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diff --git a/thirdparty/assimp/code/EmbedTexturesProcess.h b/thirdparty/assimp/code/EmbedTexturesProcess.h
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+/*
+Open Asset Import Library (assimp)
+----------------------------------------------------------------------
+
+Copyright (c) 2006-2019, 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.
+
+----------------------------------------------------------------------
+*/
+
+#pragma once
+
+#include "BaseProcess.h"
+
+#include <string>
+
+struct aiNode;
+
+namespace Assimp {
+
+/**
+ *  Force embedding of textures (using the path = "*1" convention).
+ *  If a texture's file does not exist at the specified path
+ *  (due, for instance, to an absolute path generated on another system),
+ *  it will check if a file with the same name exists at the root folder
+ *  of the imported model. And if so, it uses that.
+ */
+class ASSIMP_API EmbedTexturesProcess : public BaseProcess {
+public:
+    /// The default class constructor.
+    EmbedTexturesProcess();
+
+    /// The class destructor.
+    virtual ~EmbedTexturesProcess();
+
+    /// Overwritten, @see BaseProcess
+    virtual bool IsActive(unsigned int pFlags) const;
+
+    /// Overwritten, @see BaseProcess
+    virtual void SetupProperties(const Importer* pImp);
+
+    /// Overwritten, @see BaseProcess
+    virtual void Execute(aiScene* pScene);
+
+private:
+    // Resolve the path and add the file content to the scene as a texture.
+    bool addTexture(aiScene* pScene, std::string path) const;
+
+private:
+    std::string mRootPath;
+};
+
+} // namespace Assimp