switch to tinyobj and nanovg from assimp and cairo

2 files changed, 0 insertions, 1493 deletions

diff --git a/libs/assimp/code/AssetLib/SMD/SMDLoader.cpp b/libs/assimp/code/AssetLib/SMD/SMDLoader.cpp
deleted file mode 100644
index 46fd968..0000000
--- a/libs/assimp/code/AssetLib/SMD/SMDLoader.cpp
+++ /dev/null
@@ -1,1098 +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  SMDLoader.cpp
- *  @brief Implementation of the SMD importer class
- */
-
-
-#ifndef ASSIMP_BUILD_NO_SMD_IMPORTER
-
-#include <assimp/fast_atof.h>
-#include <assimp/SkeletonMeshBuilder.h>
-#include <assimp/Importer.hpp>
-#include <assimp/IOSystem.hpp>
-#include <assimp/scene.h>
-#include <assimp/DefaultLogger.hpp>
-#include <assimp/importerdesc.h>
-#include <memory>
-#include <assimp/DefaultIOSystem.h>
-#include <tuple>
-
-// internal headers
-#include "SMDLoader.h"
-
-#ifndef _MSC_VER
-#define strtok_s strtok_r
-#endif
-
-using namespace Assimp;
-
-static const aiImporterDesc desc = {
-    "Valve SMD Importer",
-    "",
-    "",
-    "",
-    aiImporterFlags_SupportTextFlavour,
-    0,
-    0,
-    0,
-    0,
-    "smd vta"
-};
-
-// ------------------------------------------------------------------------------------------------
-// Constructor to be privately used by Importer
-SMDImporter::SMDImporter() :
-        configFrameID(), 
-        mBuffer(), 
-        pScene( nullptr ), 
-        iFileSize( 0 ), 
-        iSmallestFrame( INT_MAX ),
-        dLengthOfAnim( 0.0 ),
-        bHasUVs(false ), 
-        iLineNumber((unsigned int)-1)  {
-    // empty
-}
-
-// ------------------------------------------------------------------------------------------------
-// Destructor, private as well
-SMDImporter::~SMDImporter() {
-    // empty
-}
-
-// ------------------------------------------------------------------------------------------------
-// Returns whether the class can handle the format of the given file.
-bool SMDImporter::CanRead( const std::string& filename, IOSystem* /*pIOHandler*/, bool) const {
-    return SimpleExtensionCheck(filename, "smd", "vta");
-}
-
-// ------------------------------------------------------------------------------------------------
-// Get a list of all supported file extensions
-const aiImporterDesc* SMDImporter::GetInfo () const {
-    return &desc;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Setup configuration properties
-void SMDImporter::SetupProperties(const Importer* pImp) {
-    // The
-    // AI_CONFIG_IMPORT_SMD_KEYFRAME option overrides the
-    // AI_CONFIG_IMPORT_GLOBAL_KEYFRAME option.
-    configFrameID = pImp->GetPropertyInteger(AI_CONFIG_IMPORT_SMD_KEYFRAME,-1);
-    if(static_cast<unsigned int>(-1) == configFrameID)  {
-        configFrameID = pImp->GetPropertyInteger(AI_CONFIG_IMPORT_GLOBAL_KEYFRAME,0);
-    }
-
-    bLoadAnimationList = pImp->GetPropertyBool(AI_CONFIG_IMPORT_SMD_LOAD_ANIMATION_LIST, true);
-    noSkeletonMesh = pImp->GetPropertyBool(AI_CONFIG_IMPORT_NO_SKELETON_MESHES, false);
-}
-
-// ------------------------------------------------------------------------------------------------
-// Imports the given file into the given scene structure.
-void SMDImporter::InternReadFile( const std::string& pFile, aiScene* scene, IOSystem* pIOHandler) {
-    this->pScene = scene;
-    ReadSmd(pFile, pIOHandler);
-
-    // If there are no triangles it seems to be an animation SMD,
-    // containing only the animation skeleton.
-    if (asTriangles.empty()) {
-        if (asBones.empty()) {
-            throw DeadlyImportError("SMD: No triangles and no bones have "
-                "been found in the file. This file seems to be invalid.");
-        }
-
-        // Set the flag in the scene structure which indicates
-        // that there is nothing than an animation skeleton
-        pScene->mFlags |= AI_SCENE_FLAGS_INCOMPLETE;
-    }
-
-    if (!asBones.empty()) {
-        // Check whether all bones have been initialized
-        for (std::vector<SMD::Bone>::const_iterator
-                i =  asBones.begin();
-                i != asBones.end();++i) {
-            if (!(*i).mName.length()) {
-                ASSIMP_LOG_WARN("SMD: Not all bones have been initialized");
-                break;
-            }
-        }
-
-        // now fix invalid time values and make sure the animation starts at frame 0
-        FixTimeValues();
-    }
-
-    // build output nodes (bones are added as empty dummy nodes)
-    CreateOutputNodes();
-
-    if (!(pScene->mFlags & AI_SCENE_FLAGS_INCOMPLETE)) {
-        // create output meshes
-        CreateOutputMeshes();
-
-        // build an output material list
-        CreateOutputMaterials();
-
-        // use root node that renders all meshes
-        pScene->mRootNode->mNumMeshes = pScene->mNumMeshes;
-        pScene->mRootNode->mMeshes = new unsigned int[pScene->mNumMeshes];
-        for (unsigned int i = 0; i < pScene->mNumMeshes; ++i) {
-            pScene->mRootNode->mMeshes[i] = i;
-        }
-    }
-
-    // build the output animation
-    CreateOutputAnimations(pFile, pIOHandler);
-
-    if ((pScene->mFlags & AI_SCENE_FLAGS_INCOMPLETE) && !noSkeletonMesh) {
-        SkeletonMeshBuilder skeleton(pScene);
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Write an error message with line number to the log file
-void SMDImporter::LogErrorNoThrow(const char* msg) {
-    const size_t _BufferSize = 1024;
-    char szTemp[_BufferSize];
-    ai_snprintf(szTemp,_BufferSize,"Line %u: %s",iLineNumber,msg);
-    DefaultLogger::get()->error(szTemp);
-}
-
-// ------------------------------------------------------------------------------------------------
-// Write a warning with line number to the log file
-void SMDImporter::LogWarning(const char* msg) {
-    const size_t _BufferSize = 1024;
-    char szTemp[_BufferSize];
-    ai_assert(strlen(msg) < 1000);
-    ai_snprintf(szTemp,_BufferSize,"Line %u: %s",iLineNumber,msg);
-    ASSIMP_LOG_WARN(szTemp);
-}
-
-// ------------------------------------------------------------------------------------------------
-// Fix invalid time values in the file
-void SMDImporter::FixTimeValues() {
-    double dDelta = (double)iSmallestFrame;
-    double dMax = 0.0f;
-    for (std::vector<SMD::Bone>::iterator
-            iBone =  asBones.begin();
-            iBone != asBones.end();++iBone) {
-        for (std::vector<SMD::Bone::Animation::MatrixKey>::iterator
-                iKey =  (*iBone).sAnim.asKeys.begin();
-                iKey != (*iBone).sAnim.asKeys.end();++iKey) {
-            (*iKey).dTime -= dDelta;
-            dMax = std::max(dMax, (*iKey).dTime);
-        }
-    }
-    dLengthOfAnim = dMax;
-}
-
-// ------------------------------------------------------------------------------------------------
-// create output meshes
-void SMDImporter::CreateOutputMeshes() {
-    if (aszTextures.empty()) {
-        aszTextures.push_back(std::string());
-    }
-
-    // we need to sort all faces by their material index
-    // in opposition to other loaders we can be sure that each
-    // material is at least used once.
