Adding upstream version 2.10.34.upstream/2.10.34upstream

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

1 files changed, 652 insertions, 0 deletions

diff --git a/app/gegl/gimpapplicator.c b/app/gegl/gimpapplicator.c
new file mode 100644
index 0000000..ac8c2db
--- /dev/null
+++ b/app/gegl/gimpapplicator.c
@@ -0,0 +1,652 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpapplicator.c
+ * Copyright (C) 2012-2013 Michael Natterer <mitch@gimp.org>
+ *
+ * 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 <gegl.h>
+
+#include "gimp-gegl-types.h"
+
+#include "gimp-gegl-nodes.h"
+#include "gimpapplicator.h"
+
+
+static void   gimp_applicator_finalize     (GObject      *object);
+static void   gimp_applicator_set_property (GObject      *object,
+                                            guint         property_id,
+                                            const GValue *value,
+                                            GParamSpec   *pspec);
+static void   gimp_applicator_get_property (GObject      *object,
+                                            guint         property_id,
+                                            GValue       *value,
+                                            GParamSpec   *pspec);
+
+
+G_DEFINE_TYPE (GimpApplicator, gimp_applicator, G_TYPE_OBJECT)
+
+#define parent_class gimp_applicator_parent_class
+
+
+static void
+gimp_applicator_class_init (GimpApplicatorClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->finalize     = gimp_applicator_finalize;
+  object_class->set_property = gimp_applicator_set_property;
+  object_class->get_property = gimp_applicator_get_property;
+}
+
+static void
+gimp_applicator_init (GimpApplicator *applicator)
+{
+  applicator->active          = TRUE;
+  applicator->opacity         = 1.0;
+  applicator->paint_mode      = GIMP_LAYER_MODE_NORMAL;
+  applicator->blend_space     = GIMP_LAYER_COLOR_SPACE_AUTO;
+  applicator->composite_space = GIMP_LAYER_COLOR_SPACE_AUTO;
+  applicator->composite_mode  = GIMP_LAYER_COMPOSITE_AUTO;
+  applicator->affect          = GIMP_COMPONENT_MASK_ALL;
+}
+
+static void
+gimp_applicator_finalize (GObject *object)
+{
+  GimpApplicator *applicator = GIMP_APPLICATOR (object);
+
+  g_clear_object (&applicator->node);
+
+  G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gimp_applicator_set_property (GObject      *object,
+                              guint         property_id,
+                              const GValue *value,
+                              GParamSpec   *pspec)
+{
+  switch (property_id)
+    {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+gimp_applicator_get_property (GObject    *object,
+                              guint       property_id,
+                              GValue     *value,
+                              GParamSpec *pspec)
+{
+  switch (property_id)
+    {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+GimpApplicator *
+gimp_applicator_new (GeglNode *parent)
+{
+  GimpApplicator *applicator;
+
+  g_return_val_if_fail (parent == NULL || GEGL_IS_NODE (parent), NULL);
+
+  applicator = g_object_new (GIMP_TYPE_APPLICATOR, NULL);
+
+  if (parent)
+    applicator->node = g_object_ref (parent);
+  else
+    applicator->node = gegl_node_new ();
+
+  applicator->input_node =
+    gegl_node_get_input_proxy  (applicator->node, "input");
+
+  applicator->aux_node =
+    gegl_node_get_input_proxy  (applicator->node, "aux");
+
+  applicator->output_node =
+    gegl_node_get_output_proxy (applicator->node, "output");
+
+  applicator->mode_node = gegl_node_new_child (applicator->node,
+                                               "operation", "gimp:normal",
+                                               NULL);
+
+  gimp_gegl_mode_node_set_mode (applicator->mode_node,
+                                applicator->paint_mode,
+                                applicator->blend_space,
+                                applicator->composite_space,
+                                applicator->composite_mode);
+  gimp_gegl_mode_node_set_opacity (applicator->mode_node,
+                                   applicator->opacity);
+
+  gegl_node_connect_to (applicator->input_node, "output",
+                        applicator->mode_node,  "input");
+
+  applicator->apply_offset_node =
+    gegl_node_new_child (applicator->node,
+                         "operation", "gegl:translate",
+                         NULL);
+
+  gegl_node_link_many (applicator->aux_node,
+                       applicator->apply_offset_node,
+                       NULL);
+
+  gegl_node_connect_to (applicator->apply_offset_node, "output",
+                        applicator->mode_node,         "aux");
+
+  applicator->mask_node =
+    gegl_node_new_child (applicator->node,
+                         "operation", "gegl:buffer-source",
+                         NULL);
+
+  applicator->mask_offset_node =
+    gegl_node_new_child (applicator->node,
