From 472a021aca3c0a6278151f7abee4e0970b026e3f Mon Sep 17 00:00:00 2001 From: Sergej Reich Date: Fri, 25 Oct 2013 03:43:20 +0000 Subject: bullet: Update to version 2.82 (bullet revision 2705) Remove patch that has been applied upstream. Fixes several bugs. --- .../Dynamics/btDiscreteDynamicsWorld.cpp | 39 +++++++++------------- .../Dynamics/btDiscreteDynamicsWorld.h | 15 ++++++++- .../src/BulletDynamics/Dynamics/btDynamicsWorld.h | 3 +- .../src/BulletDynamics/Dynamics/btRigidBody.h | 4 +++ .../Dynamics/btSimpleDynamicsWorld.cpp | 4 +-- 5 files changed, 38 insertions(+), 27 deletions(-) (limited to 'extern/bullet2/src/BulletDynamics/Dynamics') diff --git a/extern/bullet2/src/BulletDynamics/Dynamics/btDiscreteDynamicsWorld.cpp b/extern/bullet2/src/BulletDynamics/Dynamics/btDiscreteDynamicsWorld.cpp index 9ff2d9f1173..fb8a4068e23 100644 --- a/extern/bullet2/src/BulletDynamics/Dynamics/btDiscreteDynamicsWorld.cpp +++ b/extern/bullet2/src/BulletDynamics/Dynamics/btDiscreteDynamicsWorld.cpp @@ -87,7 +87,6 @@ struct InplaceSolverIslandCallback : public btSimulationIslandManager::IslandCal btTypedConstraint** m_sortedConstraints; int m_numConstraints; btIDebugDraw* m_debugDrawer; - btStackAlloc* m_stackAlloc; btDispatcher* m_dispatcher; btAlignedObjectArray m_bodies; @@ -104,7 +103,6 @@ struct InplaceSolverIslandCallback : public btSimulationIslandManager::IslandCal m_sortedConstraints(NULL), m_numConstraints(0), m_debugDrawer(NULL), - m_stackAlloc(stackAlloc), m_dispatcher(dispatcher) { @@ -135,7 +133,7 @@ struct InplaceSolverIslandCallback : public btSimulationIslandManager::IslandCal if (islandId<0) { ///we don't split islands, so all constraints/contact manifolds/bodies are passed into the solver regardless the island id - m_solver->solveGroup( bodies,numBodies,manifolds, numManifolds,&m_sortedConstraints[0],m_numConstraints,*m_solverInfo,m_debugDrawer,m_stackAlloc,m_dispatcher); + m_solver->solveGroup( bodies,numBodies,manifolds, numManifolds,&m_sortedConstraints[0],m_numConstraints,*m_solverInfo,m_debugDrawer,m_dispatcher); } else { //also add all non-contact constraints/joints for this island @@ -163,7 +161,7 @@ struct InplaceSolverIslandCallback : public btSimulationIslandManager::IslandCal if (m_solverInfo->m_minimumSolverBatchSize<=1) { - m_solver->solveGroup( bodies,numBodies,manifolds, numManifolds,startConstraint,numCurConstraints,*m_solverInfo,m_debugDrawer,m_stackAlloc,m_dispatcher); + m_solver->solveGroup( bodies,numBodies,manifolds, numManifolds,startConstraint,numCurConstraints,*m_solverInfo,m_debugDrawer,m_dispatcher); } else { @@ -190,7 +188,7 @@ struct InplaceSolverIslandCallback : public btSimulationIslandManager::IslandCal btPersistentManifold** manifold = m_manifolds.size()?&m_manifolds[0]:0; btTypedConstraint** constraints = m_constraints.size()?&m_constraints[0]:0; - m_solver->solveGroup( bodies,m_bodies.size(),manifold, m_manifolds.size(),constraints, m_constraints.size() ,*m_solverInfo,m_debugDrawer,m_stackAlloc,m_dispatcher); + m_solver->solveGroup( bodies,m_bodies.size(),manifold, m_manifolds.size(),constraints, m_constraints.size() ,*m_solverInfo,m_debugDrawer,m_dispatcher); m_bodies.resize(0); m_manifolds.resize(0); m_constraints.resize(0); @@ -210,7 +208,9 @@ m_gravity(0,-10,0), m_localTime(0), m_synchronizeAllMotionStates(false), m_applySpeculativeContactRestitution(false), -m_profileTimings(0) +m_profileTimings(0), +m_fixedTimeStep(0), +m_latencyMotionStateInterpolation(true) { if (!m_constraintSolver) @@ -232,7 +232,7 @@ m_profileTimings(0) { void* mem = btAlignedAlloc(sizeof(InplaceSolverIslandCallback),16); - m_solverIslandCallback = new (mem) InplaceSolverIslandCallback (m_constraintSolver, m_stackAlloc, dispatcher); + m_solverIslandCallback = new (mem) InplaceSolverIslandCallback (m_constraintSolver, 0, dispatcher); } } @@ -359,7 +359,9 @@ void btDiscreteDynamicsWorld::synchronizeSingleMotionState(btRigidBody* body) { btTransform interpolatedTransform; btTransformUtil::integrateTransform(body->getInterpolationWorldTransform(), - body->getInterpolationLinearVelocity(),body->getInterpolationAngularVelocity(),m_localTime*body->getHitFraction(),interpolatedTransform); + body->getInterpolationLinearVelocity(),body->getInterpolationAngularVelocity(), + (m_latencyMotionStateInterpolation && m_fixedTimeStep) ? m_localTime - m_fixedTimeStep : m_localTime*body->getHitFraction(), + interpolatedTransform); body->getMotionState()->setWorldTransform(interpolatedTransform); } } @@ -403,6 +405,7 @@ int btDiscreteDynamicsWorld::stepSimulation( btScalar timeStep,int maxSubSteps, if (maxSubSteps) { //fixed timestep with interpolation + m_fixedTimeStep = fixedTimeStep; m_localTime += timeStep; if (m_localTime >= fixedTimeStep) { @@ -413,7 +416,8 @@ int btDiscreteDynamicsWorld::stepSimulation( btScalar timeStep,int maxSubSteps, { //variable timestep fixedTimeStep = timeStep; - m_localTime = timeStep; + m_localTime = m_latencyMotionStateInterpolation ? 0 : timeStep; + m_fixedTimeStep = 0; if (btFuzzyZero(timeStep)) { numSimulationSubSteps = 0; @@ -724,7 +728,7 @@ void btDiscreteDynamicsWorld::solveConstraints(btContactSolverInfo& solverInfo) m_solverIslandCallback->processConstraints(); - m_constraintSolver->allSolved(solverInfo, m_debugDrawer, m_stackAlloc); + m_constraintSolver->allSolved(solverInfo, m_debugDrawer); } @@ -746,12 +750,7 @@ void btDiscreteDynamicsWorld::calculateSimulationIslands() if (((colObj0) && (!(colObj0)->isStaticOrKinematicObject())) && ((colObj1) && (!(colObj1)->isStaticOrKinematicObject()))) { - if (colObj0->isActive() || colObj1->isActive()) - { - - getSimulationIslandManager()->getUnionFind().unite((colObj0)->getIslandTag(), - (colObj1)->getIslandTag()); - } + getSimulationIslandManager()->getUnionFind().unite((colObj0)->getIslandTag(),(colObj1)->getIslandTag()); } } } @@ -770,12 +769,7 @@ void btDiscreteDynamicsWorld::calculateSimulationIslands() if (((colObj0) && (!(colObj0)->isStaticOrKinematicObject())) && ((colObj1) && (!(colObj1)->isStaticOrKinematicObject()))) { - if (colObj0->isActive() || colObj1->isActive()) - { - - getSimulationIslandManager()->getUnionFind().unite((colObj0)->getIslandTag(), - (colObj1)->getIslandTag()); - } + getSimulationIslandManager()->getUnionFind().unite((colObj0)->getIslandTag(),(colObj1)->getIslandTag()); } } } @@ -1131,7 +1125,6 @@ void btDiscreteDynamicsWorld::predictUnconstraintMotion(btScalar timeStep) { //don't integrate/update velocities here, it happens in the constraint solver - //damping body->applyDamping(timeStep); body->predictIntegratedTransform(timeStep,body->getInterpolationWorldTransform()); diff --git a/extern/bullet2/src/BulletDynamics/Dynamics/btDiscreteDynamicsWorld.h b/extern/bullet2/src/BulletDynamics/Dynamics/btDiscreteDynamicsWorld.h index fa934c49d2b..d8a34b7da3d 100644 --- a/extern/bullet2/src/BulletDynamics/Dynamics/btDiscreteDynamicsWorld.h +++ b/extern/bullet2/src/BulletDynamics/Dynamics/btDiscreteDynamicsWorld.h @@ -53,6 +53,7 @@ protected: //for variable timesteps btScalar m_localTime; + btScalar m_fixedTimeStep; //for variable timesteps bool m_ownsIslandManager; @@ -64,6 +65,8 @@ protected: int m_profileTimings; + bool