Radix cross Linux

Index: create.patch.sh
===================================================================
--- create.patch.sh	(nonexistent)
+++ create.patch.sh	(revision 361)
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+VERSION=0.4.46
+
+tar --files-from=file.list -xJvf ../gegl-$VERSION.tar.xz
+mv gegl-$VERSION gegl-$VERSION-orig
+
+cp -rf ./gegl-$VERSION-new ./gegl-$VERSION
+
+diff --unified -Nr  gegl-$VERSION-orig  gegl-$VERSION > gegl-$VERSION-runtime-dot.patch
+
+mv gegl-$VERSION-runtime-dot.patch ../patches
+
+rm -rf ./gegl-$VERSION
+rm -rf ./gegl-$VERSION-orig

Property changes on: create.patch.sh
___________________________________________________________________
Added: svn:executable
## -0,0 +1 ##
+*
\ No newline at end of property
Index: file.list
===================================================================
--- file.list	(nonexistent)
+++ file.list	(revision 361)
@@ -0,0 +1 @@
+gegl-0.4.46/operations/common/introspect.c
Index: gegl-0.4.46-new/operations/common/introspect.c
===================================================================
--- gegl-0.4.46-new/operations/common/introspect.c	(nonexistent)
+++ gegl-0.4.46-new/operations/common/introspect.c	(revision 361)
@@ -0,0 +1,206 @@
+/* This file is an image processing operation for GEGL
+ *
+ * GEGL is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * GEGL 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with GEGL; if not, see <https://www.gnu.org/licenses/>.
+ *
+ * Copyright 2006 Øyvind Kolås <pippin@gimp.org>
+ */
+
+#include "config.h"
+#include <stdlib.h>
+#include <glib/gi18n-lib.h>
+#include <unistd.h>
+
+
+#ifdef GEGL_PROPERTIES
+
+property_object(node, _("Node"), GEGL_TYPE_NODE)
+
+#else
+
+#define GEGL_OP_SOURCE
+#define GEGL_OP_NAME     introspect
+#define GEGL_OP_C_SOURCE introspect.c
+
+#include "gegl-op.h"
+gchar *gegl_to_dot                       (GeglNode       *node);
+#include <stdio.h>
+
+static void
+gegl_introspect_load_cache (GeglProperties *op_introspect)
+{
+  gchar      *dot_string   = NULL;
+  gchar      *png_filename = NULL;
+  gchar      *dot_filename = NULL;
+  gchar      *dot_cmd      = NULL;
+  gchar      *dot;
+  gint        fd;
+
+  dot = g_find_program_in_path ("dot");
+
+  if (op_introspect->user_data || op_introspect->node == NULL)
+    return;
+
+  /* Construct temp filenames */
+  dot_filename = g_build_filename (g_get_tmp_dir (), "gegl-introspect-XXXXXX.dot", NULL);
+  png_filename = g_build_filename (g_get_tmp_dir (), "gegl-introspect-XXXXXX.png", NULL);
+
+  /* Construct the .dot source */
+  fd = g_mkstemp (dot_filename);
+  dot_string = gegl_to_dot (GEGL_NODE (op_introspect->node));
+  write (fd, dot_string, strlen (dot_string));
+  close (fd);
+
+  /* The only point of using g_mkstemp() here is creating a new file and making
+   * sure we don't override a file which existed before.
+   * Also png_filename will be modified in-place to the actual path name
+   * generated as being unique.
+   */
+  fd = g_mkstemp (png_filename);
+  close (fd);
+
+  /* Process the .dot to a .png */
+  dot_cmd = g_strdup_printf ("%s -o %s -Tpng %s", dot, png_filename, dot_filename);
+  if (system (dot_cmd) != 0)
+    {
+      g_warning ("Error executing GraphViz dot program");
+    }
+  else
+    {
+      GeglBuffer *new_buffer   = NULL;
+      GeglNode   *png_load     = NULL;
+      GeglNode   *buffer_sink  = NULL;
+
+      /* Create a graph that loads the png into a GeglBuffer and process
+       * it
+       */
+      png_load = gegl_node_new_child (NULL,
+                                      "operation", "gegl:png-load",
+                                      "path",      png_filename,
+                                      NULL);
+      buffer_sink = gegl_node_new_child (NULL,
+                                         "operation", "gegl:buffer-sink",
+                                         "buffer",    &new_buffer,
+                                         NULL);
+      gegl_node_link_many (png_load, buffer_sink, NULL);
+      gegl_node_process (buffer_sink);
+
+      op_introspect->user_data= new_buffer;
+
+      g_object_unref (buffer_sink);
+      g_object_unref (png_load);
+    }
+
+  /* Do not keep the files around. */
+  unlink (dot_filename);
+  unlink (png_filename);
+
+  /* Cleanup */
+  g_free (dot);
+  g_free (dot_string);
+  g_free (dot_cmd);
+  g_free (dot_filename);
+  g_free (png_filename);
+}
+
+static void
+gegl_introspect_dispose (GObject *object)
+{
+  GeglProperties *o = GEGL_PROPERTIES (object);
+
+  g_clear_object (&o->user_data);
+
+  G_OBJECT_CLASS (gegl_op_parent_class)->dispose (object);
+}
+
+static GeglRectangle
+gegl_introspect_get_bounding_box (GeglOperation *operation)
+{
+  GeglRectangle   result = {0,0,0,0};
+  GeglProperties *o = GEGL_PROPERTIES (operation);
+
+  gegl_introspect_load_cache (o);
+
+  if (o->user_data)
+    {
+      gint width, height;
+
+      g_object_get (o->user_data,
+                    "width",  &width,
+                    "height", &height,
+                    NULL);
+
+      result.width  = width;
+      result.height = height;
+    }
+
+  return result;
+}
+
+static gboolean
+gegl_introspect_process (GeglOperation        *operation,
+                         GeglOperationContext *context,
+                         const gchar          *output_pad,
+                         const GeglRectangle  *result,
+                         gint                  level)
+{
+  GeglProperties *o = GEGL_PROPERTIES (operation);
+
+  gegl_introspect_load_cache (o);
+
+  if (!o->user_data)
+    return FALSE;
+
+  /* gegl_operation_context_take_object() takes the reference we have,
+   * so we must increase it since we want to keep the object
+   */
+  g_object_ref (o->user_data);
+
+  gegl_operation_context_take_object (context, output_pad, G_OBJECT (o->user_data));
+
+  return  TRUE;
+}
+
+static gboolean
+gegl_introspect_is_available (void)
+{
+  gchar    *dot;
+  gboolean  found = TRUE;
+
+  /* always return TRUE to avoid a runtime check on dot */
+  return found;
+}
+
+static void
+gegl_op_class_init (GeglOpClass *klass)
+{
+  GObjectClass             *object_class;
+  GeglOperationClass       *operation_class;
+
+  object_class    = G_OBJECT_CLASS (klass);
+  operation_class = GEGL_OPERATION_CLASS (klass);
+
+  object_class->dispose             = gegl_introspect_dispose;
+
+  operation_class->process          = gegl_introspect_process;
+  operation_class->get_bounding_box = gegl_introspect_get_bounding_box;
+  operation_class->is_available     = gegl_introspect_is_available;
+
+  gegl_operation_class_set_keys (operation_class,
+    "name"       , "gegl:introspect",
+    "categories" , "render",
+    "description", _("GEGL graph visualizer."),
+    NULL);
+}
+
+#endif