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60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* Adapted to ASE by David Capello (2001-2011)
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* See "LICENSE.txt" for more information.
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*/
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#ifndef UTIL_BOUNDARY_H_INCLUDED
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#define UTIL_BOUNDARY_H_INCLUDED
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#ifdef __cplusplus
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extern "C" {
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#endif
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class Image;
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typedef enum
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{
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WithinBounds,
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IgnoreBounds
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} BoundaryType;
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typedef struct _BoundSeg
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{
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int x1, y1, x2, y2;
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unsigned open : 1;
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unsigned visited : 1;
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} BoundSeg;
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// The returned pointer must be freed using base_free() function.
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BoundSeg* find_mask_boundary(const Image* maskPR, int* num_elems,
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BoundaryType type, int x1, int y1, int x2, int y2);
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BoundSeg* sort_boundary(BoundSeg* segs, int num_segs, int* num_groups);
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// Call this function when you don't use find_mask_boundary() anymore (e.g. atexit()).
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void boundary_exit();
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#ifdef __cplusplus
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}
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#endif
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#endif
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