3 files changed, 51 insertions, 8 deletions

diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
index 83f2b6045..61d03daae 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
@@ -975,6 +975,19 @@ void RasterizerVulkan::UpdateScissorsState(Tegra::Engines::Maxwell3D::Regs& regs
     if (!state_tracker.TouchScissors()) {
         return;
     }
+    if (!regs.viewport_scale_offset_enabled) {
+        const auto x = static_cast<float>(regs.surface_clip.x);
+        const auto y = static_cast<float>(regs.surface_clip.y);
+        const auto width = static_cast<float>(regs.surface_clip.width);
+        const auto height = static_cast<float>(regs.surface_clip.height);
+        VkRect2D scissor;
+        scissor.offset.x = static_cast<u32>(x);
+        scissor.offset.y = static_cast<u32>(y);
+        scissor.extent.width = static_cast<u32>(width != 0.0f ? width : 1.0f);
+        scissor.extent.height = static_cast<u32>(height != 0.0f ? height : 1.0f);
+        scheduler.Record([scissor](vk::CommandBuffer cmdbuf) { cmdbuf.SetScissor(0, scissor); });
+        return;
+    }
     u32 up_scale = 1;
     u32 down_shift = 0;
     if (texture_cache.IsRescaling()) {
diff --git a/src/video_core/renderer_vulkan/vk_texture_cache.cpp b/src/video_core/renderer_vulkan/vk_texture_cache.cpp
index 00ab47268..93773a69f 100644
--- a/src/video_core/renderer_vulkan/vk_texture_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_texture_cache.cpp
@@ -1530,15 +1530,15 @@ bool Image::IsRescaled() const noexcept {
 }
 
 bool Image::ScaleUp(bool ignore) {
+    const auto& resolution = runtime->resolution;
+    if (!resolution.active) {
+        return false;
+    }
     if (True(flags & ImageFlagBits::Rescaled)) {
         return false;
     }
     ASSERT(info.type != ImageType::Linear);
     flags |= ImageFlagBits::Rescaled;
-    const auto& resolution = runtime->resolution;
-    if (!resolution.active) {
-        return false;
-    }
     has_scaled = true;
     if (!scaled_image) {
         const bool is_2d = info.type == ImageType::e2D;
@@ -1567,15 +1567,15 @@ bool Image::ScaleUp(bool ignore) {
 }
 
 bool Image::ScaleDown(bool ignore) {
+    const auto& resolution = runtime->resolution;
+    if (!resolution.active) {
+        return false;
+    }
     if (False(flags & ImageFlagBits::Rescaled)) {
         return false;
     }
     ASSERT(info.type != ImageType::Linear);
     flags &= ~ImageFlagBits::Rescaled;
-    const auto& resolution = runtime->resolution;
-    if (!resolution.active) {
-        return false;
-    }
     current_image = *original_image;
     if (ignore) {
         return true;
@@ -2013,4 +2013,32 @@ void TextureCacheRuntime::AccelerateImageUpload(
     ASSERT(false);
 }
 
+void TextureCacheRuntime::TransitionImageLayout(Image& image) {
+    if (!image.ExchangeInitialization()) {
+        VkImageMemoryBarrier barrier{
+            .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
+            .pNext = nullptr,
+            .srcAccessMask = VK_ACCESS_NONE,
+            .dstAccessMask = VK_ACCESS_MEMORY_READ_BIT | VK_ACCESS_MEMORY_WRITE_BIT,
+            .oldLayout = VK_IMAGE_LAYOUT_UNDEFINED,
+            .newLayout = VK_IMAGE_LAYOUT_GENERAL,
+            .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
+            .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
+            .image = image.Handle(),
+            .subresourceRange{
+                .aspectMask = image.AspectMask(),
+                .baseMipLevel = 0,
+                .levelCount = VK_REMAINING_MIP_LEVELS,
+                .baseArrayLayer = 0,
+                .layerCount = VK_REMAINING_ARRAY_LAYERS,
+            },
+        };
+        scheduler.RequestOutsideRenderPassOperationContext();
+        scheduler.Record([barrier = barrier](vk::CommandBuffer cmdbuf) {
+            cmdbuf.PipelineBarrier(VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
+                                   VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, 0, barrier);
+        });
+    }
+}
+
 } // namespace Vulkan
diff --git a/src/video_core/renderer_vulkan/vk_texture_cache.h b/src/video_core/renderer_vulkan/vk_texture_cache.h
index d6c5a15cc..7a0807709 100644
--- a/src/video_core/renderer_vulkan/vk_texture_cache.h
+++ b/src/video_core/renderer_vulkan/vk_texture_cache.h
@@ -92,6 +92,8 @@ public:
 
     void InsertUploadMemoryBarrier() {}
 
+    void TransitionImageLayout(Image& image);
+
     bool HasBrokenTextureViewFormats() const noexcept {
         // No known Vulkan driver has broken image views
         return false;