/* GIMP - The GNU Image Manipulation Program
 * Copyright (C) 1995-2003 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 <http://www.gnu.org/licenses/>.
 */

/* NOTE: This file is auto-generated by pdbgen.pl. */

#include "config.h"

#include <gegl.h>

#include "libgimpmath/gimpmath.h"

#include "pdb-types.h"

#include "config/gimpcoreconfig.h"
#include "core/gimp-transform-utils.h"
#include "core/gimp.h"
#include "core/gimpchannel.h"
#include "core/gimpdrawable-transform.h"
#include "core/gimpdrawable.h"
#include "core/gimpimage.h"
#include "core/gimpparamspecs.h"
#include "core/gimpprogress.h"

#include "gimppdb.h"
#include "gimppdb-utils.h"
#include "gimpprocedure.h"
#include "internal-procs.h"

#include "gimp-intl.h"


static GValueArray *
flip_invoker (GimpProcedure      *procedure,
              Gimp               *gimp,
              GimpContext        *context,
              GimpProgress       *progress,
              const GValueArray  *args,
              GError            **error)
{
  gboolean success = TRUE;
  GValueArray *return_vals;
  GimpDrawable *drawable;
  gint32 flip_type;

  drawable = gimp_value_get_drawable (&args->values[0], gimp);
  flip_type = g_value_get_enum (&args->values[1]);

  if (success)
    {
      gint x, y, width, height;

      success = gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error);

      if (success &&
          gimp_item_mask_intersect (GIMP_ITEM (drawable), &x, &y, &width, &height))
        {
          gdouble axis;

          gimp_transform_get_flip_axis (x, y, width, height,
                                        flip_type, TRUE, &axis);

          if (! gimp_viewable_get_children (GIMP_VIEWABLE (drawable)) &&
              ! gimp_channel_is_empty (gimp_image_get_mask (gimp_item_get_image (GIMP_ITEM (drawable)))))
            {
              if (! gimp_drawable_transform_flip (drawable, context,
                                                  flip_type, axis, FALSE))
                {
                  success = FALSE;
                }
            }
          else
            {
              gimp_item_flip (GIMP_ITEM (drawable), context,
                              flip_type, axis, FALSE);
            }
        }
    }

  return_vals = gimp_procedure_get_return_values (procedure, success,
                                                  error ? *error : NULL);

  if (success)
    gimp_value_set_drawable (&return_vals->values[1], drawable);

  return return_vals;
}

static GValueArray *
perspective_invoker (GimpProcedure      *procedure,
                     Gimp               *gimp,
                     GimpContext        *context,
                     GimpProgress       *progress,
                     const GValueArray  *args,
                     GError            **error)
{
  gboolean success = TRUE;
  GValueArray *return_vals;
  GimpDrawable *drawable;
  gboolean interpolation;
  gdouble x0;
  gdouble y0;
  gdouble x1;
  gdouble y1;
  gdouble x2;
  gdouble y2;
  gdouble x3;
  gdouble y3;

  drawable = gimp_value_get_drawable (&args->values[0], gimp);
  interpolation = g_value_get_boolean (&args->values[1]);
  x0 = g_value_get_double (&args->values[2]);
  y0 = g_value_get_double (&args->values[3]);
  x1 = g_value_get_double (&args->values[4]);
  y1 = g_value_get_double (&args->values[5]);
  x2 = g_value_get_double (&args->values[6]);
  y2 = g_value_get_double (&args->values[7]);
  x3 = g_value_get_double (&args->values[8]);
  y3 = g_value_get_double (&args->values[9]);

  if (success)
    {
      gint x, y, width, height;

      success = gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error);

      if (success &&
          gimp_item_mask_intersect (GIMP_ITEM (drawable), &x, &y, &width, &height))
        {
          GimpMatrix3           matrix;
          GimpInterpolationType interpolation_type = GIMP_INTERPOLATION_NONE;
          gint                  off_x, off_y;

          gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y);

          x += off_x;
          y += off_y;

