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Incorrect Outer Boundary Midpoints in TriangulatorInterface::increase_triangle_order() #4144

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miaoyinb opened this issue Apr 18, 2025 · 1 comment · May be fixed by #4145
Open

Incorrect Outer Boundary Midpoints in TriangulatorInterface::increase_triangle_order() #4144

miaoyinb opened this issue Apr 18, 2025 · 1 comment · May be fixed by #4145

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@miaoyinb
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When using MOOSE's XYDelaunayGenerator with an input boundary mesh consisting of EDGE3 elements to generate a 2D (XY) mesh with quadratic elements. The midpoints on the external boundary are incorrect.

The issue originates from TriangulatorInterface::increase_triangle_order()
@miaoyinb
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I think I found a fix, will submit a PR soon.

miaoyinb added a commit to miaoyinb/libmesh that referenced this issue Apr 18, 2025
@miaoyinb
fix the quadratic element issue in TriangulatorInterface
0b38e05 
closes libMesh#4144
@miaoyinb miaoyinb linked a pull request Apr 18, 2025 that will close this issue
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miaoyinb added a commit to miaoyinb/libmesh that referenced this issue Apr 28, 2025
@miaoyinb
fix the quadratic element issue in TriangulatorInterface
6e12149 
closes libMesh#4144
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fix the quadratic element issue in TriangulatorInterface miaoyinb/libmesh
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