mirror of https://github.com/GNOME/gimp.git
922 lines
26 KiB
C
922 lines
26 KiB
C
/*============================================================================*
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Paper Tile 1.0 -- A GIMP PLUG-IN
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Copyright (C) 1997-1999 Hirotsuna Mizuno <s1041150@u-aizu.ac.jp>
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*===========================================================================*/
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#include "config.h"
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#include <stdlib.h>
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#include <gtk/gtk.h>
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#include <libgimp/gimp.h>
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#include <libgimp/gimpui.h>
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#include "libgimp/stdplugins-intl.h"
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/*===========================================================================*/
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/* DEFINES */
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/*===========================================================================*/
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#define PLUGIN_PROCEDURE_NAME "plug_in_papertile"
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/*===========================================================================*/
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/* TYPES */
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/*===========================================================================*/
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typedef enum
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{
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BACKGROUND_TYPE_TRANSPARENT,
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BACKGROUND_TYPE_INVERTED,
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BACKGROUND_TYPE_IMAGE,
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BACKGROUND_TYPE_FOREGROUND,
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BACKGROUND_TYPE_BACKGROUND,
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BACKGROUND_TYPE_COLOR
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} BackgroundType;
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typedef enum
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{
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FRACTIONAL_TYPE_BACKGROUND, /* AS BACKGROUND */
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FRACTIONAL_TYPE_IGNORE, /* NOT OPERATED */
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FRACTIONAL_TYPE_FORCE /* FORCE DIVISION */
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} FractionalType;
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typedef struct _PluginParams PluginParams;
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struct _PluginParams
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{
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gint32 tile_size;
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gint32 division_x;
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gint32 division_y;
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gdouble move_max_rate;
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FractionalType fractional_type;
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gboolean centering;
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gboolean wrap_around;
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BackgroundType background_type;
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GimpRGB background_color;
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};
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/*===========================================================================*/
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/* VARIABLES */
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/*===========================================================================*/
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static struct
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{
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PluginParams params;
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gint32 image;
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GimpDrawable *drawable;
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gboolean drawable_has_alpha;
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struct
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{
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gint x0;
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gint y0;
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gint x1;
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gint y1;
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gint width;
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gint height;
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} selection;
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GimpRunMode run_mode;
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gboolean run;
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} p =
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{
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{
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1, /* tile_size */
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16, /* division_x */
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16, /* division_y */
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25.0, /* move_max_rate */
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FRACTIONAL_TYPE_BACKGROUND, /* fractional_type */
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TRUE, /* centering */
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FALSE, /* wrap_around */
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BACKGROUND_TYPE_INVERTED, /* background_type */
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{ 0.0, 0.0, 1.0, 1.0 } /* background_color */
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},
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0, /* image */
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NULL, /* drawable */
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FALSE, /* drawable_has_alpha */
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{ 0, 0, 0, 0, 0, 0 }, /* selection */
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GIMP_RUN_INTERACTIVE, /* run_mode */
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FALSE /* run */
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};
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/*---------------------------------------------------------------------------*/
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static void
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params_save_to_gimp (void)
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{
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gimp_set_data (PLUGIN_PROCEDURE_NAME, &p.params, sizeof p.params);
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}
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static void
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params_load_from_gimp (void)
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{
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gimp_get_data (PLUGIN_PROCEDURE_NAME, &p.params);
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if (0 < p.params.division_x)
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{
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p.params.tile_size = p.drawable->width / p.params.division_x;
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if (0 < p.params.tile_size)
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{
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p.params.division_y = p.drawable->height / p.params.tile_size;
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}
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}
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if (p.params.tile_size <= 0 ||
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p.params.division_x <= 0 ||
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p.params.division_y <= 0)
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{
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p.params.tile_size = MIN (p.drawable->width, p.drawable->height);
