freeware http://grrrr.org/ext/beta/ http://nim.on.free.fr/msd			MSD offers real time simulation of mass spring damper system, used for physical modeling simulation. msd is an optimised version of pmpd made by nicolas Montgermont.
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msd	External		physical model mass spring damper link
msd2D	External		physical model mass spring damper link
msd3D	External		physical model mass spring damper link
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