From bbd5762d3db2c0151532b90fbdca4438da45faf1 Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Sat, 2 May 2020 19:54:38 +0200
Subject: [PATCH] [dxvk] Add initializeImage helper

Allows us to use TOP_OF_PIPE -> xxx barriers more often.
---
 src/dxvk/dxvk_context.cpp | 20 ++++++++++++++++++++
 src/dxvk/dxvk_context.h   |  7 +++++++
 2 files changed, 27 insertions(+)

diff --git a/src/dxvk/dxvk_context.cpp b/src/dxvk/dxvk_context.cpp
index 6efcb05a..39451779 100644
--- a/src/dxvk/dxvk_context.cpp
+++ b/src/dxvk/dxvk_context.cpp
@@ -4742,6 +4742,26 @@ namespace dxvk {
   }
 
 
+  void DxvkContext::initializeImage(
+    const Rc<DxvkImage>&            image,
+    const VkImageSubresourceRange&  subresources,
+          VkImageLayout             dstLayout,
+          VkPipelineStageFlags      dstStages,
+          VkAccessFlags             dstAccess) {
+    if (m_execBarriers.isImageDirty(image, subresources, DxvkAccess::Write))
+      m_execBarriers.recordCommands(m_cmd);
+
+    VkPipelineStageFlags srcStages = 0;
+
+    if (image->isInUse())
+      srcStages = dstStages;
+
+    m_execAcquires.accessImage(image, subresources,
+      VK_IMAGE_LAYOUT_UNDEFINED, srcStages, 0,
+      dstLayout, dstStages, dstAccess);
+  }
+
+
   VkDescriptorSet DxvkContext::allocateDescriptorSet(
           VkDescriptorSetLayout     layout) {
     if (m_descPool == nullptr)
diff --git a/src/dxvk/dxvk_context.h b/src/dxvk/dxvk_context.h
index eb98fd19..7a8c8e2a 100644
--- a/src/dxvk/dxvk_context.h
+++ b/src/dxvk/dxvk_context.h
@@ -1223,6 +1223,13 @@ namespace dxvk {
             VkPipelineStageFlags      dstStages,
             VkAccessFlags             dstAccess);
     
+    void initializeImage(
+      const Rc<DxvkImage>&            image,
+      const VkImageSubresourceRange&  subresources,
+            VkImageLayout             dstLayout,
+            VkPipelineStageFlags      dstStages,
+            VkAccessFlags             dstAccess);
+
     VkDescriptorSet allocateDescriptorSet(
             VkDescriptorSetLayout     layout);