初始提交: UE5.3项目基础框架

Plugins/CesiumForUnreal/Source/ThirdParty/include/Cesium3DTilesSelection/ITilesetHeightSampler.h

@@ -0,0 +1,36 @@
+#pragma once
+
+#include "Library.h"
+#include "SampleHeightResult.h"
+
+#include <CesiumAsync/Future.h>
+#include <CesiumGeospatial/Cartographic.h>
+
+#include <vector>
+
+namespace CesiumAsync {
+class AsyncSystem;
+}
+
+namespace Cesium3DTilesSelection {
+
+/**
+ * @brief An interface to query heights from a tileset that can do so
+ * efficiently without necessarily downloading individual tiles.
+ */
+class CESIUM3DTILESSELECTION_API ITilesetHeightSampler {
+public:
+  /**
+   * @brief Queries the heights at a list of locations.
+   *
+   * @param asyncSystem The async system used to do work in threads.
+   * @param positions The positions at which to query heights. The height field
+   * of each {@link CesiumGeospatial::Cartographic} is ignored.
+   * @return A future that will be resolved when the heights have been queried.
+   */
+  virtual CesiumAsync::Future<SampleHeightResult> sampleHeights(
+      const CesiumAsync::AsyncSystem& asyncSystem,
+      std::vector<CesiumGeospatial::Cartographic>&& positions) = 0;
+};
+
+} // namespace Cesium3DTilesSelection