Adding upstream version 2.10.36.upstream/2.10.36

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 717 insertions, 0 deletions

diff --git a/plug-ins/gimpressionist/orientmap.c b/plug-ins/gimpressionist/orientmap.c
new file mode 100644
index 0000000..1b8b765
--- /dev/null
+++ b/plug-ins/gimpressionist/orientmap.c
@@ -0,0 +1,717 @@
+/* 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/>.
+ */
+
+#include "config.h"
+
+#include <gtk/gtk.h>
+
+#include <libgimp/gimp.h>
+#include <libgimp/gimpui.h>
+
+#include "gimpressionist.h"
+#include "ppmtool.h"
+#include "infile.h"
+
+#include "preview.h"
+
+#include "orientmap.h"
+
+#include "libgimp/stdplugins-intl.h"
+
+#define NUMVECTYPES 4
+
+static GtkWidget     *orient_map_window;
+
+static GtkWidget     *vector_preview;
+static GtkWidget     *orient_map_preview_prev;
+static GtkWidget     *prev_button;
+static GtkWidget     *next_button;
+static GtkWidget     *add_button;
+static GtkWidget     *kill_button;
+static GtkAdjustment *vector_preview_brightness_adjust = NULL;
+
+static GtkAdjustment *angle_adjust              = NULL;
+static GtkAdjustment *strength_adjust           = NULL;
+static GtkAdjustment *orient_map_str_exp_adjust = NULL;
+static GtkAdjustment *angle_offset_adjust       = NULL;
+static GtkWidget     *vector_types[NUMVECTYPES];
+static GtkWidget     *orient_voronoi            = NULL;
+
+#define OMWIDTH 150
+#define OMHEIGHT 150
+
+static vector_t vector[MAXORIENTVECT];
+static gint     num_vectors = 0;
+static gint     vector_type;
+
+static ppm_t    update_om_preview_nbuffer = {0, 0, NULL};
+
+static gint     selectedvector = 0;
+static ppm_t    update_vector_preview_backup = {0, 0, NULL};
+static ppm_t    update_vector_preview_buffer = {0, 0, NULL};
+
+static gboolean adjignore = FALSE;
+
+double get_direction (double x, double y, int from)
+{
+  gint      i;
+  gint      n;
+  gint      voronoi;
+  gdouble   sum, dx, dy, dst;
+  vector_t *vec;
+  gdouble   angoff, strexp;
+  gint      first = 0, last;
+
+  if (from == 0)
+    {
+      n = num_vectors;
+      vec = vector;
+      angoff = gtk_adjustment_get_value (angle_offset_adjust);
+      strexp = gtk_adjustment_get_value (orient_map_str_exp_adjust);
+      voronoi = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (orient_voronoi));
+    }
+  else
+    {
+      n = pcvals.num_orient_vectors;
+      vec = pcvals.orient_vectors;
+      angoff = pcvals.orient_angle_offset;
+      strexp = pcvals.orient_strength_exponent;
+      voronoi = pcvals.orient_voronoi;
+  }
+
+  if (voronoi)
+    {
+      gdouble bestdist = -1.0;
+
+      for (i = 0; i < n; i++)
+        {
+          dst = dist (x,y,vec[i].x,vec[i].y);
+
+          if ((bestdist < 0.0) || (dst < bestdist))
+            {
+              bestdist = dst;
+              first = i;
+            }
+        }
+        last = first+1;
+    }
+  else
+    {
+      first = 0;
+      last = n;
+    }
+
+  dx = dy = 0.0;
+  sum = 0.0;
+  for (i = first; i < last; i++)
+    {
+      gdouble s = vec[i].str;
+      gdouble tx = 0.0, ty = 0.0;
+
+      if (vec[i].type == 0)
+        {
+          tx = vec[i].dx;
+          ty = vec[i].dy;
+        }
+      else if (vec[i].type == 1)
+        {
