block by hollasch 452c1dd5ca2e43e6e5accbcdc009a226

Smooth Hull 2

This example renders a loose enclosing hull around a scattered set of points using a rounded Catmull-Rom curve. A strict convex hull is computed using D3.polygonHull, offset by a specified amount, and then interpolated with a closed curve.

See also the same basic approach using straight segments and circular arcs: Rounded Enclosing Hull.