Description Usage Arguments Details Value Author(s) See Also Examples
Class ursaGrid
is a part of class ursaRaster
. It defines spatial locations of image.
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x |
|
object |
|
row.names |
Ignored. Argument, which is passed to generic function |
optional |
Ignored. Argument, which is passed to generic function |
... |
Further arguments passed to generic functions |
The blank ursaGrid
object is generated by calling of ursa_grid()
without arguments. These approaches provide unified sequence of list's items:
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Object of class ursaGrid
is a list with items:
columns |
Number of columns (samples) |
rows |
Number of rows (lines) |
resx |
Grid cell size by horizontal axis |
resy |
Grid cell size by vertical axis |
minx |
Left margin of boundary box |
maxx |
Right margin of boundary box |
miny |
Bottom margin of boundary box |
maxy |
Top margin of boundary box |
proj4 |
PROJ.4 string |
Function dim
for object of class ursaGrid
returns named vector of length 2: number of rows ("lines"
) and number of elements in a row ("samples"
)
Nikita Platonov platonov@sevin.ru
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