diff options
Diffstat (limited to 'thirdparty/bullet/BulletDynamics/Dynamics/btDiscreteDynamicsWorldMt.h')
| -rw-r--r-- | thirdparty/bullet/BulletDynamics/Dynamics/btDiscreteDynamicsWorldMt.h | 143 |
1 files changed, 69 insertions, 74 deletions
diff --git a/thirdparty/bullet/BulletDynamics/Dynamics/btDiscreteDynamicsWorldMt.h b/thirdparty/bullet/BulletDynamics/Dynamics/btDiscreteDynamicsWorldMt.h index 667fe5800e..dccf35d7a7 100644 --- a/thirdparty/bullet/BulletDynamics/Dynamics/btDiscreteDynamicsWorldMt.h +++ b/thirdparty/bullet/BulletDynamics/Dynamics/btDiscreteDynamicsWorldMt.h @@ -13,7 +13,6 @@ subject to the following restrictions: 3. This notice may not be removed or altered from any source distribution. */ - #ifndef BT_DISCRETE_DYNAMICS_WORLD_MT_H #define BT_DISCRETE_DYNAMICS_WORLD_MT_H @@ -21,7 +20,6 @@ subject to the following restrictions: #include "btSimulationIslandManagerMt.h" #include "BulletDynamics/ConstraintSolver/btConstraintSolver.h" - /// /// btConstraintSolverPoolMt - masquerades as a constraint solver, but really it is a threadsafe pool of them. /// @@ -34,46 +32,43 @@ subject to the following restrictions: class btConstraintSolverPoolMt : public btConstraintSolver { public: - // create the solvers for me - explicit btConstraintSolverPoolMt( int numSolvers ); + // create the solvers for me + explicit btConstraintSolverPoolMt(int numSolvers); - // pass in fully constructed solvers (destructor will delete them) - btConstraintSolverPoolMt( btConstraintSolver** solvers, int numSolvers ); + // pass in fully constructed solvers (destructor will delete them) + btConstraintSolverPoolMt(btConstraintSolver** solvers, int numSolvers); - virtual ~btConstraintSolverPoolMt(); + virtual ~btConstraintSolverPoolMt(); - ///solve a group of constraints - virtual btScalar solveGroup( btCollisionObject** bodies, - int numBodies, - btPersistentManifold** manifolds, - int numManifolds, - btTypedConstraint** constraints, - int numConstraints, - const btContactSolverInfo& info, - btIDebugDraw* debugDrawer, - btDispatcher* dispatcher - ) BT_OVERRIDE; + ///solve a group of constraints + virtual btScalar solveGroup(btCollisionObject** bodies, + int numBodies, + btPersistentManifold** manifolds, + int numManifolds, + btTypedConstraint** constraints, + int numConstraints, + const btContactSolverInfo& info, + btIDebugDraw* debugDrawer, + btDispatcher* dispatcher) BT_OVERRIDE; - virtual void reset() BT_OVERRIDE; - virtual btConstraintSolverType getSolverType() const BT_OVERRIDE { return m_solverType; } + virtual void reset() BT_OVERRIDE; + virtual btConstraintSolverType getSolverType() const BT_OVERRIDE { return m_solverType; } private: - const static size_t kCacheLineSize = 128; - struct ThreadSolver - { - btConstraintSolver* solver; - btSpinMutex mutex; - char _cachelinePadding[ kCacheLineSize - sizeof( btSpinMutex ) - sizeof( void* ) ]; // keep mutexes from sharing a cache line - }; - btAlignedObjectArray<ThreadSolver> m_solvers; - btConstraintSolverType m_solverType; - - ThreadSolver* getAndLockThreadSolver(); - void init( btConstraintSolver** solvers, int numSolvers ); + const static size_t kCacheLineSize = 128; + struct ThreadSolver + { + btConstraintSolver* solver; + btSpinMutex mutex; + char _cachelinePadding[kCacheLineSize - sizeof(btSpinMutex) - sizeof(void*)]; // keep mutexes from sharing a cache line + }; + btAlignedObjectArray<ThreadSolver> m_solvers; + btConstraintSolverType m_solverType; + + ThreadSolver* getAndLockThreadSolver(); + void