Moved game GUI to its own subfolder

2015-10-08 10:46:28 +02:00
parent bfa8545483
commit 7bf1d7cf24
6 changed files with 11 additions and 4 deletions
@@ -0,0 +1,45 @@
+#ifndef GUI_FPSCOUNTER_H__
+#define GUI_FPSCOUNTER_H__
+
+#include <numeric>
+
+#include "GUI/Frame.h"
+#include "GUI/NumberFrame.h"
+
+namespace dd
+{
+namespace GUI
+{
+
+class FPSCounter : public Frame
+{
+public:
+	FPSCounter(Frame* parent, std::string name)
+		: Frame(parent, name)
+	{
+		m_FrameTimes.resize(m_MaxSamples);
+		m_Numbers = new GUI::NumberFrame(this, "FPSCounterNumberFrame");
+	}
+
+	virtual void Update(double dt)
+	{
+		m_FrameTimes[m_CurrentFrame % m_MaxSamples] = dt;
+		double sum = std::accumulate(m_FrameTimes.begin(), m_FrameTimes.end(), 0.0);
+		sum /= std::min(m_CurrentFrame, m_MaxSamples);
+		m_Numbers->SetNumber(std::round(1.0 / sum));
+
+		m_CurrentFrame++;
+	}
+
+private:
+	NumberFrame* m_Numbers = nullptr;
+
+	int m_MaxSamples = 100;
+	int m_CurrentFrame = 0;
+	std::vector<double> m_FrameTimes;
+};
+
+}
+}
+#endif
+