switch to tinyobj and nanovg from assimp and cairo

4 files changed, 0 insertions, 934 deletions

diff --git a/libs/assimp/code/AssetLib/HMP/HMPFileData.h b/libs/assimp/code/AssetLib/HMP/HMPFileData.h
deleted file mode 100644
index b297136..0000000
--- a/libs/assimp/code/AssetLib/HMP/HMPFileData.h
+++ /dev/null
@@ -1,137 +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 Data structures for the 3D Game Studio Heightmap format (HMP)
-//!
-
-namespace Assimp    {
-namespace HMP   {
-
-#include <assimp/Compiler/pushpack1.h>
-#include <stdint.h>
-
-// to make it easier for us, we test the magic word against both "endianesses"
-#define AI_HMP_MAGIC_NUMBER_BE_4    AI_MAKE_MAGIC("HMP4")
-#define AI_HMP_MAGIC_NUMBER_LE_4    AI_MAKE_MAGIC("4PMH")
-
-#define AI_HMP_MAGIC_NUMBER_BE_5    AI_MAKE_MAGIC("HMP5")
-#define AI_HMP_MAGIC_NUMBER_LE_5    AI_MAKE_MAGIC("5PMH")
-
-#define AI_HMP_MAGIC_NUMBER_BE_7    AI_MAKE_MAGIC("HMP7")
-#define AI_HMP_MAGIC_NUMBER_LE_7    AI_MAKE_MAGIC("7PMH")
-
-// ---------------------------------------------------------------------------
-/** Data structure for the header of a HMP5 file.
- *  This is also used by HMP4 and HMP7, but with modifications
-*/
-struct Header_HMP5
-{
-    int8_t  ident[4]; // "HMP5"
-    int32_t     version;
-
-    // ignored
-    float   scale[3];
-    float   scale_origin[3];
-    float   boundingradius;
-
-    //! Size of one triangle in x direction
-    float   ftrisize_x;
-    //! Size of one triangle in y direction
-    float   ftrisize_y;
-    //! Number of vertices in x direction
-    float   fnumverts_x;
-
-    //! Number of skins in the file
-    int32_t     numskins;
-
-    // can ignore this?
-    int32_t     skinwidth;
-    int32_t     skinheight;
-
-    //!Number of vertices in the file
-    int32_t     numverts;
-
-    // ignored and zero
-    int32_t     numtris;
-
-    //! only one supported ...
-    int32_t     numframes;
-
-    //! Always 0 ...
-    int32_t     num_stverts;
-    int32_t     flags;
-    float   size;
-} PACK_STRUCT;
-
-// ---------------------------------------------------------------------------
-/** Data structure for a terrain vertex in a HMP4 file
-*/
-struct Vertex_HMP4
-{
-    uint16_t p_pos[3];
-    uint8_t normals162index;
-    uint8_t pad;
-} PACK_STRUCT;
-
-// ---------------------------------------------------------------------------
-/** Data structure for a terrain vertex in a HMP5 file
-*/
-struct Vertex_HMP5
-{
-    uint16_t z;
-    uint8_t normals162index;
-    uint8_t pad;
-} PACK_STRUCT;
-
-// ---------------------------------------------------------------------------
-/** Data structure for a terrain vertex in a HMP7 file
-*/
-struct Vertex_HMP7
-{
-    uint16_t     z;
-    int8_t normal_x,normal_y;
-} PACK_STRUCT;
-
-#include <assimp/Compiler/poppack1.h>
-
-} //! namespace HMP
-} //! namespace Assimp
diff --git a/libs/assimp/code/AssetLib/HMP/HMPLoader.cpp b/libs/assimp/code/AssetLib/HMP/HMPLoader.cpp
deleted file mode 100644
index 1625cb3..0000000
--- a/libs/assimp/code/AssetLib/HMP/HMPLoader.cpp
+++ /dev/null
@@ -1,508 +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 MDL importer class */
