The Assimp 5.4.1 Bugfix Release

What's Changed

• CMake: Allow linking draco statically if ASSIMP_BUILD_DRACO_STATIC is set. by @alexrp in #5535
• Deps: updated minizip to last version by @mosfet80 in #5498
• Deps: updated STBIMAGElib by @mosfet80 in #5500
• Fix issue #5461 (segfault after removing redundant materials) by @stephengold in #5467
• Update ComputeUVMappingProcess.cpp by @kimkulling in #5541
• Add some ASSIMP_INSTALL checks by @ZeunO8 in #5545
• Fix SplitByBoneCount typo that prevented node updates by @Succ3s in #5550
• Q3DLoader: Fix possible material string overflow by @kimkulling in #5556
• Reverts the changes introduced by commit ad766cb in February 2022. by @johannesugb in #5542
• Fix a collada import bug by @xiaoxiaopifu in #5561
• Mention IQM loader in Fileformats.md by @Garux in #5560
• Kimkulling/fix pyassimp compatibility by @kimkulling in #5563
• Fix ASE loader crash when *MATERIAL_COUNT or *NUMSUBMTLS is not specified or is 0 by @Garux in #5559
• Add checks for invalid buffer and size by @kimkulling in #5570
• Make sure for releases revision will be zero by @kimkulling in #5571
• glTF2Importer: Support .vrm extension by @uyjulian in #5569
• Prepare v5.4.1 by @kimkulling in #5573

New Contributors

• @alexrp made their first contribution in #5535
• @ZeunO8 made their first contribution in #5545
• @Succ3s made their first contribution in #5550
• @johannesugb made their first contribution in #5542
• @xiaoxiaopifu made their first contribution in #5561
• @uyjulian made their first contribution in #5569