-    pScene->mNumMeshes = (unsigned int) aszTextures.size();
-    pScene->mMeshes = new aiMesh*[pScene->mNumMeshes];
-
-    typedef std::vector<unsigned int> FaceList;
-    FaceList* aaiFaces = new FaceList[pScene->mNumMeshes];
-
-    // approximate the space that will be required
-    unsigned int iNum = (unsigned int)asTriangles.size() / pScene->mNumMeshes;
-    iNum += iNum >> 1;
-    for (unsigned int i = 0; i < pScene->mNumMeshes;++i) {
-        aaiFaces[i].reserve(iNum);
-    }
-
-    // collect all faces
-    iNum = 0;
-    for (std::vector<SMD::Face>::const_iterator
-            iFace =  asTriangles.begin();
-            iFace != asTriangles.end();++iFace,++iNum) {
-        if (UINT_MAX == (*iFace).iTexture) {
-            aaiFaces[(*iFace).iTexture].push_back( 0 );
-        } else if ((*iFace).iTexture >= aszTextures.size()) {
-            ASSIMP_LOG_INFO("[SMD/VTA] Material index overflow in face");
-            aaiFaces[(*iFace).iTexture].push_back((unsigned int)aszTextures.size()-1);
-        } else {
-            aaiFaces[(*iFace).iTexture].push_back(iNum);
-        }
-    }
-
-    // now create the output meshes
-    for (unsigned int i = 0; i < pScene->mNumMeshes;++i) {
-        aiMesh*& pcMesh = pScene->mMeshes[i] = new aiMesh();
-        ai_assert(!aaiFaces[i].empty()); // should not be empty ...
-
-        pcMesh->mPrimitiveTypes = aiPrimitiveType_TRIANGLE;
-        pcMesh->mNumVertices = (unsigned int)aaiFaces[i].size()*3;
-        pcMesh->mNumFaces = (unsigned int)aaiFaces[i].size();
-        pcMesh->mMaterialIndex = i;
-
-        // storage for bones
-        typedef std::pair<unsigned int,float> TempWeightListEntry;
-        typedef std::vector< TempWeightListEntry > TempBoneWeightList;
-
-        TempBoneWeightList* aaiBones = new TempBoneWeightList[asBones.size()]();
-
-        // try to reserve enough memory without wasting too much
-        for (unsigned int iBone = 0; iBone < asBones.size();++iBone) {
-            aaiBones[iBone].reserve(pcMesh->mNumVertices/asBones.size());
-        }
-
-        // allocate storage
-        pcMesh->mFaces = new aiFace[pcMesh->mNumFaces];
-        aiVector3D* pcNormals = pcMesh->mNormals = new aiVector3D[pcMesh->mNumVertices];
-        aiVector3D* pcVerts = pcMesh->mVertices = new aiVector3D[pcMesh->mNumVertices];
-
-        aiVector3D* pcUVs = nullptr;
-        if (bHasUVs) {
-            pcUVs = pcMesh->mTextureCoords[0] = new aiVector3D[pcMesh->mNumVertices];
-            pcMesh->mNumUVComponents[0] = 2;
-        }
-
-        iNum = 0;
-        for (unsigned int iFace = 0; iFace < pcMesh->mNumFaces;++iFace) {
-            pcMesh->mFaces[iFace].mIndices = new unsigned int[3];
-            pcMesh->mFaces[iFace].mNumIndices = 3;
-
-            // fill the vertices
-            unsigned int iSrcFace = aaiFaces[i][iFace];
-            SMD::Face& face = asTriangles[iSrcFace];
-
-            *pcVerts++ = face.avVertices[0].pos;
-            *pcVerts++ = face.avVertices[1].pos;
-            *pcVerts++ = face.avVertices[2].pos;
-
-            // fill the normals
-            *pcNormals++ = face.avVertices[0].nor;
-            *pcNormals++ = face.avVertices[1].nor;
-            *pcNormals++ = face.avVertices[2].nor;
-
-            // fill the texture coordinates
-            if (pcUVs) {
-                *pcUVs++ = face.avVertices[0].uv;
-                *pcUVs++ = face.avVertices[1].uv;
-                *pcUVs++ = face.avVertices[2].uv;
-            }
-
-            for (unsigned int iVert = 0; iVert < 3;++iVert) {
-                float fSum = 0.0f;
-                for (unsigned int iBone = 0;iBone < face.avVertices[iVert].aiBoneLinks.size();++iBone)  {
-                    TempWeightListEntry& pairval = face.avVertices[iVert].aiBoneLinks[iBone];
-
-                    // FIX: The second check is here just to make sure we won't
-                    // assign more than one weight to a single vertex index
-                    if (pairval.first >= asBones.size() || pairval.first == face.avVertices[iVert].iParentNode) {
-                        ASSIMP_LOG_ERROR("[SMD/VTA] Bone index overflow. "
-                            "The bone index will be ignored, the weight will be assigned "
-                            "to the vertex' parent node");
-                        continue;
-                    }
-                    aaiBones[pairval.first].push_back(TempWeightListEntry(iNum,pairval.second));
-                    fSum += pairval.second;
-                }
-                // ******************************************************************
-                // If the sum of all vertex weights is not 1.0 we must assign
-                // the rest to the vertex' parent node. Well, at least the doc says
-                // we should ...
-                // FIX: We use 0.975 as limit, floating-point inaccuracies seem to
-                // be very strong in some SMD exporters. Furthermore it is possible
-                // that the parent of a vertex is 0xffffffff (if the corresponding
-                // entry in the file was unreadable)
-                // ******************************************************************
-                if (fSum < 0.975f && face.avVertices[iVert].iParentNode != UINT_MAX) {
-                    if (face.avVertices[iVert].iParentNode >= asBones.size()) {
-                        ASSIMP_LOG_ERROR("[SMD/VTA] Bone index overflow. "
-                            "The index of the vertex parent bone is invalid. "
-                            "The remaining weights will be normalized to 1.0");
-
-                        if (fSum) {
-                            fSum = 1 / fSum;
-                            for (unsigned int iBone = 0;iBone < face.avVertices[iVert].aiBoneLinks.size();++iBone) {
-                                TempWeightListEntry& pairval = face.avVertices[iVert].aiBoneLinks[iBone];
-                                if (pairval.first >= asBones.size()) {
-                                    continue;
-                                }
-                                aaiBones[pairval.first].back().second *= fSum;
-                            }
-                        }
-                    } else {
-                        aaiBones[face.avVertices[iVert].iParentNode].push_back(
-                            TempWeightListEntry(iNum,1.0f-fSum));
-                    }
-                }
-                pcMesh->mFaces[iFace].mIndices[iVert] = iNum++;
-            }
-        }
-
-        // now build all bones of the mesh
-        iNum = 0;
-        for (unsigned int iBone = 0; iBone < asBones.size();++iBone) {
-            if (!aaiBones[iBone].empty())++iNum;
-        }
-
-        if (iNum) {
-            pcMesh->mNumBones = iNum;
-            pcMesh->mBones = new aiBone*[pcMesh->mNumBones];
-            iNum = 0;
-            for (unsigned int iBone = 0; iBone < asBones.size();++iBone) {
-                if (aaiBones[iBone].empty()) {
-                    continue;
-                }
-                aiBone*& bone = pcMesh->mBones[iNum] = new aiBone();
-
-                bone->mNumWeights = (unsigned int)aaiBones[iBone].size();
-                bone->mWeights = new aiVertexWeight[bone->mNumWeights];
-                bone->mOffsetMatrix = asBones[iBone].mOffsetMatrix;
-                bone->mName.Set( asBones[iBone].mName );
-
-                asBones[iBone].bIsUsed = true;
-
-                for (unsigned int iWeight = 0; iWeight < bone->mNumWeights;++iWeight) {
-                    bone->mWeights[iWeight].mVertexId = aaiBones[iBone][iWeight].first;
-                    bone->mWeights[iWeight].mWeight = aaiBones[iBone][iWeight].second;
-                }
-                ++iNum;
-            }
-        }
-        delete[] aaiBones;
-    }
-    delete[] aaiFaces;
-}
-
-// ------------------------------------------------------------------------------------------------
-// add bone child nodes
-void SMDImporter::AddBoneChildren(aiNode* pcNode, uint32_t iParent) {
-    ai_assert( nullptr != pcNode );
-    ai_assert( 0 == pcNode->mNumChildren );
-    ai_assert( nullptr == pcNode->mChildren);
-
-    // first count ...
-    for (unsigned int i = 0; i < asBones.size();++i) {
-        SMD::Bone& bone = asBones[i];
-        if (bone.iParent == iParent) {
-            ++pcNode->mNumChildren;
-        }
-    }
-
-    // now allocate the output array
-    pcNode->mChildren = new aiNode*[pcNode->mNumChildren];
-
-    // and fill all subnodes
-    unsigned int qq( 0 );
-    for (unsigned int i = 0; i < asBones.size();++i) {
-        SMD::Bone& bone = asBones[i];
-        if (bone.iParent != iParent) {
-            continue;
-        }
-
-        aiNode* pc = pcNode->mChildren[qq++] = new aiNode();
-        pc->mName.Set(bone.mName);
-
-        // store the local transformation matrix of the bind pose
-        if (bone.sAnim.asKeys.size()) {
-            pc->mTransformation = bone.sAnim.asKeys[0].matrix;
-        }
-
-        if (bone.iParent == static_cast<uint32_t>(-1)) {
-            bone.mOffsetMatrix = pc->mTransformation;
-        } else {
-            bone.mOffsetMatrix = asBones[bone.iParent].mOffsetMatrix * pc->mTransformation;
-        }
-
-        pc->mParent = pcNode;
-
-        // add children to this node, too
-        AddBoneChildren(pc,i);
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// create output nodes
-void SMDImporter::CreateOutputNodes() {
-    pScene->mRootNode = new aiNode();
-
-    // now add all bones as dummy sub nodes to the graph
-    AddBoneChildren(pScene->mRootNode,(uint32_t)-1);
-    for (auto &bone : asBones) {
-        bone.mOffsetMatrix.Inverse();
-    }
-
-    // if we have only one bone we can even remove the root node
-    if (pScene->mFlags & AI_SCENE_FLAGS_INCOMPLETE && 1 == pScene->mRootNode->mNumChildren) {
-        aiNode* pcOldRoot = pScene->mRootNode;
-        pScene->mRootNode = pcOldRoot->mChildren[0];
-        pcOldRoot->mChildren[0] = nullptr;
-        delete pcOldRoot;
-
-        pScene->mRootNode->mParent = nullptr;
-    }
-    else
-    {
-        ::strcpy(pScene->mRootNode->mName.data, "<SMD_root>");
-        pScene->mRootNode->mName.length = 10;
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// create output animations
-void SMDImporter::CreateOutputAnimations(const std::string &pFile, IOSystem* pIOHandler) {
-    std::vector<std::tuple<std::string, std::string>> animFileList;
-
-    if (bLoadAnimationList) {
-        GetAnimationFileList(pFile, pIOHandler, animFileList);
-    }
-    int animCount = static_cast<int>( animFileList.size() + 1u );
-    pScene->mNumAnimations = 1;
-    pScene->mAnimations = new aiAnimation*[animCount];
-    memset(pScene->mAnimations, 0, sizeof(aiAnimation*)*animCount);
-    CreateOutputAnimation(0, "");
-
-    for (auto &animFile : animFileList) {
-        ReadSmd(std::get<1>(animFile), pIOHandler);
-        if (asBones.empty()) {
-            continue;
-        }
-
-        FixTimeValues();
-        CreateOutputAnimation(pScene->mNumAnimations++, std::get<0>(animFile));
-    }
-}
-
-void SMDImporter::CreateOutputAnimation(int index, const std::string &name) {
-    aiAnimation*& anim = pScene->mAnimations[index] = new aiAnimation();
-
-    if (name.length()) {
-        anim->mName.Set(name.c_str());
-    }
-    anim->mDuration = dLengthOfAnim;
-    anim->mNumChannels = static_cast<unsigned int>( asBones.size() );
-    anim->mTicksPerSecond = 25.0; // FIXME: is this correct?
