switch to tinyobj and nanovg from assimp and cairo

2 files changed, 0 insertions, 876 deletions

diff --git a/libs/assimp/code/AssetLib/B3D/B3DImporter.cpp b/libs/assimp/code/AssetLib/B3D/B3DImporter.cpp
deleted file mode 100644
index c4ef75b..0000000
--- a/libs/assimp/code/AssetLib/B3D/B3DImporter.cpp
+++ /dev/null
@@ -1,744 +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  B3DImporter.cpp
- *  @brief Implementation of the b3d importer class
- */
-
-#ifndef ASSIMP_BUILD_NO_B3D_IMPORTER
-
-// internal headers
-#include "AssetLib/B3D/B3DImporter.h"
-#include "PostProcessing/ConvertToLHProcess.h"
-#include "PostProcessing/TextureTransform.h"
-
-#include <assimp/StringUtils.h>
-#include <assimp/anim.h>
-#include <assimp/importerdesc.h>
-#include <assimp/scene.h>
-#include <assimp/DefaultLogger.hpp>
-#include <assimp/IOSystem.hpp>
-
-#include <memory>
-
-using namespace Assimp;
-using namespace std;
-
-static const aiImporterDesc desc = {
-    "BlitzBasic 3D Importer",
-    "",
-    "",
-    "http://www.blitzbasic.com/",
-    aiImporterFlags_SupportBinaryFlavour,
-    0,
-    0,
-    0,
-    0,
-    "b3d"
-};
-
-#ifdef _MSC_VER
-#pragma warning(disable : 4018)
-#endif
-
-//#define DEBUG_B3D
-
-template<typename T>
-void DeleteAllBarePointers(std::vector<T> &x) {
-    for (auto p : x) {
-        delete p;
-    }
-}
-
-B3DImporter::~B3DImporter() {
-    // empty
-}
-
-// ------------------------------------------------------------------------------------------------
-bool B3DImporter::CanRead(const std::string &pFile, IOSystem * /*pIOHandler*/, bool /*checkSig*/) const {
-    size_t pos = pFile.find_last_of('.');
-    if (pos == string::npos) {
-        return false;
-    }
-
-    string ext = pFile.substr(pos + 1);
-    if (ext.size() != 3) {
-        return false;
-    }
-
-    return (ext[0] == 'b' || ext[0] == 'B') && (ext[1] == '3') && (ext[2] == 'd' || ext[2] == 'D');
-}
-
-// ------------------------------------------------------------------------------------------------
-// Loader meta information
-const aiImporterDesc *B3DImporter::GetInfo() const {
-    return &desc;
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::InternReadFile(const std::string &pFile, aiScene *pScene, IOSystem *pIOHandler) {
-    std::unique_ptr<IOStream> file(pIOHandler->Open(pFile));
-
-    // Check whether we can read from the file
-    if (file.get() == nullptr) {
-        throw DeadlyImportError("Failed to open B3D file ", pFile, ".");
-    }
-
-    // check whether the .b3d file is large enough to contain
-    // at least one chunk.
-    size_t fileSize = file->FileSize();
-    if (fileSize < 8) {
-        throw DeadlyImportError("B3D File is too small.");
-    }
-
-    _pos = 0;
-    _buf.resize(fileSize);
-    file->Read(&_buf[0], 1, fileSize);
-    _stack.clear();
-
-    ReadBB3D(pScene);
-}
-
-// ------------------------------------------------------------------------------------------------
-AI_WONT_RETURN void B3DImporter::Oops() {
-    throw DeadlyImportError("B3D Importer - INTERNAL ERROR");
-}
-
-// ------------------------------------------------------------------------------------------------
-AI_WONT_RETURN void B3DImporter::Fail(const string &str) {
-#ifdef DEBUG_B3D
-    ASSIMP_LOG_ERROR("Error in B3D file data: ", str);
-#endif
-    throw DeadlyImportError("B3D Importer - error in B3D file data: ", str);
-}
-
-// ------------------------------------------------------------------------------------------------
-int B3DImporter::ReadByte() {
-    if (_pos > _buf.size()) {
-        Fail("EOF");
-    }
-
-    return _buf[_pos++];
-}
-
-// ------------------------------------------------------------------------------------------------
-int B3DImporter::ReadInt() {
-    if (_pos + 4 > _buf.size()) {
-        Fail("EOF");
-    }
-
-    int n;
