1 files changed, 30 insertions, 0 deletions
diff --git a/Ryujinx.Graphics.Vulkan/FenceHelper.cs b/Ryujinx.Graphics.Vulkan/FenceHelper.cs
new file mode 100644
index 00000000..d6731c0e
--- /dev/null
+++ b/Ryujinx.Graphics.Vulkan/FenceHelper.cs
@@ -0,0 +1,30 @@
+using Silk.NET.Vulkan;
+using System;
+
+namespace Ryujinx.Graphics.Vulkan
+{
+    static class FenceHelper
+    {
+        private const ulong DefaultTimeout = 100000000; // 100ms
+
+        public static bool AnySignaled(Vk api, Device device, ReadOnlySpan<Fence> fences, ulong timeout = 0)
+        {
+            return api.WaitForFences(device, (uint)fences.Length, fences, false, timeout) == Result.Success;
+        }
+
+        public static bool AllSignaled(Vk api, Device device, ReadOnlySpan<Fence> fences, ulong timeout = 0)
+        {
+            return api.WaitForFences(device, (uint)fences.Length, fences, true, timeout) == Result.Success;
+        }
+
+        public static void WaitAllIndefinitely(Vk api, Device device, ReadOnlySpan<Fence> fences)
+        {
+            Result result;
+            while ((result = api.WaitForFences(device, (uint)fences.Length, fences, true, DefaultTimeout)) == Result.Timeout)
+            {
+                // Keep waiting while the fence is not signaled.
+            }
+            result.ThrowOnError();
+        }
+    }
+}