Sims 3:0x01D0E70F
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				Sims 3:Main Page -> Sims 3:PackedFileTypes
Sims 3:Main Page -> Sims 3:RCOL
Index Buffer
This is a Sims 3:RCOL chunk found embedded in MODL and MLOD resources. Contains the vertex indices for the polygon faces.
DWORD  // 'IBUF'
DWORD  version
DWORD  compression
DWORD  unknown blank
{face data, count and offset given in MLOD}
if compressed, start at zero and add or subtract each signed value for the entire buffer before using the offset
Sims 3:Main Page -> Sims 3:PackedFileTypes
Sims 3:Main Page -> Sims 3:RCOL