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btHingeConstraint solver changed to improve stability and allow to fix joint

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rponom
2008-09-11 20:28:05 +00:00
parent 350e2e0393
commit b0d6ba845e
1 changed files with 6 additions and 3 deletions
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9
src/BulletDynamics/ConstraintSolver/btHingeConstraint.cpp
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@@ -241,15 +241,18 @@ void btHingeConstraint::buildJacobian()
m_solveLimit = false;
m_accLimitImpulse = btScalar(0.);
if (m_lowerLimit < m_upperLimit)
// if (m_lowerLimit < m_upperLimit)
if (m_lowerLimit <= m_upperLimit)
{
if (hingeAngle <= m_lowerLimit*m_limitSoftness)
// if (hingeAngle <= m_lowerLimit*m_limitSoftness)
if (hingeAngle <= m_lowerLimit)
{
m_correction = (m_lowerLimit - hingeAngle);
m_limitSign = 1.0f;
m_solveLimit = true;
}
else if (hingeAngle >= m_upperLimit*m_limitSoftness)
// else if (hingeAngle >= m_upperLimit*m_limitSoftness)
else if (hingeAngle >= m_upperLimit)
{
m_correction = m_upperLimit - hingeAngle;
m_limitSign = -1.0f;