-    memcpy(&n, &_buf[_pos], 4);
-    _pos += 4;
-
-    return n;
-}
-
-// ------------------------------------------------------------------------------------------------
-float B3DImporter::ReadFloat() {
-    if (_pos + 4 > _buf.size()) {
-        Fail("EOF");
-    }
-
-    float n;
-    memcpy(&n, &_buf[_pos], 4);
-    _pos += 4;
-
-    return n;
-}
-
-// ------------------------------------------------------------------------------------------------
-aiVector2D B3DImporter::ReadVec2() {
-    float x = ReadFloat();
-    float y = ReadFloat();
-    return aiVector2D(x, y);
-}
-
-// ------------------------------------------------------------------------------------------------
-aiVector3D B3DImporter::ReadVec3() {
-    float x = ReadFloat();
-    float y = ReadFloat();
-    float z = ReadFloat();
-    return aiVector3D(x, y, z);
-}
-
-// ------------------------------------------------------------------------------------------------
-aiQuaternion B3DImporter::ReadQuat() {
-    // (aramis_acg) Fix to adapt the loader to changed quat orientation
-    float w = -ReadFloat();
-    float x = ReadFloat();
-    float y = ReadFloat();
-    float z = ReadFloat();
-    return aiQuaternion(w, x, y, z);
-}
-
-// ------------------------------------------------------------------------------------------------
-string B3DImporter::ReadString() {
-    if (_pos > _buf.size()) {
-        Fail("EOF");
-    }
-    string str;
-    while (_pos < _buf.size()) {
-        char c = (char)ReadByte();
-        if (!c) {
-            return str;
-        }
-        str += c;
-    }
-    return string();
-}
-
-// ------------------------------------------------------------------------------------------------
-string B3DImporter::ReadChunk() {
-    string tag;
-    for (int i = 0; i < 4; ++i) {
-        tag += char(ReadByte());
-    }
-#ifdef DEBUG_B3D
-    ASSIMP_LOG_DEBUG("ReadChunk: ", tag);
-#endif
-    unsigned sz = (unsigned)ReadInt();
-    _stack.push_back(_pos + sz);
-    return tag;
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::ExitChunk() {
-    _pos = _stack.back();
-    _stack.pop_back();
-}
-
-// ------------------------------------------------------------------------------------------------
-size_t B3DImporter::ChunkSize() {
-    return _stack.back() - _pos;
-}
-// ------------------------------------------------------------------------------------------------
-
-template <class T>
-T *B3DImporter::to_array(const vector<T> &v) {
-    if (v.empty()) {
-        return 0;
-    }
-    T *p = new T[v.size()];
-    for (size_t i = 0; i < v.size(); ++i) {
-        p[i] = v[i];
-    }
-    return p;
-}
-
-// ------------------------------------------------------------------------------------------------
-template <class T>
-T **unique_to_array(vector<std::unique_ptr<T>> &v) {
-    if (v.empty()) {
-        return 0;
-    }
-    T **p = new T *[v.size()];
-    for (size_t i = 0; i < v.size(); ++i) {
-        p[i] = v[i].release();
-    }
-    return p;
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadTEXS() {
-    while (ChunkSize()) {
-        string name = ReadString();
-        /*int flags=*/ReadInt();
-        /*int blend=*/ReadInt();
-        /*aiVector2D pos=*/ReadVec2();
-        /*aiVector2D scale=*/ReadVec2();
-        /*float rot=*/ReadFloat();
-
-        _textures.push_back(name);
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadBRUS() {
-    int n_texs = ReadInt();
-    if (n_texs < 0 || n_texs > 8) {
-        Fail("Bad texture count");
-    }
-    while (ChunkSize()) {
-        string name = ReadString();
-        aiVector3D color = ReadVec3();
-        float alpha = ReadFloat();
-        float shiny = ReadFloat();
-        /*int blend=**/ ReadInt();
-        int fx = ReadInt();
-
-        std::unique_ptr<aiMaterial> mat(new aiMaterial);
-
-        // Name
