[Bf-blender-cvs] [b2ef042793d] master: Depsgraph: Print some statistics about transitive reduction

[Sergey Sharybin]

Commit: b2ef042793d8723a8e1b433cf64cdc3fe823ff61
Author: Sergey Sharybin
Date:   Wed Dec 20 16:19:40 2017 +0100
Branches: master
https://developer.blender.org/rBb2ef042793d8723a8e1b433cf64cdc3fe823ff61

Depsgraph: Print some statistics about transitive reduction

===================================================================

M       source/blender/depsgraph/intern/builder/deg_builder_transitive.cc

===================================================================

diff --git a/source/blender/depsgraph/intern/builder/deg_builder_transitive.cc 
b/source/blender/depsgraph/intern/builder/deg_builder_transitive.cc
index 30af0242aeb..7731b76c6b9 100644
--- a/source/blender/depsgraph/intern/builder/deg_builder_transitive.cc
+++ b/source/blender/depsgraph/intern/builder/deg_builder_transitive.cc
@@ -37,6 +37,7 @@
 #include "intern/nodes/deg_node_operation.h"
 
 #include "intern/depsgraph.h"
+#include "intern/depsgraph_intern.h"
 
 #include "util/deg_util_foreach.h"
 
@@ -79,6 +80,7 @@ static void deg_graph_tag_paths_recursive(DepsNode *node)
 
 void deg_graph_transitive_reduction(Depsgraph *graph)
 {
+       int num_removed_relations = 0;
        foreach (OperationDepsNode *target, graph->operations) {
                /* Clear tags. */
                foreach (OperationDepsNode *node, graph->operations) {
@@ -108,12 +110,14 @@ void deg_graph_transitive_reduction(Depsgraph *graph)
                        else if (rel->from->done & OP_REACHABLE) {
                                rel->unlink();
                                OBJECT_GUARDED_DELETE(rel, DepsRelation);
+                               ++num_removed_relations;
                        }
                        else {
                                ++it_rel;
                        }
                }
        }
+       DEG_DEBUG_PRINTF("Removed %d relations\n", num_removed_relations);
 }
 
 }  // namespace DEG

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