gimp/plug-ins/selection-to-path/fit.h

56 lines
1.8 KiB
C

/* fit.h: convert the pixel representation to splines.
*
* Copyright (C) 1992 Free Software Foundation, Inc.
*
* 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, 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.
*/
#ifndef FIT_H
#define FIT_H
#include "pxl-outline.h"
#include "spline.h"
/* See fit.c for descriptions of these variables, all of which can be
set using options. */
extern real align_threshold;
extern real corner_always_threshold;
extern unsigned corner_surround;
extern real corner_threshold;
extern real error_threshold;
extern unsigned filter_alternative_surround;
extern real filter_epsilon;
extern unsigned filter_iteration_count;
extern real filter_percent;
extern unsigned filter_surround;
extern boolean keep_knees;
extern real line_reversion_threshold;
extern real line_threshold;
extern real reparameterize_improvement;
extern real reparameterize_threshold;
extern real subdivide_search;
extern unsigned subdivide_surround;
extern real subdivide_threshold;
extern unsigned tangent_surround;
/* Fit splines and lines to LIST. */
extern spline_list_array_type fitted_splines (pixel_outline_list_type list);
void fit_set_params(SELVALS *);
void fit_set_default_params(SELVALS *);
#endif /* not FIT_H */