libbulletsoftbody2.81 2.81-rev2613+dfsg-2 (amd64 binary) in ubuntu saucy

 Bullet professional 3D Game Multiphysics Library provides state of the art
 collision detection, soft body and rigid body dynamics.
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 This package contains the BulletSoftbody shared library.
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 It features Soft Body dynamics for cloth, rope and deformable volumes with
 two-way interaction with rigid bodies, including constraint support.
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 For more information about Bullet, please refer to the libbullet-dev package.