          /* Assemble the transformation matrix */
          gimp_matrix3_identity (&matrix);
          gimp_transform_matrix_perspective (&matrix,
                                             x, y, width, height,
                                             x0, y0, x1, y1,
                                             x2, y2, x3, y3);

          if (interpolation)
            interpolation_type = gimp->config->interpolation_type;

          if (progress)
            gimp_progress_start (progress, _("Perspective"), FALSE);

          if (! gimp_viewable_get_children (GIMP_VIEWABLE (drawable)) &&
              ! gimp_channel_is_empty (gimp_image_get_mask (gimp_item_get_image (GIMP_ITEM (drawable)))))
            {
              if (! gimp_drawable_transform_affine (drawable, context,
                                                    &matrix,
                                                    GIMP_TRANSFORM_FORWARD,
                                                    interpolation_type, 3,
                                                    FALSE, progress))
                {
                  success = FALSE;
                }
            }
          else
            {
              gimp_item_transform (GIMP_ITEM (drawable), context, &matrix,
                                   GIMP_TRANSFORM_FORWARD,
                                   interpolation, 3,
                                   FALSE, progress);
            }

          if (progress)
            gimp_progress_end (progress);
        }
    }

  return_vals = gimp_procedure_get_return_values (procedure, success,
                                                  error ? *error : NULL);

  if (success)
    gimp_value_set_drawable (&return_vals->values[1], drawable);

  return return_vals;
}

static GValueArray *
rotate_invoker (GimpProcedure      *procedure,
                Gimp               *gimp,
                GimpContext        *context,
                GimpProgress       *progress,
                const GValueArray  *args,
                GError            **error)
{
  gboolean success = TRUE;
  GValueArray *return_vals;
  GimpDrawable *drawable;
  gboolean interpolation;
  gdouble angle;

  drawable = gimp_value_get_drawable (&args->values[0], gimp);
  interpolation = g_value_get_boolean (&args->values[1]);
  angle = g_value_get_double (&args->values[2]);

  if (success)
    {
      gint x, y, width, height;

      success = gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error);

      if (success &&
          gimp_item_mask_intersect (GIMP_ITEM (drawable), &x, &y, &width, &height))
        {
          GimpMatrix3           matrix;
          GimpInterpolationType interpolation_type = GIMP_INTERPOLATION_NONE;
          gint                  off_x, off_y;

          gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y);

          x += off_x;
          y += off_y;

          /* Assemble the transformation matrix */
          gimp_matrix3_identity (&matrix);
          gimp_transform_matrix_rotate_rect (&matrix,
                                             x, y, width, height,
                                             angle);

          if (interpolation)
            interpolation_type = gimp->config->interpolation_type;

          if (progress)
            gimp_progress_start (progress, _("Rotating"), FALSE);

          if (! gimp_viewable_get_children (GIMP_VIEWABLE (drawable)) &&
              ! gimp_channel_is_empty (gimp_image_get_mask (gimp_item_get_image (GIMP_ITEM (drawable)))))
            {
              if (! gimp_drawable_transform_affine (drawable, context,
                                                    &matrix,
                                                    GIMP_TRANSFORM_FORWARD,
                                                    interpolation_type, 3,
                                                    FALSE, progress))
                {
                  success = FALSE;
                }
            }
          else
            {
              gimp_item_transform (GIMP_ITEM (drawable), context, &matrix,
                                   GIMP_TRANSFORM_FORWARD,
                                   interpolation, 3,
                                   FALSE, progress);
            }

          if (progress)
            gimp_progress_end (progress);
        }
    }

  return_vals = gimp_procedure_get_return_values (procedure, success,
                                                  error ? *error : NULL);

  if (success)
    gimp_value_set_drawable (&return_vals->values[1], drawable);

  return return_vals;
}

static GValueArray *
scale_invoker (GimpProcedure      *procedure,
               Gimp               *gimp,
               GimpContext        *context,
               GimpProgress       *progress,
               const GValueArray  *args,
               GError            **error)
{
  gboolean success = TRUE;
  GValueArray *return_vals;
  GimpDrawable *drawable;
  gboolean interpolation;
  gdouble x0;
  gdouble y0;
  gdouble x1;
  gdouble y1;

  drawable = gimp_value_get_drawable (&args->values[0], gimp);
  interpolation = g_value_get_boolean (&args->values[1]);
  x0 = g_value_get_double (&args->values[2]);
  y0 = g_value_get_double (&args->values[3]);
  x1 = g_value_get_double (&args->values[4]);
  y1 = g_value_get_double (&args->values[5]);

  if (success)
    {
      gint x, y, width, height;

      success = (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
                 x0 < x1 && y0 < y1);

      if (success &&
          gimp_item_mask_intersect (GIMP_ITEM (drawable), &x, &y, &width, &height))
        {
          GimpMatrix3           matrix;
          GimpInterpolationType interpolation_type = GIMP_INTERPOLATION_NONE;
          gint                  off_x, off_y;

          gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y);

          x += off_x;
          y += off_y;