+                         "operation", "gegl:translate",
+                         NULL);
+
+  gegl_node_connect_to (applicator->mask_node,        "output",
+                        applicator->mask_offset_node, "input");
+  /* don't connect the the mask offset node to mode's aux2 yet */
+
+  applicator->affect_node =
+    gegl_node_new_child (applicator->node,
+                         "operation", "gimp:mask-components",
+                         "mask",      applicator->affect,
+                         NULL);
+
+  applicator->convert_format_node =
+    gegl_node_new_child (applicator->node,
+                         "operation", "gegl:nop",
+                         NULL);
+
+  applicator->cache_node =
+    gegl_node_new_child (applicator->node,
+                         "operation", "gegl:nop",
+                         NULL);
+
+  applicator->crop_node =
+    gegl_node_new_child (applicator->node,
+                         "operation", "gegl:nop",
+                         NULL);
+
+  gegl_node_link_many (applicator->input_node,
+                       applicator->affect_node,
+                       applicator->convert_format_node,
+                       applicator->cache_node,
+                       applicator->crop_node,
+                       applicator->output_node,
+                       NULL);
+
+  gegl_node_connect_to (applicator->mode_node,   "output",
+                        applicator->affect_node, "aux");
+
+  return applicator;
+}
+
+void
+gimp_applicator_set_active (GimpApplicator *applicator,
+                            gboolean        active)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+
+  if (active != applicator->active)
+    {
+      applicator->active = active;
+
+      if (active)
+        gegl_node_link (applicator->crop_node, applicator->output_node);
+      else
+        gegl_node_link (applicator->input_node, applicator->output_node);
+    }
+}
+
+void
+gimp_applicator_set_src_buffer (GimpApplicator *applicator,
+                                GeglBuffer     *src_buffer)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+  g_return_if_fail (src_buffer == NULL || GEGL_IS_BUFFER (src_buffer));
+
+  if (src_buffer == applicator->src_buffer)
+    return;
+
+  if (src_buffer)
+    {
+      if (! applicator->src_node)
+        {
+          applicator->src_node =
+            gegl_node_new_child (applicator->node,
+                                 "operation", "gegl:buffer-source",
+                                 "buffer",    src_buffer,
+                                 NULL);
+        }
+      else
+        {
+          gegl_node_set (applicator->src_node,
+                         "buffer", src_buffer,
+                         NULL);
+        }
+
+      if (! applicator->src_buffer)
+        gegl_node_link (applicator->src_node, applicator->input_node);
+    }
+  else if (applicator->src_buffer)
+    {
+      gegl_node_disconnect (applicator->input_node, "input");
+
+      gegl_node_set (applicator->src_node,
+                     "buffer", NULL,
+                     NULL);
+    }
+
+  applicator->src_buffer = src_buffer;
+}
+
+void
+gimp_applicator_set_dest_buffer (GimpApplicator *applicator,
+                                 GeglBuffer     *dest_buffer)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+  g_return_if_fail (dest_buffer == NULL || GEGL_IS_BUFFER (dest_buffer));
+
+  if (dest_buffer == applicator->dest_buffer)
+    return;
+
+  if (dest_buffer)
+    {
+      if (! applicator->dest_node)
+        {
+          applicator->dest_node =
+            gegl_node_new_child (applicator->node,
+                                 "operation", "gegl:write-buffer",
+                                 "buffer",    dest_buffer,
+                                 NULL);
+        }
+      else
+        {
+          gegl_node_set (applicator->dest_node,
+                         "buffer", dest_buffer,
+                         NULL);
+        }
+
+      if (! applicator->dest_buffer)
+        gegl_node_link (applicator->affect_node, applicator->dest_node);
+    }
+  else if (applicator->dest_buffer)
+    {
+      gegl_node_disconnect (applicator->dest_node, "input");
+
+      gegl_node_set (applicator->dest_node,
+                     "buffer", NULL,
+                     NULL);
+    }
+
+  applicator->dest_buffer = dest_buffer;
+}
+
+void
+gimp_applicator_set_mask_buffer (GimpApplicator *applicator,
+                                 GeglBuffer     *mask_buffer)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+  g_return_if_fail (mask_buffer == NULL || GEGL_IS_BUFFER (mask_buffer));
+
+  if (applicator->mask_buffer == mask_buffer)
+    return;
+
+  gegl_node_set (applicator->mask_node,
+                 "buffer", mask_buffer,
+                 NULL);
+
+  if (mask_buffer)
+    {
+      gegl_node_connect_to (applicator->mask_offset_node, "output",
+                            applicator->mode_node,        "aux2");
