mirror of https://github.com/GNOME/gimp.git
57 lines
2.4 KiB
C
57 lines
2.4 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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#ifndef __PIXEL_REGION_H__
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#define __PIXEL_REGION_H__
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#include "tile_manager.h"
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typedef struct _PixelRegion PixelRegion;
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struct _PixelRegion
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{
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unsigned char * data; /* pointer to region data */
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TileManager * tiles; /* pointer to tiles */
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Tile * curtile; /* current tile */
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int offx, offy; /* tile offsets */
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int rowstride; /* bytes per pixel row */
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int x, y; /* origin */
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int w, h; /* width and height of region */
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int bytes; /* bytes per pixel */
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int dirty; /* will this region be dirtied? */
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int process_count; /* used internally */
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};
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typedef void (*p_func)(void);
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/* PixelRegion functions */
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void pixel_region_init (PixelRegion *, TileManager *, int, int, int, int, int);
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void pixel_region_resize (PixelRegion *, int, int, int, int);
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void pixel_region_get_async (PixelRegion *PR, int ulx, int uly,
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int lrx, int lry);
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void pixel_region_get_row (PixelRegion *, int, int, int, unsigned char *, int);
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void pixel_region_set_row (PixelRegion *, int, int, int, unsigned char *);
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void pixel_region_get_col (PixelRegion *, int, int, int, unsigned char *, int);
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void pixel_region_set_col (PixelRegion *, int, int, int, unsigned char *);
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void *pixel_regions_register (int, ...);
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void pixel_regions_process_parallel (p_func f, void *data, int num_regions,
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...);
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void *pixel_regions_process (void *);
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void pixel_regions_process_stop (void *);
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#endif /* __PIXEL_REGION_H__ */
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