add SGMath.hxx header file to ConditionNode.cxx

Apparently necessary for MSVC 2008.

diff --git a/simgear/scene/model/ConditionNode.cxx b/simgear/scene/model/ConditionNode.cxx
index e68cfa21adb1e69c552e6462b1f4f32dde3e18e5..8003caa11102e66ac5136680b4c836ee1b7c424b 100644 (file)
--- a/simgear/scene/model/ConditionNode.cxx
+++ b/simgear/scene/model/ConditionNode.cxx
@@ -17,6 +17,8 @@
 
 #include "ConditionNode.hxx"
 
+#include <simgear/math/SGMath.hxx>
+
 namespace simgear
 {
 using namespace osg;