diff options
| -rw-r--r-- | src/BulletSoftBody/btDeformableBodySolver.cpp | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/src/BulletSoftBody/btDeformableBodySolver.cpp b/src/BulletSoftBody/btDeformableBodySolver.cpp index fc792bd7f..4dd45edc8 100644 --- a/src/BulletSoftBody/btDeformableBodySolver.cpp +++ b/src/BulletSoftBody/btDeformableBodySolver.cpp @@ -55,9 +55,19 @@ void btDeformableBodySolver::reinitialize(const btAlignedObjectArray<btSoftBody m_softBodySet.copyFromArray(softBodies); bool nodeUpdated = updateNodes(); - m_dv.resize(m_numNodes, btVector3(0,0,0)); - m_residual.resize(m_numNodes, btVector3(0,0,0)); - m_backupVelocity.resize(m_numNodes, btVector3(0,0,0)); + if (nodeUpdated) + { + m_dv.resize(m_numNodes, btVector3(0,0,0)); + m_residual.resize(m_numNodes, btVector3(0,0,0)); + m_backupVelocity.resize(m_numNodes, btVector3(0,0,0)); + } + + // need to setZero here as resize only set value for newly allocated items + for (int i = 0; i < m_numNodes; ++i) + { + m_dv[i].setZero(); + m_residual[i].setZero(); + } m_objective->reinitialize(nodeUpdated); } |