1 files changed, 13 insertions, 1 deletions
diff --git a/src/video_core/renderer_vulkan/vk_update_descriptor.h b/src/video_core/renderer_vulkan/vk_update_descriptor.h
index 625bcc809..310fb551a 100644
--- a/src/video_core/renderer_vulkan/vk_update_descriptor.h
+++ b/src/video_core/renderer_vulkan/vk_update_descriptor.h
@@ -29,6 +29,12 @@ struct DescriptorUpdateEntry {
 };
 
 class UpdateDescriptorQueue final {
+    // This should be plenty for the vast majority of cases. Most desktop platforms only
+    // provide up to 3 swapchain images.
+    static constexpr size_t FRAMES_IN_FLIGHT = 5;
+    static constexpr size_t FRAME_PAYLOAD_SIZE = 0x20000;
+    static constexpr size_t PAYLOAD_SIZE = FRAME_PAYLOAD_SIZE * FRAMES_IN_FLIGHT;
+
 public:
     explicit UpdateDescriptorQueue(const Device& device_, Scheduler& scheduler_);
     ~UpdateDescriptorQueue();
@@ -73,9 +79,15 @@ private:
     const Device& device;
     Scheduler& scheduler;
 
+    size_t frame_index{0};
     DescriptorUpdateEntry* payload_cursor = nullptr;
+    DescriptorUpdateEntry* payload_start = nullptr;
     const DescriptorUpdateEntry* upload_start = nullptr;
-    std::array<DescriptorUpdateEntry, 0x10000> payload;
+    std::array<DescriptorUpdateEntry, PAYLOAD_SIZE> payload;
 };
 
+// TODO: should these be separate classes instead?
+using GuestDescriptorQueue = UpdateDescriptorQueue;
+using ComputePassDescriptorQueue = UpdateDescriptorQueue;
+
 } // namespace Vulkan