初始提交: UE5.3项目基础框架

Plugins/CesiumForUnreal/Source/CesiumRuntime/Public/UnrealAssetAccessor.h

@@ -0,0 +1,41 @@
+// Copyright 2020-2024 CesiumGS, Inc. and Contributors
+
+#pragma once
+
+#include "CesiumAsync/AsyncSystem.h"
+#include "CesiumAsync/IAssetAccessor.h"
+#include "Containers/Map.h"
+#include "Containers/UnrealString.h"
+#include "HAL/Platform.h"
+#include <cstddef>
+
+class CESIUMRUNTIME_API UnrealAssetAccessor
+    : public CesiumAsync::IAssetAccessor {
+public:
+  UnrealAssetAccessor();
+
+  virtual CesiumAsync::Future<std::shared_ptr<CesiumAsync::IAssetRequest>>
+  get(const CesiumAsync::AsyncSystem& asyncSystem,
+      const std::string& url,
+      const std::vector<CesiumAsync::IAssetAccessor::THeader>& headers)
+      override;
+
+  virtual CesiumAsync::Future<std::shared_ptr<CesiumAsync::IAssetRequest>>
+  request(
+      const CesiumAsync::AsyncSystem& asyncSystem,
+      const std::string& verb,
+      const std::string& url,
+      const std::vector<CesiumAsync::IAssetAccessor::THeader>& headers,
+      const std::span<const std::byte>& contentPayload) override;
+
+  virtual void tick() noexcept override;
+
+private:
+  CesiumAsync::Future<std::shared_ptr<CesiumAsync::IAssetRequest>> getFromFile(
+      const CesiumAsync::AsyncSystem& asyncSystem,
+      const std::string& url,
+      const std::vector<CesiumAsync::IAssetAccessor::THeader>& headers);
+
+  FString _userAgent;
+  TMap<FString, FString> _cesiumRequestHeaders;
+};