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p.params.division_x = p.drawable->width / p.params.tile_size;
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p.params.division_y = p.drawable->height / p.params.tile_size;
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}
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if (!p.drawable_has_alpha)
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{
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if (p.params.background_type == BACKGROUND_TYPE_TRANSPARENT)
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{
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p.params.background_type = BACKGROUND_TYPE_INVERTED;
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}
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gimp_rgb_set_alpha (&p.params.background_color, 1.0);
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}
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}
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/*===========================================================================*/
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/* GUI */
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/*===========================================================================*/
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static struct
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{
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GtkObject *tile_size_adj;
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GtkObject *division_x_adj;
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GtkObject *division_y_adj;
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} w;
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static void
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tile_size_adj_changed (GtkAdjustment *adj)
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{
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if (p.params.tile_size != (gint)adj->value)
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{
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p.params.tile_size = adj->value;
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p.params.division_x = p.drawable->width / p.params.tile_size;
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p.params.division_y = p.drawable->height / p.params.tile_size;
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gtk_adjustment_set_value (GTK_ADJUSTMENT (w.division_x_adj),
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p.params.division_x);
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gtk_adjustment_set_value (GTK_ADJUSTMENT (w.division_y_adj),
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p.params.division_y);
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}
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}
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static void
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division_x_adj_changed (GtkAdjustment *adj)
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{
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if (p.params.division_x != (gint)adj->value)
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{
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p.params.division_x = adj->value;
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p.params.tile_size = p.drawable->width / p.params.division_x;
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p.params.division_y =
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p.drawable->height * p.params.division_x / p.drawable->width;
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gtk_adjustment_set_value (GTK_ADJUSTMENT (w.tile_size_adj),
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p.params.tile_size);
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gtk_adjustment_set_value (GTK_ADJUSTMENT (w.division_y_adj),
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p.params.division_y);
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}
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}
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static void
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division_y_adj_changed (GtkAdjustment *adj)
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{
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if (p.params.division_y != (gint)adj->value)
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{
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p.params.division_y = adj->value;
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p.params.tile_size = p.drawable->height / p.params.division_y;
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p.params.division_x =
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p.drawable->width * p.params.division_y / p.drawable->height;
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gtk_adjustment_set_value (GTK_ADJUSTMENT (w.tile_size_adj),
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p.params.tile_size);
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gtk_adjustment_set_value (GTK_ADJUSTMENT (w.division_x_adj),
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p.params.division_x);
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}
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}
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static void
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open_dialog (void)
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{
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GtkWidget *dialog;
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GtkWidget *main_hbox;
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GtkWidget *button;
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GtkObject *adjustment;
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GtkWidget *vbox;
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GtkWidget *table;
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GtkWidget *frame;
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GtkWidget *box;
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GtkWidget *color_button;
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GtkWidget *sep;
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gimp_ui_init ("papertile", TRUE);
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dialog = gimp_dialog_new (_("Paper Tile"), "papertile",
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NULL, 0,
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gimp_standard_help_func, "filters/papertile.html",
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GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
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GTK_STOCK_OK, GTK_RESPONSE_OK,
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NULL);
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main_hbox = gtk_hbox_new (FALSE, 5);
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gtk_container_set_border_width (GTK_CONTAINER (main_hbox), 6);
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gtk_container_add (GTK_CONTAINER (GTK_DIALOG (dialog)->vbox), main_hbox);
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gtk_widget_show (main_hbox);
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/* Left */
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vbox = gtk_vbox_new (FALSE, 4);
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gtk_box_pack_start (GTK_BOX (main_hbox), vbox, FALSE, FALSE, 0);
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gtk_widget_show (vbox);
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frame = gtk_frame_new (_("Division"));
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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table = gtk_table_new (3, 2, FALSE);
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gtk_table_set_col_spacings (GTK_TABLE (table), 4);
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gtk_table_set_row_spacings (GTK_TABLE (table), 2);
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gtk_container_set_border_width (GTK_CONTAINER (table), 4);
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gtk_container_add (GTK_CONTAINER (frame), table);
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gtk_widget_show (table);
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button = gimp_spin_button_new (&w.division_x_adj, p.params.division_x,
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1.0, p.drawable->width, 1.0, 5.0, 0, 1, 0);
