switch to tinyobj and nanovg from assimp and cairo

7 files changed, 0 insertions, 3272 deletions

diff --git a/libs/assimp/code/AssetLib/X/XFileExporter.cpp b/libs/assimp/code/AssetLib/X/XFileExporter.cpp
deleted file mode 100644
index f0b1608..0000000
--- a/libs/assimp/code/AssetLib/X/XFileExporter.cpp
+++ /dev/null
@@ -1,541 +0,0 @@
-/*
-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.
-
-@author: Richard Steffen, 2014
-----------------------------------------------------------------------
-*/
-
-
-#ifndef ASSIMP_BUILD_NO_EXPORT
-#ifndef ASSIMP_BUILD_NO_X_EXPORTER
-
-#include "AssetLib/X/XFileExporter.h"
-#include "PostProcessing/ConvertToLHProcess.h"
-
-#include <assimp/Bitmap.h>
-#include <assimp/BaseImporter.h>
-#include <assimp/fast_atof.h>
-#include <assimp/SceneCombiner.h>
-#include <assimp/DefaultIOSystem.h>
-#include <assimp/Exceptional.h>
-#include <assimp/IOSystem.hpp>
-#include <assimp/scene.h>
-#include <assimp/light.h>
-
-#include <ctime>
-#include <set>
-#include <memory>
-
-using namespace Assimp;
-
-namespace Assimp
-{
-
-// ------------------------------------------------------------------------------------------------
-// Worker function for exporting a scene to Collada. Prototyped and registered in Exporter.cpp
-void ExportSceneXFile(const char* pFile,IOSystem* pIOSystem, const aiScene* pScene, const ExportProperties* pProperties)
-{
-    std::string path = DefaultIOSystem::absolutePath(std::string(pFile));
-    std::string file = DefaultIOSystem::completeBaseName(std::string(pFile));
-
-    // create/copy Properties
-    ExportProperties props(*pProperties);
-
-    // set standard properties if not set
-    if (!props.HasPropertyBool(AI_CONFIG_EXPORT_XFILE_64BIT)) props.SetPropertyBool(AI_CONFIG_EXPORT_XFILE_64BIT, false);
-
-    // invoke the exporter
-    XFileExporter iDoTheExportThing( pScene, pIOSystem, path, file, &props);
-
-    if (iDoTheExportThing.mOutput.fail()) {
-        throw DeadlyExportError("output data creation failed. Most likely the file became too large: " + std::string(pFile));
-    }
-
-    // we're still here - export successfully completed. Write result to the given IOSYstem
-    std::unique_ptr<IOStream> outfile (pIOSystem->Open(pFile,"wt"));
-    if (outfile == nullptr) {
-        throw DeadlyExportError("could not open output .x file: " + std::string(pFile));
-    }
-
-    // XXX maybe use a small wrapper around IOStream that behaves like std::stringstream in order to avoid the extra copy.
-    outfile->Write( iDoTheExportThing.mOutput.str().c_str(), static_cast<size_t>(iDoTheExportThing.mOutput.tellp()),1);
-}
-
-} // end of namespace Assimp
-
-
-// ------------------------------------------------------------------------------------------------
-// Constructor for a specific scene to export
-XFileExporter::XFileExporter(const aiScene* pScene, IOSystem* pIOSystem, const std::string& path, const std::string& file, const ExportProperties* pProperties)
-        : mProperties(pProperties),
-        mIOSystem(pIOSystem),
-        mPath(path),
-        mFile(file),
-        mScene(pScene),
-        mSceneOwned(false),
-        endstr("\n")
-{
-    // make sure that all formatting happens using the standard, C locale and not the user's current locale
-    mOutput.imbue( std::locale("C") );
-    mOutput.precision(ASSIMP_AI_REAL_TEXT_PRECISION);
-
-    // start writing
-    WriteFile();
-}
-
-// ------------------------------------------------------------------------------------------------
-// Destructor
-XFileExporter::~XFileExporter()
-{
-    if(mSceneOwned) {
-        delete mScene;
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Starts writing the contents
-void XFileExporter::WriteFile()
-{
-    // note, that all realnumber values must be comma separated in x files
-    mOutput.setf(std::ios::fixed);
-    mOutput.precision(ASSIMP_AI_REAL_TEXT_PRECISION); // precision for ai_real
-
-    // entry of writing the file
-    WriteHeader();
-
-    mOutput << startstr << "Frame DXCC_ROOT {" << endstr;
-    PushTag();
-
-    aiMatrix4x4 I; // identity
-    WriteFrameTransform(I);
-
-    WriteNode(mScene->mRootNode);
-    PopTag();
-
-    mOutput << startstr << "}" << endstr;
-
-}
-
-// ------------------------------------------------------------------------------------------------
-// Writes the asset header
-void XFileExporter::WriteHeader()
-{
-    if (mProperties->GetPropertyBool(AI_CONFIG_EXPORT_XFILE_64BIT) == true)
-        mOutput << startstr << "xof 0303txt 0064" << endstr;
-    else
-        mOutput << startstr << "xof 0303txt 0032" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template Frame {" << endstr;
-    PushTag();
-    mOutput << startstr << "<3d82ab46-62da-11cf-ab39-0020af71e433>" << endstr;
-    mOutput << startstr << "[...]" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template Matrix4x4 {" << endstr;
-    PushTag();
-    mOutput << startstr << "<f6f23f45-7686-11cf-8f52-0040333594a3>" << endstr;
-    mOutput << startstr << "array FLOAT matrix[16];" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template FrameTransformMatrix {" << endstr;
-    PushTag();
-    mOutput << startstr << "<f6f23f41-7686-11cf-8f52-0040333594a3>" << endstr;
-    mOutput << startstr << "Matrix4x4 frameMatrix;" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template Vector {" << endstr;
-    PushTag();
-    mOutput << startstr << "<3d82ab5e-62da-11cf-ab39-0020af71e433>" << endstr;
-    mOutput << startstr << "FLOAT x;" << endstr;
-    mOutput << startstr << "FLOAT y;" << endstr;
-    mOutput << startstr << "FLOAT z;" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template MeshFace {" << endstr;
-    PushTag();
-    mOutput << startstr << "<3d82ab5f-62da-11cf-ab39-0020af71e433>" << endstr;
-    mOutput << startstr << "DWORD nFaceVertexIndices;" << endstr;
-    mOutput << startstr << "array DWORD faceVertexIndices[nFaceVertexIndices];" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template Mesh {" << endstr;
-    PushTag();
-    mOutput << startstr << "<3d82ab44-62da-11cf-ab39-0020af71e433>" << endstr;
-    mOutput << startstr << "DWORD nVertices;" << endstr;
-    mOutput << startstr << "array Vector vertices[nVertices];" << endstr;
-    mOutput << startstr << "DWORD nFaces;" << endstr;
-    mOutput << startstr << "array MeshFace faces[nFaces];" << endstr;
-    mOutput << startstr << "[...]" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template MeshNormals {" << endstr;
-    PushTag();
-    mOutput << startstr << "<f6f23f43-7686-11cf-8f52-0040333594a3>" << endstr;
-    mOutput << startstr << "DWORD nNormals;" << endstr;
-    mOutput << startstr << "array Vector normals[nNormals];" << endstr;
-    mOutput << startstr << "DWORD nFaceNormals;" << endstr;
-    mOutput << startstr << "array MeshFace faceNormals[nFaceNormals];" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template Coords2d {" << endstr;
-    PushTag();
-    mOutput << startstr << "<f6f23f44-7686-11cf-8f52-0040333594a3>" << endstr;
-    mOutput << startstr << "FLOAT u;" << endstr;
-    mOutput << startstr << "FLOAT v;" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template MeshTextureCoords {" << endstr;
-    PushTag();
-    mOutput << startstr << "<f6f23f40-7686-11cf-8f52-0040333594a3>" << endstr;
-    mOutput << startstr << "DWORD nTextureCoords;" << endstr;
-    mOutput << startstr << "array Coords2d textureCoords[nTextureCoords];" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template ColorRGBA {" << endstr;
-    PushTag();
-    mOutput << startstr << "<35ff44e0-6c7c-11cf-8f52-0040333594a3>" << endstr;
-    mOutput << startstr << "FLOAT red;" << endstr;
-    mOutput << startstr << "FLOAT green;" << endstr;
-    mOutput << startstr << "FLOAT blue;" << endstr;
-    mOutput << startstr << "FLOAT alpha;" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template IndexedColor {" << endstr;
-    PushTag();
-    mOutput << startstr << "<1630b820-7842-11cf-8f52-0040333594a3>" << endstr;
-    mOutput << startstr << "DWORD index;" << endstr;
-    mOutput << startstr << "ColorRGBA indexColor;" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template MeshVertexColors {" << endstr;
-    PushTag();
-    mOutput << startstr << "<1630b821-7842-11cf-8f52-0040333594a3>" << endstr;
-    mOutput << startstr << "DWORD nVertexColors;" << endstr;
-    mOutput << startstr << "array IndexedColor vertexColors[nVertexColors];" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template VertexElement {" << endstr;
-    PushTag();
-    mOutput << startstr << "<f752461c-1e23-48f6-b9f8-8350850f336f>" << endstr;
-    mOutput << startstr << "DWORD Type;" << endstr;
-    mOutput << startstr << "DWORD Method;" << endstr;
-    mOutput << startstr << "DWORD Usage;" << endstr;
-    mOutput << startstr << "DWORD UsageIndex;" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-    mOutput << startstr << "template DeclData {" << endstr;
-    PushTag();
-    mOutput << startstr << "<bf22e553-292c-4781-9fea-62bd554bdd93>" << endstr;
-    mOutput << startstr << "DWORD nElements;" << endstr;
-    mOutput << startstr << "array VertexElement Elements[nElements];" << endstr;
-    mOutput << startstr << "DWORD nDWords;" << endstr;
-    mOutput << startstr << "array DWORD data[nDWords];" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr;
-    mOutput << endstr;
-}
-
-
-// Writes the material setup
-void XFileExporter::WriteFrameTransform(aiMatrix4x4& m)
-{
-    mOutput << startstr << "FrameTransformMatrix {" << endstr << " ";
-    PushTag();
-    mOutput << startstr << m.a1 << ", " << m.b1 << ", " << m.c1 << ", " << m.d1 << "," << endstr;
-    mOutput << startstr << m.a2 << ", " << m.b2 << ", " << m.c2 << ", " << m.d2 << "," << endstr;
-    mOutput << startstr << m.a3 << ", " << m.b3 << ", " << m.c3 << ", " << m.d3 << "," << endstr;
-    mOutput << startstr << m.a4 << ", " << m.b4 << ", " << m.c4 << ", " << m.d4 << ";;" << endstr;
-    PopTag();
-    mOutput << startstr << "}" << endstr << endstr;
-}
-
-
-// ------------------------------------------------------------------------------------------------
-// Recursively writes the given node
-void XFileExporter::WriteNode( aiNode* pNode)
-{
-    if (pNode->mName.length==0)
-    {
-        std::stringstream ss;
-        ss << "Node_" << pNode;
-        pNode->mName.Set(ss.str());
-    }
-    mOutput << startstr << "Frame " << toXFileString(pNode->mName) << " {" << endstr;
-
-    PushTag();
-
-    aiMatrix4x4 m = pNode->mTransformation;
-
-    WriteFrameTransform(m);
-
-    for (size_t i = 0; i < pNode->mNumMeshes; ++i)
-        WriteMesh(mScene->mMeshes[pNode->mMeshes[i]]);
-
-    // recursive call the Nodes
-    for (size_t i = 0; i < pNode->mNumChildren; ++i)
-        WriteNode(pNode->mChildren[i]);
-
-    PopTag();
-
-    mOutput << startstr << "}" << endstr << endstr;
-}
-
-void XFileExporter::WriteMesh(aiMesh* mesh)
-{
-    mOutput << startstr << "Mesh " << toXFileString(mesh->mName) << "_mShape" << " {" << endstr;
-
-    PushTag();
-
-    // write all the vertices
-    mOutput << startstr << mesh->mNumVertices << ";" << endstr;
-    for (size_t a = 0; a < mesh->mNumVertices; a++)
-    {
-        aiVector3D &v = mesh->mVertices[a];
-        mOutput << startstr << v[0] << ";"<< v[1] << ";" << v[2] << ";";
-        if (a < mesh->mNumVertices - 1)
-            mOutput << "," << endstr;
-        else
-            mOutput << ";" << endstr;
-    }
-
-    // write all the faces
-    mOutput << startstr << mesh->mNumFaces << ";" << endstr;
-    for( size_t a = 0; a < mesh->mNumFaces; ++a )
-    {
-        const aiFace& face = mesh->mFaces[a];
-        mOutput << startstr << face.mNumIndices << ";";
-        // must be counter clockwise triangle
-        //for(int b = face.mNumIndices - 1; b >= 0 ; --b)
-        for(size_t b = 0; b < face.mNumIndices ; ++b)
-        {
-            mOutput << face.mIndices[b];
-            //if (b > 0)
-            if (b<face.mNumIndices-1)
-                mOutput << ",";
-            else
-                mOutput << ";";
-        }
-
-        if (a < mesh->mNumFaces - 1)
-            mOutput << "," << endstr;
-        else
-            mOutput << ";" << endstr;
-    }
-
-    mOutput << endstr;
-
-    if (mesh->HasTextureCoords(0))
-    {
-        const aiMaterial* mat = mScene->mMaterials[mesh->mMaterialIndex];
-        aiString relpath;
-        mat->Get(_AI_MATKEY_TEXTURE_BASE, aiTextureType_DIFFUSE, 0, relpath);
-
-        mOutput << startstr << "MeshMaterialList {" << endstr;
-        PushTag();
-        mOutput << startstr << "1;" << endstr; // number of materials
-        mOutput << startstr << mesh->mNumFaces << ";" << endstr; // number of faces
-        mOutput << startstr;
-        for( size_t a = 0; a < mesh->mNumFaces; ++a )
-        {
-            mOutput << "0"; // the material index
