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use the old data structures for single precision serialization, to make it backwards compatible

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So files created by the new double precision serialization of Bullet 2.82 cannot be read by old Bullet versions,
but double precision serialized file generated by older Bullet versions can be read by Bullet 2.82 or newer.
This commit is contained in:
erwin.coumans
2013-09-14 16:49:31 +00:00
parent e22a11c021
commit 6fd4738a9e
9 changed files with 363 additions and 601 deletions
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24
src/BulletDynamics/ConstraintSolver/btGeneric6DofConstraint.h
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@@ -39,8 +39,8 @@ class btRigidBody;
#define btGeneric6DofConstraintData2 btGeneric6DofConstraintDoubleData2
#define btGeneric6DofConstraintDataName "btGeneric6DofConstraintDoubleData2"
#else
#define btGeneric6DofConstraintData2 btGeneric6DofConstraintFloatData2
#define btGeneric6DofConstraintDataName "btGeneric6DofConstraintFloatData2"
#define btGeneric6DofConstraintData2 btGeneric6DofConstraintData
#define btGeneric6DofConstraintDataName "btGeneric6DofConstraintData"
#endif //BT_USE_DOUBLE_PRECISION
@@ -569,26 +569,7 @@ public:
};
///do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64
struct btGeneric6DofConstraintFloatData2
{
btTypedConstraintFloatData m_typeConstraintData;
btTransformFloatData m_rbAFrame; // constraint axii. Assumes z is hinge axis.
btTransformFloatData m_rbBFrame;
btVector3FloatData m_linearUpperLimit;
btVector3FloatData m_linearLowerLimit;
btVector3FloatData m_angularUpperLimit;
btVector3FloatData m_angularLowerLimit;
int m_useLinearReferenceFrameA;
int m_useOffsetForConstraintFrame;
};
#ifdef BT_BACKWARDS_COMPATIBLE_SERIALIZATION
///do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64
///this structure is not used, except for loading pre-2.82 .bullet files
struct btGeneric6DofConstraintData
{
btTypedConstraintData m_typeConstraintData;
@@ -604,7 +585,6 @@ struct btGeneric6DofConstraintData
int m_useLinearReferenceFrameA;
int m_useOffsetForConstraintFrame;
};
#endif //BT_BACKWARDS_COMPATIBLE_SERIALIZATION
struct btGeneric6DofConstraintDoubleData2
{