-
-    aiNodeAnim** pp = anim->mChannels = new aiNodeAnim*[anim->mNumChannels];
-
-    // now build valid keys
-    unsigned int a = 0;
-    for (std::vector<SMD::Bone>::const_iterator i = asBones.begin(); i != asBones.end(); ++i) {
-        aiNodeAnim* p = pp[a] = new aiNodeAnim();
-
-        // copy the name of the bone
-        p->mNodeName.Set(i->mName);
-
-        p->mNumRotationKeys = (unsigned int)(*i).sAnim.asKeys.size();
-        if (p->mNumRotationKeys){
-            p->mNumPositionKeys = p->mNumRotationKeys;
-            aiVectorKey* pVecKeys = p->mPositionKeys = new aiVectorKey[p->mNumRotationKeys];
-            aiQuatKey* pRotKeys = p->mRotationKeys = new aiQuatKey[p->mNumRotationKeys];
-
-            for (std::vector<SMD::Bone::Animation::MatrixKey>::const_iterator
-                    qq = (*i).sAnim.asKeys.begin();
-                    qq != (*i).sAnim.asKeys.end(); ++qq) {
-                pRotKeys->mTime = pVecKeys->mTime = (*qq).dTime;
-
-                // compute the rotation quaternion from the euler angles
-                // aiQuaternion: The order of the parameters is yzx?
-                pRotKeys->mValue = aiQuaternion((*qq).vRot.y, (*qq).vRot.z, (*qq).vRot.x);
-                pVecKeys->mValue = (*qq).vPos;
-
-                ++pVecKeys; ++pRotKeys;
-            }
-        }
-        ++a;
-
-        // there are no scaling keys ...
-    }
-}
-
-void SMDImporter::GetAnimationFileList(const std::string &pFile, IOSystem* pIOHandler, std::vector<std::tuple<std::string, std::string>>& outList) {
-    auto base = DefaultIOSystem::absolutePath(pFile);
-    auto name = DefaultIOSystem::completeBaseName(pFile);
-    auto path = base + "/" + name + "_animation.txt";
-
-    std::unique_ptr<IOStream> file(pIOHandler->Open(path.c_str(), "rb"));
-    if (file.get() == nullptr) {
-        return;
-    }
-
-    // Allocate storage and copy the contents of the file to a memory buffer
-    std::vector<char> buf;
-    size_t fileSize = file->FileSize();
-    buf.resize(fileSize + 1);
-    TextFileToBuffer(file.get(), buf);
-
-    /*
-        *_animation.txt format:
-        name path
-        idle idle.smd
-        jump anim/jump.smd
-        walk.smd
-        ...
-    */
-    std::string animName, animPath;
-    char *tok1, *tok2;
-    char *context1, *context2;
-
-    tok1 = strtok_s(&buf[0], "\r\n", &context1);
-    while (tok1 != nullptr) {
-        tok2 = strtok_s(tok1, " \t", &context2);
-        if (tok2) {
-            char *p = tok2;
-            tok2 = strtok_s(nullptr, " \t", &context2);
-            if (tok2) {
-                animPath = tok2;
-                animName = p;
-            } else  {
-                // No name
-                animPath = p;
-                animName = DefaultIOSystem::completeBaseName(animPath);
-            }
-            outList.push_back(std::make_tuple(animName, base + "/" + animPath));
-        }
-        tok1 = strtok_s(nullptr, "\r\n", &context1);
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// create output materials
-void SMDImporter::CreateOutputMaterials() {
-    ai_assert( nullptr != pScene );
-
-    pScene->mNumMaterials = (unsigned int)aszTextures.size();
-    pScene->mMaterials = new aiMaterial*[std::max(1u, pScene->mNumMaterials)];
-
-    for (unsigned int iMat = 0; iMat < pScene->mNumMaterials; ++iMat) {
-        aiMaterial* pcMat = new aiMaterial();
-        ai_assert( nullptr != pcMat );
-        pScene->mMaterials[iMat] = pcMat;
-
-        aiString szName;
-        szName.length = (size_t)ai_snprintf(szName.data,MAXLEN,"Texture_%u",iMat);
-        pcMat->AddProperty(&szName,AI_MATKEY_NAME);
-
-        if (aszTextures[iMat].length())
-        {
-            ::strncpy(szName.data, aszTextures[iMat].c_str(),MAXLEN-1);
-            szName.length = static_cast<ai_uint32>( aszTextures[iMat].length() );
-            pcMat->AddProperty(&szName,AI_MATKEY_TEXTURE_DIFFUSE(0));
-        }
-    }
-
-    // create a default material if necessary
-    if (0 == pScene->mNumMaterials) {
-        pScene->mNumMaterials = 1;
-
-        aiMaterial* pcHelper = new aiMaterial();
-        pScene->mMaterials[0] = pcHelper;
-
-        int iMode = static_cast<int>(aiShadingMode_Gouraud);
-        pcHelper->AddProperty<int>(&iMode, 1, AI_MATKEY_SHADING_MODEL);
-
-        aiColor3D clr;
-        clr.b = clr.g = clr.r = 0.7f;
-        pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_DIFFUSE);
-        pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_SPECULAR);
-
-        clr.b = clr.g = clr.r = 0.05f;
-        pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_AMBIENT);
-
-        aiString szName;
-        szName.Set(AI_DEFAULT_MATERIAL_NAME);
-        pcHelper->AddProperty(&szName,AI_MATKEY_NAME);
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-// Parse the file
-void SMDImporter::ParseFile() {
-    const char* szCurrent = &mBuffer[0];
-
-    // read line per line ...
