初始提交: UE5.3项目基础框架

Plugins/CesiumForUnreal/Source/ThirdParty/include/CesiumGeospatial/Cartographic.h

@@ -0,0 +1,72 @@
+#pragma once
+
+#include "Library.h"
+
+#include <CesiumUtility/Math.h>
+
+namespace CesiumGeospatial {
+
+/**
+ * @brief A position defined by longitude, latitude, and height.
+ */
+class CESIUMGEOSPATIAL_API Cartographic final {
+public:
+  /**
+   * @brief Creates a new instance.
+   *
+   * @param longitudeRadians The longitude, in radians.
+   * @param latitudeRadians The latitude, in radians.
+   * @param heightMeters The height, in meters. Default value: 0.0.
+   */
+  constexpr Cartographic(
+      double longitudeRadians,
+      double latitudeRadians,
+      double heightMeters = 0.0) noexcept
+      : longitude(longitudeRadians),
+        latitude(latitudeRadians),
+        height(heightMeters) {}
+
+  /**
+   * @brief Creates a new instance from a longitude and latitude specified in
+   * degrees, and a height given in meters.
+   *
+   * The values in the resulting object will be in radians.
+   *
+   * @param longitudeDegrees The longitude, in degrees.
+   * @param latitudeDegrees The latitude, in degrees.
+   * @param heightMeters The height, in meters. Default value: 0.0.
+   */
+  static constexpr Cartographic fromDegrees(
+      double longitudeDegrees,
+      double latitudeDegrees,
+      double heightMeters = 0.0) noexcept {
+    return Cartographic(
+        CesiumUtility::Math::degreesToRadians(longitudeDegrees),
+        CesiumUtility::Math::degreesToRadians(latitudeDegrees),
+        heightMeters);
+  }
+
+  /**
+   * @brief Returns `true` if two cartographics are equal.
+   */
+  constexpr bool operator==(const Cartographic& rhs) const noexcept {
+    return this->longitude == rhs.longitude && this->latitude == rhs.latitude &&
+           this->height == rhs.height;
+  };
+
+  /**
+   * @brief The longitude, in radians.
+   */
+  double longitude;
+
+  /**
+   * @brief The latitude, in radians.
+   */
+  double latitude;
+
+  /**
+   * @brief The height, in meters.
+   */
+  double height;
+};
+} // namespace CesiumGeospatial