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Fix T41712: tris, do not allow zero-length bones. 

We now this has to be rework completely anyway, but until then, better to avoid crash!
This commit is contained in:
Bastien Montagne 2014-09-06 16:05:00 +02:00
parent 1ba40272a0
commit f539dbf190
Notes: blender-bot 2023-02-14 20:04:13 +01:00 
Referenced by issue #41712, [FBX Importer] Does not impor fbx model
1 changed files with 2 additions and 1 deletions
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io_scene_fbx/import_fbx.py
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@ -529,7 +529,8 @@ def blen_read_armatures_add_bone(bl_obj, bl_arm, bones, b_uuid, matrices, fbx_tm
b_item[1] = bone_name # since ebo is only valid in Edit mode... :/
# So that our bone gets its final length, but still Y-aligned in armature space.
ebo.tail = Vector((0.0, 1.0, 0.0)) * bsize
# XXX We now know bsize is not len of bone... but still forbid zero len!
ebo.tail = Vector((0.0, 1.0, 0.0)) * max(bsize, 1e-3)
# And rotate/move it to its final "rest pose".
ebo.matrix = bmat_arm.normalized()