From 854210a7e31f5b455937631d387a76a094b09f89 Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <wolf.pld@gmail.com>
Date: Sun, 2 Sep 2018 02:09:29 +0200
Subject: [PATCH] Fix find zone histogram selection start/end.

---
 server/TracyView.cpp | 13 ++++++++++++-
 server/TracyView.hpp |  1 +
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/server/TracyView.cpp b/server/TracyView.cpp
index cc341446..696223a8 100644
--- a/server/TracyView.cpp
+++ b/server/TracyView.cpp
@@ -5017,10 +5017,21 @@ void View::DrawFindZone()
                                 m_findZone.highlight.active = true;
                                 m_findZone.highlight.start = t0;
                                 m_findZone.highlight.end = t1;
+                                m_findZone.hlOrig_t0 = t0;
+                                m_findZone.hlOrig_t1 = t1;
                             }
                             else if( ImGui::IsMouseDragging( 0, 0 ) )
                             {
-                                m_findZone.highlight.end = t1 > m_findZone.highlight.start ? t1 : t0;
+                                if( t0 < m_findZone.hlOrig_t0 )
+                                {
+                                    m_findZone.highlight.start = t0;
+                                    m_findZone.highlight.end = m_findZone.hlOrig_t1;
+                                }
+                                else
+                                {
+                                    m_findZone.highlight.start = m_findZone.hlOrig_t0;
+                                    m_findZone.highlight.end = t1;
+                                }
                                 m_findZone.ResetGroups();
                             }
                         }
diff --git a/server/TracyView.hpp b/server/TracyView.hpp
index 99443f61..d3791a3e 100644
--- a/server/TracyView.hpp
+++ b/server/TracyView.hpp
@@ -289,6 +289,7 @@ private:
         GroupBy groupBy = GroupBy::Thread;
         SortBy sortBy = SortBy::Order;
         Region highlight;
+        int64_t hlOrig_t0, hlOrig_t1;
         int64_t numBins = -1;
         std::unique_ptr<int64_t[]> bins, binTime, selBin;
         std::vector<int64_t> sorted;