Identify convex and concave parts of polygon

version 1.0.3 (22.7 KB) by Are Mjaavatten
c = convex([x,y]) c = 1 where the polygon curves toward the interior c = -1 where the polygon curves outwards


Updated Thu, 18 Nov 2021 16:06:00 +0000

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This function can be used to identify convex and concave parts of a polygon, such as the airfoil profile in the figure.
Thanks to Luigi Ventre who posed the problem in a comment to File Exchange entry Curvature of a 1D curve in a 2D or 3D space.

Cite As

Are Mjaavatten (2022). Identify convex and concave parts of polygon (, MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2021b
Compatible with any release
Platform Compatibility
Windows macOS Linux

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