public void setSafeMargin( ref btVector3 halfExtents, double defaultMarginMultiplier = 0.1f ) { //see http://code.google.com/p/bullet/issues/detail?id=349 //this margin check could could be added to other collision shapes too, //or add some assert/warning somewhere double minDimension = halfExtents[halfExtents.minAxis()]; setSafeMargin( minDimension, defaultMarginMultiplier ); }