Add a new node "float-property" to be used in float comparision in effect predicates

[simgear.git] / simgear / math / sg_types.hxx

diff --git a/simgear/math/sg_types.hxx b/simgear/math/sg_types.hxx
index e629a55a8539938986aa44bbf394ab9298d4d505..f413c26b58359eb66f13f00c6773132562e2bffd 100644 (file)
--- a/simgear/math/sg_types.hxx
+++ b/simgear/math/sg_types.hxx
@@ -38,10 +38,10 @@
 #include <string>
 #include <vector>
 
-#include <simgear/math/point3d.hxx>
+class Point3D;
 
-SG_USING_STD(vector);
-SG_USING_STD(string);
+using std::vector;
+using std::string;
 
 /** STL vector list of ints */
 typedef vector < int > int_list;