Full Changelog: v5.4.0...v5.4.1

The Assimp 5.4.0 Minor Release

What's Changed

• Fix building on Haiku by @Begasus in #5255
• Reduce memory consumption in JoinVerticesProcess::ProcessMesh() signi… by @ockeymm in #5252
• Fix: Add check for invalid input argument by @kimkulling in #5258
• Replace an assert by an error log. by @kimkulling in #5260
• Extension of skinning data export to GLB/GLTF format by @fvbj in #5243
• Fix output floating-point values to fbx by @Riv1s-sSsA01 in #5265
• Update ImproveCacheLocality.cpp by @kimkulling in #5268
• Update Readme.md by @kimkulling in #5277
• Deep arsdk bone double free by @kimkulling in #5291
• Fix Spelling error by @JulianKnodt in #5295
• use size to be compatible with float and double by @sloriot in #5270
• Fix: Add missing transformation for normalized normals. by @kimkulling in #5301
• Fix: Implicit Conversion Error by @Ipomoea in #5271
• Fix add checks for indices by @kimkulling in #5306
• Update FBXBinaryTokenizer.cpp by @kimkulling in #5311
• link to external minizip with full path by @aumuell in #5278
• utf8 header not found by @TarcioV in #5279
• Rm unnecessary deg->radian conversion in FBX exporter by @JulianKnodt in #5281
• Fix empty mesh handling by @kimkulling in #5318
• Refactoring: Some cleanups by @kimkulling in #5319
• Fix invalid read of uint from uvwsrc by @JulianKnodt in #5282
• Remove double delete by @kimkulling in #5325
• fix the mesh-name error. by @copycd in #5294
• COLLADA fixes for textures in C4D input by @wmatyjewicz in #5293
• Use the correct allocator for deleting objects in case of duplicate a… by @FlorianBorn71 in #5305
• Fix container overflow in MMD parser by @aavenel in #5309
• Fix: PLY heap buffer overflow by @aavenel in #5310
• Update Readme.md by @cuppajoeman in #5312
• Update Readme.md by @cuppajoeman in #5313
• Fix: Check if index for mesh access is out of range by @kimkulling in #5338
• Update FBXConverter.cpp by @kimkulling in #5349
• FBX: Use correct time scaling by @kimkulling in #5355
• Drop explicit inclusion of contrib/ headers by @umlaeute in #5316
• Update Build.md by @cuppajoeman in #5314
• Fix buffer overflow in FBX::Util::DecodeBase64() by @ttxine in #5322
• Readme.md: correct 2 errors in section headers by @stephengold in #5351
• Fix double free in Video::~Video() by @ttxine in #5323
• FBXMeshGeometry: solve issue #5116 using patch provided by darktjm by @stephengold in #5333
• Fix target names not being imported on some gLTF2 models by @Futuremappermydud in #5356
• correct grammar/typographic errors in comments (8 files) by @stephengold in #5343
• KHR_materials_specular fixes by @rudybear in #5347
• Disable Hunter by @kimkulling in #5388
• fixed several issues by @MarkaRagnos0815 in #5359
• Fix leak by @kimkulling in #5391
• Check the validity of the archive without parsing by @kimkulling in #5393
• Fix integer overflow by @kimkulling in #5394
• Add a test before generating the texture folder by @kimkulling in #5400
• Build: Disable building zlib for non-windows by @kimkulling in #5401
• null check. by @copycd in #5402
• Bump actions/upload-artifact from 3 to 4 by @dependabot in #5384
• fix: KHR_materials_pbrSpecularGlossiness/diffuseFactor convert to pbr… by @guguTang in #5410
• fix building errors for MinGW by @0xf0ad in #5376
• dynamic_cast error. by @copycd in #5406
• Add missing IRR textures by @tellypresence in #5374
• Update Dockerfile by @kimkulling in #5412
• Fix handling of X3D IndexedLineSet nodes by @andre-schulz in #5362
• Improve acc file loading by @IOBYTE in #5360
• Readme.md: present hyperlinks in a more uniform style by @stephengold in #5364
• FBX Blendshape FullWeight: Vec<Float> -> FullWeight: Vec<Double> by @JulianKnodt in #5441
• Fix for issues #5422, #3411, and #5443 -- DXF insert scaling fix and colour fix by @seanth in #5426
• Update StbCommon.h to stay up-to-date with stb_image.h. by @tigert1998 in #5436
• Introduce aiBuffer by @kimkulling in #5444
• Add bounds checks to the parsing utilities. by @kimkulling in #5421
• Fix crash in viewer by @kimkulling in #5446
• Static code analysis fixes by @kimkulling in #5447
• Kimkulling/fix behavior of remove redundant mats issue 5438 by @kimkulling in #5451
• Fix X importer breakage introduced in commit f844c33 by @tellypresence in #5372
• Fileformats.md: clarify that import of .blend files is deprecated by @stephengold in #5350
• feat:1.add 3mf vertex color read 2.fix 3mf read texture bug by @GalenXiao in #5361
• More GLTF loading hardening by @FlorianBorn71 in #5415
• Bump actions/cache from 3 to 4 by @dependabot in #5431
• Update CMakeLists.txt by @mosfet80 in #5379
• Blendshape->Geometry in FBX Export by @JulianKnodt in #5419
• Fix identity matrix check by @fvbj in #5445
• Fix PyAssimp under Python >= 3.12 and macOS library search support by @Th3T3chn0G1t in #5397
• Add ISC LICENSE file by @severin-lemaignan in #5465
• ColladaParser: check values length by @etam in #5462
• Include defs in not cpp-section by @kimkulling in #5466
• Add correct double zero check by @kimkulling in #5471
• Add zlib-header to ZipArchiveIOSystem.h by @kimkulling in #5473
• Add 2024 to copyright infos by @kimkulling in #5475
• Append a new setting "AI_CONFIG_EXPORT_FBX_TRANSPARENCY_FACTOR_REFER_TO_OPACITY" by @Riv1s-sSsA01 in #5450
• Eliminate non-ascii comments in clipper by @adfwer233 in #5480
• Fix compilation for MSVC14. by @LukasBanana in #5490
• Add correction of fbx model rotation by @kimkulling in #5494
• Delete tools/make directory by @mosfet80 in #5491
• Delete packaging/windows-mkzip directory by @mosfet80 in #5492
• Fix #5420 duplicate degrees to radians conversion in fbx importer by @Biohazard90 in #5427
• Respect merge identical vertices in ObjExporter by @JulianKnodt in #5521
• Fix utDefaultIOStream test under MinGW by @thenanisore in #5525
• Fix typos by @RoboSchmied in #5518
• Add initial macOS support to C4D importer by @AlexTMjugador in #5516
• Update hunter into CMakeLists.txt by @mosfet80 in #5505
• Fix: add a missing import for AI_CONFIG_CHECK_IDENTITY_MATRIX_EPSILON_DEFAULT by @tomheaton in #5507
• updated json by @mosfet80 in #5501
• Cleanup: Fix review findings by @kimkulling in #5528
• Update CMakeLists.txt by @kimkulling in #5531

