Author: abrander
Date: 2009-08-03 21:18:20 +0200 (Mon, 03 Aug 2009)
New Revision: 2599
Modified:
trunk/librawstudio/rs-filter.c
trunk/librawstudio/rs-filter.h
Log:
Added a simple label to RSFilter's and rs_filter_graph().
Modified: trunk/librawstudio/rs-filter.c
===================================================================
--- trunk/librawstudio/rs-filter.c 2009-08-03 19:15:15 UTC (rev 2598)
+++ trunk/librawstudio/rs-filter.c 2009-08-03 19:18:20 UTC (rev 2599)
@@ -377,3 +377,167 @@
return filter->enabled;
}
+
+/**
+ * Set a label for a RSFilter - only used for debugging
+ * @param filter A RSFilter
+ * @param label A new label for the RSFilter, this will NOT be copied
+ */
+extern void
+rs_filter_set_label(RSFilter *filter, const gchar *label)
+{
+ g_assert(RS_IS_FILTER(filter));
+
+ filter->label = label;
+}
+
+/**
+ * Get the label for a RSFilter
+ * @param filter A RSFilter
+ * @return The label for the RSFilter or NULL
+ */
+const gchar *
+rs_filter_get_label(RSFilter *filter)
+{
+ g_assert(RS_IS_FILTER(filter));
+
+ return filter->label;
+}
+
+static void
+rs_filter_graph_helper(GString *str, RSFilter *filter)
+{
+ g_assert(str != NULL);
+ g_assert(RS_IS_FILTER(filter));
+
+ g_string_append_printf(str, "\"%p\" [\n\tshape=\"Mrecord\"\n", filter);
+
+ if (!g_str_equal(RS_FILTER_NAME(filter), "RSCache"))
+ g_string_append_printf(str, "\tcolor=grey\n\tstyle=filled\n");
+
+ if (filter->enabled)
+ g_string_append_printf(str, "\tcolor=\"#66ba66\"\n");
+ else
+ g_string_append_printf(str, "\tcolor=grey\n");
+
+ g_string_append_printf(str, "\tlabel=<<table cellborder=\"0\"
border=\"0\">\n");
+
+ GObjectClass *klass = G_OBJECT_GET_CLASS(filter);
+ GParamSpec **specs;
+ gint i, n_specs = 0;
+
+ /* Filter name (and label) */
+ g_string_append_printf(str, "\t\t<tr>\n\t\t\t<td colspan=\"2\"
bgcolor=\"black\"><font color=\"white\">%s", RS_FILTER_NAME(filter));
+ if (filter->label)
+ g_string_append_printf(str, " (%s)", filter->label);
+ g_string_append_printf(str, "</font></td>\n\t\t</tr>\n");
+
+ /* Parameter and value list */
+ specs = g_object_class_list_properties(G_OBJECT_CLASS(klass), &n_specs);
+ for(i=0; i<n_specs; i++)
+ {
+ gboolean boolean = FALSE;
+ gint integer = 0;
+ gfloat loat = 0.0;
+ gchar *ostr = NULL;
+
+ g_string_append_printf(str, "\t\t<tr>\n\t\t\t<td
align=\"right\">%s:</td>\n\t\t\t<td align=\"left\">", specs[i]->name);
+ /* We have to use if/else here, because RS_TYPE_* does not
resolve to a constant */
+ if (G_PARAM_SPEC_VALUE_TYPE(specs[i]) == RS_TYPE_LENS)
+ {
+ RSLens *lens;
+ gchar *identifier;
+
+ g_object_get(filter, specs[i]->name, &lens, NULL);
+ if (lens)
+ {
+ g_object_get(lens, "identifier", &identifier,
NULL);
+ g_object_unref(lens);
+
+ g_string_append_printf(str, "%s", identifier);
+
+ g_free(identifier);
+ }
+ else
+ g_string_append_printf(str, "n/a");
+ }
+ else if (G_PARAM_SPEC_VALUE_TYPE(specs[i]) ==
RS_TYPE_ICC_PROFILE)
+ {
+ RSIccProfile *profile;
+ gchar *profile_filename;
+ gchar *profile_basename;
+
+ g_object_get(filter, specs[i]->name, &profile, NULL);
+ g_object_get(profile, "filename", &profile_filename,
NULL);
+ g_object_unref(profile);
