13818869862

Committed 12 Mar 2025 06:29PM UTC coverage: 9.651% (-0.1%) from 9.797%

Build # 13818869862

Build Type

push

coveralls.net

Committed by

DemoBytom

Commit Message

Add a STAThreadWriter

Added a class that manages writing messages to STAThreadService
Added a ObjectPool for reusing DoEventsOkRequests

Run Details

227 of 2352 relevant lines covered (9.65%)

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0.0

/src/Demo.Engine.Core/Services/MainLoopServiceNew.cs

// Copyright © Michał Dembski and contributors.
// Distributed under MIT license. See LICENSE file in the root for more information.

using System.Diagnostics;
using Demo.Engine.Core.Interfaces;
using Demo.Engine.Core.Interfaces.Rendering;
using Demo.Engine.Core.Interfaces.Rendering.Shaders;
using Demo.Engine.Core.Requests.Keyboard;
using Demo.Engine.Core.ValueObjects;
using MediatR;
using Microsoft.Extensions.Logging;

namespace Demo.Engine.Core.Services;

internal sealed class MainLoopServiceNew
    : IMainLoopServiceNew,
      IDisposable
{
    private readonly ILogger<MainLoopServiceNew> _logger;
    private readonly IStaThreadWriter _staThreadWriter;
    private readonly IMediator _mediator;
    private readonly IShaderAsyncCompiler _shaderCompiler;
    private readonly IFpsTimer _fpsTimer;
    private readonly IMainLoopLifetime _mainLoopLifetime;
    private readonly ILoopJob _loopJob;
    private bool _disposedValue;

    public Task ExecutingTask { get; }

    public MainLoopServiceNew(
        ILogger<MainLoopServiceNew> logger,
        IStaThreadWriter staThreadWriter,
        IMediator mediator,
        IShaderAsyncCompiler shaderCompiler,
        IFpsTimer fpsTimer,
        IRenderingEngine renderingEngine,
        IMainLoopLifetime mainLoopLifetime,
        ILoopJob loopJob)
    {
        _logger = logger;
        _staThreadWriter = staThreadWriter;
        _mediator = mediator;
        _shaderCompiler = shaderCompiler;
        _fpsTimer = fpsTimer;
        _mainLoopLifetime = mainLoopLifetime;
        _loopJob = loopJob;
        ExecutingTask = DoAsync(
            renderingEngine);
    }

    private async Task DoAsync(
        IRenderingEngine renderingEngine)
    {
        _ = await _shaderCompiler.CompileShaders(_mainLoopLifetime.Token);

        var keyboardHandle = await _mediator.Send(new KeyboardHandleRequest(), CancellationToken.None);
        var keyboardCharCache = await _mediator.Send(new KeyboardCharCacheRequest(), CancellationToken.None);

        var surfaces = new RenderingSurfaceId[]
        {
            await _staThreadWriter.CreateSurface(
                _mainLoopLifetime.Token),
            //await _channelWriter.CreateSurface(
            //    _mainLoopLifetime.Token),
        };

        var previous = Stopwatch.GetTimestamp();
        var lag = TimeSpan.Zero;

        var msPerUpdate = TimeSpan.FromSeconds(1) / 60;

        var doEventsOk = true;

        while (
            doEventsOk
            //&& IsRunning
            && !_mainLoopLifetime.Token.IsCancellationRequested)
        {
            var current = Stopwatch.GetTimestamp();
            var elapsed = Stopwatch.GetElapsedTime(previous, current);
            previous = current;
            lag += elapsed;

            //process input
            // TODO!

            while (lag >= msPerUpdate)
            {
                //Update
                // TODO - fix the UPS timer.. somehow :D
                _fpsTimer.StopUpdateTimer();
                foreach (var renderingSurfaceId in surfaces)
                {
                    if (!renderingEngine.TryGetRenderingSurface(
                        renderingSurfaceId,
                        out var renderingSurface))
                    {
                        _logger.LogCritical(
                            "Rendering surface {id} not found!",
                            renderingSurfaceId);
                        break;
                    }

                    await _loopJob.Update(
                          renderingSurface,
                          keyboardHandle,
                          keyboardCharCache);
                }
                lag -= msPerUpdate;
                _fpsTimer.StartUpdateTimer();
            }

            //Render
            foreach (var renderingSurfaceId in surfaces)
            {
                doEventsOk &= await _staThreadWriter.DoEventsOk(
                    renderingSurfaceId,
                    _mainLoopLifetime.Token);

                using var scope = _fpsTimer.StartRenderingTimerScope(
                    renderingSurfaceId);

                _loopJob.Render(
                    renderingEngine,
                    renderingSurfaceId);
            }
        }
        _mainLoopLifetime.Cancel();
    }

    private void Dispose(bool disposing)
    {
        if (!_disposedValue)
        {
            if (disposing)
            {
            }

            _disposedValue = true;
        }
    }

    public void Dispose()
    {
        // Do not change this code. Put cleanup code in 'Dispose(bool disposing)' method
        Dispose(disposing: true);
        GC.SuppressFinalize(this);
    }
}

