according to this paper http://www.aishack.in/2010/01/normalized-rgb/ i’ve made simple patch, that seems to work. do you think, that it could be the good way, to get rid of shadows during motion tracking?

-- Pasted Max  Patch, click to expand. -- 
Copy all of the following text. Then, in Max, select New From Clipboard.
----------begin_max5_patcher----------
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mpto6J6TTvF48k0l8itxseVgae2UNnVsKq+TLKlu8p19w+Sm2cMN
-----------end_max5_patcher-----------



thanks for advice!