1 files changed, 8 insertions, 0 deletions
diff --git a/services/input/InputReader.h b/services/input/InputReader.h
index 0485617..0fbc93c 100644
--- a/services/input/InputReader.h
+++ b/services/input/InputReader.h
@@ -1021,6 +1021,14 @@ private:
         float referenceGestureX;  // reference gesture X/Y coordinates in pixels
         float referenceGestureY;
 
+        // Distance that each pointer has traveled which has not yet been
+        // subsumed into the reference gesture position.
+        BitSet32 referenceIdBits;
+        struct Delta {
+            float dx, dy;
+        };
+        Delta referenceDeltas[MAX_POINTER_ID + 1];
+
         // Describes how touch ids are mapped to gesture ids for freeform gestures.
         uint32_t freeformTouchToGestureIdMap[MAX_POINTER_ID + 1];