by Robert Hijmans

Monthly downloads



Type Package
Date 2016-05-31
LinkingTo Rcpp
License GPL (>= 3)
URL http://cran.r-project.org/package=raster
ByteCompile TRUE
NeedsCompilation yes
Packaged 2016-05-31 23:09:23 UTC; rhijmans
Repository CRAN
Date/Publication 2016-06-02 18:31:24

Geographic Data Analysis and Modeling

Reading, writing, manipulating, analyzing and modeling of gridded spatial data. The package implements basic and high-level functions. Processing of very large files is supported.

Functions in raster

Name Description
addLayer Add or drop a layer
aggregate Aggregate raster cells or SpatialPolygons/Lines
animate Animate layers of a Raster* object
alignExtent Align an extent (object of class Extent)
adjacent Adjacent cells
area Size of cells
as.data.frame Get a data.frame with raster cell values, or coerce SpatialPolygons, Lines, or Points to a data.frame
Arith-methods Arithmetic with Raster* objects
as.list Create a list of RasterLayer objects
approxNA Estimate values for cell values that are NA by interpolating between layers
as.logical Change cell values to logical or integer values
barplot Bar plot of a RasterLayer
blockSize Block size for writing files
bind Bind Spatial* objects
boundaries boundaries (edges) detection
as.raster Coerce to a 'raster' object
autocorrelation Spatial autocorrelation
bands Number of bands
as.matrix Get a vector, matrix, or array with raster cell values
atan2 Two argument arc-tangent
brick Create a RasterBrick object
buffer buffer
clearValues Clear values
cellFrom Get cell, row, or column number
clamp Clamp values
calc Calculate
click Query by clicking on a map
cellsFromExtent Cells from Extent
boxplot Box plot of Raster objects
cellStats Statistics across cells
contour Contour plot
corLocal Local correlation coefficient
Extreme coordinates Coordinates of the Extent of a Raster object
compareCRS Partially compare two CRS objects
colortable colortable
compareRaster Compare Raster objects
Compare-methods Compare Raster* objects
clump Detect clumps
cover Replace NA values with values of other layers
cluster Use a multi-core cluster
datasource Are values in memory and/or on disk?
cut Convert values to classes
dataType Data type
draw Draw a line or polygon
drawExtent Create an Extent object by drawing on a map
cv Coefficient of variation
focalWeight Focal weights matrix
freq Frequency table
Extract by index Indexing to extract values of a Raster* object
extremeValues Minimum and maximum values
crop Crop
Extent-class Class "Extent"
crosstab Cross-tabulate
extension Filename extensions
factors Factors
filename Filename
hist Histogram
image Image
metadata Metadata
modal modal value
head Show the head or tail of a Raster* object
KML Write a KML or KMZ file
hillShade Hill shading
mask Mask values in a Raster object
isLonLat Is this longitude/latitude data?
match Value matching for Raster* objects
ncell Number or rows, columns, and cells of a Raster* object
nlayers Number of layers
density Density plot
dim Dimensions of a Raster* object
extent Extent
geom Get the coordinates of a vector type Spatial* object
extract Extract values from Raster objects
interpolate Interpolate
Gain and offset Gain and offset of values on file
plot Plot a Raster* object
intersect Intersect
plotRGB Red-Green-Blue plot of a multi-layered Raster object
getValuesBlock Get a block of raster cell values
getValuesFocal Get focal raster cell values
layerize Layerize
layerStats Correlation and (weighted) covariance
movingFun Moving functions
mosaic Merge Raster* objects using a function for overlapping areas
persp Perspective plot
pairs Pairs plot (matrix of scatterplots)
Programming Helper functions for programming
pointDistance Distance between points
predict Spatial model predictions
rasterToPoints Raster to points conversion
rasterToPolygons Raster to polygons conversion
scale Scale values
transpose Transpose
scalebar scalebar
trim Trim
weighted.mean Weighted mean of rasters
which Which cells are TRUE?
writeRaster Write raster data to a file
writeValues Write values to a file
readAll Read values from disk
reclassify Reclassify
sampleRandom Random sample
RGB Create a Red-Green-Blue Raster object
sampleRegular Regular sample
rotate Rotate
setMinMax Compute min and max values
erase Erase parts of a Spatial* object
extend Extend
flowPath Flow path
focal Focal values
getData Get geographic data
initialize Intitialize a Raster object with values
getValues Get raster cell values
Math-methods Mathematical functions
inifile Read a .ini file
merge Merge Raster* objects
origin Origin
overlay Overlay Raster objects
raster-package Overview of the functions in the raster package
raster Create a RasterLayer object
rasterize Rasterize points, lines, or polygons
rectify rectify a Raster object
Options Global options for the raster package
replacement Replace cell values or layers of a Raster* object
rowSums rowSums and colSums for Raster objects
SampleInt Sample integer values
stackApply Apply a function on subsets of a RasterStack or RasterBrick
stackSelect Select cell values from a multi-layer Raster* object
Summary Summary
symdif Symetrical difference
unstack Unstack
zApply z (time) apply
update Update raster cells of files (on disk)
direction Direction
xyFromCell Coordinates from a row, column or cell number
disaggregate Disaggregate
distance Distance
distanceFromPoints Distance from points
filledContour Filled contour plot
flip Flip
projection Get or set a coordinate reference system (projection)
sampleStratified Stratified random sample
resample Resample a Raster object
stackSave Save or open a RasterStack file
resolution Resolution
Slope and aspect Slope and aspect
substitute Substitute values in a Raster* object
sp Create SpatialLines* or SpatialPolygons*
gridDistance Distance on a grid
hdr Header files
localFun Local functions
Logic-methods Logical operators and functions
rasterTmpFile Temporary files
Raster-class Raster* classes
quantile Raster quantiles
rasterToContour Raster to contour lines conversion
Extent math round Extent coordinates
rowFromCell Row or column number from a cell number
Summary-methods Summary methods
validCell Validity of a cell, column or row number
validNames Create valid names
zoom Zoom in on a map
zonal Zonal statistics
terrain Terrain characteristics
text Add labels to a map
setValues Set values of a Raster object
union Union Extent or SpatialPolygons* objects
unique Unique values
select Geometric subsetting
setExtent Set the extent of a RasterLayer
shapefile Read or write a shapefile
z-values Get or set z-values
shift Shift
names Names of raster layers
NAvalue Set the NA value of a RasterLayer
projectRaster Project a Raster object
rasterFromCells Subset a raster by cell numbers
properties Raster file properties
rasterFromXYZ Create a Raster* object from x, y, z values
rotated Do the raster cells have a rotation?
round Integer values
stack Create a RasterStack object
spplot Use spplot to plot a Raster* object
subset Subset layers in a Raster* object
stretch Stretch
which.min Where is the min or max value?
writeFormats File types for writing
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