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#ifndef __LIGHTING_IMAGE_H__
#define __LIGHTING_IMAGE_H__
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
extern gint32 input_drawable_id;
extern gint32 output_drawable_id;
extern GeglBuffer *source_buffer;
extern GeglBuffer *dest_buffer;
extern gint32 bump_drawable_id;
extern GeglBuffer *bump_buffer;
extern const Babl *bump_format;
extern gint32 env_drawable_id;
extern GeglBuffer *env_buffer;
extern guchar *preview_rgb_data;
extern gint preview_rgb_stride;
extern cairo_surface_t *preview_surface;
extern glong maxcounter;
extern gint width,height,env_width,env_height;
extern GimpRGB background;
extern gint border_x1, border_y1, border_x2, border_y2;
extern guchar sinemap[256], spheremap[256], logmap[256];
guchar peek_map (GeglBuffer *buffer,
const Babl *format,
gint x,
gint y);
GimpRGB peek (gint x,
gint y);
GimpRGB peek_env_map (gint x,
gint y);
void poke (gint x,
gint y,
GimpRGB *color);
gint check_bounds (gint x,
gint y);
GimpVector3 int_to_pos (gint x,
gint y);
GimpVector3 int_to_posf (gdouble x,
gdouble y);
void pos_to_int (gdouble x,
gdouble y,
gint *scr_x,
gint *scr_y);
void pos_to_float (gdouble x,
gdouble y,
gdouble *xf,
gdouble *yf);
GimpRGB get_image_color (gdouble u,
gdouble v,
gint *inside);
gdouble get_map_value (GeglBuffer *buffer,
const Babl *format,
gdouble u,
gdouble v,
gint *inside);
gint image_setup (gint32 drawable_id,
gint interactive);
void bumpmap_setup (gint32 bumpmap_id);
void envmap_setup (gint32 envmap_id);
#endif /* __LIGHTING_IMAGE_H__ */
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