mirror of https://github.com/GNOME/gimp.git
45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/* Lighting Effects - A plug-in for GIMP
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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 __LIGHTING_PREVIEW_H__
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#define __LIGHTING_PREVIEW_H__
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#define PREVIEW_WIDTH 200
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#define PREVIEW_HEIGHT 200
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typedef struct
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{
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gint x, y, w, h;
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GdkImage *image;
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} BackBuffer;
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/* Externally visible variables */
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extern gint lightx, lighty;
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extern BackBuffer backbuf;
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extern gdouble *xpostab, *ypostab;
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/* Externally visible functions */
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void draw_preview_image (gint recompute);
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gint check_light_hit (gint xpos,
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gint ypos);
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void update_light (gint xpos,
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gint ypos);
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#endif /* __LIGHTING_PREVIEW_H__ */
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