3 \page aspect_ratio_3d_page Aspect ratio 3D
5 \n The <b>Aspect Ratio 3D</b> mesh quality criterion calculates the same
6 parameter as the \ref aspect_ratio_page "Aspect ratio" criterion, but
7 it is applied to 3D mesh elements: tetrahedrons, pentahedrons,
10 - The <b>Aspect Ratio</b> of a \b tetrahedron 3D element is calculated
13 \image html formula1.png
15 - Other element types like polyhedron, pentahedron and hexahedron use
16 the following formula:
18 \image html formula2.png
20 <em>To apply the Aspect Ratio 3D quality criterion to your mesh:</em>
22 <li>Display your mesh in the viewer.</li>
24 <li>Choose <b>Controls > Aspect Ratio 3D</b> or click <em>"Aspect Ratio 3D"</em>
25 button of the toolbar.
27 \image html image144.gif
28 <center><em>"Aspect Ratio 3D" button</em></center>
30 Your mesh will be displayed in the viewer with its elements colored
31 according to the applied mesh quality control criterion:
33 \image html image86.jpg
37 <br><b>See Also</b> a sample TUI Script of a
38 \ref tui_aspect_ratio_3d "Aspect Ratio 3D quality control" operation.