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<h1>Constructing meshes</h1>\r
\r
<p class="whs1">Construction of a mesh consists of:</p>\r
\r
<p class="whs3"> </p>\r
\r
-<p class="whs5"><img src="../pics/a-createmesh1.png" x-maintain-ratio="TRUE" width="309px" height="266px" border="0" class="img_whs6"></p>\r
+<p class="whs5"><img src="../pics/createmesh-inv.png" x-maintain-ratio="TRUE" width="370px" height="296px" border="0" class="img_whs6"></p>\r
\r
<p class="whs5"> </p>\r
\r
3d Algorithm and Hypotheses. </p>\r
\r
<p class="whs3">In the <span style="font-weight: bold;"><B>Object \r
- Browser</B></span> the structure of the new mesh will be displayed as follows:<img src="../image88.jpg" width="232px" height="142px" align="right" border="0" class="img_whs11"></p>\r
+ Browser</B></span> the structure of the new mesh will be displayed as follows:</p>\r
\r
-<p class="whs3">It contains:</p>\r
+<p class="whs3"><img src="../image88.jpg" width="232px" height="142px" align="right" border="0" class="img_whs11">It contains:</p>\r
\r
<ul type="disc" class="whs2">\r
\r
\r
<p class="whs3"> </p>\r
\r
+<p class="whs3">There is an alternative way to create a mesh \r
+ on an object simply by clicking <span style="font-weight: bold;"><B>Assign \r
+ a set of hypotheses </B></span>button and selecting between Automatic Tetrahedralization \r
+ or Hexahedralization. The \r
+ program will automatically generate a 3D mesh with the most appropriate \r
+ settings. In the same way you can apply this functionality for meshing \r
+ 2D objects, in which case 3D algorithms are not applied. </p>\r
+\r
+<p class="whs3"> </p>\r
+\r
<p class="whs3">3. Now, when everything is ready, select \r
- your mesh in the <span style="font-weight: bold;"><B>Object Browser</B></span>.<span> \r
- </span><span> From \r
- the </span><span style="font-weight: bold;"><B>Mesh </B></span><span>menu select</span><span \r
- style="font-weight: bold;"><B> Compute </B></span><span>or click <img src="../image28.gif" width="25px" height="24px" border="0" class="img_whs12"> button of the toolbar. </span></p>\r
+ your mesh in the <span style="font-weight: bold;"><B>Object Browser</B></span>. \r
+ From the \r
+ <span style="font-weight: bold;"><B>Mesh </B></span>menu select<span style="font-weight: bold;"><B> \r
+ Compute </B></span>or click <img src="../image28.gif" width="25px" height="24px" border="0" class="img_whs12"> button of the toolbar. The Mesh \r
+ Computation information box appears.</p>\r
+\r
+<p class="whs3"> </p>\r
+\r
+<p class="whs3"><img src="../pics/meshcomputationsucceed.png" x-maintain-ratio="TRUE" width="457px" height="486px" border="0" class="img_whs13"></p>\r
+\r
+<p class="whs3"> </p>\r
+\r
+<p class="whs3">If the mesh computation failed, the information \r
+ about the cause of the failure is provided. </p>\r
\r
-<p class="whs3">If you've done everything right, you'll obtain \r
- something like this. <img src="../image129.gif" width="293px" height="350px" border="0" class="img_whs13"></p>\r
+<p class="whs3"> </p>\r
+\r
+<p class="whs3"><img src="../pics/meshcomputationfail.png" x-maintain-ratio="TRUE" width="564px" height="402px" border="0" class="img_whs14"> </p>\r
+\r
+<p class="whs3"> </p>\r
+\r
+<p class="whs3">After you select the error, <span style="font-weight: bold;"><B>Show \r
+ Subshape</B></span> button allows visualizing the mesh elements that cause \r
+ it</p>\r
+\r
+<p class="whs3"> </p>\r
+\r
+<p class="whs3"><img src="../pics/failed_computation.png" x-maintain-ratio="TRUE" width="260px" height="270px" border="0" class="img_whs15"> </p>\r
+\r
+<p class="whs3"> </p>\r
+\r
+<p class="whs3"><span style="font-weight: bold;"><B>Publish \r
+ Subshape</B></span> button allows importing it in a separate MED or UNV file. \r
+ </p>\r
+\r
+<p class="whs3"> </p>\r
+\r
+<table x-use-null-cells width="67.18%" cellspacing="0" class="whs16">\r
+<col class="whs17">\r
+<col class="whs18">\r
+\r
+<tr valign="top" class="whs19">\r
+<td width="65.545%" class="whs20">\r
+<p class="whs21"><span style="font-weight: bold;"><B>Note:</B></span> \r
+ It is possible to define a 1D or a 2D mesh in a python script and then \r
+ use such submeshes in the construction of a 3D mesh. For this, there exist \r
+ two algorithms: <span style="font-weight: bold;"><B>Use existing edges</B></span> \r
+ and <span style="font-weight: bold;"><B>Use existing faces</B></span>. They are \r
+ not entirely usable from the GUI, so a mesh created using these algorithms \r
+ should be exported into a python script, edited and then imported into \r
+ the GUI. </td>\r
+<td width="34.455%" class="whs22">\r
+<p><img src="../image162.gif" width="214px" height="240px" border="0" class="img_whs23"></td></tr>\r
+</table>\r
+\r
+<p class="whs24"> </p>\r
+\r
+<p class="whs3"> </p>\r
\r
<p class="whs3">Consider trying a sample script for construction \r
of a mesh from our <a href="../constructing_meshes.htm">TUI Scripts</a> \r