New Contributors

• @Begasus made their first contribution in #5255
• @ockeymm made their fir...

AutoRelease

Commits

• 49fa7fc: upload contains "windows" in GH Actions (Kazuki Y) #5267
• e839311: Update ccpp.yml (Kazuki Y) #5267
• 05b9940: Merge branch 'assimp:master' into master (Kazuki Y) #5267
• b0515a0: Update ccpp.yml (Kazuki Y) #5267
• 8b73b85: Update ccpp.yml (Kazuki Y) #5267
• a09a4d0: Update ccpp.yml (Kazuki Y) #5267
• 09375a3: Update ccpp.yml (Kazuki Y) #5267
• b9cf35e: Update ccpp.yml (Kazuki Y) #5267
• 1f8f4da: Merge branch 'assimp:master' into master (Kazuki Y) #5267
• cf3be00: Update ccpp.yml (Kazuki Y) #5267
• fde8bf1: buildする方についてwindows-msvcのついている方にした (Kazuki Y) #5267
• bbfc9f4: upload/release対象のartifactを修正 (Kazuki Y) #5267
• 53f0d5d: fix ccpp.yml -- fix matrix.name check for artifact (kazu0617) #5267
• 4b523e9: fix ccpp.yml - build both hunter or not (kazu0617) #5267
• f77db86: Update ccpp.yml (Kazuki Y) #5267
• 9b64449: Merge branch 'assimp:master' into master (Kazuki Y) #5267
• 5925dcd: Update ccpp.yml (Kazuki Y) #5267
• dd313da: Update ccpp.yml (Kazuki Y) #5267
• 2ec097b: Update ccpp.yml (Kazuki Y) #5267
• 2c87088: Update ccpp.yml (Kazuki Y) #5267
• b406ce6: Merge branch 'assimp:master' into master (Kazuki Y) #5267
• d04dd1a: Merge branch 'master' into fix-artifact (Kazuki Y) #5267
• cd0bbe1: Merge branch 'master' into fix-artifact (Kazuki Y) #5267
• a84bf34: Update ccpp.yml (Kazuki Y) #5267
• 26e4ab2: Merge branch 'assimp:master' into master (Kazuki Y) #5267
• 6c95fe1: Merge branch 'master' into fix-artifact (Kazuki Y) #5267
• ce7b2e5: Merge branch 'fix-artifact' of https://github.com/NeosSharedProject/assimp into NeosSharedProject-fix-artifact (Kim Kulling) #5267
• b58bec3: Merge branch 'NeosSharedProject-fix-artifact' (Kim Kulling) #5267
• 6332f8a: Merge branch 'master' of https://github.com/assimp/assimp (Kim Kulling) #5267
• e2fa181: Merge branch 'master' of https://github.com/assimp/assimp (Kim Kulling) #5267
• d65049a: Merge branch 'master' of https://github.com/assimp/assimp (Kim Kulling) #5267
• 3dd8327: Merge branch 'master' of https://github.com/assimp/assimp (Kim Kulling) #5267
• 824db16: Fix verbose string + refactorings (Kim Kulling) #5267
• 3ce8af1: Revert "Fix verbose string + refactorings" (Kim Kulling) #5267
• 2998ad8: Fix verbose string + refactorings (Kim Kulling) #5267
• 354cf46: Merge 2998ad8 into 5b8cfa9 (Kim Kulling)