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gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
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_("_X:"), 1.0, 0.5,
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button, 1, TRUE);
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g_signal_connect (w.division_x_adj, "value_changed",
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G_CALLBACK (division_x_adj_changed),
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NULL);
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button = gimp_spin_button_new (&w.division_y_adj, p.params.division_y,
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1.0, p.drawable->width, 1.0, 5.0, 0, 1, 0);
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gimp_table_attach_aligned (GTK_TABLE (table), 0, 1,
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_("_Y:"), 1.0, 0.5,
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button, 1, TRUE);
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g_signal_connect (w.division_y_adj, "value_changed",
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G_CALLBACK (division_y_adj_changed),
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NULL);
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button = gimp_spin_button_new (&w.tile_size_adj, p.params.tile_size,
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1.0, MAX (p.drawable->width,
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p.drawable->height),
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1.0, 5.0, 0, 1, 0);
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gimp_table_attach_aligned (GTK_TABLE (table), 0, 2,
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_("_Size:"), 1.0, 0.5,
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button, 1, TRUE);
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g_signal_connect (w.tile_size_adj, "value_changed",
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G_CALLBACK (tile_size_adj_changed),
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NULL);
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frame = gimp_int_radio_group_new (TRUE, _("Fractional Pixels"),
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G_CALLBACK (gimp_radio_button_update),
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&p.params.fractional_type,
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p.params.fractional_type,
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_("_Background"),
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FRACTIONAL_TYPE_BACKGROUND, NULL,
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_("_Ignore"),
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FRACTIONAL_TYPE_IGNORE, NULL,
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_("_Force"),
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FRACTIONAL_TYPE_FORCE, NULL,
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NULL);
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gtk_box_pack_start (GTK_BOX (vbox), frame, TRUE, TRUE, 0);
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gtk_widget_show (frame);
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box = GTK_BIN (frame)->child;
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sep = gtk_hseparator_new ();
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gtk_box_pack_start (GTK_BOX (box), sep, FALSE, FALSE, 1);
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gtk_widget_show (sep);
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button = gtk_check_button_new_with_mnemonic(_("C_entering"));
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
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p.params.centering);
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gtk_box_pack_start (GTK_BOX (box), button, FALSE, FALSE, 0);
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gtk_widget_show (button);
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g_signal_connect (button, "toggled",
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G_CALLBACK (gimp_toggle_button_update),
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&p.params.centering);
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/* Right */
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vbox = gtk_vbox_new (FALSE, 4);
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gtk_box_pack_start (GTK_BOX (main_hbox), vbox, FALSE, FALSE, 0);
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gtk_widget_show (vbox);
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frame = gtk_frame_new (_("Movement"));
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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table = gtk_table_new (2, 2, FALSE);
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gtk_table_set_col_spacings (GTK_TABLE (table), 4);
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gtk_table_set_row_spacings (GTK_TABLE (table), 2);
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gtk_container_set_border_width (GTK_CONTAINER (table), 4);
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gtk_container_add (GTK_CONTAINER (frame), table);
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gtk_widget_show (table);
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button = gimp_spin_button_new (&adjustment, p.params.move_max_rate,
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0.0, 100.0, 1.0, 10.0, 0, 1, 0);
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gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
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_("_Max (%):"), 1.0, 0.5,
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button, 1, TRUE);
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g_signal_connect (adjustment, "value_changed",
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G_CALLBACK (gimp_double_adjustment_update),
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&p.params.move_max_rate);
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button = gtk_check_button_new_with_mnemonic (_("_Wrap Around"));
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
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p.params.wrap_around);
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gtk_table_attach_defaults (GTK_TABLE (table), button, 0, 2, 1, 2);
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gtk_widget_show (button);
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g_signal_connect (button, "toggled",
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G_CALLBACK (gimp_toggle_button_update),
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&p.params.wrap_around);
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frame = gimp_int_radio_group_new (TRUE, _("Background Type"),
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G_CALLBACK (gimp_radio_button_update),
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&p.params.background_type,
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p.params.background_type,
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_("_Transparent"),
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BACKGROUND_TYPE_TRANSPARENT, NULL,
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_("I_nverted Image"),
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BACKGROUND_TYPE_INVERTED, NULL,
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_("Im_age"),
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BACKGROUND_TYPE_IMAGE, NULL,
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_("Fo_reground Color"),
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BACKGROUND_TYPE_FOREGROUND, NULL,
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_("Bac_kground Color"),
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BACKGROUND_TYPE_BACKGROUND, NULL,
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_("S_elect here:"),
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BACKGROUND_TYPE_COLOR, &button,
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NULL);
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gtk_box_pack_start (GTK_BOX (vbox), frame, TRUE, TRUE, 0);
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gtk_widget_show (frame);
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color_button = gimp_color_button_new (_("Background Color"), 100, 16,
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&p.params.background_color,
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p.drawable_has_alpha ?