+    }
+  else
+    {
+      gegl_node_disconnect (applicator->mode_node, "aux2");
+    }
+
+  applicator->mask_buffer = mask_buffer;
+}
+
+void
+gimp_applicator_set_mask_offset (GimpApplicator *applicator,
+                                 gint            mask_offset_x,
+                                 gint            mask_offset_y)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+
+  if (applicator->mask_offset_x != mask_offset_x ||
+      applicator->mask_offset_y != mask_offset_y)
+    {
+      applicator->mask_offset_x = mask_offset_x;
+      applicator->mask_offset_y = mask_offset_y;
+
+      gegl_node_set (applicator->mask_offset_node,
+                     "x", (gdouble) mask_offset_x,
+                     "y", (gdouble) mask_offset_y,
+                     NULL);
+    }
+}
+
+void
+gimp_applicator_set_apply_buffer (GimpApplicator *applicator,
+                                  GeglBuffer     *apply_buffer)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+  g_return_if_fail (apply_buffer == NULL || GEGL_IS_BUFFER (apply_buffer));
+
+  if (apply_buffer == applicator->apply_buffer)
+    return;
+
+  if (apply_buffer)
+    {
+      if (! applicator->apply_src_node)
+        {
+          applicator->apply_src_node =
+            gegl_node_new_child (applicator->node,
+                                 "operation", "gegl:buffer-source",
+                                 "buffer",    apply_buffer,
+                                 NULL);
+        }
+      else
+        {
+          gegl_node_set (applicator->apply_src_node,
+                         "buffer", apply_buffer,
+                         NULL);
+        }
+
+      if (! applicator->apply_buffer)
+        {
+          gegl_node_connect_to (applicator->apply_src_node,    "output",
+                                applicator->apply_offset_node, "input");
+        }
+    }
+  else if (applicator->apply_buffer)
+    {
+      gegl_node_connect_to (applicator->aux_node,          "output",
+                            applicator->apply_offset_node, "input");
+    }
+
+  applicator->apply_buffer = apply_buffer;
+}
+
+void
+gimp_applicator_set_apply_offset (GimpApplicator *applicator,
+                                  gint            apply_offset_x,
+                                  gint            apply_offset_y)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+
+  if (applicator->apply_offset_x != apply_offset_x ||
+      applicator->apply_offset_y != apply_offset_y)
+    {
+      applicator->apply_offset_x = apply_offset_x;
+      applicator->apply_offset_y = apply_offset_y;
+
+      gegl_node_set (applicator->apply_offset_node,
+                     "x", (gdouble) apply_offset_x,
+                     "y", (gdouble) apply_offset_y,
+                     NULL);
+    }
+}
+
+void
+gimp_applicator_set_opacity (GimpApplicator *applicator,
+                             gdouble         opacity)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+
+  if (applicator->opacity != opacity)
+    {
+      applicator->opacity = opacity;
+
+      gimp_gegl_mode_node_set_opacity (applicator->mode_node,
+                                       opacity);
+    }
+}
+
+void
+gimp_applicator_set_mode (GimpApplicator         *applicator,
+                          GimpLayerMode           paint_mode,
+                          GimpLayerColorSpace     blend_space,
+                          GimpLayerColorSpace     composite_space,
+                          GimpLayerCompositeMode  composite_mode)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+
+  if (applicator->paint_mode      != paint_mode      ||
+      applicator->blend_space     != blend_space     ||
+      applicator->composite_space != composite_space ||
+      applicator->composite_mode  != composite_mode)
+    {
+      applicator->paint_mode      = paint_mode;
+      applicator->blend_space     = blend_space;
+      applicator->composite_space = composite_space;
+      applicator->composite_mode  = composite_mode;
+
+      gimp_gegl_mode_node_set_mode (applicator->mode_node,
+                                    paint_mode, blend_space,
+                                    composite_space, composite_mode);
+    }
+}
+
+void
+gimp_applicator_set_affect (GimpApplicator    *applicator,
+                            GimpComponentMask  affect)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+
+  if (applicator->affect != affect)
+    {
+      applicator->affect = affect;
+
+      gegl_node_set (applicator->affect_node,
+                     "mask", affect,
+                     NULL);
+    }
+}
+
+void
+gimp_applicator_set_output_format (GimpApplicator *applicator,
+                                   const Babl     *format)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+
+  if (applicator->output_format != format)
+    {
+      if (format)
+        {
+          if (! applicator->output_format)
