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mesh.dcircle

Circle distance function

Description

Signed distance from points p to boundary of circle to allow easy definition of regions in distmesh2d.

Usage

mesh.dcircle(p, radius = 1, ...)

Arguments

p

A matrix with 2 columns (3 in mesh.dsphere), each row representing a point in the plane.
radius

radius of circle
...

additional arguments (not used)

Value

A vector of length nrow(p) containing the signed distances to the circle

Author(s)

Raoul Grasman; translated from original Matlab sources of Per-Olof Persson.

References

P.-O. Persson, G. Strang, A Simple Mesh Generator in MATLAB. SIAM Review, Volume 46 (2), pp. 329-345, June 2004

See Also

Examples

example(distmesh2d)
geometry

Mesh Generation and Surface Tessellation

v0.4.5
GPL (>= 3)
Authors
Jean-Romain Roussel [cph, ctb] (wrote tsearch function with QuadTrees), C. B. Barber [cph], Kai Habel [cph, aut], Raoul Grasman [cph, aut], Robert B. Gramacy [cph, aut], Pavlo Mozharovskyi [cph, aut], David C. Sterratt [cph, aut, cre] (<https://orcid.org/0000-0001-9092-9099>)
Initial release
2019-12-02

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