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Create a matrix of PRIO-GRID identifiers

Source: R/pg_create_indices.R
pg_create_indices.Rd

Creates a matrix using the PRIO-GRID numbering convention. Row one is the northernmost row, while identifiers begin in the south-western cell.

Usage

pg_create_indices(nrow, ncol)

Arguments

nrow

The number of rows in the grid.

ncol

The number of columns in the grid.

Value

An nrow by ncol integer matrix.

Examples

pgrid <- pg_create_indices(3, 3)
stopifnot(pgrid[1, 1] == 7L)
stopifnot(pgrid[3, 1] == 1L)
stopifnot(pgrid[3, 3] == 3L)
stopifnot(pgrid[1, 3] == 9L)