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Fix material indices in mesh's faces. 

Patch by Jens Restemeier, many thanks! :)

Differential Revision: https://developer.blender.org/D402
This commit is contained in:
Bastien Montagne 2014-03-15 13:21:44 +01:00
parent 9f3f43ca45
commit cce6f72de3
1 changed files with 6 additions and 2 deletions
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8
io_scene_fbx/export_fbx_bin.py
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@ -1150,11 +1150,15 @@ def fbx_data_mesh_elements(root, me, scene_data):
blmats_to_fbxmats_idxs = [me_fbxmats_idx[m] for m in me_blmats]
mat_idx_limit = len(blmats_to_fbxmats_idxs)
def_mat = blmats_to_fbxmats_idxs[0]
_gen = (blmats_to_fbxmats_idxs[m] if m < mat_idx_limit else def_mat for m in range(len(me_blmats)))
_gen = (blmats_to_fbxmats_idxs[m] if m < mat_idx_limit else def_mat for m in t_pm)
t_pm = array.array(data_types.ARRAY_INT32, _gen)
elem_data_single_string(lay_mat, b"MappingInformationType", b"ByPolygon")
elem_data_single_string(lay_mat, b"ReferenceInformationType", b"Direct")
# XXX Logically, should be "Direct" reference type, since we do not have any index array, and have one
# value per polygon...
# But looks like FBX expects it to be IndexToDirect here (maybe because materials are already
# indices??? *sigh*).
elem_data_single_string(lay_mat, b"ReferenceInformationType", b"IndexToDirect")
elem_data_single_int32_array(lay_mat, b"Materials", t_pm)
del t_pm
else: