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Added safeguard in OBJ converter for not crashing on zero-sized degenerate normals.

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This commit is contained in:
alteredq
2011-03-06 21:47:07 +01:00
parent a6146360bc
commit 88a13e7d39
1 changed files with 7 additions and 6 deletions
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utils/exporters/convert_obj_threejs_slim.py
+7 -6
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@@ -323,17 +323,18 @@ def normalize(v):
"""Normalize 3d vector"""
l = math.sqrt(v[0]*v[0] + v[1]*v[1] + v[2]*v[2])
v[0] /= l
v[1] /= l
v[2] /= l
if l:
v[0] /= l
v[1] /= l
v[2] /= l
# #####################################################
# MTL parser
# #####################################################
def texture_relative_path(fullpath):
texture_file = os.path.basename(fullpath)
return texture_file
texture_file = os.path.basename(fullpath)
return texture_file
def parse_mtl(fname):
"""Parse MTL file.
"""