whs1">gg = salome.ImportComponentGUI("GEOM")</p>
<p> </p>
<p># create a box and a sphere</p>
<p class="whs1">box = geompy.MakeBoxDXDYDZ(200,
200, 200)</p>
<p class="whs1">sphere = geompy.MakeSphereR(100)</p>
<p class="whs1"> </p>
<p># make a compound</p>
<p class="whs1">compound = geompy.MakeCompound([box,
sphere])</p>
<p> </p>
<p># get all the blocks, contained in the given compound</p>
<p class="whs1">make_block_explode
= geompy.MakeBlockExplode(compound, 1, 1)</p>
<p> </p>
<p># add objects in the study</p>
<p class="whs1">id_compound = geompy.addToStudy(compound,
"Compound")</p>
<p class="whs1">id_make_block_explode
= geompy.addToStudy(make_block_explode[0], "MakeBlockExplode")</p>
<p> </p>
<p># display the results</p>
<p class="whs1">gg.createAndDisplayGO(id_compound)</p>
<p class="whs1">gg.createAndDisplayGO(id_make_block_explode)</p>
<p><span style="font-family: 'Lucida Console', monospace;">gg.setDisplayMode(id_make_block_explode,1)</span>
</p>
<p> </p>
<h3><a name=bookmark6>Propagate</a></h3>
<p class="whs1">import geompy</p>
<p class="whs1">import salome</p>
<p> </p>
<p># create a box and a sphere</p>
<p class="whs1">box = geompy.MakeBoxDXDYDZ(200,
200, 200)</p>
<p> </p>
<p># check and improve</p>
<p class="whs1">check_box = geompy.CheckAndImprove(box)</p>
<p> </p>
<p># build all possible propagation groups</p>
<p class="whs1">listChains = geompy.Propagate(check_box)</p>
<p> </p>
<p># add objects in the study</p>
<p class="whs1">geompy.addToStudy(check_box,
"Box")</p>
<p class="whs1">for chain in listChains:</p>
<p class="whs1"> geompy.addToStudyInFather(check_box,
chain, "propagation chain")</p>
<p><span style="font-family: 'Lucida Console', monospace;">salome.sg.updateObjBrowser(1)</span>
</p>
<p> </p>
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