初始提交: UE5.3项目基础框架

Plugins/CesiumForUnreal/Source/CesiumRuntime/Private/CesiumWgs84Ellipsoid.cpp

@@ -0,0 +1,59 @@
+// Copyright 2020-2024 CesiumGS, Inc. and Contributors
+
+#include "CesiumWgs84Ellipsoid.h"
+#include "CesiumEllipsoidFunctions.h"
+#include "VecMath.h"
+#include <CesiumGeospatial/Ellipsoid.h>
+
+using namespace CesiumGeospatial;
+using namespace CesiumUtility;
+
+FVector UCesiumWgs84Ellipsoid::GetRadii() {
+  const glm::dvec3& radii = Ellipsoid::WGS84.getRadii();
+  return VecMath::createVector(radii);
+}
+
+double UCesiumWgs84Ellipsoid::GetMaximumRadius() {
+  return Ellipsoid::WGS84.getRadii().x;
+}
+
+double UCesiumWgs84Ellipsoid::GetMinimumRadius() {
+  return Ellipsoid::WGS84.getRadii().z;
+}
+
+FVector UCesiumWgs84Ellipsoid::ScaleToGeodeticSurface(
+    const FVector& EarthCenteredEarthFixedPosition) {
+  return CesiumEllipsoidFunctions::ScaleToGeodeticSurface(
+      Ellipsoid::WGS84,
+      EarthCenteredEarthFixedPosition);
+}
+
+FVector UCesiumWgs84Ellipsoid::GeodeticSurfaceNormal(
+    const FVector& EarthCenteredEarthFixedPosition) {
+  return CesiumEllipsoidFunctions::GeodeticSurfaceNormal(
+      Ellipsoid::WGS84,
+      EarthCenteredEarthFixedPosition);
+}
+
+FVector UCesiumWgs84Ellipsoid::LongitudeLatitudeHeightToEarthCenteredEarthFixed(
+    const FVector& LongitudeLatitudeHeight) {
+  return CesiumEllipsoidFunctions::
+      LongitudeLatitudeHeightToEllipsoidCenteredEllipsoidFixed(
+          Ellipsoid::WGS84,
+          LongitudeLatitudeHeight);
+}
+
+FVector UCesiumWgs84Ellipsoid::EarthCenteredEarthFixedToLongitudeLatitudeHeight(
+    const FVector& EarthCenteredEarthFixedPosition) {
+  return CesiumEllipsoidFunctions::
+      EllipsoidCenteredEllipsoidFixedToLongitudeLatitudeHeight(
+          Ellipsoid::WGS84,
+          EarthCenteredEarthFixedPosition);
+}
+
+FMatrix UCesiumWgs84Ellipsoid::EastNorthUpToEarthCenteredEarthFixed(
+    const FVector& EarthCenteredEarthFixedPosition) {
+  return CesiumEllipsoidFunctions::EastNorthUpToEllipsoidCenteredEllipsoidFixed(
+      Ellipsoid::WGS84,
+      EarthCenteredEarthFixedPosition);
+}