The 5.3.1 Bugfix Release

What's Changed

• fix variable name by @mosfet80 in #5249
• Bugfix: Remove unused header from types by @kimkulling in #5250
• contrib/zip/src/zip.h: correct 2 spelling errors in comments by @stephengold in #5248
• Updated cpp-pm/hunter into CMakeLists.txt by @mosfet80 in #5236

New Contributors

• @stephengold made their first contribution in #5248

Full Changelog: v5.3.0...v5.3.1

The Assimp 5.3.0 Minor-Release

What's Changed

• Perfect forward val to utMaybe.cpp by @Skylion007 in #4717
• Fix config documentation for STL pointcloud export by @kimkulling in #4721
• Missing path by @ramzeng in #4723
• Fix: Use ASCII treeview in assimp-cmd. by @kimkulling in #4728
• Add check for wall switch from cmake by @kimkulling in #4731
• Adjust cmake version by @waebbl in #4730
• IMP: Reorganize doc by @kimkulling in #4732
• FIX: Fix head overflow in MD5-parser. by @kimkulling in #4736
• Introduce newer versions for MSVC Version by @kimkulling in #4739
• Prefix symbols from stb_image.h by @p12tic in #4737
• GitHub Workflows security hardening by @sashashura in #4734
• FIX: C++ std::tuple constexpr initial list on old compiler by @feishengfei in #4742
• Make FBX parser resilient to missing data streams by @FlorianBorn71 in #4738
• fix incorrect documentation of defaults by @cwoac in #4745
• Fixed issue with clang complaining about sprintf and vsprintf being depreciated by @slinky55 in #4744
• Fix build error: ‘temp’ may be used uninitialized in this function by @rhabacker in #4754
• FIX: Use correct epsilon by @kimkulling in #4756
• Use correct flags for openddl for static libs by @kimkulling in #4757
• Fix: Add missing handling for double export in json by @kimkulling in #4761
• • fix bug reading ply file in case of presence of "end_header\n<BINARY_DATA>..." with <BINARY_DATA> starting by "\n" by @emvivre in #4755
• Fixed error with trailing zero symbols as placeholder character by @Let0s in #4759
• Fix: Avoid nullptr dereferencing + refactorings. by @kimkulling in #4776
• chore: add missing std moves and perfect forwards by @Skylion007 in #4785
• Update dependabot.yml by @kimkulling in #4794
• Add missing header for Ubuntu 16 and Mac by @kimkulling in #4800
• Don't hide out-of-memory during FBX import by @jakrams in #4801
• Added support for KHR_materials_emissive_strength by @Beilinson in #4787
• Add overflow check for invalid data. by @kimkulling in #4809
• Add CIFuzz GitHub action by @DavidKorczynski in #4807
• Fixed some grammar and spelling mistakes by @CMDR-JohnAlex in #4805
• Introduce --parallel instead of .j by @kimkulling in #4813
• Modernize smartptrs and use C++11 literals by @Skylion007 in #4792
• [BlenderDNA.h] Declare explicit specializations by @tkoeppe in #4816
• FIX: Fix possible division by zero by @kimkulling in #4820
• Avoid undefined-shift in Assimp::ASE::Parser::ParseLV4MeshFace. by @kimkulling in #4829
• Ensure the face pointer is not nullptr by @kimkulling in #4832
• fix warnings-as-errors for msvc 2019 x64 by @Gargaj in #4825
• Fixes Heap-buffer-overflow READ 4 in Assimp::ScenePreprocessor::ProcssMesh by @sashashura in #4836
• Fixes Heap-buffer-overflow READ 1 in Assimp::MD5::MD5Parser::ParseHeader by @sashashura in #4837
• Fixes Heap-buffer-overflow READ 1 in Assimp::ObjFileParser::getFace by @sashashura in #4838
• Fixed bug when exporting binary FBX by @umesh-huawei in #4824
• illegal token on right-side-of ::Windows by @rohit-kumar-j in #4846
