more compact and clear schema for protobuf

Author: Erimelowo

src/bridge/ProtobufMessages.proto

@@ -54,34 +54,29 @@ option optimize_for = LITE_RUNTIME;
 message PingPong {
 }
 
-enum FingerBoneName {
-    THUMB_METACARPAL = 0;
-    THUMB_PROXIMAL = 1;
-    THUMB_DISTAL = 2;
-    INDEX_PROXIMAL = 3;
-    INDEX_INTERMEDIATE = 4;
-    INDEX_DISTAL = 5;
-    MIDDLE_PROXIMAL = 6;
-    MIDDLE_INTERMEDIATE = 7;
-    MIDDLE_DISTAL = 8;
-    RING_PROXIMAL = 9;
-    RING_INTERMEDIATE = 10;
-    RING_DISTAL = 11;
-    LITTLE_PROXIMAL = 12;
-    LITTLE_INTERMEDIATE = 13;
-    LITTLE_DISTAL = 14;
-}
-
-message Quaternion {
-    float x = 1;
-    float y = 2;
-    float z = 3;
-    float w = 4;
-}
-
-message FingerBone {
+message FingerBoneRotation {
+    enum FingerBoneName {
+        THUMB_METACARPAL = 0;
+        THUMB_PROXIMAL = 1;
+        THUMB_DISTAL = 2;
+        INDEX_PROXIMAL = 3;
+        INDEX_INTERMEDIATE = 4;
+        INDEX_DISTAL = 5;
+        MIDDLE_PROXIMAL = 6;
+        MIDDLE_INTERMEDIATE = 7;
+        MIDDLE_DISTAL = 8;
+        RING_PROXIMAL = 9;
+        RING_INTERMEDIATE = 10;
+        RING_DISTAL = 11;
+        LITTLE_PROXIMAL = 12;
+        LITTLE_INTERMEDIATE = 13;
+        LITTLE_DISTAL = 14;
+    }
     FingerBoneName name = 1;
-    Quaternion rotation = 2;
+    float x = 2;
+    float y = 3;
+    float z = 4;
+    float w = 5;
 }
 
 message Position {
@@ -100,7 +95,7 @@ message Position {
         FULL = 3;
     }
     optional DataSource data_source = 9;
-    repeated FingerBone finger_bones = 10;
+    repeated FingerBoneRotation finger_bone_rotations = 10;
 }
 
 message UserAction {