+          gdouble a = atan2 (vec[i].dy, vec[i].dx);
+
+          a -= atan2 (y-vec[i].y, x-vec[i].x);
+          tx = sin (a + G_PI_2);
+          ty = cos (a + G_PI_2);
+        }
+      else if (vec[i].type == 2)
+        {
+          gdouble a = atan2 (vec[i].dy, vec[i].dx);
+
+          a += atan2 (y-vec[i].y, x-vec[i].x);
+          tx = sin (a + G_PI_2);
+          ty = cos (a + G_PI_2);
+        }
+      else if (vec[i].type == 3)
+        {
+          gdouble a = atan2 (vec[i].dy, vec[i].dx);
+
+          a -= atan2 (y-vec[i].y, x-vec[i].x)*2;
+          tx = sin (a + G_PI_2);
+          ty = cos (a + G_PI_2);
+        }
+
+      dst = dist (x,y,vec[i].x,vec[i].y);
+      dst = pow (dst, strexp);
+
+      if (dst < 0.0001)
+        dst = 0.0001;
+      s = s / dst;
+
+      dx += tx * s;
+      dy += ty * s;
+      sum += s;
+    }
+  dx = dx / sum;
+  dy = dy / sum;
+
+  return 90 - (gimp_rad_to_deg (atan2 (dy, dx)) + angoff);
+}
+
+static void
+update_orient_map_preview_prev (void)
+{
+  int    x, y;
+  guchar black[3] = {0, 0, 0};
+  guchar gray[3] = {120, 120, 120};
+  guchar white[3] = {255, 255, 255};
+
+  if (!PPM_IS_INITED (&update_om_preview_nbuffer))
+    ppm_new (&update_om_preview_nbuffer,OMWIDTH,OMHEIGHT);
+
+  fill (&update_om_preview_nbuffer, black);
+
+  for (y = 6; y < OMHEIGHT-4; y += 10)
+    for (x = 6; x < OMWIDTH-4; x += 10)
+      {
+        double dir =
+          gimp_deg_to_rad (get_direction (x / (double)OMWIDTH,
+                                          y / (double)OMHEIGHT,0));
+        double xo = sin (dir) * 4.0;
+        double yo = cos (dir) * 4.0;
+        ppm_drawline (&update_om_preview_nbuffer,
+                      x - xo, y - yo, x + xo, y + yo,
+                      gray);
+        ppm_put_rgb (&update_om_preview_nbuffer,
+                     x - xo, y - yo,
+                     white);
+      }
+
+  gimp_preview_area_draw (GIMP_PREVIEW_AREA (orient_map_preview_prev),
+                          0, 0, OMWIDTH, OMHEIGHT,
+                          GIMP_RGB_IMAGE,
+                          (guchar *)update_om_preview_nbuffer.col,
+                          OMWIDTH * 3);
+
+  gtk_widget_queue_draw (orient_map_preview_prev);
+
+  gtk_widget_set_sensitive (prev_button, (num_vectors > 1));
+  gtk_widget_set_sensitive (next_button, (num_vectors > 1));
+  gtk_widget_set_sensitive (add_button, (num_vectors < MAXORIENTVECT));
+  gtk_widget_set_sensitive (kill_button, (num_vectors > 1));
+}
+
+static void
+update_vector_prev (void)
+{
+  static gint    ok = 0;
+  gint           i, x, y;
+  gdouble        dir, xo, yo;
+  gdouble        val;
+  static gdouble last_val = 0.0;
+  guchar         gray[3]  = {120, 120, 120};
+  guchar         red[3]   = {255, 0, 0};
+  guchar         white[3] = {255, 255, 255};
+
+  if (vector_preview_brightness_adjust)
+    val = 1.0 - gtk_adjustment_get_value (vector_preview_brightness_adjust) / 100.0;
+  else
+    val = 0.5;
+
+  if (!ok || (val != last_val))
+    {
+      infile_copy_to_ppm (&update_vector_preview_backup);
+      ppm_apply_brightness (&update_vector_preview_backup, val, 1,1,1);
+
+      if ((update_vector_preview_backup.width != OMWIDTH) ||
+          (update_vector_preview_backup.height != OMHEIGHT))
+        resize_fast (&update_vector_preview_backup, OMWIDTH, OMHEIGHT);
+      ok = 1;
+    }
+  ppm_copy (&update_vector_preview_backup, &update_vector_preview_buffer);
+
+  for (i = 0; i < num_vectors; i++)
+    {
+      gdouble s;
+
+      x = vector[i].x * OMWIDTH;
+      y = vector[i].y * OMHEIGHT;
+      dir = gimp_deg_to_rad (vector[i].dir);
+      s = gimp_deg_to_rad (vector[i].str);
+      xo = sin (dir) * (6.0+100*s);
+      yo = cos (dir) * (6.0+100*s);
+
+      if (i == selectedvector)
+        {
+          ppm_drawline (&update_vector_preview_buffer,
+                        x - xo, y - yo, x + xo, y + yo, red);
+        }
+      else
+        {
+          ppm_drawline (&update_vector_preview_buffer,
+                        x - xo, y - yo, x + xo, y + yo, gray);
+        }
+      ppm_put_rgb (&update_vector_preview_buffer, x - xo, y - yo, white);
+  }
+
+  gimp_preview_area_draw (GIMP_PREVIEW_AREA (vector_preview),
+                          0, 0, OMWIDTH, OMHEIGHT,
+                          GIMP_RGB_IMAGE,
+                          (guchar *)update_vector_preview_buffer.col,
+                          OMWIDTH * 3);
+}
+
+void
+orientation_map_free_resources (void)
+{
+  ppm_kill (&update_om_preview_nbuffer);
+  ppm_kill (&update_vector_preview_backup);
+  ppm_kill (&update_vector_preview_buffer);
+}
+
+static void
+update_slides (void)
+{
+  gint type;
+
+  adjignore = TRUE;
+  gtk_adjustment_set_value (angle_adjust, vector[selectedvector].dir);
+  gtk_adjustment_set_value (strength_adjust, vector[selectedvector].str);
+  type = vector[selectedvector].type;
+  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (vector_types[type]), TRUE);
+  adjignore = FALSE;
+}
+
+static void
+prev_click_callback (GtkWidget *w, gpointer data)
+{
+  selectedvector--;
+  if (selectedvector < 0)
+    selectedvector = num_vectors-1;
+  update_slides ();
+  update_vector_prev ();
+}
+
+static void
+next_click_callback (GtkWidget *w, gpointer data)
+{
+  selectedvector++;
+  if (selectedvector == num_vectors) selectedvector = 0;
+  update_slides ();
+  update_vector_prev ();
+}
+
+static void
+add_new_vector (gdouble x, gdouble y)
+{
+  vector[num_vectors].x = x;
+  vector[num_vectors].y = y;
+  vector[num_vectors].dir = 0.0;
+  vector[num_vectors].dx = sin (gimp_deg_to_rad (0.0));
+  vector[num_vectors].dy = cos (gimp_deg_to_rad (0.0));
+  vector[num_vectors].str = 1.0;
+  vector[num_vectors].type = 0;
+  selectedvector = num_vectors;
+  num_vectors++;
+}
+
+static void
+add_click_callback (GtkWidget *w, gpointer data)
+{
+  add_new_vector (0.5, 0.5);
+  update_slides ();
+  update_vector_prev ();
+  update_orient_map_preview_prev ();
+}
+
+static void
+delete_click_callback (GtkWidget *w, gpointer data)
+{
+  int i;
+
+  for (i = selectedvector; i < num_vectors-1; i++)
+    vector[i] = vector[i + 1];
+
+  num_vectors--;
+
+  if (selectedvector >= num_vectors) selectedvector = 0;
+  update_slides ();
+  update_vector_prev ();
+  update_orient_map_preview_prev ();
+}
+
+static void
+map_click_callback (GtkWidget *w, GdkEventButton *event)
+{
+  if (event->button == 1)
+    {
+      vector[selectedvector].x = event->x / (double)OMWIDTH;
+      vector[selectedvector].y = event->y / (double)OMHEIGHT;
