diff options
Diffstat (limited to 'thirdparty/bullet/BulletDynamics/ConstraintSolver/btContactSolverInfo.h')
-rw-r--r-- | thirdparty/bullet/BulletDynamics/ConstraintSolver/btContactSolverInfo.h | 189 |
1 files changed, 92 insertions, 97 deletions
diff --git a/thirdparty/bullet/BulletDynamics/ConstraintSolver/btContactSolverInfo.h b/thirdparty/bullet/BulletDynamics/ConstraintSolver/btContactSolverInfo.h index 93865cbc59..89f8db8b1a 100644 --- a/thirdparty/bullet/BulletDynamics/ConstraintSolver/btContactSolverInfo.h +++ b/thirdparty/bullet/BulletDynamics/ConstraintSolver/btContactSolverInfo.h @@ -18,7 +18,7 @@ subject to the following restrictions: #include "LinearMath/btScalar.h" -enum btSolverMode +enum btSolverMode { SOLVER_RANDMIZE_ORDER = 1, SOLVER_FRICTION_SEPARATE = 2, @@ -35,134 +35,129 @@ enum btSolverMode struct btContactSolverInfoData { - - - btScalar m_tau; - btScalar m_damping;//global non-contact constraint damping, can be locally overridden by constraints during 'getInfo2'. - btScalar m_friction; - btScalar m_timeStep; - btScalar m_restitution; - int m_numIterations; - btScalar m_maxErrorReduction; - btScalar m_sor;//successive over-relaxation term - btScalar m_erp;//error reduction for non-contact constraints - btScalar m_erp2;//error reduction for contact constraints - btScalar m_globalCfm;//constraint force mixing for contacts and non-contacts - btScalar m_frictionERP;//error reduction for friction constraints - btScalar m_frictionCFM;//constraint force mixing for friction constraints - - int m_splitImpulse; - btScalar m_splitImpulsePenetrationThreshold; - btScalar m_splitImpulseTurnErp; - btScalar m_linearSlop; - btScalar m_warmstartingFactor; - - int m_solverMode; - int m_restingContactRestitutionThreshold; - int m_minimumSolverBatchSize; - btScalar m_maxGyroscopicForce; - btScalar m_singleAxisRollingFrictionThreshold; - btScalar m_leastSquaresResidualThreshold; - btScalar m_restitutionVelocityThreshold; - + btScalar m_tau; + btScalar m_damping; //global non-contact constraint damping, can be locally overridden by constraints during 'getInfo2'. + btScalar m_friction; + btScalar m_timeStep; + btScalar m_restitution; + int m_numIterations; + btScalar m_maxErrorReduction; + btScalar m_sor; //successive over-relaxation term + btScalar m_erp; //error reduction for non-contact constraints + btScalar m_erp2; //error reduction for contact constraints + btScalar m_globalCfm; //constraint force mixing for contacts and non-contacts + btScalar m_frictionERP; //error reduction for friction constraints + btScalar m_frictionCFM; //constraint force mixing for friction constraints + + int m_splitImpulse; + btScalar m_splitImpulsePenetrationThreshold; + btScalar m_splitImpulseTurnErp; + btScalar m_linearSlop; + btScalar m_warmstartingFactor; + + int m_solverMode; + int m_restingContactRestitutionThreshold; + int m_minimumSolverBatchSize; + btScalar m_maxGyroscopicForce; + btScalar m_singleAxisRollingFrictionThreshold; + btScalar m_leastSquaresResidualThreshold; + btScalar m_restitutionVelocityThreshold; + bool m_jointFeedbackInWorldSpace; + bool m_jointFeedbackInJointFrame; }; struct btContactSolverInfo : public btContactSolverInfoData { - - - inline btContactSolverInfo() { m_tau = btScalar(0.6); m_damping = btScalar(1.0); m_friction = btScalar(0.3); - m_timeStep = btScalar(1.f/60.f); + m_timeStep = btScalar(1.f / 60.f); m_restitution = btScalar(0.); m_maxErrorReduction = btScalar(20.); m_numIterations = 10; m_erp = btScalar(0.2); m_erp2 = btScalar(0.2); m_globalCfm = btScalar(0.); - m_frictionERP = btScalar(0.2);//positional friction 'anchors' are disabled by default + m_frictionERP = btScalar(0.2); //positional friction 'anchors' are disabled by default m_frictionCFM = btScalar(0.); m_sor = btScalar(1.); m_splitImpulse = true; m_splitImpulsePenetrationThreshold = -.04f; m_splitImpulseTurnErp = 0.1f; m_linearSlop = btScalar(0.0); - m_warmstartingFactor=btScalar(0.85); + m_warmstartingFactor = btScalar(0.85); //m_solverMode = SOLVER_USE_WARMSTARTING | SOLVER_SIMD | SOLVER_DISABLE_VELOCITY_DEPENDENT_FRICTION_DIRECTION|SOLVER_USE_2_FRICTION_DIRECTIONS|SOLVER_ENABLE_FRICTION_DIRECTION_CACHING;// | SOLVER_RANDMIZE_ORDER; - m_solverMode = SOLVER_USE_WARMSTARTING | SOLVER_SIMD;// | SOLVER_RANDMIZE_ORDER; - m_restingContactRestitutionThreshold = 2;//unused as of 2.81 - m_minimumSolverBatchSize = 128; //try to combine islands until the amount of constraints reaches this limit - m_maxGyroscopicForce = 100.f; ///it is only