-
-#ifndef ASSIMP_BUILD_NO_HMP_IMPORTER
-
-// internal headers
-#include "AssetLib/HMP/HMPLoader.h"
-#include "AssetLib/MD2/MD2FileData.h"
-
-#include <assimp/StringUtils.h>
-#include <assimp/importerdesc.h>
-#include <assimp/scene.h>
-#include <assimp/DefaultLogger.hpp>
-#include <assimp/IOSystem.hpp>
-
-#include <memory>
-
-using namespace Assimp;
-
-static const aiImporterDesc desc = {
-    "3D GameStudio Heightmap (HMP) Importer",
-    "",
-    "",
-    "",
-    aiImporterFlags_SupportBinaryFlavour,
-    0,
-    0,
-    0,
-    0,
-    "hmp"
-};
-
-// ------------------------------------------------------------------------------------------------
-// Constructor to be privately used by Importer
-HMPImporter::HMPImporter() {
-    // nothing to do here
-}
-
-// ------------------------------------------------------------------------------------------------
-// Destructor, private as well
-HMPImporter::~HMPImporter() {
-    // nothing to do here
-}
-
-// ------------------------------------------------------------------------------------------------
-// Returns whether the class can handle the format of the given file.
-bool HMPImporter::CanRead(const std::string &pFile, IOSystem *pIOHandler, bool /*checkSig*/) const {
-    static const uint32_t tokens[] = {
-        AI_HMP_MAGIC_NUMBER_LE_4,
-        AI_HMP_MAGIC_NUMBER_LE_5,
-        AI_HMP_MAGIC_NUMBER_LE_7
-    };
-    return CheckMagicToken(pIOHandler, pFile, tokens, AI_COUNT_OF(tokens));
-}
-
-// ------------------------------------------------------------------------------------------------
-// Get list of all file extensions that are handled by this loader
-const aiImporterDesc *HMPImporter::GetInfo() const {
-    return &desc;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Imports the given file into the given scene structure.
-void HMPImporter::InternReadFile(const std::string &pFile,
-        aiScene *_pScene, IOSystem *_pIOHandler) {
-    pScene = _pScene;
-    mIOHandler = _pIOHandler;
-    std::unique_ptr<IOStream> file(mIOHandler->Open(pFile));
-
-    // Check whether we can read from the file
-    if (file.get() == nullptr) {
-        throw DeadlyImportError("Failed to open HMP file ", pFile, ".");
-    }
-
-    // Check whether the HMP file is large enough to contain
-    // at least the file header
-    const size_t fileSize = file->FileSize();
-    if (fileSize < 50)
-        throw DeadlyImportError("HMP File is too small.");
-
-    // Allocate storage and copy the contents of the file to a memory buffer
-    mBuffer = new uint8_t[fileSize];
-    file->Read((void *)mBuffer, 1, fileSize);
-    iFileSize = (unsigned int)fileSize;
-
-    // Determine the file subtype and call the appropriate member function
-    const uint32_t iMagic = *((uint32_t *)this->mBuffer);
-
-    // HMP4 format
-    if (AI_HMP_MAGIC_NUMBER_LE_4 == iMagic ||
-            AI_HMP_MAGIC_NUMBER_BE_4 == iMagic) {
-        ASSIMP_LOG_DEBUG("HMP subtype: 3D GameStudio A4, magic word is HMP4");
-        InternReadFile_HMP4();
-    }
-    // HMP5 format
-    else if (AI_HMP_MAGIC_NUMBER_LE_5 == iMagic ||
