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- /* Lighting Effects - A plug-in for GIMP
- *
- * 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 of the License, 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 __LIGHTING_PREVIEW_H__
- #define __LIGHTING_PREVIEW_H__
-
- #define PREVIEW_WIDTH 200
- #define PREVIEW_HEIGHT 200
-
- typedef struct
- {
- gint x,y,w,h;
- GdkImage *image;
- } BackBuffer;
-
- /* Externally visible variables */
-
- extern gint lightx,lighty;
- extern BackBuffer backbuf;
- extern gdouble *xpostab,*ypostab;
-
- /* Externally visible functions */
-
- void draw_preview_image (gint recompute);
- gint check_light_hit (gint xpos,
- gint ypos);
- void update_light (gint xpos,
- gint ypos);
-
- #endif /* __LIGHTING_PREVIEW_H__ */
-