399cef8fb2
This avoids this displayed counter being dragged down by lower FPS during loading prior to the game starting.
81 lines
2.8 KiB
C#
81 lines
2.8 KiB
C#
#region Copyright & License Information
|
|
/*
|
|
* Copyright (c) The OpenRA Developers and Contributors
|
|
* This file is part of OpenRA, which is free software. It is made
|
|
* available to you under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation, either version 3 of
|
|
* the License, or (at your option) any later version. For more
|
|
* information, see COPYING.
|
|
*/
|
|
#endregion
|
|
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Diagnostics;
|
|
using OpenRA.Graphics;
|
|
using OpenRA.Support;
|
|
using OpenRA.Widgets;
|
|
|
|
namespace OpenRA.Mods.Common.Widgets.Logic
|
|
{
|
|
public class PerfDebugLogic : ChromeLogic
|
|
{
|
|
readonly Stopwatch fpsTimer;
|
|
readonly List<(int Frame, TimeSpan Time)> frameTimings = new(32);
|
|
|
|
[ObjectCreator.UseCtor]
|
|
public PerfDebugLogic(Widget widget, WorldRenderer worldRenderer)
|
|
{
|
|
var perfGraph = widget.Get("GRAPH_BG");
|
|
perfGraph.IsVisible = () => Game.Settings.Debug.PerfGraph;
|
|
|
|
var perfText = widget.Get<LabelWidget>("PERF_TEXT");
|
|
perfText.IsVisible = () => Game.Settings.Debug.PerfText;
|
|
|
|
fpsTimer = Stopwatch.StartNew();
|
|
frameTimings.Add((Game.RenderFrame, TimeSpan.Zero));
|
|
perfText.GetText = () =>
|
|
{
|
|
// Calculate FPS as a rolling average over the last ~1 second of frames.
|
|
frameTimings.Add((Game.RenderFrame, fpsTimer.Elapsed));
|
|
var cutoffTime = frameTimings[^1].Time - TimeSpan.FromSeconds(1);
|
|
var firstIndexPastCutoff = frameTimings.FindIndex(ft => ft.Time >= cutoffTime);
|
|
if (frameTimings.Count - firstIndexPastCutoff >= 2) // Keep at least 2 items for comparing.
|
|
frameTimings.RemoveRange(0, firstIndexPastCutoff);
|
|
var (oldestFrame, oldestTime) = frameTimings[0];
|
|
var (newestFrame, newestTime) = frameTimings[^1];
|
|
var fps = (newestFrame - oldestFrame) / (newestTime - oldestTime).TotalSeconds;
|
|
|
|
var wfbSize = Game.Renderer.WorldFrameBufferSize;
|
|
var viewportSize = worldRenderer.Viewport.Rectangle.Size;
|
|
return $"FPS: {fps:0}\nTick {Game.LocalTick} @ {PerfHistory.Items["tick_time"].Average(Game.Settings.Debug.Samples):F1} ms\n" +
|
|
$"Render {Game.RenderFrame} @ {PerfHistory.Items["render"].Average(Game.Settings.Debug.Samples):F1} ms\n" +
|
|
$"Batches: {PerfHistory.Items["batches"].LastValue}\n" +
|
|
$"Viewport Size: {viewportSize.Width} x {viewportSize.Height} / {Game.Renderer.WorldDownscaleFactor}\n" +
|
|
$"WFB Size: {wfbSize.Width} x {wfbSize.Height}";
|
|
};
|
|
|
|
Game.AfterGameStart += OnGameStart;
|
|
}
|
|
|
|
void OnGameStart()
|
|
{
|
|
// Reset timings so our average doesn't include loading time.
|
|
frameTimings.Clear();
|
|
frameTimings.Add((Game.RenderFrame, fpsTimer.Elapsed));
|
|
}
|
|
|
|
bool disposed;
|
|
protected override void Dispose(bool disposing)
|
|
{
|
|
if (disposing && !disposed)
|
|
{
|
|
disposed = true;
|
|
Game.AfterGameStart -= OnGameStart;
|
|
}
|
|
|
|
base.Dispose(disposing);
|
|
}
|
|
}
|
|
}
|