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r.blend(1)		    GRASS GIS User's Manual		    r.blend(1)

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=nameA [required]
	   Name	of first raster	map for	blending

       second=nameA [required]
	   Name	of second raster map for blending

       output=basenameA	[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
       r.blend blends color components of 2 raster maps	by a  specificed  per-
       centage 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

SEE ALSO
	d.shade, g.region, r.shade, r.colors, r.his, r.mapcalc,	r.rgb,	r.sup-
       port

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

SOURCE CODE
       Available at: r.blend source code (history)

       Main  index  | Raster index | Topics index | Keywords index | Graphical
       index | Full index

       A(C) 2003-2020 GRASS Development	Team, GRASS GIS	7.8.5 Reference	Manual

GRASS 7.8.5							    r.blend(1)

NAME | KEYWORDS | SYNOPSIS | DESCRIPTION | EXAMPLE | SEE ALSO | AUTHOR | SOURCE CODE

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