Files
LuaCsForBarotraumaEP/Barotrauma/BarotraumaShared/Source/FrameCounter.cs

75 lines
2.4 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
namespace Barotrauma
{
public class PerformanceCounter
{
public long TotalFrames { get; private set; }
public double TotalSeconds { get; private set; }
public double AverageFramesPerSecond { get; private set; }
public double CurrentFramesPerSecond { get; private set; }
public const int MaximumSamples = 10;
private Queue<double> sampleBuffer = new Queue<double>();
private Dictionary<string, Queue<long>> elapsedTicks = new Dictionary<string, Queue<long>>();
private Dictionary<string, long> avgTicksPerFrame = new Dictionary<string, long>();
#if CLIENT
internal Graph UpdateTimeGraph = new Graph(500), UpdateIterationsGraph = new Graph(500), DrawTimeGraph = new Graph(500);
#endif
public IEnumerable<string> GetSavedIdentifiers
{
get { return avgTicksPerFrame.Keys; }
}
public void AddElapsedTicks(string identifier, long ticks)
{
if (!elapsedTicks.ContainsKey(identifier)) elapsedTicks.Add(identifier, new Queue<long>());
elapsedTicks[identifier].Enqueue(ticks);
if (elapsedTicks[identifier].Count > MaximumSamples)
{
elapsedTicks[identifier].Dequeue();
avgTicksPerFrame[identifier] = (long)elapsedTicks[identifier].Average(i => i);
}
}
public float GetAverageElapsedMillisecs(string identifier)
{
if (!avgTicksPerFrame.ContainsKey(identifier)) return 0.0f;
return avgTicksPerFrame[identifier] / (float)TimeSpan.TicksPerMillisecond;
}
public bool Update(double deltaTime)
{
if (deltaTime == 0.0f) { return false; }
CurrentFramesPerSecond = (1.0 / deltaTime);
sampleBuffer.Enqueue(CurrentFramesPerSecond);
if (sampleBuffer.Count > MaximumSamples)
{
sampleBuffer.Dequeue();
AverageFramesPerSecond = sampleBuffer.Average(i => i);
}
else
{
AverageFramesPerSecond = CurrentFramesPerSecond;
}
if (AverageFramesPerSecond < 0 || AverageFramesPerSecond > 500) { }
TotalFrames++;
TotalSeconds += deltaTime;
return true;
}
}
}