X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fview%2Fviewport.cpp;h=c45e455b0ac091abe812f67279d4500196c2064c;hb=7c238e082a6fadc14f90285805f5901cc8f68570;hp=f0c78e67fcd727bdea0249120259b80331f8f1b1;hpb=300fc11ea8ec416b31c7dbc3d3d52277af24d1b7;p=pulseview.git

diff --git a/pv/view/viewport.cpp b/pv/view/viewport.cpp
index f0c78e67..c45e455b 100644
--- a/pv/view/viewport.cpp
+++ b/pv/view/viewport.cpp
@@ -19,6 +19,7 @@
  */
 
 #include <cassert>
+#include <cmath>
 
 #include "view.h"
 #include "viewport.h"
@@ -28,6 +29,7 @@
 
 #include <QMouseEvent>
 
+using std::abs;
 using std::max;
 using std::min;
 using std::shared_ptr;