Add optional debugging for calls to ValueNode_*::operator(). export SYNFIG_DEBUG_VAL...

[synfig.git] / synfig-core / trunk / src / synfig / valuenode_composite.cpp

diff --git a/synfig-core/trunk/src/synfig/valuenode_composite.cpp b/synfig-core/trunk/src/synfig/valuenode_composite.cpp
index 61b6c64..7e18ea0 100644 (file)
--- a/synfig-core/trunk/src/synfig/valuenode_composite.cpp
+++ b/synfig-core/trunk/src/synfig/valuenode_composite.cpp
@@ -114,6 +114,9 @@ ValueNode_Composite::create_new()const
 ValueBase
 synfig::ValueNode_Composite::operator()(Time t)const
 {
+       if (getenv("SYNFIG_DEBUG_VALUENODE_OPERATORS"))
+               printf("%s:%d operator()\n", __FILE__, __LINE__);
+
        switch(get_type())
        {
                case ValueBase::TYPE_VECTOR: