From e454f7e7a7d75fe0415ce48ffbd5d5979d79ce67 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Fri, 29 May 2020 20:12:46 -0300
Subject: [PATCH] texture_cache: Only copy textures that were modified from
 host

---
 src/video_core/texture_cache/texture_cache.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/video_core/texture_cache/texture_cache.h b/src/video_core/texture_cache/texture_cache.h
index 62206b906..3e024a098 100644
--- a/src/video_core/texture_cache/texture_cache.h
+++ b/src/video_core/texture_cache/texture_cache.h
@@ -679,6 +679,12 @@ private:
             if (new_surface->GetMipmapSize(base_mipmap) != surface->GetMipmapSize(0)) {
                 continue;
             }
+            ++passed_tests;
+
+            if (!surface->IsModified()) {
+                continue;
+            }
+            modified = true;
 
             // Copy all mipmaps and layers
             const u32 block_width = params.GetDefaultBlockWidth();
@@ -694,8 +700,6 @@ private:
                                              src_params.depth);
                 ImageCopy(surface, new_surface, copy_params);
             }
-            ++passed_tests;
-            modified |= surface->IsModified();
         }
         if (passed_tests == 0) {
             return std::nullopt;