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Diffstat (limited to '')
| -rw-r--r-- | plug-ins/common/qbist.c | 912 |
1 files changed, 912 insertions, 0 deletions
diff --git a/plug-ins/common/qbist.c b/plug-ins/common/qbist.c new file mode 100644 index 0000000..5b4a6ed --- /dev/null +++ b/plug-ins/common/qbist.c @@ -0,0 +1,912 @@ +/* + * Written 1997 Jens Ch. Restemeier <jrestemeier@currantbun.com> + * This program is based on an algorithm / article by + * Jörn Loviscach. + * + * It appeared in c't 10/95, page 326 and is called + * "Ausgewürfelt - Moderne Kunst algorithmisch erzeugen" + * (~modern art created with algorithms). + * + * It generates one main formula (the middle button) and 8 variations of it. + * If you select a variation it becomes the new main formula. If you + * press "OK" the main formula will be applied to the image. + * + * 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/>. + * + */ + +#include "config.h" + +#include <string.h> +#include <limits.h> + +#include <glib/gstdio.h> + +#include <libgimp/gimp.h> +#include <libgimp/gimpui.h> + +#include "libgimp/stdplugins-intl.h" + + +/** qbist renderer ***********************************************************/ + +#define MAX_TRANSFORMS 36 +#define NUM_REGISTERS 6 +#define PREVIEW_SIZE 64 + +#define PLUG_IN_PROC "plug-in-qbist" +#define PLUG_IN_BINARY "qbist" +#define PLUG_IN_ROLE "gimp-qbist" +#define PLUG_IN_VERSION "January 2001, 1.12" + +/** types *******************************************************************/ + +/* experiment with this */ +typedef gfloat vreg[3]; + +typedef enum +{ + PROJECTION, + SHIFT, + SHIFTBACK, + ROTATE, + ROTATE2, + MULTIPLY, + SINE, + CONDITIONAL, + COMPLEMENT +} TransformType; + +#define NUM_TRANSFORMS (COMPLEMENT + 1) + + +typedef struct +{ + TransformType transformSequence[MAX_TRANSFORMS]; + gint source[MAX_TRANSFORMS]; + gint control[MAX_TRANSFORMS]; + gint dest[MAX_TRANSFORMS]; +} ExpInfo; + +typedef struct +{ + ExpInfo info; + gint oversampling; + gchar path[PATH_MAX]; +} QbistInfo; + + +/** prototypes **************************************************************/ + +static void query (void); +static void run (const gchar *name, + gint nparams, + const GimpParam *param, + gint *nreturn_vals, + GimpParam **return_vals); + +static gboolean dialog_run (void); +static void dialog_new_variations (GtkWidget *widget, + gpointer data); +static void dialog_update_previews (GtkWidget *widget, + gpointer data); +static void dialog_select_preview (GtkWidget *widget, + ExpInfo *n_info); + +static QbistInfo qbist_info; +static GRand *gr = NULL; + + +/** qbist functions *********************************************************/ + +static void +create_info (ExpInfo *info) +{ + gint k; + + for (k = 0; k < MAX_TRANSFORMS; k++) + { + info->transformSequence[k] = g_rand_int_range (gr, 0, NUM_TRANSFORMS); + info->source[k] = g_rand_int_range (gr, 0, NUM_REGISTERS); + info->control[k] = g_rand_int_range (gr, 0, NUM_REGISTERS); + info->dest[k] = g_rand_int_range (gr, 0, NUM_REGISTERS); + } +} + +static void +modify_info (ExpInfo *o_info, + ExpInfo *n_info) +{ + gint k, n; + + *n_info = *o_info; + n = g_rand_int_range (gr, 0, MAX_TRANSFORMS); + for (k = 0; k < n; k++) + { + switch (g_rand_int_range (gr, 0, 4)) + { + case 0: + n_info->transformSequence[g_rand_int_range (gr, 0, MAX_TRANSFORMS)] = + g_rand_int_range (gr, 0, NUM_TRANSFORMS); + break; + + case 1: + n_info->source[g_rand_int_range (gr, 0, MAX_TRANSFORMS)] = + g_rand_int_range (gr, 0, NUM_REGISTERS); + break; + + case 2: + n_info->control[g_rand_int_range (gr, 0, MAX_TRANSFORMS)] = + g_rand_int_range (gr, 0, NUM_REGISTERS); + break; + + case 3: + n_info->dest[g_rand_int_range (gr, 0, MAX_TRANSFORMS)] = + g_rand_int_range (gr, 0, NUM_REGISTERS); + break; + } + } +} + +/* + * Optimizer + */ +static gint used_trans_flag[MAX_TRANSFORMS]; +static gint used_reg_flag[NUM_REGISTERS]; + +static void +check_last_modified (ExpInfo *info, + gint p, + gint n) +{ + p--; + while ((p >= 0) && (info->dest[p] != n)) + p--; + if (p < 0) + used_reg_flag[n] = 1; + else + { + used_trans_flag[p] = 1; + check_last_modified (info, p, info->source[p]); + check_last_modified (info, p, info->control[p]); + } +} + +static void +optimize (ExpInfo *info) +{ + gint i; + + /* double-arg fix: */ + for (i = 0; i < MAX_TRANSFORMS; i++) + { + used_trans_flag[i] = 0; + if (i < NUM_REGISTERS) + used_reg_flag[i] = 0; + /* double-arg fix: */ + switch (info->transformSequence[i]) + { + case ROTATE: + case ROTATE2: + case COMPLEMENT: + info->control[i] = info->dest[i]; + break; + + default: + break; + } + } + /* check for last modified item */ + check_last_modified (info, MAX_TRANSFORMS, 0); +} + +static void +qbist (ExpInfo *info, + gfloat *buffer, + gint xp, + gint yp, + gint num, + gint width, + gint height, + gint oversampling) +{ + gint gx; + + vreg reg[NUM_REGISTERS]; + + for (gx = 0; gx < num; gx++) + { + gfloat accum[3]; + gint yy, i; + + for (i = 0; i < 3; i++) + { + accum[i] = 0.0; + } + + for (yy = 0; yy < oversampling; yy++) + { + gint xx; + + for (xx = 0; xx < oversampling; xx++) + { + for (i = 0; i < NUM_REGISTERS; i++) + { + if (used_reg_flag[i]) + { + reg[i][0] = ((gfloat) ((gx + xp) * oversampling + xx)) / ((gfloat) (width * oversampling)); + reg[i][1] = ((gfloat) (yp * oversampling + yy)) / ((gfloat) (height * oversampling)); + reg[i][2] = ((gfloat) i) / ((gfloat) NUM_REGISTERS); + } + } + + for (i = 0; i < MAX_TRANSFORMS; i++) + { + gushort sr, cr, dr; + + sr = info->source[i]; + cr = info->control[i]; + dr = info->dest[i]; + + if (used_trans_flag[i]) + switch (info->transformSequence[i]) + { + case PROJECTION: + { + gfloat scalarProd; + + scalarProd = (reg[sr][0] * reg[cr][0]) + + (reg[sr][1] * reg[cr][1]) + (reg[sr][2] * reg[cr][2]); + + reg[dr][0] = scalarProd * reg[sr][0]; + reg[dr][1] = scalarProd * reg[sr][1]; + reg[dr][2] = scalarProd * reg[sr][2]; + break; + } + + case SHIFT: + reg[dr][0] = reg[sr][0] + reg[cr][0]; + if (reg[dr][0] >= 1.0) + reg[dr][0] -= 1.0; + reg[dr][1] = reg[sr][1] + reg[cr][1]; + if (reg[dr][1] >= 1.0) + reg[dr][1] -= 1.0; + reg[dr][2] = reg[sr][2] + reg[cr][2]; + if (reg[dr][2] >= 1.0) + reg[dr][2] -= 1.0; + break; + + case SHIFTBACK: + reg[dr][0] = reg[sr][0] - reg[cr][0]; + if (reg[dr][0] <= 0.0) + reg[dr][0] += 1.0; + reg[dr][1] = reg[sr][1] - reg[cr][1]; + if (reg[dr][1] <= 0.0) + reg[dr][1] += 1.0; + reg[dr][2] = reg[sr][2] - reg[cr][2]; + if (reg[dr][2] <= 0.0) + reg[dr][2] += 1.0; + break; + + case ROTATE: + reg[dr][0] = reg[sr][1]; + reg[dr][1] = reg[sr][2]; + reg[dr][2] = reg[sr][0]; + break; + + case ROTATE2: + reg[dr][0] = reg[sr][2]; + reg[dr][1] = reg[sr][0]; + reg[dr][2] = reg[sr][1]; + break; + + case