calculates the shape factor of the grain-polygon, without Holes
define as
\[ F = \frac{P}{EP} \],
where \(P\) is the perimeter and \(EP\) is the equivalent perimeter.
Syntax
F = shapeFactor( grains )Input
| p | grain2d |
Output
| F | shape factor |
See also
polygon.aspectRatio polygon.equivalentPerimeter polygon.perimeter