#include <extdef.h>
-#include <math.h>
+#include <cassert>
+#include <cmath>
#include "analogsignal.h"
#include "pv/data/analog.h"
#include "pv/data/analogsnapshot.h"
#include "pv/view/view.h"
-using boost::shared_ptr;
using std::max;
using std::min;
+using std::shared_ptr;
using std::deque;
namespace pv {