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Re-merge "Vulkan: Feedback loop detection and barriers (#7226)"

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This re-merges commit ca59c3f499.
This commit is contained in:
KeatonTheBot
2025-04-21 22:18:59 -05:00
parent 5da6c490b3
commit 0e810e1e96
17 changed files with 533 additions and 61 deletions
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src/Ryujinx.Common/GraphicsDriver/DriverUtilities.cs
+22 -2
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@@ -1,13 +1,33 @@
using Ryujinx.Common.Utilities;
using System;
namespace Ryujinx.Common.GraphicsDriver
{
public static class DriverUtilities
{
private static void AddMesaFlags(string envVar, string newFlags)
{
string existingFlags = Environment.GetEnvironmentVariable(envVar);
string flags = existingFlags == null ? newFlags : $"{existingFlags},{newFlags}";
OsUtils.SetEnvironmentVariableNoCaching(envVar, flags);
}
public static void InitDriverConfig(bool oglThreading)
{
if (OperatingSystem.IsLinux())
{
AddMesaFlags("RADV_DEBUG", "nodcc");
}
ToggleOGLThreading(oglThreading);
}
public static void ToggleOGLThreading(bool enabled)
{
Environment.SetEnvironmentVariable("mesa_glthread", enabled.ToString().ToLower());
Environment.SetEnvironmentVariable("__GL_THREADED_OPTIMIZATIONS", enabled ? "1" : "0");
OsUtils.SetEnvironmentVariableNoCaching("mesa_glthread", enabled.ToString().ToLower());
OsUtils.SetEnvironmentVariableNoCaching("__GL_THREADED_OPTIMIZATIONS", enabled ? "1" : "0");
try
{
src/Ryujinx.Common/Utilities/OsUtils.cs
+24
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@@ -0,0 +1,24 @@
using System;
using System.Diagnostics;
using System.Runtime.InteropServices;
namespace Ryujinx.Common.Utilities
{
public partial class OsUtils
{
[LibraryImport("libc", SetLastError = true)]
private static partial int setenv([MarshalAs(UnmanagedType.LPStr)] string name, [MarshalAs(UnmanagedType.LPStr)] string value, int overwrite);
public static void SetEnvironmentVariableNoCaching(string key, string value)
{
// Set the value in the cached environment variables, too.
Environment.SetEnvironmentVariable(key, value);
if (!OperatingSystem.IsWindows())
{
int res = setenv(key, value, 1);
Debug.Assert(res != -1);
}
}
}
}