初始提交: UE5.3项目基础框架

Plugins/CesiumForUnreal/Source/CesiumRuntime/Private/SpdlogUnrealLoggerSink.h

@@ -0,0 +1,25 @@
+// Copyright 2020-2024 CesiumGS, Inc. and Contributors
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include <memory>
+#include <mutex>
+#include <spdlog/details/null_mutex.h>
+#include <spdlog/sinks/base_sink.h>
+
+/**
+ * @brief Internal implementation of a spdlog sink that forwards the messages
+ * to Unreal log macros.
+ */
+class SpdlogUnrealLoggerSink
+    : public spdlog::sinks::base_sink<spdlog::details::null_mutex> {
+protected:
+  virtual void sink_it_(const spdlog::details::log_msg& msg) override;
+  virtual void flush_() override;
+
+private:
+  FString formatMessage(const spdlog::details::log_msg& msg) const;
+
+  mutable std::mutex _formatMutex;
+};