start 380 project5

changes to 380 project 4
changes to 350 project 2

Signed-off-by: Amrit Panesar <apanesar@4195tech.com>

COM380/Project5/GambleKit/Engine/Game/GkGameTimer.cpp

@@ -0,0 +1,54 @@
+//--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+//	GambleKit Copyright (C) 2014 Ivan Donev
+//
+//	This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.
+//
+//	This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
+//
+//	You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+//	contact: gamblekit@gmail.com
+//--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+#include "GkGameTimer.h"
+
+#include "..\OSSpecific\GkOSUtils.h"
+
+GkGameTimer::GkGameTimer(void)
+{
+	this->counterFrequency = GkOSUtils::GetPerformanceCounterFrequency();
+
+	this->Reset();
+}
+
+
+GkGameTimer::~GkGameTimer(void)
+{
+}
+
+void GkGameTimer::Reset()
+{
+	this->counterTime = GkOSUtils::GetPerformanceCounter();
+	
+	this->Tick();
+}
+
+float GkGameTimer::Tick()
+{
+	long long newCounterTime = GkOSUtils::GetPerformanceCounter();
+
+	this->tickTime = (float)((double)(newCounterTime - this->counterTime) / (double)this->counterFrequency);
+	this->counterTime = newCounterTime;
+
+	return this->tickTime;
+}
+
+long long GkGameTimer::GetSample()
+{
+	return GkOSUtils::GetPerformanceCounter();
+}
+
+float GkGameTimer::GetSampleTime(long long sample)
+{
+	return (float)(((double)(GkGameTimer::GetSample() - sample)) / ((double)GkOSUtils::GetPerformanceCounterFrequency()));
+}