          /* Assemble the transformation matrix */
          gimp_matrix3_identity (&matrix);
          gimp_transform_matrix_scale (&matrix,
                                       x, y, width, height,
                                       x0, y0, x1 - x0, y1 - y0);

          if (interpolation)
            interpolation_type = gimp->config->interpolation_type;

          if (progress)
            gimp_progress_start (progress, _("Scaling"), FALSE);

          if (! gimp_viewable_get_children (GIMP_VIEWABLE (drawable)) &&
              ! gimp_channel_is_empty (gimp_image_get_mask (gimp_item_get_image (GIMP_ITEM (drawable)))))
            {
              if (! gimp_drawable_transform_affine (drawable, context,
                                                    &matrix,
                                                    GIMP_TRANSFORM_FORWARD,
                                                    interpolation_type, 3,
                                                    FALSE, progress))
                {
                  success = FALSE;
                }
            }
          else
            {
              gimp_item_transform (GIMP_ITEM (drawable), context, &matrix,
                                   GIMP_TRANSFORM_FORWARD,
                                   interpolation, 3,
                                   FALSE, progress);
            }

          if (progress)
            gimp_progress_end (progress);
        }
    }

  return_vals = gimp_procedure_get_return_values (procedure, success,
                                                  error ? *error : NULL);

  if (success)
    gimp_value_set_drawable (&return_vals->values[1], drawable);

  return return_vals;
}

static GValueArray *
shear_invoker (GimpProcedure      *procedure,
               Gimp               *gimp,
               GimpContext        *context,
               GimpProgress       *progress,
               const GValueArray  *args,
               GError            **error)
{
  gboolean success = TRUE;
  GValueArray *return_vals;
  GimpDrawable *drawable;
  gboolean interpolation;
  gint32 shear_type;
  gdouble magnitude;

  drawable = gimp_value_get_drawable (&args->values[0], gimp);
  interpolation = g_value_get_boolean (&args->values[1]);
  shear_type = g_value_get_enum (&args->values[2]);
  magnitude = g_value_get_double (&args->values[3]);

  if (success)
    {
      gint x, y, width, height;

      success = gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error);

      if (success &&
          gimp_item_mask_intersect (GIMP_ITEM (drawable), &x, &y, &width, &height))
        {
          GimpMatrix3           matrix;
          GimpInterpolationType interpolation_type = GIMP_INTERPOLATION_NONE;
          gint                  off_x, off_y;

          gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y);

          x += off_x;
          y += off_y;

          /* Assemble the transformation matrix */
          gimp_matrix3_identity (&matrix);
          gimp_transform_matrix_shear (&matrix,
                                       x, y, width, height,
                                       shear_type, magnitude);

          if (interpolation)
            interpolation_type = gimp->config->interpolation_type;

          if (progress)
            gimp_progress_start (progress, _("Shearing"), FALSE);

          if (! gimp_viewable_get_children (GIMP_VIEWABLE (drawable)) &&
              ! gimp_channel_is_empty (gimp_image_get_mask (gimp_item_get_image (GIMP_ITEM (drawable)))))
            {
              if (! gimp_drawable_transform_affine (drawable, context,
                                                    &matrix,
                                                    GIMP_TRANSFORM_FORWARD,
                                                    interpolation_type, 3,
                                                    FALSE, progress))
                {
                  success = FALSE;
                }
            }
          else
            {
              gimp_item_transform (GIMP_ITEM (drawable), context, &matrix,
                                   GIMP_TRANSFORM_FORWARD,
                                   interpolation, 3,
                                   FALSE, progress);
            }

          if (progress)
            gimp_progress_end (progress);
        }
    }

  return_vals = gimp_procedure_get_return_values (procedure, success,
                                                  error ? *error : NULL);

  if (success)
    gimp_value_set_drawable (&return_vals->values[1], drawable);

  return return_vals;
}

static GValueArray *
transform_2d_invoker (GimpProcedure      *procedure,
                      Gimp               *gimp,
                      GimpContext        *context,
                      GimpProgress       *progress,
                      const GValueArray  *args,
                      GError            **error)
{
  gboolean success = TRUE;
  GValueArray *return_vals;
  GimpDrawable *drawable;
  gboolean interpolation;
  gdouble source_x;
  gdouble source_y;
  gdouble scale_x;
  gdouble scale_y;
  gdouble angle;
  gdouble dest_x;
  gdouble dest_y;

