vulkan: 16 MiB memory blocks

With 32 MiB blocks title 1 still had ~0.5 GB of holes between images: a
block drains only once all of its images are gone, and fewer per block
drain sooner. Allocations over 8 MiB get memory of their own.

(cherry picked from commit d3a4db818512221e6b0555e886e192c346c16ae7)

1 files changed, 1 insertions, 1 deletions

diff --git a/src/video_core/vulkan_common/vulkan_device.h b/src/video_core/vulkan_common/vulkan_device.h
index 77e1dba4d3..5c757bedc4 100644
--- a/src/video_core/vulkan_common/vulkan_device.h
+++ b/src/video_core/vulkan_common/vulkan_device.h
@@ -273,7 +273,7 @@ public:
         SparsePages,
         DeviceBuffers,
     };
-    static constexpr VkDeviceSize SeparatePoolBlockSize = 32ULL << 20;
+    static constexpr VkDeviceSize SeparatePoolBlockSize = 16ULL << 20;
 
     /// The pool of that kind for a memory type, created on first use (null if that failed).
     VmaPool GetSeparatePool(SeparatePool kind, u32 memory_type) const;