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Diffstat (limited to 'plug-ins/common/tile.c')
-rw-r--r-- | plug-ins/common/tile.c | 505 |
1 files changed, 505 insertions, 0 deletions
diff --git a/plug-ins/common/tile.c b/plug-ins/common/tile.c new file mode 100644 index 0000000..a74b7fe --- /dev/null +++ b/plug-ins/common/tile.c @@ -0,0 +1,505 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * 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 3 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, see <https://www.gnu.org/licenses/>. + */ + +/* + * This filter tiles an image to arbitrary width and height + */ +#include "config.h" + +#include <string.h> + +#include <libgimp/gimp.h> +#include <libgimp/gimpui.h> + +#include "libgimp/stdplugins-intl.h" + + +#define PLUG_IN_PROC "plug-in-tile" +#define PLUG_IN_BINARY "tile" +#define PLUG_IN_ROLE "gimp-tile" + + +typedef struct +{ + gint new_width; + gint new_height; + gint constrain; + gint new_image; +} TileVals; + + +/* Declare local functions. + */ +static void query (void); + +static void run (const gchar *name, + gint nparams, + const GimpParam *param, + gint *nreturn_vals, + GimpParam **return_vals); + +static void tile (gint32 image_id, + gint32 drawable_id, + gint32 *new_image_id, + gint32 *new_layer_id); + +static void tile_gegl (GeglBuffer *src, + gint src_width, + gint src_height, + GeglBuffer *dst, + gint dst_width, + gint dst_height); + +static gboolean tile_dialog (gint32 image_ID, + gint32 drawable_ID); + + +const GimpPlugInInfo PLUG_IN_INFO = +{ + NULL, /* init_proc */ + NULL, /* quit_proc */ + query, /* query_proc */ + run, /* run_proc */ +}; + +static TileVals tvals = +{ + 1, /* new_width */ + 1, /* new_height */ + TRUE, /* constrain */ + TRUE /* new_image */ +}; + + +MAIN () + +static void +query (void) +{ + static const GimpParamDef args[] = + { + { GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" }, + { GIMP_PDB_IMAGE, "image", "Input image (unused)" }, + { GIMP_PDB_DRAWABLE, "drawable", "Input drawable" }, + { GIMP_PDB_INT32, "new-width", "New (tiled) image width" }, + { GIMP_PDB_INT32, "new-height", "New (tiled) image height" }, + { GIMP_PDB_INT32, "new-image", "Create a new image?" } + }; + + static const GimpParamDef return_vals[] = + { + { GIMP_PDB_IMAGE, "new-image", "Output image (-1 if new-image == FALSE)" }, + { GIMP_PDB_LAYER, "new-layer", "Output layer (-1 if new-image == FALSE)" } + }; + + gimp_install_procedure (PLUG_IN_PROC, + N_("Create an array of copies of the image"), + "This function creates a new image with a single " + "layer sized to the specified 'new_width' and " + "'new_height' parameters. The specified drawable " + "is tiled into this layer. The new layer will have " + "the same type as the specified drawable and the " + "new image will have a corresponding base type.", + "Spencer Kimball & Peter Mattis", + "Spencer Kimball & Peter Mattis", + "1996-1997", + N_("_Tile..."), + "RGB*, GRAY*, INDEXED*", + GIMP_PLUGIN, + G_N_ELEMENTS (args), + G_N_ELEMENTS (return_vals), + args, return_vals); + + gimp_plugin_menu_register (PLUG_IN_PROC, "<Image>/Filters/Map"); +} + +static void +run (const gchar *name, + gint nparams, + const GimpParam *param, + gint *nreturn_vals, + GimpParam **return_vals) +{ + static GimpParam values[3]; + GimpRunMode run_mode; + GimpPDBStatusType status = GIMP_PDB_SUCCESS; + + run_mode = param[0].data.d_int32; + + INIT_I18N (); + gegl_init (NULL, NULL); + + *nreturn_vals = 3; + *return_vals = values; + + values[0].type = GIMP_PDB_STATUS; + values[0].data.d_status = status; + values[1].type = GIMP_PDB_IMAGE; + values[2].type = GIMP_PDB_LAYER; + + switch (run_mode) + { + case GIMP_RUN_INTERACTIVE: + /* Possibly retrieve data */ + gimp_get_data (PLUG_IN_PROC, &tvals); + + /* First acquire information with a dialog */ + if (! tile_dialog (param[1].data.d_image, + param[2].data.d_drawable)) + return; + break; + + case