-            if (a < mesh->mNumFaces - 1)
-                mOutput << ", ";
-            else
-                mOutput << ";" << endstr;
-        }
-        mOutput << startstr << "Material {" << endstr;
-        PushTag();
-        mOutput << startstr << "1.0; 1.0; 1.0; 1.000000;;" << endstr;
-        mOutput << startstr << "1.000000;" << endstr; // power
-        mOutput << startstr << "0.000000; 0.000000; 0.000000;;" << endstr; // specularity
-        mOutput << startstr << "0.000000; 0.000000; 0.000000;;" << endstr; // emission
-        mOutput << startstr << "TextureFilename { \"";
-
-        writePath(relpath);
-
-        mOutput << "\"; }" << endstr;
-        PopTag();
-        mOutput << startstr << "}" << endstr;
-        PopTag();
-        mOutput << startstr << "}" << endstr;
-    }
-
-    // write normals (every vertex has one)
-    if (mesh->HasNormals())
-    {
-        mOutput << endstr << startstr << "MeshNormals {" << endstr;
-        mOutput << startstr << mesh->mNumVertices << ";" << endstr;
-        for (size_t a = 0; a < mesh->mNumVertices; a++)
-        {
-            aiVector3D &v = mesh->mNormals[a];
-            // because we have a LHS and also changed wth winding, we need to invert the normals again
-            mOutput << startstr << -v[0] << ";"<< -v[1] << ";" << -v[2] << ";";
-            if (a < mesh->mNumVertices - 1)
-                mOutput << "," << endstr;
-            else
-                mOutput << ";" << endstr;
-        }
-
-        mOutput << startstr << mesh->mNumFaces << ";" << endstr;
-        for (size_t a = 0; a < mesh->mNumFaces; a++)
-        {
-            const aiFace& face = mesh->mFaces[a];
-            mOutput << startstr << face.mNumIndices << ";";
-
-            //for(int b = face.mNumIndices-1; b >= 0 ; --b)
-            for(size_t b = 0; b < face.mNumIndices ; ++b)
-            {
-                mOutput << face.mIndices[b];
-                //if (b > 0)
-                if (b<face.mNumIndices-1)
-                    mOutput << ",";
-                else
-                    mOutput << ";";
-            }
-
-            if (a < mesh->mNumFaces-1)
-                mOutput << "," << endstr;
-            else
-                mOutput << ";" << endstr;
-        }
-        mOutput << startstr << "}" << endstr;
-    }
-
-    // write texture UVs if available
-    if (mesh->HasTextureCoords(0))
-    {
-        mOutput << endstr << startstr << "MeshTextureCoords {"  << endstr;
-        mOutput << startstr << mesh->mNumVertices << ";" << endstr;
-        for (size_t a = 0; a < mesh->mNumVertices; a++)
-        //for (int a = (int)mesh->mNumVertices-1; a >=0 ; a--)
-        {
-            aiVector3D& uv = mesh->mTextureCoords[0][a]; // uv of first uv layer for the vertex
-            mOutput << startstr << uv.x << ";" << uv.y;
-            if (a < mesh->mNumVertices-1)
-            //if (a >0 )
-                mOutput << ";," << endstr;
-            else
-                mOutput << ";;" << endstr;
-        }
-        mOutput << startstr << "}" << endstr;
-    }
-
-    // write color channel if available
-    if (mesh->HasVertexColors(0))
-    {
-        mOutput << endstr << startstr << "MeshVertexColors {"  << endstr;
-        mOutput << startstr << mesh->mNumVertices << ";" << endstr;
-        for (size_t a = 0; a < mesh->mNumVertices; a++)
-        {
-            aiColor4D& mColors = mesh->mColors[0][a]; // color of first vertex color set for the vertex
-            mOutput << startstr << a << ";" << mColors.r << ";" << mColors.g << ";" << mColors.b << ";" << mColors.a << ";;";
-            if (a < mesh->mNumVertices-1)
-                mOutput << "," << endstr;
-            else
-                mOutput << ";" << endstr;
-        }
-        mOutput << startstr << "}" << endstr;
-    }
-    /*
-    else
-    {
-        mOutput << endstr << startstr << "MeshVertexColors {"  << endstr;
-        mOutput << startstr << mesh->mNumVertices << ";" << endstr;
-        for (size_t a = 0; a < mesh->mNumVertices; a++)
-        {
-            aiColor4D* mColors = mesh->mColors[a];
-            mOutput << startstr << a << ";0.500000;0.000000;0.000000;0.500000;;";
-            if (a < mesh->mNumVertices-1)
-                mOutput << "," << endstr;
-            else
-                mOutput << ";" << endstr;
-        }
-        mOutput << startstr << "}" << endstr;
-    }
-    */
-    PopTag();
-    mOutput << startstr << "}" << endstr << endstr;
-
-}
-
-std::string XFileExporter::toXFileString(aiString &name)
-{
-    std::string pref = ""; // node name prefix to prevent unexpected start of string
-    std::string str = pref + std::string(name.C_Str());
-    for (int i=0; i < (int) str.length(); ++i)
-    {
-        if ((str[i] >= '0' && str[i] <= '9') || // 0-9
-            (str[i] >= 'A' && str[i] <= 'Z') || // A-Z
-            (str[i] >= 'a' && str[i] <= 'z')) // a-z
-            continue;
-        str[i] = '_';
-    }
-    return str;
-}
-
-void XFileExporter::writePath(const aiString &path)
-{
-    std::string str = std::string(path.C_Str());
-    BaseImporter::ConvertUTF8toISO8859_1(str);
-
-    while( str.find( "\\\\") != std::string::npos)
-        str.replace( str.find( "\\\\"), 2, "\\");
-
-    while (str.find('\\') != std::string::npos)
-        str.replace(str.find('\\'), 1, "/");
-
-    mOutput << str;
-
-}
-
-#endif
-#endif
diff --git a/libs/assimp/code/AssetLib/X/XFileExporter.h b/libs/assimp/code/AssetLib/X/XFileExporter.h
deleted file mode 100644
index 1d9a5ae..0000000
--- a/libs/assimp/code/AssetLib/X/XFileExporter.h
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
-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.
-
-@author: Richard Steffen, 2014
-
-----------------------------------------------------------------------
-*/
-
-/** @file XFileExporter.h
- * Declares the exporter class to write a scene to a Collada file
- */
-#ifndef AI_XFILEEXPORTER_H_INC
-#define AI_XFILEEXPORTER_H_INC
-
-#include <assimp/ai_assert.h>
-#include <assimp/matrix4x4.h>
-#include <assimp/Exporter.hpp>
-#include <sstream>
-
-struct aiScene;
-struct aiNode;
-struct aiMesh;
-struct aiString;
-
-namespace Assimp {
-
-class IOSystem;
-
-
-/// Helper class to export a given scene to a X-file.
-/// Note: an xFile uses a left hand system. Assimp used a right hand system (OpenGL), therefore we have to transform everything
-class XFileExporter
-{
-public:
-    /// Constructor for a specific scene to export
-    XFileExporter(const aiScene* pScene, IOSystem* pIOSystem, const std::string& path, const std::string& file, const ExportProperties* pProperties);
-
-    /// Destructor
-    virtual ~XFileExporter();
-
-protected:
-    /// Starts writing the contents
-    void WriteFile();
-
-    /// Writes the asset header
-    void WriteHeader();
-
-    /// write a frame transform
-    void WriteFrameTransform(aiMatrix4x4& m);
-
-    /// Recursively writes the given node
-    void WriteNode( aiNode* pNode );
-
-    /// write a mesh entry of the scene
-    void WriteMesh( aiMesh* mesh);
-
-    /// Enters a new xml element, which increases the indentation
-    void PushTag() { startstr.append( "  "); }
-
-    /// Leaves an element, decreasing the indentation
-    void PopTag() {
-        ai_assert( startstr.length() > 1);
-        startstr.erase( startstr.length() - 2);
-    }
-
-public:
-    /// Stringstream to write all output into
-    std::stringstream mOutput;
-
-protected:
-
-    /// normalize the name to be accepted by xfile readers
-    std::string toXFileString(aiString &name);
-
-    /// hold the properties pointer
-    const ExportProperties* mProperties;
-
-    /// write a path
-    void writePath(const aiString &path);
-
-    /// The IOSystem for output
-    IOSystem* mIOSystem;
-
-    /// Path of the directory where the scene will be exported
-    const std::string mPath;
-
-    /// Name of the file (without extension) where the scene will be exported
-    const std::string mFile;
-
-    /// The scene to be written
-    const aiScene* mScene;
-    bool mSceneOwned;
-
-    /// current line start string, contains the current indentation for simple stream insertion
-    std::string startstr;
-
-    /// current line end string for simple stream insertion
-    std::string endstr;
-
-};
-
-}
-
-#endif // !! AI_XFILEEXPORTER_H_INC
diff --git a/libs/assimp/code/AssetLib/X/XFileHelper.h b/libs/assimp/code/AssetLib/X/XFileHelper.h
deleted file mode 100644
index 3830eb4..0000000
--- a/libs/assimp/code/AssetLib/X/XFileHelper.h
+++ /dev/null
@@ -1,234 +0,0 @@
-/*
-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.
-
-----------------------------------------------------------------------
-*/
-
-/** @file Defines the helper data structures for importing XFiles */
-#ifndef AI_XFILEHELPER_H_INC
-#define AI_XFILEHELPER_H_INC
-
-#include <cstdint>
-#include <string>
-#include <vector>
-
-#include <assimp/anim.h>
-#include <assimp/mesh.h>
-#include <assimp/quaternion.h>
-#include <assimp/types.h>
-
-namespace Assimp {
-namespace XFile {
-
-/** Helper structure representing a XFile mesh face */
-struct Face {
-    std::vector<unsigned int> mIndices;
-};
-
-/** Helper structure representing a texture filename inside a material and its potential source */
-struct TexEntry {
-    std::string mName;
-    bool mIsNormalMap; // true if the texname was specified in a NormalmapFilename tag
-
-    TexEntry() AI_NO_EXCEPT :
-            mName(),
-            mIsNormalMap(false) {
-        // empty
-    }
-    TexEntry(const std::string &pName, bool pIsNormalMap = false) :
-            mName(pName), mIsNormalMap(pIsNormalMap) {
-        // empty
-    }
-};
-
-/** Helper structure representing a XFile material */
-struct Material {
-    std::string mName;
-    bool mIsReference; // if true, mName holds a name by which the actual material can be found in the material list
-    aiColor4D mDiffuse;
-    ai_real mSpecularExponent;
-    aiColor3D mSpecular;
-    aiColor3D mEmissive;
-    std::vector<TexEntry> mTextures;
-    size_t sceneIndex; ///< the index under which it was stored in the scene's material list
-
-    Material() AI_NO_EXCEPT :
-            mIsReference(false),
-            mSpecularExponent(),
-            sceneIndex(SIZE_MAX) {
-        // empty
-    }
-};
-
-/** Helper structure to represent a bone weight */
-struct BoneWeight {
-    unsigned int mVertex;
-    ai_real mWeight;
-};
-
-/** Helper structure to represent a bone in a mesh */
-struct Bone {
-    std::string mName;
-    std::vector<BoneWeight> mWeights;
-    aiMatrix4x4 mOffsetMatrix;
-};
-
-/** Helper structure to represent an XFile mesh */
-struct Mesh {
-    std::string mName;
-    std::vector<aiVector3D> mPositions;
-    std::vector<Face> mPosFaces;
-    std::vector<aiVector3D> mNormals;
-    std::vector<Face> mNormFaces;
-    unsigned int mNumTextures;
-    std::vector<aiVector2D> mTexCoords[AI_MAX_NUMBER_OF_TEXTURECOORDS];
-    unsigned int mNumColorSets;
-    std::vector<aiColor4D> mColors[AI_MAX_NUMBER_OF_COLOR_SETS];
-
-    std::vector<unsigned int> mFaceMaterials;
-    std::vector<Material> mMaterials;
-
-    std::vector<Bone> mBones;
-
-    explicit Mesh(const std::string &pName = std::string()) AI_NO_EXCEPT
-            : mName(pName),
-              mPositions(),
-              mPosFaces(),
-              mNormals(),
-              mNormFaces(),
-              mNumTextures(0),
-              mTexCoords{},
-              mNumColorSets(0),
-              mColors{},
-              mFaceMaterials(),
-              mMaterials(),
-              mBones() {
-        // empty
-    }
-};
-
-/** Helper structure to represent a XFile frame */
-struct Node {
-    std::string mName;
-    aiMatrix4x4 mTrafoMatrix;
-    Node *mParent;
-    std::vector<Node *> mChildren;
-    std::vector<Mesh *> mMeshes;
-
-    Node() AI_NO_EXCEPT
-            : mName(),
-              mTrafoMatrix(),
-              mParent(nullptr),
-              mChildren(),
-              mMeshes() {
-        // empty
-    }
-    explicit Node(Node *pParent) :
-            mName(), mTrafoMatrix(), mParent(pParent), mChildren(), mMeshes() {
-        // empty
-    }
-
-    ~Node() {
-        for (unsigned int a = 0; a < mChildren.size(); ++a) {
-            delete mChildren[a];
-        }
-        for (unsigned int a = 0; a < mMeshes.size(); ++a) {
-            delete mMeshes[a];
-        }
-    }
-};
-
-struct MatrixKey {
-    double mTime;
-    aiMatrix4x4 mMatrix;
-};
-
-/** Helper structure representing a single animated bone in a XFile */
-struct AnimBone {
-    std::string mBoneName;
-    std::vector<aiVectorKey> mPosKeys; // either three separate key sequences for position, rotation, scaling
-    std::vector<aiQuatKey> mRotKeys;
-    std::vector<aiVectorKey> mScaleKeys;
-    std::vector<MatrixKey> mTrafoKeys; // or a combined key sequence of transformation matrices.
