From 4530511ee4dfc92ddbfed7f91978f332be517c90 Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow <fsahmkow27@gmail.com>
Date: Mon, 13 May 2019 21:35:32 -0400
Subject: [PATCH] texture_cache: Try to Reconstruct Surface on bigger than
 overlap.

This fixes clouds in SMO Cap Kingdom and lens on Cloud Kingdom.
Also moved accurate_gpu setting check to Pick Strategy
---
 src/video_core/texture_cache/texture_cache.h | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/src/video_core/texture_cache/texture_cache.h b/src/video_core/texture_cache/texture_cache.h
index 2ad6210dd..38b56475f 100644
--- a/src/video_core/texture_cache/texture_cache.h
+++ b/src/video_core/texture_cache/texture_cache.h
@@ -295,6 +295,9 @@ private:
 
     RecycleStrategy PickStrategy(std::vector<TSurface>& overlaps, const SurfaceParams& params,
                                  const GPUVAddr gpu_addr, const bool untopological) {
+        if (Settings::values.use_accurate_gpu_emulation) {
+            return RecycleStrategy::Flush;
+        }
         // 3D Textures decision
         if (params.block_depth > 1 || params.target == SurfaceTarget::Texture3D) {
             return RecycleStrategy::Flush;
@@ -319,10 +322,7 @@ private:
         for (auto surface : overlaps) {
             Unregister(surface);
         }
-        RecycleStrategy strategy = !Settings::values.use_accurate_gpu_emulation
-                                       ? PickStrategy(overlaps, params, gpu_addr, untopological)
-                                       : RecycleStrategy::Flush;
-        switch (strategy) {
+        switch (PickStrategy(overlaps, params, gpu_addr, untopological)) {
         case RecycleStrategy::Ignore: {
             return InitializeSurface(gpu_addr, params, preserve_contents);
         }
@@ -453,6 +453,13 @@ private:
         if (overlaps.size() == 1) {
             TSurface current_surface = overlaps[0];
             if (!current_surface->IsInside(gpu_addr, gpu_addr + candidate_size)) {
+                if (current_surface->GetGpuAddr() == gpu_addr) {
+                    std::optional<std::pair<TSurface, TView>> view =
+                        ReconstructSurface(overlaps, params, gpu_addr, host_ptr);
+                    if (view.has_value()) {
+                        return *view;
+                    }
+                }
                 return RecycleSurface(overlaps, params, gpu_addr, preserve_contents, false);
             }
             std::optional<TView> view =