  drawable = gimp_value_get_drawable (&args->values[0], gimp);
  interpolation = g_value_get_boolean (&args->values[1]);
  source_x = g_value_get_double (&args->values[2]);
  source_y = g_value_get_double (&args->values[3]);
  scale_x = g_value_get_double (&args->values[4]);
  scale_y = g_value_get_double (&args->values[5]);
  angle = g_value_get_double (&args->values[6]);
  dest_x = g_value_get_double (&args->values[7]);
  dest_y = g_value_get_double (&args->values[8]);

  if (success)
    {
      gint x, y, width, height;

      success = gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error);

      if (success &&
          gimp_item_mask_intersect (GIMP_ITEM (drawable), &x, &y, &width, &height))
        {
          GimpMatrix3           matrix;
          GimpInterpolationType interpolation_type = GIMP_INTERPOLATION_NONE;

          /* Assemble the transformation matrix */
          gimp_matrix3_identity  (&matrix);
          gimp_matrix3_translate (&matrix, -source_x, -source_y);
          gimp_matrix3_scale     (&matrix, scale_x, scale_y);
          gimp_matrix3_rotate    (&matrix, angle);
          gimp_matrix3_translate (&matrix, dest_x, dest_y);

          if (interpolation)
            interpolation_type = gimp->config->interpolation_type;

          if (progress)
            gimp_progress_start (progress, _("2D Transform"), FALSE);

          if (! gimp_viewable_get_children (GIMP_VIEWABLE (drawable)) &&
              ! gimp_channel_is_empty (gimp_image_get_mask (gimp_item_get_image (GIMP_ITEM (drawable)))))
            {
              if (! gimp_drawable_transform_affine (drawable, context,
                                                    &matrix, GIMP_TRANSFORM_FORWARD,
                                                    interpolation_type, 3,
                                                    FALSE, progress))
                {
                  success = FALSE;
                }
            }
          else
            {
              gimp_item_transform (GIMP_ITEM (drawable), context, &matrix,
                                   GIMP_TRANSFORM_FORWARD,
                                   interpolation, 3,
                                   FALSE, progress);
            }

          if (progress)
            gimp_progress_end (progress);
        }
    }

  return_vals = gimp_procedure_get_return_values (procedure, success,
                                                  error ? *error : NULL);

  if (success)
    gimp_value_set_drawable (&return_vals->values[1], drawable);

  return return_vals;
}

void
register_transform_tools_procs (GimpPDB *pdb)
{
  GimpProcedure *procedure;

  /*
   * gimp-flip
   */
  procedure = gimp_procedure_new (flip_invoker);
  gimp_object_set_static_name (GIMP_OBJECT (procedure),
                               "gimp-flip");
  gimp_procedure_set_static_strings (procedure,
                                     "gimp-flip",
                                     "Deprecated: Use 'gimp-item-transform-flip-simple' instead.",
                                     "Deprecated: Use 'gimp-item-transform-flip-simple' instead.",
                                     "",
                                     "",
                                     "",
                                     "gimp-item-transform-flip-simple");
  gimp_procedure_add_argument (procedure,
                               gimp_param_spec_drawable_id ("drawable",
                                                            "drawable",
                                                            "The affected drawable",
                                                            pdb->gimp, FALSE,
                                                            GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               gimp_param_spec_enum ("flip-type",
                                                     "flip type",
                                                     "Type of flip",
                                                     GIMP_TYPE_ORIENTATION_TYPE,
                                                     GIMP_ORIENTATION_HORIZONTAL,
                                                     GIMP_PARAM_READWRITE));
  gimp_param_spec_enum_exclude_value (GIMP_PARAM_SPEC_ENUM (procedure->args[1]),
                                      GIMP_ORIENTATION_UNKNOWN);
  gimp_procedure_add_return_value (procedure,
                                   gimp_param_spec_drawable_id ("drawable",
                                                                "drawable",
                                                                "The flipped drawable",
                                                                pdb->gimp, FALSE,
                                                                GIMP_PARAM_READWRITE));
  gimp_pdb_register_procedure (pdb, procedure);
  g_object_unref (procedure);

