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/*
* $Id: volume_planelevel.c 26420 2024-06-28 11:19:04Z yeti-dn $
* Copyright (C) 2018 David Necas (Yeti), Petr Klapetek.
* E-mail: yeti@gwyddion.net, klapetek@gwyddion.net.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include <libgwyddion/gwymacros.h>
#include <libgwyddion/gwymath.h>
#include <libgwyddion/gwythreads.h>
#include <libprocess/brick.h>
#include <libprocess/level.h>
#include <libgwydgets/gwystock.h>
#include <libgwymodule/gwymodule-volume.h>
#include <app/gwyapp.h>
#include "libgwyddion/gwyomp.h"
#define VOLUME_PLANELEVEL_RUN_MODES (GWY_RUN_IMMEDIATE)
static gboolean module_register (void);
static void volume_level (GwyContainer *data,
GwyRunType run,
const gchar *name);
static void brick_planelevel(GwyBrick *brick);
static void brick_zeromean (GwyBrick *brick);
static GwyModuleInfo module_info = {
GWY_MODULE_ABI_VERSION,
&module_register,
N_("Levels all XY planes"),
"Petr Klapetek <klapetek@gwyddion.net>",
"1.2",
"David Nečas (Yeti) & Petr Klapetek",
"2018",
};
GWY_MODULE_QUERY2(module_info, volume_planelevel)
static gboolean
module_register(void)
{
gwy_volume_func_register("volume_planelevel",
(GwyVolumeFunc)&volume_level,
N_("/_Correct Data/_XY Plane Level"),
NULL,
VOLUME_PLANELEVEL_RUN_MODES,
GWY_MENU_FLAG_VOLUME,
N_("Level all XY planes"));
gwy_volume_func_register("volume_zeromean",
(GwyVolumeFunc)&volume_level,
N_("/_Correct Data/_XY Zero Mean Value"),
NULL,
VOLUME_PLANELEVEL_RUN_MODES,
GWY_MENU_FLAG_VOLUME,
N_("Shift mean value of all XY planes to zero"));
return TRUE;
}
static void
volume_level(GwyContainer *data, GwyRunType run, const gchar *name)
{
GwyBrick *brick = NULL;
gint id, newid;
g_return_if_fail(run & VOLUME_PLANELEVEL_RUN_MODES);
gwy_app_data_browser_get_current(GWY_APP_BRICK, &brick,
GWY_APP_BRICK_ID, &id,
0);
g_return_if_fail(GWY_IS_BRICK(brick));
brick = gwy_brick_duplicate(brick);
if (gwy_strequal(name, "volume_planelevel"))
brick_planelevel(brick);
else if (gwy_strequal(name, "volume_zeromean"))
brick_zeromean(brick);
else {
g_assert_not_reached();
}
newid = gwy_app_data_browser_add_brick(brick, NULL, data, TRUE);
g_object_unref(brick);
gwy_app_set_brick_title(data, newid, _("Leveled"));
gwy_app_sync_volume_items(data, data, id, newid, FALSE,
GWY_DATA_ITEM_GRADIENT,
0);
gwy_app_volume_log_add_volume(data, id, newid);
}
static void
brick_planelevel(GwyBrick *brick)
{
gint xres = gwy_brick_get_xres(brick), yres = gwy_brick_get_yres(brick), zres = gwy_brick_get_zres(brick);
#ifdef _OPENMP
#pragma omp parallel if(gwy_threads_are_enabled()) default(none) \
shared(brick,xres,yres,zres)
#endif
{
GwyDataField *dfield = gwy_data_field_new(xres, yres, xres, yres, FALSE);
gint k, kfrom = gwy_omp_chunk_start(zres), kto = gwy_omp_chunk_end(zres);
gdouble a, bx, by;
for (k = kfrom; k < kto; k++) {
gwy_brick_extract_xy_plane(brick, dfield, k);
gwy_data_field_fit_plane(dfield, &a, &bx, &by);
gwy_data_field_plane_level(dfield, a, bx, by);
gwy_brick_set_xy_plane(brick, dfield, k);
}
g_object_unref(dfield);
}
}
static void
brick_zeromean(GwyBrick *brick)
{
gint xres = gwy_brick_get_xres(brick), yres = gwy_brick_get_yres(brick), zres = gwy_brick_get_zres(brick);
GwyDataLine *mean = gwy_data_line_new(zres, zres, FALSE);
gdouble *b = gwy_brick_get_data(brick), *m = gwy_data_line_get_data(mean);
gint n = xres*yres;
#ifdef _OPENMP
#pragma omp parallel if(gwy_threads_are_enabled()) default(none) \
shared(b,m,n,zres)
#endif
{
gint k, kfrom = gwy_omp_chunk_start(zres), kto = gwy_omp_chunk_end(zres);
for (k = kfrom; k < kto; k++)
m[k] = -gwy_math_trimmed_mean(n, b + k*n, 0, 0);
}
gwy_brick_add_to_z_lines(brick, mean);
g_object_unref(mean);
}
/* vim: set cin columns=120 tw=118 et ts=4 sw=4 cino=>1s,e0,n0,f0,{0,}0,^0,\:1s,=0,g1s,h0,t0,+1s,c3,(0,u0 : */
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