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brDefaultMotionState::getWorldTransform was wrong, in case of a non-identity centerOfMassOffset.

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Thanks to Mathias for the report/fix.
This commit is contained in:
Erwin Coumans
2014-01-16 18:47:03 -08:00
parent 0ed7b5c508
commit 6142bdca0a
1 changed files with 2 additions and 2 deletions
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4
src/LinearMath/btDefaultMotionState.h
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@@ -25,14 +25,14 @@ ATTRIBUTE_ALIGNED16(struct) btDefaultMotionState : public btMotionState
///synchronizes world transform from user to physics
virtual void getWorldTransform(btTransform& centerOfMassWorldTrans ) const
{
centerOfMassWorldTrans = m_centerOfMassOffset.inverse() * m_graphicsWorldTrans ;
centerOfMassWorldTrans = m_graphicsWorldTrans * m_centerOfMassOffset.inverse() ;
}
///synchronizes world transform from physics to user
///Bullet only calls the update of worldtransform for active objects
virtual void setWorldTransform(const btTransform& centerOfMassWorldTrans)
{
m_graphicsWorldTrans = centerOfMassWorldTrans * m_centerOfMassOffset ;
m_graphicsWorldTrans = centerOfMassWorldTrans * m_centerOfMassOffset;
}