-};
-
-/** Helper structure to represent an animation set in a XFile */
-struct Animation {
-    std::string mName;
-    std::vector<AnimBone *> mAnims;
-
-    ~Animation() {
-        for (unsigned int a = 0; a < mAnims.size(); a++)
-            delete mAnims[a];
-    }
-};
-
-/** Helper structure analogue to aiScene */
-struct Scene {
-    Node *mRootNode;
-
-    std::vector<Mesh *> mGlobalMeshes; // global meshes found outside of any frames
-    std::vector<Material> mGlobalMaterials; // global materials found outside of any meshes.
-
-    std::vector<Animation *> mAnims;
-    unsigned int mAnimTicksPerSecond;
-
-    Scene() AI_NO_EXCEPT
-            : mRootNode(nullptr),
-              mGlobalMeshes(),
-              mGlobalMaterials(),
-              mAnimTicksPerSecond(0) {
-        // empty
-    }
-    ~Scene() {
-        delete mRootNode;
-        mRootNode = nullptr;
-        for (unsigned int a = 0; a < mGlobalMeshes.size(); ++a) {
-            delete mGlobalMeshes[a];
-        }
-        for (unsigned int a = 0; a < mAnims.size(); ++a) {
-            delete mAnims[a];
-        }
-    }
-};
-
-} // end of namespace XFile
-} // end of namespace Assimp
-
-#endif // AI_XFILEHELPER_H_INC
diff --git a/libs/assimp/code/AssetLib/X/XFileImporter.cpp b/libs/assimp/code/AssetLib/X/XFileImporter.cpp
deleted file mode 100644
index d23eb57..0000000
--- a/libs/assimp/code/AssetLib/X/XFileImporter.cpp
+++ /dev/null
@@ -1,691 +0,0 @@
-/*
----------------------------------------------------------------------------
-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.
----------------------------------------------------------------------------
-*/
-/** @file  XFileImporter.cpp
- *  @brief Implementation of the XFile importer class
- */
-
-#ifndef ASSIMP_BUILD_NO_X_IMPORTER
-
-#include "AssetLib/X/XFileImporter.h"
-#include "AssetLib/X/XFileParser.h"
-#include "PostProcessing/ConvertToLHProcess.h"
-
-#include <assimp/TinyFormatter.h>
-#include <assimp/IOSystem.hpp>
-#include <assimp/scene.h>
-#include <assimp/DefaultLogger.hpp>
-#include <assimp/importerdesc.h>
-
-#include <cctype>
-#include <memory>
-
-using namespace Assimp;
-using namespace Assimp::Formatter;
-
-static const aiImporterDesc desc = {
-    "Direct3D XFile Importer",
-    "",
-    "",
-    "",
-    aiImporterFlags_SupportTextFlavour | aiImporterFlags_SupportBinaryFlavour | aiImporterFlags_SupportCompressedFlavour,
-    1,
-    3,
-    1,
-    5,
-    "x"
-};
-
-// ------------------------------------------------------------------------------------------------
-// Constructor to be privately used by Importer
-XFileImporter::XFileImporter()
-: mBuffer() {
-    // empty
-}
-
-// ------------------------------------------------------------------------------------------------
-// Destructor, private as well
-XFileImporter::~XFileImporter() {
-    // empty
-}
-
-// ------------------------------------------------------------------------------------------------
-// Returns whether the class can handle the format of the given file.
-bool XFileImporter::CanRead( const std::string& pFile, IOSystem* pIOHandler, bool /*checkSig*/) const {
-    static const uint32_t token[] = { AI_MAKE_MAGIC("xof ") };
-    return CheckMagicToken(pIOHandler,pFile,token,AI_COUNT_OF(token));
-}
-
-// ------------------------------------------------------------------------------------------------
-// Get file extension list
-const aiImporterDesc* XFileImporter::GetInfo () const {
-    return &desc;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Imports the given file into the given scene structure.
-void XFileImporter::InternReadFile( const std::string& pFile, aiScene* pScene, IOSystem* pIOHandler) {
-    // read file into memory
-    std::unique_ptr<IOStream> file( pIOHandler->Open( pFile));
-    if ( file.get() == nullptr ) {
-        throw DeadlyImportError( "Failed to open file ", pFile, "." );
-    }
-
-    static const size_t MinSize = 16;
-    size_t fileSize = file->FileSize();
-    if ( fileSize < MinSize ) {
-        throw DeadlyImportError( "XFile is too small." );
-    }
-
-    // in the hope that binary files will never start with a BOM ...
-    mBuffer.resize( fileSize + 1);
-    file->Read( &mBuffer.front(), 1, fileSize);
-    ConvertToUTF8(mBuffer);
-
-    // parse the file into a temporary representation
-    XFileParser parser( mBuffer);
-
-    // and create the proper return structures out of it
-    CreateDataRepresentationFromImport( pScene, parser.GetImportedData());
-
-    // if nothing came from it, report it as error
-    if ( !pScene->mRootNode ) {
-        throw DeadlyImportError( "XFile is ill-formatted - no content imported." );
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Constructs the return data structure out of the imported data.
-void XFileImporter::CreateDataRepresentationFromImport( aiScene* pScene, XFile::Scene* pData)
-{
-    // Read the global materials first so that meshes referring to them can find them later
-    ConvertMaterials( pScene, pData->mGlobalMaterials);
-
-    // copy nodes, extracting meshes and materials on the way
-    pScene->mRootNode = CreateNodes( pScene, nullptr, pData->mRootNode);
-
-    // extract animations
-    CreateAnimations( pScene, pData);
-
-    // read the global meshes that were stored outside of any node
-    if( !pData->mGlobalMeshes.empty() )  {
-        // create a root node to hold them if there isn't any, yet
-        if( pScene->mRootNode == nullptr ) {
-            pScene->mRootNode = new aiNode;
-            pScene->mRootNode->mName.Set( "$dummy_node");
-        }
-
-        // convert all global meshes and store them in the root node.
-        // If there was one before, the global meshes now suddenly have its transformation matrix...
-        // Don't know what to do there, I don't want to insert another node under the present root node
-        // just to avoid this.
-        CreateMeshes( pScene, pScene->mRootNode, pData->mGlobalMeshes);
-    }
-
-    if (!pScene->mRootNode) {
-        throw DeadlyImportError( "No root node" );
-    }
-
-    // Convert everything to OpenGL space... it's the same operation as the conversion back, so we can reuse the step directly
-    MakeLeftHandedProcess convertProcess;
-    convertProcess.Execute( pScene);
-
-    FlipWindingOrderProcess flipper;
-    flipper.Execute(pScene);
-
-    // finally: create a dummy material if not material was imported
-    if( pScene->mNumMaterials == 0) {
-        pScene->mNumMaterials = 1;
-        // create the Material
-        aiMaterial* mat = new aiMaterial;
-        int shadeMode = (int) aiShadingMode_Gouraud;
-        mat->AddProperty<int>( &shadeMode, 1, AI_MATKEY_SHADING_MODEL);
-        // material colours
-        int specExp = 1;
-
-        aiColor3D clr = aiColor3D( 0, 0, 0);
-        mat->AddProperty( &clr, 1, AI_MATKEY_COLOR_EMISSIVE);
-        mat->AddProperty( &clr, 1, AI_MATKEY_COLOR_SPECULAR);
-
-        clr = aiColor3D( 0.5f, 0.5f, 0.5f);
-        mat->AddProperty( &clr, 1, AI_MATKEY_COLOR_DIFFUSE);
-        mat->AddProperty( &specExp, 1, AI_MATKEY_SHININESS);
-
-        pScene->mMaterials = new aiMaterial*[1];
-        pScene->mMaterials[0] = mat;
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Recursively creates scene nodes from the imported hierarchy.
-aiNode* XFileImporter::CreateNodes( aiScene* pScene, aiNode* pParent, const XFile::Node* pNode) {
-    if ( !pNode ) {
-        return nullptr;
-    }
-
-    // create node
-    aiNode* node = new aiNode;
-    node->mName.length = (ai_uint32)pNode->mName.length();
-    node->mParent = pParent;
-    memcpy( node->mName.data, pNode->mName.c_str(), pNode->mName.length());
-    node->mName.data[node->mName.length] = 0;
-    node->mTransformation = pNode->mTrafoMatrix;
-
-    // convert meshes from the source node
-    CreateMeshes( pScene, node, pNode->mMeshes);
-
-    // handle children
-    if( !pNode->mChildren.empty() ) {
-        node->mNumChildren = (unsigned int)pNode->mChildren.size();
-        node->mChildren = new aiNode* [node->mNumChildren];
-
-        for ( unsigned int a = 0; a < pNode->mChildren.size(); ++a ) {
-            node->mChildren[ a ] = CreateNodes( pScene, node, pNode->mChildren[ a ] );
-        }
-    }
-
-    return node;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Creates the meshes for the given node.
-void XFileImporter::CreateMeshes( aiScene* pScene, aiNode* pNode, const std::vector<XFile::Mesh*>& pMeshes) {
-    if (pMeshes.empty()) {
-        return;
-    }
-
-    // create a mesh for each mesh-material combination in the source node
-    std::vector<aiMesh*> meshes;
-    for( unsigned int a = 0; a < pMeshes.size(); ++a ) {
-        XFile::Mesh* sourceMesh = pMeshes[a];
-        if ( nullptr == sourceMesh ) {
-            continue;
-        }
-
-        // first convert its materials so that we can find them with their index afterwards
-        ConvertMaterials( pScene, sourceMesh->mMaterials);
-
-        unsigned int numMaterials = std::max( (unsigned int)sourceMesh->mMaterials.size(), 1u);
-        for( unsigned int b = 0; b < numMaterials; ++b ) {
-            // collect the faces belonging to this material
-            std::vector<unsigned int> faces;
-            unsigned int numVertices = 0;
-            if( !sourceMesh->mFaceMaterials.empty() ) {
-                // if there is a per-face material defined, select the faces with the corresponding material
-                for( unsigned int c = 0; c < sourceMesh->mFaceMaterials.size(); ++c ) {
-                    if( sourceMesh->mFaceMaterials[c] == b) {
-                        faces.push_back( c);
-                        numVertices += (unsigned int)sourceMesh->mPosFaces[c].mIndices.size();
-                    }
-                }
-            } else {
-                // if there is no per-face material, place everything into one mesh
-                for( unsigned int c = 0; c < sourceMesh->mPosFaces.size(); ++c ) {
-                    faces.push_back( c);
-                    numVertices += (unsigned int)sourceMesh->mPosFaces[c].mIndices.size();
-                }
-            }
-
-            // no faces/vertices using this material? strange...
-            if ( numVertices == 0 ) {
-                continue;
-            }
-
-            // create a submesh using this material
-            aiMesh* mesh = new aiMesh;
-            meshes.push_back( mesh);
-
-            // find the material in the scene's material list. Either own material
-            // or referenced material, it should already have a valid index
-            if( !sourceMesh->mFaceMaterials.empty() ) {
-                mesh->mMaterialIndex = static_cast<unsigned int>(sourceMesh->mMaterials[b].sceneIndex);
-            } else {
-                mesh->mMaterialIndex = 0;
-            }
-
-            // Create properly sized data arrays in the mesh. We store unique vertices per face,
-            // as specified
-            mesh->mNumVertices = numVertices;
-            mesh->mVertices = new aiVector3D[numVertices];
-            mesh->mNumFaces = (unsigned int)faces.size();
-            mesh->mFaces = new aiFace[mesh->mNumFaces];
-
-            // name
-            mesh->mName.Set(sourceMesh->mName);
-
-            // normals?
