ShaderCache: Write currently-known UIDs to cache when re-creating file

This way, if we load a UID cache where the data was incomplete (e.g.
Dolphin crashed), we don't lose the existing UIDs which were previously
at the beginning.

1 files changed, 6 insertions, 0 deletions

diff --git a/Source/Core/VideoCommon/ShaderCache.cpp b/Source/Core/VideoCommon/ShaderCache.cpp
index 12166d2d4c..cd7ec4ced9 100644
--- a/Source/Core/VideoCommon/ShaderCache.cpp
+++ b/Source/Core/VideoCommon/ShaderCache.cpp
@@ -602,6 +602,12 @@ void ShaderCache::LoadPipelineUIDCache()
       m_gx_pipeline_uid_cache_file.WriteBytes(&CACHE_FILE_MAGIC, sizeof(GX_PIPELINE_UID_VERSION));
       m_gx_pipeline_uid_cache_file.WriteBytes(&GX_PIPELINE_UID_VERSION,
                                               sizeof(GX_PIPELINE_UID_VERSION));
+
+      // Write any current UIDs out to the file.
+      // This way, if we load a UID cache where the data was incomplete (e.g. Dolphin crashed),
+      // we don't lose the existing UIDs which were previously at the beginning.
+      for (const auto& it : m_gx_pipeline_cache)
+        AppendGXPipelineUID(it.first);
     }
   }