-        aiString ainame(name);
-        mat->AddProperty(&ainame, AI_MATKEY_NAME);
-
-        // Diffuse color
-        mat->AddProperty(&color, 1, AI_MATKEY_COLOR_DIFFUSE);
-
-        // Opacity
-        mat->AddProperty(&alpha, 1, AI_MATKEY_OPACITY);
-
-        // Specular color
-        aiColor3D speccolor(shiny, shiny, shiny);
-        mat->AddProperty(&speccolor, 1, AI_MATKEY_COLOR_SPECULAR);
-
-        // Specular power
-        float specpow = shiny * 128;
-        mat->AddProperty(&specpow, 1, AI_MATKEY_SHININESS);
-
-        // Double sided
-        if (fx & 0x10) {
-            int i = 1;
-            mat->AddProperty(&i, 1, AI_MATKEY_TWOSIDED);
-        }
-
-        //Textures
-        for (int i = 0; i < n_texs; ++i) {
-            int texid = ReadInt();
-            if (texid < -1 || (texid >= 0 && texid >= static_cast<int>(_textures.size()))) {
-                Fail("Bad texture id");
-            }
-            if (i == 0 && texid >= 0) {
-                aiString texname(_textures[texid]);
-                mat->AddProperty(&texname, AI_MATKEY_TEXTURE_DIFFUSE(0));
-            }
-        }
-        _materials.emplace_back(std::move(mat));
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadVRTS() {
-    _vflags = ReadInt();
-    _tcsets = ReadInt();
-    _tcsize = ReadInt();
-    if (_tcsets < 0 || _tcsets > 4 || _tcsize < 0 || _tcsize > 4) {
-        Fail("Bad texcoord data");
-    }
-
-    int sz = 12 + (_vflags & 1 ? 12 : 0) + (_vflags & 2 ? 16 : 0) + (_tcsets * _tcsize * 4);
-    size_t n_verts = ChunkSize() / sz;
-
-    int v0 = static_cast<int>(_vertices.size());
-    _vertices.resize(v0 + n_verts);
-
-    for (unsigned int i = 0; i < n_verts; ++i) {
-        Vertex &v = _vertices[v0 + i];
-
-        memset(v.bones, 0, sizeof(v.bones));
-        memset(v.weights, 0, sizeof(v.weights));
-
-        v.vertex = ReadVec3();
-
-        if (_vflags & 1) {
-            v.normal = ReadVec3();
-        }
-
-        if (_vflags & 2) {
-            ReadQuat(); //skip v 4bytes...
-        }
-
-        for (int j = 0; j < _tcsets; ++j) {
-            float t[4] = { 0, 0, 0, 0 };
-            for (int k = 0; k < _tcsize; ++k) {
-                t[k] = ReadFloat();
-            }
-            t[1] = 1 - t[1];
-            if (!j) {
-                v.texcoords = aiVector3D(t[0], t[1], t[2]);
-            }
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadTRIS(int v0) {
-    int matid = ReadInt();
-    if (matid == -1) {
-        matid = 0;
-    } else if (matid < 0 || matid >= (int)_materials.size()) {
-#ifdef DEBUG_B3D
-        ASSIMP_LOG_ERROR("material id=", matid);
-#endif
-        Fail("Bad material id");
-    }
-
-    std::unique_ptr<aiMesh> mesh(new aiMesh);
-
-    mesh->mMaterialIndex = matid;
-    mesh->mNumFaces = 0;
-    mesh->mPrimitiveTypes = aiPrimitiveType_TRIANGLE;
-
-    size_t n_tris = ChunkSize() / 12;
-    aiFace *face = mesh->mFaces = new aiFace[n_tris];
-
-    for (unsigned int i = 0; i < n_tris; ++i) {
-        int i0 = ReadInt() + v0;
-        int i1 = ReadInt() + v0;
-        int i2 = ReadInt() + v0;
-        if (i0 < 0 || i0 >= (int)_vertices.size() || i1 < 0 || i1 >= (int)_vertices.size() || i2 < 0 || i2 >= (int)_vertices.size()) {
-#ifdef DEBUG_B3D
-            ASSIMP_LOG_ERROR("Bad triangle index: i0=", i0, ", i1=", i1, ", i2=", i2);
-#endif
-            Fail("Bad triangle index");
-            continue;
-        }
-        face->mNumIndices = 3;
-        face->mIndices = new unsigned[3];
-        face->mIndices[0] = i0;
-        face->mIndices[1] = i1;
-        face->mIndices[2] = i2;
-        ++mesh->mNumFaces;
-        ++face;
-    }
-
-    _meshes.emplace_back(std::move(mesh));
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadMESH() {
-    /*int matid=*/ReadInt();
-
-    int v0 = static_cast<int>(_vertices.size());
