65 lines
2.7 KiB
C
65 lines
2.7 KiB
C
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#ifndef __MAPOBJECT_IMAGE_H__
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#define __MAPOBJECT_IMAGE_H__
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/* Externally visible variables */
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/* ============================ */
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extern PikaImage *image;
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extern PikaDrawable *input_drawable;
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extern PikaDrawable *output_drawable;
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extern GeglBuffer *source_buffer;
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extern GeglBuffer *dest_buffer;
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extern PikaDrawable *box_drawables[6];
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extern GeglBuffer *box_buffers[6];
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extern PikaDrawable *cylinder_drawables[2];
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extern GeglBuffer *cylinder_buffers[2];
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extern guchar *preview_rgb_data;
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extern gint preview_rgb_stride;
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extern cairo_surface_t *preview_surface;
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extern glong maxcounter, old_depth, max_depth;
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extern gint width, height;
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extern PikaRGB background;
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extern gint border_x1, border_y1, border_x2, border_y2;
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/* Externally visible functions */
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/* ============================ */
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extern gint image_setup (PikaDrawable *drawable,
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gint interactive);
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extern glong in_xy_to_index (gint x,
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gint y);
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extern glong out_xy_to_index (gint x,
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gint y);
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extern gint checkbounds (gint x,
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gint y);
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extern PikaRGB peek (gint x,
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gint y);
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extern void poke (gint x,
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gint y,
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PikaRGB *color,
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gpointer user_data);
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extern PikaVector3 int_to_pos (gint x,
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gint y);
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extern void pos_to_int (gdouble x,
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gdouble y,
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gint *scr_x,
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gint *scr_y);
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extern PikaRGB get_image_color (gdouble u,
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gdouble v,
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gint *inside);
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extern PikaRGB get_box_image_color (gint image,
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gdouble u,
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gdouble v);
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extern PikaRGB get_cylinder_image_color (gint image,
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gdouble u,
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gdouble v);
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#endif /* __MAPOBJECT_IMAGE_H__ */
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