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dirty changes - stabilization hacks

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This commit is contained in:
kubas
2014-01-09 00:51:42 +01:00
parent 96ff69276f
commit cb556f9525
6 changed files with 182 additions and 30 deletions
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28
src/BulletDynamics/Featherstone/btMultiBodyLink.h
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@@ -133,6 +133,7 @@ namespace {
//
btSpatialMotionVector & operator += (const btSpatialMotionVector &vec) { m_topVec += vec.m_topVec; m_bottomVec += vec.m_bottomVec; return *this; }
btSpatialMotionVector & operator -= (const btSpatialMotionVector &vec) { m_topVec -= vec.m_topVec; m_bottomVec -= vec.m_bottomVec; return *this; }
btSpatialMotionVector & operator *= (const btScalar &s) { m_topVec *= s; m_bottomVec *= s; return *this; }
btSpatialMotionVector operator - (const btSpatialMotionVector &vec) const { return btSpatialMotionVector(m_topVec - vec.m_topVec, m_bottomVec - vec.m_bottomVec); }
btSpatialMotionVector operator + (const btSpatialMotionVector &vec) const { return btSpatialMotionVector(m_topVec + vec.m_topVec, m_bottomVec + vec.m_bottomVec); }
btSpatialMotionVector operator - () const { return btSpatialMotionVector(-m_topVec, -m_bottomVec); }
@@ -256,6 +257,29 @@ namespace {
}
}
template<typename SpatialVectorType>
void transformInverseRotationOnly( const SpatialVectorType &inVec,
SpatialVectorType &outVec,
eOutputOperation outOp = None)
{
if(outOp == None)
{
outVec.m_topVec = m_rotMat.transpose() * inVec.m_topVec;
outVec.m_bottomVec = m_rotMat.transpose() * inVec.m_bottomVec;
}
else if(outOp == Add)
{
outVec.m_topVec += m_rotMat.transpose() * inVec.m_topVec;
outVec.m_bottomVec += m_rotMat.transpose() * inVec.m_bottomVec;
}
else if(outOp == Subtract)
{
outVec.m_topVec -= m_rotMat.transpose() * inVec.m_topVec;
outVec.m_bottomVec -= m_rotMat.transpose() * inVec.m_bottomVec;
}
}
void transformInverse( const btSymmetricSpatialDyad &inMat,
btSymmetricSpatialDyad &outMat,
eOutputOperation outOp = None)
@@ -342,7 +366,9 @@ struct btMultibodyLink
// m_eVector is constant, but depends on the joint type
// prismatic: vector from COM of parent to COM of this link, WHEN Q = 0. (local frame.)
// revolute: vector from parent's COM to the pivot point, in PARENT's frame.
btVector3 m_eVector;
btVector3 m_eVector;
btSpatialMotionVector m_absFrameTotVelocity, m_absFrameLocVelocity;
enum eFeatherstoneJointType
{