-             AI_HMP_MAGIC_NUMBER_BE_5 == iMagic) {
-        ASSIMP_LOG_DEBUG("HMP subtype: 3D GameStudio A5, magic word is HMP5");
-        InternReadFile_HMP5();
-    }
-    // HMP7 format
-    else if (AI_HMP_MAGIC_NUMBER_LE_7 == iMagic ||
-             AI_HMP_MAGIC_NUMBER_BE_7 == iMagic) {
-        ASSIMP_LOG_DEBUG("HMP subtype: 3D GameStudio A7, magic word is HMP7");
-        InternReadFile_HMP7();
-    } else {
-        // Print the magic word to the logger
-        std::string szBuffer = ai_str_toprintable((const char *)&iMagic, sizeof(iMagic));
-
-        delete[] mBuffer;
-        mBuffer = nullptr;
-
-        // We're definitely unable to load this file
-        throw DeadlyImportError("Unknown HMP subformat ", pFile,
-                                ". Magic word (", szBuffer, ") is not known");
-    }
-
-    // Set the AI_SCENE_FLAGS_TERRAIN bit
-    pScene->mFlags |= AI_SCENE_FLAGS_TERRAIN;
-
-    delete[] mBuffer;
-    mBuffer = nullptr;
-}
-
-// ------------------------------------------------------------------------------------------------
-void HMPImporter::ValidateHeader_HMP457() {
-    const HMP::Header_HMP5 *const pcHeader = (const HMP::Header_HMP5 *)mBuffer;
-
-    if (120 > iFileSize) {
-        throw DeadlyImportError("HMP file is too small (header size is "
-                                "120 bytes, this file is smaller)");
-    }
-
-    if (!pcHeader->ftrisize_x || !pcHeader->ftrisize_y)
-        throw DeadlyImportError("Size of triangles in either  x or y direction is zero");
-
-    if (pcHeader->fnumverts_x < 1.0f || (pcHeader->numverts / pcHeader->fnumverts_x) < 1.0f)
-        throw DeadlyImportError("Number of triangles in either x or y direction is zero");
-
-    if (!pcHeader->numframes)
-        throw DeadlyImportError("There are no frames. At least one should be there");
-}
-
-// ------------------------------------------------------------------------------------------------
-void HMPImporter::InternReadFile_HMP4() {
-    throw DeadlyImportError("HMP4 is currently not supported");
-}
-
-// ------------------------------------------------------------------------------------------------
-void HMPImporter::InternReadFile_HMP5() {
-    // read the file header and skip everything to byte 84
-    const HMP::Header_HMP5 *pcHeader = (const HMP::Header_HMP5 *)mBuffer;
-    const unsigned char *szCurrent = (const unsigned char *)(mBuffer + 84);
-    ValidateHeader_HMP457();
-
-    // generate an output mesh
-    pScene->mNumMeshes = 1;
-    pScene->mMeshes = new aiMesh *[1];
-    aiMesh *pcMesh = pScene->mMeshes[0] = new aiMesh();
-
-    pcMesh->mMaterialIndex = 0;
-    pcMesh->mVertices = new aiVector3D[pcHeader->numverts];
-    pcMesh->mNormals = new aiVector3D[pcHeader->numverts];
-
-    const unsigned int height = (unsigned int)(pcHeader->numverts / pcHeader->fnumverts_x);
-    const unsigned int width = (unsigned int)pcHeader->fnumverts_x;
-
-    // generate/load a material for the terrain
-    CreateMaterial(szCurrent, &szCurrent);
-
-    // goto offset 120, I don't know why ...
-    // (fixme) is this the frame header? I assume yes since it starts with 2.