-    for ( ;; ) {
-        if(!SkipSpacesAndLineEnd(szCurrent,&szCurrent)) {
-            break;
-        }
-
-        // "version <n> \n", <n> should be 1 for hl and hl2 SMD files
-        if (TokenMatch(szCurrent,"version",7)) {
-            if(!SkipSpaces(szCurrent,&szCurrent)) break;
-            if (1 != strtoul10(szCurrent,&szCurrent)) {
-                ASSIMP_LOG_WARN("SMD.version is not 1. This "
-                    "file format is not known. Continuing happily ...");
-            }
-            continue;
-        }
-        // "nodes\n" - Starts the node section
-        if (TokenMatch(szCurrent,"nodes",5)) {
-            ParseNodesSection(szCurrent,&szCurrent);
-            continue;
-        }
-        // "triangles\n" - Starts the triangle section
-        if (TokenMatch(szCurrent,"triangles",9)) {
-            ParseTrianglesSection(szCurrent,&szCurrent);
-            continue;
-        }
-        // "vertexanimation\n" - Starts the vertex animation section
-        if (TokenMatch(szCurrent,"vertexanimation",15)) {
-            bHasUVs = false;
-            ParseVASection(szCurrent,&szCurrent);
-            continue;
-        }
-        // "skeleton\n" - Starts the skeleton section
-        if (TokenMatch(szCurrent,"skeleton",8)) {
-            ParseSkeletonSection(szCurrent,&szCurrent);
-            continue;
-        }
-        SkipLine(szCurrent,&szCurrent);
-    }
-}
-
-void SMDImporter::ReadSmd(const std::string &pFile, IOSystem* pIOHandler) {
-    std::unique_ptr<IOStream> file(pIOHandler->Open(pFile, "rb"));
-
-    // Check whether we can read from the file
-    if (file.get() == nullptr) {
-        throw DeadlyImportError("Failed to open SMD/VTA file ", pFile, ".");
-    }
-
-    iFileSize = (unsigned int)file->FileSize();
-
-    // Allocate storage and copy the contents of the file to a memory buffer
-    mBuffer.resize(iFileSize + 1);
-    TextFileToBuffer(file.get(), mBuffer);
-
-    iSmallestFrame = INT_MAX;
-    bHasUVs = true;
-    iLineNumber = 1;
-
-    // Reserve enough space for ... hm ... 10 textures
-    aszTextures.reserve(10);
-
-    // Reserve enough space for ... hm ... 1000 triangles
-    asTriangles.reserve(1000);
-
-    // Reserve enough space for ... hm ... 20 bones
-    asBones.reserve(20);
-
-    aszTextures.clear();
-    asTriangles.clear();
-    asBones.clear();
-
-    // parse the file ...
-    ParseFile();
-}
-
-// ------------------------------------------------------------------------------------------------
-unsigned int SMDImporter::GetTextureIndex(const std::string& filename) {
-    unsigned int iIndex = 0;
-    for (std::vector<std::string>::const_iterator
-            i =  aszTextures.begin();
-            i != aszTextures.end();++i,++iIndex) {
-        // case-insensitive ... it's a path
-        if (0 == ASSIMP_stricmp ( filename.c_str(),(*i).c_str())) {
-            return iIndex;
-        }
-    }
-    iIndex = (unsigned int)aszTextures.size();
-    aszTextures.push_back(filename);
-    return iIndex;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Parse the nodes section of the file
-void SMDImporter::ParseNodesSection(const char* szCurrent, const char** szCurrentOut) {
-    for ( ;; ) {
-        // "end\n" - Ends the nodes section
-        if (0 == ASSIMP_strincmp(szCurrent,"end",3) && IsSpaceOrNewLine(*(szCurrent+3))) {
-            szCurrent += 4;
-            break;
-        }
-        ParseNodeInfo(szCurrent,&szCurrent);
-    }
-    SkipSpacesAndLineEnd(szCurrent,&szCurrent);
-    *szCurrentOut = szCurrent;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Parse the triangles section of the file
-void SMDImporter::ParseTrianglesSection(const char* szCurrent, const char** szCurrentOut) {
-    // Parse a triangle, parse another triangle, parse the next triangle ...
-    // and so on until we reach a token that looks quite similar to "end"
-    for ( ;; ) {
-        if(!SkipSpacesAndLineEnd(szCurrent,&szCurrent)) {
-            break;
-        }
-
-        // "end\n" - Ends the triangles section
-        if (TokenMatch(szCurrent,"end",3)) {
-            break;
-        }
-        ParseTriangle(szCurrent,&szCurrent);
-    }
-    SkipSpacesAndLineEnd(szCurrent,&szCurrent);
-    *szCurrentOut = szCurrent;
-}
-// ------------------------------------------------------------------------------------------------
-// Parse the vertex animation section of the file
-void SMDImporter::ParseVASection(const char* szCurrent, const char** szCurrentOut) {
-    unsigned int iCurIndex = 0;
-    for ( ;; ) {
-        if (!SkipSpacesAndLineEnd(szCurrent,&szCurrent)) {
-            break;
-        }
-
-        // "end\n" - Ends the "vertexanimation" section
-        if (TokenMatch(szCurrent,"end",3)) {
-            break;
-        }
-
-        // "time <n>\n"
-        if (TokenMatch(szCurrent,"time",4)) {
-            // NOTE: The doc says that time values COULD be negative ...