GIMP_RUN_NONINTERACTIVE: + /* Make sure all the arguments are there! */ + if (nparams != 6) + { + status = GIMP_PDB_CALLING_ERROR; + } + else + { + tvals.new_width = param[3].data.d_int32; + tvals.new_height = param[4].data.d_int32; + tvals.new_image = param[5].data.d_int32 ? TRUE : FALSE; + + if (tvals.new_width < 1 || tvals.new_height < 1) + status = GIMP_PDB_CALLING_ERROR; + } + break; + + case GIMP_RUN_WITH_LAST_VALS: + /* Possibly retrieve data */ + gimp_get_data (PLUG_IN_PROC, &tvals); + break; + + default: + break; + } + + if (status == GIMP_PDB_SUCCESS) + { + gint32 new_layer_id; + gint32 new_image_id; + + gimp_progress_init (_("Tiling")); + + tile (param[1].data.d_image, + param[2].data.d_drawable, + &new_image_id, + &new_layer_id); + + values[1].data.d_image = new_image_id; + values[2].data.d_layer = new_layer_id; + + /* Store data */ + if (run_mode == GIMP_RUN_INTERACTIVE) + gimp_set_data (PLUG_IN_PROC, &tvals, sizeof (TileVals)); + + if (run_mode != GIMP_RUN_NONINTERACTIVE) + { + if (tvals.new_image) + gimp_display_new (values[1].data.d_image); + else + gimp_displays_flush (); + } + } + + values[0].data.d_status = status; + + gegl_exit (); +} + +static void +tile_gegl (GeglBuffer *src, + gint src_width, + gint src_height, + GeglBuffer *dst, + gint dst_width, + gint dst_height) +{ + GeglNode *node; + GeglNode *buffer_src_node; + GeglNode *tile_node; + GeglNode *crop_src_node; + GeglNode *crop_dst_node; + GeglNode *buffer_dst_node; + + GeglProcessor *processor; + gdouble progress; + + node = gegl_node_new (); + + buffer_src_node = gegl_node_new_child (node, + "operation", "gegl:buffer-source", + "buffer", src, + NULL); + + crop_src_node = gegl_node_new_child (node, + "operation", "gegl:crop", + "width", (gdouble) src_width, + "height", (gdouble) src_height, + NULL); + + tile_node = gegl_node_new_child (node, + "operation", "gegl:tile", + NULL); + + crop_dst_node = gegl_node_new_child (node, + "operation", "gegl:crop", + "width", (gdouble) dst_width, + "height", (gdouble) dst_height, + NULL); + + buffer_dst_node = gegl_node_new_child (node, + "operation", "gegl:write-buffer", + "buffer", dst, + NULL); + + gegl_node_link_many (buffer_src_node, + crop_src_node, + tile_node, + crop_dst_node, + buffer_dst_node, + NULL); + + processor = gegl_node_new_processor (buffer_dst_node, NULL); + + while (gegl_processor_work (processor, &progress)) + if (!((gint) (progress * 100.0) % 10)) + gimp_progress_update (progress); + + gimp_progress_update (1.0); + + g_object_unref (processor); + g_object_unref (node); +} + +static void +tile (gint32 image_id, + gint32 drawable_id, + gint32 *new_image_id, + gint32 *new_layer_id) +{ + gint32 dst_drawable_id; + GeglBuffer *dst_buffer; + GeglBuffer *src_buffer; + gint dst_width = tvals.new_width; + gint dst_height = tvals.new_height; + gint src_width = gimp_drawable_width (drawable_id); + gint src_height = gimp_drawable_height (drawable_id); + + GimpImageBaseType image_type = GIMP_RGB; + + /* sanity check parameters */ + if (dst_width < 1 || dst_height < 1) + { + *new_image_id = -1; + *new_layer_id = -1; + return; + } + + if (tvals.new_image) + { + /* create a new image */ + gint32 precision = gimp_image_get_precision (image_id); + + switch (gimp_drawable_type (drawable_id)) + { + case GIMP_RGB_IMAGE: + case GIMP_RGBA_IMAGE: + image_type = GIMP_RGB; + break; + + case GIMP_GRAY_IMAGE: + case GIMP_GRAYA_IMAGE: + image_type = GIMP_GRAY; + break; + + case GIMP_INDEXED_IMAGE: + case GIMP_INDEXEDA_IMAGE: + image_type = GIMP_INDEXED; + break; + } + + *new_image_id = gimp_image_new_with_precision (dst_width, + dst_height, + image_type, + precision); + gimp_image_undo_disable (*new_image_id); + + /* copy the colormap, if necessary */ + if (image_type == GIMP_INDEXED) + { + guchar *cmap; + gint ncols; + + cmap = gimp_image_get_colormap (image_id, &ncols); + gimp_image_set_colormap (*new_image_id, cmap, ncols); + g_free (cmap); + } + + *new_layer_id = gimp_layer_new (*new_image_id, _("Background"), + dst_width, dst_height, + gimp_drawable_type (drawable_id), + 100, + gimp_image_get_default_new_layer_mode (*new_image_id)); + + if (*new_layer_id == -1) + return; + + gimp_image_insert_layer (*new_image_id, *new_layer_id, -1, 0); + dst_drawable_id = *new_layer_id; + } + else + { + *new_image_id = -1; + *new_layer_id = -1; + + gimp_image_undo_group_start (image_id); + gimp_image_resize (image_id, dst_width, dst_height, 0, 0); + + if (gimp_item_is_layer (drawable_id)) + gimp_layer_resize (drawable_id, dst_width, dst_height, 0, 0); + else if (gimp_item_is_layer_mask (drawable_id)) + { + gint32 layer_id = gimp_layer_from_mask (drawable_id); + gimp_layer_resize (layer_id, dst_width, dst_height, 0, 0); + } + + dst_drawable_id = drawable_id; + } + + src_buffer = gimp_drawable_get_buffer (drawable_id); + dst_buffer = gimp_drawable_get_buffer (dst_drawable_id); + + tile_gegl (src_buffer, src_width, src_height, + dst_buffer, dst_width, dst_height); + + gegl_buffer_flush (dst_buffer); + gimp_drawable_update (dst_drawable_id, 0, 0, dst_width, dst_height); + + if (tvals.new_image) + { + gimp_image_undo_enable (*new_image_id); + } + else + { + gimp_image_undo_group_end (image_id); + } + + g_object_unref (src_buffer); + g_object_unref (dst_buffer); +} + +static gboolean +tile_dialog (gint32 image_ID, + gint32 drawable_ID) +{ + GtkWidget *dlg; + GtkWidget *vbox; + GtkWidget *frame; + GtkWidget *sizeentry; + GtkWidget *chainbutton; + GtkWidget *toggle; + gint width; + gint height; + gdouble xres; + gdouble yres; + GimpUnit unit; + gboolean run; + + gimp_ui_init (PLUG_IN_BINARY, FALSE); + + width = gimp_drawable_width (drawable_ID); + height = gimp_drawable_height (drawable_ID); + unit = gimp_image_get_unit (image_ID); + gimp_image_get_resolution (image_ID, &xres, &yres); + + tvals.new_width = width; + tvals.new_height = height; + + dlg = gimp_dialog_new (_("Tile"), PLUG_IN_ROLE, + NULL, 0, + gimp_standard_help_func, PLUG_IN_PROC, + + _("_Cancel"), GTK_RESPONSE_CANCEL, + _("_OK"), GTK_RESPONSE_OK, + + NULL); + + gtk_dialog_set_alternative_button_order (GTK_DIALOG (dlg), + GTK_RESPONSE_OK, + GTK_RESPONSE_CANCEL, + -1); + + gimp_window_set_transient (GTK_WINDOW (dlg)); + + vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12); + gtk_container_set_border_width (GTK_CONTAINER (vbox), 12); + gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dlg))), + vbox, TRUE, TRUE, 0); + gtk_widget_show (vbox); + + frame = gimp_frame_new (_("Tile to New Size")); + gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0); + gtk_widget_show (frame); + + sizeentry = gimp_coordinates_new (unit, "%a", TRUE, TRUE, 8, + GIMP_SIZE_ENTRY_UPDATE_SIZE, + + tvals.constrain, TRUE, + + _("_Width:"), width, xres, + 1, GIMP_MAX_IMAGE_SIZE, + 0, width, + + _("_Height:"), height, yres, + 1, GIMP_MAX_IMAGE_SIZE, + 0, height); + gtk_container_add (GTK_CONTAINER (frame), sizeentry); + gtk_table_set_row_spacing (GTK_TABLE (sizeentry), 1, 6); + gtk_widget_show (sizeentry); + + chainbutton = GTK_WIDGET (GIMP_COORDINATES_CHAINBUTTON (sizeentry)); + + toggle = gtk_check_button_new_with_mnemonic (_("C_reate new image")); + gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle), tvals.new_image); + gtk_box_pack_start (GTK_BOX (vbox), toggle, FALSE, FALSE, 0); + gtk_widget_show (toggle); + + g_signal_connect (toggle, "toggled", + G_CALLBACK (gimp_toggle_button_update), + &tvals.new_image); + + gtk_widget_show (dlg); + + run = (gimp_dialog_run (GIMP_DIALOG (dlg)) == GTK_RESPONSE_OK); + + if (run) + { + tvals.new_width = + RINT (gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (sizeentry), 0)); + tvals.new_height = + RINT (gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (sizeentry), 1)); + + tvals.constrain = + gimp_chain_button_get_active (GIMP_CHAIN_BUTTON (chainbutton)); + } + + gtk_widget_destroy (dlg); + + return run; +} |