/*
 *  @(#) $Id: arithmetic.h 16015 2014-03-21 13:58:15Z yeti-dn $
 *  Copyright (C) 2003 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.
 */

#ifndef __GWY_PROCESS_ARITHMETIC_H__
#define __GWY_PROCESS_ARITHMETIC_H__

#include <libprocess/datafield.h>

G_BEGIN_DECLS

void gwy_data_field_sum_fields      (GwyDataField *result,
                                     GwyDataField *operand1,
                                     GwyDataField *operand2);
void gwy_data_field_subtract_fields (GwyDataField *result,
                                     GwyDataField *operand1,
                                     GwyDataField *operand2);
void gwy_data_field_divide_fields   (GwyDataField *result,
                                     GwyDataField *operand1,
                                     GwyDataField *operand2);
void gwy_data_field_multiply_fields (GwyDataField *result,
                                     GwyDataField *operand1,
                                     GwyDataField *operand2);
void gwy_data_field_min_of_fields   (GwyDataField *result,
                                     GwyDataField *operand1,
                                     GwyDataField *operand2);
void gwy_data_field_max_of_fields   (GwyDataField *result,
                                     GwyDataField *operand1,
                                     GwyDataField *operand2);
void gwy_data_field_hypot_of_fields (GwyDataField *result,
                                     GwyDataField *operand1,
                                     GwyDataField *operand2);

GwyDataCompatibilityFlags
gwy_data_field_check_compatibility(GwyDataField *data_field1,
                                   GwyDataField *data_field2,
                                   GwyDataCompatibilityFlags check);
GwyDataCompatibilityFlags
gwy_data_line_check_compatibility(GwyDataLine *data_line1,
                                  GwyDataLine *data_line2,
                                  GwyDataCompatibilityFlags check);

GwyDataField* gwy_data_field_extend(GwyDataField *data_field,
                                    guint left,
                                    guint right,
                                    guint up,
                                    guint down,
                                    GwyExteriorType exterior,
                                    gdouble fill_value,
                                    gboolean keep_offsets);

G_END_DECLS

#endif /* __GWY_PROCESS_ARITHMETIC_H__ */

/* vim: set cin et ts=4 sw=4 cino=>1s,e0,n0,f0,{0,}0,^0,\:1s,=0,g1s,h0,t0,+1s,c3,(0,u0 : */