  /*
   * gimp-perspective
   */
  procedure = gimp_procedure_new (perspective_invoker);
  gimp_object_set_static_name (GIMP_OBJECT (procedure),
                               "gimp-perspective");
  gimp_procedure_set_static_strings (procedure,
                                     "gimp-perspective",
                                     "Deprecated: Use 'gimp-item-transform-perspective' instead.",
                                     "Deprecated: Use 'gimp-item-transform-perspective' instead.",
                                     "",
                                     "",
                                     "",
                                     "gimp-item-transform-perspective");
  gimp_procedure_add_argument (procedure,
                               gimp_param_spec_drawable_id ("drawable",
                                                            "drawable",
                                                            "The affected drawable",
                                                            pdb->gimp, FALSE,
                                                            GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_boolean ("interpolation",
                                                     "interpolation",
                                                     "Whether to use interpolation",
                                                     FALSE,
                                                     GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("x0",
                                                    "x0",
                                                    "The new x coordinate of upper-left corner of original bounding box",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("y0",
                                                    "y0",
                                                    "The new y coordinate of upper-left corner of original bounding box",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("x1",
                                                    "x1",
                                                    "The new x coordinate of upper-right corner of original bounding box",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("y1",
                                                    "y1",
                                                    "The new y coordinate of upper-right corner of original bounding box",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("x2",
                                                    "x2",
                                                    "The new x coordinate of lower-left corner of original bounding box",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("y2",
                                                    "y2",
                                                    "The new y coordinate of lower-left corner of original bounding box",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("x3",
                                                    "x3",
                                                    "The new x coordinate of lower-right corner of original bounding box",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("y3",
                                                    "y3",
                                                    "The new y coordinate of lower-right corner of original bounding box",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_return_value (procedure,
                                   gimp_param_spec_drawable_id ("drawable",
                                                                "drawable",
                                                                "The newly mapped drawable",
                                                                pdb->gimp, FALSE,
                                                                GIMP_PARAM_READWRITE));
  gimp_pdb_register_procedure (pdb, procedure);
  g_object_unref (procedure);

  /*
   * gimp-rotate
   */
  procedure = gimp_procedure_new (rotate_invoker);
  gimp_object_set_static_name (GIMP_OBJECT (procedure),
                               "gimp-rotate");
  gimp_procedure_set_static_strings (procedure,
                                     "gimp-rotate",
                                     "Deprecated: Use 'gimp-item-transform-rotate' instead.",
                                     "Deprecated: Use 'gimp-item-transform-rotate' instead.",
                                     "",
                                     "",
                                     "",
                                     "gimp-item-transform-rotate");
  gimp_procedure_add_argument (procedure,
                               gimp_param_spec_drawable_id ("drawable",
                                                            "drawable",
                                                            "The affected drawable",
                                                            pdb->gimp, FALSE,
                                                            GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_boolean ("interpolation",
                                                     "interpolation",
                                                     "Whether to use interpolation",
                                                     FALSE,
                                                     GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("angle",
                                                    "angle",
                                                    "The angle of rotation (radians)",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_return_value (procedure,
                                   gimp_param_spec_drawable_id ("drawable",
                                                                "drawable",
                                                                "The rotated drawable",
                                                                pdb->gimp, FALSE,
                                                                GIMP_PARAM_READWRITE));
  gimp_pdb_register_procedure (pdb, procedure);
  g_object_unref (procedure);

  /*
   * gimp-scale
   */
  procedure = gimp_procedure_new (scale_invoker);
  gimp_object_set_static_name (GIMP_OBJECT (procedure),
                               "gimp-scale");
  gimp_procedure_set_static_strings (procedure,
                                     "gimp-scale",
                                     "Deprecated: Use 'gimp-item-transform-scale' instead.",
                                     "Deprecated: Use 'gimp-item-transform-scale' instead.",
                                     "",
                                     "",
                                     "",
                                     "gimp-item-transform-scale");
  gimp_procedure_add_argument (procedure,
                               gimp_param_spec_drawable_id ("drawable",
                                                            "drawable",
                                                            "The affected drawable",
                                                            pdb->gimp, FALSE,
                                                            GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_boolean ("interpolation",
                                                     "interpolation",
                                                     "Whether to use interpolation",
                                                     FALSE,
                                                     GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("x0",
                                                    "x0",
                                                    "The new x coordinate of the upper-left corner of the scaled region",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("y0",
                                                    "y0",
                                                    "The new y coordinate of the upper-left corner of the scaled region",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("x1",
                                                    "x1",
                                                    "The new x coordinate of the lower-right corner of the scaled region",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("y1",
                                                    "y1",
                                                    "The new y coordinate of the lower-right corner of the scaled region",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_return_value (procedure,
                                   gimp_param_spec_drawable_id ("drawable",
                                                                "drawable",
                                                                "The scaled drawable",
                                                                pdb->gimp, FALSE,
                                                                GIMP_PARAM_READWRITE));
  gimp_pdb_register_procedure (pdb, procedure);
  g_object_unref (procedure);

