blend file with box collision shape on a 0 height plane causes crash

[mina-skunk]

error

AssertionError: _v(0) != 0.0f at line 44 of panda/src/mathutil/plane_src.cxx

steps

• clone https://github.com/william-lohan/my-panda-py/tree/blend2bam_issues
• run blend2bam ./models/floor.blend ./models/floor.bam

Blender 3.5.1 (hash 6ee8aa4997ee built 2023-05-06 00:20:19) Read prefs: /home/will/.config/blender/3.5/config/userpref.blend Failed to open dir (No such file or directory): /run/user/1000/gvfs/ Reloading external rigs... Reloading external metarigs... Read blend: /home/will/source/my-panda-py/models/floor.blend

Blender quit Assertion failed: _v(0) != 0.0f at line 44 of panda/src/mathutil/plane_src.cxx Assertion failed: _v(0) != 0.0f at line 44 of panda/src/mathutil/plane_src.cxx Assertion failed: _v(0) != 0.0f at line 44 of panda/src/mathutil/plane_src.cxx Assertion failed: _v(0) != 0.0f at line 44 of panda/src/mathutil/plane_src.cxx Traceback (most recent call last): File "/home/will/.local/lib/python3.11/site-packages/blend2bam/cli.py", line 89, in convert tmp2dst.convert_single(tmpfile.name, dst) File "/home/will/.local/lib/python3.11/site-packages/blend2bam/gltf2bam.py", line 62, in convert_single run_gltf2bam(src, dst, self.cli_args) File "/home/will/.local/lib/python3.11/site-packages/blend2bam/gltf2bam.py", line 26, in run_gltf2bam runpy.run_module('gltf.cli', run_name='main', alter_sys=True) File "", line 226, in run_module File "", line 98, in _run_module_code File "", line 88, in _run_code File "/home/will/.local/lib/python3.11/site-packages/gltf/cli.py", line 156, in main() File "/home/will/.local/lib/python3.11/site-packages/gltf/cli.py", line 121, in main converter.update(gltf_data) File "/home/will/.local/lib/python3.11/site-packages/gltf/converter.py", line 436, in update add_node(scene_root, gltf_scene, nodeid) File "/home/will/.local/lib/python3.11/site-packages/gltf/converter.py", line 364, in add_node phynode = self.load_physics_builtin( ^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/will/.local/lib/python3.11/site-packages/gltf/converter.py", line 1817, in load_physics_builtin solids.append(CollisionBox(Point3(0, 0, 0), LVector3(bounding_box) / 2.0)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ AssertionError: _v(0) != 0.0f at line 44 of panda/src/mathutil/plane_src.cxx

Failed to convert all files

[mina-skunk]

moved to Moguri/panda3d-gltf#122