-    szCurrent += 36;
-    SizeCheck(szCurrent + sizeof(const HMP::Vertex_HMP7) * height * width);
-
-    // now load all vertices from the file
-    aiVector3D *pcVertOut = pcMesh->mVertices;
-    aiVector3D *pcNorOut = pcMesh->mNormals;
-    const HMP::Vertex_HMP5 *src = (const HMP::Vertex_HMP5 *)szCurrent;
-    for (unsigned int y = 0; y < height; ++y) {
-        for (unsigned int x = 0; x < width; ++x) {
-            pcVertOut->x = x * pcHeader->ftrisize_x;
-            pcVertOut->y = y * pcHeader->ftrisize_y;
-            pcVertOut->z = (((float)src->z / 0xffff) - 0.5f) * pcHeader->ftrisize_x * 8.0f;
-            MD2::LookupNormalIndex(src->normals162index, *pcNorOut);
-            ++pcVertOut;
-            ++pcNorOut;
-            ++src;
-        }
-    }
-
-    // generate texture coordinates if necessary
-    if (pcHeader->numskins)
-        GenerateTextureCoords(width, height);
-
-    // now build a list of faces
-    CreateOutputFaceList(width, height);
-
-    // there is no nodegraph in HMP files. Simply assign the one mesh
-    // (no, not the one ring) to the root node
-    pScene->mRootNode = new aiNode();
-    pScene->mRootNode->mName.Set("terrain_root");
-    pScene->mRootNode->mNumMeshes = 1;
-    pScene->mRootNode->mMeshes = new unsigned int[1];
-    pScene->mRootNode->mMeshes[0] = 0;
-}
-
-// ------------------------------------------------------------------------------------------------
-void HMPImporter::InternReadFile_HMP7() {
-    // read the file header and skip everything to byte 84
-    const HMP::Header_HMP5 *const pcHeader = (const HMP::Header_HMP5 *)mBuffer;
-    const unsigned char *szCurrent = (const unsigned char *)(mBuffer + 84);
-    ValidateHeader_HMP457();
-
-    // generate an output mesh
-    pScene->mNumMeshes = 1;
-    pScene->mMeshes = new aiMesh *[1];
-    aiMesh *pcMesh = pScene->mMeshes[0] = new aiMesh();
-
-    pcMesh->mMaterialIndex = 0;
-    pcMesh->mVertices = new aiVector3D[pcHeader->numverts];
-    pcMesh->mNormals = new aiVector3D[pcHeader->numverts];
-
-    const unsigned int height = (unsigned int)(pcHeader->numverts / pcHeader->fnumverts_x);
-    const unsigned int width = (unsigned int)pcHeader->fnumverts_x;
-
-    // generate/load a material for the terrain
-    CreateMaterial(szCurrent, &szCurrent);
-
-    // goto offset 120, I don't know why ...
-    // (fixme) is this the frame header? I assume yes since it starts with 2.
-    szCurrent += 36;
-
-    SizeCheck(szCurrent + sizeof(const HMP::Vertex_HMP7) * height * width);
-
-    // now load all vertices from the file
-    aiVector3D *pcVertOut = pcMesh->mVertices;
-    ai_assert(pcVertOut != nullptr);
-    aiVector3D *pcNorOut = pcMesh->mNormals;
-    ai_assert(pcNorOut != nullptr);
-    const HMP::Vertex_HMP7 *src = (const HMP::Vertex_HMP7 *)szCurrent;
-    for (unsigned int y = 0; y < height; ++y) {
-        for (unsigned int x = 0; x < width; ++x) {
-            pcVertOut->x = x * pcHeader->ftrisize_x;
-            pcVertOut->y = y * pcHeader->ftrisize_y;
-
-            // FIXME: What exctly is the correct scaling factor to use?
-            // possibly pcHeader->scale_origin[2] in combination with a
-            // signed interpretation of src->z?