init(btConstraintSolver** solvers, int numSolvers); }; - - /// /// btDiscreteDynamicsWorldMt -- a version of DiscreteDynamicsWorld with some minor changes to support /// solving simulation islands on multiple threads. @@ -84,53 +79,53 @@ private: /// - integrateTransforms /// - createPredictiveContacts /// -ATTRIBUTE_ALIGNED16(class) btDiscreteDynamicsWorldMt : public btDiscreteDynamicsWorld +ATTRIBUTE_ALIGNED16(class) +btDiscreteDynamicsWorldMt : public btDiscreteDynamicsWorld { protected: - btConstraintSolver* m_constraintSolverMt; - - virtual void solveConstraints(btContactSolverInfo& solverInfo) BT_OVERRIDE; - - virtual void predictUnconstraintMotion( btScalar timeStep ) BT_OVERRIDE; - - struct UpdaterCreatePredictiveContacts : public btIParallelForBody - { - btScalar timeStep; - btRigidBody** rigidBodies; - btDiscreteDynamicsWorldMt* world; - - void forLoop( int iBegin, int iEnd ) const BT_OVERRIDE - { - world->createPredictiveContactsInternal( &rigidBodies[ iBegin ], iEnd - iBegin, timeStep ); - } - }; - virtual void createPredictiveContacts( btScalar timeStep ) BT_OVERRIDE; - - struct UpdaterIntegrateTransforms : public btIParallelForBody - { - btScalar timeStep; - btRigidBody** rigidBodies; - btDiscreteDynamicsWorldMt* world; - - void forLoop( int iBegin, int iEnd ) const BT_OVERRIDE - { - world->integrateTransformsInternal( &rigidBodies[ iBegin ], iEnd - iBegin, timeStep ); - } - }; - virtual void integrateTransforms( btScalar timeStep ) BT_OVERRIDE; + btConstraintSolver* m_constraintSolverMt; + + virtual void solveConstraints(btContactSolverInfo & solverInfo) BT_OVERRIDE; + + virtual void predictUnconstraintMotion(btScalar timeStep) BT_OVERRIDE; + + struct UpdaterCreatePredictiveContacts : public btIParallelForBody + { + btScalar timeStep; + btRigidBody** rigidBodies; + btDiscreteDynamicsWorldMt* world; + + void forLoop(int iBegin, int iEnd) const BT_OVERRIDE + { + world->createPredictiveContactsInternal(&rigidBodies[iBegin], iEnd - iBegin, timeStep); + } + }; + virtual void createPredictiveContacts(btScalar timeStep) BT_OVERRIDE; + + struct UpdaterIntegrateTransforms : public btIParallelForBody + { + btScalar timeStep; + btRigidBody** rigidBodies; + btDiscreteDynamicsWorldMt* world; + + void forLoop(int iBegin, int iEnd) const BT_OVERRIDE + { + world->integrateTransformsInternal(&rigidBodies[iBegin], iEnd - iBegin, timeStep); + } + }; + virtual void integrateTransforms(btScalar timeStep) BT_OVERRIDE; public: BT_DECLARE_ALIGNED_ALLOCATOR(); - btDiscreteDynamicsWorldMt(btDispatcher* dispatcher, - btBroadphaseInterface* pairCache, - btConstraintSolverPoolMt* constraintSolver, // Note this should be a solver-pool for multi-threading - btConstraintSolver* constraintSolverMt, // single multi-threaded solver for large islands (or NULL) - btCollisionConfiguration* collisionConfiguration - ); + btDiscreteDynamicsWorldMt(btDispatcher * dispatcher, + btBroadphaseInterface * pairCache, + btConstraintSolverPoolMt * solverPool, // Note this should be a solver-pool for multi-threading + btConstraintSolver * constraintSolverMt, // single multi-threaded solver for large islands (or NULL) + btCollisionConfiguration * collisionConfiguration); virtual ~btDiscreteDynamicsWorldMt(); - virtual int stepSimulation( btScalar timeStep, int maxSubSteps, btScalar fixedTimeStep ) BT_OVERRIDE; + virtual int stepSimulation(btScalar timeStep, int maxSubSteps, btScalar fixedTimeStep) BT_OVERRIDE; }; -#endif //BT_DISCRETE_DYNAMICS_WORLD_H +#endif //BT_DISCRETE_DYNAMICS_WORLD_H |