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#ifndef __MAPOBJECT_IMAGE_H__
#define __MAPOBJECT_IMAGE_H__
/* Externally visible variables */
/* ============================ */
extern gint32 input_drawable_id;
extern gint32 output_drawable_id;
extern GeglBuffer *source_buffer;
extern GeglBuffer *dest_buffer;
extern gint32 box_drawable_ids[6];
extern GeglBuffer *box_buffers[6];
extern gint32 cylinder_drawable_ids[2];
extern GeglBuffer *cylinder_buffers[2];
extern guchar *preview_rgb_data;
extern gint preview_rgb_stride;
extern cairo_surface_t *preview_surface;
extern glong maxcounter, old_depth, max_depth;
extern gint width, height, image_id;
extern GimpRGB background;
extern gint border_x1, border_y1, border_x2, border_y2;
/* Externally visible functions */
/* ============================ */
extern gint image_setup (gint32 drawable_id,
gint interactive);
extern glong in_xy_to_index (gint x,
gint y);
extern glong out_xy_to_index (gint x,
gint y);
extern gint checkbounds (gint x,
gint y);
extern GimpRGB peek (gint x,
gint y);
extern void poke (gint x,
gint y,
GimpRGB *color,
gpointer user_data);
extern GimpVector3 int_to_pos (gint x,
gint y);
extern void pos_to_int (gdouble x,
gdouble y,
gint *scr_x,
gint *scr_y);
extern GimpRGB get_image_color (gdouble u,
gdouble v,
gint *inside);
extern GimpRGB get_box_image_color (gint image,
gdouble u,
gdouble v);
extern GimpRGB get_cylinder_image_color (gint image,
gdouble u,
gdouble v);
#endif /* __MAPOBJECT_IMAGE_H__ */
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