+    }
+  else if (event->button == 2)
+    {
+      if (num_vectors + 1 == MAXORIENTVECT)
+        return;
+      add_new_vector (event->x / (double)OMWIDTH,
+                      event->y / (double)OMHEIGHT);
+      update_slides ();
+
+    }
+  else if (event->button == 3)
+    {
+      gdouble d;
+
+      d = atan2 (OMWIDTH * vector[selectedvector].x - event->x,
+                OMHEIGHT * vector[selectedvector].y - event->y);
+      vector[selectedvector].dir = gimp_rad_to_deg (d);
+      vector[selectedvector].dx = sin (d);
+      vector[selectedvector].dy = cos (d);
+      update_slides ();
+    }
+    update_vector_prev ();
+    update_orient_map_preview_prev ();
+}
+
+static void
+angle_adjust_move_callback (GtkWidget *w, gpointer data)
+{
+  if (adjignore)
+    return;
+  vector[selectedvector].dir = gtk_adjustment_get_value (angle_adjust);
+  vector[selectedvector].dx =
+    sin (gimp_deg_to_rad (vector[selectedvector].dir));
+  vector[selectedvector].dy =
+    cos (gimp_deg_to_rad (vector[selectedvector].dir));
+  update_vector_prev ();
+  update_orient_map_preview_prev ();
+}
+
+static void
+strength_adjust_move_callback (GtkWidget *w, gpointer data)
+{
+  if (adjignore)
+    return;
+  vector[selectedvector].str = gtk_adjustment_get_value (strength_adjust);
+  update_vector_prev ();
+  update_orient_map_preview_prev ();
+}
+
+static void
+strength_exponent_adjust_move_callback (GtkWidget *w, gpointer data)
+{
+  if (adjignore)
+    return;
+  update_vector_prev ();
+  update_orient_map_preview_prev ();
+}
+
+static void
+angle_offset_adjust_move_callback (GtkWidget *w, gpointer data)
+{
+  if (adjignore)
+    return;
+  update_vector_prev ();
+  update_orient_map_preview_prev ();
+}
+
+static void
+vector_type_click_callback (GtkWidget *w, gpointer data)
+{
+  if (adjignore)
+    return;
+
+  gimp_radio_button_update (w, data);
+  vector[selectedvector].type = vector_type;
+  update_vector_prev ();
+  update_orient_map_preview_prev ();
+}
+
+static void
+orient_map_response (GtkWidget *widget,
+                     gint       response_id,
+                     gpointer   data)
+{
+  switch (response_id)
+    {
+    case GTK_RESPONSE_APPLY:
+    case GTK_RESPONSE_OK:
+      {
+        gint i;
+
+        for (i = 0; i < num_vectors; i++)
+          pcvals.orient_vectors[i] = vector[i];
+
+        pcvals.num_orient_vectors = num_vectors;
+        pcvals.orient_strength_exponent  = gtk_adjustment_get_value (orient_map_str_exp_adjust);
+        pcvals.orient_angle_offset  = gtk_adjustment_get_value (angle_offset_adjust);
+        pcvals.orient_voronoi = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (orient_voronoi));
+      }
+    };
+
+  if (response_id != GTK_RESPONSE_APPLY)
+    gtk_widget_hide (widget);
+}
+
+static void
+init_vectors (void)
+{
+  if (pcvals.num_orient_vectors)
+    {
+      gint i;
+
+      num_vectors = pcvals.num_orient_vectors;
+      for (i = 0; i < num_vectors; i++)
+        vector[i] = pcvals.orient_vectors[i];
+    }
+  else
+    {/* Shouldn't happen */
+      num_vectors = 0;
+      add_new_vector (0.5, 0.5);
+    }
+  if (selectedvector >= num_vectors)
+    selectedvector = num_vectors-1;
+}
+
+void
+update_orientmap_dialog (void)
