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Hi Dr.Geuzaine<br>
my name is Giuseppe and I'm student of University of Bari and I'm using
GMSH for the first time, so this is my question : <br>
is possible obtain only tetrahedra in mesh generation and not prism?
and if yes what?<br>
My case is a simple cube which I'll use with OpenFOAM:<br>
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<pre>Point(<span style="color: rgb(0, 0, 255);">1</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">0</span>,<span
style="color: rgb(0, 0, 255);">0</span>,<span
style="color: rgb(0, 0, 255);">0</span>,<span
style="color: rgb(0, 0, 255);">0</span>.<span
style="color: rgb(0, 0, 255);">1</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Point(<span
style="color: rgb(0, 0, 255);">2</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">1</span>,<span
style="color: rgb(0, 0, 255);">0</span>,<span
style="color: rgb(0, 0, 255);">0</span>,<span
style="color: rgb(0, 0, 255);">0</span>.<span
style="color: rgb(0, 0, 255);">1</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Point(<span
style="color: rgb(0, 0, 255);">3</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">1</span>,<span
style="color: rgb(0, 0, 255);">1</span>,<span
style="color: rgb(0, 0, 255);">0</span>,<span
style="color: rgb(0, 0, 255);">0</span>.<span
style="color: rgb(0, 0, 255);">1</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Point(<span
style="color: rgb(0, 0, 255);">4</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">0</span>,<span
style="color: rgb(0, 0, 255);">1</span>,<span
style="color: rgb(0, 0, 255);">0</span>,<span
style="color: rgb(0, 0, 255);">0</span>.<span
style="color: rgb(0, 0, 255);">1</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Line(<span
style="color: rgb(0, 0, 255);">1</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">1</span>,<span
style="color: rgb(0, 0, 255);">2</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Line(<span
style="color: rgb(0, 0, 255);">2</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">2</span>,<span
style="color: rgb(0, 0, 255);">3</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Line(<span
style="color: rgb(0, 0, 255);">3</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">3</span>,<span
style="color: rgb(0, 0, 255);">4</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Line(<span
style="color: rgb(0, 0, 255);">4</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">4</span>,<span
style="color: rgb(0, 0, 255);">1</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Line Loop(<span
style="color: rgb(0, 0, 255);">5</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">1</span>,<span
style="color: rgb(0, 0, 255);">2</span>,<span
style="color: rgb(0, 0, 255);">3</span>,<span
style="color: rgb(0, 0, 255);">4</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Ruled Surface(<span
style="color: rgb(0, 0, 255);">6</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">5</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Extrude <b>{</b><span
style="color: rgb(0, 0, 255);">0</span>,<span
style="color: rgb(0, 0, 255);">0</span>,<span
style="color: rgb(0, 0, 255);">0</span>.<span
style="color: rgb(0, 0, 255);">45</span><b>}</b> <b>{</b>
Surface<b>{</b><span
style="color: rgb(0, 0, 255);">6</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
<b>}</b>
Physical Surface(<span style="color: rgb(0, 0, 255);">101</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">6</span>,<span
style="color: rgb(0, 0, 255);">19</span>,<span
style="color: rgb(0, 0, 255);">27</span>,<span
style="color: rgb(0, 0, 255);">28</span>,<span
style="color: rgb(0, 0, 255);">15</span>,<span
style="color: rgb(0, 0, 255);">23</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
Physical Volume(<span
style="color: rgb(0, 0, 255);">100</span>) <span
style="color: rgb(0, 128, 0);">=</span> <b>{</b><span
style="color: rgb(0, 0, 255);">1</span><b>}</b><span
style="color: rgb(0, 128, 0);">;</span>
</pre>
Thanks and sorry if my question is stupid.<br>
Giuseppe<br>
<br>
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