• Update unzip.c by @kimkulling in #4848
• Refactoring: Move assert handler header to include by @kimkulling in #4850
• sprintf to snprintf with known MAXLEN for buffer. by @sfjohnston in #4852
• {cmake} Remove dead code by @asmaloney in #4858
• Fix: Fix signed unsigned mismatch by @kimkulling in #4859
• Fix: Fix possible division by zero by @kimkulling in #4861
• Update the getting help section by @kimkulling in #4863
• Fix several spelling mistakes by @asmaloney in #4855
• Change mMethod type to enum aiMorphingMethod by @tellypresence in #4873
• Remove deprecated comment by @kimkulling in #4876
• Generalize JoinVerticesProcess for multiple UV and color channels by @drbct in #4872
• Fix #4262 Build With M3D Import Only by @krishty in #4879
• Fix #4877 by @MMory in #4878
• Update LimitBoneWeightsProcess.cpp by @kimkulling in #4895
• Remove /Zi compiler flag for MSVC, release config by @kimkulling in #4896
• Ensure initializer exists by @kimkulling in #4897
• Trim Trailing Whitespace by @krishty in #4882
• Remove Useless “virtual” by @krishty in #4884
• Replace Variables With Literals by @krishty in #4885
• Fix: fix incorrect math for calculating the horizontal FOV of a perspective camera in gltf2 import #4435 by @shimaowo in #4886
• Remove Stray Semicolon by @krishty in #4887
• Tidy Up Constructors and Destructors by @krishty in #4888
• Fix MSVC Warnings With “emplace_back()” by @krishty in #4889
• Correctly consider aiProcess_FlipWindingOrder and aiProcess_MakeLeftHanded when generating normals by @lsnoel in #4892
• Update morph mesh documentation now that gltf known to work by @tellypresence in #4904
• Fix Build Without ArmaturePopulate Post Process Step by @krishty in #4880
• Fix: Remove deprecated dependency. by @kimkulling in #4910
• Optimized usedVertexIndices in JoinVerticesProcess by using bitmask instead of unordered_set by @AdamCichocki in #4901
• Fix issue #4866 by continuing to reset read loop after hitting a comment by @PencilAmazing in #4899
• Don't build zlib if ASSIMP_BUILD_ZLIB=OFF by @shaunrd0 in #4898
• Unit test warning fixes by @turol in #4932
• Fix Terragen loader by @turol in #4934
• Fixes PLY reader when the header ends with \r\n by @TinyTinni in #4936
• ACLoader: add support for reading more than one texture per object by @IOBYTE in #4935
• Delete .coveralls.yml by @kimkulling in #4941
• Fix: Fix memleak when exiting method by exception by @kimkulling in #4943
• The member 'Flush()' needs to be marked as an override for msvc clang compiling by @jiannanya in #4945
• Add skeleton doc by @kimkulling in #4946
• Fix PyAssimp README typo by @shammellee in #4960
• Add missing pod types. by @kimkulling in #4967
• Fix implicit conversion errors on macOS by @aaronmjacobs in #4965
• Update mesh.h by @kimkulling in #4962
• Move string definitions into the conditional block to fix unused variable warnings by @turol in #4969
• Fix: Fix typo in the doc by @kimkulling in #4974
• Fix index out of bounds by @mjunix in #4970
• Fix index out of bounds by @mjunix in #4971
• fix regression in join vertices post process. by @ockeymm123 in #4940
• Fix a leak in FBXDocument when duplicate object IDs are found by @avaneyev in #4963
• LWO fixes by @turol in #4977
• Fix build error when building SimpleTexturedDirectx11 with VS2022. by @Jackie9527 in #4989
• Fix: Use C++17 compliant utf8 encoding. by @kimkulling in #4986
• remove debug message from MemoryIOStream by @urshanselmann in https://gi...