1	// Copyright © Michał Dembski and contributors.
2	// Distributed under MIT license. See LICENSE file in the root for more information.
3
4	using System.Diagnostics;
5	using Demo.Engine.Core.Interfaces;
6	using Demo.Engine.Core.Interfaces.Rendering;
7	using Demo.Engine.Core.Interfaces.Rendering.Shaders;
8	using Demo.Engine.Core.Requests.Keyboard;
9	using Demo.Engine.Core.ValueObjects;
10	using MediatR;
11	using Microsoft.Extensions.Logging;
12
13	namespace Demo.Engine.Core.Services;
14
15	internal sealed class MainLoopServiceNew
16	: IMainLoopServiceNew,
17	IDisposable
18	{
19	private readonly ILogger<MainLoopServiceNew> _logger;
20	private readonly IStaThreadWriter _staThreadWriter;
21	private readonly IMediator _mediator;
22	private readonly IShaderAsyncCompiler _shaderCompiler;
23	private readonly IFpsTimer _fpsTimer;
24	private readonly IMainLoopLifetime _mainLoopLifetime;
25	private readonly ILoopJob _loopJob;
26	private bool _disposedValue;
27
28	public Task ExecutingTask { get; }	×
29
30	public MainLoopServiceNew(	×
31	ILogger<MainLoopServiceNew> logger,	×
32	IStaThreadWriter staThreadWriter,	×
33	IMediator mediator,	×
34	IShaderAsyncCompiler shaderCompiler,	×
35	IFpsTimer fpsTimer,	×
36	IRenderingEngine renderingEngine,	×
37	IMainLoopLifetime mainLoopLifetime,	×
38	ILoopJob loopJob)	×
39	{
40	_logger = logger;	×
41	_staThreadWriter = staThreadWriter;	×
42	_mediator = mediator;	×
43	_shaderCompiler = shaderCompiler;	×
44	_fpsTimer = fpsTimer;	×
45	_mainLoopLifetime = mainLoopLifetime;	×
46	_loopJob = loopJob;	×
47	ExecutingTask = DoAsync(	×
48	renderingEngine);	×
49	}	×
50
51	private async Task DoAsync(
52	IRenderingEngine renderingEngine)
53	{
54	_ = await _shaderCompiler.CompileShaders(_mainLoopLifetime.Token);	×
55
56	var keyboardHandle = await _mediator.Send(new KeyboardHandleRequest(), CancellationToken.None);	×
57	var keyboardCharCache = await _mediator.Send(new KeyboardCharCacheRequest(), CancellationToken.None);	×
58
59	var surfaces = new RenderingSurfaceId[]	×
60	{	×
61	await _staThreadWriter.CreateSurface(	×
62	_mainLoopLifetime.Token),	×
63	//await _channelWriter.CreateSurface(	×
64	// _mainLoopLifetime.Token),	×
65	};	×
66
67	var previous = Stopwatch.GetTimestamp();	×
68	var lag = TimeSpan.Zero;	×
69
70	var msPerUpdate = TimeSpan.FromSeconds(1) / 60;	×
71
72	var doEventsOk = true;	×
73
74	while (	×
75	doEventsOk	×
76	//&& IsRunning	×
77	&& !_mainLoopLifetime.Token.IsCancellationRequested)	×
78	{
79	var current = Stopwatch.GetTimestamp();	×
80	var elapsed = Stopwatch.GetElapsedTime(previous, current);	×
81	previous = current;	×
82	lag += elapsed;	×
83
84	//process input
85	// TODO!
86
87	while (lag >= msPerUpdate)	×
88	{
89	//Update
90	// TODO - fix the UPS timer.. somehow :D
91	_fpsTimer.StopUpdateTimer();	×
92	foreach (var renderingSurfaceId in surfaces)	×
93	{
94	if (!renderingEngine.TryGetRenderingSurface(	×
95	renderingSurfaceId,	×
96	out var renderingSurface))	×
97	{
98	_logger.LogCritical(	×
99	"Rendering surface {id} not found!",	×
100	renderingSurfaceId);	×
101	break;	×
102	}
103
104	await _loopJob.Update(	×
105	renderingSurface,	×
106	keyboardHandle,	×
107	keyboardCharCache);	×
108	}
109	lag -= msPerUpdate;	×
110	_fpsTimer.StartUpdateTimer();	×
111	}
112
113	//Render
114	foreach (var renderingSurfaceId in surfaces)	×
115	{
116	doEventsOk &= await _staThreadWriter.DoEventsOk(	×
117	renderingSurfaceId,	×
118	_mainLoopLifetime.Token);	×
119
120	using var scope = _fpsTimer.StartRenderingTimerScope(	×
121	renderingSurfaceId);	×
122
123	_loopJob.Render(	×
124	renderingEngine,	×
125	renderingSurfaceId);	×
126	}
127	}
128	_mainLoopLifetime.Cancel();	×
129	}	×
130
131	private void Dispose(bool disposing)
132	{
133	if (!_disposedValue)	×
134	{
135	if (disposing)	×
136	{
137	}
138
139	_disposedValue = true;	×
140	}
141	}	×
142
143	public void Dispose()
144	{
145	// Do not change this code. Put cleanup code in 'Dispose(bool disposing)' method
146	Dispose(disposing: true);	×
147	GC.SuppressFinalize(this);	×
148	}	×
149	}

DemoBytom / DemoEngine / 13818869862

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