about upgrading cps in enginelib source..

me i ask?WHAT CPP FILE TO upgrade cps and abl files in source?newbie here thnx

EngineLib/Meshs/DxSkinPieceContainer.cpp

tnx
godbless

Only DxSkinPieceContainer.cpp.?anyone else.? A side of that.?

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Only DxSkinPieceContainer.cpp.?or they hve any cpp to upgrade.?can u tell.?please thnx