The Assimp 5.2.5 Bugfix-Release

What's Changed

• Add unittest to reproduce undefined behavior by @kimkulling in #4532
• Cleanups by @kimkulling in #4537
• Link static linkage for std_image. by @kimkulling in #4478
• fix msvc warnings-as-errors by @Gargaj in #4549
• Remove dll-export tags from static library builds. by @Underdisc in #4555
• Fix Import a specific FBX model will freeze the app #4395 by @Nor-s in #4554
• Create SECURITY.md by @kimkulling in #4565
• Pragma warnings cause build fail with MinGW by @ethaninfinity in #4564
• Fixed FBXConverter build error when using double precision by @matthewclendening in #4546
• Fix possible nullptr exception by @kimkulling in #4567
• [Experimental] New skeleton container for bones by @kimkulling in #4552
• Add support for GCC v12 by @PercentBoat4164 in #4578
• Remove unused variable. by @kovacsv in #4584
• Infinite loop on bad import files by @tanolino in #4534
• Utilize AI_CONFIG_IMPORT_REMOVE_EMPTY_BONES flag for Collada meshes. by @onurtore in #4585
• Fix Windows 32-bit builds by @Gargaj in #4581
• Fix GNUC check on Windows by @hgdagon in #4542
• Update the name of the package by @kimkulling in #4595
• Kimkulling/fix invalid opengex token match by @kimkulling in #4596
• Disable build for tools per default by @kimkulling in #4598
• Use mingw.include by @kimkulling in #4601
• Fix a memory leak by @kimkulling in #4605
• Try to fix issue 4238 by @kimkulling in #4609
• Fix nested animation name being lost in Collada by @luca-della-vedova in #4597
• chore: Included GitHub actions in the dependabot config by @naveensrinivasan in #4569
• Fix possible bad_alloc exception for an invalid file by @kimkulling in #4614
• Bump JesseTG/rm from 1.0.2 to 1.0.3 by @dependabot in #4613
• Bump actions/cache from 2 to 3 by @dependabot in #4612
• Kimkulling/fix texture loading 3MF, reladed issue-4568 by @kimkulling in #4619
• Bump actions/upload-artifact from 2 to 3 by @dependabot in #4610
• Bump actions/checkout from 2 to 3 by @dependabot in #4611
• I ran into an error while processing colored binary stl. Just a type but it better be fixed by @blackhorse-reddog in #4541
• Remove assertion test by @kimkulling in #4627
• Fix memory leak in D3MFOpcPackage by @kimkulling in #4629
• Fix typo in installation instructions for ubuntu. by @hectorpiteau in #4621
• Build fix for compiling against minizip. by @robertosfield in #4631
• Fix stl for over 4 GB by @tanolino in #4630
• Fix uninitialized variable. by @kimkulling in #4642
• Fixes Crash in Assimp::ObjFileMtlImporter::getFloatValue by @sashashura in #4647
• Fixes Heap-buffer-overflow in Assimp::ObjFileParser::getFace by @sashashura in #4646
• Fixes Heap-buffer-overflow in std::__1::basic_string<char, std::__1::… by @sashashura in #4645
• Fixes Heap-use-after-free in Assimp::DXFImporter::ExpandBlockReferences by @sashashura in #4644
• Fixes Heap-buffer-overflow in SuperFastHash by @sashashura in #4643
• ColladaParser - Store sid in mSID field by @luca-della-vedova in #4538
• Fix mingw include in assimp_cmd.rc by @Koekto-code in #4635
• Fix warnings that are causing build fails with specific build flags by @enginmanap in #4632
• Update version tag by @waebbl in #4656
• Improvements and optimizations for the obj-parsers. by @kimkulling in #4666
• Experiment: try to enable parallel build by @kimkulling in #4669
• Fixed typo by @Fiskmans in #4668
• Use [[fallthrough]]; to mark whished fallthroughs by @kimkulling in #4673
• Kimkulling/do not add dot when the extension is empty issue 4670 by @kimkulling in #4674
• Fixes Heap-buffer-overflow READ in Assimp::ASE::Parser::ParseLV1SoftSkinBlock by @sashashura in #4680
• Use unqualified uint32_t everywhere in FBXBinaryTokenizer by @villevoutilainen in #4678
• Fix problems setting DirectX_LIBRARY by @Koekto-code in #4681
• Added support for more bone weights in GLTF2 by @Promit in #4453
• (Mostly) Blender fixes by @turol in #4679
• [WIP] Use ai_Real to write correct accuracy by @kimkulling in #4697
• SMD fixes by @turol in #4699
• Remove exception on glTF 2.0 loading by @vkaytsanov in #4693
• Fix out-of-bounds reads in X3D importer by @turol in #4701
• Apply the modernize-use-emplace clang-tidy rule by @Skylion007 in #4700
• The Wrong object is created here! by @JG-Adams in #4704
• [WIP] Code cleanup and some new unittests for edge-cases. by @kimkulling in #4705
• clang-tidy: explicitly default all empty ctors and dtors by @Skylion007 in #4703
• fix vertices being joined duplicating weights by @Gargaj in #4707
• add missing light data to assbin import/export by @Gargaj in #4702
• Fix aiBone.mOffsetMatrix documentation by @ChrisBlueStone in #4713
• Minor obj export bugfix by @HiMemX in #4716
• Kimkulling/cleanup after reviewing by @kimkulling in #4715

