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@@ -22,7 +22,11 @@ namespace igl
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// Known issue: This is only computing max(min(va,B),min(vb,A)). This is
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// better than max(min(va,Vb),min(vb,Va)). This (at least) is missing
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// "edge-edge" cases like the distance between the two different
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- // triangulations of a non-planar quad in 3D.
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+ // triangulations of a non-planar quad in 3D. Even simpler, consider the
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+ // Hausdorff distance between the non-convex, block letter V polygon (with 7
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+ // vertices) in 2D and its convex hull. The Hausdorff distance is defined by
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+ // the midpoint in the middle of the segment across the concavity and some
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+ // non-vertex point _on the edge_ of the V.
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//
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// Inputs:
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// VA #VA by 3 list of vertex positions
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Alec Jacobson