icosa: newsp – R documentation

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newsp

Add a SpatialPolygons object to a predefined slot in a trigrid or hexagrid object

Add a SpatialPolygons object to a predefined slot in a trigrid or hexagrid object

newsp(gridObj, res = NULL)

## S4 method for signature 'trigrid'
newsp(gridObj, res = NULL)

`gridObj`	(`trigrid` or `hexagrid`) An icosahedral grid.
`res`	(`numeric`) The number of points inserted between two vertices, passed to `SpPolygons`.

A trigrid or hexagrid object with the new @sp slot.

a<-trigrid(4)
a<-newsp(a)
plot(a)

Global Triangular and Penta-Hexagonal Grids Based on Tessellated Icosahedra

v0.10.1

GPL-3

Authors

Adam T. Kocsis [aut, cre]

Initial release

2021-01-12