  /*
   * gimp-shear
   */
  procedure = gimp_procedure_new (shear_invoker);
  gimp_object_set_static_name (GIMP_OBJECT (procedure),
                               "gimp-shear");
  gimp_procedure_set_static_strings (procedure,
                                     "gimp-shear",
                                     "Deprecated: Use 'gimp-item-transform-shear' instead.",
                                     "Deprecated: Use 'gimp-item-transform-shear' instead.",
                                     "",
                                     "",
                                     "",
                                     "gimp-item-transform-shear");
  gimp_procedure_add_argument (procedure,
                               gimp_param_spec_drawable_id ("drawable",
                                                            "drawable",
                                                            "The affected drawable",
                                                            pdb->gimp, FALSE,
                                                            GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_boolean ("interpolation",
                                                     "interpolation",
                                                     "Whether to use interpolation",
                                                     FALSE,
                                                     GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               gimp_param_spec_enum ("shear-type",
                                                     "shear type",
                                                     "Type of shear",
                                                     GIMP_TYPE_ORIENTATION_TYPE,
                                                     GIMP_ORIENTATION_HORIZONTAL,
                                                     GIMP_PARAM_READWRITE));
  gimp_param_spec_enum_exclude_value (GIMP_PARAM_SPEC_ENUM (procedure->args[2]),
                                      GIMP_ORIENTATION_UNKNOWN);
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("magnitude",
                                                    "magnitude",
                                                    "The magnitude of the shear",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_return_value (procedure,
                                   gimp_param_spec_drawable_id ("drawable",
                                                                "drawable",
                                                                "The sheared drawable",
                                                                pdb->gimp, FALSE,
                                                                GIMP_PARAM_READWRITE));
  gimp_pdb_register_procedure (pdb, procedure);
  g_object_unref (procedure);

  /*
   * gimp-transform-2d
   */
  procedure = gimp_procedure_new (transform_2d_invoker);
  gimp_object_set_static_name (GIMP_OBJECT (procedure),
                               "gimp-transform-2d");
  gimp_procedure_set_static_strings (procedure,
                                     "gimp-transform-2d",
                                     "Deprecated: Use 'gimp-item-transform-2d' instead.",
                                     "Deprecated: Use 'gimp-item-transform-2d' instead.",
                                     "",
                                     "",
                                     "",
                                     "gimp-item-transform-2d");
  gimp_procedure_add_argument (procedure,
                               gimp_param_spec_drawable_id ("drawable",
                                                            "drawable",
                                                            "The affected drawable",
                                                            pdb->gimp, FALSE,
                                                            GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_boolean ("interpolation",
                                                     "interpolation",
                                                     "Whether to use interpolation",
                                                     FALSE,
                                                     GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("source-x",
                                                    "source x",
                                                    "X coordinate of the transformation center",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("source-y",
                                                    "source y",
                                                    "Y coordinate of the transformation center",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("scale-x",
                                                    "scale x",
                                                    "Amount to scale in x direction",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("scale-y",
                                                    "scale y",
                                                    "Amount to scale in y direction",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("angle",
                                                    "angle",
                                                    "The angle of rotation (radians)",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("dest-x",
                                                    "dest x",
                                                    "X coordinate of where the centre goes",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_argument (procedure,
                               g_param_spec_double ("dest-y",
                                                    "dest y",
                                                    "Y coordinate of where the centre goes",
                                                    -G_MAXDOUBLE, G_MAXDOUBLE, 0,
                                                    GIMP_PARAM_READWRITE));
  gimp_procedure_add_return_value (procedure,
                                   gimp_param_spec_drawable_id ("drawable",
                                                                "drawable",
                                                                "The transformed drawable",
                                                                pdb->gimp, FALSE,
                                                                GIMP_PARAM_READWRITE));
  gimp_pdb_register_procedure (pdb, procedure);
  g_object_unref (procedure);
}
