初始提交: UE5.3项目基础框架

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

@@ -0,0 +1,133 @@
+// Copyright 2020-2024 CesiumGS, Inc. and Contributors
+
+#include "CesiumModelMetadata.h"
+#include "CesiumGltf/ExtensionModelExtStructuralMetadata.h"
+#include "CesiumGltf/Model.h"
+#include "CesiumGltfComponent.h"
+#include "CesiumGltfPrimitiveComponent.h"
+
+static FCesiumModelMetadata EmptyModelMetadata;
+
+static FCesiumPropertyTable EmptyPropertyTable;
+static FCesiumPropertyTexture EmptyPropertyTexture;
+
+FCesiumModelMetadata::FCesiumModelMetadata(
+    const CesiumGltf::Model& InModel,
+    const CesiumGltf::ExtensionModelExtStructuralMetadata& Metadata) {
+  this->_propertyTables.Reserve(Metadata.propertyTables.size());
+  for (const auto& propertyTable : Metadata.propertyTables) {
+    this->_propertyTables.Emplace(FCesiumPropertyTable(InModel, propertyTable));
+  }
+
+  this->_propertyTextures.Reserve(Metadata.propertyTextures.size());
+  for (const auto& propertyTexture : Metadata.propertyTextures) {
+    this->_propertyTextures.Emplace(
+        FCesiumPropertyTexture(InModel, propertyTexture));
+  }
+}
+
+/*static*/
+const FCesiumModelMetadata&
+UCesiumModelMetadataBlueprintLibrary::GetModelMetadata(
+    const UPrimitiveComponent* component) {
+  const UCesiumGltfPrimitiveComponent* pGltfComponent =
+      Cast<UCesiumGltfPrimitiveComponent>(component);
+
+  if (!IsValid(pGltfComponent)) {
+    return EmptyModelMetadata;
+  }
+
+  const UCesiumGltfComponent* pModel =
+      Cast<UCesiumGltfComponent>(pGltfComponent->GetOuter());
+  if (!IsValid(pModel)) {
+    return EmptyModelMetadata;
+  }
+
+  return pModel->Metadata;
+}
+
+/*static*/ const TMap<FString, FCesiumPropertyTable>
+UCesiumModelMetadataBlueprintLibrary::GetFeatureTables(
+    UPARAM(ref) const FCesiumModelMetadata& ModelMetadata) {
+  TMap<FString, FCesiumPropertyTable> result;
+  for (const FCesiumPropertyTable& propertyTable :
+       ModelMetadata._propertyTables) {
+    result.Add(
+        UCesiumPropertyTableBlueprintLibrary::GetPropertyTableName(
+            propertyTable),
+        propertyTable);
+  }
+  return result;
+}
+
+/*static*/ const TMap<FString, FCesiumPropertyTexture>
+UCesiumModelMetadataBlueprintLibrary::GetFeatureTextures(
+    UPARAM(ref) const FCesiumModelMetadata& ModelMetadata) {
+  TMap<FString, FCesiumPropertyTexture> result;
+  for (const FCesiumPropertyTexture& propertyTexture :
+       ModelMetadata._propertyTextures) {
+    result.Add(
+        UCesiumPropertyTextureBlueprintLibrary::GetPropertyTextureName(
+            propertyTexture),
+        propertyTexture);
+  }
+  return result;
+}
+
+/*static*/
+const TArray<FCesiumPropertyTable>&
+UCesiumModelMetadataBlueprintLibrary::GetPropertyTables(
+    UPARAM(ref) const FCesiumModelMetadata& ModelMetadata) {
+  return ModelMetadata._propertyTables;
+}
+
+/*static*/ const FCesiumPropertyTable&
+UCesiumModelMetadataBlueprintLibrary::GetPropertyTable(
+    UPARAM(ref) const FCesiumModelMetadata& ModelMetadata,
+    const int64 Index) {
+  if (Index < 0 || Index >= ModelMetadata._propertyTables.Num()) {
+    return EmptyPropertyTable;
+  }
+
+  return ModelMetadata._propertyTables[Index];
+}
+
+/*static*/ const TArray<FCesiumPropertyTable>
+UCesiumModelMetadataBlueprintLibrary::GetPropertyTablesAtIndices(
+    UPARAM(ref) const FCesiumModelMetadata& ModelMetadata,
+    const TArray<int64>& Indices) {
+  TArray<FCesiumPropertyTable> result;
+  for (int64 Index : Indices) {
+    result.Add(GetPropertyTable(ModelMetadata, Index));
+  }
+  return result;
+}
+
+/*static*/
+const TArray<FCesiumPropertyTexture>&
+UCesiumModelMetadataBlueprintLibrary::GetPropertyTextures(
+    UPARAM(ref) const FCesiumModelMetadata& ModelMetadata) {
+  return ModelMetadata._propertyTextures;
+}
+
+/*static*/ const FCesiumPropertyTexture&
+UCesiumModelMetadataBlueprintLibrary::GetPropertyTexture(
+    UPARAM(ref) const FCesiumModelMetadata& ModelMetadata,
+    const int64 Index) {
+  if (Index < 0 || Index >= ModelMetadata._propertyTextures.Num()) {
+    return EmptyPropertyTexture;
+  }
+
+  return ModelMetadata._propertyTextures[Index];
+}
+
+/*static*/ const TArray<FCesiumPropertyTexture>
+UCesiumModelMetadataBlueprintLibrary::GetPropertyTexturesAtIndices(
+    UPARAM(ref) const FCesiumModelMetadata& ModelMetadata,
+    const TArray<int64>& Indices) {
+  TArray<FCesiumPropertyTexture> result;
+  for (int64 Index : Indices) {
+    result.Add(GetPropertyTexture(ModelMetadata, Index));
+  }
+  return result;
+}