From 9cc9868820ec08c275d15a775694701cd3ce6cb7 Mon Sep 17 00:00:00 2001
From: matlabbe <matlabbe@gmail.com>
Date: Sun, 17 Jan 2016 13:50:59 -0500
Subject: [PATCH] Fixed double features re-extraction when both detector and
 descriptor types are changed at the same time.

---
 src/ParametersToolBox.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/ParametersToolBox.cpp b/src/ParametersToolBox.cpp
index 871b6da1..e5cba7db 100644
--- a/src/ParametersToolBox.cpp
+++ b/src/ParametersToolBox.cpp
@@ -580,7 +580,10 @@ void ParametersToolBox::changeParameter(const int & value)
 							UASSERT(tmp.size() == 2);
 							QString newTmp = QString('0'+index)+":"+tmp.back();
 							Settings::setFeature2D_2Descriptor(newTmp);
+							descriptorBox->blockSignals(true);
 							this->updateParameter(Settings::kFeature2D_2Descriptor());
+							descriptorBox->blockSignals(false);
+							paramChanged.append(Settings::kFeature2D_2Descriptor());
 						}
 						else
 						{