-            if ( sourceMesh->mNormals.size() > 0 ) {
-                mesh->mNormals = new aiVector3D[ numVertices ];
-            }
-            // texture coords
-            for( unsigned int c = 0; c < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++c ) {
-                if ( !sourceMesh->mTexCoords[ c ].empty() ) {
-                    mesh->mTextureCoords[ c ] = new aiVector3D[ numVertices ];
-                }
-            }
-            // vertex colors
-            for( unsigned int c = 0; c < AI_MAX_NUMBER_OF_COLOR_SETS; ++c ) {
-                if ( !sourceMesh->mColors[ c ].empty() ) {
-                    mesh->mColors[ c ] = new aiColor4D[ numVertices ];
-                }
-            }
-
-            // now collect the vertex data of all data streams present in the imported mesh
-            unsigned int newIndex( 0 );
-            std::vector<unsigned int> orgPoints; // from which original point each new vertex stems
-            orgPoints.resize( numVertices, 0);
-
-            for( unsigned int c = 0; c < faces.size(); ++c ) {
-                unsigned int f = faces[c]; // index of the source face
-                const XFile::Face& pf = sourceMesh->mPosFaces[f]; // position source face
-
-                // create face. either triangle or triangle fan depending on the index count
-                aiFace& df = mesh->mFaces[c]; // destination face
-                df.mNumIndices = (unsigned int)pf.mIndices.size();
-                df.mIndices = new unsigned int[ df.mNumIndices];
-
-                // collect vertex data for indices of this face
-                for( unsigned int d = 0; d < df.mNumIndices; ++d ) {
-                    df.mIndices[ d ] = newIndex;
-                    const unsigned int newIdx( pf.mIndices[ d ] );
-                    if ( newIdx > sourceMesh->mPositions.size() ) {
-                        continue;
-                    }
-
-                    orgPoints[newIndex] = pf.mIndices[d];
-
-                    // Position
-                    mesh->mVertices[newIndex] = sourceMesh->mPositions[pf.mIndices[d]];
-                    // Normal, if present
-                    if ( mesh->HasNormals() ) {
-                        if ( sourceMesh->mNormFaces[ f ].mIndices.size() > d ) {
-                            const size_t idx( sourceMesh->mNormFaces[ f ].mIndices[ d ] );
-                            mesh->mNormals[ newIndex ] = sourceMesh->mNormals[ idx ];
-                        }
-                    }
-
-                    // texture coord sets
-                    for( unsigned int e = 0; e < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++e ) {
-                        if( mesh->HasTextureCoords( e)) {
-                            aiVector2D tex = sourceMesh->mTexCoords[e][pf.mIndices[d]];
-                            mesh->mTextureCoords[e][newIndex] = aiVector3D( tex.x, 1.0f - tex.y, 0.0f);
-                        }
-                    }
-                    // vertex color sets
-                    for ( unsigned int e = 0; e < AI_MAX_NUMBER_OF_COLOR_SETS; ++e ) {
-                        if ( mesh->HasVertexColors( e ) ) {
-                            mesh->mColors[ e ][ newIndex ] = sourceMesh->mColors[ e ][ pf.mIndices[ d ] ];
-                        }
-                    }
-
-                    newIndex++;
-                }
-            }
-
-            // there should be as much new vertices as we calculated before
-            ai_assert( newIndex == numVertices);
-
-            // convert all bones of the source mesh which influence vertices in this newly created mesh
-            const std::vector<XFile::Bone>& bones = sourceMesh->mBones;
-            std::vector<aiBone*> newBones;
-            for( unsigned int c = 0; c < bones.size(); ++c ) {
-                const XFile::Bone& obone = bones[c];
-                // set up a vertex-linear array of the weights for quick searching if a bone influences a vertex
-                std::vector<ai_real> oldWeights( sourceMesh->mPositions.size(), 0.0);
-                for ( unsigned int d = 0; d < obone.mWeights.size(); ++d ) {
-                    oldWeights[ obone.mWeights[ d ].mVertex ] = obone.mWeights[ d ].mWeight;
-                }
-
-                // collect all vertex weights that influence a vertex in the new mesh
-                std::vector<aiVertexWeight> newWeights;
-                newWeights.reserve( numVertices);
-                for( unsigned int d = 0; d < orgPoints.size(); ++d ) {
-                    // does the new vertex stem from an old vertex which was influenced by this bone?
-                    ai_real w = oldWeights[orgPoints[d]];
-                    if ( w > 0.0 ) {
-                        newWeights.push_back( aiVertexWeight( d, w ) );
-                    }
-                }
-
-                // if the bone has no weights in the newly created mesh, ignore it
-                if ( newWeights.empty() ) {
-                    continue;
-                }
-
-                // create
-                aiBone* nbone = new aiBone;
-                newBones.push_back( nbone);
-                // copy name and matrix
-                nbone->mName.Set( obone.mName);
-                nbone->mOffsetMatrix = obone.mOffsetMatrix;
-                nbone->mNumWeights = (unsigned int)newWeights.size();
-                nbone->mWeights = new aiVertexWeight[nbone->mNumWeights];
-                for ( unsigned int d = 0; d < newWeights.size(); ++d ) {
-                    nbone->mWeights[ d ] = newWeights[ d ];
-                }
-            }
-
-            // store the bones in the mesh
-            mesh->mNumBones = (unsigned int)newBones.size();
-            if( !newBones.empty()) {
-                mesh->mBones = new aiBone*[mesh->mNumBones];
-                std::copy( newBones.begin(), newBones.end(), mesh->mBones);
-            }
-        }
-    }
-
-    // reallocate scene mesh array to be large enough
-    aiMesh** prevArray = pScene->mMeshes;
-    pScene->mMeshes = new aiMesh*[pScene->mNumMeshes + meshes.size()];
-    if( prevArray) {
-        memcpy( pScene->mMeshes, prevArray, pScene->mNumMeshes * sizeof( aiMesh*));
-        delete [] prevArray;
-    }
-
-    // allocate mesh index array in the node
-    pNode->mNumMeshes = (unsigned int)meshes.size();
-    pNode->mMeshes = new unsigned int[pNode->mNumMeshes];
-
-    // store all meshes in the mesh library of the scene and store their indices in the node
-    for( unsigned int a = 0; a < meshes.size(); a++) {
-        pScene->mMeshes[pScene->mNumMeshes] = meshes[a];
-        pNode->mMeshes[a] = pScene->mNumMeshes;
-        pScene->mNumMeshes++;
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Converts the animations from the given imported data and creates them in the scene.
-void XFileImporter::CreateAnimations( aiScene* pScene, const XFile::Scene* pData) {
-    std::vector<aiAnimation*> newAnims;
-
-    for( unsigned int a = 0; a < pData->mAnims.size(); ++a ) {
-        const XFile::Animation* anim = pData->mAnims[a];
-        // some exporters mock me with empty animation tags.
-        if ( anim->mAnims.empty() ) {
-            continue;
-        }
-
-        // create a new animation to hold the data
-        aiAnimation* nanim = new aiAnimation;
-        newAnims.push_back( nanim);
-        nanim->mName.Set( anim->mName);
-        // duration will be determined by the maximum length
-        nanim->mDuration = 0;
-        nanim->mTicksPerSecond = pData->mAnimTicksPerSecond;
-        nanim->mNumChannels = (unsigned int)anim->mAnims.size();
-        nanim->mChannels = new aiNodeAnim*[nanim->mNumChannels];
-
-        for( unsigned int b = 0; b < anim->mAnims.size(); ++b ) {
-            const XFile::AnimBone* bone = anim->mAnims[b];
-            aiNodeAnim* nbone = new aiNodeAnim;
-            nbone->mNodeName.Set( bone->mBoneName);
-            nanim->mChannels[b] = nbone;
-
-            // key-frames are given as combined transformation matrix keys
-            if( !bone->mTrafoKeys.empty() )
-            {
-                nbone->mNumPositionKeys = (unsigned int)bone->mTrafoKeys.size();
-                nbone->mPositionKeys = new aiVectorKey[nbone->mNumPositionKeys];
-                nbone->mNumRotationKeys = (unsigned int)bone->mTrafoKeys.size();
-                nbone->mRotationKeys = new aiQuatKey[nbone->mNumRotationKeys];
-                nbone->mNumScalingKeys = (unsigned int)bone->mTrafoKeys.size();
-                nbone->mScalingKeys = new aiVectorKey[nbone->mNumScalingKeys];
-
-                for( unsigned int c = 0; c < bone->mTrafoKeys.size(); ++c)  {
-                    // deconstruct each matrix into separate position, rotation and scaling
-                    double time = bone->mTrafoKeys[c].mTime;
-                    aiMatrix4x4 trafo = bone->mTrafoKeys[c].mMatrix;
-
-                    // extract position
-                    aiVector3D pos( trafo.a4, trafo.b4, trafo.c4);
-
-                    nbone->mPositionKeys[c].mTime = time;
-                    nbone->mPositionKeys[c].mValue = pos;
-
-                    // extract scaling
-                    aiVector3D scale;
-                    scale.x = aiVector3D( trafo.a1, trafo.b1, trafo.c1).Length();
-                    scale.y = aiVector3D( trafo.a2, trafo.b2, trafo.c2).Length();
-                    scale.z = aiVector3D( trafo.a3, trafo.b3, trafo.c3).Length();
-                    nbone->mScalingKeys[c].mTime = time;
-                    nbone->mScalingKeys[c].mValue = scale;
-
-                    // reconstruct rotation matrix without scaling
-                    aiMatrix3x3 rotmat(
-                        trafo.a1 / scale.x, trafo.a2 / scale.y, trafo.a3 / scale.z,
-                        trafo.b1 / scale.x, trafo.b2 / scale.y, trafo.b3 / scale.z,
-                        trafo.c1 / scale.x, trafo.c2 / scale.y, trafo.c3 / scale.z);
-
-                    // and convert it into a quaternion
-                    nbone->mRotationKeys[c].mTime = time;
-                    nbone->mRotationKeys[c].mValue = aiQuaternion( rotmat);
-                }
-
-                // longest lasting key sequence determines duration
-                nanim->mDuration = std::max( nanim->mDuration, bone->mTrafoKeys.back().mTime);
-            } else {
-                // separate key sequences for position, rotation, scaling
-                nbone->mNumPositionKeys = (unsigned int)bone->mPosKeys.size();
-                if (nbone->mNumPositionKeys != 0) {
-                    nbone->mPositionKeys = new aiVectorKey[nbone->mNumPositionKeys];
-                    for( unsigned int c = 0; c < nbone->mNumPositionKeys; ++c ) {
-                        aiVector3D pos = bone->mPosKeys[c].mValue;
-
-                        nbone->mPositionKeys[c].mTime = bone->mPosKeys[c].mTime;
-                        nbone->mPositionKeys[c].mValue = pos;
-                    }
-                }
-
-                // rotation
-                nbone->mNumRotationKeys = (unsigned int)bone->mRotKeys.size();
-                if (nbone->mNumRotationKeys != 0) {
-                    nbone->mRotationKeys = new aiQuatKey[nbone->mNumRotationKeys];
-                    for( unsigned int c = 0; c < nbone->mNumRotationKeys; ++c ) {
-                        aiMatrix3x3 rotmat = bone->mRotKeys[c].mValue.GetMatrix();
-
-                        nbone->mRotationKeys[c].mTime = bone->mRotKeys[c].mTime;
-                        nbone->mRotationKeys[c].mValue = aiQuaternion( rotmat);
-                        nbone->mRotationKeys[c].mValue.w *= -1.0f; // needs quat inversion
-                    }
-                }
-
-                // scaling
-                nbone->mNumScalingKeys = (unsigned int)bone->mScaleKeys.size();
-                if (nbone->mNumScalingKeys != 0) {
-                    nbone->mScalingKeys = new aiVectorKey[nbone->mNumScalingKeys];
-                    for( unsigned int c = 0; c < nbone->mNumScalingKeys; c++)
-                        nbone->mScalingKeys[c] = bone->mScaleKeys[c];
-                }
-
-                // longest lasting key sequence determines duration
-                if( bone->mPosKeys.size() > 0)
-                    nanim->mDuration = std::max( nanim->mDuration, bone->mPosKeys.back().mTime);
-                if( bone->mRotKeys.size() > 0)
-                    nanim->mDuration = std::max( nanim->mDuration, bone->mRotKeys.back().mTime);
-                if( bone->mScaleKeys.size() > 0)
-                    nanim->mDuration = std::max( nanim->mDuration, bone->mScaleKeys.back().mTime);
-            }
-        }
-    }
-
-    // store all converted animations in the scene
-    if( newAnims.size() > 0)
-    {
-        pScene->mNumAnimations = (unsigned int)newAnims.size();
-        pScene->mAnimations = new aiAnimation* [pScene->mNumAnimations];
-        for( unsigned int a = 0; a < newAnims.size(); a++)
-            pScene->mAnimations[a] = newAnims[a];
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Converts all materials in the given array and stores them in the scene's material list.
-void XFileImporter::ConvertMaterials( aiScene* pScene, std::vector<XFile::Material>& pMaterials)
-{
-    // count the non-referrer materials in the array
-    unsigned int numNewMaterials( 0 );
-    for ( unsigned int a = 0; a < pMaterials.size(); ++a ) {
-        if ( !pMaterials[ a ].mIsReference ) {
-            ++numNewMaterials;
-        }
-    }
-
-    // resize the scene's material list to offer enough space for the new materials
-    if( numNewMaterials > 0 ) {
-        aiMaterial** prevMats = pScene->mMaterials;
-        pScene->mMaterials = new aiMaterial*[pScene->mNumMaterials + numNewMaterials];
-        if( nullptr != prevMats)  {
-            ::memcpy( pScene->mMaterials, prevMats, pScene->mNumMaterials * sizeof( aiMaterial*));
-            delete [] prevMats;
-        }
-    }
-
-    // convert all the materials given in the array
-    for( unsigned int a = 0; a < pMaterials.size(); ++a ) {
-        XFile::Material& oldMat = pMaterials[a];
-        if( oldMat.mIsReference) {
-            // find the material it refers to by name, and store its index
-            for( size_t b = 0; b < pScene->mNumMaterials; ++b ) {
-                aiString name;
-                pScene->mMaterials[b]->Get( AI_MATKEY_NAME, name);
-                if( strcmp( name.C_Str(), oldMat.mName.data()) == 0 ) {
-                    oldMat.sceneIndex = a;
-                    break;
-                }
-            }
-
-            if( oldMat.sceneIndex == SIZE_MAX ) {
-                ASSIMP_LOG_WARN( "Could not resolve global material reference \"", oldMat.mName, "\"" );
-                oldMat.sceneIndex = 0;
-            }
-
-            continue;
-        }
-
-        aiMaterial* mat = new aiMaterial;
-        aiString name;
-        name.Set( oldMat.mName);
-        mat->AddProperty( &name, AI_MATKEY_NAME);
-
-        // Shading model: hard-coded to PHONG, there is no such information in an XFile
-        // FIX (aramis): If the specular exponent is 0, use gouraud shading. This is a bugfix
-        // for some models in the SDK (e.g. good old tiny.x)
-        int shadeMode = (int)oldMat.mSpecularExponent == 0.0f
-            ? aiShadingMode_Gouraud : aiShadingMode_Phong;
-
-        mat->AddProperty<int>( &shadeMode, 1, AI_MATKEY_SHADING_MODEL);
-        // material colours
-        // Unclear: there's no ambient colour, but emissive. What to put for ambient?
-        // Probably nothing at all, let the user select a suitable default.