-            pcVertOut->z = (((float)src->z / 0xffff) - 0.5f) * pcHeader->ftrisize_x * 8.0f;
-
-            pcNorOut->x = ((float)src->normal_x / 0x80); // * pcHeader->scale_origin[0];
-            pcNorOut->y = ((float)src->normal_y / 0x80); // * pcHeader->scale_origin[1];
-            pcNorOut->z = 1.0f;
-            pcNorOut->Normalize();
-
-            ++pcVertOut;
-            ++pcNorOut;
-            ++src;
-        }
-    }
-
-    // generate texture coordinates if necessary
-    if (pcHeader->numskins) GenerateTextureCoords(width, height);
-
-    // now build a list of faces
-    CreateOutputFaceList(width, height);
-
-    // there is no nodegraph in HMP files. Simply assign the one mesh
-    // (no, not the One Ring) to the root node
-    pScene->mRootNode = new aiNode();
-    pScene->mRootNode->mName.Set("terrain_root");
-    pScene->mRootNode->mNumMeshes = 1;
-    pScene->mRootNode->mMeshes = new unsigned int[1];
-    pScene->mRootNode->mMeshes[0] = 0;
-}
-
-// ------------------------------------------------------------------------------------------------
-void HMPImporter::CreateMaterial(const unsigned char *szCurrent,
-        const unsigned char **szCurrentOut) {
-    aiMesh *const pcMesh = pScene->mMeshes[0];
-    const HMP::Header_HMP5 *const pcHeader = (const HMP::Header_HMP5 *)mBuffer;
-
-    // we don't need to generate texture coordinates if
-    // we have no textures in the file ...
-    if (pcHeader->numskins) {
-        pcMesh->mTextureCoords[0] = new aiVector3D[pcHeader->numverts];
-        pcMesh->mNumUVComponents[0] = 2;
-
-        // now read the first skin and skip all others
-        ReadFirstSkin(pcHeader->numskins, szCurrent, &szCurrent);
-        *szCurrentOut = szCurrent;
-        return;
-    } 
-
-    // generate a default material
-    const int iMode = (int)aiShadingMode_Gouraud;
-    aiMaterial *pcHelper = new aiMaterial();
-    pcHelper->AddProperty<int>(&iMode, 1, AI_MATKEY_SHADING_MODEL);
-
-    aiColor3D clr;
-    clr.b = clr.g = clr.r = 0.6f;
-    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);
-
-    // add the material to the scene
-    pScene->mNumMaterials = 1;
-    pScene->mMaterials = new aiMaterial *[1];
-    pScene->mMaterials[0] = pcHelper;
-    *szCurrentOut = szCurrent;
-}
-
-// ------------------------------------------------------------------------------------------------
-void HMPImporter::CreateOutputFaceList(unsigned int width, unsigned int height) {
-    aiMesh *const pcMesh = this->pScene->mMeshes[0];
-
-    // Allocate enough storage
-    pcMesh->mNumFaces = (width - 1) * (height - 1);
-    pcMesh->mFaces = new aiFace[pcMesh->mNumFaces];
-
-    pcMesh->mNumVertices = pcMesh->mNumFaces * 4;
-    aiVector3D *pcVertices = new aiVector3D[pcMesh->mNumVertices];
-    aiVector3D *pcNormals = new aiVector3D[pcMesh->mNumVertices];
-
-    aiFace *pcFaceOut(pcMesh->mFaces);
-    aiVector3D *pcVertOut = pcVertices;
-    aiVector3D *pcNorOut = pcNormals;
-
-    aiVector3D *pcUVs = pcMesh->mTextureCoords[0] ? new aiVector3D[pcMesh->mNumVertices] : nullptr;
-    aiVector3D *pcUVOut(pcUVs);
-
-    // Build the terrain square
-    const unsigned int upperBound = pcMesh->mNumVertices;
-    unsigned int iCurrent = 0;
-    for (unsigned int y = 0; y < height - 1; ++y) {
-        const size_t offset0 = y * width;
