初始提交: UE5.3项目基础框架

Plugins/CesiumForUnreal/Source/ThirdParty/include/CesiumGltf/ExtensionExtStructuralMetadata.h

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+// This file was generated by generate-classes.
+// DO NOT EDIT THIS FILE!
+#pragma once
+
+#include <CesiumGltf/Library.h>
+#include <CesiumUtility/ExtensibleObject.h>
+#include <CesiumUtility/JsonValue.h>
+
+#include <optional>
+#include <string>
+#include <unordered_map>
+
+namespace CesiumGltf {
+/**
+ * @brief Structural metadata about a glTF element.
+ */
+struct CESIUMGLTF_API ExtensionExtStructuralMetadata final
+    : public CesiumUtility::ExtensibleObject {
+  /**
+   * @brief The original name of this type.
+   */
+  static constexpr const char* TypeName = "ExtensionExtStructuralMetadata";
+  /** @brief The official name of the extension. This should be the same as its
+   * key in the `extensions` object. */
+  static constexpr const char* ExtensionName = "EXT_structural_metadata";
+
+  /**
+   * @brief The class that property values conform to. The value shall be a
+   * class ID declared in the `classes` dictionary of the metadata schema.
+   */
+  std::optional<std::string> classProperty;
+
+  /**
+   * @brief A dictionary, where each key corresponds to a property ID in the
+   * class' `properties` dictionary and each value contains the property values.
+   * The type of the value shall match the property definition: For `BOOLEAN`
+   * use `true` or `false`. For `STRING` use a JSON string. For numeric types
+   * use a JSON number. For `ENUM` use a valid enum `name`, not an integer
+   * value. For `ARRAY`, `VECN`, and `MATN` types use a JSON array containing
+   * values matching the `componentType`. Required properties shall be included
+   * in this dictionary.
+   */
+  std::unordered_map<std::string, CesiumUtility::JsonValue> properties;
+
+  /**
+   * @brief Calculates the size in bytes of this object, including the contents
+   * of all collections, pointers, and strings. This will NOT include the size
+   * of any extensions attached to the object. Calling this method may be slow
+   * as it requires traversing the object's entire structure.
+   */
+  int64_t getSizeBytes() const {
+    int64_t accum = 0;
+    accum += int64_t(sizeof(ExtensionExtStructuralMetadata));
+    accum += CesiumUtility::ExtensibleObject::getSizeBytes() -
+             int64_t(sizeof(CesiumUtility::ExtensibleObject));
+    if (this->classProperty) {
+      accum += int64_t(this->classProperty->capacity() * sizeof(char));
+    }
+    accum += int64_t(
+        this->properties.bucket_count() *
+        (sizeof(std::string) + sizeof(CesiumUtility::JsonValue)));
+    for (const auto& [k, v] : this->properties) {
+      accum += int64_t(k.capacity() * sizeof(char) - sizeof(std::string));
+      accum += int64_t(sizeof(CesiumUtility::JsonValue));
+    }
+    return accum;
+  }
+};
+} // namespace CesiumGltf