-
-    while (ChunkSize()) {
-        string t = ReadChunk();
-        if (t == "VRTS") {
-            ReadVRTS();
-        } else if (t == "TRIS") {
-            ReadTRIS(v0);
-        }
-        ExitChunk();
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadBONE(int id) {
-    while (ChunkSize()) {
-        int vertex = ReadInt();
-        float weight = ReadFloat();
-        if (vertex < 0 || vertex >= (int)_vertices.size()) {
-            Fail("Bad vertex index");
-        }
-
-        Vertex &v = _vertices[vertex];
-        for (int i = 0; i < 4; ++i) {
-            if (!v.weights[i]) {
-                v.bones[i] = static_cast<unsigned char>(id);
-                v.weights[i] = weight;
-                break;
-            }
-        }
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadKEYS(aiNodeAnim *nodeAnim) {
-    vector<aiVectorKey> trans, scale;
-    vector<aiQuatKey> rot;
-    int flags = ReadInt();
-    while (ChunkSize()) {
-        int frame = ReadInt();
-        if (flags & 1) {
-            trans.push_back(aiVectorKey(frame, ReadVec3()));
-        }
-        if (flags & 2) {
-            scale.push_back(aiVectorKey(frame, ReadVec3()));
-        }
-        if (flags & 4) {
-            rot.push_back(aiQuatKey(frame, ReadQuat()));
-        }
-    }
-
-    if (flags & 1) {
-        nodeAnim->mNumPositionKeys = static_cast<unsigned int>(trans.size());
-        nodeAnim->mPositionKeys = to_array(trans);
-    }
-
-    if (flags & 2) {
-        nodeAnim->mNumScalingKeys = static_cast<unsigned int>(scale.size());
-        nodeAnim->mScalingKeys = to_array(scale);
-    }
-
-    if (flags & 4) {
-        nodeAnim->mNumRotationKeys = static_cast<unsigned int>(rot.size());
-        nodeAnim->mRotationKeys = to_array(rot);
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadANIM() {
-    /*int flags=*/ReadInt();
-    int frames = ReadInt();
-    float fps = ReadFloat();
-
-    std::unique_ptr<aiAnimation> anim(new aiAnimation);
-
-    anim->mDuration = frames;
-    anim->mTicksPerSecond = fps;
-    _animations.emplace_back(std::move(anim));
-}
-
-// ------------------------------------------------------------------------------------------------
-aiNode *B3DImporter::ReadNODE(aiNode *parent) {
-
-    string name = ReadString();
-    aiVector3D t = ReadVec3();
-    aiVector3D s = ReadVec3();
-    aiQuaternion r = ReadQuat();
-
-    aiMatrix4x4 trans, scale, rot;
-
-    aiMatrix4x4::Translation(t, trans);
-    aiMatrix4x4::Scaling(s, scale);
-    rot = aiMatrix4x4(r.GetMatrix());
-
-    aiMatrix4x4 tform = trans * rot * scale;
-
-    int nodeid = static_cast<int>(_nodes.size());
-
-    aiNode *node = new aiNode(name);
-    _nodes.push_back(node);
-
-    node->mParent = parent;
-    node->mTransformation = tform;
-
-    std::unique_ptr<aiNodeAnim> nodeAnim;
-    vector<unsigned> meshes;
-    vector<aiNode *> children;
-
-    while (ChunkSize()) {
-        const string chunk = ReadChunk();
-        if (chunk == "MESH") {
-            unsigned int n = static_cast<unsigned int>(_meshes.size());
-            ReadMESH();
-            for (unsigned int i = n; i < static_cast<unsigned int>(_meshes.size()); ++i) {
-                meshes.push_back(i);
-            }
-        } else if (chunk == "BONE") {
-            ReadBONE(nodeid);
-        } else if (chunk == "ANIM") {
-            ReadANIM();
-        } else if (chunk == "KEYS") {
-            if (!nodeAnim) {
-                nodeAnim.reset(new aiNodeAnim);
-                nodeAnim->mNodeName = node->mName;
-            }
-            ReadKEYS(nodeAnim.get());
-        } else if (chunk == "NODE") {
-            aiNode *child = ReadNODE(node);
-            children.push_back(child);
-        }
-        ExitChunk();
-    }
-
-    if (nodeAnim) {
-        _nodeAnims.emplace_back(std::move(nodeAnim));