+{
+  if (!orient_map_window) return;
+
+  init_vectors ();
+
+  gtk_adjustment_set_value (orient_map_str_exp_adjust,
+                            pcvals.orient_strength_exponent);
+  gtk_adjustment_set_value (angle_offset_adjust,
+                            pcvals.orient_angle_offset);
+  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (orient_voronoi),
+                                pcvals.orient_voronoi);
+
+  update_vector_prev ();
+  update_orient_map_preview_prev ();
+}
+
+void
+create_orientmap_dialog (GtkWidget *parent)
+{
+  GtkWidget *tmpw, *tmpw2;
+  GtkWidget *table1, *table2;
+  GtkWidget *frame;
+  GtkWidget *ebox, *hbox, *vbox;
+
+  init_vectors ();
+
+  if (orient_map_window)
+    {
+      update_vector_prev ();
+      update_orient_map_preview_prev ();
+      gtk_widget_show (orient_map_window);
+      return;
+    }
+
+  orient_map_window =
+    gimp_dialog_new (_("Orientation Map Editor"), PLUG_IN_ROLE,
+                     gtk_widget_get_toplevel (parent), 0,
+                     gimp_standard_help_func, PLUG_IN_PROC,
+
+                     _("_Apply"),  GTK_RESPONSE_APPLY,
+                     _("_Cancel"), GTK_RESPONSE_CANCEL,
+                     _("_OK"),     GTK_RESPONSE_OK,
+
+                     NULL);
+
+  gtk_dialog_set_alternative_button_order (GTK_DIALOG (orient_map_window),
+                                           GTK_RESPONSE_OK,
+                                           GTK_RESPONSE_APPLY,
+                                           GTK_RESPONSE_CANCEL,
+                                           -1);
+
+  g_signal_connect (orient_map_window, "response",
+                    G_CALLBACK (orient_map_response),
+                    orient_map_window);
+  g_signal_connect (orient_map_window, "destroy",
+                    G_CALLBACK (gtk_widget_destroyed),
+                    &orient_map_window);
+
+  table1 = gtk_table_new (2, 5, FALSE);
+  gtk_container_set_border_width (GTK_CONTAINER (table1), 6);
+  gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (orient_map_window))),
+                      table1, TRUE, TRUE, 0);
+  gtk_widget_show (table1);
+
+  frame = gtk_frame_new (_("Vectors"));
+  gtk_container_set_border_width (GTK_CONTAINER (frame), 2);
+  gtk_table_attach (GTK_TABLE (table1), frame, 0, 1, 0, 1,
+                    GTK_EXPAND, GTK_EXPAND, 0, 0);
+  gtk_widget_show (frame);
+
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+  gtk_container_add (GTK_CONTAINER (frame), hbox);
+  gtk_widget_show (hbox);
+
+  ebox = gtk_event_box_new ();
+  gimp_help_set_help_data (ebox,
+                           _("The vector-field. "
+                             "Left-click to move selected vector, "
+                             "Right-click to point it towards mouse, "
+                             "Middle-click to add a new vector."), NULL);
+  gtk_box_pack_start (GTK_BOX (hbox), ebox, FALSE, FALSE, 0);
+
+  tmpw = vector_preview = gimp_preview_area_new ();
+  gtk_widget_set_size_request (tmpw, OMWIDTH, OMHEIGHT);
+  gtk_container_add (GTK_CONTAINER (ebox), tmpw);
+  gtk_widget_show (tmpw);
+  gtk_widget_add_events (ebox, GDK_BUTTON_PRESS_MASK);
+  g_signal_connect (ebox, "button-press-event",
