color_invrt.c

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/*!
   \file lib/raster/color_invrt.c
 
   \brief Raster library - Invert colors
 
   (C) 2003-2009 by the GRASS Development Team
 
   This program is free software under the GNU General Public License
   (>=v2).  Read the file COPYING that comes with GRASS for details.
 
   \author Original author CERL
 */
 
#include <grass/gis.h>
#include <grass/raster.h>
 
void Rast_invert_colors(struct Colors *colors)
{
    colors->invert = !colors->invert;
}