-        mat->AddProperty( &oldMat.mEmissive, 1, AI_MATKEY_COLOR_EMISSIVE);
-        mat->AddProperty( &oldMat.mDiffuse, 1, AI_MATKEY_COLOR_DIFFUSE);
-        mat->AddProperty( &oldMat.mSpecular, 1, AI_MATKEY_COLOR_SPECULAR);
-        mat->AddProperty( &oldMat.mSpecularExponent, 1, AI_MATKEY_SHININESS);
-
-
-        // texture, if there is one
-        if (1 == oldMat.mTextures.size() ) {
-            const XFile::TexEntry& otex = oldMat.mTextures.back();
-            if (otex.mName.length()) {
-                // if there is only one texture assume it contains the diffuse color
-                aiString tex( otex.mName);
-                if ( otex.mIsNormalMap ) {
-                    mat->AddProperty( &tex, AI_MATKEY_TEXTURE_NORMALS( 0 ) );
-                } else {
-                    mat->AddProperty( &tex, AI_MATKEY_TEXTURE_DIFFUSE( 0 ) );
-                }
-            }
-        } else {
-            // Otherwise ... try to search for typical strings in the
-            // texture's file name like 'bump' or 'diffuse'
-            unsigned int iHM = 0,iNM = 0,iDM = 0,iSM = 0,iAM = 0,iEM = 0;
-            for( unsigned int b = 0; b < oldMat.mTextures.size(); ++b ) {
-                const XFile::TexEntry& otex = oldMat.mTextures[b];
-                std::string sz = otex.mName;
-                if ( !sz.length() ) {
-                    continue;
-                }
-
-                // find the file name
-                std::string::size_type s = sz.find_last_of("\\/");
-                if ( std::string::npos == s ) {
-                    s = 0;
-                }
-
-                // cut off the file extension
-                std::string::size_type sExt = sz.find_last_of('.');
-                if (std::string::npos != sExt){
-                    sz[sExt] = '\0';
-                }
-
-                // convert to lower case for easier comparison
-                for ( unsigned int c = 0; c < sz.length(); ++c ) {
-                    sz[ c ] = (char) tolower( (unsigned char) sz[ c ] );
-                }
-
-                // Place texture filename property under the corresponding name
-                aiString tex( oldMat.mTextures[b].mName);
-
-                // bump map
-                if (std::string::npos != sz.find("bump", s) || std::string::npos != sz.find("height", s)) {
-                    mat->AddProperty( &tex, AI_MATKEY_TEXTURE_HEIGHT(iHM++));
-                } else if (otex.mIsNormalMap || std::string::npos != sz.find( "normal", s) || std::string::npos != sz.find("nm", s)) {
-                    mat->AddProperty( &tex, AI_MATKEY_TEXTURE_NORMALS(iNM++));
-                } else if (std::string::npos != sz.find( "spec", s) || std::string::npos != sz.find( "glanz", s)) {
-                    mat->AddProperty( &tex, AI_MATKEY_TEXTURE_SPECULAR(iSM++));
-                } else if (std::string::npos != sz.find( "ambi", s) || std::string::npos != sz.find( "env", s)) {
-                    mat->AddProperty( &tex, AI_MATKEY_TEXTURE_AMBIENT(iAM++));
-                } else if (std::string::npos != sz.find( "emissive", s) || std::string::npos != sz.find( "self", s)) {
-                    mat->AddProperty( &tex, AI_MATKEY_TEXTURE_EMISSIVE(iEM++));
-                } else {
-                    // Assume it is a diffuse texture
-                    mat->AddProperty( &tex, AI_MATKEY_TEXTURE_DIFFUSE(iDM++));
-                }
-            }
-        }
-
-        pScene->mMaterials[pScene->mNumMaterials] = mat;
-        oldMat.sceneIndex = pScene->mNumMaterials;
-        pScene->mNumMaterials++;
-    }
-}
-
-#endif // !! ASSIMP_BUILD_NO_X_IMPORTER
diff --git a/libs/assimp/code/AssetLib/X/XFileImporter.h b/libs/assimp/code/AssetLib/X/XFileImporter.h
deleted file mode 100644
index 6481390..0000000
--- a/libs/assimp/code/AssetLib/X/XFileImporter.h
+++ /dev/null
@@ -1,148 +0,0 @@
-/*
-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.
-
-----------------------------------------------------------------------
-*/
-
-/** @file  XFileImporter.h
- *  @brief Definition of the XFile importer class.
- */
-#pragma once
-#ifndef AI_XFILEIMPORTER_H_INC
-#define AI_XFILEIMPORTER_H_INC
-
-#include <map>
-
-#include "XFileHelper.h"
-#include <assimp/BaseImporter.h>
-
-#include <assimp/types.h>
-
-struct aiNode;
-
-namespace Assimp    {
-
-namespace XFile {
-    struct Scene;
-    struct Node;
-}
-
-// ---------------------------------------------------------------------------
-/** The XFileImporter is a worker class capable of importing a scene from a
- *   DirectX file .x
- */
-class XFileImporter : public BaseImporter {
-public:
-    XFileImporter();
-    ~XFileImporter() override;
-
-    // -------------------------------------------------------------------
-    /** Returns whether the class can handle the format of the given file.
-     * See BaseImporter::CanRead() for details. */
-    bool CanRead( const std::string& pFile, IOSystem* pIOHandler,
-        bool CheckSig) const override;
-
-protected:
-    // -------------------------------------------------------------------
-    /** Return importer meta information.
-     * See #BaseImporter::GetInfo for the details
-     */
-    const aiImporterDesc* GetInfo () const override;
-
-    // -------------------------------------------------------------------
-    /** Imports the given file into the given scene structure.
-     * See BaseImporter::InternReadFile() for details
-     */
-    void InternReadFile( const std::string& pFile, aiScene* pScene,
-        IOSystem* pIOHandler) override;
-
-    // -------------------------------------------------------------------
-    /** Constructs the return data structure out of the imported data.
-     * @param pScene The scene to construct the return data in.
-     * @param pData The imported data in the internal temporary
-     *   representation.
-     */
-    void CreateDataRepresentationFromImport( aiScene* pScene, XFile::Scene* pData);
-
-    // -------------------------------------------------------------------
-    /** Recursively creates scene nodes from the imported hierarchy.
-     * The meshes and materials of the nodes will be extracted on the way.
-     * @param pScene The scene to construct the return data in.
-     * @param pParent The parent node where to create new child nodes
-     * @param pNode The temporary node to copy.
-     * @return The created node
-     */
-    aiNode* CreateNodes( aiScene* pScene, aiNode* pParent,
-        const XFile::Node* pNode);
-
-    // -------------------------------------------------------------------
-    /** Converts all meshes in the given mesh array. Each mesh is split
-     * up per material, the indices of the generated meshes are stored in
-     * the node structure.
-     * @param pScene The scene to construct the return data in.
-     * @param pNode The target node structure that references the
-     *   constructed meshes.
-     * @param pMeshes The array of meshes to convert
-     */
-    void CreateMeshes( aiScene* pScene, aiNode* pNode,
-        const std::vector<XFile::Mesh*>& pMeshes);
-
-    // -------------------------------------------------------------------
-    /** Converts the animations from the given imported data and creates
-    *  them in the scene.
-     * @param pScene The scene to hold to converted animations
-     * @param pData The data to read the animations from
-     */
-    void CreateAnimations( aiScene* pScene, const XFile::Scene* pData);
-
-    // -------------------------------------------------------------------
-    /** Converts all materials in the given array and stores them in the
-     *  scene's material list.
-     * @param pScene The scene to hold the converted materials.
-     * @param pMaterials The material array to convert.
-     */
-    void ConvertMaterials( aiScene* pScene, std::vector<XFile::Material>& pMaterials);
-
-protected:
-    /// Buffer to hold the loaded file
-    std::vector<char> mBuffer;
-};
-
-} // end of namespace Assimp
-
-#endif // AI_BASEIMPORTER_H_INC
diff --git a/libs/assimp/code/AssetLib/X/XFileParser.cpp b/libs/assimp/code/AssetLib/X/XFileParser.cpp
deleted file mode 100644
index 558b979..0000000
--- a/libs/assimp/code/AssetLib/X/XFileParser.cpp
+++ /dev/null
@@ -1,1360 +0,0 @@
-/*
----------------------------------------------------------------------------
-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.
----------------------------------------------------------------------------
-*/
-
-/** @file Implementation of the XFile parser helper class */
-
-#ifndef ASSIMP_BUILD_NO_X_IMPORTER
-
-#include "XFileParser.h"
-#include "XFileHelper.h"
-#include <assimp/ByteSwapper.h>
-#include <assimp/Exceptional.h>
-#include <assimp/StringUtils.h>
-#include <assimp/TinyFormatter.h>
-#include <assimp/fast_atof.h>
-#include <assimp/DefaultLogger.hpp>
-
-using namespace Assimp;
-using namespace Assimp::XFile;
-using namespace Assimp::Formatter;
-
-#ifndef ASSIMP_BUILD_NO_COMPRESSED_X
-
-#include "Common/Compression.h"
-
-// Magic identifier for MSZIP compressed data
-constexpr unsigned int MSZIP_MAGIC = 0x4B43;
-constexpr size_t MSZIP_BLOCK = 32786l;
-
-#endif // !! ASSIMP_BUILD_NO_COMPRESSED_X
-
-// ------------------------------------------------------------------------------------------------
-// Throws an exception with a line number and the given text.
-template<typename... T>
-AI_WONT_RETURN void XFileParser::ThrowException(T&&... args) {
-    if (mIsBinaryFormat) {
-        throw DeadlyImportError(args...);
-    } else {
-        throw DeadlyImportError("Line ", mLineNumber, ": ", args...);
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Constructor. Creates a data structure out of the XFile given in the memory block.
-XFileParser::XFileParser(const std::vector<char> &pBuffer) :
-        mMajorVersion(0), mMinorVersion(0), mIsBinaryFormat(false), mBinaryNumCount(0), mP(nullptr), mEnd(nullptr), mLineNumber(0), mScene(nullptr) {
-    // vector to store uncompressed file for INFLATE'd X files
-    std::vector<char> uncompressed;
-
-    // set up memory pointers
-    mP = &pBuffer.front();
-    mEnd = mP + pBuffer.size() - 1;
-
-    // check header
-    if (0 != strncmp(mP, "xof ", 4)) {
-        throw DeadlyImportError("Header mismatch, file is not an XFile.");
-    }
-
-    // read version. It comes in a four byte format such as "0302"
-    mMajorVersion = (unsigned int)(mP[4] - 48) * 10 + (unsigned int)(mP[5] - 48);
-    mMinorVersion = (unsigned int)(mP[6] - 48) * 10 + (unsigned int)(mP[7] - 48);
-
-    bool compressed = false;
-
-    // txt - pure ASCII text format
-    if (strncmp(mP + 8, "txt ", 4) == 0)
-        mIsBinaryFormat = false;
-
-    // bin - Binary format
-    else if (strncmp(mP + 8, "bin ", 4) == 0)
-        mIsBinaryFormat = true;
-
-    // tzip - Inflate compressed text format
-    else if (strncmp(mP + 8, "tzip", 4) == 0) {
-        mIsBinaryFormat = false;
-        compressed = true;
-    }
-    // bzip - Inflate compressed binary format
-    else if (strncmp(mP + 8, "bzip", 4) == 0) {
-        mIsBinaryFormat = true;
-        compressed = true;
-    } else
-        ThrowException("Unsupported x-file format '", mP[8], mP[9], mP[10], mP[11], "'");
-
-    // float size
-    mBinaryFloatSize = (unsigned int)(mP[12] - 48) * 1000 + (unsigned int)(mP[13] - 48) * 100 + (unsigned int)(mP[14] - 48) * 10 + (unsigned int)(mP[15] - 48);
-
-    if (mBinaryFloatSize != 32 && mBinaryFloatSize != 64)
-        ThrowException("Unknown float size ", mBinaryFloatSize, " specified in x-file header.");
-
-    // The x format specifies size in bits, but we work in bytes
-    mBinaryFloatSize /= 8;
-
-    mP += 16;
-
-    // If this is a compressed X file, apply the inflate algorithm to it
-    if (compressed) {
-#ifdef ASSIMP_BUILD_NO_COMPRESSED_X
-        throw DeadlyImportError("Assimp was built without compressed X support");
-#else
-        /* ///////////////////////////////////////////////////////////////////////
-         * COMPRESSED X FILE FORMAT
-         * ///////////////////////////////////////////////////////////////////////
-         *    [xhead]
-         *    2 major
-         *    2 minor
-         *    4 type    // bzip,tzip
-         *    [mszip_master_head]
-         *    4 unkn    // checksum?
-         *    2 unkn    // flags? (seems to be constant)
-         *    [mszip_head]
-         *    2 ofs     // offset to next section
-         *    2 magic   // 'CK'
-         *    ... ofs bytes of data
-         *    ... next mszip_head
-         *
-         *  http://www.kdedevelopers.org/node/3181 has been very helpful.
-         * ///////////////////////////////////////////////////////////////////////
-         */
-
-        // skip unknown data (checksum, flags?)
-        mP += 6;
-
-        // First find out how much storage we'll need. Count sections.