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GIMP_COLOR_AREA_SMALL_CHECKS :
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GIMP_COLOR_AREA_FLAT);
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gtk_box_pack_start (GTK_BOX (GTK_BIN (frame)->child),
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color_button, TRUE, TRUE, 0);
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gtk_widget_show (color_button);
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gtk_widget_set_sensitive (color_button,
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p.params.background_type == BACKGROUND_TYPE_COLOR);
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g_object_set_data (G_OBJECT (button), "set_sensitive", color_button);
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g_signal_connect (color_button, "color_changed",
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G_CALLBACK (gimp_color_button_get_color),
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&p.params.background_color);
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gtk_widget_show (dialog);
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p.run = (gimp_dialog_run (GIMP_DIALOG (dialog)) == GTK_RESPONSE_OK);
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gtk_widget_destroy (dialog);
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}
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/*===========================================================================*/
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/* PLUGIN CORE */
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/*===========================================================================*/
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typedef struct _Tile
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{
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guint x;
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guint y;
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gint z;
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guint width;
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guint height;
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gint move_x;
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gint move_y;
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} Tile;
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static gint
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tile_compare (const void *x,
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const void *y)
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{
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return ((Tile *) x)->z - ((Tile *) y)->z;
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}
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static inline gdouble
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drand (void)
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{
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return g_random_double_range (-1, 1);
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}
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static inline void
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random_move (gint *x,
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gint *y,
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gint max)
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{
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gdouble angle = drand () * G_PI;
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gdouble radius = drand () * (gdouble) max;
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*x = (gint) (radius * cos (angle));
