X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fsynfig%2Fvaluenode_subtract.cpp;h=3ba475ef309dbcddee807750166bcfe03ec29d05;hb=9459638ad6797b8139f1e9f0715c96076dbf0890;hp=3214d30c190d4207e454617543f6523afd84548b;hpb=756c0d29ac1742f231e6615f9a577e574e35a4af;p=synfig.git

diff --git a/synfig-core/trunk/src/synfig/valuenode_subtract.cpp b/synfig-core/trunk/src/synfig/valuenode_subtract.cpp
index 3214d30..3ba475e 100644
--- a/synfig-core/trunk/src/synfig/valuenode_subtract.cpp
+++ b/synfig-core/trunk/src/synfig/valuenode_subtract.cpp
@@ -125,6 +125,9 @@ synfig::ValueNode_Subtract::~ValueNode_Subtract()
 synfig::ValueBase
 synfig::ValueNode_Subtract::operator()(Time t)const
 {
+	if (getenv("SYNFIG_DEBUG_VALUENODE_OPERATORS"))
+		printf("%s:%d operator()\n", __FILE__, __LINE__);
+
 	if(!ref_a || !ref_b)
 		throw runtime_error(strprintf("ValueNode_Subtract: %s",_("One or both of my parameters aren't set!")));
 	switch(get_type())