-        const char *P1 = mP;
-        unsigned int est_out = 0;
-
-        while (P1 + 3 < mEnd) {
-            // read next offset
-            uint16_t ofs = *((uint16_t *)P1);
-            AI_SWAP2(ofs);
-            P1 += 2;
-
-            if (ofs >= MSZIP_BLOCK)
-                throw DeadlyImportError("X: Invalid offset to next MSZIP compressed block");
-
-            // check magic word
-            uint16_t magic = *((uint16_t *)P1);
-            AI_SWAP2(magic);
-            P1 += 2;
-
-            if (magic != MSZIP_MAGIC)
-                throw DeadlyImportError("X: Unsupported compressed format, expected MSZIP header");
-
-            // and advance to the next offset
-            P1 += ofs;
-            est_out += MSZIP_BLOCK; // one decompressed block is 327861 in size
-        }
-        
-        // Allocate storage and terminating zero and do the actual uncompressing
-        Compression compression;
-        uncompressed.resize(est_out + 1);
-        char *out = &uncompressed.front();
-        if (compression.open(mIsBinaryFormat ? Compression::Format::Binary : Compression::Format::ASCII,
-                Compression::FlushMode::SyncFlush, -Compression::MaxWBits)) {
-            while (mP + 3 < mEnd) {
-                uint16_t ofs = *((uint16_t *)mP);
-                AI_SWAP2(ofs);
-                mP += 4;
-
-                if (mP + ofs > mEnd + 2) {
-                    throw DeadlyImportError("X: Unexpected EOF in compressed chunk");
-                }
-                out += compression.decompressBlock(mP, ofs, out, MSZIP_BLOCK);
-                mP += ofs;
-            }
-            compression.close();
-        }
-
-        // ok, update pointers to point to the uncompressed file data
-        mP = &uncompressed[0];
-        mEnd = out;
-
-        // FIXME: we don't need the compressed data anymore, could release
-        // it already for better memory usage. Consider breaking const-co.
-        ASSIMP_LOG_INFO("Successfully decompressed MSZIP-compressed file");
-#endif // !! ASSIMP_BUILD_NO_COMPRESSED_X
-    } else {
-        // start reading here
-        ReadUntilEndOfLine();
-    }
-
-    mScene = new Scene;
-    ParseFile();
-
-    // filter the imported hierarchy for some degenerated cases
-    if (mScene->mRootNode) {
-        FilterHierarchy(mScene->mRootNode);
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Destructor. Destroys all imported data along with it
-XFileParser::~XFileParser() {
-    // kill everything we created
-    delete mScene;
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseFile() {
-    bool running = true;
-    while (running) {
-        // read name of next object
-        std::string objectName = GetNextToken();
-        if (objectName.length() == 0) {
-            break;
-        }
-
-        // parse specific object
-        if (objectName == "template") {
-            ParseDataObjectTemplate();
-        } else if (objectName == "Frame") {
-            ParseDataObjectFrame(nullptr);
-        } else if (objectName == "Mesh") {
-            // some meshes have no frames at all
-            Mesh *mesh = new Mesh;
-            ParseDataObjectMesh(mesh);
-            mScene->mGlobalMeshes.push_back(mesh);
-        } else if (objectName == "AnimTicksPerSecond")
-            ParseDataObjectAnimTicksPerSecond();
-        else if (objectName == "AnimationSet")
-            ParseDataObjectAnimationSet();
-        else if (objectName == "Material") {
-            // Material outside of a mesh or node
-            Material material;
-            ParseDataObjectMaterial(&material);
-            mScene->mGlobalMaterials.push_back(material);
-        } else if (objectName == "}") {
-            // whatever?
-            ASSIMP_LOG_WARN("} found in dataObject");
-        } else {
-            // unknown format
-            ASSIMP_LOG_WARN("Unknown data object in animation of .x file");
-            ParseUnknownDataObject();
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectTemplate() {
-    // parse a template data object. Currently not stored.
-    std::string name;
-    readHeadOfDataObject(&name);
-
-    // read GUID
-    std::string guid = GetNextToken();
-
-    // read and ignore data members
-    bool running = true;
-    while (running) {
-        std::string s = GetNextToken();
-
-        if (s == "}") {
-            break;
-        }
-
-        if (s.length() == 0) {
-            ThrowException("Unexpected end of file reached while parsing template definition");
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectFrame(Node *pParent) {
-    // A coordinate frame, or "frame of reference." The Frame template
-    // is open and can contain any object. The Direct3D extensions (D3DX)
-    // mesh-loading functions recognize Mesh, FrameTransformMatrix, and
-    // Frame template instances as child objects when loading a Frame
-    // instance.
-    std::string name;
-    readHeadOfDataObject(&name);
-
-    // create a named node and place it at its parent, if given
-    Node *node = new Node(pParent);
-    node->mName = name;
-    if (pParent) {
-        pParent->mChildren.push_back(node);
-    } else {
-        // there might be multiple root nodes
-        if (mScene->mRootNode != nullptr) {
-            // place a dummy root if not there
-            if (mScene->mRootNode->mName != "$dummy_root") {
-                Node *exroot = mScene->mRootNode;
-                mScene->mRootNode = new Node(nullptr);
-                mScene->mRootNode->mName = "$dummy_root";
-                mScene->mRootNode->mChildren.push_back(exroot);
-                exroot->mParent = mScene->mRootNode;
-            }
-            // put the new node as its child instead
-            mScene->mRootNode->mChildren.push_back(node);
-            node->mParent = mScene->mRootNode;
-        } else {
-            // it's the first node imported. place it as root
-            mScene->mRootNode = node;
-        }
-    }
-
-    // Now inside a frame.
-    // read tokens until closing brace is reached.
-    bool running = true;
-    while (running) {
-        std::string objectName = GetNextToken();
-        if (objectName.size() == 0)
-            ThrowException("Unexpected end of file reached while parsing frame");
-
-        if (objectName == "}")
-            break; // frame finished
-        else if (objectName == "Frame")
-            ParseDataObjectFrame(node); // child frame
-        else if (objectName == "FrameTransformMatrix")
-            ParseDataObjectTransformationMatrix(node->mTrafoMatrix);
-        else if (objectName == "Mesh") {
-            Mesh *mesh = new Mesh(name);
-            node->mMeshes.push_back(mesh);
-            ParseDataObjectMesh(mesh);
-        } else {
-            ASSIMP_LOG_WARN("Unknown data object in frame in x file");
-            ParseUnknownDataObject();
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectTransformationMatrix(aiMatrix4x4 &pMatrix) {
-    // read header, we're not interested if it has a name
-    readHeadOfDataObject();
-
-    // read its components
-    pMatrix.a1 = ReadFloat();
-    pMatrix.b1 = ReadFloat();
-    pMatrix.c1 = ReadFloat();
-    pMatrix.d1 = ReadFloat();
-    pMatrix.a2 = ReadFloat();
-    pMatrix.b2 = ReadFloat();
-    pMatrix.c2 = ReadFloat();
-    pMatrix.d2 = ReadFloat();
-    pMatrix.a3 = ReadFloat();
-    pMatrix.b3 = ReadFloat();
-    pMatrix.c3 = ReadFloat();
-    pMatrix.d3 = ReadFloat();
-    pMatrix.a4 = ReadFloat();
-    pMatrix.b4 = ReadFloat();
-    pMatrix.c4 = ReadFloat();
-    pMatrix.d4 = ReadFloat();
-
-    // trailing symbols
-    CheckForSemicolon();
-    CheckForClosingBrace();
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectMesh(Mesh *pMesh) {
-    std::string name;
-    readHeadOfDataObject(&name);
-
-    // read vertex count
-    unsigned int numVertices = ReadInt();
-    pMesh->mPositions.resize(numVertices);
-
-    // read vertices
-    for (unsigned int a = 0; a < numVertices; a++)
-        pMesh->mPositions[a] = ReadVector3();
-
-    // read position faces
-    unsigned int numPosFaces = ReadInt();
-    pMesh->mPosFaces.resize(numPosFaces);
-    for (unsigned int a = 0; a < numPosFaces; ++a) {
-        // read indices
-        unsigned int numIndices = ReadInt();
-        Face &face = pMesh->mPosFaces[a];
-        for (unsigned int b = 0; b < numIndices; ++b) {
-            const int idx(ReadInt());
-            if (static_cast<unsigned int>(idx) <= numVertices) {
-                face.mIndices.push_back(idx);
-            }
-        }
-        TestForSeparator();
-    }
-
-    // here, other data objects may follow
-    bool running = true;
-    while (running) {
-        std::string objectName = GetNextToken();
-
-        if (objectName.empty())
-            ThrowException("Unexpected end of file while parsing mesh structure");
-        else if (objectName == "}")
-            break; // mesh finished
-        else if (objectName == "MeshNormals")
-            ParseDataObjectMeshNormals(pMesh);
-        else if (objectName == "MeshTextureCoords")
-            ParseDataObjectMeshTextureCoords(pMesh);
-        else if (objectName == "MeshVertexColors")
-            ParseDataObjectMeshVertexColors(pMesh);
-        else if (objectName == "MeshMaterialList")
-            ParseDataObjectMeshMaterialList(pMesh);
-        else if (objectName == "VertexDuplicationIndices")
-            ParseUnknownDataObject(); // we'll ignore vertex duplication indices
-        else if (objectName == "XSkinMeshHeader")
-            ParseDataObjectSkinMeshHeader(pMesh);
-        else if (objectName == "SkinWeights")
-            ParseDataObjectSkinWeights(pMesh);
-        else {
-            ASSIMP_LOG_WARN("Unknown data object in mesh in x file");
-            ParseUnknownDataObject();
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectSkinWeights(Mesh *pMesh) {
-    if (nullptr == pMesh) {
-        return;
-    }
-    readHeadOfDataObject();
-
-    std::string transformNodeName;
-    GetNextTokenAsString(transformNodeName);
-
-    pMesh->mBones.push_back(Bone());
-    Bone &bone = pMesh->mBones.back();
-    bone.mName = transformNodeName;
-
-    // read vertex weights
-    unsigned int numWeights = ReadInt();
-    bone.mWeights.reserve(numWeights);
-
-    for (unsigned int a = 0; a < numWeights; a++) {
-        BoneWeight weight = {};
-        weight.mVertex = ReadInt();
-        bone.mWeights.push_back(weight);
-    }
-
-    // read vertex weights
-    for (unsigned int a = 0; a < numWeights; a++)
-        bone.mWeights[a].mWeight = ReadFloat();
-
-    // read matrix offset
-    bone.mOffsetMatrix.a1 = ReadFloat();
-    bone.mOffsetMatrix.b1 = ReadFloat();
-    bone.mOffsetMatrix.c1 = ReadFloat();
-    bone.mOffsetMatrix.d1 = ReadFloat();
-    bone.mOffsetMatrix.a2 = ReadFloat();
-    bone.mOffsetMatrix.b2 = ReadFloat();
-    bone.mOffsetMatrix.c2 = ReadFloat();
-    bone.mOffsetMatrix.d2 = ReadFloat();
-    bone.mOffsetMatrix.a3 = ReadFloat();
-    bone.mOffsetMatrix.b3 = ReadFloat();
-    bone.mOffsetMatrix.c3 = ReadFloat();
-    bone.mOffsetMatrix.d3 = ReadFloat();
-    bone.mOffsetMatrix.a4 = ReadFloat();
-    bone.mOffsetMatrix.b4 = ReadFloat();
-    bone.mOffsetMatrix.c4 = ReadFloat();
-    bone.mOffsetMatrix.d4 = ReadFloat();
-
-    CheckForSemicolon();
-    CheckForClosingBrace();
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectSkinMeshHeader(Mesh * /*pMesh*/) {
-    readHeadOfDataObject();
-
-    /*unsigned int maxSkinWeightsPerVertex =*/ReadInt();
-    /*unsigned int maxSkinWeightsPerFace =*/ReadInt();
-    /*unsigned int numBonesInMesh = */ ReadInt();
-
-    CheckForClosingBrace();
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectMeshNormals(Mesh *pMesh) {
-    readHeadOfDataObject();
-
-    // read count
-    unsigned int numNormals = ReadInt();
-    pMesh->mNormals.resize(numNormals);
-
-    // read normal vectors
-    for (unsigned int a = 0; a < numNormals; ++a) {
-        pMesh->mNormals[a] = ReadVector3();
-    }
-
-    // read normal indices
-    unsigned int numFaces = ReadInt();
-    if (numFaces != pMesh->mPosFaces.size()) {
-        ThrowException("Normal face count does not match vertex face count.");
-    }
-
-    // do not crah when no face definitions are there
-    if (numFaces > 0) {
-        // normal face creation
-        pMesh->mNormFaces.resize(numFaces);
-        for (unsigned int a = 0; a < numFaces; ++a) {
-            unsigned int numIndices = ReadInt();
-            pMesh->mNormFaces[a] = Face();
-            Face &face = pMesh->mNormFaces[a];
-            for (unsigned int b = 0; b < numIndices; ++b) {
-                face.mIndices.push_back(ReadInt());
-            }
-
-            TestForSeparator();
-        }
-    }
-
-    CheckForClosingBrace();
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectMeshTextureCoords(Mesh *pMesh) {
-    readHeadOfDataObject();
-    if (pMesh->mNumTextures + 1 > AI_MAX_NUMBER_OF_TEXTURECOORDS)
-        ThrowException("Too many sets of texture coordinates");
-
-    std::vector<aiVector2D> &coords = pMesh->mTexCoords[pMesh->mNumTextures++];
-
-    unsigned int numCoords = ReadInt();
-    if (numCoords != pMesh->mPositions.size())
-        ThrowException("Texture coord count does not match vertex count");
-
-    coords.resize(numCoords);
-    for (unsigned int a = 0; a < numCoords; a++)
-        coords[a] = ReadVector2();
-
-    CheckForClosingBrace();
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectMeshVertexColors(Mesh *pMesh) {
-    readHeadOfDataObject();
-    if (pMesh->mNumColorSets + 1 > AI_MAX_NUMBER_OF_COLOR_SETS)
-        ThrowException("Too many colorsets");
-    std::vector<aiColor4D> &colors = pMesh->mColors[pMesh->mNumColorSets++];
-
-    unsigned int numColors = ReadInt();
-    if (numColors != pMesh->mPositions.size())
-        ThrowException("Vertex color count does not match vertex count");
-
-    colors.resize(numColors, aiColor4D(0, 0, 0, 1));
-    for (unsigned int a = 0; a < numColors; a++) {
-        unsigned int index = ReadInt();
-        if (index >= pMesh->mPositions.size())
-            ThrowException("Vertex color index out of bounds");
-
-        colors[index] = ReadRGBA();
-        // HACK: (thom) Maxon Cinema XPort plugin puts a third separator here, kwxPort puts a comma.
