Basic grid tools, cell, resolution, dimension, extent.
n_cell(dimension)
x_res(dimension, extent = NULL)
y_res(dimension, extent = NULL)
n_row(dimension)
n_col(dimension)
xlim(dimension, extent = NULL)
ylim(dimension, extent = NULL)
x_min(dimension, extent = NULL)
x_max(dimension, extent = NULL)
y_min(dimension, extent = NULL)
y_max(dimension, extent = NULL)integer ncol, nrow
numeric extent xmin,xmax,ymin,ymax
number of cells
x resolution (width of cell)
y resolution (height of cell)
number of rows
number of cols
x extent (corner to corner)
y extent (corner to corner)
x minimum (left edge)
x maximum (right edge)
y minimum (bottom edge)
ymaximum (top edge)
n_cell(c(10, 5))
#> [1] 50
x_res(c(10, 5), c(0, 10, 0, 5))
#> [1] 1
y_res(c(10, 5), c(0, 10, 0, 5))
#> [1] 1
n_row(c(10, 5))
#> [1] 5
n_col(c(10, 5))
#> [1] 10
xlim(c(10, 5), c(0, 10, 0, 5))
#> [1] 0 10
ylim(c(10, 5), c(0, 10, 0, 5))
#> [1] 0 5
x_min(c(10, 5), c(0, 10, 0, 5))
#> [1] 0
x_max(c(10, 5), c(0, 10, 0, 5))
#> [1] 10
y_min(c(10, 5), c(0, 10, 0, 5))
#> [1] 0
y_max(c(10, 5), c(0, 10, 0, 5))
#> [1] 5