gimp/plug-ins/Lighting/lighting_preview.h
Michael Natterer 5e18bba988 One more 17C3 commit ...
2000-12-30  Michael Natterer  <mitch@gimp.org>

	One more 17C3 commit ...

	* plug-ins/libgck/gck/gck.h
	* plug-ins/libgck/gck/gckcolor.c: removed unused stuff.

	* plug-ins/Lighting/lighting_apply.c
	* plug-ins/Lighting/lighting_image.[ch]
	* plug-ins/Lighting/lighting_main.c
	* plug-ins/Lighting/lighting_preview.[ch]
	* plug-ins/Lighting/lighting_shade.c
	* plug-ins/Lighting/lighting_ui.c
	* plug-ins/MapObject/mapobject_apply.c
	* plug-ins/MapObject/mapobject_image.[ch]
	* plug-ins/MapObject/mapobject_main.c
	* plug-ins/MapObject/mapobject_preview.c
	* plug-ins/MapObject/mapobject_shade.[ch]
	* plug-ins/MapObject/mapobject_ui.c: cleanups in preparation for
	removal of LibGCK.
2000-12-30 00:23:34 +00:00

45 lines
1.3 KiB
C

/* 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__ */