+                   G_CALLBACK (map_click_callback), NULL);
+  gtk_widget_show (ebox);
+
+  vector_preview_brightness_adjust = (GtkAdjustment *)
+    gtk_adjustment_new (50.0, 0.0, 100.0, 1.0, 1.0, 1.0);
+  tmpw = gtk_scale_new (GTK_ORIENTATION_VERTICAL,
+                        vector_preview_brightness_adjust);
+  gtk_scale_set_draw_value (GTK_SCALE (tmpw), FALSE);
+  gtk_box_pack_start (GTK_BOX (hbox), tmpw, FALSE, FALSE,0);
+  gtk_widget_show (tmpw);
+  g_signal_connect (vector_preview_brightness_adjust, "value-changed",
+                    G_CALLBACK (update_vector_prev), NULL);
+  gimp_help_set_help_data (tmpw, _("Adjust the preview's brightness"), NULL);
+
+  tmpw2 = tmpw = gtk_frame_new (_("Preview"));
+  gtk_container_set_border_width (GTK_CONTAINER (tmpw), 2);
+  gtk_table_attach (GTK_TABLE (table1), tmpw, 1,2, 0,1,
+                    GTK_EXPAND, GTK_EXPAND, 0, 0);
+  gtk_widget_show (tmpw);
+
+  tmpw = orient_map_preview_prev = gimp_preview_area_new ();
+  gtk_widget_set_size_request (tmpw, OMWIDTH, OMHEIGHT);
+  gtk_container_add (GTK_CONTAINER (tmpw2), tmpw);
+  gtk_widget_show (tmpw);
+
+  hbox = tmpw = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+  gtk_box_set_homogeneous (GTK_BOX (hbox), TRUE);
+  gtk_container_set_border_width (GTK_CONTAINER (tmpw), 2);
+  gtk_table_attach_defaults (GTK_TABLE (table1), tmpw, 0,1, 1,2);
+  gtk_widget_show (tmpw);
+
+  prev_button = tmpw = gtk_button_new_with_mnemonic ("_<<");
+  gtk_box_pack_start (GTK_BOX (hbox), tmpw, FALSE, TRUE, 0);
+  gtk_widget_show (tmpw);
+  g_signal_connect (tmpw, "clicked", G_CALLBACK (prev_click_callback), NULL);
+  gimp_help_set_help_data (tmpw, _("Select previous vector"), NULL);
+
+  next_button = tmpw = gtk_button_new_with_mnemonic ("_>>");
+  gtk_box_pack_start (GTK_BOX (hbox),tmpw,FALSE,TRUE,0);
+  gtk_widget_show (tmpw);
+  g_signal_connect (tmpw, "clicked", G_CALLBACK (next_click_callback), NULL);
+  gimp_help_set_help_data (tmpw, _("Select next vector"), NULL);
+
+  add_button = tmpw = gtk_button_new_with_mnemonic ( _("A_dd"));
+  gtk_box_pack_start (GTK_BOX (hbox), tmpw, FALSE, TRUE, 0);
+  gtk_widget_show (tmpw);
+  g_signal_connect (tmpw, "clicked", G_CALLBACK (add_click_callback), NULL);
+  gimp_help_set_help_data (tmpw, _("Add new vector"), NULL);
+
+  kill_button = tmpw = gtk_button_new_with_mnemonic ( _("_Kill"));
+  gtk_box_pack_start (GTK_BOX (hbox), tmpw, FALSE, TRUE, 0);
+  gtk_widget_show (tmpw);
+  g_signal_connect (tmpw, "clicked", G_CALLBACK (delete_click_callback), NULL);
+  gimp_help_set_help_data (tmpw, _("Delete selected vector"), NULL);
+
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+  gtk_box_set_spacing (GTK_BOX (hbox), 12);
+  gtk_table_attach_defaults (GTK_TABLE (table1), hbox, 0, 2, 2, 3);
+  gtk_widget_show (hbox);
+
+  vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+  gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
+  gtk_widget_show (vbox);
+
+  frame = gimp_int_radio_group_new (TRUE, _("Type"),
+                                    G_CALLBACK (vector_type_click_callback),
+                                    &vector_type, 0,
+
+                                    _("_Normal"),  0, &vector_types[0],
+                                    _("Vorte_x"),  1, &vector_types[1],