+            {
+              gegl_node_set (applicator->convert_format_node,
+                             "operation", "gegl:convert-format",
+                             "format",    format,
+                             NULL);
+            }
+          else
+            {
+              gegl_node_set (applicator->convert_format_node,
+                             "format", format,
+                             NULL);
+            }
+        }
+      else
+        {
+          gegl_node_set (applicator->convert_format_node,
+                         "operation", "gegl:nop",
+                         NULL);
+        }
+
+      applicator->output_format = format;
+    }
+}
+
+const Babl *
+gimp_applicator_get_output_format (GimpApplicator *applicator)
+{
+  g_return_val_if_fail (GIMP_IS_APPLICATOR (applicator), NULL);
+
+  return applicator->output_format;
+}
+
+void
+gimp_applicator_set_cache (GimpApplicator *applicator,
+                           gboolean        enable)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+
+  if (applicator->cache_enabled != enable)
+    {
+      if (enable)
+        {
+          gegl_node_set (applicator->cache_node,
+                         "operation", "gegl:cache",
+                         NULL);
+        }
+      else
+        {
+          gegl_node_set (applicator->cache_node,
+                         "operation", "gegl:nop",
+                         NULL);
+        }
+
+      applicator->cache_enabled = enable;
+    }
+}
+
+gboolean
+gimp_applicator_get_cache (GimpApplicator *applicator)
+{
+  g_return_val_if_fail (GIMP_IS_APPLICATOR (applicator), FALSE);
+
+  return applicator->cache_enabled;
+}
+
+gboolean gegl_buffer_list_valid_rectangles (GeglBuffer     *buffer,
+                                            GeglRectangle **rectangles,
+                                            gint           *n_rectangles);
+
+GeglBuffer *
+gimp_applicator_get_cache_buffer (GimpApplicator  *applicator,
+                                  GeglRectangle  **rectangles,
+                                  gint            *n_rectangles)
+{
+  g_return_val_if_fail (GIMP_IS_APPLICATOR (applicator), NULL);
+  g_return_val_if_fail (rectangles != NULL, NULL);
+  g_return_val_if_fail (n_rectangles != NULL, NULL);
+
+  if (applicator->cache_enabled)
+    {
+      GeglBuffer *cache;
+
+      gegl_node_get (applicator->cache_node,
+                     "cache", &cache,
+                     NULL);
+
+      if (cache)
+        {
+          if (gegl_buffer_list_valid_rectangles (cache,
+                                                 rectangles, n_rectangles))
+            {
+              return cache;
+            }
+
+          g_object_unref (cache);
+        }
+    }
+
+  return NULL;
+}
+
+void
+gimp_applicator_set_crop (GimpApplicator      *applicator,
+                          const GeglRectangle *rect)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+
+  if (applicator->crop_enabled != (rect != NULL) ||
+      (rect && ! gegl_rectangle_equal (&applicator->crop_rect, rect)))
+    {
+      if (rect)
+        {
+          if (! applicator->crop_enabled)
+            {
+              gegl_node_set (applicator->crop_node,
+                             "operation", "gimp:compose-crop",
+                             "x",         rect->x,
+                             "y",         rect->y,
+                             "width",     rect->width,
+                             "height",    rect->height,
+                             NULL);
+
+              gegl_node_connect_to (applicator->input_node, "output",
+                                    applicator->crop_node,  "aux");
+            }
+          else
+            {
+              gegl_node_set (applicator->crop_node,
+                             "x",      rect->x,
+                             "y",      rect->y,
+                             "width",  rect->width,
+                             "height", rect->height,
+                             NULL);
+            }
+
+          applicator->crop_enabled = TRUE;
+          applicator->crop_rect    = *rect;
+        }
+      else
+        {
+          gegl_node_disconnect (applicator->crop_node, "aux");
+          gegl_node_set (applicator->crop_node,
+                         "operation", "gegl:nop",
+                         NULL);
+
+          applicator->crop_enabled = FALSE;
+        }
+    }
+}
+
+const GeglRectangle *
+gimp_applicator_get_crop (GimpApplicator *applicator)
+{
+  g_return_val_if_fail (GIMP_IS_APPLICATOR (applicator), NULL);
+
+  if (applicator->crop_enabled)
+    return &applicator->crop_rect;
+
+  return NULL;
+}
+
+void
+gimp_applicator_blit (GimpApplicator      *applicator,
+                      const GeglRectangle *rect)
+{
+  g_return_if_fail (GIMP_IS_APPLICATOR (applicator));
+
+  gegl_node_blit (applicator->dest_node, 1.0, rect,
+                  NULL, NULL, 0, GEGL_BLIT_DEFAULT);
+}