New Contributors

• @Underdisc made their first contribution in #4555
• @Nor-s made their first contribution in #4554
• @ethaninfinity made their first contribution in #4564
• @matthewclendening made their first contribution in #4546
• @PercentBoat4164 made their first contribution in #4578
• @onurtore made their first contribution in #4585
• @luca-della-vedova made their first contribution in #4597
• @naveensrinivasan made their first contribution in #4569
• @dependabot made their first contribution in #4613
• @blackhorse-reddog made their first contribution in #4541
• @hectorpiteau made their first contribution in #4621
• @robertosfield made their first contribution in #4631
• @sashashura made their first contribution in #4647
• @Koekto-code made their first contribution in #4635
• @enginmanap made their first contribution in #4632
• @waebbl made their first contribution in #4656
• @Fiskmans made their first contribution in #4668
• @vkaytsanov made their first contribution in #4693
• @JG-Adams made their first contribution in #4704
• @ChrisBlueStone made their first contribution in #4713
• @HiMemX made their first contribution in #4716

Full Changelog: v5.2.4...v5.2.5

The Assimp 5.2.4 Bugfix-Release

What's Changed

• Use static runtime only when the option is selected by @kimkulling in #4464
• Fix compile error: When enabling macro ASSIMP_DOUBLE_PRECISION by @xiaohunqupo in #4473
• Detect Roughness factor exported by Blender by @ifiddynine in #4466
• Updated Android build script by @mpcarlos87 in #4454
• Prevent nullptr access to normals-array in bitangent computation by @jakrams in #4463
• Avoid setting PBR properties when they are not found on mtl file by @sacereda in #4440
• Fix ogre xml serializer by @HadesD in #4488
• Fix draco building error when import assimp with cmake add_subdirectory #3663 by @lgmcode in #4483
• FbxConverter: update bone mOffsetMatrix by @Mykhailo418 in #4490
• Some Windows/MSYS2-specific fixes by @hgdagon in #4481
• Document fuzz folder by @kimkulling in #4501
• Fix out-of-range access in ASE-Parser by @kimkulling in #4502
• Disable assertion tests floating point against inf for Intel oneAPI by @kimkulling in #4507
• Delete README by @kimkulling in #4506
• Rename TextureTypeToString() to aiTextureTypeToString() by @umlaeute in #4512
• Fixed library names for MinGW/MSYS2 by @hgdagon in #4508
• Update pugixml dependency to v1.12.1 by @ALittleStardust in #4514
• Add an option to treat warnings as errors by @hgdagon in #4509
• Minor updates to ASSIMP Viewer by @hgdagon in #4511
• Add badge to show open issue in percentage by @kimkulling in #4524
• Clang-Tidy performance fixes (make values const-ref where needed). by @Skylion007 in #4525
• MMD (pmx) fixes by @RedSkittleFox in #4484
• Resource script updates by @hgdagon in #4510
• Accelerate the Merge vertex post processing step by @motazmuhammad in #4527

