gl_rasterizer_cache: Always blit on recreate, regardless of format.

- Fixes several rendering issues with Super Mario Odyssey.

src/video_core/renderer_opengl/gl_rasterizer_cache.cpp

@@ -811,16 +811,20 @@ Surface RasterizerCacheOpenGL::RecreateSurface(const Surface& surface,
     // Get a new surface with the new parameters, and blit the previous surface to it
     Surface new_surface{GetUncachedSurface(new_params)};
 
-    // If format is unchanged, we can do a faster blit without reinterpreting pixel data
-    if (params.pixel_format == new_params.pixel_format) {
+    if (params.pixel_format == new_params.pixel_format ||
+        !Settings::values.use_accurate_framebuffers) {
+        // If the format is the same, just do a framebuffer blit. This is significantly faster than
+        // using PBOs. The is also likely less accurate, as textures will be converted rather than
+        // reinterpreted.
+
         BlitTextures(surface->Texture().handle, params.GetRect(), new_surface->Texture().handle,
                      params.GetRect(), params.type, read_framebuffer.handle,
                      draw_framebuffer.handle);
-        return new_surface;
-    }
+    } else {
+        // When use_accurate_framebuffers setting is enabled, perform a more accurate surface copy,
+        // where pixels are reinterpreted as a new format (without conversion). This code path uses
+        // OpenGL PBOs and is quite slow.
 
-    // When using accurate framebuffers, always copy old data to new surface, regardless of format
-    if (Settings::values.use_accurate_framebuffers) {
         auto source_format = GetFormatTuple(params.pixel_format, params.component_type);
         auto dest_format = GetFormatTuple(new_params.pixel_format, new_params.component_type);