From 93329102404b57b43b4330fd47cfb1266761e718 Mon Sep 17 00:00:00 2001
From: psucien <bad_cast@protonmail.com>
Date: Sat, 10 Aug 2024 01:53:25 +0200
Subject: [PATCH] texture_cache: fix for unexpected scheduler flushes by
 detiler

---
 src/video_core/buffer_cache/buffer.h          | 4 ++++
 src/video_core/texture_cache/tile_manager.cpp | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/video_core/buffer_cache/buffer.h b/src/video_core/buffer_cache/buffer.h
index e0d9da08..d373fbff 100644
--- a/src/video_core/buffer_cache/buffer.h
+++ b/src/video_core/buffer_cache/buffer.h
@@ -146,6 +146,10 @@ public:
         return offset;
     }
 
+    u64 GetFreeSize() const {
+        return size_bytes - offset - mapped_size;
+    }
+
 private:
     struct Watch {
         u64 tick{};
diff --git a/src/video_core/texture_cache/tile_manager.cpp b/src/video_core/texture_cache/tile_manager.cpp
index d3a7d796..77b67266 100644
--- a/src/video_core/texture_cache/tile_manager.cpp
+++ b/src/video_core/texture_cache/tile_manager.cpp
@@ -397,7 +397,7 @@ std::optional<vk::Buffer> TileManager::TryDetile(Image& image) {
     const u32 image_size = image.info.guest_size_bytes;
     const auto [in_buffer, in_offset] = [&] -> std::pair<vk::Buffer, u32> {
         // Use stream buffer for smaller textures.
-        if (image_size <= StreamBufferSize) {
+        if (image_size <= stream_buffer.GetFreeSize()) {
             u32 offset = stream_buffer.Copy(image.info.guest_address, image_size);
             return {stream_buffer.Handle(), offset};
         }