-            // NOTE2: this is the shape key -> valve docs
-            int iTime = 0;
-            if(!ParseSignedInt(szCurrent,&szCurrent,iTime) || configFrameID != (unsigned int)iTime) {
-                break;
-            }
-            SkipLine(szCurrent,&szCurrent);
-        } else {
-            if(0 == iCurIndex) {
-                asTriangles.push_back(SMD::Face());
-            }
-            if (++iCurIndex == 3) {
-                iCurIndex = 0;
-            }
-            ParseVertex(szCurrent,&szCurrent,asTriangles.back().avVertices[iCurIndex],true);
-        }
-    }
-
-    if (iCurIndex != 2 && !asTriangles.empty()) {
-        // we want to no degenerates, so throw this triangle away
-        asTriangles.pop_back();
-    }
-
-    SkipSpacesAndLineEnd(szCurrent,&szCurrent);
-    *szCurrentOut = szCurrent;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Parse the skeleton section of the file
-void SMDImporter::ParseSkeletonSection(const char* szCurrent, const char** szCurrentOut) {
-    int iTime = 0;
-    for ( ;; ) {
-        if (!SkipSpacesAndLineEnd(szCurrent,&szCurrent)) {
-            break;
-        }
-
-        // "end\n" - Ends the skeleton section
-        if (TokenMatch(szCurrent,"end",3)) {
-            break;
-        } else if (TokenMatch(szCurrent,"time",4)) {
-        // "time <n>\n" - Specifies the current animation frame
-            if(!ParseSignedInt(szCurrent,&szCurrent,iTime)) {
-                break;
-            }
-
-            iSmallestFrame = std::min(iSmallestFrame,iTime);
-            SkipLine(szCurrent,&szCurrent);
-        } else {
-            ParseSkeletonElement(szCurrent,&szCurrent,iTime);
-        }
-    }
-    *szCurrentOut = szCurrent;
-}
-
-// ------------------------------------------------------------------------------------------------
-#define SMDI_PARSE_RETURN { \
-    SkipLine(szCurrent,&szCurrent); \
-    *szCurrentOut = szCurrent; \
-    return; \
-}
-// ------------------------------------------------------------------------------------------------
-// Parse a node line
-void SMDImporter::ParseNodeInfo(const char* szCurrent, const char** szCurrentOut) {
-    unsigned int iBone  = 0;
-    SkipSpacesAndLineEnd(szCurrent,&szCurrent);
-    if ( !ParseUnsignedInt(szCurrent,&szCurrent,iBone) || !SkipSpaces(szCurrent,&szCurrent)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing bone index");
-        SMDI_PARSE_RETURN;
-    }
-    // add our bone to the list
-    if (iBone >= asBones.size()) {
-        asBones.resize(iBone+1);
-    }
-    SMD::Bone& bone = asBones[iBone];
-
-    bool bQuota = true;
-    if ('\"' != *szCurrent) {
-        LogWarning("Bone name is expected to be enclosed in "
-            "double quotation marks. ");
-        bQuota = false;
-    } else {
-        ++szCurrent;
-    }
-
-    const char* szEnd = szCurrent;
-    for ( ;; ) {
-        if (bQuota && '\"' == *szEnd) {
-            iBone = (unsigned int)(szEnd - szCurrent);
-            ++szEnd;
-            break;
-        } else if (!bQuota && IsSpaceOrNewLine(*szEnd)) {
-            iBone = (unsigned int)(szEnd - szCurrent);
-            break;
-        } else if (!(*szEnd)) {
-            LogErrorNoThrow("Unexpected EOF/EOL while parsing bone name");
-            SMDI_PARSE_RETURN;
-        }
-        ++szEnd;
-    }
-    bone.mName = std::string(szCurrent,iBone);
-    szCurrent = szEnd;
-
-    // the only negative bone parent index that could occur is -1 AFAIK
-    if(!ParseSignedInt(szCurrent,&szCurrent,(int&)bone.iParent))  {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing bone parent index. Assuming -1");
-        SMDI_PARSE_RETURN;
-    }
-
-    // go to the beginning of the next line
-    SMDI_PARSE_RETURN;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Parse a skeleton element
-void SMDImporter::ParseSkeletonElement(const char* szCurrent, const char** szCurrentOut,int iTime) {
-    aiVector3D vPos;
-    aiVector3D vRot;
-
-    unsigned int iBone  = 0;
-    if(!ParseUnsignedInt(szCurrent,&szCurrent,iBone)) {
-        ASSIMP_LOG_ERROR("Unexpected EOF/EOL while parsing bone index");
-        SMDI_PARSE_RETURN;
-    }
-    if (iBone >= asBones.size()) {
-        LogErrorNoThrow("Bone index in skeleton section is out of range");
-        SMDI_PARSE_RETURN;
-    }
-    SMD::Bone& bone = asBones[iBone];
-
-    bone.sAnim.asKeys.push_back(SMD::Bone::Animation::MatrixKey());
-    SMD::Bone::Animation::MatrixKey& key = bone.sAnim.asKeys.back();
-
-    key.dTime = (double)iTime;
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vPos.x)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.pos.x");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vPos.y)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.pos.y");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vPos.z)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.pos.z");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vRot.x)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.rot.x");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vRot.y)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.rot.y");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vRot.z)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.rot.z");
-        SMDI_PARSE_RETURN;
-    }
-    // build the transformation matrix of the key
-    key.matrix.FromEulerAnglesXYZ(vRot.x,vRot.y,vRot.z); {
-        aiMatrix4x4 mTemp;
-        mTemp.a4 = vPos.x;
-        mTemp.b4 = vPos.y;
-        mTemp.c4 = vPos.z;
-        key.matrix = mTemp * key.matrix;
-    }
-    key.vPos = vPos;
-    key.vRot = vRot;
-    // go to the beginning of the next line
-    SMDI_PARSE_RETURN;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Parse a triangle
-void SMDImporter::ParseTriangle(const char* szCurrent, const char** szCurrentOut) {
-    asTriangles.push_back(SMD::Face());
-    SMD::Face& face = asTriangles.back();
-
-    if(!SkipSpaces(szCurrent,&szCurrent)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing a triangle");
-        return;
-    }
-
-    // read the texture file name
-    const char* szLast = szCurrent;
-    while (!IsSpaceOrNewLine(*++szCurrent));
-
-    // ... and get the index that belongs to this file name
-    face.iTexture = GetTextureIndex(std::string(szLast,(uintptr_t)szCurrent-(uintptr_t)szLast));
-
-    SkipSpacesAndLineEnd(szCurrent,&szCurrent);
-
-    // load three vertices
-    for (unsigned int iVert = 0; iVert < 3;++iVert) {
-        ParseVertex(szCurrent,&szCurrent, face.avVertices[iVert]);
-    }
-    *szCurrentOut = szCurrent;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Parse a float
-bool SMDImporter::ParseFloat(const char* szCurrent, const char** szCurrentOut, float& out) {
-    if(!SkipSpaces(&szCurrent)) {
-        return false;
-    }
-
-    *szCurrentOut = fast_atoreal_move<float>(szCurrent,out);
