From f06d2aa1b13ffd91db4c3af39a50cd5a0540c8ba Mon Sep 17 00:00:00 2001
From: ParantezTech <12572227+par274@users.noreply.github.com>
Date: Tue, 22 Sep 2026 15:58:36 +0300
Subject: [PATCH] [Gpu] Add Vk synchronization2 helper

---
 .../Gpu/Vulkan/VulkanSynchronization.cs       | 56 +++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 src/SharpEmu.Libs/Gpu/Vulkan/VulkanSynchronization.cs

diff --git a/src/SharpEmu.Libs/Gpu/Vulkan/VulkanSynchronization.cs b/src/SharpEmu.Libs/Gpu/Vulkan/VulkanSynchronization.cs
new file mode 100644
index 0000000..d275742
--- /dev/null
+++ b/src/SharpEmu.Libs/Gpu/Vulkan/VulkanSynchronization.cs
@@ -0,0 +1,56 @@
+// Copyright (C) 2026 SharpEmu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+using Silk.NET.Vulkan;
+
+namespace SharpEmu.Libs.Gpu.Vulkan;
+
+internal static unsafe class VulkanSynchronization
+{
+    public static AccessFlags2 Access(AccessFlags access) => (AccessFlags2)(ulong)access;
+
+    public static void PipelineBarrier(
+        Vk vk,
+        CommandBuffer command,
+        PipelineStageFlags sourceStages,
+        PipelineStageFlags destinationStages,
+        DependencyFlags dependencyFlags,
+        uint memoryBarrierCount,
+        MemoryBarrier2* memoryBarriers,
+        uint bufferMemoryBarrierCount,
+        BufferMemoryBarrier2* bufferMemoryBarriers,
+        uint imageMemoryBarrierCount,
+        ImageMemoryBarrier2* imageMemoryBarriers)
+    {
+        var sourceStages2 = (PipelineStageFlags2)(ulong)sourceStages;
+        var destinationStages2 = (PipelineStageFlags2)(ulong)destinationStages;
+        for (var index = 0u; index < memoryBarrierCount; index++)
+        {
+            memoryBarriers[index].SrcStageMask = sourceStages2;
+            memoryBarriers[index].DstStageMask = destinationStages2;
+        }
+        for (var index = 0u; index < bufferMemoryBarrierCount; index++)
+        {
+            bufferMemoryBarriers[index].SrcStageMask = sourceStages2;
+            bufferMemoryBarriers[index].DstStageMask = destinationStages2;
+        }
+        for (var index = 0u; index < imageMemoryBarrierCount; index++)
+        {
+            imageMemoryBarriers[index].SrcStageMask = sourceStages2;
+            imageMemoryBarriers[index].DstStageMask = destinationStages2;
+        }
+
+        var dependencyInfo = new DependencyInfo
+        {
+            SType = StructureType.DependencyInfo,
+            DependencyFlags = dependencyFlags,
+            MemoryBarrierCount = memoryBarrierCount,
+            PMemoryBarriers = memoryBarriers,
+            BufferMemoryBarrierCount = bufferMemoryBarrierCount,
+            PBufferMemoryBarriers = bufferMemoryBarriers,
+            ImageMemoryBarrierCount = imageMemoryBarrierCount,
+            PImageMemoryBarriers = imageMemoryBarriers,
+        };
+        vk.CmdPipelineBarrier2(command, &dependencyInfo);
+    }
+}