From 3dc8a90982ecf3c5e2e2d9aceb331232ba7e4c4b Mon Sep 17 00:00:00 2001
From: Tao Wei <tweicc@gmail.com>
Date: Mon, 23 Apr 2018 17:24:13 +0800
Subject: [PATCH] change to reference variable

---
 .../examples/android/jni/object_tracking/keypoint_detector.cc   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tensorflow/examples/android/jni/object_tracking/keypoint_detector.cc b/tensorflow/examples/android/jni/object_tracking/keypoint_detector.cc
index eb431328a7a..567f1098b98 100644
--- a/tensorflow/examples/android/jni/object_tracking/keypoint_detector.cc
+++ b/tensorflow/examples/android/jni/object_tracking/keypoint_detector.cc
@@ -311,7 +311,7 @@ int KeypointDetector::AddExtraCandidatesForBoxes(
           return num_keypoints_added;
         }
 
-        Keypoint curr_keypoint = keypoints[num_keypoints_added++];
+        Keypoint &curr_keypoint = keypoints[num_keypoints_added++];
         curr_keypoint.pos_ = Point2f(
             box.left_ + box.GetWidth() * (i + 0.5f) / kNumToAddAsCandidates,
             box.top_ + box.GetHeight() * (j + 0.5f) / kNumToAddAsCandidates);