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*y = (gint) (radius * sin (angle));
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}
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static void
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overlap_RGB (guchar *base,
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const guchar *top)
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{
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base[0] = top[0];
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base[1] = top[1];
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base[2] = top[2];
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}
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static void
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overlap_RGBA (guchar *base,
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const guchar *top)
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{
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gdouble R1 = (gdouble) base[0] / 255.0;
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gdouble G1 = (gdouble) base[1] / 255.0;
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gdouble B1 = (gdouble) base[2] / 255.0;
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gdouble A1 = (gdouble) base[3] / 255.0;
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gdouble R2 = (gdouble) top[0] / 255.0;
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gdouble G2 = (gdouble) top[1] / 255.0;
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gdouble B2 = (gdouble) top[2] / 255.0;
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gdouble A2 = (gdouble) top[3] / 255.0;
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gdouble A3 = A2 + A1 * (1.0 - A2);
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if(0.0 < A3)
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{
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gdouble R3 = (R1 * A1 * (1.0 - A2) + R2 * A2) / A3;
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gdouble G3 = (G1 * A1 * (1.0 - A2) + G2 * A2) / A3;
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gdouble B3 = (B1 * A1 * (1.0 - A2) + B2 * A2) / A3;
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R3 = CLAMP (R3, 0.0, 1.0);
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G3 = CLAMP (G3, 0.0, 1.0);
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B3 = CLAMP (B3, 0.0, 1.0);
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base[0] = (guchar) (R3 * 255.0);
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base[1] = (guchar) (G3 * 255.0);
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base[2] = (guchar) (B3 * 255.0);
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base[3] = (guchar) (A3 * 255.0);
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}
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else
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{
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base[0] = 0;
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base[1] = 0;
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base[2] = 0;
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base[3] = 0;
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}
|
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}
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|
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static inline void
|
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filter (void)
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{
|
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static void (* overlap)(guchar *, const guchar *);
|
|
GimpPixelRgn src;
|
|
GimpPixelRgn dst;
|
|
GimpRGB color;