-    }
-
-    node->mNumMeshes = static_cast<unsigned int>(meshes.size());
-    node->mMeshes = to_array(meshes);
-
-    node->mNumChildren = static_cast<unsigned int>(children.size());
-    node->mChildren = to_array(children);
-
-    return node;
-}
-
-// ------------------------------------------------------------------------------------------------
-void B3DImporter::ReadBB3D(aiScene *scene) {
-
-    _textures.clear();
-
-    _materials.clear();
-
-    _vertices.clear();
-
-    _meshes.clear();
-
-    DeleteAllBarePointers(_nodes);
-    _nodes.clear();
-
-    _nodeAnims.clear();
-
-    _animations.clear();
-
-    string t = ReadChunk();
-    if (t == "BB3D") {
-        int version = ReadInt();
-
-        if (!DefaultLogger::isNullLogger()) {
-            char dmp[128];
-            ai_snprintf(dmp, 128, "B3D file format version: %i", version);
-            ASSIMP_LOG_INFO(dmp);
-        }
-
-        while (ChunkSize()) {
-            const string chunk = ReadChunk();
-            if (chunk == "TEXS") {
-                ReadTEXS();
-            } else if (chunk == "BRUS") {
-                ReadBRUS();
-            } else if (chunk == "NODE") {
-                ReadNODE(0);
-            }
-            ExitChunk();
-        }
-    }
-    ExitChunk();
-
-    if (!_nodes.size()) {
-        Fail("No nodes");
-    }
-
-    if (!_meshes.size()) {
-        Fail("No meshes");
-    }
-
-    // Fix nodes/meshes/bones
-    for (size_t i = 0; i < _nodes.size(); ++i) {
-        aiNode *node = _nodes[i];
-
-        for (size_t j = 0; j < node->mNumMeshes; ++j) {
-            aiMesh *mesh = _meshes[node->mMeshes[j]].get();
-
-            int n_tris = mesh->mNumFaces;
-            int n_verts = mesh->mNumVertices = n_tris * 3;
-
-            aiVector3D *mv = mesh->mVertices = new aiVector3D[n_verts], *mn = 0, *mc = 0;
-            if (_vflags & 1) {
-                mn = mesh->mNormals = new aiVector3D[n_verts];
-            }
-            if (_tcsets) {
-                mc = mesh->mTextureCoords[0] = new aiVector3D[n_verts];
-            }
-
-            aiFace *face = mesh->mFaces;
-
-            vector<vector<aiVertexWeight>> vweights(_nodes.size());
-
-            for (int vertIdx = 0; vertIdx < n_verts; vertIdx += 3) {
-                for (int faceIndex = 0; faceIndex < 3; ++faceIndex) {
-                    Vertex &v = _vertices[face->mIndices[faceIndex]];
-
-                    *mv++ = v.vertex;
-                    if (mn) *mn++ = v.normal;
-                    if (mc) *mc++ = v.texcoords;
-
-                    face->mIndices[faceIndex] = vertIdx + faceIndex;
-
-                    for (int k = 0; k < 4; ++k) {
-                        if (!v.weights[k])
-                            break;
-
-                        int bone = v.bones[k];
-                        float weight = v.weights[k];
-
-                        vweights[bone].push_back(aiVertexWeight(vertIdx + faceIndex, weight));
-                    }
-                }
-                ++face;
-            }
-
-            vector<aiBone *> bones;
-            for (size_t weightIndx = 0; weightIndx < vweights.size(); ++weightIndx) {
-                vector<aiVertexWeight> &weights = vweights[weightIndx];
-                if (!weights.size()) {
-                    continue;
-                }
-
-                aiBone *bone = new aiBone;
-                bones.push_back(bone);
-
-                aiNode *bnode = _nodes[weightIndx];
-
-                bone->mName = bnode->mName;
-                bone->mNumWeights = static_cast<unsigned int>(weights.size());
-                bone->mWeights = to_array(weights);
-
-                aiMatrix4x4 mat = bnode->mTransformation;
-                while (bnode->mParent) {
-                    bnode = bnode->mParent;
-                    mat = bnode->mTransformation * mat;