-        const size_t offset1 = (y + 1) * width;
-        for (unsigned int x = 0; x < width - 1; ++x, ++pcFaceOut) {
-            pcFaceOut->mNumIndices = 4;
-            pcFaceOut->mIndices = new unsigned int[4];
-            if ((offset0 + x + 1) >= upperBound){
-                continue;
-            }
-            if ((offset1 + x + 1) >= upperBound){
-                continue;
-            }
-
-            *pcVertOut++ = pcMesh->mVertices[offset0 + x];
-            *pcVertOut++ = pcMesh->mVertices[offset1 + x];
-            *pcVertOut++ = pcMesh->mVertices[offset1 + x + 1];
-            *pcVertOut++ = pcMesh->mVertices[offset0 + x + 1];
-
-            *pcNorOut++ = pcMesh->mNormals[offset0 + x];
-            *pcNorOut++ = pcMesh->mNormals[offset1 + x];
-            *pcNorOut++ = pcMesh->mNormals[offset1 + x + 1];
-            *pcNorOut++ = pcMesh->mNormals[offset0 + x + 1];
-
-            if (pcMesh->mTextureCoords[0]) {
-                *pcUVOut++ = pcMesh->mTextureCoords[0][offset0 + x];
-                *pcUVOut++ = pcMesh->mTextureCoords[0][offset1 + x];
-                *pcUVOut++ = pcMesh->mTextureCoords[0][offset1 + x + 1];
-                *pcUVOut++ = pcMesh->mTextureCoords[0][offset0 + x + 1];
-            }
-
-            for (unsigned int i = 0; i < 4; ++i)
-                pcFaceOut->mIndices[i] = iCurrent++;
-        }
-    }
-    delete[] pcMesh->mVertices;
-    pcMesh->mVertices = pcVertices;
-
-    delete[] pcMesh->mNormals;
-    pcMesh->mNormals = pcNormals;
-
-    if (pcMesh->mTextureCoords[0]) {
-        delete[] pcMesh->mTextureCoords[0];
-        pcMesh->mTextureCoords[0] = pcUVs;
-    }
-}
-
-// ------------------------------------------------------------------------------------------------
-void HMPImporter::ReadFirstSkin(unsigned int iNumSkins, const unsigned char *szCursor,
-        const unsigned char **szCursorOut) {
-    ai_assert(0 != iNumSkins);
-    ai_assert(nullptr != szCursor);
-
-    // read the type of the skin ...
-    // sometimes we need to skip 12 bytes here, I don't know why ...
-    uint32_t iType = *((uint32_t *)szCursor);
-    szCursor += sizeof(uint32_t);
-    if (0 == iType) {
-        szCursor += sizeof(uint32_t) * 2;
-        iType = *((uint32_t *)szCursor);
-        szCursor += sizeof(uint32_t);
-        if (!iType)
-            throw DeadlyImportError("Unable to read HMP7 skin chunk");
-    }
-    // read width and height
-    uint32_t iWidth = *((uint32_t *)szCursor);
-    szCursor += sizeof(uint32_t);
-    uint32_t iHeight = *((uint32_t *)szCursor);
-    szCursor += sizeof(uint32_t);
-
-    // allocate an output material
-    aiMaterial *pcMat = new aiMaterial();
-
-    // read the skin, this works exactly as for MDL7
-    ParseSkinLump_3DGS_MDL7(szCursor, &szCursor,
-            pcMat, iType, iWidth, iHeight);
-
-    // now we need to skip any other skins ...
-    for (unsigned int i = 1; i < iNumSkins; ++i) {
-        SizeCheck(szCursor + 3 * sizeof(uint32_t));
-        iType = *((uint32_t *)szCursor);
-        szCursor += sizeof(uint32_t);
-        iWidth = *((uint32_t *)szCursor);
-        szCursor += sizeof(uint32_t);
-        iHeight = *((uint32_t *)szCursor);
-        szCursor += sizeof(uint32_t);
-
-        SkipSkinLump_3DGS_MDL7(szCursor, &szCursor, iType, iWidth, iHeight);
-        SizeCheck(szCursor);
-    }
-
-    // setup the material ...