-    return true;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Parse an unsigned int
-bool SMDImporter::ParseUnsignedInt(const char* szCurrent, const char** szCurrentOut, unsigned int& out) {
-    if(!SkipSpaces(&szCurrent)) {
-        return false;
-    }
-
-    out = strtoul10(szCurrent,szCurrentOut);
-    return true;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Parse a signed int
-bool SMDImporter::ParseSignedInt(const char* szCurrent, const char** szCurrentOut, int& out) {
-    if(!SkipSpaces(&szCurrent)) {
-        return false;
-    }
-
-    out = strtol10(szCurrent,szCurrentOut);
-    return true;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Parse a vertex
-void SMDImporter::ParseVertex(const char* szCurrent,
-        const char** szCurrentOut, SMD::Vertex& vertex,
-        bool bVASection /*= false*/) {
-    if (SkipSpaces(&szCurrent) && IsLineEnd(*szCurrent)) {
-        SkipSpacesAndLineEnd(szCurrent,&szCurrent);
-        return ParseVertex(szCurrent,szCurrentOut,vertex,bVASection);
-    }
-    if(!ParseSignedInt(szCurrent,&szCurrent,(int&)vertex.iParentNode)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.parent");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.pos.x)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.pos.x");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.pos.y)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.pos.y");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.pos.z)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.pos.z");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.nor.x)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.nor.x");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.nor.y)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.nor.y");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.nor.z)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.nor.z");
-        SMDI_PARSE_RETURN;
-    }
-
-    if (bVASection) {
-        SMDI_PARSE_RETURN;
-    }
-
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.uv.x)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.uv.x");
-        SMDI_PARSE_RETURN;
-    }
-    if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.uv.y)) {
-        LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.uv.y");
-        SMDI_PARSE_RETURN;
-    }
-
-    // now read the number of bones affecting this vertex
-    // all elements from now are fully optional, we don't need them
-    unsigned int iSize = 0;
-    if(!ParseUnsignedInt(szCurrent,&szCurrent,iSize)) {
-        SMDI_PARSE_RETURN;
-    }
-    vertex.aiBoneLinks.resize(iSize,std::pair<unsigned int, float>(0,0.0f));
-
-    for (std::vector<std::pair<unsigned int, float> >::iterator
-            i =  vertex.aiBoneLinks.begin();
-            i != vertex.aiBoneLinks.end();++i) {
-        if(!ParseUnsignedInt(szCurrent,&szCurrent,(*i).first)) {
-            SMDI_PARSE_RETURN;
-        }
-        if(!ParseFloat(szCurrent,&szCurrent,(*i).second)) {
-            SMDI_PARSE_RETURN;
-        }
-    }
-
-    // go to the beginning of the next line
-    SMDI_PARSE_RETURN;
-}
-
-#endif // !! ASSIMP_BUILD_NO_SMD_IMPORTER
diff --git a/libs/assimp/code/AssetLib/SMD/SMDLoader.h b/libs/assimp/code/AssetLib/SMD/SMDLoader.h
deleted file mode 100644
index db882a2..0000000
--- a/libs/assimp/code/AssetLib/SMD/SMDLoader.h
+++ /dev/null
@@ -1,395 +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  SMDLoader.h
- *  @brief Definition of the Valve SMD file format
- */
-
-#pragma once
-#ifndef AI_SMDLOADER_H_INCLUDED
-#define AI_SMDLOADER_H_INCLUDED
-
-#include <assimp/BaseImporter.h>
-#include <assimp/ParsingUtils.h>
-#include <assimp/types.h>
-#include <assimp/texture.h>
-#include <assimp/anim.h>
-#include <assimp/material.h>
-
-#include <vector>
-
-struct aiNode;
-
-namespace Assimp {
-namespace SMD {
-
-// ---------------------------------------------------------------------------
-/** Data structure for a vertex in a SMD file
-*/
-struct Vertex {
-    Vertex() AI_NO_EXCEPT : iParentNode(UINT_MAX) {
-        // empty
-    }
-
-    //! Vertex position, normal and texture coordinate
-    aiVector3D pos,nor,uv;
-
-    //! Vertex parent node
-    unsigned int iParentNode;
-
-    //! Links to bones: pair.first is the bone index,
-    //! pair.second is the vertex weight.
-    //! WARN: The remaining weight (to reach 1.0f) is assigned
-    //! to the parent node/bone
-    std::vector<std::pair<unsigned int, float> > aiBoneLinks;
-};
-
-// ---------------------------------------------------------------------------
-/** Data structure for a face in a SMD file
-*/
-struct Face {
-    Face() AI_NO_EXCEPT :
-            iTexture(0x0), avVertices{} {
-        // empty
-    }
-    
-    //! Texture index for the face
-    unsigned int iTexture;
-
-    //! The three vertices of the face
-    Vertex avVertices[3];
-};
-
-// ---------------------------------------------------------------------------
-/** Data structure for a bone in a SMD file
-*/
-struct Bone {
-    //! Default constructor
-    Bone() AI_NO_EXCEPT : iParent(UINT_MAX), bIsUsed(false) {
-        // empty
-    }
-
-    //! Name of the bone
-    std::string mName;
-
-    //! Parent of the bone
-    uint32_t iParent;
-
-    //! Animation of the bone
-    struct Animation {
-        //! Public default constructor
-        Animation() AI_NO_EXCEPT : iFirstTimeKey() {
-            asKeys.reserve(20);
-        }
-
-        //! Data structure for a matrix key
-        struct MatrixKey {
-            //! Matrix at this time
-            aiMatrix4x4 matrix;
-
-            //! Absolute transformation matrix
-            aiMatrix4x4 matrixAbsolute;
-
-            //! Position
-            aiVector3D vPos;
-
-            //! Rotation (euler angles)
-            aiVector3D vRot;
-
-            //! Current time. may be negative, this
-            //! will be fixed later
-            double dTime;
-        };
-
-        //! Index of the key with the smallest time value
-        uint32_t iFirstTimeKey;
-
-        //! Array of matrix keys
-        std::vector<MatrixKey> asKeys;
-
-    } sAnim;
-
-    //! Offset matrix of the bone
-    aiMatrix4x4 mOffsetMatrix;
-
-    //! true if the bone is referenced by at least one mesh
-    bool bIsUsed;
-};
-
-} //! namespace SMD
-
-// ---------------------------------------------------------------------------
-/** Used to load Half-life 1 and 2 SMD models
-*/
-class ASSIMP_API SMDImporter : public BaseImporter {
-public:
-    SMDImporter();
-    ~SMDImporter() 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;
-
-    // -------------------------------------------------------------------
-    /** Called prior to ReadFile().
-     * The function is a request to the importer to update its configuration
-     * basing on the Importer's configuration property list.