-        // Ignore gracefully.
-        if (!mIsBinaryFormat) {
-            FindNextNoneWhiteSpace();
-            if (*mP == ';' || *mP == ',')
-                mP++;
-        }
-    }
-
-    CheckForClosingBrace();
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectMeshMaterialList(Mesh *pMesh) {
-    readHeadOfDataObject();
-
-    // read material count
-    /*unsigned int numMaterials =*/ReadInt();
-    // read non triangulated face material index count
-    unsigned int numMatIndices = ReadInt();
-
-    // some models have a material index count of 1... to be able to read them we
-    // replicate this single material index on every face
-    if (numMatIndices != pMesh->mPosFaces.size() && numMatIndices != 1)
-        ThrowException("Per-Face material index count does not match face count.");
-
-    // read per-face material indices
-    for (unsigned int a = 0; a < numMatIndices; a++)
-        pMesh->mFaceMaterials.push_back(ReadInt());
-
-    // in version 03.02, the face indices end with two semicolons.
-    // commented out version check, as version 03.03 exported from blender also has 2 semicolons
-    if (!mIsBinaryFormat) // && MajorVersion == 3 && MinorVersion <= 2)
-    {
-        if (mP < mEnd && *mP == ';')
-            ++mP;
-    }
-
-    // if there was only a single material index, replicate it on all faces
-    while (pMesh->mFaceMaterials.size() < pMesh->mPosFaces.size())
-        pMesh->mFaceMaterials.push_back(pMesh->mFaceMaterials.front());
-
-    // read following data objects
-    bool running = true;
-    while (running) {
-        std::string objectName = GetNextToken();
-        if (objectName.size() == 0)
-            ThrowException("Unexpected end of file while parsing mesh material list.");
-        else if (objectName == "}")
-            break; // material list finished
-        else if (objectName == "{") {
-            // template materials
-            std::string matName = GetNextToken();
-            Material material;
-            material.mIsReference = true;
-            material.mName = matName;
-            pMesh->mMaterials.push_back(material);
-
-            CheckForClosingBrace(); // skip }
-        } else if (objectName == "Material") {
-            pMesh->mMaterials.push_back(Material());
-            ParseDataObjectMaterial(&pMesh->mMaterials.back());
-        } else if (objectName == ";") {
-            // ignore
-        } else {
-            ASSIMP_LOG_WARN("Unknown data object in material list in x file");
-            ParseUnknownDataObject();
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectMaterial(Material *pMaterial) {
-    std::string matName;
-    readHeadOfDataObject(&matName);
-    if (matName.empty())
-        matName = std::string("material") + ai_to_string(mLineNumber);
-    pMaterial->mName = matName;
-    pMaterial->mIsReference = false;
-
-    // read material values
-    pMaterial->mDiffuse = ReadRGBA();
-    pMaterial->mSpecularExponent = ReadFloat();
-    pMaterial->mSpecular = ReadRGB();
-    pMaterial->mEmissive = ReadRGB();
-
-    // read other data objects
-    bool running = true;
-    while (running) {
-        std::string objectName = GetNextToken();
-        if (objectName.size() == 0)
-            ThrowException("Unexpected end of file while parsing mesh material");
-        else if (objectName == "}")
-            break; // material finished
-        else if (objectName == "TextureFilename" || objectName == "TextureFileName") {
-            // some exporters write "TextureFileName" instead.
-            std::string texname;
-            ParseDataObjectTextureFilename(texname);
-            pMaterial->mTextures.push_back(TexEntry(texname));
-        } else if (objectName == "NormalmapFilename" || objectName == "NormalmapFileName") {
-            // one exporter writes out the normal map in a separate filename tag
-            std::string texname;
-            ParseDataObjectTextureFilename(texname);
-            pMaterial->mTextures.push_back(TexEntry(texname, true));
-        } else {
-            ASSIMP_LOG_WARN("Unknown data object in material in x file");
-            ParseUnknownDataObject();
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectAnimTicksPerSecond() {
-    readHeadOfDataObject();
-    mScene->mAnimTicksPerSecond = ReadInt();
-    CheckForClosingBrace();
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectAnimationSet() {
-    std::string animName;
-    readHeadOfDataObject(&animName);
-
-    Animation *anim = new Animation;
-    mScene->mAnims.push_back(anim);
-    anim->mName = animName;
-
-    bool running = true;
-    while (running) {
-        std::string objectName = GetNextToken();
-        if (objectName.length() == 0)
-            ThrowException("Unexpected end of file while parsing animation set.");
-        else if (objectName == "}")
-            break; // animation set finished
-        else if (objectName == "Animation")
-            ParseDataObjectAnimation(anim);
-        else {
-            ASSIMP_LOG_WARN("Unknown data object in animation set in x file");
-            ParseUnknownDataObject();
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectAnimation(Animation *pAnim) {
-    readHeadOfDataObject();
-    AnimBone *banim = new AnimBone;
-    pAnim->mAnims.push_back(banim);
-
-    bool running = true;
-    while (running) {
-        std::string objectName = GetNextToken();
-
-        if (objectName.length() == 0)
-            ThrowException("Unexpected end of file while parsing animation.");
-        else if (objectName == "}")
-            break; // animation finished
-        else if (objectName == "AnimationKey")
-            ParseDataObjectAnimationKey(banim);
-        else if (objectName == "AnimationOptions")
-            ParseUnknownDataObject(); // not interested
-        else if (objectName == "{") {
-            // read frame name
-            banim->mBoneName = GetNextToken();
-            CheckForClosingBrace();
-        } else {
-            ASSIMP_LOG_WARN("Unknown data object in animation in x file");
-            ParseUnknownDataObject();
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectAnimationKey(AnimBone *pAnimBone) {
-    readHeadOfDataObject();
-
-    // read key type
-    unsigned int keyType = ReadInt();
-
-    // read number of keys
-    unsigned int numKeys = ReadInt();
-
-    for (unsigned int a = 0; a < numKeys; a++) {
-        // read time
-        unsigned int time = ReadInt();
-
-        // read keys
-        switch (keyType) {
-        case 0: // rotation quaternion
-        {
-            // read count
-            if (ReadInt() != 4)
-                ThrowException("Invalid number of arguments for quaternion key in animation");
-
-            aiQuatKey key;
-            key.mTime = double(time);
-            key.mValue.w = ReadFloat();
-            key.mValue.x = ReadFloat();
-            key.mValue.y = ReadFloat();
-            key.mValue.z = ReadFloat();
-            pAnimBone->mRotKeys.push_back(key);
-
-            CheckForSemicolon();
-            break;
-        }
-
-        case 1: // scale vector
-        case 2: // position vector
-        {
-            // read count
-            if (ReadInt() != 3)
-                ThrowException("Invalid number of arguments for vector key in animation");
-
-            aiVectorKey key;
-            key.mTime = double(time);
-            key.mValue = ReadVector3();
-
-            if (keyType == 2)
-                pAnimBone->mPosKeys.push_back(key);
-            else
-                pAnimBone->mScaleKeys.push_back(key);
-
-            break;
-        }
-
-        case 3: // combined transformation matrix
-        case 4: // denoted both as 3 or as 4
-        {
-            // read count
-            if (ReadInt() != 16)
-                ThrowException("Invalid number of arguments for matrix key in animation");
-
-            // read matrix
-            MatrixKey key;
-            key.mTime = double(time);
-            key.mMatrix.a1 = ReadFloat();
-            key.mMatrix.b1 = ReadFloat();
-            key.mMatrix.c1 = ReadFloat();
-            key.mMatrix.d1 = ReadFloat();
-            key.mMatrix.a2 = ReadFloat();
-            key.mMatrix.b2 = ReadFloat();
-            key.mMatrix.c2 = ReadFloat();
-            key.mMatrix.d2 = ReadFloat();
-            key.mMatrix.a3 = ReadFloat();
-            key.mMatrix.b3 = ReadFloat();
-            key.mMatrix.c3 = ReadFloat();
-            key.mMatrix.d3 = ReadFloat();
-            key.mMatrix.a4 = ReadFloat();
-            key.mMatrix.b4 = ReadFloat();
-            key.mMatrix.c4 = ReadFloat();
-            key.mMatrix.d4 = ReadFloat();
-            pAnimBone->mTrafoKeys.push_back(key);
-
-            CheckForSemicolon();
-            break;
-        }
-
-        default:
-            ThrowException("Unknown key type ", keyType, " in animation.");
-            break;
-        } // end switch
-
-        // key separator
-        CheckForSeparator();
-    }
-
-    CheckForClosingBrace();
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseDataObjectTextureFilename(std::string &pName) {
-    readHeadOfDataObject();
-    GetNextTokenAsString(pName);
-    CheckForClosingBrace();
-
-    // FIX: some files (e.g. AnimationTest.x) have "" as texture file name
-    if (!pName.length()) {
-        ASSIMP_LOG_WARN("Length of texture file name is zero. Skipping this texture.");
-    }
-
-    // some exporters write double backslash paths out. We simply replace them if we find them
-    while (pName.find("\\\\") != std::string::npos)
-        pName.replace(pName.find("\\\\"), 2, "\\");
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ParseUnknownDataObject() {
-    // find opening delimiter
-    bool running = true;
-    while (running) {
-        std::string t = GetNextToken();
-        if (t.length() == 0)
-            ThrowException("Unexpected end of file while parsing unknown segment.");
-
-        if (t == "{")
-            break;
-    }
-
-    unsigned int counter = 1;
-
-    // parse until closing delimiter
-    while (counter > 0) {
-        std::string t = GetNextToken();
-
-        if (t.length() == 0)
-            ThrowException("Unexpected end of file while parsing unknown segment.");
-
-        if (t == "{")
-            ++counter;
-        else if (t == "}")
-            --counter;
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-//! checks for closing curly brace
-void XFileParser::CheckForClosingBrace() {
-    if (GetNextToken() != "}")
-        ThrowException("Closing brace expected.");
-}
-
-// ------------------------------------------------------------------------------------------------
-//! checks for one following semicolon
-void XFileParser::CheckForSemicolon() {
-    if (mIsBinaryFormat)
-        return;
-
-    if (GetNextToken() != ";")
-        ThrowException("Semicolon expected.");
-}
-
-// ------------------------------------------------------------------------------------------------
-//! checks for a separator char, either a ',' or a ';'
-void XFileParser::CheckForSeparator() {
-    if (mIsBinaryFormat)
-        return;
-
-    std::string token = GetNextToken();
-    if (token != "," && token != ";")
-        ThrowException("Separator character (';' or ',') expected.");
-}
-
-// ------------------------------------------------------------------------------------------------
-// tests and possibly consumes a separator char, but does nothing if there was no separator
-void XFileParser::TestForSeparator() {
-    if (mIsBinaryFormat)
-        return;
-
-    FindNextNoneWhiteSpace();
-    if (mP >= mEnd)
-        return;
-
-    // test and skip
-    if (*mP == ';' || *mP == ',')
-        mP++;
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::readHeadOfDataObject(std::string *poName) {
-    std::string nameOrBrace = GetNextToken();
-    if (nameOrBrace != "{") {
-        if (poName)
-            *poName = nameOrBrace;
-
-        if (GetNextToken() != "{") {
-            delete mScene;
-            ThrowException("Opening brace expected.");
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-std::string XFileParser::GetNextToken() {
-    std::string s;
-
-    // process binary-formatted file
-    if (mIsBinaryFormat) {
-        // in binary mode it will only return NAME and STRING token
-        // and (correctly) skip over other tokens.
