/* Copyright: (c) Kayne Ruse 2013
 * 
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any damages
 * arising from the use of this software.
 * 
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 * 
 * 1. The origin of this software must not be misrepresented; you must not
 * claim that you wrote the original software. If you use this software
 * in a product, an acknowledgment in the product documentation would be
 * appreciated but is not required.
 * 
 * 2. Altered source versions must be plainly marked as such, and must not be
 * misrepresented as being the original software.
 * 
 * 3. This notice may not be removed or altered from any source
 * distribution.
*/
#ifndef FRAMERATE_HPP_
#define FRAMERATE_HPP_

#include <ctime>

class FrameRate {
public:
	FrameRate() {
		frameCount = lastFrameRate = tick = 0;
	}
	int Calculate() {
		frameCount++;
		if (clock() - tick >= CLOCKS_PER_SEC) {
			lastFrameRate = frameCount;
			frameCount = 0;
			tick = clock();
		}
		return lastFrameRate;
	}
	int GetFrameRate() const {
		return lastFrameRate;
	}
private:
	int frameCount;
	int lastFrameRate;
	int tick;
};

#endif