|
|
guchar pixel[4];
|
|
gint division_x;
|
|
gint division_y;
|
|
gint offset_x;
|
|
gint offset_y;
|
|
Tile *tiles;
|
|
gint numof_tiles;
|
|
Tile *t;
|
|
gint i;
|
|
gint x;
|
|
gint y;
|
|
gint move_max_pixels;
|
|
gint clear_x0;
|
|
gint clear_y0;
|
|
gint clear_x1;
|
|
gint clear_y1;
|
|
gint clear_width;
|
|
gint clear_height;
|
|
guchar *pixels;
|
|
guchar *buffer;
|
|
gint dindex;
|
|
gint sindex;
|
|
gint px, py;
|
|
GRand *gr;
|
|
|
|
gr = g_rand_new ();
|
|
|
|
/* INITIALIZE */
|
|
gimp_pixel_rgn_init (&src, p.drawable, 0, 0,
|
|
p.drawable->width, p.drawable->height, FALSE, FALSE);
|
|
gimp_pixel_rgn_init (&dst, p.drawable, 0, 0,
|
|
p.drawable->width, p.drawable->height, TRUE, TRUE);
|
|
pixels = g_new (guchar,
|
|
p.drawable->bpp * p.drawable->width * p.drawable->height);
|
|
buffer = g_new (guchar,
|
|
p.drawable->bpp * p.params.tile_size * p.params.tile_size);
|
|
|
|
overlap = p.drawable_has_alpha ? overlap_RGBA : overlap_RGB;
|
|
|
|
gimp_progress_init (_("Paper Tile..."));
|
|
|
|
gimp_drawable_mask_bounds (p.drawable->drawable_id,
|
|
&p.selection.x0, &p.selection.y0,
|
|
&p.selection.x1, &p.selection.y1);
|
|
p.selection.width = p.selection.x1 - p.selection.x0;
|
|
p.selection.height = p.selection.y1 - p.selection.y0;
|
|
|
|
gimp_tile_cache_ntiles (2 * (p.selection.width / gimp_tile_width () + 1));
|
|
|
|
/* TILES */
|
|
division_x = p.params.division_x;
|
|
division_y = p.params.division_y;
|
|
if (p.params.fractional_type == FRACTIONAL_TYPE_FORCE)
|
|
{
|
|
if (0 < p.drawable->width % p.params.tile_size) division_x++;
|
|
if (0 < p.drawable->height % p.params.tile_size) division_y++;
|
|
if (p.params.centering)
|
|
{
|
|
if (1 < p.drawable->width % p.params.tile_size)
|
|
{
|
|
division_x++;
|
|
offset_x =
|
|
(p.drawable->width % p.params.tile_size) / 2 -
|
|
p.params.tile_size;
|
|
}
|
|
else
|
|
{
|
|
offset_x = 0;
|
|
}
|
|
if (1 < p.drawable->height % p.params.tile_size)
|
|
{
|
|
division_y++;
|
|
offset_y =
|
|
(p.drawable->height % p.params.tile_size) / 2 -
|
|
p.params.tile_size;
|
|
}
|
|
else
|
|
{
|
|
offset_y = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
offset_x = 0;
|
|
offset_y = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (p.params.centering)
|
|
{
|
|
offset_x = (p.drawable->width % p.params.tile_size) / 2;
|
|
offset_y = (p.drawable->height % p.params.tile_size) / 2;
|
|
}
|
|
else
|
|
{
|
|
offset_x = 0;
|
|
offset_y = 0;
|
|
}
|
|
}
|
|
move_max_pixels = p.params.move_max_rate * p.params.tile_size / 100.0;
|
|
numof_tiles = division_x * division_y;
|
|
t = tiles = g_new(Tile, numof_tiles);
|
|
for (y = 0; y < division_y; y++)
|
|
{
|
|
gint srcy = offset_y + p.params.tile_size * y;
|
|
for (x = 0; x < division_x; x++, t++)
|
|
{
|
|
gint srcx = offset_x + p.params.tile_size * x;
|
|
if (srcx < 0)
|
|
{
|
|
t->x = 0;
|
|
t->width = srcx + p.params.tile_size;
|
|
}
|
|
else if (srcx + p.params.tile_size < p.drawable->width)
|
|
{
|
|
t->x = srcx;
|
|
t->width = p.params.tile_size;
|
|
}
|
|
else
|
|
{
|
|
t->x = srcx;
|
|
t->width = p.drawable->width - srcx;
|
|
}
|
|
if (srcy < 0)
|
|
{
|
|
t->y = 0;
|
|
t->height = srcy + p.params.tile_size;
|
|
}
|
|
else if (srcy + p.params.tile_size < p.drawable->height)
|
|
{
|
|
t->y = srcy;
|
|
t->height = p.params.tile_size;
|
|
}
|
|
else
|
|
{
|
|
t->y = srcy;
|
|
t->height = p.drawable->height - srcy;
|
|
}
|
|
t->z = g_rand_int (gr);
|
|
random_move (&t->move_x, &t->move_y, move_max_pixels);
|
|
}
|
|
}
|
|
qsort (tiles, numof_tiles, sizeof *tiles, tile_compare);
|
|
|
|
gimp_pixel_rgn_get_rect (&src, pixels, 0, 0, p.drawable->width,
|
|
p.drawable->height);
|
|
|
|
if (p.params.fractional_type == FRACTIONAL_TYPE_IGNORE)
|
|
{
|
|
clear_x0 = offset_x;
|
|
