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diff --git a/src/mesh/assimp-master/code/AssetLib/glTF2/glTF2Importer.h b/src/mesh/assimp-master/code/AssetLib/glTF2/glTF2Importer.h
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+/*
+Open Asset Import Library (assimp)
+----------------------------------------------------------------------
+
+Copyright (c) 2006-2022, assimp team
+
+
+All rights reserved.
+
+Redistribution and use of this software in source and binary forms,
+with or without modification, are permitted provided that the
+following conditions are met:
+
+* Redistributions of source code must retain the above
+copyright notice, this list of conditions and the
+following disclaimer.
+
+* Redistributions in binary form must reproduce the above
+copyright notice, this list of conditions and the
+following disclaimer in the documentation and/or other
+materials provided with the distribution.
+
+* Neither the name of the assimp team, nor the names of its
+contributors may be used to endorse or promote products
+derived from this software without specific prior
+written permission of the assimp team.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+----------------------------------------------------------------------
+*/
+#ifndef AI_GLTF2IMPORTER_H_INC
+#define AI_GLTF2IMPORTER_H_INC
+
+#include <assimp/BaseImporter.h>
+
+struct aiNode;
+
+namespace glTF2 {
+    class Asset;
+}
+
+namespace Assimp {
+
+/**
+ * Load the glTF2 format.
+ * https://github.com/KhronosGroup/glTF/tree/master/specification
+ */
+class glTF2Importer : public BaseImporter {
+public:
+    glTF2Importer();
+    ~glTF2Importer() override;
+    bool CanRead(const std::string &pFile, IOSystem *pIOHandler, bool checkSig) const override;
+
+protected:
+    const aiImporterDesc *GetInfo() const override;
+    void InternReadFile(const std::string &pFile, aiScene *pScene, IOSystem *pIOHandler) override;
+    virtual void SetupProperties(const Importer *pImp) override;
+
+private:
+    void ImportEmbeddedTextures(glTF2::Asset &a);
+    void ImportMaterials(glTF2::Asset &a);
+    void ImportMeshes(glTF2::Asset &a);
+    void ImportCameras(glTF2::Asset &a);
+    void ImportLights(glTF2::Asset &a);
+    void ImportNodes(glTF2::Asset &a);
+    void ImportAnimations(glTF2::Asset &a);
+    void ImportCommonMetadata(glTF2::Asset &a);
+
+private:
+    std::vector<unsigned int> meshOffsets;
+    std::vector<int> mEmbeddedTexIdxs;
+    aiScene *mScene;
+
+    /// An instance of rapidjson::IRemoteSchemaDocumentProvider
+    void *mSchemaDocumentProvider = nullptr;
+};
+
+} // namespace Assimp
+
+#endif // AI_GLTF2IMPORTER_H_INC