-        if (mEnd - mP < 2) {
-            return s;
-        }
-        unsigned int tok = ReadBinWord();
-        unsigned int len;
-
-        // standalone tokens
-        switch (tok) {
-        case 1: {
-            // name token
-            if (mEnd - mP < 4) {
-                return s;
-            }
-            len = ReadBinDWord();
-            const int bounds = int(mEnd - mP);
-            const int iLen = int(len);
-            if (iLen < 0) {
-                return s;
-            }
-            if (bounds < iLen) {
-                return s;
-            }
-            s = std::string(mP, len);
-            mP += len;
-        }
-            return s;
-
-        case 2:
-            // string token
-            if (mEnd - mP < 4) return s;
-            len = ReadBinDWord();
-            if (mEnd - mP < int(len)) return s;
-            s = std::string(mP, len);
-            mP += (len + 2);
-            return s;
-        case 3:
-            // integer token
-            mP += 4;
-            return "<integer>";
-        case 5:
-            // GUID token
-            mP += 16;
-            return "<guid>";
-        case 6:
-            if (mEnd - mP < 4) return s;
-            len = ReadBinDWord();
-            mP += (len * 4);
-            return "<int_list>";
-        case 7:
-            if (mEnd - mP < 4) return s;
-            len = ReadBinDWord();
-            mP += (len * mBinaryFloatSize);
-            return "<flt_list>";
-        case 0x0a:
-            return "{";
-        case 0x0b:
-            return "}";
-        case 0x0c:
-            return "(";
-        case 0x0d:
-            return ")";
-        case 0x0e:
-            return "[";
-        case 0x0f:
-            return "]";
-        case 0x10:
-            return "<";
-        case 0x11:
-            return ">";
-        case 0x12:
-            return ".";
-        case 0x13:
-            return ",";
-        case 0x14:
-            return ";";
-        case 0x1f:
-            return "template";
-        case 0x28:
-            return "WORD";
-        case 0x29:
-            return "DWORD";
-        case 0x2a:
-            return "FLOAT";
-        case 0x2b:
-            return "DOUBLE";
-        case 0x2c:
-            return "CHAR";
-        case 0x2d:
-            return "UCHAR";
-        case 0x2e:
-            return "SWORD";
-        case 0x2f:
-            return "SDWORD";
-        case 0x30:
-            return "void";
-        case 0x31:
-            return "string";
-        case 0x32:
-            return "unicode";
-        case 0x33:
-            return "cstring";
-        case 0x34:
-            return "array";
-        }
-    }
-    // process text-formatted file
-    else {
-        FindNextNoneWhiteSpace();
-        if (mP >= mEnd)
-            return s;
-
-        while ((mP < mEnd) && !isspace((unsigned char)*mP)) {
-            // either keep token delimiters when already holding a token, or return if first valid char
-            if (*mP == ';' || *mP == '}' || *mP == '{' || *mP == ',') {
-                if (!s.size())
-                    s.append(mP++, 1);
-                break; // stop for delimiter
-            }
-            s.append(mP++, 1);
-        }
-    }
-    return s;
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::FindNextNoneWhiteSpace() {
-    if (mIsBinaryFormat)
-        return;
-
-    bool running = true;
-    while (running) {
-        while (mP < mEnd && isspace((unsigned char)*mP)) {
-            if (*mP == '\n')
-                mLineNumber++;
-            ++mP;
-        }
-
-        if (mP >= mEnd)
-            return;
-
-        // check if this is a comment
-        if ((mP[0] == '/' && mP[1] == '/') || mP[0] == '#')
-            ReadUntilEndOfLine();
-        else
-            break;
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::GetNextTokenAsString(std::string &poString) {
-    if (mIsBinaryFormat) {
-        poString = GetNextToken();
-        return;
-    }
-
-    FindNextNoneWhiteSpace();
-    if (mP >= mEnd) {
-        delete mScene;
-        ThrowException("Unexpected end of file while parsing string");
-    }
-
-    if (*mP != '"') {
-        delete mScene;
-        ThrowException("Expected quotation mark.");
-    }
-    ++mP;
-
-    while (mP < mEnd && *mP != '"')
-        poString.append(mP++, 1);
-
-    if (mP >= mEnd - 1) {
-        delete mScene;
-        ThrowException("Unexpected end of file while parsing string");
-    }
-
-    if (mP[1] != ';' || mP[0] != '"') {
-        delete mScene;
-        ThrowException("Expected quotation mark and semicolon at the end of a string.");
-    }
-    mP += 2;
-}
-
-// ------------------------------------------------------------------------------------------------
-void XFileParser::ReadUntilEndOfLine() {
-    if (mIsBinaryFormat)
-        return;
-
-    while (mP < mEnd) {
-        if (*mP == '\n' || *mP == '\r') {
-            ++mP;
-            mLineNumber++;
-            return;
-        }
-
-        ++mP;
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-unsigned short XFileParser::ReadBinWord() {
-    ai_assert(mEnd - mP >= 2);
-    const unsigned char *q = (const unsigned char *)mP;
-    unsigned short tmp = q[0] | (q[1] << 8);
-    mP += 2;
-    return tmp;
-}
-
-// ------------------------------------------------------------------------------------------------
-unsigned int XFileParser::ReadBinDWord() {
-    ai_assert(mEnd - mP >= 4);
-
-    const unsigned char *q = (const unsigned char *)mP;
-    unsigned int tmp = q[0] | (q[1] << 8) | (q[2] << 16) | (q[3] << 24);
-    mP += 4;
-    return tmp;
-}
-
-// ------------------------------------------------------------------------------------------------
-unsigned int XFileParser::ReadInt() {
-    if (mIsBinaryFormat) {
-        if (mBinaryNumCount == 0 && mEnd - mP >= 2) {
-            unsigned short tmp = ReadBinWord(); // 0x06 or 0x03
-            if (tmp == 0x06 && mEnd - mP >= 4) // array of ints follows
-                mBinaryNumCount = ReadBinDWord();
-            else // single int follows
-                mBinaryNumCount = 1;
-        }
-
-        --mBinaryNumCount;
-        const size_t len(mEnd - mP);
-        if (len >= 4) {
-            return ReadBinDWord();
-        } else {
-            mP = mEnd;
-            return 0;
-        }
-    } else {
-        FindNextNoneWhiteSpace();
-
-        // TODO: consider using strtol10 instead???
-
-        // check preceding minus sign
-        bool isNegative = false;
-        if (*mP == '-') {
-            isNegative = true;
-            mP++;
-        }
-
-        // at least one digit expected
-        if (!isdigit((unsigned char)*mP))
-            ThrowException("Number expected.");
-
-        // read digits
-        unsigned int number = 0;
-        while (mP < mEnd) {
-            if (!isdigit((unsigned char)*mP))
-                break;
-            number = number * 10 + (*mP - 48);
-            mP++;
-        }
-
-        CheckForSeparator();
-
-        return isNegative ? ((unsigned int)-int(number)) : number;
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-ai_real XFileParser::ReadFloat() {
-    if (mIsBinaryFormat) {
-        if (mBinaryNumCount == 0 && mEnd - mP >= 2) {
-            unsigned short tmp = ReadBinWord(); // 0x07 or 0x42
-            if (tmp == 0x07 && mEnd - mP >= 4) // array of floats following
-                mBinaryNumCount = ReadBinDWord();
-            else // single float following
-                mBinaryNumCount = 1;
-        }
-
-        --mBinaryNumCount;
-        if (mBinaryFloatSize == 8) {
-            if (mEnd - mP >= 8) {
-                double res;
-                ::memcpy(&res, mP, 8);
-                mP += 8;
-                const ai_real result(static_cast<ai_real>(res));
-                return result;
-            } else {
-                mP = mEnd;
-                return 0;
-            }
-        } else {
-            if (mEnd - mP >= 4) {
-                ai_real result;
-                ::memcpy(&result, mP, 4);
-                mP += 4;
-                return result;
-            } else {
-                mP = mEnd;
-                return 0;
-            }
-        }
-    }
-
-    // text version
-    FindNextNoneWhiteSpace();
-    // check for various special strings to allow reading files from faulty exporters
-    // I mean you, Blender!
-    // Reading is safe because of the terminating zero
-    if (strncmp(mP, "-1.#IND00", 9) == 0 || strncmp(mP, "1.#IND00", 8) == 0) {
-        mP += 9;
-        CheckForSeparator();
-        return 0.0;
-    } else if (strncmp(mP, "1.#QNAN0", 8) == 0) {
-        mP += 8;
-        CheckForSeparator();
-        return 0.0;
-    }
-
-    ai_real result = 0.0;
-    mP = fast_atoreal_move<ai_real>(mP, result);
-
-    CheckForSeparator();
-
-    return result;
-}
-
-// ------------------------------------------------------------------------------------------------
-aiVector2D XFileParser::ReadVector2() {
-    aiVector2D vector;
-    vector.x = ReadFloat();
-    vector.y = ReadFloat();
-    TestForSeparator();
-
-    return vector;
-}
-
-// ------------------------------------------------------------------------------------------------
-aiVector3D XFileParser::ReadVector3() {
-    aiVector3D vector;
-    vector.x = ReadFloat();
-    vector.y = ReadFloat();
-    vector.z = ReadFloat();
-    TestForSeparator();
-
-    return vector;
-}
-
-// ------------------------------------------------------------------------------------------------
-aiColor4D XFileParser::ReadRGBA() {
-    aiColor4D color;
-    color.r = ReadFloat();
-    color.g = ReadFloat();
-    color.b = ReadFloat();
-    color.a = ReadFloat();
-    TestForSeparator();
-
-    return color;
-}
-
-// ------------------------------------------------------------------------------------------------
-aiColor3D XFileParser::ReadRGB() {
-    aiColor3D color;
-    color.r = ReadFloat();
-    color.g = ReadFloat();
-    color.b = ReadFloat();
-    TestForSeparator();
-
-    return color;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Filters the imported hierarchy for some degenerated cases that some exporters produce.
-void XFileParser::FilterHierarchy(XFile::Node *pNode) {
-    // if the node has just a single unnamed child containing a mesh, remove
-    // the anonymous node between. The 3DSMax kwXport plugin seems to produce this
-    // mess in some cases
-    if (pNode->mChildren.size() == 1 && pNode->mMeshes.empty()) {
-        XFile::Node *child = pNode->mChildren.front();
-        if (child->mName.length() == 0 && child->mMeshes.size() > 0) {
-            // transfer its meshes to us
-            for (unsigned int a = 0; a < child->mMeshes.size(); a++)
-                pNode->mMeshes.push_back(child->mMeshes[a]);
-            child->mMeshes.clear();
-
-            // transfer the transform as well
-            pNode->mTrafoMatrix = pNode->mTrafoMatrix * child->mTrafoMatrix;
-
-            // then kill it
-            delete child;
-            pNode->mChildren.clear();
-        }
-    }
-
-    // recurse
-    for (unsigned int a = 0; a < pNode->mChildren.size(); a++)
-        FilterHierarchy(pNode->mChildren[a]);
-}
-
-#endif // !! ASSIMP_BUILD_NO_X_IMPORTER
diff --git a/libs/assimp/code/AssetLib/X/XFileParser.h b/libs/assimp/code/AssetLib/X/XFileParser.h
deleted file mode 100644
index 36eac2a..0000000
--- a/libs/assimp/code/AssetLib/X/XFileParser.h
+++ /dev/null
@@ -1,158 +0,0 @@
-/*
-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.
-
-----------------------------------------------------------------------
-*/
-
-/** @file Helper class to parse a XFile into a temporary structure */
-#ifndef AI_XFILEPARSER_H_INC
-#define AI_XFILEPARSER_H_INC
-
-#include <string>
-#include <vector>
-
-#include <assimp/types.h>
-
-namespace Assimp {
-    namespace XFile {
-        struct Node;
-        struct Mesh;
-        struct Scene;
-        struct Material;
-        struct Animation;
-        struct AnimBone;
-    }
-
-/**
-  *     @brief  The XFileParser reads a XFile either in text or binary form and builds a temporary
-  *             data structure out of it.
-  */
-class XFileParser {
-public:
-    /// Constructor. Creates a data structure out of the XFile given in the memory block.
-    /// @param pBuffer Null-terminated memory buffer containing the XFile
-    explicit XFileParser( const std::vector<char>& pBuffer);
-
-    /// Destructor. Destroys all imported data along with it
-    ~XFileParser();
-
-    /// Returns the temporary representation of the imported data.
-    XFile::Scene* GetImportedData() const { return mScene; }
-
-protected:
-    void ParseFile();
-    void ParseDataObjectTemplate();
-    void ParseDataObjectFrame( XFile::Node *pParent);
-    void ParseDataObjectTransformationMatrix( aiMatrix4x4& pMatrix);
-    void ParseDataObjectMesh( XFile::Mesh* pMesh);
-    void ParseDataObjectSkinWeights( XFile::Mesh* pMesh);
-    void ParseDataObjectSkinMeshHeader( XFile::Mesh* pMesh);
-    void ParseDataObjectMeshNormals( XFile::Mesh* pMesh);
-    void ParseDataObjectMeshTextureCoords( XFile::Mesh* pMesh);
-    void ParseDataObjectMeshVertexColors( XFile::Mesh* pMesh);
-    void ParseDataObjectMeshMaterialList( XFile::Mesh* pMesh);
-    void ParseDataObjectMaterial( XFile::Material* pMaterial);
-    void ParseDataObjectAnimTicksPerSecond();
-    void ParseDataObjectAnimationSet();
-    void ParseDataObjectAnimation( XFile::Animation* pAnim);
-    void ParseDataObjectAnimationKey( XFile::AnimBone *pAnimBone);
-    void ParseDataObjectTextureFilename( std::string& pName);
-    void ParseUnknownDataObject();
-
-    //! places pointer to next begin of a token, and ignores comments
-    void FindNextNoneWhiteSpace();
-
-    //! returns next valid token. Returns empty string if no token there
-    std::string GetNextToken();
-
-    //! reads header of data object including the opening brace.
-    //! returns false if error happened, and writes name of object
-    //! if there is one
-    void readHeadOfDataObject(std::string *poName = nullptr);
-
-    //! checks for closing curly brace, throws exception if not there
-    void CheckForClosingBrace();
-
-    //! checks for one following semicolon, throws exception if not there
-    void CheckForSemicolon();
-
-    //! checks for a separator char, either a ',' or a ';'
-    void CheckForSeparator();
-
-    /// tests and possibly consumes a separator char, but does nothing if there was no separator
-    void TestForSeparator();
-
-    //! reads a x file style string
-    void GetNextTokenAsString( std::string& poString);
-
-    void ReadUntilEndOfLine();
-
-    unsigned short ReadBinWord();
-    unsigned int ReadBinDWord();
-    unsigned int ReadInt();
-    ai_real ReadFloat();
-    aiVector2D ReadVector2();
-    aiVector3D ReadVector3();
-    aiColor3D ReadRGB();
-    aiColor4D ReadRGBA();
-
-    /** Throws an exception with a line number and the given text. */
-    template<typename... T>
-    AI_WONT_RETURN void ThrowException(T&&... args) AI_WONT_RETURN_SUFFIX;
-
-    /**
-      * @brief  Filters the imported hierarchy for some degenerated cases that some exporters produce.
-      * @param pData The sub-hierarchy to filter
-      */
-    void FilterHierarchy( XFile::Node* pNode);
-
-protected:
-    unsigned int mMajorVersion, mMinorVersion; ///< version numbers
-    bool mIsBinaryFormat; ///< true if the file is in binary, false if it's in text form
-    unsigned int mBinaryFloatSize; ///< float size in bytes, either 4 or 8
-    unsigned int mBinaryNumCount; /// < counter for number arrays in binary format
-    const char* mP;
-    const char* mEnd;
-    unsigned int mLineNumber; ///< Line number when reading in text format
-    XFile::Scene* mScene; ///< Imported data
-};
-
-} //! ns Assimp
-
-#endif // AI_XFILEPARSER_H_INC