r.blend - GRASS GIS manual

Note: This document is for an older version of GRASS GIS that has been discontinued. You should upgrade, and read the current manual page.

NAME

r.blend - Blends color components of two raster maps by a given ratio.

KEYWORDS

raster, composite

SYNOPSIS

r.blend

r.blend --help

r.blend [-c] first=name second=name output=basename [percent=float] [--overwrite] [--help] [--verbose] [--quiet] [--ui]

Flags:

-c: Combine resulting R,G,B layers into single output map
--overwrite: Allow output files to overwrite existing files
--help: Print usage summary
--verbose: Verbose module output
--quiet: Quiet module output
--ui: Force launching GUI dialog

Parameters:

first=name [required]: Name of first raster map for blending
second=name [required]: Name of second raster map for blending
output=basename [required]: Basename for red, green and blue output raster maps
percent=float: Percentage weight of first map for color blending; Options: 0-100; Default: 50

DESCRIPTION
EXAMPLE
SEE ALSO
AUTHOR

DESCRIPTION

r.blend blends color components of 2 raster maps by a specificed percentage of the first map.

EXAMPLE

Blending the aspect map with the elevation map for a shaded map (North Carolina sample dataset):

g.region raster=aspect -p
r.blend first=aspect second=elevation output=elev_shade_blend
d.mon wx0
d.rgb blue=elev_shade_blend.b green=elev_shade_blend.g red=elev_shade_blend.r

AUTHOR

Unknown: probably CERL
Updated to GRASS 5.7 by Michael Barton, Arizona State University

SOURCE CODE

Available at: r.blend source code (history)

Latest change: Friday Mar 20 21:29:44 2020 in commit: 02bff13532a318516b5fb4fc4184aa22bdda1b3d