vkd3d: Add config option for copy_buffer_sync.

Signed-off-by: Hans-Kristian Arntzen <post@arntzen-software.no>

Author: HansKristian-Work

include/vkd3d.h

@@ -107,6 +107,7 @@ extern "C" {
 #define VKD3D_CONFIG_FLAG_SMALL_VRAM_REBAR (1ull << 49)
 #define VKD3D_CONFIG_FLAG_NO_STAGGERED_SUBMIT (1ull << 50)
 #define VKD3D_CONFIG_FLAG_CLEAR_UAV_SYNC (1ull << 51)
+#define VKD3D_CONFIG_FLAG_COPY_BUFFER_SYNC (1ull << 52)
 
 struct vkd3d_instance;
 

libs/vkd3d/command.c

@@ -7461,6 +7461,28 @@ static void STDMETHODCALLTYPE d3d12_command_list_Dispatch(d3d12_command_list_ifa
     d3d12_command_list_check_compute_barrier(list);
 }
 
+static void d3d12_command_list_full_transfer_barrier(struct d3d12_command_list *list)
+{
+    const struct vkd3d_vk_device_procs *vk_procs = &list->device->vk_procs;
+    VkMemoryBarrier2 vk_barrier;
+    VkDependencyInfo dep_info;
+
+    memset(&vk_barrier, 0, sizeof(vk_barrier));
+    memset(&dep_info, 0, sizeof(dep_info));
+    vk_barrier.sType = VK_STRUCTURE_TYPE_MEMORY_BARRIER_2;
+
+    dep_info.sType = VK_STRUCTURE_TYPE_DEPENDENCY_INFO;
+    dep_info.memoryBarrierCount = 1;
+    dep_info.pMemoryBarriers = &vk_barrier;
+    vk_barrier.srcStageMask = VK_PIPELINE_STAGE_2_TRANSFER_BIT;
+    vk_barrier.srcAccessMask = VK_ACCESS_2_TRANSFER_WRITE_BIT;
+    vk_barrier.dstStageMask = VK_PIPELINE_STAGE_2_ALL_COMMANDS_BIT;
+    vk_barrier.dstAccessMask = VK_ACCESS_2_MEMORY_WRITE_BIT | VK_ACCESS_2_MEMORY_READ_BIT;
+
+    VK_CALL(vkCmdPipelineBarrier2(list->cmd.vk_command_buffer, &dep_info));
+    d3d12_command_list_debug_mark_barrier(list, &dep_info);
+}
+
 static void STDMETHODCALLTYPE d3d12_command_list_CopyBufferRegion(d3d12_command_list_iface *iface,
         ID3D12Resource *dst, UINT64 dst_offset, ID3D12Resource *src, UINT64 src_offset, UINT64 byte_count)
 {
@@ -7515,6 +7537,12 @@ static void STDMETHODCALLTYPE d3d12_command_list_CopyBufferRegion(d3d12_command_
     d3d12_command_list_debug_mark_execution(list, VK_PIPELINE_STAGE_2_ALL_TRANSFER_BIT);
     VK_CALL(vkCmdCopyBuffer2(list->cmd.vk_command_buffer, &copy_info));
 
+    if (vkd3d_config_flags & VKD3D_CONFIG_FLAG_COPY_BUFFER_SYNC)
+    {
+        list->tracked_copy_buffer_count = 0;
+        d3d12_command_list_full_transfer_barrier(list);
+    }
+
     VKD3D_BREADCRUMB_COMMAND(COPY);
 }
 
@@ -8428,6 +8456,12 @@ static void STDMETHODCALLTYPE d3d12_command_list_CopyResource(d3d12_command_list
                 !!(dst_resource->flags & VKD3D_RESOURCE_RESERVED));
         d3d12_command_list_debug_mark_execution(list, VK_PIPELINE_STAGE_2_ALL_TRANSFER_BIT);
         VK_CALL(vkCmdCopyBuffer2(list->cmd.vk_command_buffer, &copy_info));
+
+        if (vkd3d_config_flags & VKD3D_CONFIG_FLAG_COPY_BUFFER_SYNC)
+        {
+            list->tracked_copy_buffer_count = 0;
+            d3d12_command_list_full_transfer_barrier(list);
+        }
     }
     else
     {

libs/vkd3d/device.c

@@ -959,6 +959,7 @@ static const struct vkd3d_debug_option vkd3d_config_options[] =
     {"small_vram_rebar", VKD3D_CONFIG_FLAG_SMALL_VRAM_REBAR},
     {"no_staggered_submit", VKD3D_CONFIG_FLAG_NO_STAGGERED_SUBMIT},
     {"clear_uav_sync", VKD3D_CONFIG_FLAG_CLEAR_UAV_SYNC},
+    {"copy_buffer_sync", VKD3D_CONFIG_FLAG_COPY_BUFFER_SYNC},
 };
 
 static void vkd3d_config_flags_init_once(void)