clear_y0 = offset_y;
|
|
clear_width = p.params.tile_size * division_x;
|
|
clear_height = p.params.tile_size * division_y;
|
|
}
|
|
else
|
|
{
|
|
clear_x0 = 0;
|
|
clear_y0 = 0;
|
|
clear_width = p.drawable->width;
|
|
clear_height = p.drawable->height;
|
|
}
|
|
clear_x1 = clear_x0 + clear_width;
|
|
clear_y1 = clear_y0 + clear_height;
|
|
|
|
switch (p.params.background_type)
|
|
{
|
|
case BACKGROUND_TYPE_TRANSPARENT:
|
|
for (y = clear_y0; y < clear_y1; y++)
|
|
{
|
|
for (x = clear_x0; x < clear_x1; x++)
|
|
{
|
|
dindex = p.drawable->bpp * (p.drawable->width * y + x);
|
|
for (i = 0; i < p.drawable->bpp; i++)
|
|
{
|
|
pixels[dindex+i] = 0;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case BACKGROUND_TYPE_INVERTED:
|
|
for (y = clear_y0; y < clear_y1; y++)
|
|
{
|
|
for (x = clear_x0; x < clear_x1; x++)
|
|
{
|
|
dindex = p.drawable->bpp * (p.drawable->width * y + x);
|
|
pixels[dindex+0] = 255 - pixels[dindex+0];
|
|
pixels[dindex+1] = 255 - pixels[dindex+1];
|
|
pixels[dindex+2] = 255 - pixels[dindex+2];
|
|
}
|
|
}
|
|
break;
|
|
|
|
case BACKGROUND_TYPE_IMAGE:
|
|
break;
|
|
|
|
case BACKGROUND_TYPE_FOREGROUND:
|
|
gimp_palette_get_foreground (&color);
|
|
gimp_rgb_get_uchar (&color, &pixel[0], &pixel[1], &pixel[2]);
|
|
pixel[3] = 255;
|
|
for (y = clear_y0; y < clear_y1; y++)
|
|
{
|
|
for (x = clear_x0; x < clear_x1; x++)
|
|
{
|
|
dindex = p.drawable->bpp * (p.drawable->width * y + x);
|
|
for (i = 0; i < p.drawable->bpp; i++)
|
|
{
|
|
pixels[dindex+i] = pixel[i];
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case BACKGROUND_TYPE_BACKGROUND:
|
|
gimp_palette_get_background (&color);
|
|
gimp_rgb_get_uchar (&color, &pixel[0], &pixel[1], &pixel[2]);
|
|
pixel[3] = 255;
|
|
for (y = clear_y0; y < clear_y1; y++)
|
|
{
|
|
for (x = clear_x0; x < clear_x1; x++)
|
|
{
|
|
dindex = p.drawable->bpp * (p.drawable->width * y + x);
|
|
for(i = 0; i < p.drawable->bpp; i++)
|
|
{
|
|
pixels[dindex+i] = pixel[i];
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case BACKGROUND_TYPE_COLOR:
|
|
gimp_rgba_get_uchar (&p.params.background_color,
|
|
pixel, pixel + 1, pixel + 2, pixel + 3);
|
|
for (y = clear_y0; y < clear_y1; y++)
|
|
{
|
|
for (x = clear_x0; x < clear_x1; x++)
|
|
{
|
|
dindex = p.drawable->bpp * (p.drawable->width * y + x);
|
|
for(i = 0; i < p.drawable->bpp; i++)
|
|
{
|
|
pixels[dindex+i] = pixel[i];
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
/* DRAW */
|
|
for (t = tiles, i = 0; i < numof_tiles; i++, t++)
|
|
{
|
|
gint x0 = t->x + t->move_x;
|
|
gint y0 = t->y + t->move_y;
|
|
|
|
gimp_pixel_rgn_get_rect (&src, buffer, t->x, t->y, t->width, t->height);
|
|
|
|
for (y = 0; y < t->height; y++)
|
|
{
|
|
py = y0 + y;
|
|
for (x = 0; x < t->width; x++)
|
|
{
|
|
px = x0 + x;
|
|
sindex = p.drawable->bpp * (t->width * y + x);
|
|
if (0 <= px && px < p.drawable->width &&
|
|
0 <= py && py < p.drawable->height)
|
|
{
|
|
dindex = p.drawable->bpp * (p.drawable->width * py + px);
|
|
overlap(&pixels[dindex], &buffer[sindex]);
|
|
}
|
|
else if (p.params.wrap_around)
|
|
{
|
|
px = (px + p.drawable->width) % p.drawable->width;
|
|
py = (py + p.drawable->height) % p.drawable->height;
|
|
dindex = p.drawable->bpp * (p.drawable->width * py + px);
|
|
overlap(&pixels[dindex], &buffer[sindex]);
|
|
}
|
|
}
|
|
}
|
|
|
|
gimp_progress_update ((gdouble) i / (gdouble) numof_tiles);
|
|
}
|
|
|
|
gimp_pixel_rgn_set_rect (&dst, pixels, 0, 0, p.drawable->width,
|
|
p.drawable->height);
|
|
|
|
gimp_drawable_flush (p.drawable);
|
|
gimp_drawable_merge_shadow (p.drawable->drawable_id, TRUE);
|
|
gimp_drawable_update (p.drawable->drawable_id,
|
|
p.selection.x0, p.selection.y0,
|
|
p.selection.width, p.selection.height);
|
|
|
|
g_rand_free (gr);
