simplification: read all inputs once

src/ApplicationModule.cc

@@ -11,16 +11,15 @@
 namespace ChimeraTK {
 
   void ApplicationModule::run() {
-    assert(!moduleThread.joinable());
 
-    // read all control system to application variables once, to set the startup value e.g. coming from the config file
+    // read all input variables once, to set the startup value e.g. coming from the config file
     // (without triggering an action inside the application)
     for(auto &variable : getAccessorList()) {
-      if( variable->getNode().getOwner().getFeedingNode().getType() == NodeType::ControlSystem ) {
-        variable->readNonBlocking();
-      }
+      if(variable->getDirection() == VariableDirection::consuming) variable->readNonBlocking();
     }
 
+    // start the module thread
+    assert(!moduleThread.joinable());
     moduleThread = boost::thread(&ApplicationModule::mainLoopWrapper, this);
   }