Modify: Operate Instrument

README.md

@@ -25,5 +25,9 @@ one is 2D cluster, one is Qt3D cluster and others are Qt3DStudio clusters.
 1. Check the Qt3DStudio installation. Change the import directory in "InstrumentCluster/main.cpp Line66" to your own Qt3DStudio/qml.
 2. qmake make & make install
 
-# How to design a plugin
+# How to operate
+1. "Up/Down" to navigate the scenes
+2. "Space" to select the scene
 
+# How to design a plugin
+TODO