mirror of https://github.com/GNOME/gimp.git
91 lines
2.7 KiB
C
91 lines
2.7 KiB
C
/* GIMP - The GNU Image Manipulation Program
|
|
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <gegl.h>
|
|
|
|
#include "core-types.h"
|
|
|
|
#include "base/gimplut.h"
|
|
#include "base/lut-funcs.h"
|
|
#include "base/pixel-processor.h"
|
|
#include "base/pixel-region.h"
|
|
|
|
/* temp */
|
|
#include "gimp.h"
|
|
#include "gimpimage.h"
|
|
|
|
#include "gimpdrawable.h"
|
|
#include "gimpdrawable-invert.h"
|
|
#include "gimpdrawable-operation.h"
|
|
#include "gimpdrawable-shadow.h"
|
|
#include "gimpprogress.h"
|
|
|
|
#include "gimp-intl.h"
|
|
|
|
|
|
void
|
|
gimp_drawable_invert (GimpDrawable *drawable,
|
|
GimpProgress *progress)
|
|
{
|
|
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
|
|
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
|
|
g_return_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress));
|
|
|
|
if (gimp_use_gegl (GIMP_ITEM (drawable)->image->gimp))
|
|
{
|
|
GeglNode *invert;
|
|
|
|
invert = g_object_new (GEGL_TYPE_NODE,
|
|
"operation", "invert",
|
|
NULL);
|
|
|
|
gimp_drawable_apply_operation (drawable, invert, TRUE,
|
|
progress, _("Invert"));
|
|
|
|
g_object_unref (invert);
|
|
}
|
|
else
|
|
{
|
|
PixelRegion srcPR, destPR;
|
|
gint x, y, width, height;
|
|
GimpLut *lut;
|
|
|
|
if (! gimp_drawable_mask_intersect (drawable, &x, &y, &width, &height))
|
|
return;
|
|
|
|
lut = invert_lut_new (gimp_drawable_bytes (drawable));
|
|
|
|
pixel_region_init (&srcPR, gimp_drawable_get_tiles (drawable),
|
|
x, y, width, height, FALSE);
|
|
pixel_region_init (&destPR, gimp_drawable_get_shadow_tiles (drawable),
|
|
x, y, width, height, TRUE);
|
|
|
|
pixel_regions_process_parallel ((PixelProcessorFunc) gimp_lut_process,
|
|
lut, 2, &srcPR, &destPR);
|
|
|
|
gimp_lut_free (lut);
|
|
|
|
gimp_drawable_merge_shadow_tiles (drawable, TRUE, _("Invert"));
|
|
gimp_drawable_free_shadow_tiles (drawable);
|
|
|
|
gimp_drawable_update (drawable, x, y, width, height);
|
|
}
|
|
}
|