New Contributors

• @mpcarlos87 made their first contribution in #4454
• @HadesD made their first contribution in #4488
• @hgdagon made their first contribution in #4481
• @ALittleStardust made their first contribution in #4514
• @RedSkittleFox made their first contribution in #4484
• @motazmuhammad made their first contribution in #4527

Full Changelog: v5.2.3...v5.2.4

The Assimp 5.2.3 Bugfix-Release

What's Changed

• Show warning when assimp_viewer cannot be build on target platform by @kimkulling in #4402
• Fix ordering of member initialization by @kimkulling in #4408
• Fix possible negative array access by @kimkulling in #4415
• Expose the original OBJ "illum" value by @TerenceRussell in #4409
• Optimize the problem of excessive memory allocation in FBX import by @SolaToucher in #4416
• Update version of Hunter to v0.24.0 that supports VS 2022 by @rbsheth in #4417
• Smartday master by @kimkulling in #4427
• update LWO importer(available lwo3) by @smartday in #4020
• Reinstate a deprecated gltfpbr macro: AI_MATKEY_GLTF_PBRSPECULARGLOSSINESS by @RichardTea in #4203
• Fix parsing OBJ with free-form curve/surface body statements by @JaroslavPribyl in #4403
• Fix missing members and do some small refactorings. by @kimkulling in #4432
• Fix 'i >= 0' always true bug by @karjonas in #4434
• Update AI_TEXTURE_TYPE_MAX by @RichardTea in #4421
• Fix getting anisotropy in obj by @youkeyao in #4423
• glTF2: Metallic roughness split by @sacereda in #4425
• Add properties information on assimp info command line by @sacereda in #4426
• Added missing ObjMaterial.h to CMakeLists by @TerenceRussell in #4431
• Update version in doxy-config by @kimkulling in #4441
• add ifndef guard for resolve to fails to compile by @jaefunk in #4437
• Add USE_STATIC_CRT option by @EYHN in #4444
• Fix nullptr dereferencing by @kimkulling in #4446
• Fix stack-overflow in MDLLoader by @kimkulling in #4448
• GLTF2 attribute name/parse bug fix by @Promit in #4451

New Contributors

• @SolaToucher made their first contribution in #4416
• @smartday made their first contribution in #4020
• @JaroslavPribyl made their first contribution in #4403
• @karjonas made their first contribution in #4434
• @EYHN made their first contribution in #4444

Full Changelog: v5.2.2...v5.2.3

The Assimp 5.2.2 Bugfix-release

What's Changed

• Fix missing include for size_t by @malytomas in #4380
• Kimkulling/introduce compression by @kimkulling in #4381
• Refactoring: add usage of ai_epsilon to FBX-Importer. by @kimkulling in #4387
• CMake: Fix Assimp target install rule fully specifying component by @jcfr in #4391
• Fix stat for 32-bit Linux by @kimkulling in #4398
• Update build script to fit "Visual Studio 16 2019" Generator by @BA7LYA in #4394
• Update the calculation and orthogonalization for bitangent by @youkeyao in #4397
• Update CMakeLists.txt by @kimkulling in #4399
• Added support for "map_Bump -bm" by @TerenceRussell in #4393

New Contributors

• @jcfr made their first contribution in #4391
• @BA7LYA made their first contribution in #4394
• @youkeyao made their first contribution in #4397
• @TerenceRussell made their first contribution in #4393

Full Changelog: v5.2.0...v5.2.2

The Assimp v5.2.1 Bugfix-Release

What's Changed

• ASE: Fix warning unreachable code by @kimkulling in #4355
• HMP: Fix override during copying position data by @kimkulling in #4359
• use fully qualified namespace in byteswap macros by @umlaeute in #4367
• fix compilation with clangcl on windows by @malytomas in #4366
• Delete .travis.sh by @kimkulling in #4371
• Update ccpp.yml by @kimkulling in #4378
• LWO: validate enum value before parsing it by @kimkulling in #4376

Full Changelog: 5.2.0...v5.2.1