Merge branch 'next' of http://git.gitorious.org/fg/flightgear into next

[flightgear.git] / src / Autopilot / digitalfilter.hxx

diff --git a/src/Autopilot/digitalfilter.hxx b/src/Autopilot/digitalfilter.hxx
index 4bc37a9045470e9711623ca8a26a0c4ef978fb9c..d9b0ac48d8d9500d7ca0af7ca941437e87cd3000 100644 (file)
--- a/src/Autopilot/digitalfilter.hxx
+++ b/src/Autopilot/digitalfilter.hxx
@@ -53,6 +53,12 @@ class DigitalFilter : public AnalogComponent
 private:
     SGSharedPtr<DigitalFilterImplementation> _implementation;
 
+    enum InitializeTo {
+      INITIALIZE_OUTPUT,
+      INITIALIZE_INPUT,
+      INITIALIZE_NONE
+    };
+
 protected:
     bool configure( const std::string & nodeName, SGPropertyNode_ptr configNode);
     void update( bool firstTime, double dt);
@@ -61,6 +67,7 @@ protected:
     InputValueList _samples;
     InputValueList _rateOfChange;
     InputValueList _gain;
+    InitializeTo _initializeTo;
 
 public:
     DigitalFilter();