Build – Check Polygons – Element
Parameters for
Intersection | Checks for polygons intersecting with another polygon at points other than at shared vertices and | |
| edges. | |
| ex.) Polygons intersecting with each other |
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Degeneration | Checks for polygons whose edges intersect with each other at points other than at shared vertices. | ||
| ex.) Triangular polygon whose three vertices are positioned on a straight line | ||
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| Vertex 1 Vertex 2 Vertex 3 |
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Orientation | Checks for polygons that share an edge and face opposite each other. |
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| ex.) Polygons sharing one edge and facing opposite each other |
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| Front |
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| Back | Front | Front |
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| Front |
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Connection | Checks for polygons that share more than three vertices or two | ||
| ex.) Quadrangular polygons sharing three vertices | ||
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| Quadrangular polygon B |
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| Quadrangular polygon A |
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| ex.) Triangular polygon having as an edge the diagonal edge of a quadrangular polygon | ||
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Singularity | Checks for polygons connected to a vertex of conical polygons. | |
| ∗All the polygons connected to a vertex will be detected. | |
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| ex.) Triangular polygon sharing its vertex with a |
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| conical polygon |
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Chapter 2
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