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The official Open-Asset-Importer-Library Repository. Loads 40+ 3D-file-formats into one unified and clean data structure.

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**Describe the bug** The algorithm you use to compute normals do not work when importing file format with indexed (shared) vertices, without normals. On lines 130-150 of file GenVertexNormalsProcess.cpp you...

Bug

Hello, I noticed the animations in my exported fbx files were stopping before the actual end of the animation, leaving some keys behind. I believe this is due to this...

Bug
FBX

Status: New Owner: ---- CC: kim.k...@[googlemail.com](http://googlemail.com/) Labels: Restrict-View-Commit ClusterFuzz Reproducible Stability-UndefinedBehaviorSanitizer Engine-libfuzzer OS-Linux Security_Severity-High Proj-assimp Reported-2022-05-01 Type: Bug-Security New issue 47171 by ClusterFuzz-External: assimp:assimp_fuzzer: Bad-cast to Assimp::D3DS::Material from invalid vptr...

Bug
Fuzzer

**Describe the bug** Trying to import LightWave objects, UV coordinates generation fails due to unequal numbers of UV channels and results in faces using textured materials but no texture coordinates...

Bug

Compiler: llvm-mingw-clang14 Build log (some files were already patched somehow): ``` Scanning dependencies of target assimp_viewer [ 61%] Building CXX object tools/assimp_view/CMakeFiles/assimp_viewer.dir/Background.cpp.obj [ 61%] Building CXX object tools/assimp_view/CMakeFiles/assimp_viewer.dir/Display.cpp.obj [ 61%]...

Bug

Update `mNumMaterials` before early return from `RemoveRedundantMatsProcess::Execute()` .

**Describe the bug** While testing PR #5451 (the fix for issue #5438) I got a segmentation violation during post-processing. I reported this at #5438 on 1 February 2024, but since...

Bug

Status: New Owner: ---- CC: kim.k...@[googlemail.com](http://googlemail.com/) Labels: Restrict-View-Commit ClusterFuzz Stability-Memory-AddressSanitizer Reproducible Engine-libfuzzer OS-Linux Proj-assimp Reported-2023-11-12 Type: Bug New issue 64108 by ClusterFuzz-External: assimp:assimp_fuzzer: Stack-overflow in Assimp::LWS::Element::Parse https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=64108 Detailed Report: https://oss-fuzz.com/testcase?key=4530975913148416...

Bug
Fuzzer

Whenever we import FBX files into our engine and extract animation data etc and play the animation back the Actions defined in blender are then applied to all bones which...

Feature-Request

**Describe the bug** Randomly import the face data of the obj format file. **To Reproduce** obj data(sponza scene) ``` v ... vn ... vt ... g sponza_00 usemtl leaf s...