-     */
-    void SetupProperties(const Importer* pImp) 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;
-
-    // -------------------------------------------------------------------
-    /** Parse the SMD file and create the output scene
-    */
-    void ParseFile();
-    void ReadSmd(const std::string &pFile, IOSystem* pIOHandler);
-
-    // -------------------------------------------------------------------
-    /** Parse the triangles section of the SMD file
-     * \param szCurrent Current position in the file. Points to the first
-     * data line of the section.
-     * \param szCurrentOut Receives a pointer to the heading line of
-     * the next section (or to EOF)
-    */
-    void ParseTrianglesSection(const char* szCurrent,
-        const char** szCurrentOut);
-
-    // -------------------------------------------------------------------
-    /** Parse the vertex animation section in VTA files
-     * \param szCurrent Current position in the file. Points to the first
-     * data line of the section.
-     * \param szCurrentOut Receives a pointer to the heading line of
-     * the next section (or to EOF)
-    */
-    void ParseVASection(const char* szCurrent,
-        const char** szCurrentOut);
-
-    // -------------------------------------------------------------------
-    /** Parse the nodes section of the SMD file
-     * \param szCurrent Current position in the file. Points to the first
-     * data line of the section.
-     * \param szCurrentOut Receives a pointer to the heading line of
-     * the next section (or to EOF)
-    */
-    void ParseNodesSection(const char* szCurrent,
-        const char** szCurrentOut);
-
-    // -------------------------------------------------------------------
-    /** Parse the skeleton section of the SMD file
-     * \param szCurrent Current position in the file. Points to the first
-     * data line of the section.
-     * \param szCurrentOut Receives a pointer to the heading line of
-     * the next section (or to EOF)
-    */
-    void ParseSkeletonSection(const char* szCurrent,
-        const char** szCurrentOut);
-
-    // -------------------------------------------------------------------
-    /** Parse a single triangle in the SMD file
-     * \param szCurrent Current position in the file. Points to the first
-     * data line of the section.
-     * \param szCurrentOut Receives the output cursor position
-    */
-    void ParseTriangle(const char* szCurrent,
-        const char** szCurrentOut);
-
-
-    // -------------------------------------------------------------------
-    /** Parse a single vertex in the SMD file
-     * \param szCurrent Current position in the file. Points to the first
-     * data line of the section.
-     * \param szCurrentOut Receives the output cursor position
-     * \param vertex Vertex to be filled
-    */
-    void ParseVertex(const char* szCurrent,
-        const char** szCurrentOut, SMD::Vertex& vertex,
-        bool bVASection = false);
-
-    // -------------------------------------------------------------------
-    /** Get  the index of a texture. If the texture was not yet known
-     *  it will be added to the internal texture list.
-     * \param filename Name of the texture
-     * \return Value texture index
-     */
-    unsigned int GetTextureIndex(const std::string& filename);
-
-    // -------------------------------------------------------------------
-    /** Parse a line in the skeleton section
-     */
-    void ParseSkeletonElement(const char* szCurrent,
-        const char** szCurrentOut,int iTime);
-
-    // -------------------------------------------------------------------
-    /** Parse a line in the nodes section
-     */
-    void ParseNodeInfo(const char* szCurrent,
-        const char** szCurrentOut);
-
-
-    // -------------------------------------------------------------------
-    /** Parse a floating-point value
-     */
-    bool ParseFloat(const char* szCurrent,
-        const char** szCurrentOut, float& out);
-
-    // -------------------------------------------------------------------
-    /** Parse an unsigned integer. There may be no sign!
-     */
-    bool ParseUnsignedInt(const char* szCurrent,
-        const char** szCurrentOut, unsigned int& out);
-
-    // -------------------------------------------------------------------
-    /** Parse a signed integer. Signs (+,-) are handled.
-     */
-    bool ParseSignedInt(const char* szCurrent,
-        const char** szCurrentOut, int& out);
-
-    // -------------------------------------------------------------------
-    /** Fix invalid time values in the file
-     */
-    void FixTimeValues();
-
-    // -------------------------------------------------------------------
-    /** Add all children of a bone as subnodes to a node
-     * \param pcNode Parent node
-     * \param iParent Parent bone index
-     */
-    void AddBoneChildren(aiNode* pcNode, uint32_t iParent);
-
-    // -------------------------------------------------------------------
-    /** Build output meshes/materials/nodes/animations
-     */
-    void CreateOutputMeshes();
-    void CreateOutputNodes();
-    void CreateOutputAnimations(const std::string &pFile, IOSystem* pIOHandler);
-    void CreateOutputAnimation(int index, const std::string &name);
-    void GetAnimationFileList(const std::string &pFile, IOSystem* pIOHandler, std::vector<std::tuple<std::string, std::string>>& outList);
-    void CreateOutputMaterials();
-
-
-    // -------------------------------------------------------------------
-    /** Print a log message together with the current line number
-     */
-    void LogErrorNoThrow(const char* msg);
-    void LogWarning(const char* msg);
-
-
-    // -------------------------------------------------------------------
-    inline bool SkipLine( const char* in, const char** out)
-    {
-        Assimp::SkipLine(in,out);
-        ++iLineNumber;
-        return true;
-    }
-    // -------------------------------------------------------------------
-    inline bool SkipSpacesAndLineEnd( const char* in, const char** out)
-    {
-        ++iLineNumber;
-        return Assimp::SkipSpacesAndLineEnd(in,out);
-    }
-
-private:
-
-    /** Configuration option: frame to be loaded */
-    unsigned int configFrameID;
-
-    /** Buffer to hold the loaded file */
-    std::vector<char> mBuffer;
-
-    /** Output scene to be filled
-    */
-    aiScene* pScene;
-
-    /** Size of the input file in bytes
-     */
-    unsigned int iFileSize;
-
-    /** Array of textures found in the file
-     */
-    std::vector<std::string> aszTextures;
-
-    /** Array of triangles found in the file
-     */
-    std::vector<SMD::Face> asTriangles;
-
-    /** Array of bones found in the file
-     */
-    std::vector<SMD::Bone> asBones;
-
-    /** Smallest frame index found in the skeleton
-     */
-    int iSmallestFrame;
-
-    /** Length of the whole animation, in frames
-     */
-    double dLengthOfAnim;
-
-    /** Do we have texture coordinates?
-     */
-    bool bHasUVs;
-
-    /** Current line number
-     */
-    unsigned int iLineNumber;
-
-    bool bLoadAnimationList = true;
-    bool noSkeletonMesh = false;
-};
-
-} // end of namespace Assimp
-
-#endif // AI_SMDIMPORTER_H_INC