13822325961

Committed 12 Mar 2025 09:58PM UTC coverage: 9.454% (-0.2%) from 9.651%

Build # 13822325961

Build Type

push

coveralls.net

Committed by

DemoBytom

Commit Message

Moving all StaThread functionality to a separate vertical slice

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227 of 2401 relevant lines covered (9.45%)

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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.Features.StaThread;
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.Features.StaThread;
6	using Demo.Engine.Core.Interfaces;
7	using Demo.Engine.Core.Interfaces.Rendering;
8	using Demo.Engine.Core.Interfaces.Rendering.Shaders;
9	using Demo.Engine.Core.Requests.Keyboard;
10	using Demo.Engine.Core.ValueObjects;
11	using MediatR;
12	using Microsoft.Extensions.Logging;
13
14	namespace Demo.Engine.Core.Services;
15
16	internal sealed class MainLoopServiceNew
17	: IMainLoopServiceNew,
18	IDisposable
19	{
20	private readonly ILogger<MainLoopServiceNew> _logger;
21	private readonly IStaThreadWriter _staThreadWriter;
22	private readonly IMediator _mediator;
23	private readonly IShaderAsyncCompiler _shaderCompiler;
24	private readonly IFpsTimer _fpsTimer;
25	private readonly IMainLoopLifetime _mainLoopLifetime;
26	private readonly ILoopJob _loopJob;
27	private bool _disposedValue;
28
29	public Task ExecutingTask { get; }	×
30
31	public MainLoopServiceNew(	×
32	ILogger<MainLoopServiceNew> logger,	×
33	IStaThreadWriter staThreadWriter,	×
34	IMediator mediator,	×
35	IShaderAsyncCompiler shaderCompiler,	×
36	IFpsTimer fpsTimer,	×
37	IRenderingEngine renderingEngine,	×
38	IMainLoopLifetime mainLoopLifetime,	×
39	ILoopJob loopJob)	×
40	{
41	_logger = logger;	×
42	_staThreadWriter = staThreadWriter;	×
43	_mediator = mediator;	×
44	_shaderCompiler = shaderCompiler;	×
45	_fpsTimer = fpsTimer;	×
46	_mainLoopLifetime = mainLoopLifetime;	×
47	_loopJob = loopJob;	×
48	ExecutingTask = DoAsync(	×
49	renderingEngine);	×
50	}	×
51
52	private async Task DoAsync(
53	IRenderingEngine renderingEngine)
54	{
55	_ = await _shaderCompiler.CompileShaders(_mainLoopLifetime.Token);	×
56
57	var keyboardHandle = await _mediator.Send(new KeyboardHandleRequest(), CancellationToken.None);	×
58	var keyboardCharCache = await _mediator.Send(new KeyboardCharCacheRequest(), CancellationToken.None);	×
59
60	var surfaces = new RenderingSurfaceId[]	×
61	{	×
62	await _staThreadWriter.CreateSurface(	×
63	_mainLoopLifetime.Token),	×
64	//await _channelWriter.CreateSurface(	×
65	// _mainLoopLifetime.Token),	×
66	};	×
67
68	var previous = Stopwatch.GetTimestamp();	×
69	var lag = TimeSpan.Zero;	×
70
71	var msPerUpdate = TimeSpan.FromSeconds(1) / 60;	×
72
73	var doEventsOk = true;	×
74
75	while (	×
76	doEventsOk	×
77	//&& IsRunning	×
78	&& !_mainLoopLifetime.Token.IsCancellationRequested)	×
79	{
80	var current = Stopwatch.GetTimestamp();	×
81	var elapsed = Stopwatch.GetElapsedTime(previous, current);	×
82	previous = current;	×
83	lag += elapsed;	×
84
85	//process input
86	// TODO!
87
88	while (lag >= msPerUpdate)	×
89	{
90	//Update
91	// TODO - fix the UPS timer.. somehow :D
92	_fpsTimer.StopUpdateTimer();	×
93	foreach (var renderingSurfaceId in surfaces)	×
94	{
95	if (!renderingEngine.TryGetRenderingSurface(	×
96	renderingSurfaceId,	×
97	out var renderingSurface))	×
98	{
99	_logger.LogCritical(	×
100	"Rendering surface {id} not found!",	×
101	renderingSurfaceId);	×
102	break;	×
103	}
104
105	await _loopJob.Update(	×
106	renderingSurface,	×
107	keyboardHandle,	×
108	keyboardCharCache);	×
109	}
110	lag -= msPerUpdate;	×
111	_fpsTimer.StartUpdateTimer();	×
112	}
113
114	//Render
115	foreach (var renderingSurfaceId in surfaces)	×
116	{
117	doEventsOk &= await _staThreadWriter.DoEventsOk(	×
118	renderingSurfaceId,	×
119	_mainLoopLifetime.Token);	×
120
121	using var scope = _fpsTimer.StartRenderingTimerScope(	×
122	renderingSurfaceId);	×
123
124	_loopJob.Render(	×
125	renderingEngine,	×
126	renderingSurfaceId);	×
127	}
128	}
129	_mainLoopLifetime.Cancel();	×
130	}	×
131
132	private void Dispose(bool disposing)
133	{
134	if (!_disposedValue)	×
135	{
136	if (disposing)	×
137	{
138	}
139
140	_disposedValue = true;	×
141	}
142	}	×
143
144	public void Dispose()
145	{
146	// Do not change this code. Put cleanup code in 'Dispose(bool disposing)' method
147	Dispose(disposing: true);	×
148	GC.SuppressFinalize(this);	×
149	}	×
150	}

DemoBytom / DemoEngine / 13822325961

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