Variables should start with lower-case. (#2013)

New PullRequest as suggested in #2012

Co-authored-by: Starcommander <[email protected]>

jme3-vr/src/main/java/com/jme3/input/vr/lwjgl_openvr/LWJGLOpenVR.java

@@ -48,7 +48,7 @@ public class LWJGLOpenVR implements VRAPI {
 
     private Vector3f hmdPoseLeftEyeVec, hmdPoseRightEyeVec, hmdSeatToStand;
 
-    private LWJGLOpenVRInput VRinput;
+    private LWJGLOpenVRInput vrInput;
 
     private VREnvironment environment = null;
 
@@ -91,7 +91,7 @@ public LWJGLOpenVR(VREnvironment environment){
 
     @Override
     public LWJGLOpenVRInput getVRinput() {
-        return VRinput;
+        return vrInput;
     }
 
     @Override
@@ -158,9 +158,9 @@ public boolean initialize() {
             hmdDisplayFrequency.get(0);
             TrackedDevicePose.create(VR.k_unMaxTrackedDeviceCount);
             // init controllers for the first time
-            VRinput = new LWJGLOpenVRInput(environment);
-            VRinput.init();
-            VRinput.updateConnectedControllers();
+            vrInput = new LWJGLOpenVRInput(environment);
+            vrInput.init();
+            vrInput.updateConnectedControllers();
 
             // init bounds & chaperone info
             LWJGLOpenVRBounds bounds = new LWJGLOpenVRBounds();
@@ -431,4 +431,4 @@ public void setTrackingSpace(boolean isSeated){
     public Matrix4f[] getPoseMatrices() {
         return poseMatrices;
     }
-}
+}