-                }
-                bone->mOffsetMatrix = mat.Inverse();
-            }
-            mesh->mNumBones = static_cast<unsigned int>(bones.size());
-            mesh->mBones = to_array(bones);
-        }
-    }
-
-    //nodes
-    scene->mRootNode = _nodes[0];
-    _nodes.clear(); // node ownership now belongs to scene
-
-    //material
-    if (!_materials.size()) {
-        _materials.emplace_back(std::unique_ptr<aiMaterial>(new aiMaterial));
-    }
-    scene->mNumMaterials = static_cast<unsigned int>(_materials.size());
-    scene->mMaterials = unique_to_array(_materials);
-
-    //meshes
-    scene->mNumMeshes = static_cast<unsigned int>(_meshes.size());
-    scene->mMeshes = unique_to_array(_meshes);
-
-    //animations
-    if (_animations.size() == 1 && _nodeAnims.size()) {
-
-        aiAnimation *anim = _animations.back().get();
-        anim->mNumChannels = static_cast<unsigned int>(_nodeAnims.size());
-        anim->mChannels = unique_to_array(_nodeAnims);
-
-        scene->mNumAnimations = static_cast<unsigned int>(_animations.size());
-        scene->mAnimations = unique_to_array(_animations);
-    }
-
-    // convert to RH
-    MakeLeftHandedProcess makeleft;
-    makeleft.Execute(scene);
-
-    FlipWindingOrderProcess flip;
-    flip.Execute(scene);
-}
-
-#endif // !! ASSIMP_BUILD_NO_B3D_IMPORTER
diff --git a/libs/assimp/code/AssetLib/B3D/B3DImporter.h b/libs/assimp/code/AssetLib/B3D/B3DImporter.h
deleted file mode 100644
index e47d907..0000000
--- a/libs/assimp/code/AssetLib/B3D/B3DImporter.h
+++ /dev/null
@@ -1,132 +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 Definition of the .b3d importer class.
- */
-#pragma once
-#ifndef AI_B3DIMPORTER_H_INC
-#define AI_B3DIMPORTER_H_INC
-
-#include <assimp/types.h>
-#include <assimp/mesh.h>
-#include <assimp/material.h>
-#include <assimp/BaseImporter.h>
-
-#include <memory>
-#include <vector>
-
-struct aiNodeAnim;
-struct aiNode;
-struct aiAnimation;
-
-namespace Assimp{
-
-class B3DImporter : public BaseImporter{
-public:
-    B3DImporter() = default;
-    ~B3DImporter() override;
-    bool CanRead( const std::string& pFile, IOSystem* pIOHandler, bool checkSig) const override;
-
-protected:
-    const aiImporterDesc* GetInfo () const override;
-    void InternReadFile( const std::string& pFile, aiScene* pScene, IOSystem* pIOHandler) override;
-
-private:
-
-    int ReadByte();
-    int ReadInt();
-    float ReadFloat();
-    aiVector2D ReadVec2();
-    aiVector3D ReadVec3();
-    aiQuaternion ReadQuat();
-    std::string ReadString();
-    std::string ReadChunk();
-    void ExitChunk();
-    size_t ChunkSize();
-
-    template<class T>
-    T *to_array( const std::vector<T> &v );
-
-    struct Vertex{
-        aiVector3D vertex;
-        aiVector3D normal;
-        aiVector3D texcoords;
-        unsigned char bones[4];
-        float weights[4];
-    };
-
-    AI_WONT_RETURN void Oops() AI_WONT_RETURN_SUFFIX;
-    AI_WONT_RETURN void Fail(const std::string &str) AI_WONT_RETURN_SUFFIX;
-
-    void ReadTEXS();
-    void ReadBRUS();
-
-    void ReadVRTS();
-    void ReadTRIS( int v0 );
-    void ReadMESH();
-    void ReadBONE( int id );
-    void ReadKEYS( aiNodeAnim *nodeAnim );
-    void ReadANIM();
-
-    aiNode *ReadNODE( aiNode *parent );
-
-    void ReadBB3D( aiScene *scene );
-
-    size_t _pos;
-    std::vector<unsigned char> _buf;
-    std::vector<size_t> _stack;
-
-    std::vector<std::string> _textures;
-    std::vector<std::unique_ptr<aiMaterial> > _materials;
-
-    int _vflags,_tcsets,_tcsize;
-    std::vector<Vertex> _vertices;
-
-    std::vector<aiNode*> _nodes;
-    std::vector<std::unique_ptr<aiMesh> > _meshes;
-    std::vector<std::unique_ptr<aiNodeAnim> > _nodeAnims;
-    std::vector<std::unique_ptr<aiAnimation> > _animations;
-};
-
-}
-
-#endif