rename small variable

src/processor/processor_motion.cpp

@@ -272,11 +272,11 @@ void ProcessorMotion::processCapture(CaptureBasePtr _incoming_ptr)
 
             // update KF state (adding missing StateBlocks)
             auto proc_state = getState(timestamp_from_callback);
-            for (auto pair_ckey_vec : proc_state)
-                if (!keyframe_from_callback->isInStructure(pair_ckey_vec.first))
-                    keyframe_from_callback->addStateBlock(pair_ckey_vec.first,
-                                                          FactoryStateBlock::create(string(1, pair_ckey_vec.first),
-                                                                                    pair_ckey_vec.second,
+            for (auto pair_key_vec : proc_state)
+                if (!keyframe_from_callback->isInStructure(pair_key_vec.first))
+                    keyframe_from_callback->addStateBlock(pair_key_vec.first,
+                                                          FactoryStateBlock::create(string(1, pair_key_vec.first),
+                                                                                    pair_key_vec.second,
                                                                                     false),
                                                           getProblem());
             keyframe_from_callback->setState(proc_state);
@@ -416,11 +416,11 @@ void ProcessorMotion::processCapture(CaptureBasePtr _incoming_ptr)
     last_ptr_->setTimeStamp( ts );
     last_ptr_->getFrame()->setTimeStamp( ts );
     VectorComposite state_propa = getState( ts );
-    for (auto pair_ckey_vec : state_propa)
-        if (!last_ptr_->getFrame()->isInStructure(pair_ckey_vec.first))
-            last_ptr_->getFrame()->addStateBlock(pair_ckey_vec.first,
-                                                 FactoryStateBlock::create(string(1, pair_ckey_vec.first),
-                                                                           pair_ckey_vec.second,
+    for (auto & pair_key_vec : state_propa)
+        if (!last_ptr_->getFrame()->isInStructure(pair_key_vec.first))
+            last_ptr_->getFrame()->addStateBlock(pair_key_vec.first,
+                                                 FactoryStateBlock::create(string(1, pair_key_vec.first),
+                                                                           pair_key_vec.second,
                                                                            false),
                                                  getProblem());
     last_ptr_->getFrame()->setState( state_propa );