mirror of https://github.com/GNOME/gimp.git
48 lines
1.6 KiB
C
48 lines
1.6 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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* General, non-jittered adaptive supersampling library
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* Copyright (C) 1997 Federico Mena Quintero
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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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#ifndef __ASUPSAMPLE_H__
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#define __ASUPSAMPLE_H__
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/***** Types *****/
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typedef struct {
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double r, g, b, a; /* Range is [0, 1] */
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} color_t;
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typedef void (*render_func_t) (double x, double y, color_t *color, void *render_data);
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typedef void (*put_pixel_func_t) (int x, int y, color_t color, void *put_pixel_data);
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typedef void (*progress_func_t) (int y1, int y2, int curr_y, void *progress_data);
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/***** Functions *****/
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unsigned long adaptive_supersample_area(int x1, int y1, int x2, int y2, int max_depth, double threshold,
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render_func_t render_func, void *render_data,
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put_pixel_func_t put_pixel_func, void *put_pixel_data,
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progress_func_t progress_func, void *progress_data);
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#endif
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