-    pScene->mNumMaterials = 1;
-    pScene->mMaterials = new aiMaterial *[1];
-    pScene->mMaterials[0] = pcMat;
-
-    *szCursorOut = szCursor;
-}
-
-// ------------------------------------------------------------------------------------------------
-// Generate proepr texture coords
-void HMPImporter::GenerateTextureCoords(const unsigned int width, const unsigned int height) {
-    ai_assert(nullptr != pScene->mMeshes);
-    ai_assert(nullptr != pScene->mMeshes[0]);
-    ai_assert(nullptr != pScene->mMeshes[0]->mTextureCoords[0]);
-
-    aiVector3D *uv = pScene->mMeshes[0]->mTextureCoords[0];
-    if (uv == nullptr) {
-        return;
-    }
-    
-    if (height == 0.0f || width == 0.0) {
-        return;
-    }
-    
-    const float fY = (1.0f / height) + (1.0f / height) / height;
-    const float fX = (1.0f / width) + (1.0f / width) / width;
-
-    for (unsigned int y = 0; y < height; ++y) {
-        for (unsigned int x = 0; x < width; ++x, ++uv) {
-            uv->y = fY * y;
-            uv->x = fX * x;
-            uv->z = 0.0f;
-        }
-    }
-}
-
-#endif // !! ASSIMP_BUILD_NO_HMP_IMPORTER
diff --git a/libs/assimp/code/AssetLib/HMP/HMPLoader.h b/libs/assimp/code/AssetLib/HMP/HMPLoader.h
deleted file mode 100644
index 95ce0a9..0000000
--- a/libs/assimp/code/AssetLib/HMP/HMPLoader.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.
-
-----------------------------------------------------------------------
-*/
-/** @file  HMPLoader.h
- *  @brief Declaration of the HMP importer class
- */
-#pragma once
-#ifndef AI_HMPLOADER_H_INCLUDED
-#define AI_HMPLOADER_H_INCLUDED
-
-#include <assimp/BaseImporter.h>
-
-// internal headers
-#include "AssetLib/HMP/HMPFileData.h"
-#include "AssetLib/MDL/MDLLoader.h"
-
-namespace Assimp {
-using namespace HMP;
-
-// ---------------------------------------------------------------------------
-/** Used to load 3D GameStudio HMP files (terrains)
-*/
-class HMPImporter : public MDLImporter {
-public:
-    HMPImporter();
-    ~HMPImporter() 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;
-
-    // -------------------------------------------------------------------
-    /** Import a HMP4 file
-    */
-    void InternReadFile_HMP4();
-
-    // -------------------------------------------------------------------
-    /** Import a HMP5 file
-    */
-    void InternReadFile_HMP5();
-
-    // -------------------------------------------------------------------
-    /** Import a HMP7 file
-    */
-    void InternReadFile_HMP7();
-
-    // -------------------------------------------------------------------
-    /** Validate a HMP 5,4,7 file header
-    */
-    void ValidateHeader_HMP457();
-
-    // -------------------------------------------------------------------
-    /** Try to load one material from the file, if this fails create
-     * a default material
-    */
-    void CreateMaterial(const unsigned char *szCurrent,
-            const unsigned char **szCurrentOut);
-
-    // -------------------------------------------------------------------
-    /** Build a list of output faces and vertices. The function
-     *  triangulates the height map read from the file
-     * \param width Width of the height field
-     * \param width Height of the height field
-    */
-    void CreateOutputFaceList(unsigned int width, unsigned int height);
-
-    // -------------------------------------------------------------------
-    /** Generate planar texture coordinates for a terrain
-     * \param width Width of the terrain, in vertices
-     * \param height Height of the terrain, in vertices
-    */
-    void GenerateTextureCoords(const unsigned int width,
-            const unsigned int height);
-
-    // -------------------------------------------------------------------
-    /** Read the first skin from the file and skip all others ...