+ profile_basename = g_path_get_basename
(profile_filename);
+ g_free(profile_filename);
+
+ g_string_append_printf(str, "%s", profile_basename);
+ g_free(profile_basename);
+ }
+ else
+ switch (G_PARAM_SPEC_VALUE_TYPE(specs[i]))
+ {
+ case G_TYPE_BOOLEAN:
+ g_object_get(filter, specs[i]->name,
&boolean, NULL);
+ g_string_append_printf(str, "%s",
(boolean) ? "TRUE" : "FALSE");
+ break;
+ case G_TYPE_INT:
+ g_object_get(filter, specs[i]->name,
&integer, NULL);
+ g_string_append_printf(str, "%d",
integer);
+ break;
+ case G_TYPE_FLOAT:
+ g_object_get(filter, specs[i]->name,
&loat, NULL);
+ g_string_append_printf(str, "%.05f",
loat);
+ break;
+ case G_TYPE_STRING:
+ g_object_get(filter, specs[i]->name,
&ostr, NULL);
+ g_string_append_printf(str, "%s", ostr);
+ break;
+ default:
+ g_string_append_printf(str, "n/a");
+ break;
+ }
+ g_string_append_printf(str, "</td>\n\t\t</tr>\n");
+ }
+
+ g_string_append_printf(str, "\t\t</table>>\n\t];\n");
+
+ gint n_next = g_slist_length(filter->next_filters);
+
+ for(i=0; i<n_next; i++)
+ {
+ RSFilter *next =
RS_FILTER(g_slist_nth_data(filter->next_filters, i));
+
+ /* Edge - print dimensions along */
+ g_string_append_printf(str, "\t\"%p\" -> \"%p\" [label=\"
%dx%d\"];\n",
+ filter, next,
+ rs_filter_get_width(filter),
rs_filter_get_height(filter));
+
+ /* Recursively call ourself for every "next" filter */
+ rs_filter_graph_helper(str, next);
+ }
+}
+
+/**
+ * Draw a nice graph of the filter chain
+ * note: Requires graphviz
+ * @param filter The top-most filter to graph
+ */
+void
+rs_filter_graph(RSFilter *filter)
+{
+ g_assert(RS_IS_FILTER(filter));
+ GString *str = g_string_new("digraph G {\n");
+
+ rs_filter_graph_helper(str, filter);
+
+ g_string_append_printf(str, "}\n");
+ g_file_set_contents("/tmp/rs-filter-graph", str->str, str->len, NULL);
+
+ system("dot -Tpng >/tmp/rs-filter-graph.png </tmp/rs-filter-graph");
+ system("gnome-open /tmp/rs-filter-graph.png");
+
+ g_string_free(str, TRUE);
+}
Modified: trunk/librawstudio/rs-filter.h
===================================================================
--- trunk/librawstudio/rs-filter.h 2009-08-03 19:15:15 UTC (rev 2598)
+++ trunk/librawstudio/rs-filter.h 2009-08-03 19:18:20 UTC (rev 2599)
@@ -85,6 +85,8 @@
GObject parent;
gboolean dispose_has_run;
+ const gchar *label;
+
RSFilter *previous;
GSList *next_filters;
gboolean enabled;
@@ -178,6 +180,27 @@
*/
extern gboolean rs_filter_get_enabled(RSFilter *filter);
+/**
+ * Set a label for a RSFilter - only used for debugging
+ * @param filter A RSFilter
+ * @param label A new label for the RSFilter, this will NOT be copied
+ */
+extern void rs_filter_set_label(RSFilter *filter, const gchar *label);
+
+/**
+ * Get the label for a RSFilter
+ * @param filter A RSFilter
+ * @return The label for the RSFilter or NULL
+ */
+extern const gchar *rs_filter_get_label(RSFilter *filter);
+
+/**
+ * Draw a nice graph of the filter chain
+ * note: Requires graphviz
+ * @param filter The top-most filter to graph
+ */
+extern void rs_filter_graph(RSFilter *filter);
+
G_END_DECLS
#endif /* RS_FILTER_H */
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