Integrated pixy into emulator. Pixy is no longer in the common/libs folder but in emulator/libs and discovery/libs

emulator/libs/Pixy/src/timer.cpp

@@ -0,0 +1,38 @@
+//
+// begin license header
+//
+// This file is part of Pixy CMUcam5 or "Pixy" for short
+//
+// All Pixy source code is provided under the terms of the
+// GNU General Public License v2 (http://www.gnu.org/licenses/gpl-2.0.html).
+// Those wishing to use Pixy source code, software and/or
+// technologies under different licensing terms should contact us at
+// cmucam@cs.cmu.edu. Such licensing terms are available for
+// all portions of the Pixy codebase presented here.
+//
+// end license header
+//
+
+#include "timer.hpp"
+
+using namespace boost::chrono;
+
+util::timer::timer()
+{
+  epoch_ = steady_clock::now();
+}
+
+void util::timer::reset()
+{
+  epoch_ = steady_clock::now();
+}
+
+uint32_t util::timer::elapsed()
+{
+  steady_clock::time_point mark;
+  
+  // Compute difference in time //
+  
+  mark = steady_clock::now();
+  return duration_cast<milliseconds>(mark - epoch_).count();
+}