m_latencyMotionStateInterpolation; + btAlignedObjectArray m_predictiveManifolds; virtual void predictUnconstraintMotion(btScalar timeStep); @@ -74,7 +77,7 @@ protected: virtual void solveConstraints(btContactSolverInfo& solverInfo); - void updateActivationState(btScalar timeStep); + virtual void updateActivationState(btScalar timeStep); void updateActions(btScalar timeStep); @@ -216,6 +219,16 @@ public: ///Preliminary serialization test for Bullet 2.76. Loading those files requires a separate parser (see Bullet/Demos/SerializeDemo) virtual void serialize(btSerializer* serializer); + ///Interpolate motion state between previous and current transform, instead of current and next transform. + ///This can relieve discontinuities in the rendering, due to penetrations + void setLatencyMotionStateInterpolation(bool latencyInterpolation ) + { + m_latencyMotionStateInterpolation = latencyInterpolation; + } + bool getLatencyMotionStateInterpolation() const + { + return m_latencyMotionStateInterpolation; + } }; #endif //BT_DISCRETE_DYNAMICS_WORLD_H diff --git a/extern/bullet2/src/BulletDynamics/Dynamics/btDynamicsWorld.h b/extern/bullet2/src/BulletDynamics/Dynamics/btDynamicsWorld.h index 7d5c621f850..35dd1400fe7 100644 --- a/extern/bullet2/src/BulletDynamics/Dynamics/btDynamicsWorld.h +++ b/extern/bullet2/src/BulletDynamics/Dynamics/btDynamicsWorld.h @@ -33,7 +33,8 @@ enum btDynamicsWorldType BT_SIMPLE_DYNAMICS_WORLD=1, BT_DISCRETE_DYNAMICS_WORLD=2, BT_CONTINUOUS_DYNAMICS_WORLD=3, - BT_SOFT_RIGID_DYNAMICS_WORLD=4 + BT_SOFT_RIGID_DYNAMICS_WORLD=4, + BT_GPU_DYNAMICS_WORLD=5 }; ///The btDynamicsWorld is the interface class for several dynamics implementation, basic, discrete, parallel, and continuous etc. diff --git a/extern/bullet2/src/BulletDynamics/Dynamics/btRigidBody.h b/extern/bullet2/src/BulletDynamics/Dynamics/btRigidBody.h index f0e07f942af..ed90fb44115 100644 --- a/extern/bullet2/src/BulletDynamics/Dynamics/btRigidBody.h +++ b/extern/bullet2/src/BulletDynamics/Dynamics/btRigidBody.h @@ -363,11 +363,13 @@ public: inline void setLinearVelocity(const btVector3& lin_vel) { + m_updateRevision++; m_linearVelocity = lin_vel; } inline void setAngularVelocity(const btVector3& ang_vel) { + m_updateRevision++; m_angularVelocity = ang_vel; } @@ -484,11 +486,13 @@ public: void setAngularFactor(const btVector3& angFac) { + m_updateRevision++; m_angularFactor = angFac; } void setAngularFactor(btScalar angFac) { + m_updateRevision++; m_angularFactor.setValue(angFac,angFac,angFac); } const btVector3& getAngularFactor() const diff --git a/extern/bullet2/src/BulletDynamics/Dynamics/btSimpleDynamicsWorld.cpp b/extern/bullet2/src/BulletDynamics/Dynamics/btSimpleDynamicsWorld.cpp index 5fc2f3cf8f7..35dd38840f6 100644 --- a/extern/bullet2/src/BulletDynamics/Dynamics/btSimpleDynamicsWorld.cpp +++ b/extern/bullet2/src/BulletDynamics/Dynamics/btSimpleDynamicsWorld.cpp @@ -78,8 +78,8 @@ int btSimpleDynamicsWorld::stepSimulation( btScalar timeStep,int maxSubSteps, b btContactSolverInfo infoGlobal; infoGlobal.m_timeStep = timeStep; m_constraintSolver->prepareSolve(0,numManifolds); - m_constraintSolver->solveGroup(&getCollisionObjectArray()[0],getNumCollisionObjects(),manifoldPtr, numManifolds,0,0,infoGlobal,m_debugDrawer, m_stackAlloc,m_dispatcher1); - m_constraintSolver->allSolved(infoGlobal,m_debugDrawer, m_stackAlloc); + m_constraintSolver->solveGroup(&getCollisionObjectArray()[0],getNumCollisionObjects(),manifoldPtr, numManifolds,0,0,infoGlobal,m_debugDrawer, m_dispatcher1); + m_constraintSolver->allSolved(infoGlobal,m_debugDrawer); } ///integrate transforms -- cgit v1.2.3