mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-08-20 07:38:42 +02:00
108 lines
3.1 KiB
C#
108 lines
3.1 KiB
C#
|
using Ryujinx.Graphics.GAL.Multithreading.Resources.Programs;
|
|||
|
using System;
|
|||
|
using System.Collections.Generic;
|
|||
|
using System.Threading;
|
|||
|
|
|||
|
namespace Ryujinx.Graphics.GAL.Multithreading.Resources
|
|||
|
{
|
|||
|
/// <summary>
|
|||
|
/// A structure handling multithreaded compilation for programs.
|
|||
|
/// </summary>
|
|||
|
class ProgramQueue
|
|||
|
{
|
|||
|
private const int MaxConcurrentCompilations = 8;
|
|||
|
|
|||
|
private IRenderer _renderer;
|
|||
|
|
|||
|
private Queue<IProgramRequest> _toCompile;
|
|||
|
private List<ThreadedProgram> _inProgress;
|
|||
|
|
|||
|
public ProgramQueue(IRenderer renderer)
|
|||
|
{
|
|||
|
_renderer = renderer;
|
|||
|
|
|||
|
_toCompile = new Queue<IProgramRequest>();
|
|||
|
_inProgress = new List<ThreadedProgram>();
|
|||
|
}
|
|||
|
|
|||
|
public void Add(IProgramRequest request)
|
|||
|
{
|
|||
|
lock (_toCompile)
|
|||
|
{
|
|||
|
_toCompile.Enqueue(request);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
public void ProcessQueue()
|
|||
|
{
|
|||
|
for (int i = 0; i < _inProgress.Count; i++)
|
|||
|
{
|
|||
|
ThreadedProgram program = _inProgress[i];
|
|||
|
|
|||
|
ProgramLinkStatus status = program.Base.CheckProgramLink(false);
|
|||
|
|
|||
|
if (status != ProgramLinkStatus.Incomplete)
|
|||
|
{
|
|||
|
program.Compiled = true;
|
|||
|
_inProgress.RemoveAt(i--);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
int freeSpace = MaxConcurrentCompilations - _inProgress.Count;
|
|||
|
|
|||
|
for (int i = 0; i < freeSpace; i++)
|
|||
|
{
|
|||
|
// Begin compilation of some programs in the compile queue.
|
|||
|
IProgramRequest program;
|
|||
|
|
|||
|
lock (_toCompile)
|
|||
|
{
|
|||
|
if (!_toCompile.TryDequeue(out program))
|
|||
|
{
|
|||
|
break;
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
if (program.Threaded.Base != null)
|
|||
|
{
|
|||
|
ProgramLinkStatus status = program.Threaded.Base.CheckProgramLink(false);
|
|||
|
|
|||
|
if (status != ProgramLinkStatus.Incomplete)
|
|||
|
{
|
|||
|
// This program is already compiled. Keep going through the queue.
|
|||
|
program.Threaded.Compiled = true;
|
|||
|
i--;
|
|||
|
continue;
|
|||
|
}
|
|||
|
}
|
|||
|
else
|
|||
|
{
|
|||
|
program.Threaded.Base = program.Create(_renderer);
|
|||
|
}
|
|||
|
|
|||
|
_inProgress.Add(program.Threaded);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
/// <summary>
|
|||
|
/// Process the queue until the given program has finished compiling.
|
|||
|
/// This will begin compilation of other programs on the queue as well.
|
|||
|
/// </summary>
|
|||
|
/// <param name="program">The program to wait for</param>
|
|||
|
public void WaitForProgram(ThreadedProgram program)
|
|||
|
{
|
|||
|
Span<SpinWait> spinWait = stackalloc SpinWait[1];
|
|||
|
|
|||
|
while (!program.Compiled)
|
|||
|
{
|
|||
|
ProcessQueue();
|
|||
|
|
|||
|
if (!program.Compiled)
|
|||
|
{
|
|||
|
spinWait[0].SpinOnce(-1);
|
|||
|
}
|
|||
|
}
|
|||
|
}
|
|||
|
}
|
|||
|
}
|