Fix spec

CesiumGS · May 8, 2024 · 8002727 · 8002727
1 parent a8bbeaa
commit 8002727
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/packages/engine/Source/Scene/GltfLoader.js b/packages/engine/Source/Scene/GltfLoader.js
@@ -813,13 +813,16 @@ async function loadAccessorBufferView(
   useQuaternion,
   values
 ) {
+  // Save a link to the gltfJson, which is removed after bufferViewLoader.load()
+  const { gltfJson } = loader;
+
   await bufferViewLoader.load();
   if (loader.isDestroyed()) {
     return;
   }
 
   const typedArray = getPackedTypedArray(
-    loader.gltfJson,
+    gltfJson,
     accessor,
     bufferViewLoader.typedArray
   );
@@ -1564,6 +1567,7 @@ function loadSpecular(loader, specularInfo, frameState) {
 
 /**
  * Load textures and parse factors and flags for a glTF material
+ *
  * @param {GltfLoader} loader
  * @param {object} gltfMaterial An entry from the <code>.materials</code> array in the glTF JSON
  * @param {FrameState} frameState

diff --git a/packages/engine/Source/Scene/Model/ModelUtility.js b/packages/engine/Source/Scene/Model/ModelUtility.js
@@ -357,6 +357,7 @@ ModelUtility.supportedExtensions = {
   KHR_techniques_webgl: true,
   KHR_materials_common: true,
   KHR_materials_pbrSpecularGlossiness: true,
+  KHR_materials_specular: true,
   KHR_materials_unlit: true,
   KHR_mesh_quantization: true,
   KHR_texture_basisu: true,