+                                    _("Vortex_2"), 2, &vector_types[2],
+                                    _("Vortex_3"), 3, &vector_types[3],
+
+                                    NULL);
+  gtk_box_pack_start (GTK_BOX (vbox), frame, TRUE, TRUE, 0);
+  gtk_widget_show (frame);
+
+  orient_voronoi = tmpw = gtk_check_button_new_with_mnemonic ( _("_Voronoi"));
+  gtk_box_pack_start (GTK_BOX (vbox), tmpw, TRUE, TRUE, 0);
+  gtk_widget_show (tmpw);
+  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw),
+                                pcvals.orient_voronoi);
+  g_signal_connect (tmpw, "clicked",
+                    G_CALLBACK (angle_offset_adjust_move_callback), NULL);
+  gimp_help_set_help_data (tmpw,
+                          _("Voronoi-mode makes only the vector closest to the given point have any influence"),
+                          NULL);
+
+  table2 = gtk_table_new (4, 3, FALSE);
+  gtk_table_set_col_spacings (GTK_TABLE (table2), 4);
+  gtk_box_pack_start (GTK_BOX (hbox), table2, TRUE, TRUE, 0);
+  gtk_widget_show (table2);
+
+  angle_adjust = (GtkAdjustment *)
+    gimp_scale_entry_new (GTK_TABLE (table2), 0, 0,
+                          _("A_ngle:"),
+                          150, 6, 0.0,
+                          0.0, 360.0, 1.0, 10.0, 1,
+                          TRUE, 0, 0,
+                          _("Change the angle of the selected vector"),
+                          NULL);
+  g_signal_connect (angle_adjust, "value-changed",
+                    G_CALLBACK (angle_adjust_move_callback), NULL);
+
+  angle_offset_adjust = (GtkAdjustment *)
+    gimp_scale_entry_new (GTK_TABLE (table2), 0, 1,
+                          _("Ang_le offset:"),
+                          150, 6, 0.0,
+                          0.0, 360.0, 1.0, 10.0, 1,
+                          TRUE, 0, 0,
+                          _("Offset all vectors with a given angle"),
+                          NULL);
+  g_signal_connect (angle_offset_adjust, "value-changed",
+                    G_CALLBACK (angle_offset_adjust_move_callback), NULL);
+
+  strength_adjust = (GtkAdjustment *)
+    gimp_scale_entry_new (GTK_TABLE (table2), 0, 2,
+                          _("_Strength:"),
+                          150, 6, 1.0,
+                          0.1, 5.0, 0.1, 1.0, 1,
+                          TRUE, 0, 0,
+                          _("Change the strength of the selected vector"),
+                          NULL);
+  g_signal_connect (strength_adjust, "value-changed",
+                    G_CALLBACK (strength_adjust_move_callback), NULL);
+
+  orient_map_str_exp_adjust = (GtkAdjustment *)
+    gimp_scale_entry_new (GTK_TABLE (table2), 0, 3,
+                          _("S_trength exp.:"),
+                          150, 6, 1.0,
+                          0.1, 10.9, 0.1, 1.0, 1,
+                          TRUE, 0, 0,
+                          _("Change the exponent of the strength"),
+                          NULL);
+  g_signal_connect (orient_map_str_exp_adjust, "value-changed",
+                    G_CALLBACK (strength_exponent_adjust_move_callback), NULL);
+
+  gtk_widget_show (orient_map_window);
+
+  update_vector_prev ();
+  update_orient_map_preview_prev ();
+}