-     *  \param iNumSkins Number of skins in the file
-     *  \param szCursor Position of the first skin (offset 84)
-    */
-    void ReadFirstSkin(unsigned int iNumSkins, const unsigned char *szCursor,
-            const unsigned char **szCursorOut);
-};
-
-} // end of namespace Assimp
-
-#endif // AI_HMPIMPORTER_H_INC
diff --git a/libs/assimp/code/AssetLib/HMP/HalfLifeFileData.h b/libs/assimp/code/AssetLib/HMP/HalfLifeFileData.h
deleted file mode 100644
index f47862b..0000000
--- a/libs/assimp/code/AssetLib/HMP/HalfLifeFileData.h
+++ /dev/null
@@ -1,149 +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 in-memory structures for the HL2 MDL file format
-//  and for the HalfLife text format (SMD)
-//
-// The specification has been taken from various sources on the internet.
-
-
-#ifndef AI_MDLFILEHELPER2_H_INC
-#define AI_MDLFILEHELPER2_H_INC
-
-#include <assimp/Compiler/pushpack1.h>
-
-namespace Assimp    {
-namespace MDL   {
-
-// magic bytes used in Half Life 2 MDL models
-#define AI_MDL_MAGIC_NUMBER_BE_HL2a AI_MAKE_MAGIC("IDST")
-#define AI_MDL_MAGIC_NUMBER_LE_HL2a AI_MAKE_MAGIC("TSDI")
-#define AI_MDL_MAGIC_NUMBER_BE_HL2b AI_MAKE_MAGIC("IDSQ")
-#define AI_MDL_MAGIC_NUMBER_LE_HL2b AI_MAKE_MAGIC("QSDI")
-
-// ---------------------------------------------------------------------------
-/** \struct Header_HL2
- *  \brief Data structure for the HL2 main header
- */
-// ---------------------------------------------------------------------------
-struct Header_HL2 {
-    //! magic number: "IDST"/"IDSQ"
-    char    ident[4];
-
-    //! Version number
-    int32_t version;
-
-    //! Original file name in pak ?
-    char        name[64];
-
-    //! Length of file name/length of file?
-    int32_t     length;
-
-    //! For viewer, ignored
-    aiVector3D      eyeposition;
-    aiVector3D      min;
-    aiVector3D      max;
-
-    //! AABB of the model
-    aiVector3D      bbmin;
-    aiVector3D      bbmax;
-
-    // File flags
-    int32_t         flags;
-
-    //! NUmber of bones contained in the file
-    int32_t         numbones;
-    int32_t         boneindex;
-
-    //! Number of bone controllers for bone animation
-    int32_t         numbonecontrollers;
-    int32_t         bonecontrollerindex;
-
-    //! More bounding boxes ...
-    int32_t         numhitboxes;
-    int32_t         hitboxindex;
-
-    //! Animation sequences in the file
-    int32_t         numseq;
-    int32_t         seqindex;
-
-    //! Loaded sequences. Ignored
-    int32_t         numseqgroups;
-    int32_t         seqgroupindex;
-
-    //! Raw texture data
-    int32_t         numtextures;
-    int32_t         textureindex;
-    int32_t         texturedataindex;
-
-    //! Number of skins (=textures?)
-    int32_t         numskinref;
-    int32_t         numskinfamilies;
-    int32_t         skinindex;
-
-    //! Number of parts
-    int32_t         numbodyparts;
-    int32_t         bodypartindex;
-
-    //! attachable points for gameplay and physics
-    int32_t         numattachments;
-    int32_t         attachmentindex;
-
-    //! Table of sound effects associated with the model
-    int32_t         soundtable;
-    int32_t         soundindex;
-    int32_t         soundgroups;
-    int32_t         soundgroupindex;
-
-    //! Number of animation transitions
-    int32_t         numtransitions;
-    int32_t         transitionindex;
-} /* PACK_STRUCT */;
-
-#include <assimp/Compiler/poppack1.h>
-
-}
-} // end namespaces
-
-#endif // ! AI_MDLFILEHELPER2_H_INC