MULTIPLY: + reg[dr][0] = reg[sr][0] * reg[cr][0]; + reg[dr][1] = reg[sr][1] * reg[cr][1]; + reg[dr][2] = reg[sr][2] * reg[cr][2]; + break; + + case SINE: + reg[dr][0] = 0.5 + (0.5 * sin (20.0 * reg[sr][0] * reg[cr][0])); + reg[dr][1] = 0.5 + (0.5 * sin (20.0 * reg[sr][1] * reg[cr][1])); + reg[dr][2] = 0.5 + (0.5 * sin (20.0 * reg[sr][2] * reg[cr][2])); + break; + + case CONDITIONAL: + if ((reg[cr][0] + reg[cr][1] + reg[cr][2]) > 0.5) + { + reg[dr][0] = reg[sr][0]; + reg[dr][1] = reg[sr][1]; + reg[dr][2] = reg[sr][2]; + } + else + { + reg[dr][0] = reg[cr][0]; + reg[dr][1] = reg[cr][1]; + reg[dr][2] = reg[cr][2]; + } + break; + + case COMPLEMENT: + reg[dr][0] = 1.0 - reg[sr][0]; + reg[dr][1] = 1.0 - reg[sr][1]; + reg[dr][2] = 1.0 - reg[sr][2]; + break; + } + } + + accum[0] += reg[0][0]; + accum[1] += reg[0][1]; + accum[2] += reg[0][2]; + } + } + + buffer[0] = accum[0] / (gfloat) (oversampling * oversampling); + buffer[1] = accum[1] / (gfloat) (oversampling * oversampling); + buffer[2] = accum[2] / (gfloat) (oversampling * oversampling); + buffer[3] = 1.0; + + buffer += 4; + } +} + +/** Plugin interface *********************************************************/ + +const GimpPlugInInfo PLUG_IN_INFO = +{ + NULL, /* init_proc */ + NULL, /* quit_proc */ + query, /* query_proc */ + run /* run_proc */ +}; + +MAIN () + +static void +query (void) +{ + 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_install_procedure (PLUG_IN_PROC, + N_("Generate a huge variety of abstract patterns"), + "This Plug-in is based on an article by " + "Jörn Loviscach (appeared in c't 10/95, page 326). " + "It generates modern art pictures from a random " + "genetic formula.", + "Jörn Loviscach, Jens Ch. Restemeier", + "Jörn Loviscach, Jens Ch. Restemeier", + PLUG_IN_VERSION, + N_("_Qbist..."), + "RGB*", + GIMP_PLUGIN, + G_N_ELEMENTS (args), 0, + args, NULL); + + gimp_plugin_menu_register (PLUG_IN_PROC, "<Image>/Filters/Render/Pattern"); +} + +static void +run (const gchar *name, + gint nparams, + const GimpParam *param, + gint *nreturn_vals, + GimpParam **return_vals) +{ + static GimpParam values[1]; + gint sel_x1, sel_y1, sel_width, sel_height; + gint img_height, img_width; + GimpRunMode run_mode; + gint32 drawable_id; + GimpPDBStatusType status; + + *nreturn_vals = 1; + *return_vals = values; + + status = GIMP_PDB_SUCCESS; + + if (param[0].type != GIMP_PDB_INT32) + status = GIMP_PDB_CALLING_ERROR; + run_mode = param[0].data.d_int32; + + INIT_I18N (); + gegl_init (NULL, NULL); + + if (param[2].type != GIMP_PDB_DRAWABLE) + status = GIMP_PDB_CALLING_ERROR; + + drawable_id = param[2].data.d_drawable; + + img_width = gimp_drawable_width (drawable_id); + img_height = gimp_drawable_height (drawable_id); + + if (! gimp_drawable_is_rgb (drawable_id)) + status = GIMP_PDB_CALLING_ERROR; + + if (! gimp_drawable_mask_intersect (drawable_id, + &sel_x1, &sel_y1, + &sel_width, &sel_height)) + { + values[0].type = GIMP_PDB_STATUS; + values[0].data.d_status = status; + + return; + } + + if (status == GIMP_PDB_SUCCESS) + { + gr = g_rand_new (); + + memset (&qbist_info, 0, sizeof (qbist_info)); + create_info (&qbist_info.info); + qbist_info.oversampling = 4; + + switch (run_mode) + { + case GIMP_RUN_INTERACTIVE: + /* Possibly retrieve data */ + gimp_get_data (PLUG_IN_PROC, &qbist_info); + + /* Get information from the dialog */ + if (dialog_run ()) + { + status = GIMP_PDB_SUCCESS; + gimp_set_data (PLUG_IN_PROC, &qbist_info, sizeof (QbistInfo)); + } + else + status = GIMP_PDB_EXECUTION_ERROR; + break; + + case GIMP_RUN_NONINTERACTIVE: + status = GIMP_PDB_CALLING_ERROR; + break; + + case GIMP_RUN_WITH_LAST_VALS: + /* Possibly retrieve data */ + gimp_get_data (PLUG_IN_PROC, &qbist_info); + status = GIMP_PDB_SUCCESS; + break; + + default: + status = GIMP_PDB_CALLING_ERROR; + break; + } + + if (status == GIMP_PDB_SUCCESS) + { + GeglBuffer *buffer; + GeglBufferIterator *iter; + gint total_pixels = img_width * img_height; + gint done_pixels = 0; + + buffer = gimp_drawable_get_shadow_buffer (drawable_id); + + iter = gegl_buffer_iterator_new (buffer, + GEGL_RECTANGLE (0, 0, + img_width, img_height), + 0, babl_format ("R'G'B'A float"), + GEGL_ACCESS_READWRITE, + GEGL_ABYSS_NONE, 1); + + optimize (&qbist_info.info); + + gimp_progress_init (_("Qbist")); + + while (gegl_buffer_iterator_next (iter)) + { + gfloat *data = iter->items[0].data; + GeglRectangle roi = iter->items[0].roi; + gint row; + + for (row = 0; row < roi.height; row++) + { + qbist (&qbist_info.info, + data + row * roi.width * 4, + roi.x, + roi.y + row, + roi.width, + sel_width, + sel_height, + qbist_info.oversampling); + } + + done_pixels += roi.width * roi.height; + + gimp_progress_update ((gdouble) done_pixels / + (gdouble) total_pixels); + } + + g_object_unref (buffer); + + gimp_progress_update (1.0); + + gimp_drawable_merge_shadow (drawable_id, TRUE); + gimp_drawable_update (drawable_id, sel_x1, sel_y1, + sel_width, sel_height); + + gimp_displays_flush (); + } + + g_rand_free (gr); + } + + values[0].type = GIMP_PDB_STATUS; + values[0].data.d_status = status; +} + +/** User interface ***********************************************************/ + +static GtkWidget *preview[9]; +static ExpInfo info[9]; +static ExpInfo last_info[9]; + +static void +dialog_new_variations (GtkWidget *widget, + gpointer data) +{ + gint i; + + for (i = 1; i < 9; i++) + modify_info (&(info[0]), &(info[i])); +} + +static void +dialog_update_previews (GtkWidget *widget, + gpointer data) +{ + static const Babl *fish = NULL; + + gfloat buf[PREVIEW_SIZE * PREVIEW_SIZE * 4]; + guchar u8_buf[PREVIEW_SIZE * PREVIEW_SIZE * 4]; + gint i, j; + + if (! fish) + fish = babl_fish (babl_format ("R'G'B'A float"), + babl_format ("R'G'B'A u8")); + + for (j = 0; j < 9; j++) + { + optimize (&info[(j + 5) % 9]); + + for (i = 0; i < PREVIEW_SIZE; i++) + { + qbist (&info[(j + 5) % 9], buf + i * PREVIEW_SIZE * 4, + 0, i, PREVIEW_SIZE, PREVIEW_SIZE, PREVIEW_SIZE, 1); + } + + babl_process (fish, buf, u8_buf, PREVIEW_SIZE * PREVIEW_SIZE); + + gimp_preview_area_draw (GIMP_PREVIEW_AREA (preview[j]), + 0, 0, PREVIEW_SIZE, PREVIEW_SIZE, + GIMP_RGBA_IMAGE, + u8_buf, + PREVIEW_SIZE * 4); + } +} + +static void +dialog_select_preview (GtkWidget *widget, + ExpInfo *n_info) +{ + memcpy (last_info, info, sizeof (info)); + info[0] = *n_info; + dialog_new_variations (widget, NULL); + dialog_update_previews (widget, NULL); +} + +/* File I/O stuff */ + +static guint16 +get_be16 (guint8 *buf) +{ + return (guint16) buf[0] << 8 | buf[1]; +} + +static void +set_be16 (guint8 *buf, + guint16 val) +{ + buf[0] = val >> 8; + buf[1] = val & 0xFF; +} + +static gboolean +load_data (gchar *name) +{ + gint i; + FILE *f; + guint8 buf[288]; + + f = g_fopen (name, "rb"); + if (f == NULL) + { + return FALSE; + } + if (fread (buf, 1, sizeof (buf), f) != sizeof (buf)) + { + fclose (f); + return FALSE; + } + fclose (f); + + for (i = 0; i < MAX_TRANSFORMS; i++) + info[0].transformSequence[i] = + get_be16 (buf + i * 2 + MAX_TRANSFORMS * 2 * 0) % NUM_TRANSFORMS; + + for (i = 0; i < MAX_TRANSFORMS; i++) + info[0].source[i] = get_be16 (buf + i * 2 + MAX_TRANSFORMS * 2 * 1) % NUM_REGISTERS; + + for (i = 0; i < MAX_TRANSFORMS; i++) + info[0].control[i] = get_be16 (buf + i * 2 + MAX_TRANSFORMS * 2 * 2) % NUM_REGISTERS; + + for (i = 0; i < MAX_TRANSFORMS; i++) + info[0].dest[i] = get_be16 (buf + i * 2 + MAX_TRANSFORMS * 2 * 3) % NUM_REGISTERS; + + return TRUE; +} + +static gboolean +save_data (gchar *name) +{ + gint i = 0; + FILE *f; + guint8 buf[288]; + + f = g_fopen (name, "wb"); + if (f == NULL) + { + return FALSE; + } + + for (i = 0; i < MAX_TRANSFORMS; i++) + set_be16 (buf + i * 2 + MAX_TRANSFORMS * 2 * 0, + info[0].transformSequence[i]); + + for (i = 0; i < MAX_TRANSFORMS; i++) + set_be16 (buf + i * 2 + MAX_TRANSFORMS * 2 * 1, info[0].source[i]); + + for (i = 0; i < MAX_TRANSFORMS; i++) + set_be16 (buf + i * 2 + MAX_TRANSFORMS * 2 * 2, info[0].control[i]); + + for (i = 0; i < MAX_TRANSFORMS; i++) + set_be16 (buf + i * 2 + MAX_TRANSFORMS * 2 * 3, info[0].dest[i]); + + fwrite (buf, 1, sizeof (buf), f); + fclose (f); + + return TRUE; +} + +static void +dialog_undo (GtkWidget *widget, + gpointer data) +{ + ExpInfo temp_info[9]; + + memcpy (temp_info, info, sizeof (info)); + memcpy (info, last_info, sizeof (info)); + dialog_update_previews (NULL, NULL); + memcpy (last_info, temp_info, sizeof (info)); +} + +static void +dialog_load (GtkWidget *widget, + gpointer data) +{ + GtkWidget *parent; + GtkWidget *dialog; + + parent = gtk_widget_get_toplevel (widget); + + dialog = gtk_file_chooser_dialog_new (_("Load QBE File"), + GTK_WINDOW (parent), + GTK_FILE_CHOOSER_ACTION_OPEN, + + _("_Cancel"), GTK_RESPONSE_CANCEL, + _("_Open"), GTK_RESPONSE_OK, + + NULL); + + gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog), + GTK_RESPONSE_OK, + GTK_RESPONSE_CANCEL, + -1); + gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK); + + gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (dialog), qbist_info.path); + + if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_OK) + { + gchar *name = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog)); + + strncpy (qbist_info.path, name, PATH_MAX - 1); + load_data (qbist_info.path); + + g_free (name); + + dialog_new_variations (NULL, NULL); + dialog_update_previews (NULL, NULL); + } + + gtk_widget_destroy (dialog); +} + +static void +dialog_save (GtkWidget *widget, + gpointer data) +{ + GtkWidget *parent; + GtkWidget *dialog; + + parent = gtk_widget_get_toplevel (widget); + + dialog = gtk_file_chooser_dialog_new (_("Save as QBE File"), + GTK_WINDOW (parent), + GTK_FILE_CHOOSER_ACTION_SAVE, + + _("_Cancel"), GTK_RESPONSE_CANCEL, + _("_Save"), GTK_RESPONSE_OK, + + NULL); + + gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog), + GTK_RESPONSE_OK, + GTK_RESPONSE_CANCEL, + -1); + gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK); + + gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (dialog), + TRUE); + + gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (dialog), qbist_info.path); + + if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_OK) + { + gchar *name = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog)); + + strncpy (qbist_info.path, name, PATH_MAX - 1); + save_data (qbist_info.path); + + g_free (name); + } + + gtk_widget_destroy (dialog); +} + +static void +dialog_toggle_antialaising (GtkWidget *widget, + gpointer data) +{ + qbist_info.oversampling = + gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)) ? 