|
|
g_free (buffer);
|
|
g_free (pixels);
|
|
g_free (tiles);
|
|
}
|
|
|
|
/*============================================================================*/
|
|
/* PLUGIN INTERFACES */
|
|
/*============================================================================*/
|
|
|
|
static void
|
|
plugin_query (void)
|
|
{
|
|
static GimpParamDef args[] =
|
|
{
|
|
{ GIMP_PDB_INT32, "run_mode", "run mode" },
|
|
{ GIMP_PDB_IMAGE, "image", "input image" },
|
|
{ GIMP_PDB_DRAWABLE, "drawable", "input drawable" },
|
|
{ GIMP_PDB_INT32, "tile_size", "tile size (pixels)" },
|
|
{ GIMP_PDB_FLOAT, "move_max", "max move rate (%)" },
|
|
{ GIMP_PDB_INT32, "fractional_type", "0:Background 1:Ignore 2:Force" },
|
|
{ GIMP_PDB_INT32, "wrap_around", "wrap around (bool)" },
|
|
{ GIMP_PDB_INT32, "centering", "centering (bool)" },
|
|
{ GIMP_PDB_INT32, "background_type",
|
|
"0:Transparent 1:Inverted 2:Image? 3:FG 4:BG 5:Color" },
|
|
{ GIMP_PDB_INT32, "background_color", "background color (for bg-type 5)" },
|
|
{ GIMP_PDB_INT32, "background_alpha", "opacity (for bg-type 5)" }
|
|
};
|
|
|
|
gimp_install_procedure (PLUGIN_PROCEDURE_NAME,
|
|
"Cuts an image into paper tiles, and slides each paper tile.",
|
|
"This plug-in cuts an image into paper tiles and slides each paper tile.",
|
|
"Hirotsuna Mizuno <s1041150@u-aizu.ac.jp>",
|
|
"Copyright (c)1997-1999 Hirotsuna Mizuno",
|
|
_("September 31, 1999"),
|
|
N_("<Image>/Filters/Map/_Paper Tile..."),
|
|
"RGB*",
|
|
GIMP_PLUGIN,
|
|
G_N_ELEMENTS (args), 0,
|
|
args, NULL);
|
|
}
|
|
|
|
static void
|
|
plugin_run (const gchar *name,
|
|
gint numof_params,
|
|
const GimpParam *params,
|
|
gint *numof_return_vals,
|
|
GimpParam **return_vals)
|
|
{
|
|
GimpPDBStatusType status;
|
|
|
|
INIT_I18N ();
|
|
|
|
status = GIMP_PDB_SUCCESS;
|
|
p.run = FALSE;
|
|
p.run_mode = params[0].data.d_int32;
|
|
p.image = params[1].data.d_image;
|
|
p.drawable = gimp_drawable_get(params[2].data.d_drawable);
|
|
p.drawable_has_alpha = gimp_drawable_has_alpha(p.drawable->drawable_id);
|
|
|
|
if (gimp_drawable_is_rgb (p.drawable->drawable_id))
|
|
{
|
|
switch (p.run_mode)
|
|
{
|
|
case GIMP_RUN_INTERACTIVE:
|
|
params_load_from_gimp ();
|
|
open_dialog ();
|
|
break;
|
|
|
|
case GIMP_RUN_NONINTERACTIVE:
|
|
if (numof_params == 11)
|
|
{
|
|
p.params.tile_size = params[3].data.d_int32;
|
|
p.params.division_x = p.drawable->width / p.params.tile_size;
|
|
p.params.division_y = p.drawable->height / p.params.tile_size;
|
|
p.params.move_max_rate = params[4].data.d_float;
|
|
p.params.fractional_type = (FractionalType)params[5].data.d_int32;
|
|
p.params.wrap_around = params[6].data.d_int32;
|
|
p.params.centering = params[7].data.d_int32;
|
|
p.params.background_type = (BackgroundType)params[8].data.d_int32;
|
|
p.params.background_color = params[9].data.d_color;
|
|
|
|
/* FIXME: this used to be the alpha value
|
|
params[10].data.d_int32
|
|
*/
|
|
p.run = TRUE;
|
|
}
|
|
else
|
|
{
|
|
status = GIMP_PDB_CALLING_ERROR;
|
|
}
|
|
break;
|
|
|
|
case GIMP_RUN_WITH_LAST_VALS:
|
|
params_load_from_gimp ();
|
|
p.run = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
status = GIMP_PDB_EXECUTION_ERROR;
|
|
}
|
|
|
|
if (status == GIMP_PDB_SUCCESS && p.run)
|
|
{
|
|
params_save_to_gimp ();
|
|
|
|
filter ();
|
|
|
|
if (p.run_mode != GIMP_RUN_NONINTERACTIVE)
|
|
gimp_displays_flush ();
|
|
}
|
|
|
|
gimp_drawable_detach (p.drawable);
|
|
|
|
{
|
|
static GimpParam return_value[1];
|
|
return_value[0].type = GIMP_PDB_STATUS;
|
|
return_value[0].data.d_status = status;
|
|
*numof_return_vals = 1;
|
|
*return_vals = return_value;
|
|
}
|
|
}
|
|
|
|
GimpPlugInInfo PLUG_IN_INFO =
|
|
{
|
|
NULL,
|
|
NULL,
|
|
plugin_query,
|
|
plugin_run
|
|
};
|
|
|
|
MAIN ()
|