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fix uninitialized data in btMultiBodyPoint2Point, thanks to Valgrind

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valgrind --track-origins=yes  --log-file="dump_valgrind.txt" ./App_AllBullet2Demos_codeblocks_x64_debug
This commit is contained in:
Erwin Coumans
2014-05-16 11:56:43 -07:00
parent 01ce7a0288
commit 08369dbd0a
1 changed files with 22 additions and 12 deletions
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12
src/BulletDynamics/Featherstone/btMultiBodyPoint2Point.cpp
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@@ -96,10 +96,18 @@ void btMultiBodyPoint2Point::createConstraintRows(btMultiBodyConstraintArray& co
{
// int i=1;
for (int i=0;i<BTMBP2PCONSTRAINT_DIM;i++)
int numDim = BTMBP2PCONSTRAINT_DIM;
for (int i=0;i<numDim;i++)
{
btMultiBodySolverConstraint& constraintRow = constraintRows.expandNonInitializing();
//memset(&constraintRow,0xffffffff,sizeof(btMultiBodySolverConstraint));
constraintRow.m_relpos1CrossNormal.setValue(0,0,0);
constraintRow.m_contactNormal1.setValue(0,0,0);
constraintRow.m_relpos2CrossNormal.setValue(0,0,0);
constraintRow.m_contactNormal2.setValue(0,0,0);
constraintRow.m_angularComponentA.setValue(0,0,0);
constraintRow.m_angularComponentB.setValue(0,0,0);
constraintRow.m_solverBodyIdA = data.m_fixedBodyId;
constraintRow.m_solverBodyIdB = data.m_fixedBodyId;
@@ -148,6 +156,8 @@ void btMultiBodyPoint2Point::createConstraintRows(btMultiBodyConstraintArray& co
infoGlobal,
-m_maxAppliedImpulse, m_maxAppliedImpulse
);
//@todo: support the case of btMultiBody versus btRigidBody,
//see btPoint2PointConstraint::getInfo2NonVirtual
#else
const btVector3 dummy(0, 0, 0);