4 : 1; +} + +static gboolean +dialog_run (void) +{ + GtkWidget *dialog; + GtkWidget *vbox; + GtkWidget *bbox; + GtkWidget *button; + GtkWidget *table; + gint i; + gboolean run; + + gimp_ui_init (PLUG_IN_BINARY, TRUE); + + dialog = gimp_dialog_new (_("G-Qbist"), 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 (dialog), + GTK_RESPONSE_OK, + GTK_RESPONSE_CANCEL, + -1); + + gimp_window_set_transient (GTK_WINDOW (dialog)); + + 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 (dialog))), + vbox, FALSE, FALSE, 0); + gtk_widget_show (vbox); + + table = gtk_table_new (3, 3, FALSE); + gtk_table_set_row_spacings (GTK_TABLE (table), 6); + gtk_table_set_col_spacings (GTK_TABLE (table), 6); + gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0); + gtk_widget_show (table); + + info[0] = qbist_info.info; + dialog_new_variations (NULL, NULL); + memcpy (last_info, info, sizeof (info)); + + for (i = 0; i < 9; i++) + { + button = gtk_button_new (); + gtk_table_attach (GTK_TABLE (table), + button, i % 3, (i % 3) + 1, i / 3, (i / 3) + 1, + GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0); + gtk_widget_show (button); + + g_signal_connect (button, "clicked", + G_CALLBACK (dialog_select_preview), + (gpointer) & (info[(i + 5) % 9])); + + preview[i] = gimp_preview_area_new (); + gtk_widget_set_size_request (preview[i], PREVIEW_SIZE, PREVIEW_SIZE); + gtk_container_add (GTK_CONTAINER (button), preview[i]); + gtk_widget_show (preview[i]); + } + + button = gtk_check_button_new_with_mnemonic (_("_Antialiasing")); + gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), + qbist_info.oversampling > 1); + gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0); + gtk_widget_show (button); + + g_signal_connect (button, "toggled", + G_CALLBACK (dialog_toggle_antialaising), + NULL); + + bbox = gtk_button_box_new (GTK_ORIENTATION_HORIZONTAL); + gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), GTK_BUTTONBOX_START); + gtk_box_pack_start (GTK_BOX (vbox), bbox, FALSE, FALSE, 0); + gtk_widget_show (bbox); + + button = gtk_button_new_with_mnemonic (_("_Undo")); + gtk_container_add (GTK_CONTAINER (bbox), button); + gtk_widget_show (button); + + g_signal_connect (button, "clicked", + G_CALLBACK (dialog_undo), + NULL); + + button = gtk_button_new_with_mnemonic (_("_Open")); + gtk_container_add (GTK_CONTAINER (bbox), button); + gtk_widget_show (button); + + g_signal_connect (button, "clicked", + G_CALLBACK (dialog_load), + NULL); + + button = gtk_button_new_with_mnemonic (_("_Save")); + gtk_container_add (GTK_CONTAINER (bbox), button); + gtk_widget_show (button); + + g_signal_connect (button, "clicked", + G_CALLBACK (dialog_save), + NULL); + + gtk_widget_show (dialog); + dialog_update_previews (NULL, NULL); + + run = (gimp_dialog_run (GIMP_DIALOG (dialog)) == GTK_RESPONSE_OK); + + if (run) + qbist_info.info = info[0]; + + gtk_widget_destroy (dialog); + + return run; +} |