used for 'explicit' version of gyroscopic force - m_singleAxisRollingFrictionThreshold = 1e30f;///if the velocity is above this threshold, it will use a single constraint row (axis), otherwise 3 rows. + m_solverMode = SOLVER_USE_WARMSTARTING | SOLVER_SIMD; // | SOLVER_RANDMIZE_ORDER; + m_restingContactRestitutionThreshold = 2; //unused as of 2.81 + m_minimumSolverBatchSize = 128; //try to combine islands until the amount of constraints reaches this limit + m_maxGyroscopicForce = 100.f; ///it is only used for 'explicit' version of gyroscopic force + m_singleAxisRollingFrictionThreshold = 1e30f; ///if the velocity is above this threshold, it will use a single constraint row (axis), otherwise 3 rows. m_leastSquaresResidualThreshold = 0.f; - m_restitutionVelocityThreshold = 0.2f;//if the relative velocity is below this threshold, there is zero restitution + m_restitutionVelocityThreshold = 0.2f; //if the relative velocity is below this threshold, there is zero restitution + m_jointFeedbackInWorldSpace = false; + m_jointFeedbackInJointFrame = false; } }; ///do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 struct btContactSolverInfoDoubleData { - double m_tau; - double m_damping;//global non-contact constraint damping, can be locally overridden by constraints during 'getInfo2'. - double m_friction; - double m_timeStep; - double m_restitution; - double m_maxErrorReduction; - double m_sor; - double m_erp;//used as Baumgarte factor - double m_erp2;//used in Split Impulse - double m_globalCfm;//constraint force mixing - double m_splitImpulsePenetrationThreshold; - double m_splitImpulseTurnErp; - double m_linearSlop; - double m_warmstartingFactor; - double m_maxGyroscopicForce;///it is only used for 'explicit' version of gyroscopic force - double m_singleAxisRollingFrictionThreshold; - - int m_numIterations; - int m_solverMode; - int m_restingContactRestitutionThreshold; - int m_minimumSolverBatchSize; - int m_splitImpulse; - char m_padding[4]; - + double m_tau; + double m_damping; //global non-contact constraint damping, can be locally overridden by constraints during 'getInfo2'. + double m_friction; + double m_timeStep; + double m_restitution; + double m_maxErrorReduction; + double m_sor; + double m_erp; //used as Baumgarte factor + double m_erp2; //used in Split Impulse + double m_globalCfm; //constraint force mixing + double m_splitImpulsePenetrationThreshold; + double m_splitImpulseTurnErp; + double m_linearSlop; + double m_warmstartingFactor; + double m_maxGyroscopicForce; ///it is only used for 'explicit' version of gyroscopic force + double m_singleAxisRollingFrictionThreshold; + + int m_numIterations; + int m_solverMode; + int m_restingContactRestitutionThreshold; + int m_minimumSolverBatchSize; + int m_splitImpulse; + char m_padding[4]; }; ///do not change those serialization structures, it requires an updated sBulletDNAstr/sBulletDNAstr64 struct btContactSolverInfoFloatData { - float m_tau; - float m_damping;//global non-contact constraint damping, can be locally overridden by constraints during 'getInfo2'. - float m_friction; - float m_timeStep; - - float m_restitution; - float m_maxErrorReduction; - float m_sor; - float m_erp;//used as Baumgarte factor - - float m_erp2;//used in Split Impulse - float m_globalCfm;//constraint force mixing - float m_splitImpulsePenetrationThreshold; - float m_splitImpulseTurnErp; - - float m_linearSlop; - float m_warmstartingFactor; - float m_maxGyroscopicForce; - float m_singleAxisRollingFrictionThreshold; - - int m_numIterations; - int m_solverMode; - int m_restingContactRestitutionThreshold; - int m_minimumSolverBatchSize; - - int m_splitImpulse; - char m_padding[4]; + float m_tau; + float m_damping; //global non-contact constraint damping, can be locally overridden by constraints during 'getInfo2'. + float m_friction; + float m_timeStep; + + float m_restitution; + float m_maxErrorReduction; + float m_sor; + float m_erp; //used as Baumgarte factor + + float m_erp2; //used in Split Impulse + float m_globalCfm; //constraint force mixing + float m_splitImpulsePenetrationThreshold; + float m_splitImpulseTurnErp; + + float m_linearSlop; + float m_warmstartingFactor; + float m_maxGyroscopicForce; + float m_singleAxisRollingFrictionThreshold; + + int m_numIterations; + int m_solverMode; + int m_restingContactRestitutionThreshold; + int m_minimumSolverBatchSize; + + int m_splitImpulse; + char m_padding[4]; }; - - -#endif //BT_CONTACT_SOLVER_INFO +#endif //BT_CONTACT_SOLVER_INFO |