From 4c95700fc6848d46a33b565df7eb81ada2b32987 Mon Sep 17 00:00:00 2001
From: Patrick Ruoff <c14-radioactive@19e81ba0-9b1a-49c3-bd6c-561e1906d5fb>
Date: Mon, 31 Dec 2012 12:33:18 +0000
Subject: Updated PointTracker

git-svn-id: svn+ssh://svn.code.sf.net/p/facetracknoir/code@200 19e81ba0-9b1a-49c3-bd6c-561e1906d5fb
---
 FTNoIR_Tracker_PT/timer.cpp | 66 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 FTNoIR_Tracker_PT/timer.cpp

(limited to 'FTNoIR_Tracker_PT/timer.cpp')

diff --git a/FTNoIR_Tracker_PT/timer.cpp b/FTNoIR_Tracker_PT/timer.cpp
new file mode 100644
index 00000000..363b5b09
--- /dev/null
+++ b/FTNoIR_Tracker_PT/timer.cpp
@@ -0,0 +1,66 @@
+/* Copyright (c) 2012 Patrick Ruoff
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ */
+
+#include "timer.h"
+
+#include <stdlib.h>
+
+// ----------------------------------------------------------------------------
+Timer::Timer() 
+: startTime(0), endTime(0), running(false)
+{
+#ifdef WIN32
+    QueryPerformanceFrequency(&frequency);
+    startCount.QuadPart = 0;
+    endCount.QuadPart = 0;
+#else
+    startCount.tv_sec = startCount.tv_usec = 0;
+    endCount.tv_sec = endCount.tv_usec = 0;
+#endif
+}
+
+
+void Timer::start()
+{
+#ifdef WIN32
+    QueryPerformanceCounter(&startCount);
+#else
+    gettimeofday(&startCount, NULL);
+#endif
+	running = true;
+}
+
+
+void Timer::stop()
+{
+#ifdef WIN32
+    QueryPerformanceCounter(&endCount);
+#else
+    gettimeofday(&endCount, NULL);
+#endif
+	running = false;
+}
+
+
+double Timer::elapsed()
+{
+#ifdef WIN32
+    if (running)
+        QueryPerformanceCounter(&endCount);
+
+    startTime = startCount.QuadPart * (1e3 / frequency.QuadPart);
+    endTime = endCount.QuadPart * (1e3 / frequency.QuadPart);
+#else
+    if(!stopped)
+        gettimeofday(&endCount, NULL);
+
+    startTime = (startCount.tv_sec * 1e3) + startCount.tv_usec;
+    endTime = (endCount.tv_sec * 1e3) + endCount.tv_usec;
+#endif
+
+    return endTime - startTime;
+}
\ No newline at end of file
-- 
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